n Mn HcThit k nh my nhit in cng sut 750MWL! "#! $% Qu trnh pht trin mnh m ca nn cng nghip nc ta ang t ra yu cu v nng !ng r"t n# $ nc ta% ng&'i vic () *+ng cc ngu,n nng !ng (- c"p tr&ng cc ng'nh cng nghip v' .i (/ng th nng !ng in ' *ng nng !ng !c () *+ng ph01i2n v' hiu 3u4 nh"t# 5 v6y% ng'y c'ng nhiu cc nh' my in m7c n 8 9h:p m7i n-i p ;ng nhu cu ng'y c'ng ca& ca ph+ t4i# 5i vic thay th2 *n nguyn iu truyn th/ng ca nh' my nhit in t< than (ang *u m= v' 9h> /t th (? pht trin ca cc nh' my nhit in tr&ng t-ng ai ' r"t n# @r&ng 9A n'y nhBm chCng Dm !c gia& t'i thi2t 92 nh' my nhit in EFGHI% nhin iu 9h> ,ng h'nh cJng Ku"t pht t< th?c t2 B# L!c (? hng *Mn% giCp N r"t nhit tnh ca thy gi& TS. Trn Thanh Sn% cc @hy O tr&ng 9h&a Ong Pgh Phit Q Lin Rnh v' cSng vi (? &'n 92t% n0 ?c h7c t6p nghin c;u ca c4 nhBm T h&'n th'nh !c , n mUt cch nghim tCc v' Cng th.i hn#@uy nhin% v 9i2n th;c cB hn% nn chCng Dm 9hng trnh 9h=i nhVng (ai (Bt tr&ng 9hi th?c hin# OhCng Dm r"t m&ng !c (? gBp W% chX 14& 3uW 1u ca cc @hy% cc O tr&ng1U mn , n ca chCng Dm cB th !c h&'ng chXnh t/t nh"t# @6p th nhBm YY chZn th'nh c4m -n @hy gi& hng *Mn% cc @hy O tr&ng 9h&aOP Phit Q Lin Rnh T giCp N chCng Dm r"t nhiu tr&ng 3u trnh th?c hin , n n'y#L' P[ng% ng'y YF thng G\ nm \GY\PhBm (inh vin th?c hin] ^Nhm 11_1. Trn Ngc Qung Nhm Trng2. Bi Vn Php Thnh vin3. Tr Xun Nh! Thnh vin4. "u#nh Qu$c Thnh vin5. Ngu%&n Vn Qu#nh Thnh vin&'H() T*+ T,$" TH-"H *."1 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MW0H1."& /2 3%4T '5 0H6" 7H1."& "/+/+ &i8i thiu s9 :; in n?ng+Png !ng m' ch y2u ' in nng T tr8 th'nh mUt nhu cu 9hng th thi2u !c tr&ng (? pht trin 9inh t2 ca m`i 3u/c gia trn th2 gii# a?a v'& 9h4 nng (4n Ku"t v' !ng tiu th+ in nng m' ta cB th nh gi chung !c (? pht trin ng'nh cng nghip nc B# Lin nng !c (4n Ku"t 8 nhiu n-i trn th2 gii 1bng nhiu cch 9hc nhau nh nh' my thy in ^P@L_% nh' my in thy triu% nh' my in ca nhit% nh' my in nguyn t) ^PP@_% nh' my ph&ng in% nh' my in *Sng nng !ng mt tr.i%### din nay ph0 1i2n nh"t ' nh' my nhit in% 8 B nhit nng th&t ra 9hi /t cc nhin iu hVu c- ^than% *u% 9h>###_ !c 1i2n 0i th'nh in nng#@rn th2 gii in nng !c (4n Ku"t t< nh' my nhit in chi2m 9h&4ng EGe in nng th2 gii% ring 8 nc ta !ng in nng *& cc nh' my nhit in(4n Ku"t ra chi2m mUt tf ch y2u tr&ng t0ng (/ in nng trn t&'n 3u/c# Phng /i vi m`i 3u/c gia trn th2 gii th vic (4n Ku"t ra in nng cgn tSy thuUc v'& ngu,n nng !ng ([n cB% iu 9in 9inh t2 v' cJng nh (? pht trin 9h&a h7c 9h thu6t#/+@+ *A cBn thit ChDi EFy GAng nh my in+iau hga 1nh 6p i nm YjkF chCng ta ti2p 3u4n mUt (/ nh' my in cJca th?c *Zn lhp KZy *?ng tr&ng th.i gian KZm !c nc ta% cc nh' my n'y cBcng (u"t th?c t2 9h&4ng mG#GGGnI# Oc nh'my n'y !c KZy *?ng 8 cc th'nhph/ v' cc 9hu m=% vi cc cng (u"t nh=% hiu (u"t th"p v' thi2t 1c &i cJ# @< Bch& 2n nm YjEF chCng ta T KZy *?ng thm nhiu nh' my in nhng cng (u"tvMn cgn nh=% mt 9hc cJng tr&ng th.i gian B *& cuUc chi2n tranh ph h&i 8 min&'H() T*+ T,$" TH-"H *."2 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MWo:c 18i 2 3u/c Hh gZy ra% ch& nn a (/ cc nh' my in u 1c &anh tc v' hh=ng nng# din nay chCng ta cB nhiu nh' my cB cng (u"t n h-n ng&'i nh'my nhit in ra cgn cB cc nh' my thy in% mc *S v6y !ng in nng (4nKu"t ra cung c"p ch& c4 nc vMn cgn thi2u nhiu# @rc (? pht trin nh vJ 1T& ca nn 9inh t2 th2 gii% cJng nh (? ti2n 1Uca 9h&a h7c 9h thu6t# LZy ' mUt v"n n m' m`i 3u/c gia trn th2 gii nBichung v' nc ta nBi ring cn cB 1in php gi4i 3uy2t 'm (a& ch& chCng ta 9hng1c t+t h6u (& vi cc nc 9hc# Ph. (? pht trin mUt cch v!t 16c ca 9h&a h7c9h thu6t% t< B ta cB th p *+ng v'& m' nZng ca& cc thng (/ 'm vic v' U tinc6y 'm vic ca cc thi2t 1c% t khI ng hnh+nh> ,ng h'nh ^associated gas_ ' 9h> t? nhin!c tm th"y cSng *u th% cB th 8 *ng h&' Mn vi *u th h&c t& th'nh 9hng gian ph>a trn p *u th tr&ng m= *u# nh> ,ng h'nh 9hi !c tch 9h=i *u th 'h`n h!p ch y2u g,m Dtan ^O\dq_% pr&pan^Omdr_% 1utan ^OkdYG_ v' pDntan ^OFdY\_# Pg&'i racgn nhVng tp ch"t 9hng m&ng mu/n nhnc% (unsua hi*r& ^d\i_% Ot\% dDium ^dD_% Pit& ^P\_ v' mUt (/ tp ch"t 9hc#@r&ng 3u 9h; &i 9h> n'y ' th'nh phn 9hng m&ng mu/n v' th.ng 1c /t 1=# n c4 ti nm \GGm% vic /t 1= vMn 8 9h/i !ng n% h'ng ng'y cB 2n &'H() T*+ T,$" TH-"H *."3 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MWYGpYm tf sDDt 9h/i trn t&'n th2 gii# @uy nhin% vi ti2n 1U ca cng ngh% gi th'nh *u th v' 9h> t? nhin tng n v' cc ;ng *+ng ca 9h> t? nhin tr8 nn ph01i2n% 9h> ,ng h'nh !c t6n *+ng v' tr8 th'nh ngu,n nguyn iu mang i hiu 3u4 ca Pm YjkE% 8 Hh% h'ng ng'y 9h&4ng m tf sDDt 9h/i 9h> ,ng h'nh 1c /t 1=u 2n nm \GG\% c&n (/ n'y gi4m Ym n tr&ng 9hi (4n !ng 9hai thc ca& h-n nm YjkE# PigDria ' 3u/c gia cB trV !ng 9h> t? nhin r"t n% chi2m mGe trV !ng t&'n OhZu lhi# @uy v6y EFe 9h> ,ng h'nh 8 cc m= *u th.ng 1c /t 1= mUt cch Tng ph># Oh>nh ph PigDria T ra mUt & u6t 3uy cnh 2n nm \GGr% 9h> ,ng h'nh ( 9hng 1c /t nVa% cc hTng *u 9h> cB trch nhim :p t cc thi2t 1c K) W 9h> t6n *+ng ngu,n t'i nguyn n'y #v Oc gi4i php () *+ng 9h> ,ng h'nh]p o-m ng!c tr8 i gi2ng *u thu h,i (au n'y 9hi cB gi4i php 9inh t2 h-n ,ng th.i *uy tr p ?c gi2ng *u ti2p t+c t? phun n#p Ohuyn hBa th'nh cc (4n phwm 9hc ^v> *+ mDtan& p Odmtd_ *x chuyn ch8 h-n#p @ch cc tp ch"t cB 9h> hBa =ng t? nhin r,i chuyn Ku/ng 1,n ch;ap Ohuy2n hBa th'nh cc h!p ch"t ^v> *+ mDtan&_ 'm nguyn iu ch& cngnghip hBa *u#p 56n chuyn 1bng .ng /ng ti nh' my K) W 9h>#p 5' mUt gi4i php hin nay r"t cB tim nng ' *Sng 9h> ,ng h'nh 'm nhin iu /t ch& g h-i nhbmt& ra in#v @nh hnh () *+ng 9h> ,ng h'nh 8 5it Pam]$ 5it Pam%*u th !c 9hai thc 8 3uy m cng nghip t< nm Yjrqnhng9h>,ngh'nhvMn1c/t1=ngayti ch0ch&2nnmYjjE# dnh4nhnhVng ng7n )a r?c (ng trn cc *'n 9h&an tr&ng m T mUt th.i ' hnh 4nh n0iti2ng v' cB phn t? h'& v ng'nh cng nghip cgn n&n try ca 5it Pam# 5ic K) W9h> ,ng h'nh vi 9h/i !ng n cn mUt !ng my mBc , (U m' iu 9in 9hai&'H() T*+ T,$" TH-"H *."4 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MWthc trn 1in th 9hng ch& phzp th?c hin# {i4i php trit ' p .ng /ng*Mn v' a (/ 9h> B v'& 1.# Pm YjjE h th/ng K) W 9h> ,ng h'nh ca 5itPam 1:t u v6n h'nh% hbng nm a 9h&4ng Y tf mmv'& 1.% cung c"p 9h> hBa=ng% *ung mi pha Kng% 'nhin iu /t ch& cc nh' my% trung tZm nhit in#/+J+ KL iMm Nt nh my+- La chon a im t nha may in ngng hi phai!aoami"#$in%am&icnhmc' chi ph()*y+ng&a &*nhanh!, nh*-t. .innayt/nth-gii &ac#0ng nh nc ta nhi"# nha may in %n +#ng 9h> ,ng h'nh'm ch"t /t# nh> ,ng h'nh th.ng !c *wn v t< cc *'n 9h&an trn 1in 1bng/ng *Mn 9h># a& B 9hi thi2t 92 PHPL cn u W v"n n'y% nn ch7n vc tr> canh' my (a& ch& hn ch2 chiu *'i /ng *Mn c'ng ng:n c'ng t/t# p {n ngu,n cung c"p nc ' mUt yu cu 3uan tr7ng 9hi ?a ch7n ca im tnh' my nhit in ngng h-i% 18i v !ng nc tiu ha& 'm nh h-i th&t r"tn% *& B n2u nh ph4i a nc vi 9h&4ng cch Ka v' ca& th v/n u t KZy*?ng v' chi ph> v6n h'nh r"t :t#p nhi KZy *?ng nh' my in gi h=i cB mUt mt 1bng n% ch& nn ph4i cB *int>ch v' 9>ch thc y # L/i vi nh' my nhit in ngng h-i /t 1bng nhiniu r:n th cn ph4i cB mUt 9hu v?c 8 gn nh' my ch;a than% thu nh6n tr& v'KX% 9hu v?c nh' 8 ca cng nhZn v' cn 1U 9h thu6t cJng !c KZy *?ng 9hng Kanh' my nhng m' ph4i 14& 4m cB mi tr.ng tr&ng (ch# Lca hnh *in t>ch ph4i1bng ph|ng% U */c% tuy2n .ng n/i t< .ng (:t v' t ch>nh