58205A DWQY-460/80 LNG Submersible Pump
Tag No.：58205A
Model：DWQY-460/80
Name：LNG Submersible Pump
1. Technical specifications
|
SN |
Name |
Specifications |
Note |
|
1 |
Model |
DWQY-460/80 |
|
|
2 |
Type |
Vertical, single suction, one stage, direct connected submerged centrifugal pump |
|
|
3 |
Medium |
LNG/LN2 |
|
|
4 |
Medium density |
425kg/m³ |
|
|
5 |
Medium temperature |
≤-135℃ |
|
|
6 |
Design temperature |
-196ºC |
|
|
7 |
Flow |
460 m³/h(liquid) |
|
|
8 |
Head |
77m |
|
|
9 |
Work flow range |
115~510 m³/h(liquid) |
|
|
10 |
Effciency |
72% |
|
|
11 |
Input pressure |
0.14-0.7 MPa |
|
|
12 |
Cavitation allowance NPSHr |
2 m |
|
|
13 |
Design speed |
2950 r/min |
|
|
14 |
Power supply |
380V/3/50Hz |
|
|
15 |
Variable frequency motor power/number of poles/speed |
75kW/2P/2950r.p.m |
|
|
16 |
Motor insulation class |
F |
|
|
17 |
Noise |
≤85dB(A) (at 1m) |
|
|
18 |
Trouble-free operating life |
≥16000h |
|
|
19 |
Inlet diameter |
12", Class150 |
|
|
20 |
Outlet diameter |
8", Class150 |
|
|
21 |
Return nozzle diameter |
3", Class150 |
|
|
22 |
Nitrogen purge/vent |
1", Class150 |
|
|
23 |
Drain outlet |
1", Class150 |
|
|
24 |
Liquid level gauge nozzle |
NPT 1 |
|
|
25 |
Temperature sensor nozzle |
NPT1/2 |
|
2. Technical specifications and standards
|
GB/T |
3216-2016 |
Acceptance test of hydraulic performance of rotary power pump |
|
GB/T |
16912-2008 |
Safety technical regulations for the production of oxygen and related gases by cryogenic |
|
GB/T |
19204-2003 |
General characteristics of LNG |
|
GB/T |
50030-2013 |
Design specification for oxygen station |
|
JB/T |
5902-2001 |
Specifications for oxygen pipelines for air separation equipment |
|
JB/T |
6896-2007 |
Surface cleanliness of air separation equipment |
|
JB/T |
8098-1999 |
Pump noise measurement and evaluation method |
|
JB/T |
9073-2017 |
Centrifugal cryogenic liquid pumps for air separation equipment |
Product introduction:
This model large flow LNG submersible pump is used for LNG transfer. It is a centrifugal cryogenic liquid pump with pump tank, with low gasification rate in the transferring process.
For more information, please contact us by email sales@wintekgroup.com .
Key Words: LNG Submerged Pump, Cryogenic Liquid Pump, Liquid Nitrogen Submerged Pump, Cryogenic Centrifugal Pump, Centrifugal Cryogenic Liquid Pump
