Sliding gate valve with hydraulic drive (SHZ-GP)
The device is designed for periodic short-term opening of liquid (gas) line as well as for creating a pressure drop between the separator and the production header of the Sputnik automated group metering station (AGZU).
The design and components are presented in Fig. 1
Fig.1 Gate valve with hydraulic drive SHZ-GP-1
1-slide gate valve; 2-hydraulic cylinder; 3-connecting flanges; 4-gates; 5-lever;
6-roller; 7-lug; 8-draft; 9-spring, 10-rod, 11,12-nut, 13-screw
|
No. |
Parameter |
SHZ-GP-1 |
SHZ-GP-1.1 |
SHZ-GP-3.1 |
|
Parameter value |
||||
|
1 |
Nominal pressure according to GOST 356, MPa, max |
4.0 |
4.0 |
4.0 |
|
2 |
Test pressure according to GOST 356, MPa, max |
6.0 |
6.0 |
6.0 |
|
3 |
Inside diameter of valve, mm |
41 |
41 |
58 |
|
4 |
Temperature of fluid, ºС |
-50...+50 |
-50...+50 |
-50...+50 |
|
5 |
Norm of tightness |
GOST 9544 |
GOST 9544 |
GOST 9544 |
|
6 |
Leakage class |
A |
A |
A |
|
7 |
Gate width, mm |
3 |
6 |
5 |
|
8 |
Size, mm, max |
250*160*510 |
250*160*510 |
310*195*550 |
|
9 |
Mass, kg, max |
34 |
34 |
45 |
Mean time between failures, hours, min - 4500
Life time - 10 years
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