gạch ngói bến cát + ton thep dtl-gvĐỗ quang thắng-dhtdm184-14

5/24/2018 Gach ngoi B n Cat + TON THEP DTL-GV Quang Th ng-DHTDM184-14

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PHN 1: MUCJ TIEU

Nhn thc c thc bo v mi trng cng ng, mi trng sng xungquanh sau khi kt thc t thc tp.

Bit cch lp k hoch, hot ng tp th hon thnh cc nhim v cgiao. Rn luyn c thm k nng quan st, theo di, thu thp, tm kim v tnghp thng tin. Vn dng kin thc c hc nhm iu tra, nh gi cht lng mi trng. Hnh thnh thi lm vic nghim tc, cn thn. T chc thc hin cc k hoch vch ra ng thi gian. Xy dng c tp th lp n nh, on kt thn i, hot ng on th sinhng nng n, tham gia tch cc cc hot ng phong tro chung ca nh

trng. To dng mi quan h tt thn thin vi cc c ch trong cc ni thc tp v li nhiu n tng, hnh nh p ca trng n vi cc ni ny. Gip thm yu mn con ngi, qu hng, t nc.


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A. NH MY GCH NGI BN CTPHN 2: TNG QUAN

2.1. LCH S HNH THNH V IU KIN T NHIN.

2.1.1. Lch s hnh thnh.Cng ty vt liu v xy dng Bnh Dng M&C Nh my gch ngi BN

CT l doanh nghip nh nc trc thuc y ban nhn dn tnh Bnh Dngc thnh lp t nm 2003

Vi phng chm Hng n s tha mn ngy cng cao ca khchhng. Nh my xy dng h thng qun l cht lng theo tiu chun quct ISO 9001: 2000 c t chc QUACERT cp chng nhn vo thng12/2003.

Nh my gch ngi Bn Ct l n v hch ton bo s trc thuc Cng ty

TNHH MTV Vt liu v Xy dng Bnh Dng c thnh lp t nm 2003,nh my c u t hin i vi dy chuyn cng ngh sn xut ca HnQuc, thit b l nung tuynel, c qun l sn xut theo tiu chun cht lngquc t ISO 9001:2008, sn phm ca nh my p ng y tiu chun theoqui nh ca B Xy dng Vit Nam.

Thc hin ch trng nh nc v ca tnh Bnh Dng v quy hochli khu vc sn xut VLXD; bc u cng ty u t nh my gch ngiBn Ct vi cng sut 10 triu vin/nm vi cng ngh l nung Tunnel, nguynliu ly t m st Bn Ct, sau nu d n hon chnh s pht huy cng sut

30 triu vin nm.

2.1.2. iu kin t nhin.

Vi iu kin kh hu Nam B ni chung v ng Nam B ni ring, huynBn Ct u chu nh hng ca kh hu nhit i, gi ma n nh, mt mquanh nm.

Thi tit phn thnh hai ma r rt l ma kh v ma ma.2.2. THNH TCH T C: n v c Nh nc phong tng:


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Hun chng lao ng hng nht nm 1992, hng ba nm 1995, hng nhnm 1997. Hun chng c lp hng ba nm 1995 v hng nh nm 2005 Dnh hiuanh hng lao ng nm 2000. C nhn /c Hunh Thanh Sn c tng thng hun chng lao nghng 3 nm 1995, hng nht nm 1998 v danh hiu AHLD nm 1998.2.3. CC N V TRC THUC.X nghip t vn u t xy dng M&C.

ng T 743, X Bnh Thng, Huyn D An, Tnh Bnh Dng.T: 06503.3750742 0918.044757X nghip kinh doanh cu ng 743.

p Tn An, X Tn ng, Huyn D An, Tnh Bnh Dng.T: 06503751552 0913860664Nh my gch ngi Bn Ct.