ti nh' my ph4ithu6n !i% 9h&4ng cch B 9hng Ka nh' my#p $ nc ta% $h> ,ng h'nh phZn 1/ ch y2u 8 1 O)u R&ng vi trV !ng Fr%ktX mm ^YFe_ t6p trung tr&ng cc m= *u n] och d0% }ng Lng% d,ng Pg7c v'cc m= *u Q 9h>] ~mDra*% i @) @r:ng# Pg&'i ra mUt !ng 9h> ,ng h'nh r"t&'H() T*+ T,$" TH-"H *."5 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MWnh= ^me_ cgn phZn 1/ tr&ng cc m= 9h> Q *u nh] ounga nD9a Q Oi Pc%ounga }aya thuUc v Haay Q @h0 Ohu#/+5+ > Eut = chn Ch;9ng n)5i t'i thi2t 92 nh' my nhit in cng (u"t EFG HI /t 9h> ,ng h'nh ta cB th cB nhiu ph-ng n% 3ua B ch7n ra mUt ph-ng n t/i u nh"t#/+5+/+ 7h;9ng n /) Lt F t0 my cB cng (u"t YFG HI5ic t F t0 my nh v6y ( chi2m 9h n v t0ng mt 1bng *in t>ch% *& vic1/ tr> nhiu thi2t 1c ch& m`i t0 my# Ht 9hc *& cB nhiu t0 my v6n h'nh nn cnph4i cB nhiu cng nhZn% cn 1U 9h thu6t v6n h'nh *Mn 2n ch> ph> ch& vic tr4-ng nhZn vin tng n#Ohi ph> 14& *8ng cc thi2t 1c h'ng nm tng v' chi ph> ch& vic KZy *?ng gia&thng ^.ng KD chy% .ng (:t_ cJng nh gi tin nhin iu tng n *& ph4i cBthm cc h th/ng K) W% chng c"t v' h th/ng K) W 9hBi th4i ra mi tr.ng thD&Cng tiu chuwn#5i F t0 my th 9h4 nng v6n h'nh v' 14& 4m ch& vic cung c"p in nngn mng i in% n2u mUt tr&ng F t0 my 1c h h=ng th cgn cB k t0 my cgn ichy tng cng (u"t n mUt chCt 9cp th.i ()a chVa# 5ic iu chXnh ph+ t4i *x*'ng *Mn 2n t? Ung hBa ca&% 9h4 nng thay th2 cc thi2t 1c tr&ng nh' my 9hi cBh h=ng th *x *'ng *& cc thi2t 1c u cB cSng 9>ch cN#{7i nY ' chi ph> v/n u t 1an u ca ph-ng n Y# iY ' ph> t0n v6n h'nh hbng nm ca ph-ng n Y#/+5+@+ 7h;9ng n @) Lt hai t0 my cB cng (u"t \ K mGGHI v' YFGHI#@hD& ph-ng n n'y th ta cB m t0 my nh v6y th mt 1bng phZn 1/ cc thi2t 1c ( chi2m *in t>ch >t h-n ph-ng n Y% nn t0ng mt 1bng ca c4 nh' my cJng nh= h-n (& vi ph-ng n trn# $ ph-ng n n'y cB 2n hai t0 my vi cng (u"t9hc nhau cSng v6n h'nh nn cn ph4i cB nhiu cng nhZn% cn 1U 9h thu6t v6n h'nh *Mn 2n ch> ph> ch& vic tr4 -ng nhZn vin tng n#&'H() T*+ T,$" TH-"H *."6 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MWOhi ph> 14& *8ng cc thi2t 1c h'ng nm tng v' chi ph> ch& vic KZy *?ng gia&thng ^.ng KD chy% .ng /ng *Mn 9h> ,ng h'nh%##_ cJng nh t/n chi ph> ch&h th/ng K) W 9hBi th4i ra mi tr.ng thD& Cng tiu chuwn# {i tin nhin iu v'ph> t0n v6n chuyn nhin iu vMn cgn n *& cB 3u nhiu thi2t 1c 9hc nhau cSng'm vic tr&ng nh' my ^g h-i% cung c"p nc% tur1inD%###_5i m t0 my th 9h4 nng v6n h'nh v' 14& 4m ch& vic cung c"p in nngn mng i in# 5ic iu chXnh ph+ t4i gp nhiu 9hB 9hn% 9h4 nng thay th2cc thi2t 1c tr&ng nh' my 9hi cB h h=ng cJng 9hB *& cc thi2t 1c 'm vic tr&ngnh' my cB cc 9>ch cN 9hc nhau# LU tin c6y v' hiu (u"t nh' my cgn cha ca{7in\ ' chi ph> v/n u t 1an u ca ph-ng n \#i\ ' chi ph> v6n h'nh hbng nm ca ph-ng n \#/+5+O+ 7h;9ng n O) Lt Y t0 my cB cng (u"t EEGHI#5ic t Y t0 my nh v6y th mt 1bng phZn 1/ cc thi2t 1c ( chi2m *in t>ch >th-n nn t0ng mt 1bng ca c4 nh' my cJng nh= h-n (& vi c4 hai ph-ng n trn#$ ph-ng n n'y *& chX cB Y t0 my v6n h'nh nn 9hng cn ph4i cB nhiu cngnhZn% cn 1U 9h thu6t v6n h'nh *Mn 2n ch> ph> ch& vic tr4 -ng nhZn vin gi4mKu/ng r"t ng 9#Ohi ph> 14& *8ng cc thi2t 1c h'ng nm v' chi ph> ch& vic KZy *?ng gia&thng ^.ng KD chy% .ng *Mn 9h> ,ng h'nh_ cJng nh gi tin nhin iu gi4m*& cc thi2t 1c cB U tin c6y v' hiu (u"t nh' my ca& h-n# 5/n u t ch& vicmua (:m cc thi2t 1c 1an u n *& nhVng thi2t 1c n'y 'm vic vi cc thng (/ca& h-n (& vi hai ph-ng n trn#nh4 nng v6n h'nh v' 14& 4m ch& vic cung c"p in nng n mng iin# 5ic iu chXnh ph+ t4i *x *'ng nn m;c U t? Ung hBa ca&% 9h4 nng thayth2 cc thi2t 1c tr&ng nh' my 9hi cB h h=ng *x *'ng h-n *& chX cB mUt &i thi2t1c 'm vic tr&ng nh' my#{7inm ' chi ph> v/n u t 1an u ca ph-ng n m#&'H() T*+ T,$" TH-"H *."7 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MWim ' chi ph> v6n h'nh hbng nm ca ph-ng n m#/+P+ TInh chn Ch;9ng n)1.'.1. T(nh chi ph( )n hnh h*ng nm.Ohi ph> v6n h'nh hbng nm ca cc thi2t 1c nh (au]i i io in iG % ,ngnm#@r&ng B] i ] chi ph> ch& 9h"u tr< ha& mgn v' (Va chVa# io ] chi ph> ch& nhin iu# in ] chi ph> ch& vic tr4 -ng cn 1U cng nhZn vin#iG ] chi ph> cng vic chung ca nh' my v' t"t c4 cc chX tiu 9hc#1.'.+. ,hi ph( ch- nhi.n /i0u1io O#o% ,ngnm@r&ng B] O ] gi th'nh mUt t"n 9h># O qG#YGq ,ngt"n qG#YGm ,ng 9go ] !ng nhin tiu t/n tr&ng mUt nm# o 1#P#n5i 1 (u"t tiu ha& nhin iu tiu chuwn (4n Ku"t ra Y 9Ih inday vi 1] (u"t tiu ha& 9h> (4n Ku"t Y 9Ih in# Oh7n]1Y G%m 9g9Ih ] ng vi ph-ng n Y. 1\ G%\E 9g9Ih ] ng vi ph-ng n \#!3 1 2'25 3$g4$5h6 7 ng vi ph-ng n 3.56y chi ph> nhin iu ch& cc ph-ng n](oY qG#YGm#EFG#qGGG#G%m rG%Y#YGj ,ngnm(o\ qG#YGm#EFG#qGGG#G%\E E\%j# YGj ,ngnm(om qG#YGm#EEG#qGGG#G%\F qj%m# YGj,ngnm 1.'.2. ,hi ph( ch- 3h4u !r5 ha- m6n ) 78a ch8a.i l#nu ,ngnm@r&ng B] l qe] lhn 9h"u ha& thi2t 1c v' ()a chVa#&'H() T*+ T,$" TH-"H *."8 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MWn] v/n u t thi2t 1c nhit ca cc ph-ng nu ,ng{i4 () v/n u t thi2t 1c nhit ca 1a ph-ng n ']nY mGGGG#YGj ,ng#n\ \FGGG#YGj ,ng#nm \GGGG#YGj ,ng#@h ta cB]iY G%Gq#mGGGG#YGj YrGG#YGj,ngnm# i\ G%Gq#\FGGG#YGj YFGG#YGj ,ngnm# im G%Gq#\GGGG#YGj Y\GG#YGj,ngnm#1.'.9. ,hi ph( !r /:ng ch- c;ng nhn.in #P#nu ,ngnm@r&ng B] ] tin -ng trung 1nh mUt ng.i tr&ng Y nm#{i4 () m`i thng cn 1U cng nhZn vin nh6n -ng trung 1nh mUt ng.i 'k#YGq ,ngthng# @h ] k#YGq#Y\ kr#YGq ,ngnm#P EFGHI] cng (u"t ca nh' my# n] h (/ 1in ch2 ca cng nhZn ;ng vi t tr4 -ng ch& cn 1U cng nhZn vin t tr4 tin -ng ch& cn 1U cng nhZn vin# iG ca m`i ph-ng n ']iGY ^iY inY_ G%\E#^ YrGG#YGj Fq%Yq#YGj_ FGY#YGj ,ngnm#iG\ ^i\ in\_ G%\E#^ YFGG#YGjFF%kk#YGj_ k\G#YGj ,ngnm#iGm ^im inm_ G%\E#^ Y\GG#YGj FY%Ek#YGj_ mmr#YGj ,ngnm#56y chi ph> v6n h'nh hbng nm ca tnh t&n ta th"y ph-ng n m cB v/n u tv' chi ph> v6n h'nh h'ng nm nh= nh"t tr&ng m ph-ng n nn ta ch7n ph-ng n m ' t Y t0 my m`i t0 cBcng (u"t EEGHI ch& nh' my nhit in ngng h-i ang thi2t 92#aSng 9h> ,ng h'nh vi nhit trc nhin iu ' Qvt \jFGG99g#&'H() T*+ T,$" TH-"H *."1! *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MW0H1."& @TH5"H LQ7 '5 TR"H TS" *. T "H!UT@+/+ 3Fy GAng s9 nhit nguyVn :W cXL nh my+i- , nhit nguyn W Kc cnh nUi *ung c- 14n ca 3u trnh cng ngh 1i2n0i nhit nng tr&ng nh' my in# PB 1a& g,m cc thi2t 1c ch>nh v' ph+# Oc .ng h-i v' cc .ng nc n/i chung v'& mUt 9h/i tr&ng mUt 3u trnh cng ngh# Oc th'nh phn tr&ng (- , nhit nguyn W 1a& g,m] g h-i tun tr?c u% tua1in ngng h-i% m thZn% ,ng tr+c ^YZ770Z/70_% my pht in% 1nh ngng% cc 1nh gia nhit ca& p% h p% thi2t 1c 9h) 9h>% 1-m nc c"p% 1-m nc 7ng% 1-m nc ngng# Oc .ng /ng *Mn h-i 2n cc 1nh gia nhit% .ng nc ngng ch>nh% .ng nc ngng 7ng#Lc t>nh 9h thu6t ca tua1in npEEGpYEG]Ong (u"t cnh m;c] EEGHI@/c U] mGGG vpp (u"t h-i u v'&] YEG9gcm\ ^Yqq1ar_Phit U h-i mi] FmrGO i/ c)a tr>ch] EPhit U h-i 3u nhit trung gian] FmrGOPhit U nc c"p] \qFGORu !ng h-i tua1in] { \YrG @h Bng 11 >?n ra cc hi0u 7u4! c@a cc phn !uaAin ch(nh nh: 7au1 &'H() T*+ T,$" TH-"H *."11 *'TH) "H#M //O)a tr>ch 5 5 5 5l ^1ar_ mE#\ Yj#m YY q#\ k#Y Y G#Ft ^GO_ m\F kFE mFm mGF \FE YmF rki ^99g_ mG\Y mmEm mYqm mGEG \jEE \EkF \qYE n Mn HcThit k nh my nhit in cng sut 750MWLHBQNMPBN7654BNC3GNBSBPL21BNQNTGGOAKKBNNBNCGOAn0- T- H- H-LCLEGOA"# $% nhi&t ng'(n )*@r&ng B]Rd] Rg h-i cB 1a& h-i#oQP ] oU 3u nhit#QP@{] oU 3u nhit trung gian#O ] @ng ca& p#@ ] @ng trung