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Uxinzelelo lokunciphisa ivalve yesosi yokunciphisa isikhululo

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Iimpawu zemveliso

Chwetheza  Ingcinezelo Ukunciphisa Valve
Umzekelo  Y669Y-P58280V, Y669Y-3000SPL
Ububanzi begama  I-DN 80

Isetyenziselwa inkqubo yokubilisa i-soot ye-600 ukuya kwi-1,000MW yokujonga ngamandla (i-ultra-supercritical) iyunithi yebhoyila yamandla ashushu.

  1. Umzimba wevalufa wamkela i-angular isakhiwo sentsimbi ebunjiweyo ngamandla aphezulu kunye nokuhamba okuphakathi kokuhamba luhlobo lokuvula ukuhamba ukuhlangabezana neemfuno zamandla phantsi kobushushu obuphezulu kunye noxinzelelo. Inayo iwelding yombhobho.
  2. Isihlalo sevalve samkela isakhiwo esisuswayo ukulungiselela ukulungiswa kwesitulo sevalve nokutshintsha.
  3. Isisu esiphakathi somzimba wevalve samkela uxinzelelo lokuzitywina kwaye le ivelufa itywinwe ngcono emva kokuba icinezelwe.
  4. Isihlalo ivelufa isebenzisa etywiniweyo etsobhileyo kunye engundoqo vana kunye nesihlalo amkele Stellite ingxubevange ukutshiza iwelding ukwenza ivelufa ilifa ukumelana lingonakali, nokumelana, anti-ukukrwela kunye nezinye iimpawu.
  5. Idiski yevalve kunye nesiqu kuyilo oluhlanganisiweyo, izibuko lenyathelo ngalinye lekhava kukungafakwanga ngokuthe ngcembe ngobubanzi obungalinganiyo kunye nenqaku lokuhamba lilungisa leepesenti ezilinganayo, ezikwaziyo ukulawula ukuhamba komphunga ngokuchanekileyo ukufezekisa ukusebenza komgaqo olungileyo.
  6. Isiseko sevalve samkela ngokuqhubekayo inyathelo lesine emkhonweni uxinzelelo lokunyusa ulwakhiwo. Umphunga udlula ngokuqhubekayo unamanyathelo amane anyuse umkhono kwaye inyathelo ngalinye lokunciphisa uxinzelelo lingaphezulu koxinzelelo olubalulekileyo lokunciphisa umlinganiso, okwenza ukungcangcazela nengxolo kulawulwe ngokufanelekileyo.
  7. Ngokhetho olubhetyebhetye, iactuator enikezwe ivelufa inokuqwalaselwa ngokweemfuno zabasebenzisi.

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