1. tomi i drugi - hidroenergetski sustav kosinj
TRANSCRIPT
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HKIG – Opatija 2021.Ime i prezime predavača 1
HES KOSINJ
Tomislav Tomić, dipl.ing.građ., HEP Zagreb
mr.sc. Danijel Krešić, mag.ing.aedif., Elektroprojekt d.d. Zagreb
HRVATSKA KOMORA INŽENJERA GRAĐEVINARSTVA
15. Dani Hrvatske komore inženjera građevinarstva Opatija, 2021.
Tomislav Tomić
Danijel Krešić
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HKIG – Opatija 2021. 2
Tehnička opravdanost projektaPostojeće stanje
rijeka Lika i BakovacQsr=26 m3/s
akumulacija KrušćicaV=135 mil. m3
rijeka GackaQsr=14 m3/s
volumen preljevaV=120 mil. m3 (16 %)
Gusić poljeV=1,35 mil. m3
HE SenjQ=60 m3/s
PROIZVODNJA1.061 GWh
Tomislav Tomić, Danijel Krešić
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HKIG – Opatija 2021. 3
Tehnička opravdanost projektaPlanirano stanje
rijeka Lika i BakovacQsr=26 m3/s
akumulacija KrušćicaV=135 mil. m3
akumulacija KosinjV=340 mil. m3
rijeka GackaQsr=14 m3/s
volumen preljevaV=34 mil. m3
Gusić poljeV=1,35 mil. m3
HE SenjQ=60 m3/s
Gusić polje 2V=1,35 mil. m3
HE Senj 2Q=50 m3/s
PROIZVODNJA1.293 GWh (1.308 GWh)+231 GWh (+246 GWh)
Tomislav Tomić, Danijel Krešić
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HKIG – Opatija 2021.Tomislav Tomić, Danijel Krešić 4
Osnovni podaci o HES Kosinj
• lokacija - općina Perušić• akumulacijsko jezero zapremine
340 mil. m3 formirano s 3 brane (Kosinj, Sedlo, Bakovac)
• HE Kosinj 1x22MW + 1x13MW
• rekonstrukcija HE Sklope25 MW
• tunel i kanal Bakovac - Lika • zamjenske ceste:
Studenci - SklopeKosinj most - Bakovac
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HKIG – Opatija 2021.Tomislav Tomić, Danijel Krešić 5
Građevine• Čvor Kosinj
– Brana Kosinj– Brana Sedlo– Temeljni ispust– Preljev– Turbinski dovod– Pristupne ceste
• Čvor Bakovac– Brana Bakovac– Temeljni ispust– Pristupne ceste
• Strojarnica HE Kosinj• Rasklopno postrojenje HE Kosinj 110 kV • Rekonstrukcije HE Sklope sa pripadnim građevinama
– Strojarnica HE Sklope– Novi preljev na brani Sklope– Pristupne ceste
• Rasklopno postrojenje HE Sklope GIS 110 kV• Uređenje prostora akumulacije Kosinj• Izgradnja zamjenskih građevina
– Cesta Studenci - HE Sklope– Cesta Kosinj most - Bakovac– Tunel i kanal Bakovac - Lika (novo korito potoka Bakovac)
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HKIG – Opatija 2021.Tomislav Tomić, Danijel Krešić 6
Obuhvat zahvata
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HKIG – Opatija 2021.Tomislav Tomić, Danijel Krešić 7
Čvor Kosinj
• Brana Kosinj• Brana Sedlo• Temeljni ispust• Preljev• Pristupne ceste• Turbinski dovod• Slapište
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HKIG – Opatija 2021.
Čvor KosinjBrana Kosinj
• zonirana brana s potpornim zonama od lomljenog kamena i kosom glinenom jezgrom• kota krune 533 m n.m.• visina brane 58,50 m• duljina brane 383 m• širina krune brane 12 m
8Tomislav Tomić, Danijel Krešić
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HKIG – Opatija 2021.
• zonirana brana s potpornim zonama od lomljenog kamena i vertikalnom glinenom jezgrom
• kota krune 533 m n.m.• visina brane 13 m• duljina brane 319 m• širina krune brane 12 m
9Tomislav Tomić, Danijel Krešić
Čvor KosinjBrana Sedlo
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HKIG – Opatija 2021.
Čvor KosinjTemeljni ispust
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• duljina temeljnog ispusta 275,5 m• duljina tunela 180 m• promjer tunela 4,0 m• prag ulazne građevine 483 m n.m.• Qmax=~200 m3/s• vmax=~16 m/s
Tomislav Tomić, Danijel Krešić
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HKIG – Opatija 2021.
Čvor KosinjPreljev
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• segmentne zapornice 12 m x 9 m• duljina preljeva 311 m• duljina tunela 134 m• svjetla širina tunela 13 m• kota preljevnog praga 521 m n.m.• kota odskoka 492 m n.m.• maksimalni protok 1261 m3/s
Tomislav Tomić, Danijel Krešić
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HKIG – Opatija 2021.
Čvor KosinjTurbinski dovod
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• duljina turbinskog dovoda 274 m• tunel duljine 230 m• promjer tunela 5,8 m• kota praga ulazne građevine 484 m n.m.
Tomislav Tomić, Danijel Krešić
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HKIG – Opatija 2021.Tomislav Tomić, Danijel Krešić 13
Čvor Bakovac
• Brana Bakovac• Pristupne ceste• Temeljni ispust• TS 10(20)/0,4 kV
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HKIG – Opatija 2021. 14
Čvor BakovacBrana Bakovac
• zonirana brana s potpornim zonama od lomljenog kamena i kosom glinenom jezgrom• kota krune 533 m n.m.• visina brane 47,9 m• duljina brane 383 m• širina krune brane 12 m
Tomislav Tomić, Danijel Krešić
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HKIG – Opatija 2021. 15
Čvor BakovacTemeljni ispust
• duljina temeljnog ispusta 378 m• tunel duljine 286 m• promjer tunela 3,3 m• kota praga ulazne građevine 487,6 m n.m.• Qmax = 114 m3/s• Qdop=70 m3/s• vmax=13 m/s
Tomislav Tomić, Danijel Krešić
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HKIG – Opatija 2021.Tomislav Tomić, Danijel Krešić 16
Čvor Sklope
• rekonstrukcija strojarnice Qi=50 m3/s, H= 25-60 m
• rekonstrukcija temeljnog ispusta• novi preljev Q=400 m3/s
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HKIG – Opatija 2021.Tomislav Tomić, Danijel Krešić 17
Strojarnica HE Kosinj
• Strojarnica i pristupni plato• Rasklopno postrojenje 110 kV• TS 10(20)/0,4 kV• Pristupna cesta• Odvodni kanal
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HKIG – Opatija 2021.Tomislav Tomić, Danijel Krešić 18
Strojarnica HE Kosinj
• 2 proizvodna agregata - kota turbine 478 m n.m.• A agregat - za vodostaje 515 - 530 m n.m. - Q=50 m3/s - H=~48 m• B agregat - za vodostaje 495 - 515 m n.m. - Q=50 m3/s - H=~22 m
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HKIG – Opatija 2021.
HVALA NA PAŽNJI
19Tomislav Tomić, Danijel Krešić