p#d] @ng h p#oP] onh ngng#oPP] o-m nc ngng#R~ ] onh 'm nh ~Dct-# RO ] onh 'm nh h-i chn#&'H() T*+ T,$" TH-"H *."12 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MW d k% F% q% E ] Oc 1nh gia nhit h p k% F% q% E#O Y%\%m ]Oc 1nh gia nhit ca& p Y% \% m#oPO] o-m nc c"p# oPL] o-m nc 7ng#nn] @hi2t 1c 9h) 9h>#{Poi] {ia nhit nc 10 (ung#olR] lhZn i h-i# {t] oU gi4m n% gi4m p# + ,i-n gi.i s# $% nhi&t ng'(n )* / @r&ng t&'n 1U nh' my EFGHI 1a& g,m Y 9h/i m`i 9h/i EEGHI g,m cB] g h-itr?c u% tua 1in ngng h-i mUt tr+c npEEGpYEG cB m Kianh# d-i 3u nhit t< g h-i !c *Mn 2n phn ca& p ca tua1in ( giTn n8 (inh cng% (au 9hi ra 9h=i phn ca& p h-i !c 3u nhit trung gian mUt n nVa r,i ti2p t+c giTn n8 tr&ng phn trung p v' h p ca tua1in# @rn tua1in cB E c)a tr>ch gia nhit ch& nc ngng% nc c"p v' thi2t 1c 9h) 9h># lhn h-i cgn i (au 9hi ra 9h=i phn h p ca tua1in !c a v'& 1nh ngng% ti Zy h-i !c ngng t+ th'nh nc ngng nh. nc tun h&'n 'm mt# Pc ngng (au 9hi ra 9h=i 1nh ngng !c 1-m nc ngng 1-m 3ua 1nh 'm nh ~Dct- (au B 3ua cc 1nh gia nhit h p r,i *,n v thi2t 1c 9h) 9h># Pc ngng (au 9hi !c 9h) 9h> ( !c ch;a tr&ng 1 9h) 9h>% (au B !c 1-mnc c"p a 3ua cc 1nh gia nhit ca& p 'm tng nhit U trc 9hi a v'& g h-i#d-i t< cc c)a tr>ch ca tua1in gia nhit ch& nc ngng% nc c"p 1a& g,m] haic)a tr>ch 8 phn ca& p !c gia nhit ch& 1nh gia nhit ca& p (/ Y% (/ \u 1a c)a tr>ch 8 phn trung p !c gia nhit ch& 1nh ca& p (/ m v' 1nh 9h) 9h>% 1nh gia nhit h p (/ k% (/ F v' hai c)a tr>ch phn h p gia nhit ch& 1nh h p q v' (/ E#$ thi2t 1c 9h) 9h> *& h-i !c tr>ch t< c)a tr>ch cB p (u"t ca& nn !c a 3ua &'H() T*+ T,$" TH-"H *."13 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MWthi2t 1c gi4m n gi4m p h nhit U v' p (u"t Ku/ng phS h!p vi yu cu# d-i 8 cc c)a tr>ch ca tua1in (au 9hi gia nhit ch& nc ngng% nc c"p th ( ngng t+ th'nh nc 7ng# i- , *,n nc 7ng 8 cc 1nh gia nhit !c ch7n 8 Zy ' (- , *,n c"p ph/i h!p vi 1-m] vch (/ m cB p (u"t ca& *& B ph4i 3uan van gi4m p trc 9hi v'& 1nh 9h) 9h>#&'H() T*+ T,$" TH-"H *."14 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MWv a& iu 9in 9h> h6u 8 5it Pam% nhit U nc 'm mt 1nh ngng ' \qGO *& B p (u"t ngng t+ ln thay 0i#Phit U ngng t+ !c Kc cnh nh (au]t9 tY t % GO@r&ng B]t9] Phit U ngng t+ 8 1nh ngng% GOtY] Phit U nc 'm mt% GOt] LU gia nhit nc 'm mt% GO] LU gia nhit thi2u ca nc 8 tr&ng 1nh ngng% GOOc gi trc h!p W ca t9% !c Kc cnh 1bng t>nh t&n 9inh t2 9h thu6t 92t h!p ca m y2u t/] p ?c cu/i l9 ca h-i tr&ng tua 1in% 1nh ngng v' h th/ng cung c"p nc#LU gia nhit nc 'm mt t r Y\GOLU gia nhit thi2u ca nc 8 1nh ngng mFGOOh7n] t rGO mGO tK \q r m mEGO@-ng ;ng cB l9 G%Gqk1ar@ra 14ng% ta cBi9 \Fqj n9gi9 YFF n9gOh7n U 9h (au tng cu/i ca tua 1in ' K G%jF th&'H() T*+ T,$" TH-"H *."15 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MW i9 K# i9 ^Y p K_i9 G%jF# \Fqj ^Y p G%jF_# YFF i9 \kkr%m n9gv 5 T 1i2t p (u"t 'm vic ca 1nh gia nhit nn ta Kc cnh !c nhit U nc 7ng# @< Zy ta thng 3ua U gia nhit thi2u ch& nc# m EGO @a tm !c nhit U nc ngng (au 1nh gia nhit ^(au 9hi !c hZm nBng_td tn 5i] td] Phit U nc 7ng ca 1nh gia nhit% GOtn] Phit U nc ngng (au 1nh gia nhit% GO] LU gia nhit thi2u ch& nc% GO ^ch7n mGO_@rn c- (8 B ta cB 14ng m v' t< B ta KZy *?ng , thc i p i 1iu *ixn 3u trnh 'm vic ca *gng h-i tr&ng tua 1in vi cc thng (/]l% t% i ] p (u"t% nhit U v' Dntanpi cc c)a tr>ch% 1ar% GO% n9gp ] p (u"t h-i trc cc thi2t 1c gia nhit% 1ar# c cnh !c p ?c h-i ti cc thi2t 1c gia nhit nh (au] p G%jF#ptd% id ] nhit U v' Dntanpi ca nc ngng 1T& hga% GO% 99g#tn% in ] nhit U v' Dntanpi ca nc (au cc 1nh gia nhit% GO% 99&'H() T*+ T,$" TH-"H *."16 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MWBng +1 Th;ng 7$ hi !Bi cc cCa !r(chD n:Ec Fng ) n:Ec ng:ng !Bi cc AGnhgia nhi0!.Lim3u trnh@hi2t 1cgia nhit@hng (/ h-i v' ncloar@GOin9gl1artdGOGOlnc1arincn9gG p Yqq Fmr mkGq p p p pG p YFE%E F\E mmjr p p p pY {POY 3:'2 325 3221 35.34 242.; 239.; 18:.; 1242.2\ {PO\ 19.3 45: 33:3 19.22 118': 115.: 189.; 1242';\ p 34 538 3542 - - - - -m {POm 11 353 31;3 12'95 184 181 191.; :81';k nn ;.2 325 32:2 ; 158.8 155.8 9 1;8.;F {PdF ;.2 325 32:2 5.89 15:'1 154.1 12 2:85.1q {Pdq 4.1 25: 29:: 3.89 143.; 142.; 15 ;22.4E {PdE 1 135 2:45 2'95 9:'5 94.5 18 394'3r {Pdr 2.5 84 2;1: 2'4: :9'8 :5'8 21 321.9n n 2'2;4) 12'952442 - 3: 24 15:'25&'H() T*+ T,$" TH-"H *."17 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MWc% T,d"H L5M '!U0 0e- (f"& H.! T,S"& T%- g!" 0h"& *%4TT,i" T THj i Z *@rn gi4n , ip(% im G ;ng vi trng thi h-i 8 trc phn ca& p# Oc im \% \ 1iu thc thng (/ h-i trc v' (au 9hi 3u nhit trung gian# Phit U nc c"p (au 1nh gia nhit ca& Y 1bng \qFGO# Ogn im k ' .ng h-i tr>ch i v'& 81nh 9h) 9h> ch>nh% q ' .ng h-i tr>ch i v'& 8 1nh gia nhit h p (/ q v' tur1inD ch>nh t< tur1inD truyn Ung 1-m nc c"p+.2. T(nh !-n 7 FH nhi0! ngu%.n /I1J, 7K !(nh !-n cc !h;ng 7$ c@a nh m%1&'H() T*+ T,$" TH-"H *."18 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MWH+c >ch c- 14n ca vic t>nh t&n (- , nhit nguyn W ca nh' my inngng h-i ' 8 ch` Kc cnh cc t t>nh 9h thu6t ca thi2t 1c nhbm 4m 14& cng (u"t in# L4m 14& yu cu v chX tiu 9inh t2 9h thu6t v' nng !ng ca nh' my in v' cc phn t) ca chCng# @>nh t&n nhit ch y2u *?a v'& ph-ng trnh cZn 1bng nhit v' ph-ng trnh cZn 1bng v6t ch"t% (au B gi4i cc ph-ng trnh B# @i2n h'nh t>nh t&n/i vi 1nh ca& p trc r,i 2n 1nh h p v' 1nh ngng# @r&ng t>nh t&n t0n th"t h-i v' nc *& rg rX 8 cc .ng /ng cc van v' cc thi2t 1c 9hc !c 3uy v t/n th"t trn .ng h-i mi cgn t0n th"t nhit !c 92n thng 3ua hiu (u"t ca cc thi2t 1c nhit ^h (/ 9huy2ch tn nhit_ v' t/n th"t nhit U% p (u"t# @r&ng thi2t 92 n'y t0n th"t p (u"t tr&ng 1U 3u nhit trung gian ' YGe# diu (u"t cc thi2t 1c gia nhit "y 9h&4ng jr jje# @0n th"t nhit U "y t< \ FGO# @hD& ch7n trc cc i !ng]R!ng h-i mi a v'& tua 1in] G YR!ng h-i rg r= trn .ng /ng] rr G%G\R!ng h-i chn v'& 1nh 'm nh h-i chn cu/i] cc G%GG\FR!ng h-i chn K4 3ua /ng t>n hi+] ch G%GGYlh+ t4i ca g v' u !ng nc c"p] nc 3n rr Y%G\JT(nh !-n 7 FH nhi0! ngu%.n /I1 Pg'y nay /i vi cc 9h/i cB cng (u"t n% cB cc thng (/ (iu ti hn v' cB3u nhit trung gian u p *+ng t< E 2n j tng gia nhit# @r&ng cc nh' my in hin i hin nay hu h2t u p *+ng cc 1nh gia nhit 1 mt% vi (- , &'H() T*+ T,$" TH-"H *."1 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MWK4 nc 7ng h`n h!p ngha ' K4 nc 7ng *,n c"p 8 cc 1nh gia nhit ca& p v' 1-m nc 7ng 8 Y h&c \ 1nh gia nhit h p% tr&ng B Y 1nh gia nhit &i h`n h!p ^1nh 9h) 9h>_# HUt (/ nc trn th2 gii cB mUt v'i nh' my in chX *Sng (- , h,i nhit vi cc 1nh gia nhit 1 mt h&c chX vi cc 1nh gia nhit h`n h!p% n2u p *+ng &i 1nh gia nhit h`n h!p h p 4m 14& !c ch"t!ng nc v &i tr< !c 9h4 nng rX /ng ,ng ca 1nh gia nhit#p *+ng h,i nhit th gi4m tiu ha& nhin iu nhng i 'm tng h-i tiu ha& ch& tua1in% tng cng (u"t ca g% tng 9>ch thc phn ca& p ca tua1in#### nhng cB tr>ch h-i th !ng h-i i v'& 1nh ngng v' cc 9>ch thc ca cc tng cu/i ca tua 1in v' /ng th&t *Mn i#+.2.1. BGnh gia nhi0! ca- p 1 LMN,N1O1LU 9inh t2 ca vic h,i nhit 9hi () *+ng h-i 3u nhit 8 cc c)a tr>ch ca tua 1in cB th !c nZng ca& nh. vic 'm nh h-i tr>ch 1bng nc c"p% (8 * nh v6y ' v 9hi 'm nh h-i tr>ch th (? tra& 0i nhit nng 9hng thu6n nghcch tr&ng cc 1nh gia nhit gi4m i% !ng h-i tr>ch ph4i tng n 'm gi4m !ng h-i i v'& 1nh ngng *& v6y hiu (u"t ca tua1in nBi ring v' ca nh' my nBi chung tng n# Pg&'i ra vic 'm nh nc 7ng ( 'm gi4m (? thay th2 h-i tr>ch ca 1nh gia nhit ti2p nh6n nc 7ng B v' nh v6y gi4m nhit t0n th"t nng !ng# a& B cc 1nh gia nhit ca& p u ch7n ' &i 1nh cB c4 m phn] R'm nh h-i% gia nhit ch>nh v' 'm nh nc 7ng# 5ic t>nh t&n cc 1nh gia nhit ca& p !c ti2n h'nh t< 1nh cB p (u"t ca& 2n 1nh cB p (u"t th"p#i- , t>nh t&n 1nh gia nhit ca& p (/ Y]&'H() T*+ T,$" TH-"H *."2! *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MW@r&ng B]RdY] lhn 'm nh h-i tr&ng 1nh gia nhit Y{PY] lhn gia nhit ch>nh tr&ng 1nh gia nhit YRLY] lhn 'm nh nc 7ng tr&ng 1nh gia nhit YhYu nc] R!ng h-i% !ng nc c"p v'& 1nh gia nhit#iYnu i\n] Dntanpi nc c"p ra v' v'& 1nh gia nhit#iY] Dntanpi nc 7ng ra 9h=i 1nh gia nhitihY] Dntanpi h-i ra 9h=i c)a tr>ch Ylh-ng trnh cZn 1bng nhit ch& 1nh gia nhit ca& p YhY ^ihY p iY_ ^iY p iY_# nc ^iYn p i\n_5inc Y%G\ ihY mG\m%F n9gu iYn YYkGn9g i\n YGkG%q n9giY i\n YGkG%q kG YGrG%q n9gvi kG n9g] Phit h'm ca nc 7ng ra 9h=i 1nh gia nhit#&'H() T*+ T,$" TH-"H *."21 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MWOh7n hiu (u"t 1nh gia nhit G%jr( )( )( )( ) jr % G q % YGrG F % mG\mq % YGkG YYkG G\ % YY Y\ YY== 0 hn n nchi ii i hY G%GFm\+.2.+. BGnh gia nhi0! ca- p +1$ cc 1nh gia nhit ca& p% nc 7ng t< 1nh gia nhit cB p (u"t ca& ( *,n v 1nh gia nhit cB p (u"t th"p# 5 v6y ti 1nh gia nhit ca& p \ ( cB thm *gng nc 7ng t< 1nh {POY v# d-i c"p ch& 1nh gia nhit ca& p \ !c "y t< c)a tr>ch (/ \i- , t>nh t&n nhit ch& 1nh gia nhit ca& p (/ \@r&ng B] Rd\] lhn 'm nh h-i tr&ng 1nh gia nhit \{P\] lhn gia nhit ch>nh tr&ng 1nh gia nhit \RL\] lhn 'm nh nc 7ng tr&ng 1nh gia nhit \i\nu imn] Dntanpi ca nc v'& v' ra 1nh {PO\h\u ih\] !ng h-i v' Dntanpi ca h-i c"p ch& 1nh {PO\hYu iY] !ng nc 7ng% Dntanpi nc 7ng ra 9h=i 1nh {POYh\ hY h\&'H() T*+ T,$" TH-"H *."22 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MWh\u i\] R!ng nc 7ng% Dntanpi nc 7ng ra 9h=i 1nh {PO\lh-ng trnh cZn 1bng nhit ch& 1nh {PO\nc ^i\n p imn_ h\ ^ih\ p i\_ hY ^iY p i\_#5i] nc Y%G\i\n YGkG%q n9gimn ErY%q n9gih\ mmEE%q n9gi\ imn kG ErY%q kG r\Y%q n9ghY G%GFm\iY YGrG%q n9g G%jr

( ) ( )( ) ..\ \\ Y Y m \\ h h n n nchi ii i i i =

( ) ( )( )\Y% G\# YGkG% q ErY% q G% GFm\# YGrG% q r\Y% q #G% jrmmEE% q r\Y% q #G% jrh = h\ G%Y+.2.2. BGnh gia nhi0! ca- p 7$ 21i- , t>nh t&n nhit ch& 1nh gia nhit ca& p (/ m]&'H() T*+ T,$" TH-"H *."23 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MW@r&ng B] Rdm] lhn 'm nh h-i tr&ng 1nh gia nhit m{Pm] lhn gia nhit ch>nh tr&ng 1nh gia nhit mRLm] lhn 'm nh nc 7ng tr&ng 1nh gia nhit mhm] !ng h-i c"p ch& 1nh {POm "y t< c)a tr>ch mihm] Dntanpi h-i c"p ch& 1nh {POminmu ink] Dntanpi nc c"p ra v' v'& 1nh {POmh\] !ng nc 7ng t< 1inh {PO\ vh\ hY h\ G%GFm\ G%Y G%YFm\i\] Dntanpi nc 7ng t< 1nh {PO\ vhm] !ng nc 7nh ra 9h=i 1nh {POm v 1nh 9h) 9h>#im] Dntanpi nc 7ng ra 9h=i 1nh {POmp Oh7n hiu (u"t 1nh gia nhit] G%jrp @hD& @Rp\] "y im ink kG% n9gp nhi nc c"p i 3ua 1-m nc c"p th 1c gia nhit thm mUt !ng o nn ta cB]ink i99 % n9g ^mpY_ &'H() T*+ T,$" TH-"H *."24 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MW

@r&ng B] i99] Dntanpi ca nc c"p 8 u hCt 1-m nc c"p#o] U gia nhit ca n&c( ca 1-m nc c"po#o 5t1# ^l p lh_# YGm% thD& ^mp\_5i] o] diu (u"t ca 1-mu ch7n o G%rF5t1% mm9g] @h t>ch ring ca nc ti p (u"t l\h P PP+=l% lh] p (u"t u wy% hCt ca 1-m% Hla@hD&] l lRd ltRRd ltR d # # {# YGq% Hla5i] lRd lG lG] p ?c h-i ti ch` ra 9h=i g h-i#lG] p ?c h-i trc tua 1in# lG \m%Fk HlalG] t0n th"t ?c tr&ng /ng h-i t< g h-i ti tua 1inOh7n lG Fe lG \m%Fk# G%GF Y%YEE HlaltRd] tr8 9hng thuf ?c ca g h-i] ltRd kHla ^thD& PHPL \_d ^m_] chiu ca& *Zng nc t< tr+c 1-m c"p 2n im ca& nh"t ca h th/ng /ng '# Oh7n d mGm&'H() T*+ T,$" TH-"H *."25 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MW ] 9h/i !ng ring ca nc 8 .ng wyu rqm 9gmmlt] t0ng tr8 9hng thuf ?c ca thi2t 1c ^1a& g,m cc 1nh {PO% 1U hZm nc###_ Oh7nlt Yke lRd G%Yk ^\m%Fk G%GF# \m%Fk_ m%kq Hla l \m%Fk G%GF# \m%Fk k m%kq mG# j%r# rqm# YGpql m\%km Hla m\k%m 1ar@hD&] lh l99 p lth dh# h# {# YGpq% Hla5i l99] p ?c 1nh 9h) 9h> l99 F%rr 1ar G%Frr Hlalth] tr8 9hng thuf ?c /ng u hCt# Oh7n lth G%Gk Hladh] chiu ca& m;c nc tr&ng 1nh 9h) 9h> /t vi tr+c 1-mOh7n dh YEmh] 9h/i !ng ring ca nc 8 u hCt] h jGj 9gmm lh G%Frr p G%Gk YE# j%r# YGpq# jGj lh G%qjjk Hla q%jjk 1ar\jjk YG m m\k\' ' +=+=h P PP Vi l YqF%F 1ar@a cB th t>ch ring t-ng ;ng ca nc 5t1 G%GGYY mm9g@< ^mp\_ ta cB]&'H() T*+ T,$" TH-"H *."26 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MWo ( ) ( )rF GYG qjjk G km m\ GGYY G YGm m'. ' ' ' . =Bh tbP P Vo kY%Y n9g@hay o v'& ^mpY_ ikn qqq%j kY%Y EGr n9gv lh-ng trnh cZn 1bng nhit ca 1nh {POm]nc ^imn p ikn_ hm ^ihm p im_ h\ ^i\ p im_# ( ) ( )( ) .. hga tan tr&ng nc cB ch;a mUt !ng 9hng 9h> 9hng ngng nh Ot\% t\### *Mn 2n gZy n mgn thi2t 1c v' /ng *Mn tr&ng nh' my nhit in# L &'H() T*+ T,$" TH-"H *."27 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MW14& v chCng 9h=i 1c n mgn ca 9h> tr&ng nc% ng.i ta p *+ng 1in php tch 9h> ra 9h=i nc trc 9hi cung c"p ch& g h-i ^hay cgn g7i ' 9h) 9h> ch& nc_#i- , t>nh t&n nhit ch& thi2t 1c 9h) 9h> nh hnh v]@r&ng B]p ~ch] !ng h-i "y t< thi2t 1c 9h) 9h> i chn 1nh 'm nh DDctDr#~ch G%GGmFp nk u ink] !ng nc ngng% Dntanpi nc ngng (au 1nh gia nhit h p k v#p hm% inm] !ng h-i% Dntanpi t< c)a tr>ch m c"p ch& @onnp hm% im] !ng nc 7ng% Dntanpi nc 7ng t< 1nh {POm v#hm hY h\ hmhm G%GFm\ G%Y G%G\E\ G%YrGklh-ng trnh cZn 1bng ch"t ca thi2t 1c 9h) 9h>#nc dch hm nk hm hm nc dch p hm p nFhm Y%G\ G%GGmF p G%YrGk p nk&'H() T*+ T,$" TH-"H *."28 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MWhm G%rkmY p nk^kpY_lh-ng trnh cZn 1bng nhit thi2t 1c 9h) 9h>nc# i99 dch# i99 ^hm# ihm hm# im nk# ink_#Oh7n hiu (u"t trung 1nh 9h) 9h>] G%jrOh7n p ?c 'm vic ca @o nn ' q at F%rr 1ar@a ( cB] i99 qqq%j n9gi99 \EFE n9g@< ph-ng trnh cZn 1bng nhit]Y%G\# qqq%j G%GGmF# \EFE ^hm# mGqj%F G%YrGk# Ekr nk# qkG_F % mGqj# qkG jF # FFkkmnh= hm G%YrGr p G%\Gr# nk^kp\_@< ^kpY_ v' ^kp\_ hm G%GGEY nk G%rmq+.2.nh t&n nhit ch& 1nh gia nhit h p k]&'H() T*+ T,$" TH-"H *."2 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MW@r&ng B]hk% ihk] !ng h-i v' Dntanpi ca *gng h-i "y t< c)a tr>ch (/ knk] !ng nc ngng 3ua {Pdkink% inF] Dntanpi nc ngng ra v' v'& {Pdkhk% ik] !ng nc 7ng v' Dntanpi nc 7ng ra 9h=i {Pdk ph-ng trnh cZn 1bng nhit ca {Pdklh-ng trnh cZn 1bng nhit ti 1nh {Pdknk ^ink p inF_ hk ^ihk p ik_# Oh7n hiu (u"t 1nh {Pk] G%jr5i] nk G%rmqink qkG n9ginF q\G%k n9gihk mGqj%F n9gik qmm%Gr n9g( )( )( )( ) jr % G Gr % qmm mGqjk % q\G qkG rmq % G#k kF k kk== 0 hn n nhi ii i&'H() T*+ T,$" TH-"H *."3! *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MWhk G%GGqr+.2.'