Chidule cha Pulojekiti: Ntchito Yosinthira Mtsinje wa Yangtze kupita ku Mtsinje wa Huaihe
Monga pulojekiti yofunika kwambiri yosamalira madzi padziko lonse, Yangtze River Diversion Project ndi pulojekiti yayikulu yosinthira madzi pakati pa zitsime zomwe ntchito zake zazikulu ndi kupereka madzi m'mizinda ndi m'midzi komanso chitukuko cha kutumiza kwa mtsinje wa Yangtze-Huaihe, kuphatikiza kuthirira ndi kubwezeretsanso madzi komanso kukonza chilengedwe cha Nyanja ya Chaohu ndi Mtsinje wa Huaihe. Kuchokera kum'mwera kupita kumpoto, imagawidwa m'magawo atatu: Mtsinje wa Yangtze kupita ku Chaohu, kulumikizana kwa Mtsinje wa Yangtze-Huaihe, ndi kutumiza madzi a Mtsinje wa Yangtze kumpoto. Utali wonse wa chingwe chotumizira madzi ndi makilomita 723, kuphatikiza makilomita 88.7 a ngalande zatsopano, makilomita 311.6 a mitsinje ndi nyanja zomwe zilipo, makilomita 215.6 okumba ndi kukulitsa, ndi makilomita 107.1 a mapaipi opanikizika.
Mu gawo loyamba la polojekitiyi, Liancheng Group yapereka mapampu akuluakulu opopera madzi kawiri ndi mapampu oyenda a axial m'magawo angapo a Ntchito Yopopera Madzi kuchokera ku Mtsinje wa Yangtze kupita ku Mtsinje wa Huaihe. Ntchitoyi ndi ya gawo lachiwiri la Ntchito Yopopera Madzi kuchokera ku Mtsinje wa Yangtze kupita ku Mtsinje wa Huaihe. Imachokera ku gawo loyamba la Ntchito Yopopera Madzi kuchokera ku Mtsinje wa Yangtze kupita ku Mtsinje wa Huaihe, kuyang'ana kwambiri pakupereka madzi m'mizinda ndi m'midzi, kuphatikiza kuthirira ndi kubwezeretsanso madzi, kuti apange zinthu zomwe derali lingayankhe pa zoopsa za chitetezo cha madzi ndikukonza chilengedwe. Yagawidwa m'magawo awiri akuluakulu: mzere wotumizira madzi ndi madzi amsana. Mtundu waukulu wa pampu ya polojekitiyi wopambana ndi pampu yopopera madzi kawiri, yomwe imapereka zida zopopera madzi ndi zida zothandizira makina a hydraulic a Tongcheng Sanshui Plant, mapulojekiti operekera madzi a Daguantang ndi Wushui Plant, ndi Wanglou Station. Malinga ndi zofunikira zoperekera madzi, mapampu atatu opopera madzi kawiri a Tongcheng Sanshui Plant ndi gulu loyamba la zinthu zoperekedwa, ndipo zina zonse zidzaperekedwa pang'onopang'ono malinga ndi zofunikira.
Zofunikira pa magwiridwe antchito a gulu loyamba la mapampu amadzi operekedwa ndi Liancheng Group ku Tongcheng Sanshui Plant ndi izi:
Liancheng Solution: Yangtze River to Huaihe River Diversion Project
Phokoso Labwino Kwambiri ndi Kugwedezeka
Liancheng Group nthawi zonse yakhala ikupereka zinthu zapamwamba komanso mayankho ogwira mtima a Ntchito Yosinthira Madzi ya Mtsinje wa Yangtze kupita ku Mtsinje wa Huaihe. Ntchitoyi ili ndi zofunikira kwambiri pa zizindikiro zaukadaulo za ntchito iliyonse ya chipangizo chopopera madzi. Makasitomala amasamala kwambiri za phokoso, ndipo sadzalilandira ngati silifika pa ma decibel 85. Pa chipangizo chopopera madzi, phokoso la injini nthawi zambiri limakhala lalikulu kuposa la chipangizo chopopera madzi. Chifukwa chake, mu ntchitoyi, wopanga injini akuyenera kugwiritsa ntchito kapangidwe kochepetsera phokoso la injini yamagetsi amphamvu, ndipo ndikofunikira kuchita mayeso oyezera phokoso la katundu ku fakitale ya injini. Phokoso la injini litatsimikizika, lidzatumizidwa ku fakitale yopopera madzi.