Th Trn M Phc, Huyn Bn Ct, Tnh Bnh Dng.T: 06503564007 0913629797

2.4. CC CNG TY THNH VIN.Cng ty C phn Gch Ngi cao cp M&C.

p 1, X Thnh Phc, Huyn Tn Uyn, Tnh Bnh Dng.T: 0650.3658278 0913.950106Cng ty C phn Ni Nh: (NNC)

X Bnh An, Huyn D An, Tnh Bnh Dng.

T: 0650.3751515 0913.140989Cng Ty C phn Gch Ngi Nh Hip: (NHC)

ng T 743, X Bnh Thng, huyn D An, Tnh Bnh Dng.T: 0650.3749080 0906.814009.

2.5. TNH HNH HOT NG.2.5.1. Nhng kh khn v thun li.

Ngun nhn lc cht lng cao kt hp vi h thng my mc thit bhin i tin tin hng u v ngun nguyn liu di do l tin quan trng

t cng ty p dng h thng qun l cht lng theo tiu chun quc t ISO9001: 2000, cho ra i nhng sn phm cht lng cao, gi thnh thp. Cng tyhon ton c th t ho vi cc sn phm gch, ngi u t huy chng vnghng Vit Nam cht lng cao.

Bn cnh nhng thun li l nhng kh khn m bt c n v doanhnghip no cng gp phi. Chi ph sn xut u vo nh gi in, gi xng, ginguyn vt liu,gi tng dn n nhu cu v vn cng gia tng, gi thnh snphm cng tng.2.5.2. Trang thit b ca nh my.

Trang thit b bao gm: My s ch t st, my tch , my nghin kh,my nho 20, my nhi, my dp bnh , my dp ngi, my vy c, my bnggi. v2 l nung. Ngoi ra c phng n cho cng nhn v cc phng ban.


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PHN 3:TNH HNH SN XUT KINH DOANH

&QUN L MI TRNG

3.1.TNH HNH SN XUT KINH DOANH.Tri qua hn 10 nm kinh nghim v sn xut vt liu xy dng: Gch,

ngi,cng ty cho ra i hng lot sn phm cht lng cao v c B xydng tng thng 4 hun chng vng hng Vit Nam cht lng cao. Snphm tha mn c nhu cu ca khch hng vi mu m - kiu dng- quy ccha dng v ngy cng chim mt v tr quan trng trong th trng vt liu xydng, doanh nghip lun phn u vn ln vi phng chm hng n stha mn cng cao ca khch hng.

C th khng nh Nh my gch ngi Bn Ct - Bnh Dng s hu mtv th ng ao c i vi cc doanh nghip trong cng ngnh sn xut vt liuxy dng. khng ch l uy tn thng hiu m cng ty cn c i ng cn b,cng nhn lnh ngh y kinh nghim trong sn xut gch ngi cht lng cao.Bn cnh h thng my mc thit b ca cng ty c trang b ng b, hini xut x t c v Hn Quc. Cng vi ngun nguyn liu t st snxut cht lng tt c cng ty u t vi d n tm c 32,2ha, vi trlng 6.085.800m3ti huyn Ph Gio tnh Bnh Dng.

Mt s sn phm ca nhmy Gch ngi Bn Ct.

Khu hiu hot ng canh my Gch ngi Bn Ct.


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3.2 QUY TRNH SN XUT.* Nguyn liu:L t st c khai thc m t st t 3 5 nm sau

khi a vo nh my li c tip. t sn xut gch chnh l t c .

u tin t st c a vo my lm chonh li v c a ln dy chuyn (lc ny cti nc cho t). t sau khi s ch tip tc c a vo mytch . y c tch ra v t tip tcc chuyn qua dy chuyn n my tip theo. Sau t c chuyn n my nghin kh.Ti y t c tip tc lm nh khng c s

tham gia ca nc, ti y cht ph gia cthm vo trn chung vi t. Cht ph gia c tcdng gim hao tn nhin liu trong qu trnhnung, mau chn vin gch.

