Ụdị akụkụ na-achịkwa valvụ na mmepụta bụ ka esi eji? Labyrinth akara valve nke ọma dozie nsogbu nke cavitation, mkpọtụ na ịma jijiji nke valves nkịtị

Ụdị akụkụ na-achịkwa valvụ na mmepụta bụ ka esi eji? Labyrinth akara valvụ nke ọma edozi nsogbu nke cavitation, mkpọtụ na ịma jijiji nke valvụ ndị nkịtị N'ime usoro nchịkwa akpaaka nke usoro mmepụta ihe, valvụ na-achịkwa bụ njikọ dị mkpa na nke dị mkpa, nke a maara dị ka aka na ụkwụ nke mmepụta ihe akpaaka, bụ otu. nke akụkụ njikwa ọnụ nke sistemụ njikwa akpaka. Ụzọ mgbaba valvụ njikwa akụkụ dị mfe, obere nguzogide, n'ozuzu dabara adaba maka iji n'ihu (nwụnye). Otú ọ dị, n'ihe banyere ịda mbà n'obi dị elu, a na-atụ aro ka ị gbanwee iji Angle regulator, iji mee ka ike na-adịghị mma ma belata mmebi nke spool, ma na-eme ka mmiri na-asọ asọ, zere coking na. igbochi nke regulator. Angle na-achịkwa valvụ na-eji azụ azụ, karịsịa kwesịrị izere ogologo oge nke obere oghere, iji gbochie oscillation siri ike ma mebie spool. Karịsịa na usoro mmepụta ikpe nke ụlọ ọrụ kemịkalụ, n'ihi obere ibu dị na mmepụta ikpe, ọnọdụ usoro nhazi enweghị ike imezu ihe ndị a chọrọ n'oge na-adịghị anya, iji ntụgharị nke Angle na-achịkwa valvụ kwesịrị ịdị ka o kwere mee iji zere ogologo oge. nke obere oghere, iji gbochie mmebi nke Angle regulating valve. N'ime usoro nchịkwa akpaaka nke usoro mmepụta ihe, valvụ na-achịkwa bụ njikọ dị mkpa na nke dị mkpa, nke a maara dị ka aka na ụkwụ nke mmepụta ihe na-emepụta ihe, bụ otu n'ime njikwa njedebe nke usoro nchịkwa akpaka. Ọ mejupụtara abụọ akụkụ: actuator na valvụ. Site n'echiche nke hydraulics, valvụ na-achịkwa bụ nguzogide mpaghara nwere ike ịgbanwe ihe nkedo throttle, valvụ na-achịkwa dị ka akara ntinye aka site n'ịgbanwe ọrịa strok iji gbanwee ọnụọgụ nguzogide, iji nweta nzube nke ịhazigharị mmiri ahụ. . Ọdịdị nke valvụ na-achịkwa angular na iji ihe owuwu nke 1 Angle na-achịkwa valvụ na mgbakwunye na valvụ ahụ maka akụkụ ahụ, akụkụ ndị ọzọ yiri otu valvụ oche, njirimara ya na-ekpebi ụzọ ịgba ọsọ ya dị mfe, obere nguzogide, karịsịa na-enyere aka na mgbada nrụgide dị elu, viscosity dị elu, nwere ihe nkwụsịtụ kwụsịtụrụ na nhazi mmiri mmiri. Ọ nwere ike zere ịkpakọba ọnụ, njikọta na ihe mmechi, mana ọ dịkwa mfe ihicha na ihicha onwe ya. 2 Ụdị valvụ na-achịkwa valvụ dị mma na azụ iji n'okpuru ọnọdụ izugbe, a na-etinye valvụ na-achịkwa akụkụ akụkụ n'ihu, ya bụ, ala n'ime akụkụ. Naanị n'ihe banyere nnukwu nrụgide dị iche na elu viscosity, mfe coking, ọkara nwere kwụsịtụrụ particulate ihe, agbara echichi na-atụ aro, ya bụ, ihe n'akụkụ n'ime ala si. Ebumnuche nke azụ iji valvụ na-achịkwa angular bụ imeziwanye ike na-enweghị isi