. BGnh gia nhi0! hB p < LMN"Nnh trn .ng h-i v cB tr>ch mUt .ng h-i c"p ch& {PdF#i- , t>nh t&n nhit ca 1nh {PdF nh (au]@r&ng B]hF] !ng h-i c"p ch& gia nhit h p FihF] Dntanpi ca *gng h-i c"p ch& gia nhit h p Fhk] u !ng *gng nc 7ng t< gia nhit h p k tr8 vihk] Dntanpi *gng nc 7ng t< {Pdk v {PdFhF% iF] u !ng v' Dntanpi *gng nc 7ng t< {PdF v {PdqhF hk hF @ch@ch] *gng h-i chn phn trung p v cB @ch G%GGk v' i@ch iG p YGG mkGq p YGG mmGq n9glh-ng trnh cZn 1bng nhit ca {PdFnk ^inF p iddn_ hF ^ihF p ik_ hk ^ik p iF_ @ch^i@ch p iF_# &'H() T*+ T,$" TH-"H *."31 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MWOh7n hiu (u"t 1nh {PdF ' G%jr@hD& 14ng \ ta cB]inF q\G%k n9gihF \jrG n9giF FYj%qq n9gik qmm%Gr n9gnk G%rmqhk G%GGqr@hay v'& ph-ng cZn 1bng nhit ta cB]G%rmq ^q\G%k p iddn_ hF ^\jrG p FYj%qq_ G%GGqr ^qmm%Gr p FYj%qq_ G%GGk ^mmGq p FYj%qq_ iddn qGq%Ymq p \jkm hF^qpY_+.2.S. ,n A*ng nhi0! FiTm hUn hVp R1Pc 7ng t? 1nh {PdF ` v 1nh {Pdq (au B nc 7ng !c 1-m tr8 i .ng nc ngng ti vc tr> h`n h!p n 8 giVa 1nh {PdF v' {Pdq nh. 1-m nc 7ng#i- , t>nh t&n nhit nh hnh v (au]@r&ng B]&'H() T*+ T,$" TH-"H *."32 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MWhqu iq] !ng nc v' Dntanpi nc 7ng t< 1nh {Pdq vhq hq hF hq hk hF @chinqu iddn] Dntanpi nc ngng v'& v' ra 9h=i im h`n h!p n lh-ng trnh cZn 1bng nhit ti im h`n h!p nnk# iddn hq# iq nF# inq5i iq mjF%rF n9gnk G%rmqinq mjk%m n9g@hay v'& ta cB]G%rmq# iddn hq # mjF%rF nq# mjk%m# ^EpY_@hay ^qpY_ v'& ^EpY_ ta cB]G%rmq ^qGq%Ymq p \jkm hF_ ^hq G%GGqr hF G%GGk_mjF%rF nF# mjk%m mjF%rF hq mjk%m nF \rFq%Yjr hF FGF#Ykq ^Ep\_lh-ng trnh cZn 1bng ch"t ti im nnF hq nk nF nq nk hF @ch nk nF hq hF G%rmq ^Epm_+.2.W. BGnh gia nhi0! hB p '1i- , t>nh t&n nhit nh hnh v (au]&'H() T*+ T,$" TH-"H *."33 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MW@r&ng B] hq ] u !ng h-i tr>ch t< c)a tr>ch (/ q c"p ch& {Pdq v' cB Dntanpi ihq hF u iF] u !ng v' Dntanpi *gng nc 7ng t< {PdF v hF hF hk @ch hF G%GYGrhqu iq] u !ng nc 7ng v' Dntanpi nc 7ng !c 1-m t< {Pdq v {PdFhq hF hq hF hk @ch hqDntanpi nc ngng v'& v' ra 9h=i {PdE ' inE v' inq#lh-ng trnh cZn 1bng nhit ca gia nhit h p q]nF ^inq p inE_ hq ^ihq p iq_ hF ^iF p iq_# Oh7n hiu (u"t ca 1nh gia nhit '] G%jr@ra 14ng \]inq mjk%m n9ginE m\Y%j n9gihq \Ekq%E n9giq mjF%rF n9g&'H() T*+ T,$" TH-"H *."34 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MWiF FYj%qq n9ghk G%GGrq# nF ^mjk%m p m\Y%j_ hq ^\Ekq%E p mjF%rF_ hF ^FYj%qq p mjF%rF_# E\%knF \mFG%rF hq Y\m%rY ^hF G%GYGr_# G%jrEm%rE nF \mFG%rF hq Y\m%rY hF Y%mmE^rpk_n2t h!p ^Ep\_ % ^Epm_ % ^rpY_@a !c] nF G%EkFhF G%G\hq G%GEY+.2.X. BGnh gia nhi0! hB p S1onh 'm nh DDct- ^R~_ v' 1nh ngngi- , t>nh t&n nhit nh hnh v (au]@r&ng B] p hEu ihE] u !ng v' Dntanpi ca h-i c"p ch& 1nh {PdE# p dchu idch] u !ng v' Dntanpi ca h-i chn h p v 1nh {PdE#&'H() T*+ T,$" TH-"H *."35 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MW p d-i c"p ch& DDct- !c "y t< .ng h-i mi% nc 7ng 8 1nh 'm nh DDct- !c a v cu/i 1nh ngng] cB c G%GG\Fu iG mkGq n9g p Pc 7ng 8 1nh {PdE cJng !c a v h`n h!p 8 cu/i 1nh ngng#+.2.X.1. BGnh gia nhi0! hB p S1lh-ng trnh cZn 1bng nhit]nF ^inE p inc_ hE ^ihE p iE_ dch ^idch p ic_# Oh7n hiu (u"t thi2t 92 {PdE] G%jrnF G%EkFinE m\Y%j n9gihE \qFG%\n9giE \mY%Yq n9g G%EkF ^m\Y%j p inc_ hE ^\qFG%\ p \mY%Yq_ G%GG\F ^mkGq p \m\%Yq_G%jr \mj%rY p G%EkF inc ^\kYj#Gk hE E%jmkq_# G%jr \kYj%Gk hE \m\%Gm p G%EkF inc ^jpY_@hD& @Rp\ ch7n U gia nhit nc ngng tr&ng 1nh 'm nh DDct- ' D m\ n9ga& B ta cB] inc idd\ D idd\ m\^jp\_@hay ^jp\_ v'& ^jpY_ ta cB]\kYj%Gk hE \m\%Gm p G%EkF ^idd\ m\_\kYj%Gk hE \Gr%Yj p G%EkF idd\^jpm_&'H() T*+ T,$" TH-"H *."36 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MW+.2.X.+. YiTm hUn hVp 7au AGnh ng:ng L""+Olh-ng trnh cZn 1bng ch"tnq n dch D hEudch G%GGmF5i n] !ng nc 7ng (au 9hi ra 9h=i 1nh ngng n hE nF p ^dch D_ G%EkF p ^G%GG\F G%GGmF_n hE G%Emj^jpk_lh-ng trnh cZn 1bng nhit ti im h`n h!p \nF # idd\ hE # iE dch # iE D # iD n # in@hD& 14ng \ ta cB]iE \mY%Yq 99gin YFF 99gnF G%EkF@hay v'& ph-ng trnh cZn 1bng nhit\mY%Yq hE YFFn p G%EkF idd\ p Y%mmk\^jpF_n2t h!p m ph-ng trnh ^jpm_u ^jpk_ v' ^jpF_@a !c]hE G%GmEn G%EG\idd\ YFj%m\ n9g+.2.1Z. ,n A*ng hi ) n:Ec ng:ng1&'H() T*+ T,$" TH-"H *."37 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MWH+c >ch cZn 1bng h-i v' nc ' nhbm 9im tra 92t 3u4 t>nh t&nR!ng nc ngng t>nh thD& .ng nc] nn G%EG\R!ng nc ngng t>nh thD& .ng h-i] hn G pqir@r&ng B] G] !ng h-i mi] G Y r] t0ng !ng h-i t< cc c)a tr>ch ^r Y E_ r hY h\ hm hk hF hq hE G%GFm\ G%Y G%G\E\ G%GGEY G%GGqr G%G\ G%GmE r G%m\\m hn Y p r G%qEEE@>nh (ai (/ t-ng /i] YGG #qEEE % G qEEE % G EG\ % G YGG # == h1h1n1 G%Gmqe < G%Ye56y 92t 3u4 t>nh t&n 8 trn ' h!p W#+.2.11. ,n A*ng nng /:Vng ) !i.u ha- hi !r.n !ua Ain1@0ng cUng ca *gng h-i trn tua 1in !c Kc cnh 8 14ng (au]gDng J) "hit giDng thAc = cng cXL /kg h9i m8i7hBnchDycXL tuL\in7hBn h9i i ^uL"hit gingthAckklmkgn+Hil0ng thAc cXL/kg h9i m8ikklmkgno+ Hil0ng thpcT_K s[&'H() T*+ T,$" TH-"H *."38 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MWG p YY p \\ p mGm p kk p FF p qq p nq p EE p rr p nGY G p Och p @ch p DY\ GY p Y\m Y\ p \mk \m p mkF mk p kFq kF p Fqn Ym^Fq q_qE ^Fq p q_ \mEr qE p Ern Er p rG%jrjFG%jYjYG%rYjm\kG%Er\\FG%EEGGr\mG%EmF\G\mG%\FEYFkYG%FYkmGr\G%kEGrmr\G%kqqmEk\mGGmFYrmYGG\GkY\GFqqYErY\G\qr\jq%rFm\%YqrFYkj%jmq\Er%\\FYFE%GjqErj\rr%\\k\EqYkF%Fkj\\jY%FkqrFjqFq%FGGFrkY\k%jrr\rFq@r&ng B] d^Y_] Phit ging tr&ng tua 1in t< c)a tr>ch th)a 2n ^ Y_ ] !ng h-i tr>ch t< cc c)a tr>ch ca tua 1in ^Y_] !ng h-i 3ua phn tua 1in giVa c)a tr>ch th; v' ^ Y_lh-ng trnh nng !ng ca tua 1in cB *nga& F may cEJ J J JWH ..= > = >= + + Y Y5i] c- G%jjk] hiu (u"t phn c- 9hB ca tua 1inmy G%jj] hiu (u"t phn in v' phn c- 9h> ca my phtI~ EEG HI EEG# YGm 9I] !ng in nng (4n Ku"t ra@hD& 14ng k] # di Y\\Y%GrFEYk 99g&'H() T*+ T,$" TH-"H *."3 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MW@< ph-ng trnh trn aG J i j F may cEHW. . . aG GrFEYk % Y\\Y # jj % G # jjk % GYG # EFGmaG q\m%YFq 9g( \\kmmqY%q 9ghiu"t tiu ha& h-i ca tua 1in]*G = 4 > ' KWh kgWDEjjFjF \G=+.2.1+. Ti.u ha- hi ) n:Ec1Phbm m+c >ch Kc cnh trc (/ tuyt /i ca cc *gng h-i v' nc#gDng 5) T_K s[ cc Gang h9i = n;8c+ (0 q P@Or/5P kgms0c Gang h9i = n;8cT_K s[t;9ng [i T_K s[ tuyt [i (0 kkgmsnd-i c"p ch& 1nh {POYd-i c"p ch& 1nh {PO\d-i c"p ch& 1nh {POmd-i tr>ch ch& tua 1in truyn Ung 1-m c"pG%GFm\G%YG%G\E\G%\EEmm%YFq\%mYFqYq%jFYE\%qY&'H() T*+ T,$" TH-"H *."4! *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MWd-i tr>ch ch& 1nh 9h) 9h>d-i c"p ch& 1nh {Pdkd-i c"p ch& 1nh {PdFd-i c"p ch& 1nh {Pdqd-i c"p ch& 1nh {PdEd-i v'& 1nh ngngd-i v' nc rg rXR!ng h-i v'& 1U 3u nhit trung gianR!ng nc c"pG%GGEYG%GGqrG%G\G%GEYG%GmEG%EG\G%G\G%rYjm\kY%G\k%k\kk%\mY\%kqkk%\k\m%GFEkmE%kFY\%kqFYG%FEqmF%q\@+J+ 0c chs tiVu n?ng :;nh ca nh' my in 1a& g,m ' h-i v' tua 1in# @r&ng phn t>nh t&n ?a ch7n 8 ch-ng \ ta T ch7n tua 1in% *& v6y tr&ng m+c n'y ta chX cn c6p 2n vic ?a ch7n g h-i#Oh7n nng (u"t% &i v' (/ !ng g h-i *?a trn c- (8 (au] L4m 14& cung c"p h-i# @0n ha& 9im &i v' gi th'nh th"p#&'H() T*+ T,$" TH-"H *."44 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MW p *+ng c"u trCc ' h!p W% *Sng cSng mUt &i v' cSng nng (u"t tr&ng mUt 9h/i cJng nh tr&ng t&'n nh' my#@0ng nng (u"t cnh m;c ca g h-i 'm vic ph4i ca& h-n ph+ t4i c?c i c4g h-i Y >t# lh+ t4i h-i ca g h-i ' 1a& g,m !ng h-i c?c i 2n tua 1in 'm vic% !ng h-i chn% tiu ha& h-i DDct-% t0n th"t rg rX h-i# lh+ t4i h-i ca g !c ch7n thD& tiu ha& h-i ch& tua 1in cB 9 2n rg rX v' "y thm me *? trV#{7i ph+ t4i h-i ca g ' a tha aG ^Y rr_# Y%Gm@r&ng B]Y rr] h (/ t>nh 2n t0n th"t rg rX h-i#Y%Gm] h (/ t>nh 2n U *? trVaG q\m%YFq 9g( a q\m%YFq#^Y G%G\_# Y%Gm a qFk%qr 9g(day a \mFq @h5i (4n !ng n'y ta ch7n !c &i g h-i tr?c u m`i 9h/i cB Y g h-i# p i4n !ng h-i \mFq @hp @hng (/ h-i 3u nhitp Phit U] FmEGOp p (u"t] \kG 1arp Phit U nc c"p] \FFGOp Phit U 9hBi th&t] YmrGO#p Phin iu] 9h> ,ng h'nh#O+@+ LAL chn thit \K Chy2.