2.1 Datumblêd
Pneumatyske kryogene kontrôleklep Lichaamstype: | rjocht troch casting globe type |
Type klepplug: | net-balansearre single seat plug type |
Nominale grutte: | DN20~200,,NPS 3/4〞~ 8〞 |
Nominale druk: | PN16 ~ 100,KLASSE 150LB ~ 600LB |
Ferbining: flange: | FF,RF,MF,RTJ |
Welding: | SW,BW |
Flange dimensje: | Neffens IEC 60534 |
Pneumatyske kryogene regelklep Bonnet type: | Ⅲ: Leech temperatuer útwreide type(-196℃~45℃) |
Ferpakking: | V-type PFTE-ferpakking, flex.grafytferpakking, ensfh. |
Pakking: | Metal grafyt ferpakking |
Pneumatyske kryogenyske regelklepActuator: | Pneumatyske: multi-spring diafragma actuator, piston type actuator. |
2.2 Kryogenyske kontrôleventilstruktuertekening
2.3 Kryogene kontrôle fentyl materiaal list
Component namme | Control Valve Materiaal |
Body / Motorkap | LCB/LCC/LF2/CF8/CF8M/CF3M |
Valve spool / Seat | 304/316/316L (overlay stellite alloy) |
Packing | Normaal: -196~150℃is PTFE |
Gasket | Normaal: RVS mei fleksibele grafyt, Spesjaal: Metaal tosk type pakking |
Diafragma Cover | Normaal: Q235, Spesjaal: 304 |
Diafragma | NBR mei fersterke polyester stof |
Maitiid | Normaal: 60Si2Mn, Spesjaal: 50CrVa |
Control valve stem | 2Cr13/17-4PH/304/316/316L |
2.4Low temperatuer materiaal geskikt temperatuer list
Casting | Smeden | ||
Materialen | Leechste wurking temperatuer | Materialen | Leechste wurking temperatuer |
LCB | -46°C | LF2 | -46°C |
LCC | -46°C | -46°C | |
LC1 | -59°C | LF5 | -59°C |
LC2 | -73°C | LF9 | -73°C |
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 Cryogenic kontrôle fentyl prestaasjes
Pneumatyske kryogenyske regelklep Flow karakteristyk | Lineêr, persintaazje, fluch iepen |
Allowable berik | 50: 1 (CV<6.3 30: 1) |
Rated Cv wearde | Persintaazje CV1.6~630,lineêre CV1.8~690 |
Pneumatyske kryogenyske regelklep Tastean lekkage | Metal seal: IV klasse(0,01% rated kapasiteit) Soft seal: VI klasse(foam grade) Leakagestandert: GB/T 4213 |
Pneumatyske kryogenyske regelklep Performance | |
Yntrinsike flater % | ±1,5 |
Return ferskil, % | ≤1.5 |
Deade sône, % | ≤0,6 |
Ferskil fan begjin oant einpunt, % | ±2,5 |
Rated reisferskil, % | ≤2.5 |
2.6 Kryogene kontrôle fentyl actuator parameter
Control Valve Type \ Metoade | Pneumatyske diafragma actuator |
PZMA-4~PZMA-7 | |
Multi-spring type | |
Gebrûk | Regeljende type, ON-OFF type |
Loft oanbod druk of Power supply voltage | Luchtoanfierdruk (springberik) 140(20~100)Kpa G 240 (40~200) Kpa G 280 (80~240) Kpa G |
Connector | Luchtpipe Connector: RC1/4 |
Direkte aksje | Drukferheging, stam del, klep ticht. |
Reaksje | Drukferheging, stem omheech, klep iepen. |
Ynfier sinjaal | 40~20mA.DC(mei positioner) |
Lag | ≤1%FS(mei positioner) |
Lineêre type | 2%FS(mei positioner) |
Miljeu temperatuer | -10℃~+70℃ |
Pneumatyske kryogenyske regelklep Accessories | E/P, P/P-klepposisjoner, filterregulator, klepkonverter, solenoïdeklep, beheinde switch Net-standert aksessoires, hawwe spesjale oanpaste notysjes nedich. |
2.7 Kryogenic control fentyl technyske parameter
Seat diameter (mm) | 10 | 12 | 15 | 20 | 25 | 32 | 40 | 50 | 65 | 80 | 100 | 125 | 150 | 200 | |
Rated Cv | Persintaazje | 1.6 | 2.5 | 4.0 | 6.3 | 10 | 16 | 25 | 40 | 63 | 100 | 160 | 250 | 400 | 630 |
Linear | 1.8 | 2.8 | 4.4 | 6.9 | 11 | 17.6 | 27.5 | 44 | 69 | 110 | 176 | 275 | 440 | 690 | |
Nom.grutte | Reizgje | Opsje flow karakteristyk Cv.(★standert ●oanbefelle ○oanpast) | |||||||||||||
DN20 | 16 mm | ● | ● | ● | ★ | ||||||||||
DN25 | ● | ● | ● | ● | ★ | ||||||||||
DN32 | 25 mm | ○ | ○ | ○ | ○ | ○ | ★ | ||||||||
DN40 | ○ | ○ | ○ | ○ | ● | ★ | |||||||||
DN50 | ○ | ○ | ○ | ● | ● | ★ | |||||||||
DN65 | 40 mm | ○ | ○ | ○ | ★ | ||||||||||
DN80 | ○ | ○ | ○ | ● | ★ | ||||||||||
DN100 | ○ | ○ | ○ | ● | ● | ★ | |||||||||
DN125 | 60 mm | ○ | ○ | ○ | ★ | ||||||||||
DN150 | ○ | ○ | ● | ★ | |||||||||||
DN200 | ○ | ○ | ● | ● | ★ | ||||||||||
Pneumatyske actuator Diafragma gebiet, Ae (cm2) | PZMA-4 | PZMA-5 | PZMA-6 | PZMA-7 | |||||||||||
280 | 400 | 600 | 1000 | ||||||||||||
Aksje | Spring berik | Pneumatyske kryogenyske regelklep Metaaldichting tastien drukferskil (MPa) | |||||||||||||
Loft iepen | 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 | |
Lucht ticht | 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 |