T L X THAN V TRU VO SN PHM GCH CC LOI

Sn phm

S lng x than

pha trn 1000vin (kg/vin)

S lng tru


Tng lng cht


Gch ng 8 x 18 80 90 40 45 120 130

Gch ng 8 x 18 65 75 30 35 95 110

Gch inh c 75 85 35 45 110 130

Hourdis 600 650 250 300 850 950

Bi cha nguyn liu (t st)

Tru pha vo t st


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My nghin tinh

Khun to hnh sn phm

My phi trn nguyn liu

My nho

My nghin khMy tch


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Sau khi s ch nguyn liu t

st c a vo my nho trn 20trc trn vi cc cht ph gia nhmt do cn thit a qua my

n ht chn khng a nguyn liuvo khun to ra sn phm gchmc (gch cha nung).

My nhi s cho ra tng vingch theo mun.. trong qu trnh vnhnh my ngi cng nhn s lpnhng khun gch vo my nhi c nhng loi gch nh .

i vi cc loi gch khc nh:

Gch bnh , gch ngi, gch hoamai, gch ng tinsau khi a rat my nhi th nhng gch ny stip tc a n cc my nh: my dp bnh , my dp ngi, my vy c, mybng gi to ra sn phm cui cng.

Tt c dy chuyn trn y vn hnh di s iu khin ca my iu khin.

Mt s khun ca sn phm gch ngi

Bng chuyn gch ngi

(sn phm mc) sau khi ra khun


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Trong qu trnh sn xut ra nhng vin gch c mt lng t st d s

c ti s dng tip tc. Nh th gip tit kim nguyn liu.

Gch ng thnh phm

Sn phm t my dp bnh My dp bnh

Khun gch ng

My dp ngi


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Sau khi thnh hnh th gch c phi trong nh mt ( trnh ma gi vqu trnh di chuyn s lm v gch, khng phi trc tip ngoi nh nng mttri trnh vic nt gch ngi) trc khi em nung.

Sn phm gch mc sau khi c hnh dng chun c vn chuyn ln triphi phi t nhin hoc sy phng trong trng hp cn thit cho n khi sn

phm t kh thch hp.Xp phi sn phm gch mc ln xe gong xng sy trong l nungtrong mt khong thi gian nht nh, sau chuyn sang l nung nung nhit khong 900oC, sau sn phm c lm ngui ngay trong l cho rathnh phm.

Nh my gch ngi bn ct c 2 l lung gch c h thng l nm trn mil di 200m. Nung gch ch yu bng ci v than .nung mt m gch thigian l 3 ngy v mt m gch khong 1000 vin.

Sn phm sau khi nung c a ra l, phn loi v vn chuyn vo bicha thnh phm.

Gch mc (tri) v gch thnh phm (phi)

L nung Nguyn liu dng t l nung


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3.3.QUN L MI TRNG: ng hnh cng s pht trin ca nh my lnhng vn lin quan n mi trng:3.3.1. Quy trnh x l bi.

X l bi trong mt nh my sn xut gch- ngi l mt vn nan giii vi nhiu doanh nghip ni chung v nh my gch ngi Bn Ct ni ring.

Nh my vn hnh lin tc nn bi c xu hng l lng trong khng kh, n nhhng rt ln i vi sc khe ngi lao ng cng nh mi trng xungquanh. Bi c sinh ra trong qu trnh vn chuyn nguyn liu, sn phm, qutrnh nho trn nguyn vt liu, p khun, bi t l nung hay qu trnh bc xpsn phm.

hn ch tnh trng trn, nh my s dng quy trnh khp kn nhmgim thiu ti mc ti a s pht tn bi ra khng kh. S dng cng ngh tintin ca c, kt hp vi h thng phun sng ngn chn bi l lng trongkhng kh.

Nn trng nhiu cy xanh ti xng sn xut gim thiu lng bi gy nhim mi trng.Trang b nhng thit b bo h cn thit cho cng nhn trong qu trnh sn xut

bo v sc khe ngi cng nhn, tng nng xut lao ng.3.3.2. Quy trnh x l kh thi.

