Ngokutsho kweKhowudi yoYilo oluchasene nokukhenkceza lweZakhiwo zeHydraulic, ikhonkrithi ye-F400 iya kusetyenziselwa iindawo zezakhiwo ezibalulekileyo, ezikhenkceke kakhulu kwaye kunzima ukuzilungisa kwiindawo ezibanda kakhulu (ikhonkrithi iya kukwazi ukumelana nemijikelo engama-400 yokunyibilika komkhenkce). Ngokwale ngcaciso, ikhonkrithi ye-F400 iya kusetyenziselwa i-slab yobuso kunye ne-toe slab ngaphezu komgangatho wamanzi afileyo kwidama eliphezulu elijongene ne-rockfill yeSikhululo saMandla se-Huanggou Pumped Storage Power, indawo yokuguquguquka kwamanzi kwindawo yokungena kunye nokuphuma kwamanzi, indawo yokuguquguquka kwamanzi kwindawo yomthombo ongaphantsi kunye nezinye iindawo zokungena kunye nokuphuma. Ngaphambi koku, kwakungekho mzekelo wokusetyenziswa kwekhonkrithi ye-F400 kwishishini lasekhaya lombane wamanzi. Ukuze kulungiswe ikhonkrithi ye-F400, iqela lokwakha liphande amaziko ophando lwasekhaya kunye nabavelisi be-concrete admixture ngeendlela ezininzi, iinkampani eziqeqeshiweyo ziphathiswe ukuba zenze uphando olukhethekileyo, zilungiselele ikhonkrithi ye-F400 ngokongeza umsi we-silica, i-agent ye-air entraining, i-agent ephezulu yokunciphisa amanzi kunye nezinye izinto, kwaye isetyenziswe ekwakhiweni kwe-Huanggou Pumped Storage Power Station.
Ukongezelela, kwiindawo ezibandayo ezibandayo, ukuba ikhonkrithi edibene namanzi ineengqungquthela ezincinci, amanzi aya kungena kwiingqungquthela ebusika. Ngomjikelezo oqhubekayo wokuqhaqhazela, ikhonkrithi iya kutshatyalaliswa ngokuthe ngcembe. I-concrete face slab yedama elikhulu lomthombo ongaphezulu wesikhululo samandla esimpontshwayo sidlala indima yokugcina amanzi kunye nothintelo lokungena kwamanzi. Ukuba kukho iintanda ezininzi, ukhuseleko lwedama luya kuncitshiswa kakhulu. Iqela lolwakhiwo lweSikhululo saMandla se-Huanggou Pumped Storage Power siphuhlise uhlobo lwekhonkrithi exhathisa ukuqhekeka - ukongeza i-agent yokwandisa kunye ne-polypropylene fiber xa ukuxuba ikhonkrithi ukunciphisa ukwenzeka kokuqhekeka kwekhonkrithi kunye nokuphucula ngakumbi ukuxhathisa kweqabaka ye-slab ebusweni.
Kuthekani ukuba kukho iintanda kubuso besamente yedama? Iqela lokwakha liye lamisela umgca wokuchasa iqabaka kumphezulu wepaneli - usebenzisa i-polyurea ye-hand scraped njengengubo yokukhusela. I-polyurea ekhutshiweyo ngesandla inokuqhawula unxibelelwano phakathi kwekhonkrithi kunye namanzi, icothise uphuhliso lomonakalo owenziwe ngumkhenkce we-slab ebusweni, kwaye uthintele ezinye izithako eziyingozi emanzini ekukhukulisekeni ikhonkrithi. Inemisebenzi yokungangeni manzi, yokuchasa ukuguga, ukunqanda ukunyibilika komkhenkce, njl.
I-face slab ye-concrete face rockfill dam ayiphoswanga ngexesha elinye, kodwa yakhiwe ngokwamacandelo. Oku kubangela ukudibanisa kwesakhiwo phakathi kwecandelo ngalinye lephaneli. Unyango oluqhelekileyo oluchasene ne-seepage kukugubungela ipleyiti yokugubungela irabha kwi-joint yesakhiwo kunye nokuyilungisa ngeebholiti zokwandisa. Ebusika kwiindawo ezibandayo kakhulu, indawo yokugcina amanzi iya kuba phantsi kwe-icing engqindilili, kwaye inxalenye eveziweyo yebholithi yokwandisa iya kuba ngumkhenkce kunye ne-ice layer ukuze kubangele umonakalo wokukhupha umkhenkce. ISikhululo saMandla se-Huanggou esiPumped Storage samkela ngokutsha uhlobo lokwaleka olucinezelayo, olusombulula ingxaki yamalungu olwakhiwo wonakaliswe kukutsalwa komkhenkce. Ngomhla wama-20 kuDisemba, ngo-2021, iyunithi yokuqala yeSikhululo soMbane we-Huanggou Pumped Storage siya kusetyenziswa ukuvelisa umbane. Umsebenzi wasebusika ubonakalise ukuba olu hlobo lolwakhiwo lunokuthintela umonakalo wamalungu esakhiwo sephaneli obangelwa kukutsalwa komkhenkce okanye ukwandiswa kweqabaka.
