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ivalve yokulawula ipneumatic cryogenic

ivalve yokulawula ipneumatic cryogenic

Inkcazelo emfutshane:

Ivalve yokulawula ipneumatic cryogenic isetyenziselwa irhasi yendalo enyibilikisiweyo, igesi yepetroleum engamanzi, ioksijini enyibilikisiweyo, initrogen enyibilikisiweyo, ihydrogen engamanzi. Uyilo lwebhonethi eyandisiweyo yevalve yokulawula iPneumatic cryogenic ukuqinisekisa ukuthembeka kokupakishwa kwesiqu kunye nokutywinwa.Ivalve yepneumatic cryogenic regulating: -196°C ~+ 45°C.


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Iithegi zeMveliso

Iinkcukacha zobugcisa

2.1 Iphepha lomhla

Ivalve yokulawula ipneumatic cryogenic Uhlobo lomzimba: ngqo ngokusebenzisa uhlobo lweglowubhu
Uhlobo lweplagi yevalvu: non-balanced isitulo esinye uhlobo iplagi
Ubungakanani begama: DN20~200,,NPS 3/4~8
Uxinzelelo oluncinci: PN16 ~ 100,UDIDI 150LB ~ 600LB
Uqhagamshelo: iflange: FF,RF,MF,RTJ
Ukuwelda: SW,BW
Ubukhulu becala: Ngokutsho kwe-IEC 60534
Ivalve elawulayo yepneumatic cryogenic uhlobo lwebhonethi: :Ubushushu obuphantsi bodidi olongeziweyo(-196~ 45
Ukupakisha: V uhlobo PFTE ukupakisha, flex.ukupakishwa kwegraphite, njl.
I-Gasket: Ukupakisha igraphite yesinyithi
Ivalufa yokulawula ipneumatic cryogenic: I-pneumatic: i-actuator ye-diaphragm ye-multi-spring, i-actuator yohlobo lwepiston.

2.2 Umzobo wesakhiwo sevalve yokulawula iCryogenic

cryogenic pneumatic control valve

2.3 Uluhlu lwezixhobo zevalvu yokulawula iCryogenic

Igama lelungu Isixhobo seValve yokulawula
Umzimba/ibhonethi LCB/LCC/LF2/CF8/CF8M/CF3M
I-valve spool/Isihlalo 304/316/316L(i-stellite alloy egqunywe ngaphezulu)
Ukupakisha Eqhelekileyo:-196150yi PTFE
Gasket Eqhelekileyo:Intsimbi engatyiwayo enegraphite eguquguqukayo,Ekhethekileyo:Igasket yodidi lwezinyo lwentsimbi
Ikhava ye-diaphragm Eqhelekileyo:Q235,Ekhethekileyo:304
I-diaphragm I-NBR enelaphu lepolyester eyomeleziweyo
Intwasahlobo Ngokwesiqhelo:60Si2Mn,Ekhethekileyo:50CrVa
Isiqu sevalvu yokulawula 2Cr13/17-4PH/304/316/316L

2.4LIsixhobo sobushushu esilungeleyo uluhlu olufanelekileyo lobushushu

Iyaphosa Ukuqulunqa
Izinto eziphathekayo Owona msebenzi uphantsi
ubushushu
Izinto eziphathekayo Owona msebenzi uphantsi
ubushushu
LCB -46°C LF2 -46°C
I-LCC -46°C -46°C
I-LC1 -59°C LF5 -59°C
I-LC2 -73°C LF9 -73°C
I-LC3 -101°C LF3 -101°C
CF8 -254°C F304 -254°C
CF8M -254°C F316 -254°C
CF3 -254°C F304L -254°C
CF3M -254°C F316L -254°C