+.1. Bm n:Ec c4p1 o-m nc c"p ' thi2t 1c 3uan tr7ng tr&ng nh' my 18i v nB ph4i 4m 14& 9h4 nng 'm vic ch:c ch:n ca g h-i vic (4n Ku"t in nng !c 0n cnh#&'H() T*+ T,$" TH-"H *."45 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MW o-m nc c"p !c ch7n (a& ch& c"p nc 8 cng (u"t c?c i ca t&'n 9h/i vi !ng *? trV Fe# o-m in *? phgng% 9h8i Ung cB nng (u"t FGe u !ng t&'n 9h/i L 4m 14& an t&'n ch& (? 'm vic ca 1-m c"p% u !ng nc 3ua m`i 1-m c"p nn "y * ra 9h&4nh ^FYG_e (& vi cnh m;c# OUt p cJng "y * ra mUt 9h&4ng t-ng t?# @0ng chiu ca& cUt p 1-m c"p t>nh thD& cng th;c ^\#r_ t Ytrk\]p # ^l p lh_ ^ m\k%mpq%jjk _ YGFmYE%mY#YGF Pm\L ch7n 1-m ta *?a v'& cc thng (/ (au]p Ru !ng nc c"p ] anc qmF%q\ 9g( Ru !ng nc c"p ca Y 1-m cB 9 2n Fe *? trV ']anc qmF%q\ ^Y G%GF_anc qqE%k 9g(Png (u"t ca 1-m nc c"pQnc anc#5i] G%GGYY mm9g] th t>ch ring trung 1nh ca nc c"p Qnc qqE%k# G%GGYYG%Emk mm( \qk\%k mmhp OUt p ca 1-m nc c"p "y *? trV cUt p Fe ta cB]p mYE%mY#YGF ^Y G%GF_ Pm\p mmm%Yr#YGF Pm\ mmm%Yr 1ar Inc Qnc # p#1&mG%Emk # mmm%Yr#YGF G%rF \rE%E# YGF I2.+.+. Bm n:Ec ng:ng1 H`i 9h/i EEGHI cB mUt 1nh ngng v' ch7n \ 1-m nc ngng ch& Y 1nh ngng% tr&ng B Y 1-m 'm vic v' Y 1-m *? phgng% nng (u"t ca 1-m !c Kc cnh thD& !ng h-i n nh"t i v'& 1nh ngng cB t>nh 2n tr>ch h-i i gia nhit h,i nhit ,ng th.i cB t>nh 2n U *? trV YGe#&'H() T*+ T,$" TH-"H *."46 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MW Ru !ng ca nc ngng]ang aG#^ hY h\ hm hk hF hq hE hr _ arr q\m%YFq#G%m\\mY\%qk \Ym%kr 9g(@r&ng B]arr] !ng nc rg rXP2u t>nh thm *? trV YGe th]ang \mk%rm 9g(Png (u"t ca 1-m nc ngngQ ang # 5i] G%GGYY mm9g Q \mk%rm#G%GGYY G%\qmm(day]Q jmq mmhTheo 9.ng :;3c2?11@4@< B ta ch7n !c &i Ung c- 9z& 1-m nc ngngp nW hiu Ung c-]opYYkpkp cng (u"t]m\G 9Ip 9h/i !ng]m%jFt"np /ng hCt] kGG mm p /ng wy] \FG mm p 9>ch thc] a'i YqGG mm}Ung YFGG 2.+.2. Bm !un h-n1 o-m tun h&'n !c ch7n tr&ng iu 9in 'm vic v mSa h% !ng h-i v'& 1nh ngng n nh"t% nhit U nc tun h&'n ca& nh"t v' u !ng h-i !c t>nh t&n 8 ch2 U ngng h-i thun tuW# Png (u"t ca 1-m tun h&'n t-ng ;ng vi &'H() T*+ T,$" TH-"H *."47 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MW!ng nc cn cung c"p ch& 1nh ngng% ng&'i ra cgn ph4i 9 2n !ng nc 'mmt *u% 'm mt my pht v' cc yu cu 9hc# @a cB ph-ng trnh cZn 1bng nhit ca 1nh ngng Qn an ^n p n_ {m# ^v)mApr)mA_5i] Qn] !ng nhit h-i truyn ch& nc 'm mtan kmE%kF 9g(] !ng h-i v'& 1nh ngng n \kkG9g n YFE%GF n9g {m] !ng nc 'm mt h-i v'& 1nh ngng v)mA r)mADntanpi nc 'm mt v'& v' ra 1nh ngng r)mAp v)mA O ^t\ p tY_ O k%Yrq n9gGO# Phit *ung ring ca nc @Y \FGOu t\ mEGO] nhit U nc 'm mt v'& v' ra 9h=i 1nh ngng# r)mAp v)mAFG%\m 99g@< ph-ng trnh cZn 1bng nhit ta cB( ) ( ) kmE% kF# \kkG YFE% GFFG% \m> > >)m r v)m )m, A ABA A = =

{m Yjrr\%GE9g( Pg&'i ra ph4i t>nh 2n !ng nc cn *Sng ch& cc nhu cu 9hc tr&ng nh' my#R!ng nc n'y chi2m Fe (& vi !ng nc 'm mt h-i#56y !ng nc tun h&'n 3ua 1-m]{Gth {m G%F {m Y%GF {m \jr\m%Y9g(P2u 9 2n u !ng YGe th]{th Y%Y# \jr\m%Ym\rGF%kY9g(Png (u"t ca 1-m tn h&'n]&'H() T*+ T,$" TH-"H *."48 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MWath G%F# {th# @r&ng B]G%F] d (/ 9 2n u !ng 'm vic ca mUt 1-m chX chi2m FGe t0ng u !ng nc tun h&'n ca 9h/i#] @h t>ch ring trung 1nh ca nc tun h&'n G%GGYY mm9g56y]ath Yr%GFmm( qkjrGmmh@hD& 14ng lRm#YYc ta ch7n 1-m EFp1pqG2.+.9. BGnh ng:ng1 onh ngng !c ch7n ' &i 'm mt 9iu 1 mt# PB 'm vic thD& nguyn t:c h-i th&t 9h=i tua 1in !c ti2p KCc gin ti2p vi nc 'm nh 'm mt v' ngng t+ th'nh nc ngng# R&i n'y cB u im ' nc ngng 7ng r"t (ch cB th cungc"p tr?c ti2p ch& g h-i# Pc nh !c i tr&ng /ng ,ng% cgn h-i i ng&'i /ng th?c hin vic tra& 0i nhit vi nc nh# @a ch7n 1nh ngng h!p 1U ca tua1in n p FG p jG ]^onpFGpY_ cB c t>nh 9h thu6t nh (au]nW hiu]50YL!0ZOain t>ch mt 'm nh]mGGG m\i/ chng] \Ru !ng nc 'm nh]rGGG mmhnim tra *in t>ch tra& 0i nhito mt 'm nh ca 1nh ngng Kc cnh thD& cng th;c( )\mt KI I Dt K QFcpK K Kcp'ch% m/i h'n_ v'& t>nh ch"t h!p W ca (- ,# Oh7n (- , /ng *Mn cn c 4nh h8ng ti m;c U 9inh t2 ngha 4nh h8ng ti v/n u t% chi ph> v6n h'nh% in 3uan 2n cc t0n th"t nng !ng v' nhit 9hi *Mn mi ch"t#5 tr&ng thi2t 92 ta chX () *+ng mUt g h-i cung c"p ch& mUt tur1inD% *& B tach7n (- , /ng *Mn h-i ch>nh ' &i (- , 9h/i#@r&ng (- , nhit chi ti2t cB cc thi2t 1c v' .ng /ng *Mn nh (au]p Rg h-i#p @ur1inD% 1nh ngng% my pht#p Oc &i van#p @ur1inD truyn Ung 1-m c"p#p @hi2t 1c tra& 0i nhit] 1nh gia nhit ca& p% h p% 1nh 9h) 9h>%1nh 'm nh DDct&r#p o-m] 1-m nc c"p% 1-m nc ngng#p Oc .ng /ng h-i nc#p Oc .ng /ng gBp chung ca h th/ng#J+/+ ;zng i cXL h9i m8i)&'H() T*+ T,$" TH-"H *."52 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MWp L.ng i ca hi mi ' .ng /ng *Mn h-i 3u nhit# @< g h-i 2n phn ca& p ca @ua1in# @rn .ng *Mn h-i mi n'y cB cc van chn% van an t&'n% van it&p v' van iu chXnh @ua1in#Pg&'i ra trn .ng h-i mi ta cgn tr>ch ra mUt !ng h-i chn tr+c @ua1in v' cung c"p ch& ~Dct- 'm vic#p 5an chn ng:t tm th.i cc &n ca /ng *Mn v' 9hng ch& *gng h-i 3u nhit chuyn Ung#p 5an iu chXnh ch& phzp thay 0i u !ng v' p ?c 1bng cch thay 0i U m8 ca van#p 5an an t&'n 14& v cc thi2t 1c v' .ng /ng 9h=i chcu p ?c 3u m;c#p 5an it&p t trc van iu chXnh% mu/n *nh# d-i ch>nh gia nhit ch& nc c"p 8 cc 1nh gia nhit ca& p v' gia nhit ch& nc ngng 8 cc 1nh gia nhit h p# L gia nhit ch& 1nh 9h) 9h> th "y h-i t< c)a tr>ch (/ k ch& 3ua van gi4m p trc 9hi v'& cUt 9h)9h>#@rn .ng h-i tr>ch ta t cc van chn *Sng Bng ng:t cc *gng h-i t< @ua1in 2n cc 1nh gia nhit% phgng 9hi (? c/ 1nh gia nhit van chn Bng i ()a chVa h&c Bng m8 9hi v6n h'nh#&'H() T*+ T,$" TH-"H *."53 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MWJ+O+ ;zng n;8c ng;ng)iau 9hi gi4n n8 (inh cng tr&ng @ua1in% ng&'i !ng h-i tr>ch ch& cc 1nh gia nhit% 9h) 9h>%### Ogn i phn n !ng h-i !c a v 1nh ngng# @i Zy nh. nc tun h&'n 'm mt m' h-i !c ngng 7ng th'nh nc# iau B nh. 1-m nc ngng wy nc ngng 3ua ~Dct- ch>nh 'm mt ~Dct- v' 3ua cc 1nh gia nhit h p r,i i 2n thi2t 1c 9h) 9h> cB p ?c E 1ar#lh>a (au ~Dct- ta t .ng ti tun h&'n nc ngng nhbm m+c >ch *uy tr m?c nc cn thi2t ch& 1nh ngng 1-m nc ngng 'm vic in t+c# L.ng ti tun h&'n n'y 'm vic 9hi 9h8i Ung @ua1in v' 'm vic vi ph+ t4i th"p v Cc B !ng nc ngng tr&ng 1nh ngng >t h-n m;c 3uy cnh 9hi ta m8 van nc ngng trn .ng ti tun h&'n nc ngng nc ngng 3uay tr8 i 1nh ngng# $ Zy ta cB th () *+ng van t? Ung iu 9hin 1bng Kung# nhi m?c nc tr&ng 1nh ngng t+t Ku/ng *i m;c 3uy cnh nB ( t& th'nh t>n hiu Kung tc Ung iu 9hin m8 van nc thD& .ng ti tun h&'n v 1nh ngng#iau 9hi 3ua ~Dct-% nc ngng 3ua cc 1nh gia nhit h,i nhit h p% nhit U nc ngng !c tng *n n 9hi i 3ua cc 1nh gia nhit n'y nh. nhit ca h-i 8 cc c)a tr>ch# @i m`i 1nh gia nhit h p u t cc .ng i t:t 3ua cc 1nh phgng 9hi (? c/ K4y ra 8 mUt 1nh n'& B th nc ngng i thD& .ng t:t i 2n cc 1nh gia nhit ti2p thD& 4m 14& nc in t+c v'& 1nh 9h) 9h># @i 1nh 9h) 9h> t mUt van iu chXnh t? Ung% nB cB nhim v+ giV ch& m;c nc tr&ng 1nh 9h) 9h> Cng 3uy cnh#J+J+ ;zng n;8c cC) Pc v'& 1nh 9h) 9h> g,m cB] Pc ngng t< cc 1nh gia nhit h p% nc 7ng t< cc 1nh gia nhit ca& p# 