Kh thi ch yu l CO2, SO2,c sinh ra trong qu trnh nung, sy snphm.

Vi h thng l nung tynel, v quy trnh khp kn hn ch c khthi thot ra mi trng ngoi. Nh my gch ngi Bn Ct linh ng trongqu trnh x l kh thi: nh quy trnh khp kn,mt phn kh thi c gi li

trong l nung gia tng nhit l v gim nguyn liu t l. ng dng nykhng ch p ng c cc chun mc gt gao v mi trng m cn gip nhmy gim c mt lng ln chi ph trong qu trnh sn xut.3.3.3. Quy trnh x l nc v cc cht thi khc.

Cc quy trnh sn xut khng cn dng nhiu ti nc, nn nc thi chyu c sinh ra trong qu trnh sinh hot. Nc thi c tp kt ti bn x lnc v sau mt qu trnh x l th nc c a ra mi trng bn ngoi.

Trong qu trnh sn xut cng khng trnh khi nhng s sut. Cc snphm th hay sn phm b h hi c tp kt v thanh l lm x bn trong cc

cng trnh xy dng.Trn a bn c ngun ti nguyn sn c l cc m st v th m nguyn

liu rt r v di do khai thc d tuy nhin vic khai thc thng xuyn mtch dn ti tnh trng to nhng h su m trng.


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KT LUN

Trong chuyn i thc t ti nh my gch ngi Bn Ct ln ny, nhmchng em rt ra nhng nhn xt sau: Nh my ch ng sn xut vt liu xydng v pht trin cng nghip vt liu xy dng theo hng cng nghip ha,

hin i ha. Gp phn iu chnh cn bng gia cung v cu.S dng linh hot ngun lc c sn ti a phng, gp phn gii quyt

cng n vic lm cho i b phn ngi dn.S dng cng ngh, my mc,trang thit b tin tin, lun chm lo n sc khe v an ton cho ngi laong. Lun xem vic bo v mi trng l vn u tin hng u.

Chuyn i tham quan thc t nh my gch ngi Bn Ct m ra thmnhng cnh ca tri thc cho mi thnh vin trong nhm, nhm bit c quytrnh - cch thc sn xut nhng vin gch, ngi rt i thn thuc trong cuc

sng, to thnh mt vin gch khng n gin nh chng ta vn thng ngh. l c mt qu trnh di t khu: chn lc nguyn liu, s ch to thnh bnthnh phm, phi kh v sy ri a vo l nung.

Bn cnh , mi thnh vin trong nhm thc hn v vic bo v mitrng, d trong hon cnh no, kh khn ra sao th cng vic bo v mitrng lun l vn i tin phong, bo v mi trng sng xung quanh l bov sc khe, bo v s sng cho mi con ngi v cc loi sinh vt.

Mi thnh vin c trang b thm nhng kin thc dn on i thamquan thc t: lun c thc k lut, lun nghe theo hiu lnh trng on, lunhc hi nhng iu mi v khng ngng pht huy nhng mt tch cc trong mic nhn.Nhng kin thc b ch trn l hnh trang v cng qu gi chng embc tip con ng cn nhiu chng gai pha trc.


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B. CNG TY C PHN I THIN LC.

PHN 2: TNG QUAN

2.1. LCH S HNH THNH V IU KIN T NHIN.

2.1.1. Lch s hnh thnh.Ngy 11/07/2001, Cng ty TNHH Thp i Thin Lc c thnh lp

vi vn iu l ban u l 6 t ng, i ng nhn vin 30 ngi.

Ngy 12/04/2007, chuyn i thnh Cng ty C phn i Thin Lc: Tr s chnh ta lc ti L A, ng 22, KCN Sng Thn 2, D An, BnhDng. C phiu ca Cng ty c phn iThin Lc c nim yt ti S Giaodch Chng khon Tp.H Ch Minh(m chng khon DTL). Vn iu l: 484.974.700.000VN. Vn ch s hu: 786.526.095.807ng, bao gm vn iu l v cc

khon khc. i ng nhn vin 491 ngi.

