Malinga ndi Code for Anti-freezing Design of Hydraulic Structures, konkire ya F400 idzagwiritsidwa ntchito pazinthu zofunika kwambiri, zozizira kwambiri komanso zovuta kukonzanso m'madera ozizira kwambiri (konkritiyo imatha kupirira kuzungulira kwa 400 kuzizira). Malinga ndi izi, konkire ya F400 idzagwiritsidwa ntchito popanga thabwa lakumaso ndi chala chakumaso pamwamba pa madzi akufa pamwamba pa dziwe la rockfill la Huanggou Pumped Storage Power Station, malo osinthika amadzi olowera kumtunda wakumalo olowera ndikutuluka, kusinthasintha kwamadzi malo olowera pansi ndi malo ena olowera. Izi zisanachitike, panalibe chitsanzo chogwiritsa ntchito konkriti ya F400 m'makampani opangira magetsi apamadzi. Pofuna kukonzekera konkire F400, gulu la zomangamanga anafufuza mabungwe kafukufuku zoweta ndi opanga konkire admixture m'njira zambiri, anapatsa makampani akatswiri kuchita kafukufuku wapadera, anakonza F400 konkire powonjezera silika fume, wothandizila mpweya, mkulu-mwachangu kuchepetsa wothandizila madzi ndi zipangizo zina, ndipo ntchito pomanga Huanggou Pumped Storage Power Station.
Kuonjezera apo, m'madera ozizira kwambiri, ngati konkire ikukhudzana ndi madzi imakhala ndi ming'alu yaing'ono, madziwo adzalowa mu ming'alu m'nyengo yozizira. Ndi kuzizira kosalekeza-kusungunuka, konkire idzawonongeka pang'onopang'ono. Silabu ya konkriti ya dambo lalikulu la nkhokwe ya kumtunda kwa malo opangira magetsi opopera imagwira ntchito yosunga madzi komanso kupewa kuti asasewere. Ngati pali ming'alu yambiri, chitetezo cha damu chidzachepa kwambiri. Gulu lomanga la Huanggou Pumped Storage Power Station lapanga mtundu wa konkire wosamva ming'alu - kuwonjezera zowonjezera zowonjezera ndi ulusi wa polypropylene posakaniza konkire kuti muchepetse ming'alu ya konkire ndikuwonjezera kukana kwachisanu kwa konkire ya slab.
Bwanji ngati pankhope ya konkire ya damu pakhala ming'alu? Gulu la zomangamanga lakhazikitsanso mzere wotsutsa chisanu pamwamba pa gululo - pogwiritsa ntchito polyurea yopukutira pamanja ngati chophimba choteteza. Dzanja scraped polyurea akhoza kudula kukhudzana pakati konkire ndi madzi, m'mbuyo chitukuko cha amaundana-thaw makulitsidwe kuwonongeka kwa nkhope slab konkire, komanso kupewa zosakaniza zina zoipa m'madzi kukokoloka konkire. Imakhala ndi ntchito zoletsa madzi, odana ndi ukalamba, amaundana kukana kusungunuka, etc.
Damu lakumaso la konkriti la rockfill silimaponyedwera nthawi imodzi, koma limapangidwa m'zigawo. Izi zimabweretsa mgwirizano wamapangidwe pakati pa gawo lililonse. Chithandizo chodziwika bwino cha anti-seepage ndikuphimba chivundikiro cha rabara pagulu lolumikizana ndikulikonza ndi mabawuti okulitsa. M'nyengo yozizira m'madera ozizira kwambiri, malo osungiramo madzi amatha kukhala ndi icing yowonjezereka, ndipo mbali yowonekera ya bolt yowonjezera idzaundana pamodzi ndi ayezi kuti awononge madzi oundana. Huanggou Pumped Storage Power Station imagwiritsa ntchito mawonekedwe amtundu wopindika, womwe umathetsa vuto la mafupa owonongeka ndi kutulutsa ayezi. Pa Disembala 20, 2021, gawo loyamba la Huanggou Pumped Storage Power Station lidzayamba kugwira ntchito yopanga magetsi. Opaleshoni yozizira yatsimikizira kuti mawonekedwe amtunduwu amatha kuletsa kuwonongeka kwa maulalo omangika chifukwa cha kukoka kwa ayezi kapena kukulitsa chisanu.