ma belata ihe na-eyi na spool, ma na-eduga n'ọsọ nke viscosity dị elu, coking dị mfe na ọkara nwere ihe nkwụsịtụ, iji zere coking na ngọngọ. N'ime osisi acetaldehyde nke Jilin Chemical Industry Co., Ltd si na West Germany webatara, a na-atụ aro pv-23404 Angle na-achịkwa valvụ maka iji tụgharịa n'okpuru ọnọdụ usoro nke ọdịda nrụgide dị elu. N'ime ule njikọ mmiri, valvụ na-achịkwa Angle na-emepụta oscillation siri ike, ma na-eziga mkpọtụ siri ike, spool ga-agbaji mgbe ule ahụ gasịrị maka 4h. N'oge ahụ, ndị ọkachamara si mba ọzọ kwenyere na àgwà nrụpụta spool adịghị mma. Onye edemede ahụ na-eche na ọ bụghị nsogbu dị mma, ma n'ihi iji ezi uche na-adịghị. A na-enyocha ihe kpatara mgbaji ya n'okpuru. Anyị maara na ugbu a, ma e wezụga valvụ urukurubụba na valvụ diaphragm bụ ndị na-emekọ ihe n'ụzọ zuru ezu na nhazi, ndị ọzọ niile na-ahụ maka nhazi usoro bụ asymmetrical. Mgbe valvụ na-achịkwa na-agbanwe ụzọ ntụgharị, n'ihi mgbanwe nke ụzọ mgbaba ga-eme ka) mgbanwe uru. The nkịtị eruba nke ụdị nile nke na-achịkwa valvụ bụ ime ka spool na-emeghe ntụziaka (ezi ojiji), emeputa na-enye naanị eruba ikike nke nkịtị eruba direction) uru na eruba àgwà. Mgbe a na-eji valvụ na-achịkwa valvụ na-agbanwe agbanwe, ikike ịgba ọsọ nke valvụ na-achịkwa ga-abawanye mgbe mmiri na-aga n'akụkụ ntụziaka nke mechiri spool. N'oge ule njikọ mmiri, ọnọdụ usoro simulated enweghị ike iru ọnọdụ nkịtị n'oge na-adịghị anya, a na-ejikwa valvụ na-achịkwa na obere oghere oghere ruo ogologo oge. N'ihi ike na-enweghị isi, a ga-enwe nnukwu nsogbu. Ya mere, valvụ na-achịkwa ga-emepụta ujo siri ike na mkpọtụ siri ike, na-eme ka spool ahụ gbajie ngwa ngwa. N'okpuru ọnọdụ usoro nkịtị, oghere nke valvụ na-achịkwa bụ nke na-adịghị mma, ọ bụrụgodị na obere oghere dị mkpụmkpụ, ya mere enwere ike iji valvụ na-achịkwa mee ihe na-emekarị na n'enweghị nsogbu. Labyrinth akara valvụ nke ọma dozie nsogbu nke cavitation, mkpọtụ na ịma jijiji nke valvụ nkịtị Electric ma ọ bụ pneumatic multi-stage labyrinth regulating valvụ na-eji multi-stage axial eruba mgbali aka uwe nke mejupụtara labyrinth ọwa na-achịkwa valvụ, na-achịkwa kpamkpam ọnụego eruba nke valvụ. ọkara site na valvụ, na-ebelata nke ukwuu gas mgbali elu ma ọ bụ uzuoku eme na valvụ mkpọtụ, kwụsiri ike multi-larịị nzọụkwụ-ala nke ọma na-eme ka mmiri mmiri adịghị emepụta cavitation, na-eji na elu mgbali ọkara ebe kwụsiri ike njikwa valvụ, nwere ike họrọ Multi- spring pneumatic film usoro ma ọ bụ electric actuator. Valve njikwa labyrinth nwere diski cylindrical nwere ọtụtụ ebe coaxial na-ekesa na labyrinth nke dayameta gbara agba. Dị ka usoro dị iche iche nke usoro dị iche iche si dị, nhazi