Ngy 23 / 12 / 2008, thnhlpKhu lin hp sn xut Thp iThin Lcti KCN SngThn 3, huyn Tn Uyntnh Bnh Dng vi dintch t 105.285m2 mrng quy m sn xut.

Ton cnh D n u t xy dng KLHSX thp i Thin Lc

ti KCN Sng Thn 3, Tn Uyn, Bnh Dng (105.285m2).


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2.1.2.S t chc v phn b nhn s ca cng ty.


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2.1.3. iu kin t nhin.

Vi iu kin kh hu Nam B ni chung v ng Nam B ni ring,huyn Bn Ct u chu nh hng ca kh hu nhit i, gi ma n nh, mtm quanh nm.

Thi tit phn thnh hai ma r rt l ma kh v ma ma.

2.2. TNH HNH HOT NG.

Nm 2003, lp t v a vo hot ng dy chuyn m km nhng nnglin tc c cng sut 60.000 tn/nm. Sn phm tn km i Thin Lc c chtlng tt, gi c hp l, c khch hng tn nhim. Th phn, doanh thu v linhun khng ngng gia tng.

Thng 6/2008, lp t hon chnh dy chuyn m mu lin tc vi cng

sut 45.000 tn/nm.T thng 10/2009, cng ty k kt hp ng nhp khu cc dy chuyn

sn xut nh:

02 dy chuyn m hp kim nhm km (tn lnh), tng cng sut 270.000tn/nm.

01 dy chuyn m mu, cng sut 85.000 tn/nm. 01 dy chuyn nn phng tn. 01 dy chuyn ty ra, cng sut 600.000 tn/nm. 02 dy chuyn thp l cn ngui, tng cng sut gn 200.000 tn/nm .

Ngoi ra, Cng ty cn t thit k v thu cc Cng ty trong nc ch tocc dy chuyn nh:

Dy chuyn m km nhng nng, cng sut 80.000 tn/nm. Dy chuyn x bng. Dy chuyn sn xut ng thp. Dy chuyn xn bin.

Dy chuyn cht tm thp. Dy chuyn ct l thp....T thng 01/2010, cng ty v ang tin hnh lp rp mt s dy

chuyn v d kin a vo hot ng trong qu 2 nm 2010, Cc dy chuyncn li d kin a vo hot ng t qu 3 v qu 4 nm 2010.

Hin ti, vn iu l ca Cng ty tng ln 388 t ng, thng d vn hn151 t ng, i ng nhn vin 420 ngicc Anh hng lao ng tnh; lnh occ s, ban, ngnh tnh v cc doanh nghip - doanh nhn tiu biu tnh Bnh

Dng nm 2011. Nhn dp ny Cng ty C phn i Thin Lc c Ch tchnc tng Hun chng Lao ng hng Ba v c thnh tch xut sc trong


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hot ng sn xut, kinh doanh t nm 2006 - 2011, gp phn vo s nghip xydng Ch ngha x hi v bo v T quc.

2.3. CHIN LC PHT TRIN CA NH MY.

Ti cu trc cng ty cho ph hp vi quy m pht trin ngy cng ln Sdng phn mm ERP, qun tr ngun lc cng ty.

u t vo cng ngh tin tin, nng cao cht lng sn phm, Thay icng ngh, nhin liu cht t, s dng du ht iu thay th du DO (gi duiu r hn nhiu so vi du DO nhng vn bo m nhit lng); s dng khnn thin nhin CNG (Compressed Natural Gas) thay th gas ha lng LPG(Liquified Petroleum Gas) gim gi thnh sn phm, tng kh nng cnhtranh, nng cao hiu qu... (li th ca kh nn thin nhin CNG l gi thnh rhn nhiu so vi LPG. y l nhin liu r, sch lm gim thiu nhim mi

trng).

