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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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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:	Ⅲ: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

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:-196～150℃yi 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	LF2	-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(20～I-100）Kpa G 240 (40～200) Kpa G 280 (80～240) 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	40～20mA.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
Ilinganiswe iCv	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	16mm	●	●	●	●	★
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
I-activator ye-pneumatic Indawo ye-diaphragm, Ae(cm2)		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