5 nc n'y cgn cB cc 9h> cB th gZy n mgn .ng /ng v' thi2t 1c nn 1nh 9h) 9h> cB nhim v+ tch cc ch"t 9h> hga tan n'y ra 9h=i nc# Pc ra 9h=i 1nh 9h) 9h> !c 1-m nc c"p wy 3ua cc 1nh gia nhit ca& p m% \% Y r,i v'& 1U hZm nc ca g h-i# @rc 9hi nc c"p v'& 1U &'H() T*+ T,$" TH-"H *."54 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MWhZm nc ph4i i 3ua mUt van mUt chiu# 5an mUt chiu 4m 14& ch& 1U hZm nc 9hng 1c m"t nc 9hi p ?c ca ng /ng c"p gi4m Ku/ng *i m;c 3uy cnh#lh>a u wy 1-m nc c"p ph4i t van mUt chiu 9hng ch& nc tr8 ng!c i 1-m gZy (? c/ 1-m# $ cc 1nh gia nhit ca& p ta t .ng i t:t 9hi (? c/ 8 mUt 1nh gia nhit n'& B th nc c"p thD& .ng t:t i 2n 1nh gia nhit ti2p thDJ+5+ ;zng n;8c ng) L 4m 14& ch& cc 1nh gia nhit th?c hin vic tra& 0i nhit cB hiu 3u4 th ph4i rCt nc 7ng ra 9h=i 1nh gia nhit# Pguyn nhZn (inh ra nc 7ng ' *& h-i tr>ch t< cc c)a tr>ch ca @ua1in 2n gia nhit ch& nc c"p v' nc ngng% h-itr>ch (au 9hi th?c hin vic gia nhit th nhit U gi4m Ku/ng v' ngng 7ng i th'nh nc 7ng#$ cc 1nh gia nhit ca& p Y% \% m v' 1nh gia nhit h p q cB 9m thm phn 'm nh nc 7ng% vic 'm nh nc 7ng ( gi4m (? thay th2 h-i tr>ch ca cc 1nh gia nhit ti2p nh6n nc 7ng B v' nh v6y gi4m !c t0n th"t nng !ng#Pc 7ng 8 cc 1nh gia nhit {POY {PO\ {POm (au B v 1nh 9h) 9h> nh. (? chnh ch p (u"t m' *,n t< {Pdk {PdF {Pdqv' t< {PdE nc 7ng !c 1-m wy tr8 i .ng nc ngng% h`n h!p vi nc ngng ti im h`n h!p n 8 giVa 1nh {PdF v' {Pdq# @< u hCt ca 1-m nc 7ng ta cJng t mUt .ng *Mn nc 7ng v 1nh ngng phgng tr.ng h!p 1-m 1c h=ng th nc 7ng ( thD& .ng n'y v im h`n h!p \ ph>a (au 1nh ngng 4m 14& (? 'm vic 1nh th.ng ca cc 1nh gia nhit#Pc 7ng t< 1nh {PdE% 1nh 'm nh ~Dct- a v im h`n h!p \#L.ng *Mn nc 7ng t< {PdE v' 1nh 'm nh ~Dct- v im h`n h!p \ cB mUt&n /ng hnh chV % 4m 14& un cB mUt !ng nc ti Zy 9hng ch& h-i i thD&'H() T*+ T,$" TH-"H *."55 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MWnhi rCt nc 7ng cn chC W 9hng ch& h-i i thD& .ng nc 7ng# 5 nh v6y ( 'm gi4m hiu 3u4 tra& 0i nhit# Ph v6y .ng nc 7ng t< {PdEcJng nh t< 1nh 'm nh ~Dct- T cB &n /ng chV th=a mTn iu 9in n'y# Ogn 8 t"t c4 cc .ng nc 7ng cgn i ta u t van c&n hD 5an c&n hD& ' &i van m' chX cB nc i 3ua m' 9hng ch& h-i i 3ua# iau van c&n hD& ta t mUt van mUt chiu v' cJng ph4i t .ng i t:t 9hi gp (? c/#J+7+ ;zng n;8c tuBn hbn) L 4m 14& (? ngng t+ ca h-i th&t ra 9h=i phn h p ca @ua1in i v'& 1nh ngng th'nh nc th ph4i c"p nc 'm mt in t+c v'& 1nh ngng v' g7i Zy ' nc tun h&'n# Pc tun h&'n !c "y ti trm 1-m 8 1. (ng v' nh. 1-m tun h&'n a 2n 1nh ngng# @i 1nh ngng nc tun h&'n nh6n nhit cah-i% h-i m"t nhit ngng 7ng i th'nh nc ngng% nc tun h&'n nBng n v' !c KT tr8 i (ng#Oc nhu cu 'm mt 1bng nc cJng !c "y t< nc tun h&'n% ch|ng hnnh nc 'm mt my pht in% cc Ung c- in cng (u"t n% 'm mt u @ua1in# P2u cung c"p nc tun h&'n 9hng h&c nhit U nc tun h&'n tng (y 'mch& chZn 9hng 1nh ngng gi4m Ku/ng *Mn 2n 'm gi4m hiu 3u4 tra& 0i nhit tr&ng 1nh ngng#J+{+ Lah9i)R' thi2t 1c Bng vai trg h2t (;c 3uan tr7ng tr&ng nh' my nhit in# Rg h-i ph4i 4m 14& cung c"p h-i ch& @ua1in c4 v (/ !ng v' ch"t !ng h-i#p i4n !ng h-i \mFq @hp @hng (/ h-i 3u nhitp Phit U] FmEGOp p (u"t] \kG 1arp Phit U nc c"p] \FFGO&'H() T*+ T,$" TH-"H *."56 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MWp Phit U 9hBi th&t] YmrGO#p Phin iu] 9h> ,ng h'nh#J+|+ TuL\in)Lc t>nh 9h thu6t ca tua1in npEEGpYEG# Ong (u"t cnh m;c ] EEGHI @/c U] mGGG vpp (u"t h-i u v'& ] YEG9gcm\ ^Yqq1ar_Phit U h-i mi ] FmrGOi/ c)a tr>ch ] EPhit U h-i 3u nhit trung gian ] FmrGOPhit U nc c"p ] \qFGO Ru !ng h-i tua1in ] { \YrG @hJ+/0+ g`nh ng;ng)onh ngng cB nhim v+ 'm ngng t+ h-i nc th&t ra 9h=i tua1in% t& nnU chZn 9hng cn thi2t tua1in 'm vic an t&'n v' 9inh t2# @r&ng 14ng thi2t 92 n'y *Sng 1nh ngng 'm mt 9iu 1 mt] Pc 'm mt tr&ng /ngh-i i ra ng&'i /ng nh4 nhit ch& nc 'm mt# Oc /ng n'y !c ch2 t& 1bng /ng ,ng# Oc /ng 1bng thzp 9hng !c () *+ng tr&ng 1nh ngng v chCng cB nhVng nh!cim (au] 1c &Ky hBa v' n mgn hBa h7cu cB h (/ *Mn nhit th"p# Oc /ng !c ghzp cht n hai mt ('n ch>nh p ch2 t& t< thzp O5 m% tng hiu 3u4 tra& 0i nhit tr&ng 1nh ngng ng.i ta ch2 t& 1nh ngng thD& 9iu \ chng p (/# Ohng ' (/ n tra& 0i nhit giVa h-i v' nc nh#@ua 1in npEEGpYEG cB mUt 1nh ngng% p ?c 'm vic ca 1nh ngng ' G%GFr 1ar# L14& v tua1in trn c0 1nh ngng ng.i ta t van an t&'n% van n'y h&t Ung thD& nguyn W ca m'ng 9im &iu m'ng 9im &i t trn .ng /ng n/imUt u n/i vi c0 1nh ngng cgn u 9ia n/i vi c)a /ng thng vi ng&'i tr.i# iau m'ng 9im &i ng.i ta t mUt Ni *a& 9im &i# onh th.ng n2u chZn &'H() T*+ T,$" TH-"H *."57 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MW9hng ca 1nh ngng t/t th m'ng 9im &i c&ng v'& pha tr&ng u 9hi chZn 9hng 1nh ngng K"u i th m'ng 9im &i ( K>ch *n 2n mJi *a& v' 1c mJi *a& Zm thng9hi p (u"t tr&ng 1nh n h-n p (u"t 9h> tr.i% t< B h-i tr&ng 1nh ( th&t ra ng&'i tr.i *& B ( 14& v !c tua1in#J+//+ vo}ct9)Phim v+ ca ~Dct- ' giV ch& p ?c tr&ng 1nh ngng Cng m;c 3ui cnh%nB hCt 9hng 9h> tr&ng 1nh ngng 4m 14& chZn 9hng #@r&ng 1nh ngng tnh 'm vic in t+c vi vi tua1in# d-i cung c"p ch& ~Dct- !c tr>cht< .ng h-i mi# Pc ca ~Dct- a v im h`n h!p \# Pc ngng !c a3ua ~Dct- 'm mt ~Dct- #J+/@+ g`nh giL nhit ht C)H`i tua1in cB k 1nh gia nhit h p tra& 0i nhit 9iu 1 mt% h-i cung c"pch& cc 1nh gia nhit n'y !c "y t< cc c)a tr>ch ca tua1in# Pc ngng i 3uacc 1nh gianhit h p n'y v' nh6n nhit ca h-i nBng truyn ch& nB 'm tngnhitUcancngng# d-i(au9hinh4nhitch&ncngngthngngith'nh nc 7ng% nc 7ng !c *,n t< {PdkF p {Pdkq p {PdkE% (au B nc7ng !c 1-m tr8 i .ng nc ngng ti im h`n h!p Y# Pc 7ng 8 1nh{Pdkr !c a v im h`n h-p \ (au 1nh ngng #Oc 1nh {Pd u cB van n/i t:t phgng (? c/ Y 1nh n'& B h=ng thnc ngng vMn in t+c 2n cc thi2t 1c bng (au nB thD& .ng nc ngng i 0 v 1nh 9h) 9h>#J+/O+ g`nh kh~ khI)onh 9h) 9h> cB nhim v+ 9h) cc ch"t 9h> h&' tan tr&ng nc trc 9hi v'& g h-i# Pgu,n nc i v'& 1nh 9h) 9h> g,m cB nc 7ng t< cc 1nh gia nhit ca& p% nc ngng t< cc 1nh gia nhit h p #Lc"p h-i ch& 1nh 9h) 9h> ng.i&'H() T*+ T,$" TH-"H *."58 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MWta tr>ch h-i ti c)a tr>ch (/ m i 3ua 1U gi4m p v'& 1nh# @i 1nh 9h) 9h> cB "y Y !ng h-i i chn tr+c tua1in# Pc (au 9hi T 9h) 9h> !c ch;a tr&ng 1 ch;a pha *i cUt 9h) 9h># R!ng nc ch;a tr&ng 1nh ch;a cB 9h4 nng cung c"p nc ch& g 'm vic vi ph+ t4i h-i c?c i tr&ng F phCt#onh 9h) 9h> ' 1nh tra& 0i nhit 9iu h`n h!p tr&ng B nc v'& 1nh 9h)9h> i t< trn Ku/ng% h-i i t< *i n# onh 9h) 9h> tr&ng 14n thi2t 92 n'y 'mvic vi p ?c F%rr 1ar# Oc *gng nc cB nhit U 9hc nhau a v'& 1nh 9h)9h> !c phZn ph/i thD& U ca& ca cUt 9h) 9h>% nc cB nhit U th"p a v'&ph>a trn ca& v' c; h Ku/ng thD& nhit U tng *n ca nc #onh 9h) 9h> cB .ng K4 nc t? Ung K4 nc Cc m;c nc 8 1nhch;a n h-n 3ui cnh# lh>a trn cB t van K4 9h> 9hng ngng ra ng&'i tr.i v' vanan t&'n#J+/J+ g`nh giL nhit cLb C)H`i tua1in cB m 1nh gia nhit ca& p% tra& 0i nhit 9iu 1 mt "y h-i t< cc c)a tr>ch (/ Y% \% m ca tua1in# @i cc 1nh {PO cB 1/ tr> .ng i t:t ch& nc c"p 4m 14& nc c"p 2n g h-i# nhi cB (? c/ K4y ra% nc 7ng t< cc 1nh gia nhit !c 2n c"p t< {POY p {PO\ p {POm r,i wy v'& 1nh 9h) 9h># @rn .ng *Mn nc 7ng cB t van c&n hD&% .ng *Mn nc 7ng cJng ph4i cB .ng i t:t #J+/5+ TuL\in t_uy>n ung \9m cC)@hD& tiu chuwn thi2t 92 /i vi nhVng 9h/i n cB cng (u"t t< \FGHI tr8n th 1-m