Tng cng hot ng qung b thng hiu, m rng th trng. Lpthm chi nhnh min Bc, m vn phng giao dch ti Lo, Campuchia,Myanmar.


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PHN 3:

TNH HNH SN XUT KINH DOANH&

QUN L MI TRNG

3.1. TNH HNH SN XUT KINH DOANH.3.1.1. Quy trnh sn xut (tn lnh).(1)Nguyn liu ban u.(2)Qua dy chuyn ty g (bng axit HCl)(3)Dy chuyn cn phng.(3) Qua my ct ln ( ct cho ng vi kch c ca sn phm c yucu).(4) Dy chuyn cn ngui (c 6 trc dng nn phng v ko cho cng

nguyn liu ban u).(6)Dy chuyn dn b, l inox gia nhit (trong l ny khng c oxi).(7)Qua dy chuyn m km tn chy qua l 660oC.(7) Dy chuyn m lnh (m hp kim Al + Zn chng mn, c tnhthm m).(8) Qua thit b lm ngui.(9)Dy chuyn ph crom (ph ln thp mt b mt crom hoc antifi).(10)n my in (in li thng tin ca cng ty ln sn phm).(11) Dy chuyn m mu (ty theo n t hng ca khch hng m ta

nhum mu cho sn phm).(12)Thnh phm.


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Dy chuyn ty g

My ct ln

Nguyn liu ban u

Dy chuyn cn phng

Sn phm sau khi cn ngui Dy chuyn cn ngui

Dy chuyn ph crom

Dy chuyn m km hoc AlZn

Thnh phm My in

Dy chuyn dn b


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3.1.2. Phng php qun l kinh doanh.

im ni bt ca cng ty i Thin Lc l c nhiu bin php gimtiu hao trong qu trnh sn xut. iu ny khng nhng mang li cho cngty hiu qu v kinh t nh gim chi ph m cn gp phn gim nhim mitrng.

My mc, n, thit b in khng s dng th tt. Tn dng lng nhit d trong qu trnh bm kh sch vo th kh d ra ngoith lng nhit cng thot ra ngoi. Nh my dn lng nhit d qua khuvc ra tn, st do nc cng nng th tn ra cng sch. Thng k chi ph tiu hao ca tng loisau tm cch gim ci tiu hao lnnht xung n mc c th th chi ph tiu hao chung cng s gim ng k. Chy sn phm h t nht n mc c th bng cch phn sn lng. Binphp ny khng nhng nng cao c cht lng ln sn lng sn phm m

cn em li cho cng nhn s cng bng v thu nhp c ci thin. Mt s dung mi, du bi trn c gi thnh cao th cng ty s dng cngngh thu hi v ti sinh s dng li n mc hp l m khng nh hng ncht lng sn phm. Trc y, tn di khong hn 20m l phi ct b nn c nhiu bt linhng hin nay vi my mc hin i v nh my ghp nn tn, thp c th ditrn di 20000m. Tn h hoc tn dn khng m c th c tn dng bng cch cn phng lm bao b, ai.

Cng ty l mt trong nhng doanh nghip c quy m ln nn p dngnhng h thng qun l tun th theo tiu chun ca chnh ph v quy nh caquc t v lng kh thi, cht thi ra mi trng. Chnh v iu ny em limt s li ch ng k cho cng ty nh: To dng nim tin ca khch hng, i tc, chnh quyn v nhn dn aphng ni Doanh nghip hot ng. C mt h thng qun l gip ngn chn cc s c mi trng c th xy ra. Nng cao gi tr hnh nh ca Cng ty C phn i Thin Lc trong tm trngi tiu dng. To iu kin thun li trong vic thm nhp vo th trng th gii.


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3.2. QUN L MI TRNG.