Ukuze kugqitywe umsebenzi wokwakha ngokukhawuleza kangangoko kunokwenzeka, iqela labakhi lazama ukwenza umsebenzi wokwakha ebusika. Nangona phantse kungenakwenzeka ukuba kwakhiwe ubusika ngaphandle, indlu yamandla engaphantsi komhlaba, itonela yokuhambisa amanzi kunye nezinye izakhiwo zesikhululo samandla esimpontshwayo zingcwatywe nzulu phantsi komhlaba kwaye zineemeko zokwakha. Kodwa indlela yokuthulula ikhonkrithi ebusika? Iqela lolwakhiwo liya kuseka iingcango zokugquma kuzo zonke iindawo ezidibanisa imiqolomba engaphantsi komhlaba nangaphandle, kwaye lifakele iifeni zomoya oshushu ezingama-35kW ngaphakathi kweengcango; Inkqubo yokuxuba ikhonkrithi ivalwe ngokupheleleyo, kwaye izixhobo zokufudumeza zibekwe ngaphakathi. Ngaphambi kokuxuba, hlamba inkqubo yokuxuba ikhonkrithi ngamanzi atshisayo; Bala inani lee-aggregates ezirhabaxa kunye nezicolekileyo ebusika ngokobungakanani bomhlaba wekhonkrithi ofunekayo ukuze kugalelwe ebusika, kwaye uwathuthele kwitonela ukuze agcinwe ngaphambi kobusika. Iqela lokwakha liphinde lifudumale i-aggregates ngaphambi kokuxuba, kwaye ibeka "impahla ye-cotton padded" kuzo zonke iilori zokuxuba ezihambisa ikhonkrithi ukuqinisekisa ukuba ubushushu bugcinwe ngexesha lokuthuthwa kwekhonkrithi; Emva kokumiselwa kokuqala kokuthululwa kwekhonkrithi, umgangatho wekhonkrithi uya kugqunywa nge-quilt ye-thermal insulation quilt kwaye, ukuba kuyimfuneko, ihlanganiswe ngengubo yombane yokufudumala. Ngale ndlela, iqela labakhi layinciphisa impembelelo yemozulu ebandayo kulwakhiwo lweprojekthi.
Ukuqinisekisa ukusebenza ngokukhuselekileyo kweendawo zokugcina amandla ezimpompe kwiindawo ezibandayo
Xa isikhululo samandla esimpompelweyo simpompa amanzi okanye sivelisa umbane, inqanaba lamanzi kumadama aphezulu nasezantsi liya kutshintsha rhoqo. Kubusika obubandayo, xa isikhululo samandla esimpompelweyo sinemisebenzi yokusebenza yonke imihla, icwecwe lomkhenkce elidadayo liya kwenziwa embindini wedama, kwaye isangqa sebhanti lomkhenkce elityumkileyo liya kwenziwa ngaphandle. Isigqubuthelo somkhenkce asiyi kuba nempembelelo enkulu ekusebenzeni kwendawo yokugcina amandla emponthiweyo, kodwa ukuba inkqubo yamandla ayifuni iplanti yamandla epompelweyo ukuze isebenze ixesha elide, amadama aphezulu nasezantsi angakhenkceka. Ngeli xesha, nangona kukho amanzi aneleyo kwi-reservoir yesikhululo samandla esipompelweyo, umzimba wamanzi awukwazi ukuhamba ngenxa yokungakwazi ukudibanisa nomoya, kwaye ukusebenza okunyanzelekileyo kuya kuzisa imingcipheko yokhuseleko kwizakhiwo zokubonelela ngamanzi kunye nezixhobo zeyunithi kunye nezixhobo.
Iqela lokwakha lenze isifundo esikhethekileyo kwindlela yokusebenza yasebusika yezityalo zamandla ezimpontshwayo zokugcina. Uphando lubonisa ukuba umsebenzi wokuthumela uyisitshixo sokuqinisekisa ukusebenza ngokukhuselekileyo kweendawo zokugcina amandla ezimpompe ebusika. Ebusika obubandayo, ubuncinane iyunithi enye ivelisa umbane okanye impompa amanzi ngaphezu kweeyure ze-8 yonke imihla, ezinokuthi zithintele i-reservoir ekwenzeni i-ice cap epheleleyo; Xa uthumelo lwegridi yamandla lungenako ukuhlangabezana nale miqathango ingasentla, amanyathelo okunqanda umkhenkce nomkhenkce aya kuthatyathwa.
