Ngokusho kweKhodi Yokuklama Izakhiwo Ze-Hydraulic Anti-freezing, ikhonkrithi ye-F400 kufanele isetshenziselwe izingxenye zezakhiwo ezibalulekile, eziqandisiwe kakhulu futhi okunzima ukuzilungisa ezindaweni ezibandayo kakhulu (khonkrithi izokwazi ukumelana nemijikelezo yokuqandisa engu-400). Ngokusho kwale ncazelo, ikhonkrithi ye-F400 kufanele isetshenziselwe i-face slab kanye ne-toe slab ngaphezu kwezinga lamanzi afile ledamu elingaphezulu le-reservoir face rockfill le-Huanggou Pumped Storage Power Station, indawo yokuguquguquka kwezinga lamanzi ye-reservoir inlet kanye ne-outlet ephezulu, indawo yokuguquguquka kwezinga lamanzi ye-reservoir inlet kanye ne-outlet engezansi kanye nezinye izingxenye. Ngaphambi kwalokhu, kwakungekho sibonelo sokusetshenziswa kwekhonkrithi ye-F400 embonini yamandla kagesi angaphakathi. Ukuze kulungiswe ukhonkolo we-F400, ithimba lokwakha lihlole izikhungo zocwaningo zasekhaya kanye nabakhiqizi bokuxuba ukhonkolo ngezindlela eziningi, laphathisa izinkampani zobungcweti ukwenza ucwaningo olukhethekile, lalungisa ukhonkolo we-F400 ngokufaka i-silica fume, i-air entraining agent, i-ejenti yokunciphisa amanzi esebenza kahle kakhulu kanye nezinye izinto, futhi layisebenzisa ekwakhiweni kweHuanggou Pumped Storage Power Station.
Ngaphezu kwalokho, ezindaweni ezibandayo kakhulu, uma ukhonkolo othintana namanzi unemifantu emincane, amanzi azongena emifantu ebusika. Ngomjikelezo wokuqandisa oqhubekayo, ukhonkolo uzobhujiswa kancane kancane. I-slab yobuso bekhonkolo yedamu eliyinhloko ledamu elingaphezulu lesiteshi samandla sokugcina amanzi esipompiwe idlala indima yokugcina amanzi nokuvimbela ukuvuza kwamanzi. Uma kunemifantu eminingi, ukuphepha kwedamu kuzoncishiswa kakhulu. Ithimba lokwakha le-Huanggou Pumped Storage Power Station lithuthukise uhlobo lwekhonkolo olumelana nokuqhekeka - olwengeza i-expansion agent kanye ne-polypropylene fiber lapho kuhlanganiswa ukhonkolo ukuze kuncishiswe ukuqhekeka kokhonkolo futhi kuthuthukiswe ukumelana neqhwa kokhonkolo we-face slab.
Kuthiwani uma kukhona imifantu ebusweni bekhonkrithi yedamu? Ithimba lokwakha liphinde lasungula umugqa wokumelana neqhwa ebusweni bephaneli - besebenzisa i-polyurea ekhuhlwe ngesandla njengesembozo esivikelayo. I-polyurea ekhuhlwe ngesandla inganqamula ukuxhumana phakathi kwekhonkrithi namanzi, yehlise ijubane lokuthuthukiswa komonakalo wokuncibilika kwekhonkrithi ye-face slab, futhi ivimbele nezinye izithako eziyingozi emanzini ekuguguleni kwekhonkrithi. Inemisebenzi yokumelana nokungangeni manzi, ukulwa nokuguga, ukumelana nokuncibilika kweqhwa, njll.
I-face slab yedamu le-concrete face rockfill ayiphonswa ngesikhathi esisodwa, kodwa yakhiwe ngezigaba. Lokhu kuphumela ekuhlanganiseni kwesakhiwo phakathi kwengxenye ngayinye yephaneli. Ukwelashwa okuvamile okuvimbela ukuvuza kwamanzi ukumboza ipuleti lesembozo serabha esihlanganiseni sesakhiwo bese ulilungisa ngamabholti okwandisa. Ebusika ezindaweni ezibandayo kakhulu, indawo yokugcina amanzi izoba ngaphansi kwe-icing ejiyile, kanti ingxenye eveziwe yebholti yokwandisa izoqandiswa kanye nengqimba yeqhwa ukuze kubangele umonakalo wokukhipha iqhwa. I-Huanggou Pumped Storage Power Station isebenzisa ngobuhlakani isakhiwo sohlobo lokumboza esicindezelwayo, esixazulula inkinga yamalunga esakhiwo alimele ukukhishwa kweqhwa. NgoDisemba 20, 2021, iyunithi yokuqala ye-Huanggou Pumped Storage Power Station izosetshenziswa ukuze kukhiqizwe ugesi. Ukusebenza kwasebusika kuye kwafakazela ukuthi lolu hlobo lwesakhiwo lungavimbela umonakalo wamalunga esakhiwo sephaneli okubangelwa ukudonsa iqhwa noma ukukhishwa kweqhwa.