3.2.1. Tnh trng nhim.

Trn a bn tnh Bnh Dng c rt nhiu khu cng nghip chnh v vyvic x l nc thi l vn hng u. nhim ngun nc ngm ngy cng

tr nn nghim trng do nhiu cng ty, x nghip trn a bn thi trc tip rami trng m khng qua x l gy hu qu nghim trng n mi trng. Bncnh cng gy hu qu nghim trng n ngun nc mt trn a bn, gynh hng n cht lng mi trng sngca ngi dn gn khu cng nghip.

Cng ty C phn i Thin Lc li c ta lc ti khu cng nghip sngthn 3 gn trung tm thnh ph mi Bnh Dng. Trc tnh hnh , vic qunl cht thi rt c cng ty ch trng v quan tm.

Trong nhng nm qua, tnh hnh qun l mi trng ti cng ty i Thin

Lc cng c mt s vn quan tm, l hin tng r r nc tng hm cacng ty.

R r nc ti vch tng hm, mch ngng ca vch b tng vo bn trongtng hm vn hnh my cun tn ca nh my. Ti v tr thm b tng tng vy c hin tng r kh nhiu. Nc r r vo bn trong theo dng ln gy hoan mt khu vc tng btng. Nc r r lm ngp b mt tng hm hn 40 cm.

Theo bo co th cng ty ra quy trnh thi cng x l r r nc thibng phng php bm keo p lc. Sau khi qu trnh thi cng kt thc khngcn hin tng thm v r r nc ra ngoi.

3.2.2. Quy trnh x l nc thi sn xut.

Do iu kin v tr ca cng ty nm trong khu cng nghip Sng Thn 3 vvy h thng x l nc thi sn xut ra l nghim ngt v kh thun li trongqu trnh vn chuyn cht thi.Trong qu trnh sn xut cht thi ra l cc hpcht axit clohidric (HCl) v st. Cng ty x l bng cc phng php ha l

lm cho st kt ta t c tiu chun cht thi loi B sau cc cht thiny c chuyn thng n cng ty x l nc thi trong khu cng nghip songthn 3 v c x l thnh cht thi loi A sau c cho ra sng sui.

Ngoi ra, du nht sau khi qua s dng th nh my s thu gom, sau dn nhn v phn loi gi n nh my x l nc thi trc tip x l.

Hin nay c nhiu cng ngh khc nhau x l nc thi, cht thi. Mcd vy, mi cng ngh ch c kh nng ng dng tt trong mt phm vi nhtnh. Cng ty i Thin Lc kt hp nhiu quy trnh cng ngh khc nhau vc x l tp trung theo quy trnh khp kn.

Nhn chung, nc thi ra t nh my tn i Thin Lc ch yu l ccha cht dng ty ra tn km loi b r st, ha cht c s dng ldung dch axit HCl. Nc thi c a xung tng hm nh my tin hnh


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x l, tng hm c thit k bng b tng chng thm bng phng php bmkeo p lc cao, chng r r cht thi ra ngoi mi trng cng nh xung lngt.

Nc thi ra c x l xung loi B theo tiu chun chung, sau ncthi c a qua cng ty x l chung ca khu cng nghip; nc thi c tip

tc x l xung loi A p ng yu cu sau mi c thi ra ngoi mitrng.C th, l mt s bin php cng ngh c cng ty i Thin Lc p

dng x l cht thi:3.2.3. Phn loi v x l c hc.

y l khu ban u khng th thiu trong quy trnh x l cht thi. Binphp ny s lm tng hiu qu ti ch v x l cc bc tip theo. Cc cngngh dng phn loi, x l c hc cht thi bao gm: ct, nghin, sng, tuynt, tuyn kh nn

V d, cc loi cht thi c kch thc ln v thnh phn khc nhau phic phn loi ngay khi tip nhn. Cc cht thi rn cha cc cht c hi (nhmui cyanua rn) cn phi c p thnh nhng ht nh trc khi c ha tan x l ha hc. Cc cht thi hu c dng rn c kch thc ln phi cbm v nghin nh n kch thc nht nh, ri trn vi cc cht thi hu ckhc t.3.2.4. Cng ngh x l ha l.

