Manufacturer of Turbine Components

Manufactures various types of steam turbines ranging from 5MW - 50MW,including condensing, backpressure, and extraction-condensing designs


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Main Steam Valve Stem

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Category:

Manual Main Steam Valve

key word:

Introduction

Main Throttle Valve Stem is the core transmission component that connects the main throttle hydraulic engine and the valve dis.At the same time, it undertakes the coordination function of valve stem dynamic sealing. Its strength, stiffness, and wear resistance directly determine the reliability of the main steam valve’s opening and closing, and sealing performance, and the response speed of the turbine unit's emergency shutdown. It is a key component for the safe operation of the main throttle valve.

 

1. Main functions:

1.1.Power transmission.

1.2.Guidance, positioning, and position limited.

1.3.Dynamic sealing coordination.

1.4.Displacement feedback.

 

2. Common faults;

2.1.Jamming of Valve stem

2.2.Wear of Valve stem

2.3.Corrosion and scaling of valve stem.

2.4.Fracture of Valve stem.

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Sophia Sun

E-mail:sophia@qdczpower.com

WhatsApp:+86-16653227817

Phone/Wechat:+86-16653227817





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