Kuti amalize kumanga ntchitoyi mwamsanga, gulu lomanga linayesetsa kumanga m’nyengo yozizira. Ngakhale kuti palibe kuthekera komanga kunja kwa nyengo yozizira, nyumba yamagetsi yapansi panthaka, ngalande yotumizira madzi ndi nyumba zina za pompano zosungirako magetsi zimakwiriridwa mozama pansi ndipo zimakhala ndi mikhalidwe yomanga. Koma bwanji kutsanulira konkire m'nyengo yozizira? Gulu la zomangamanga likhazikitse zitseko zotsekera pazitseko zonse zolumikiza mapanga apansi panthaka ndi kunja, ndikuyika mafani a mpweya wotentha wa 35kW mkati mwa zitseko; Dongosolo losanganikirana la konkriti latsekedwa kwathunthu, ndipo zida zotenthetsera zimayikidwa m'nyumba. Musanayambe kusakaniza, sambani makina osakaniza konkire ndi madzi otentha; Kuwerengera kuchuluka kwa coarse ndi zabwino aggregates m'nyengo yozizira malinga ndi kuchuluka kwa konkire earthwork zofunika yozizira kuthira, ndi kuwatengera ku ngalande kusungiramo dzinja. Gulu la zomangamanga limatenthetsanso maguluwo asanasakanizidwe, ndikuyika "zovala za thonje" pamagalimoto onse osakaniza omwe amanyamula konkire kuti atsimikizire kuti kutentha kumasungidwa panthawi yoyendetsa konkire; Pambuyo pa kutsanula koyamba kwa konkriti, pamwamba pa konkire iyenera kuphimbidwa ndi quilt yotenthetsera kutentha ndipo, ngati n'koyenera, yokutidwa ndi bulangeti yamagetsi yotenthetsera. Mwanjira imeneyi, gulu lomangalo linachepetsa kukhudzidwa kwa nyengo yozizira pa ntchito yomangayo.
Kuwonetsetsa kugwira ntchito kotetezeka kwa malo opangira magetsi opopera m'madera ozizira kwambiri
Pompopompo posungira mphamvu popopera madzi kapena kupanga magetsi, mulingo wa madzi m'madamu apamwamba ndi otsika amasinthasintha mosalekeza. M'nyengo yozizira, pamene malo opangira magetsi opopera ali ndi ntchito zogwirira ntchito tsiku ndi tsiku, chinsalu choyandama choyandama chidzapangidwa pakati pa dziwe, ndipo mphete ya ayezi wophwanyidwa idzapangidwa kunja. Chivundikiro cha ayezi sichidzakhudza kwambiri ntchito ya magetsi opopera magetsi, koma ngati makina opangira magetsi safuna makina osungiramo madzi kuti agwire ntchito kwa nthawi yaitali, malo osungiramo madzi apamwamba ndi apansi akhoza kuzizira. Panthawiyi, ngakhale pali madzi okwanira m'malo osungira magetsi opopera, thupi lamadzi silingathe kuyenda chifukwa cholephera kugwirizanitsa ndi mlengalenga, ndipo ntchito yokakamiza idzabweretsa zoopsa za chitetezo ku nyumba zoperekera madzi ndi zida zamagulu ndi zipangizo.
Gulu la zomangamanga lidachita kafukufuku wapadera pa ntchito yozizira yopangira magetsi opopera magetsi. Kafukufukuyu akuwonetsa kuti ntchito yotumiza ndiye chinsinsi chowonetsetsa kuti ntchito zotetezedwa zamafakitale osungira mphamvu zopopera m'nyengo yozizira. M'nyengo yozizira, pafupifupi gawo limodzi limapanga magetsi kapena kupopera madzi kwa maola oposa 8 tsiku lililonse, zomwe zingalepheretse posungiramo madzi oundana; Pamene ma gridi otumiza magetsi sangathe kukwaniritsa zomwe zili pamwambazi, njira zolimbana ndi ayezi ndi ayezi ziyenera kuchitidwa.