Ukuze kuqedwe umsebenzi wokwakha ngokushesha okukhulu, ithimba lokwakha lizame ukwenza ukwakhiwa kwasebusika. Nakuba cishe kungekho ithuba lokwakhiwa kwasebusika ngaphandle, indlu kagesi engaphansi komhlaba, umhubhe wokuhambisa amanzi kanye nezinye izakhiwo zesiteshi samandla okugcina amanzi esipompiwe zimbozwe kakhulu ngaphansi komhlaba futhi zinezimo zokwakha. Kodwa ungathela kanjani ukhonkolo ebusika? Ithimba lokwakha kufanele libeke iminyango yokushisa kuzo zonke izimbobo ezixhumanisa imihume engaphansi komhlaba kanye nengaphandle, bese lifaka amafeni omoya oshisayo angu-35kW ngaphakathi kweminyango; Uhlelo lokuxuba ukhonkolo luvaliwe ngokuphelele, futhi izindawo zokushisa zibekwe ngaphakathi. Ngaphambi kokuxuba, geza uhlelo lokuxuba ukhonkolo ngamanzi ashisayo; Bala inani lama-aggregate aqinile nacolekile ebusika ngokwenani lomhlabathi wekhonkolo odingekayo wokuthulula ukhonkolo ebusika, bese uwathutha uwayise emhubheni ukuze uwagcine ngaphambi kobusika. Ithimba lokwakha liphinde lifudumeze ama-aggregate ngaphambi kokuxuba, bese libeka "izingubo ezimbozwe ngokhonkolo" kuwo wonke amaloli okuxuba ukhonkolo ukuqinisekisa ukuthi izinga lokushisa ligcinwa ngesikhathi sokuthuthwa kokhonkolo; Ngemva kokusetha kokuqala kokuthulula ukhonkolo, ubuso bekhonkolo kufanele bumbozwe ngendwangu yokushisa yokushisa futhi, uma kudingeka, bumbozwe ngengubo kagesi yokushisa. Ngale ndlela, ithimba lokwakha lanciphisa umthelela wesimo sezulu esibandayo ekwakhiweni kwephrojekthi.
Ukuqinisekisa ukusebenza okuphephile kwezitshalo zokugcina ugesi ezipompiwe ezindaweni ezibandayo kakhulu
Uma isiteshi sikagesi sokugcina amanzi sipompa amanzi noma sikhiqiza ugesi, izinga lamanzi lamachibi aphezulu naphansi lizoshintsha njalo. Ebusika obubandayo, lapho isiteshi sikagesi sokugcina amanzi sisebenza nsuku zonke, kuzokwakhiwa ishidi leqhwa elintantayo phakathi nedamu, bese kwakheka indandatho yebhande leqhwa elichotshoziwe ngaphandle. Isembozo seqhwa ngeke sibe nomthelela omkhulu ekusebenzeni kwesiteshi sikagesi sokugcina amanzi, kodwa uma uhlelo lukagesi lungadingi isiteshi sikagesi sokugcina amanzi sisebenze isikhathi eside, amachibi aphezulu naphansi angase aqandiswe. Ngalesi sikhathi, nakuba kunamanzi anele edamu lesiteshi sikagesi sokugcina amanzi, umzimba wamanzi awukwazi ukugeleza ngenxa yokungakwazi ukuxhumana nomoya, futhi ukusebenza okuphoqelelwe kuzoletha izingozi zokuphepha ezakhiweni zokunikezwa kwamanzi kanye nemishini yeyunithi kanye nezindawo.
Ithimba lokwakha lenze ucwaningo olukhethekile ngendlela yokusebenza yasebusika yezitshalo zamandla okugcina ezipompiwe. Ucwaningo lubonisa ukuthi umsebenzi wokuthumela ugesi uyisihluthulelo sokuqinisekisa ukusebenza okuphephile kwezitshalo zamandla okugcina ezipompiwe ebusika. Ebusika obubandayo, okungenani iyunithi eyodwa ikhiqiza ugesi noma amanzi ampompiwe amahora angaphezu kwangu-8 nsuku zonke, okungavimbela ichibi ukuthi lingakhi iqhwa eliphelele; Uma ukuthunyelwa kwegridi yamandla kungakwazi ukuhlangabezana nezimo ezingenhla, kufanele kuthathwe izinyathelo zokulwa neqhwa nokuphuka kweqhwa.