nke nkọwa dị iche iche maze maze na ọnụ ọgụgụ nke okpukpu abụọ nke mejupụtara oghere valvụ ahụ, oghere valvụ ahụ ga-abụ ọwa zuru ezu na-asọba n'ime ọtụtụ obere sekit ma ọ bụ ọbụna nzọụkwụ dị ka nkesa nke throttling. ọwa, na-amanye mmiri mmiri ka ọ na-agbanwe mgbe niile ka ọ na-agbanwe ụzọ na-asọba na mpaghara mmiri na-eji nwayọọ nwayọọ belata nrụgide nke mmiri ahụ, iji gbochie ihe omume nke cavitation flash, gbasaa ndụ ọrụ nke akụkụ valve. Spool sleeve kwụ ọtọ nke dabara adaba na oche na-eme ka mgbawa dị ala dị ala. Ihe ndị dị n'ime valvụ dị mma maka ụdị ọnọdụ ọ bụla nke dị mfe igbochi mmiri na-eme ka cavitation. Na valvụ na-achịkwa valvụ a na-ebubata, akara American VTON labyrinth regulating valve dị ka ọmụmaatụ, nke a na-ejikarị eme ihe maka oke okpomọkụ na uzuoku dị elu, yana oge ọkọnọ mmiri. A na-eji valvụ na-achịkwa ihe dị elu na nrụgide dị elu na-ebubata n'ọtụtụ ebe na ọdụ ike, metallurgy, petrochemical na ọtụtụ ụlọ ọrụ ndị ọzọ, okpomọkụ dị elu na nrụgide dị elu na-achịkwa cavitation valve, nsogbu mkpọtụ na mkpọtụ, bụ ihe siri ike iji dozie isiokwu ahụ. Labyrinth regulating valvụ iji tozuru okè technology, ọma dozie ndị nkịtị akara valvụ zutere dị ka cavitation, elu mkpọtụ, vibration na ndị ọzọ nsogbu, e ji na ike osisi ji esi mmiri ọkụ belata mmiri ọkụ, nri mgbapụta kacha nta eruba akara na ndị ọzọ eruba ụkpụrụ. Enwere ike ịhazi valvụ na-achịkwa labyrinth nke ọma maka ihe dị iche iche chọrọ nke ndị ọrụ, site na njikwa nke ọnụego nke usoro iji kpochapụ cavitation, mkpọtụ, corrosion na nsogbu ịma jijiji. Ụdị valvụ na-achịkwa ụdị labyrinth na nhazi nke imewe nkesa ngwa ngwa, nhazi dị mfe, nwere ike ịdị mfe iji dochie spool; N'ime njiri mara nke iji nhazi ikpe, iji nye njikwa mgbaba ntụnyere, na njirimara mmechi siri ike. Ụlọ ọrụ ọkụ ahụ na-anakwere valvụ na-achịkwa labyrinth, nke nwere ike hụ na arụ ọrụ dị mma ma kwụsie ike, meziwanye ọnụego ma mee ka usoro nlekọta ahụ dịkwuo ogologo. Maka valvụ mgbada mgbada otu ọkwa nkịtị, nrụgide bụ p1 na ọnụego eruba bụ v1 mgbe ọkara na-abanye. Mgbe ọkara na-asọba na akụkụ nke spool, n'ihi mmetụta na-eme ka ọkpụkpụ na oche, n'olu na-ebelata ihe ngosi, ya mere ọnụ ọgụgụ na-agba ọsọ ga-amụba ngwa ngwa na v2, na nrụgide na-ebelata ngwa ngwa na p2, ma na-adịkarị ala karịa nke jupụtara na ọkara. vaporization mgbali Pv. N'okwu a, ọkara vaporizes, na-akpụ egosipụta. Mgbe ọkara na-agafe n'akụkụ olu nke valvụ na oche na-emepụta, ọnọdụ ọrụ na-agbanwekwa n'ihi mgbanwe nke ọwa. Ọdụ ụgbọ mmiri nrụgide na-ebili na ike kinetic na-agbanwe ka ọ bụrụ ike nwere ike. N'oge a, nrụgide na-alaghachi na P3 na ọsọ na v3. Mgbe nrụgide ahụ karịrị nrụgide vaporization