2.5 Ukusebenza kwevalvu yokulawula i-Cryogenic

Ivalve yokulawula ipneumatic cryogenic
Uphawu lokuhamba
Umgca, ipesenti, uvule ngokukhawuleza
Uluhlu oluvumelekileyo 50: 1 (CV <6.3 30: 1)
Ixabiso le-Cv elilinganisiweyo Ipesenti yeCV1.6~630,umgca CV1.8~690
Ivalve yokulawula ipneumatic cryogenic Ukuvuza okuvumelekileyo Itywina lesinyithi: ibakala le-IV(0.01% umthamo olinganisiweyo
Itywina elithambileyo: ibakala le-VI(ibakala logwebu
Ukuvuza umgangatho: GB/T 4213
Ivalve yokulawula ipneumatic cryogenic
Impazamo yangaphakathi % ±1.5
Buyisela umahluko, % ≤1.5
Indawo efileyo, % ≤0.6
Umahluko ukusuka ekuqaleni ukuya kwindawo yokugqibela, % ±2.5
Ulinganiso lomahluko wohambo, % ≤2.5

2.6 Iparamitha yokulawula ivalve ye-Cryogenic

Uhlobo lweValve yokulawula\ Indlela I-actuator ye-diaphragm ye-pneumatic
PZMA-4~PZMA-7
Multi-spring uhlobo
Ukusetyenziswa Uhlobo lokulawula, uhlobo lwe-ON-OFF
Uxinzelelo lonikezelo lomoya okanye amandla ombane ombane Uxinzelelo lonikezelo lomoya (uluhlu lwasentwasahlobo)
140(20I-100Kpa G
240 (40200) Kpa G
280 (80240) Kpa G
Isidibanisi Isidibanisi sombhobho womoya: RC1/4
Isenzo esithe ngqo Ukunyuka koxinzelelo, isiqu siyehla, ivalve iyavaleka.
Ukusabela Ukunyuka koxinzelelo, ukunyuka kwesiqu, ukuvuleka kwevalve.
Uphawu longeniso 4020mA.DC(nge positioner
Lag ≤1%FS(nge positioner 
Uhlobo lomgca 2%FS(nge positioner
Ubushushu bendalo -10+70
Ivalve yokulawula ipneumatic cryogenic
Izincedisi
I-E/P, i-valve ye-P/P, isilawuli sokucoca, isiguquli sevalvu, ivalve ye-solenoid, iswitshi encinci
Izixhobo ezingezizo ezisemgangathweni, zifuna amanqaku akhethekileyo alungiselelweyo.

2.7 Iparamitha yobuchule yevalve yokulawula iCryogenic

Idayamitha yesitulo(mm) 10 12 15 20 25 32 40 50 65 80 I-100 125 150 200
Ilinganiswe iCv Ipesenti 1.6 2.5 4.0 6.3 10 16 25 40 63 I-100 160 250 400 630
Umgca 1.8 2.8 4.4 6.9 11 17.6 27.5 44 69 110 176 275 440 690
Nom.ubukhulu Ukuhamba Uphawu lokuhamba kokhetho Cv.(★umgangatho ● uyacetyiswa ○ilungiselelwe)
DN20 16mm                    
DN25                  
DN32 25 mm                
DN40                
DN50                
DN65 40mm                    
DN80                  
DN100                
DN125 60mm                    
DN150                    
DN200                  
I-activator ye-pneumatic
Indawo ye-diaphragm, Ae(cm2)
I-PZMA-4 I-PZMA-5 I-PZMA-6 I-PZMA-7
280 400 600 1000
Isenzo Uluhlu lwentwasahlobo Ivalve yokulawula ipneumatic cryogenic
Ukutywinwa kwentsimbi okuvumelekileyo umahluko woxinzelelo (MPa)
Vula umoya 20-100KPa 4.46 3.09 1.98 1.16 0.7 0.44 0.28 0.18 0.17 0.11 0.07 0.07 0.05 0.03
40-200 KPa 6.4 6.4 5.94 3.34 2.14 1.31 0.84 0.53 0.51 0.33 0.21 0.22 0.15 0.09
80-240 KPa 6.4 6.4 6.4 6.4 4.99 3.05 1.95 1.25 1.18 0.78 0.5 0.51 0.36 0.21
Umoya uvale 20-100KPa 6.4 6.19 3.96 2.23 2.14 0.87 0.56 0.35 0.34 0.22 0.14 0.15 0.1 0.06
40-200 KPa 6.4 6.4 6.4 6.4 6.4 5.86 3.64 2.3 2.21 1.43 0.91 0.95 0.66 0.37
80-240 KPa 6.4 6.4 6.4 6.4 6.4 6.4 5.04 3.18 3.06 1.98 1.26 1.32 0.92 0.52

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