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The cumulative gas injection volume of Huabei oilfield reservoir group exceeds 15 billion cubic meters

On July 31, the cumulative gas injection volume of the gas storage group of the North China oilfield exceeded 15 billion cubic meters, demonstrating the role…

Valve daily maintenance guide

What is the difference between the use of butterfly valve and gate valve?

According to the role and use of gate valve and butterfly valve, the flow resistance of gate valve is small, and the sealing performance is good,

Rooted deep in the desert let green and oil dance

A few days ago, the research group composed of the "high-quality development look at energy"

How much do you know about the 9 misunderstandings of valve installation?

Do you know the 9 misunderstandings of valve installation? Lets take a look!

Multi-party cooperation to break the new volume to help domestic silicon carbide industry high-quality development

"The rapid development of the semiconductor industry is leading a new wave of global scientific and technological revolution and industrial change.

What defects are prone to valve castings?

1. StomataThis is a small cavity formed in the metal by the gas that fails to escape during the solidification process, its inner wall is smooth,

Two continental shale oil efficiency development test platforms have been built in Dagang Oilfield

Following the completion of the Cangdong Shale oil No. 5 benefit development test platform in 2023,

Valve common problems "High pressure drop"

Due to the difference in upstream and downstream pressure, the flow of material through the valve is called pressure drop (△P) or differential pressure.

Gate valve leakage cause analysis and treatment measures