valvụ na-achịkwa maka ụzọ mmiri na-enye isi
| Ụdị | Valve na-achịkwa |
| Nlereanya | T668Y-4500LB, T668Y-500, T668Y-630 |
| Ọnụ ala dayameta | DN 300-400 |
A na-eji ya maka ọkpọkọ mmiri na-ebufe mmiri nke 1,000MW supercritical (ultra-supercritical) maka ịhazi mmiri na-erute mmiri.
- valvụ ahụ bụ ụdị usoro kwụ ọtọ, ụzọ mgbaba ọkara bụ ụdị mmiri na-asọpụta na mkpuchi elu oche valvụ dị anya na mpaghara mgbapụ ọkụ ikpeazụ iji kwe nkwa ndụ ọrụ.
- The valvụ ahụ na bonnet nakweere esuworo nchara Ọdịdị na elu ike ka mma izute ike chọrọ n'okpuru elu okpomọkụ na nrụgide.
- Ọ adopts mbughari valvụ oche Ọdịdị na valvụ oche nwere Stellite Nke 6 alloy Mee-elu ịgbado ọkụ na ya akara elu.
- diski valvụ ahụ na-anabata usoro ziri ezi na elu akara akara na-emenyụ ugboro ugboro; oghere elu na nke ala nke diski valve na-achọpụta nguzozi nrụgide site na oghere njikọ. N'okwu a, valvụ nwere ike imechi ya site na ngwaọrụ mbanye na obere mkpali.
- Emebere akụrụngwa nke valvụ valvụ ka ọ were 6-layer cover 5-step pressure mbenata nhazi iji chụsasịa mmiri otu eriri na ike dị elu n'ime mmiri ọtụtụ eriri nwere ike dị ala iji belata ọsọ na mkpọtụ. A na-enweta mbelata nrụgide nzọụkwụ site na nzọụkwụ site na nkwụsịtụ oghere iji kpochapụ cavitation. The ikpeazụ nzọụkwụ aka uwe na-eme ka mmiri pụọ na tangent ahịrị direction na chere ihu n'ime oghere nke valvụ ahụ na-apụtaghị ìhè iji belata scouring na valvụ ahụ.
- Middle flange sealing adopts dual-sealing Ọdịdị nke ife eze mejupụtara gasket na na-agbanwe ike nchekwa mgbanaka, na-eme akara ọzọ a pụrụ ịdabere na.
- N'okpuru ọnọdụ ọrụ nke obere eruba na nnukwu di iche iche nrụgide, multi-nzọụkwụ aka uwe trotul na-nakweere na nzọụkwụ-site-nzọụkwụ mgbali Mbelata na-ghọtara site dislocation ndokwa nke aperture na-abụghị nha nha dayameta iji chịkwaa ọkara eruba ọsọ siri ike ma belata mmetụta nke cavitation na ọkụ evaporation na valvụ. N'okpuru ọnọdụ ọrụ nke nnukwu mmiri na-agba ọsọ na obere nrụgide dị iche iche, a na-anabata windo otu nzọụkwụ maka mbelata nrụgide iji hụ na ike ịgbasa nke valvụ ahụ.
- A na-emeziwanye njirimara iwu nha nha pasentị, nwee ike ijikwa usoro mgbasa ozi nke ọma iji nweta ezigbo ọrụ nhazi.
- Enwere ike ịkwado valvụ ahụ na nhọrọ eletriki ma ọ bụ usoro pneumatic iji ghọta ngwa ngwa oghere na mmechi na nchebe atọ.