Njengamanje, kunezindlela ezintathu eziyinhloko zokulwa nokubhidlika kweqhwa neqhwa zamachibi kanye nemithombo yamasango ezitshalo zamandla okugcina ezipompiwe: ukubhidlika kweqhwa okwenziwe ngokwenziwa, ukukhuphuka kwegesi enomfutho ophezulu, kanye nokubhidlika kweqhwa eliphuma emaphampini amanzi.
Izindleko zendlela yokuphula iqhwa yokwenziwa ziphansi, kodwa isikhathi sokusebenza kwabasebenzi side, ingozi iphezulu, futhi izingozi zokuphepha zilula ukwenzeka. Indlela yokwehla kwegesi enomfutho ophezulu ukusebenzisa umoya ocindezelwe okhishwa yi-air compressor emanzini ajulile ukukhipha ukugeleza kwamanzi afudumele anamandla, okungancibilikisa ungqimba lweqhwa futhi kuvimbele ukwakheka kongqimba olusha lweqhwa. I-Huanggou Pumped Storage Power Station isebenzisa indlela yokugeza iphampu yamanzi nokuphula iqhwa, okungukuthi, iphampu ecwiliswayo isetshenziselwa ukupompa amanzi ajulile, bese amanzi ekhishwa ngembobo yejethi epayipini lejethi ukuze kwakheke ukugeleza kwamanzi okuqhubekayo, ukuze kuvinjelwe ubuso bamanzi bendawo ukuthi bungangeni iqhwa.
Iqhwa elintantayo elingena endaweni yokugeleza lingenye ingozi yesitshalo samandla okugcina amanzi esipompiwe ngesikhathi sokusebenza ebusika, okungalimaza ama-hydraulic turbines kanye neminye imishini yemishini. Ekuqaleni kokwakhiwa kweSiteshi Sikagesi Sokugodla Esipompiwe saseHuanggou, kwenziwa ukuhlolwa kwemodeli, futhi ijubane elibalulekile leqhwa elintantayo elingena emseleni labalwa ukuthi lingu-1.05 m/s. Ukuze kuncishiswe ijubane lokugeleza, iSiteshi Sikagesi Sokugodla Esipompiwe saseHuanggou siklame ingxenye yokungena neyokuphuma ukuze ibe nkulu ngokwanele, futhi sabeka ijubane lokugeleza kanye nezingxenye zokuqapha izinga lokushisa ezindaweni ezahlukene zokungena neyokuphuma. Ngemva kokuqapha ebusika, abasebenzi besiteshi sikagesi abazange bathole iqhwa elintantayo lingena endaweni yokugeleza.
Isikhathi sokulungiselela iHuanggou Pumped Storage Power Station siqala ngoJanuwari 2016. Iyunithi yokuqala izoqala ukusebenza ukuze ikhiqize ugesi ngoDisemba 20, 2021, kanti iyunithi yokugcina izoqala ukusebenza ukuze ikhiqize ugesi ngoJuni 29, 2022. Isikhathi sokwakha sephrojekthi siyiminyaka eyisithupha nesigamu. Uma kuqhathaniswa nohlobo olufanayo lwemisebenzi yesiteshi samandla okugcina esipomped eShayina, isikhathi sokwakha isiteshi samandla okugcina esipomped eHuanggou asizange sishiye ngemuva ngoba sitholakala ezindaweni ezibandayo kakhulu. Ngemva kokubhekana novivinyo lobusika obubandayo, zonke izakhiwo ze-hydraulic, imishini kanye nezinsiza zeHuanggou Pumped Storage Power Station zisebenza ngokujwayelekile. Ikakhulukazi, ukuvuza okuphezulu ngemuva kwedamu lokugcwalisa amatshe eliseceleni ledamu elingaphezulu kungu-4.23L/s kuphela, futhi inkomba yokuvuza isezingeni eliphambili phakathi kwamadamu edwala lomhlaba anesilinganiso esifanayo eShayina. Iyunithi iqala ngokuthunyelwa, isabela ngokushesha, futhi isebenza ngokuqina. Ithatha imisebenzi yeNortheast Power Grid ukuze ihlangabezane nezinga eliphezulu ehlobo, ebusika, kanye nemikhosi ebalulekile, futhi iqinisekisa ukusebenza okuphephile nokuzinzile kweNortheast Power Grid.
Isikhathi sokuthunyelwe: Novemba-17-2022