Cng ngh x l ha l l s dng cc qu trnh bin i vt l, ha hc lm thay i tnh cht ca cht thi nhm mc ch chnh l gim thiu khnng nguy hi ca cht thi i vi mi trng. Cng ngh ny rt ph bin thu hi, ti ch cht thi, c bit l mt s loi cht thi nguy hi nh du bitrn, m, kim loi nng, dung mi.

i Thin Lc l mt cng ty c quy m ln nn s dng bin php tich, thu hi cht thi bng cng ngh ha l thc s mang li hiu qu kinht v mi trng i vi nhng nh my x l cht thi quy m ln, u t hini nh i Thin Lc c th thu hi sn phm t cht thi. Mt s bin phpha l c cng ty dng trong x l cht thi nh: Trch ly: dng tch hoc thu hi cc cht hu c c ln trong cht thi dubi trn, dung mi Sau khi trch ly, ngi ta thng thu hi li dung mi bng

cch chng ct hn hp. Sn phm trch ly cn li c th c ti s dng hocx l bng cch khc. Kt ta, trung ha: dng tch cc kim loi nng trong cht thi lng dnghydroxyl kt ta hoc mui khng tan. C th nh vic tch Cr, Ni trong ncthi m in nh phn ng gia Ca(OH)2vi cc Cr

3+(kh t Cr6+) v Ni2+tora kt ta Cr(OH)3, Ni(OH)2lng xung, lc tch ra em x l tip tr thnhCr2O3v NiSO4c s dng lm bt mu, m Ni. Oxi ha kh: l qu trnh s dng cc tc nhn oxi ha kh tin hnhphn ng oxi ha kh, chuyn cht thi c hi thnh khng c hi hoc t

c hi hn.


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KT LUN

u tin chng em xin gi li cm n n vi qu thy c trng i hcTh Du Mt to iu kin cho chng em i thc t. tip xc vi thc tin

trao di thm kin thc, thu thp thm kinh nghim v cng c li nhng iu mchng em c dy trng. c bit chng em xin chn thnh gi li cm nsu sc n vi thy Quang Thng, c L Th Thanh Vn v thy Ng ThanhLim tryueen t hng dn chng em i sut trong nhng ngy thc t vaqua.

Qua chuyn i thc t rt b ch ny chng em c c hi tip cn vidy chuyn sn xut ca nh my i Thin Lc. Qua chng em c thmnhiu kinh nghim trong quy trnh sn xut tn lnh, tn mu, quy trnh ty rakim loi bng dung dch HCl, m km, m mu dng ha cht x l ngun

nc thi c bit l vic qun l mi trng sao cho hp l l rt quan trng lcc sn phm ca cng ty l mt bi hc qu gi cho c nhm c nhm c thm mang thm nhiu kin thc trong hc tp ln trong i sng.


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TI LIU THAM KHO

[1]. ng Kim Chi,Ha hc mi trng,NXB Khoa hc K Thut, 2001.

[2]. Phng Tin t, Trn Th Bnh, Ha k thut i cng,NXB i hc sphm, 2005.

[3]. Nguyn Vn Mi, Thc hnh Ha sinh, Nh xut bn Khoa hc K thut,2001.

[4]. Trnh Thi Thanh, Hng dn thc tp ngoi tri v nhim cng ngh vnh gi tc ng mi trng,NXB HQG H Ni, 2005.

[5].Daithienloc.com.vn

[6]. www.wikipedia.com.vm

Ngoi ra thng tin ca bi trn c ly t mt s kin thc do nhm ghi

nhn c trong qu trnh i thc t v mt phn do ni thc t cung cp thm

thng tin.


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PH LC

Mt s hnh nh v nhng hot ng trong ngy thc t 11/04/2014.


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gạch ngói bến cát + ton thep dtl-gvĐỗ quang thắng-dhtdm184-14

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