Liancheng wapanga mayunitsi okhazikika omwe amaposa zomwe amayembekezera pamapulojekiti ambiri, makamaka pankhani ya kugwedezeka ndi phokoso la mapampu amadzi. 500S67 ya Tongcheng Sanshui Plant ili ndi liwiro la magawo anayi. Liancheng Group idakonza mamembala a gulu la polojekiti ndi magulu aukadaulo kuti achite msonkhano kuti akambirane momwe angachepetse phokoso la pampu yamadzi, ndipo adapanga lingaliro ndi dongosolo limodzi. Pamapeto pake, zizindikiro zonse za kugwedezeka ndi phokoso la pampu yamadzi zidakwaniritsa zofunikira ndipo zidafika pamlingo wapamwamba wapadziko lonse lapansi. Kugwedezeka ndi phokoso kukuwonetsedwa patebulo lotsatirali:
Kapangidwe ka hydraulic kogwira ntchito bwino komanso kosunga mphamvu
Ponena za kapangidwe ka hydraulic, ogwira ntchito ku R&D adasankha mitundu yabwino kwambiri ya hydraulic pa kapangidwe koyamba ndipo adagwiritsa ntchito pulogalamu ya 3D Solidworks pojambula. Kudzera mu njira zomveka zojambula zamitundu, kusalala ndi kusalala kwa malo oyendamo amitundu yovuta monga chipinda chokokera ndi chipinda choponderezera zidatsimikizika, ndipo kukhazikika kwa 3D ndi 2D zomwe zimagwiritsidwa ntchito ndi CFD kudatsimikizika, motero kuchepetsa cholakwika cha kapangidwe koyambirira kwa R&D.
Pa gawo la R&D, magwiridwe antchito a pampu yamadzi adayang'aniridwa, ndipo magwiridwe antchito a malo aliwonse ogwirira ntchito omwe amafunikira ndi mgwirizano adayang'aniridwa pogwiritsa ntchito pulogalamu ya CFD. Nthawi yomweyo, pokonza magawo a geometric monga impeller, volute ndi area ratio, magwiridwe antchito a pampu yamadzi pamalo aliwonse ogwirira ntchito adawongoleredwa pang'onopang'ono, kotero kuti pampu yamadzi ili ndi mawonekedwe a magwiridwe antchito apamwamba, osiyanasiyana komanso magwiridwe antchito apamwamba komanso kusunga mphamvu. Zotsatira zomaliza za mayeso zikuwonetsa kuti zizindikiro zonse zafika pamlingo wapamwamba wapadziko lonse lapansi.
Kapangidwe kodalirika komanso kokhazikika
Mu polojekitiyi, zigawo zazikulu monga thupi la pampu, impeller, ndi shaft ya pampu zonse zinayesedwa kuti zitsimikizire mphamvu pogwiritsa ntchito njira ya finite element kuti zitsimikizire kuti kupsinjika mu gawo lililonse sikupitirira kupsinjika kovomerezeka kwa chinthucho. Izi zimapereka chitsimikizo cha khalidwe lotetezeka, lodalirika, komanso lolimba la pampu yamadzi.
Zotsatira zoyambirira
Pa ntchitoyi, Liancheng Group yayang'anira mosamala kupanga nkhungu, kuyang'anira kopanda kanthu, kuyang'anira zinthu ndi kutentha kwa pampu yamadzi kuyambira pachiyambi cha ntchitoyi, kukonza mopanda kuphwanyika, kupukutira, kusonkhanitsa, kuyesa ndi zina zambiri.
Pa Ogasiti 26, 2024, kasitomala adapita ku Liancheng Group Suzhou Industrial Park kukawona mayeso a performance index a pampu yamadzi ya 500S67 ya Tongcheng Sanshui Plant. Mayeso enaake akuphatikizapo mayeso a kuthamanga kwa madzi, rotor dynamic balance, mayeso a cavitation, mayeso a performance, kukwera kwa kutentha kwa bearing, mayeso a phokoso, ndi mayeso a vibration.
Msonkhano womaliza wovomereza ntchitoyi unachitika pa Ogasiti 28. Pamsonkhanowu, zizindikiro za momwe pampu yamadzi imagwirira ntchito komanso khama lomwe anthu a ku Liancheng adachita zidazindikirika kwambiri ndi gulu lomanga ndi chipani cha Party A.
M'tsogolomu, Liancheng Group idzayesetsa mosalekeza ndikupitirizabe kupereka mayankho ogwira mtima komanso zinthu zabwino kwambiri pa ntchito zambiri zosamalira madzi.
Nthawi yotumizira: Sep-13-2024