juputara nke ọkara, Pv, naanị egosipụtara kpụrụ ga-agbawa, na-emepụta nrụgide mpaghara siri ike. Nnukwu ike mgbe afụ ahụ na-agbawa nwere ike imebi valvụ valvụ, oche valvụ na ihe ndị ọzọ na-emegharị ahụ n'otu oge, na-akpụ ihe a na-akpọ cavitation phenomen. Cavitation ga-eme ka valvụ mebie, na-eduga na nkwụsịtụ, ụda dị egwu ma na-eme ka mkpọtụ nke akụkụ valve, si otú ahụ na-emetụta nchekwa na arụmọrụ nke usoro dum. N'ihi na cavitation ga-emepụta ọtụtụ puku ikuku nke elu mmetụta nrụgide na trotul mmewere, ya mere, nanị site na imeziwanye elu ike nke valvụ isi na valvụ oche enweghị ike fundamentally dozie cavitation nsogbu. The mgbochi cavitation imewe nke labyrinth akara valvụ bụ ojiji nke labyrinth isi multistage nzọụkwụ-ala ụkpụrụ, site na-amanye ndị na-ajụ na-asọ site a usoro nke ziri ezi Angle bends nke mere na eruba ọnụego na-kpamkpam na-achịkwa, iji nweta nzube nke. gbadaa. N'agbanyeghị ụda nrụgide, nkwụsị nke akụkụ ndị a na-egbochi ọnụego mgbasa ozi nwere ike isi na isi pụta. Mgbe ịda mbà n'obi nke multistage gasịrị, a na-anọgide na-enwe nrụgide nke usoro mgbe niile n'elu nrụgide vaporization jupụtara nke pv, si otú a na-ezere ihe ngosi cavitation ma wepụ ihe ndị na-adịghị ize ndụ. A na-eme mkpọ isi labyrinth nke ọtụtụ platters labyrinth jikọtara n'okpuru ọnọdụ pụrụ iche (iji nrapado ebubata). A na-edozi efere labyrinth ọ bụla na usoro nhazi zuru oke iji mepụta ọnụ ọgụgụ nke ọwa, na ọwa ọ bụla nwere ike ịgafe n'ókè ụfọdụ, na nkwụsị nke ọkara na-enye usoro nke ziri ezi Angle bends na ọwa. Dị ka ihe dị iche iche chọrọ nke ndị ọrụ, site na ngụkọta oge, nhọrọ nke dị iche iche curve usoro, nke mere na-ajụ ọsọ site na labyrinth isi ngwugwu mgbe niile na-ejedebeghị na a nso. N'ịtụ aka na ahụmahụ tozuru okè si mba ọzọ, mgbe ọsọ ọsọ na-erughị ma ọ bụ nso 30m/S, mmetụta na trottle element mbuze dị ntakịrị. N'ihi na ọnụego na-erugharị na ọnụ ọgụgụ nke bends kwa diski labyrinth nwere ike ịdị iche iche, na enwere ike ịmepụta ọkpụrụkpụ diski ahụ ka ọ dị gịrịgịrị (dịka 2.5mm), enwere ike ịmepụta valvụ ahụ iji nye njikwa ọsọ ọsọ dịka ihe onye ọrụ chọrọ. Dabere na ngwa nke valvụ na ihe onye ọrụ chọrọ, enwere ike imepụta njiri mara mma nke valvụ na-achịkwa ka ọ bụrụ akara ahịrị, nha nhata, pasent gbanwetụrụ na ụdị mgbagharị pụrụ iche ndị ọzọ. N'ihi na ihe na-arụ ọrụ na valvụ ọkụ ọkụ bụ mmiri mmiri (karịsịa mmiri), valvụ na-achịkwa labyrinth na-anabatakarị usoro nso nso a. Mgbe usoro ihe na-eruba nso nso, onye na-ajụ n'ime valvụ ahụ, nke mbụ site na ngwugwu isi, mgbe ahụ site na valvụ isi, mgbe ihe kachasị mkpa na-esi na oche valve ahụ pụta, a na-egosi ntinye nke valvụ ahụ site na akara na valvụ ahụ. .