c"p ph4i truyn Ung 1bng tua1in ph+% tr&ng thi2t 92 n'y tua1in truynUng 1-m c"p ' tua1in /i p #d-i cung c"p ch& tua1in ph+ !c "y t< c)a tr>ch (/ m trn tua1in ch>nh#d-i t< c)a tr>ch (/ m i ra !c chia 'm \ phn] Y phn i v'& 1nh gia nhit ca&p mu Y phn i v'& tua1in ph+# iau 9hi gi4n nN (inh cng truyn Ung 1-m c"p&'H() T*+ T,$" TH-"H *."5 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MWth h-i tr&ng tua 1in ph+ th&t ra !c a v h!p vi c)a tr>ch (/ q ca tua1inch>nh c"p ch& gia nhit h p q# @ua1in ph+ !c :p ,ng tr+c vi 1-m c"p #J+/P+ g9m cC n;8c)@r&ng nh' my in tua1in ngng h-i% 1-m nc c"p ' thi2t 1c 'm vicnng n *& ph4i cung c"p mUt !ng nc vi u !ng v' cUt p n# @r&ng thi2t92 n'y 1-m !c n/i thD& (- , Y c"p# i& (nh vi (- , \ c"p th"y rbng (- , n'ycB U tin c6y ca 1-m ca& *& 'm vic 8 vSng nc cB nhit U th"p#o-m c"p !c t thm mUt 1-m *? phgngp 9h8i Ung vi nng (u"t 1bngFGe nng (u"t ca 1-m ch>nh v' !c truyn Ung 1bng in#o-m c"p *Sng &i 1-m y tZm cB nhiu tng in ti2p nZng ca& p ?c% 8 u wy 1-m c"p ta t van Y chiu m+c >ch 9hng nc 3uay tr8 i 1-m t& hin t!ng thy 9>ch 'm h=ng my 1-m## $ u van Y chiu t .ng ti tun h&'n chCng 9hi 9h8i Ung% ng nh' my ph4i cn c; v'& h&'n c4nh c+ th ca t ngi nh' ch>nh ' (u"t th t>ch KZy *?ng ca nB /i vi Y 9I cng (u"t trang 1c# L/i vi cc nh' my in hin i chX tiu n'y ' G%q p G%E m39I (u"t th t>ch KZy *?ng n'y ph+ thuUc v'& U (>t (a& ca vic1/ tr> thi2t 1c% m;c U U thin ca nB% (- , nhit ca nh' my% *ng nhin iu () *+ng v' cng (u"t !n vc ca t0 my#PhVng yu cu trn cn ph4i c+ th hBa nh (au] L 'm vic ch:c ch:n 1-m c"p p cn ph4i 4m 14& ca& h-n cUt hCt ca nB# Hu/n v6y 1nh 9h) 9h> ph4i t ca& h-n 1-m c"p t< YF p \Fm# L trnh t:c nhin iu vch phu than cn ph4i cB U nghing # PhVng thi2t 1c cB th n` ca h th/ng chuwn 1c 1Ut than% cn ph4i t ng&'i tr.i# ain t>ch ph+c v+ thi2t 1c v' 14ng iu 9hin 9h/i cn ph4i 1/ tr> cSng U ca& trnh *Sng cu thang# 5an v' cc *+ng c+ & .ng cn ph4i 1/ tr> th'nh c+m 8 nhVng ch0 * ti v' !c chi2u (ng t/t% c/ g:ng 8 U ca& ph+ v+ cgn g7i ' cUt ph+c v+# {iVa cc thi2t 1c cn ph4i cB /i i rUng# @hi2t 1c cn ph4i !c 1/ tr> thD& (? in t+c ca 3u trnh cng ngh vi .ng *Mn ng:n nh"t# Liu B 'm gi4m t0n th"t nng !ng v' nhit 9hi v6n chuyn mi ch"t ^g h-i v' @ua1in% 1-m tun h&'n v' 1nh ngng% 1nh 9h) 9h> v' 1-m c"p###_#&'H() T*+ T,$" TH-"H *."62 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MW lh4i 4m 14& chi2u (ng t? nhin v' thng giB t"t c4 cc ch0 'm vic# ng 9hBi ph4i ca& 4m 14& n,ng U ch& phzp ca ch"t Uc hi 8 9hu v?c chung 3uanh nh' my# {ian @ua1in cn ph4i t gn ngu,n nc# Ong ngh nhin iu v' h th/ng th4iK ph4i 1/ tr> gn gian g h-i% g h-i ph4i 3uay ui v v ph>a /ng 9hBi# o/ tr> thi2t 1c (a& ch& phZn ph/i in t? *Sng v' chiu *'i cp ' nh= nh"t# Lthu6n tin ch& cng vic (Va ch)a :p rp th cn ph4i cB *in t>ch :p rp v' (Vach)a t u tr+c v' .ng (:t% thang my ch& ng.i v' v6t nng# din nay ng.i ta 1/ tr> gian nh' my v' gian g h-i (&ng (&ng vi nhau# u vicca 1/ tr> n'y ' chiu *'i ca /ng *Mn# iu"t th t>ch KZy *?ng v' 3u trnh KZy*?ng phn ngi nh' ch>nh ( nh= v' r"t thu6n !i ch& v6n h'nh#5+@+ &iLn My) @ua1in v' cc thi2t 1c ph+ ca nB nh] onh ngng% 1-m nc ngng% nc *7ng%1-m c"p p% ~Dct-# Oc onh gia nhit% h,i nhit%## # !c t tr&ng mUt gian nh' ring g7i ' gian @ua1in hay gian my# 5ic 1/ tr> ch y2u ' nghin c;u cch 1/ tr> my mBc v' thi2t 1c% Kc cnh vc tr> t-ng /i ca @ua1in% my pht% (:p K2p cc thi2t 1c ph+ tSng t-ng ;ng vi 9i2n trCc ca gian my 4m 14& v6n h'nh thu6n !i% *in t>ch th& :p (Va ch)a h!p W#OB hai cch 1/ tr> @ua1in tr&ng gian my B ' 1/ tr> *7c cgn g7i ' t *7c v' 1/tr> ngang cgn g7i ' t ngang# *7c hay cgn g7i ' t *7c t;c ' tr+c @ua1in t (&ng (&ng vi cnh *'inh"t ca gian my# nhi 1/ tr> *7c chiu rUng ca gian my ( nh= h-n nhng gianmy ( *'i h-n gian g h-i v' 9hi m8 rUng nh' my th i c'ng chnh ch *Mn tiph4i 9z& *'i .ng /ng# Ph!c im ca vic 1/ tr> *7c ' * gZy r:c r/i ch& tha&tc v6n h'nh ca nhZn vin% .ng /ng c'ng ph;c tp h-n#ch t< nng% 'm vic rung Ung nhiu nn ta ph4i KZy mBng 14& 4m v' ch:c ch:n t< tng Y n# H`i @ua1in cB mUt 1nh ngng% ta KZy 1 t 1nh ngng% trn 1 cB g:n g K& phgng (? n8 nhit ca 1nh ngng# On tr+c ca gian my t 8 ph>a trn v' 1n tr&ng ca gian my% cn tr+c ph4i 4m 14& nZng v' v6n chuyn !c thi2t 1c nng nh"t ca gian mZy#5+O+ &iLn kh~ khI)&'H() T*+ T,$" TH-"H *."64 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MW $ nh my in cB 1/ tr> gian 9h) 9h> cB m tng# @ng Y t cc thi2t 1c phZn ph/iin ta *Sng mn5 v' \\GmrG5% tng \ t cc .ng /ng h-i gBp h-i ch>nh% cc thi2t 1c gi4m ,n% gi4m p% cc 14ng in# @a *Sng tng m t 1nh 9h) 9h>#5+J+ &iLn :a) Rg h-i !c t (a& ch& mt trc ca nB (&ng (&ng vi t.ng *7c ca gian g# {ian g cB \ tng# @ng trn g7i ' tng ph+c v+# @ng n'y t cc thi2t 1c iu 9hin g cn thi2t ch& vic /t chy nhin iu# @ng *i ta t 3ut giB# {iVa hai tng ph4i 1/ tr> cc cu thang i i th>ch h!p v' an t&'n% ph4i KZy *?ng !c h th/ng cu thang 2n t cn ph4i cB 1in php 14& v an t&'n#Oc cng vic ph4i 'm 9hi chuwn 1c nhin iu 9h> /t ' *Mn 9h> 2n 1u,ng /tv' ti2t u 9h> 2n p (u"t 'm vic# &'H() T*+ T,$" TH-"H *."65 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MW Ph' my 'm vic vi nhin iu 9h> cB h th/ng c"p nhin iu ry v' -n gi4n nh"t# d th/ng v6n h'nh -n gi4n% a (/ cc cng vic T !c t? Ung hBa# d th/ng 9hng cn nhVng trang thi2t 1c ph;c tp v' :t tin thu tr& v' th4i KX@m 'ai Chun) lhn t) ch>nh ca 1u,ng )a /t nhin iu 9h> ' vgi phun 9h># OB nhiu 9iu vgiphun 9h> v ng.i ta *Sng nhVng 1in php 9hc nhau pha trUn 9h> /t vi 9hng 9h> v' v cc 9h> /t cB t>nh ch"t 9hc nhau#$ Zy ch7n 1u,ng )a g h-i tr?c u () *+ng c4 \ 9iu vgi phun c- 9h> cB ng7n )a v' 9hng cB ng7n )a]5gi phun 9h> 9hng cB ng7n )a] i4n !ng 2n YFGGGmmh %p (u"t 9h> 9h&4ng YGG p mGGmmd\t#5gi phun 9h> cB ng7n )a] i4n !ng 2n \FGmmh% p (u"t 9h> cn thi2t t< rG pYGG mmd\t#@f giVa !ng 9h> /t v' 9hng 9h> tr&ng h`n h!p 1bng Yj%F mm tcOm H th[ng cung cC nhiVn :iu khI) nh> t< /ng *Mn 9h> ch>nh cB p (u"t 1bng G%E Q Y%m Hla# L gi4m p (u"t 9h> 2nm;c cn thi2t 8 vi phun 9h> ^G%Ym Q G%\ Hpa_ ph4i ti2n h'nh ti2t u tr&ng phgngring 4m 14& an t&'n v chy n0 v'gi4m ,n 9hi ti2t u# @r&ng phgng ti2t u 9h> th.ng t m .ng /ng *Mn 9h> v' t cc 1U iu chXnhp (u"t% tr&ng m .ng /ng trn cB mUt .ng /ng *? phgng# Pg&'i ra ng.i ta t .ng /ng *Mn 9h> i t:t 9hng 3ua 1U iu chXnh# oU 7c 9h> !c t trc Kupap 'm (ch cc tp ch"t c- 9h> cB Mn tr&ng 9h># Oc Kupap iu chXnh ( giV p (u"t cn thi2t ca 9h> 8 ph>a (au Kupap# L 9hng K4y ra (? c/ 9hi tng p (u"t ph4it van an t&'n trn .ng /ng *Mn 9h># @hi2t 1c & u !ng ^u !ng 92_ ( ghiu !ng 9h> i 3ua phgng ti2t u# @rn .ng /ng *Mn 9h> 2n t v'& 1u,ng )a g h-i tr&ng tr.ng h!p (? c/ ^gi4m p (u"t 9hng 9h> 8 vgi phun% ng v' th4i 9hng 9h> 9h=i .ng /ng nhbm trnh t& th'nh h`nh!p gZy ,n ng.i ta t 1ui K4# L.ng /ng *Mn 9h> t< trm iu chXnh 2n gian g h-i th.ng !c t trn cuv!t v' ph p cch nhit#S FH ngu%.n /I cung c4p nhi.n /i0u ch- nh m% F$! nhi.n /i0u 3h(1&'H() T*+ T,$" TH-"H *."67 *'TH) "H#M // n Mn HcThit k nh my nhit in cng sut 750MW1?Ean $ng m 9Fng ta(G 2? Ean $ng m 9Fng c# $i&nG 3? 9H $iI' chJnh KC s'Lt 1hMG 4? van an tonG 5? 9H $iI' chJnh )' )Nng 1hMG 6? van cOt nhanhG 7? KC 1PG 8? thiPt 9Q $o )' )NngG ? c.m 9iPn cRa 9H $iI' chJnh KC s'LtG 1!? thiPt 9Q)=c sSch 1hMG 11? nPn tMn hi&' T12?c'ng cLC 1hM $Pn 9H $Knh )Ua cRa vVi Ch'nT13?$Wng @.