Okwangoku, kukho iindlela ezintathu eziphambili zokunqanda umkhenkce kunye nemilinganiselo yokuqhekeza umkhenkce kumadama kunye namaqula esango leendawo zokugcina amandla ezimponthiweyo: ukuqhekezwa komkhenkce okwenziweyo, ukunyuswa kwerhasi enoxinzelelo oluphezulu, kunye nempompo yamanzi egungxulwa ngokwaphulwa komkhenkce.
Iindleko zendlela yokuqhawula umkhenkce eyenziweyo iphantsi, kodwa ixesha lokusebenza kwabasebenzi lide, umngcipheko uphezulu, kwaye iingozi zokhuseleko zilula ukwenzeka. I-high-pressure gas method of inflation kukusebenzisa umoya oxinzelelweyo okhutshwe yi-compressor yomoya kumanzi anzulu ukuze ukhuphe ukuhamba kwamanzi ashushu ashushu, anokuthi anyibilikise i-ice layer kwaye athintele ukubunjwa komkhenkce omtsha. I-Huanggou Pumped Storage Power Station ithatha indlela yokugungxulwa kwempompo yamanzi kunye nokuqhekeka komkhenkce, oko kukuthi, impompo ephantsi kwamanzi isetyenziselwa ukumpompa amanzi anzulu, kwaye emva koko amanzi akhutshwe ngomngxuma wejethi kumbhobho wejethi ukwenza ukuhamba kwamanzi okuqhubekayo, ukuze kuthintelwe umphezulu wamanzi wendawo ukusuka kwi-icing.
Umkhenkce odadayo ongena kwipaseji yokuqukuqela ngomnye umngcipheko weplanti yamandla empompelweyo esebenza ebusika, enokuthi yonakalise iiinjini zehydraulic kunye nezinye izixhobo zoomatshini. Ekuqaleni kokwakhiwa kweSikhululo saMandla se-Huanggou Pumped Storage, iimvavanyo zemodeli zenziwa, kwaye isantya esibalulekileyo somkhenkce odadayo ongena kumjelo ubalwa kwi-1.05 m / s. Ukuze kuncitshiswe isantya sokuhamba, i-Huanggou Pumped Storage Power Station iye yaqulunqa indawo yokungena kunye ne-outlet ukuba ibe nkulu ngokwaneleyo, kwaye ibeke isantya sokuhamba kunye namacandelo okubeka iliso kwiqondo lokushisa kwiindawo eziphakamileyo ezahlukeneyo zokungena kunye nokuphuma. Emva kokubeka iliso ebusika, abasebenzi besikhululo sombane abazange bawufumane umkhenkce odadayo ongena kwipaseji yokuhamba.
Ixesha lokulungiselela i-Huanggou Pumped Storage Power Station liqala ngoJanuwari 2016. Iyunithi yokuqala iya kuqaliswa ukusebenza ukuvelisa umbane ngoDisemba 20, 2021, kwaye iyunithi yokugqibela iya kuqaliswa ukusebenza ukuvelisa umbane ngoJuni 29, 2022. Ixesha lokwakha lilonke leprojekthi yiminyaka emithandathu enesiqingatha. Xa kuthelekiswa nohlobo olufanayo lweeprojekthi zesikhululo samandla esipompelweyo eTshayina, ixesha lokwakhiwa kwesikhululo samandla esimpompe saseHuanggou asizange sishiyeke ngasemva kuba sikwindawo ezibandayo. Emva kokuvavanya ubusika obubandayo, zonke izakhiwo ze-hydraulic, izixhobo kunye nezixhobo ze-Huanggou Pumped Storage Power Station zisebenza ngokuqhelekileyo. Ngokukodwa, ubuninzi bokuvuza emva kwedama le-concrete face rockfill kwireservoir ephezulu kuphela yi-4.23L/s, kwaye isalathisi sokuvuza sikwinqanaba eliphambili phakathi kwamadama omhlaba amatye akwisikali esifanayo e-China. Iyunithi iqala ngokuthumela, iphendule ngokukhawuleza, kwaye isebenza ngokuzinzileyo. Yenza imisebenzi ye-Northeast Power Grid ukuhlangabezana nencopho ehlotyeni, ubusika, kunye neminyhadala ebalulekileyo, kwaye iqinisekisa ukusebenza okukhuselekileyo kunye nozinzo lweGridi yaMandla aseMntla-mpuma.
Ixesha lokuposa: Nov-17-2022