Pakalipano, pali njira zitatu zazikulu zotsutsira madzi oundana ndi madzi oundana osungira madzi osungiramo madzi ndi zitsime za zipata za magetsi opopera magetsi: kuphwanya madzi oundana, kutsika kwa gasi wothamanga kwambiri, ndi kuphulika kwa madzi oundana.
Mtengo wa njira yopangira madzi oundana ndi yotsika, koma nthawi yogwira ntchito ya ogwira ntchito ndi yayitali, chiopsezo ndi chachikulu, ndipo ngozi zachitetezo ndizosavuta kuchitika. Njira yotsika mtengo kwambiri ya gasi ndiyo kugwiritsa ntchito mpweya woponderezedwa womwe umatulutsidwa ndi mpweya wa compressor m'madzi akuya kuti utulutse madzi ofunda amphamvu, omwe amatha kusungunula madzi oundana ndikuletsa kupangika kwa ayezi watsopano. Huanggou Pumped Storage Power Station itengera njira yothamangitsira pampu yamadzi ndikusweka kwa ayezi, ndiko kuti, pampu yamadzimadzi imagwiritsidwa ntchito kupopera madzi akuya, kenako madzi amatulutsidwa kudzera mu dzenje la jet papaipi ya jet kuti apange madzi oyenda mosalekeza, kuti ateteze madzi am'deralo kuti asaundane.
Madzi oundana oyandama amalowa m'njira yolowera ndi chiwopsezo china cha malo opangira magetsi opopera m'nyengo yozizira, zomwe zitha kuwononga ma hydraulic turbines ndi zida zina zamakina. Kumayambiriro kwa ntchito yomanga Huanggou Pumped Storage Power Station, kuyesa kwachitsanzo kunachitika, ndipo kuthamanga kwa ayezi woyandama kulowa mumsewu kunawerengedwa kuti ndi 1.05 m / s. Pofuna kuchepetsa kuthamanga kwa kuthamanga, Huanggou Pumped Storage Power Station yapanga gawo lolowera ndi kutulutsa kuti likhale lalikulu mokwanira, ndikuyika magawo othamanga ndi kuyang'anira kutentha pamalo osiyanasiyana olowera ndi kutuluka. Pambuyo poyang'anira nyengo yozizira, ogwira ntchito pamalo opangira magetsi sanapeze madzi oundana oyandama amalowa m'njira yolowera.
Nthawi yokonzekera ya Huanggou Pumped Storage Power Station imayamba kuyambira Januwale 2016. Gawo loyamba lidzayamba kugwira ntchito yopangira magetsi pa December 20, 2021, ndipo gawo lomaliza lidzagwiritsidwa ntchito popanga magetsi pa June 29, 2022. Nthawi yonse yomanga polojekitiyi ndi zaka zisanu ndi chimodzi ndi theka. Poyerekeza ndi mtundu womwewo wa mapulojekiti opangira magetsi opopera ku China, nthawi yomanga malo opangira magetsi opopera a Huanggou sinachedwe chifukwa ili m'malo ozizira kwambiri. Pambuyo poyesedwa m'nyengo yozizira, zida zonse zama hydraulic, zida ndi zida za Huanggou Pumped Storage Power Station zimagwira ntchito bwino. Makamaka, kutayikira kwakukulu kuseri kwa damu ya konkriti ya rockfill kumtunda ndi 4.23L/s kokha, ndipo index yotayikira ndiyomwe ili patsogolo kwambiri pakati pa madamu a rock rock a sikelo yofanana ku China. Chipangizocho chimayamba ndi kutumiza, kuyankha mwachangu, ndikugwira ntchito mokhazikika. Imagwira ntchito za Northeast Power Grid kuti ikwaniritse pachimake m'chilimwe, nyengo yozizira, komanso zikondwerero zofunika, ndikuwonetsetsa kuti Northeast Power Grid ikugwira ntchito motetezeka komanso mokhazikika.
Nthawi yotumiza: Nov-17-2022
