How do special gas cabinets prevent gas leaks and how reliable are they?

I. Design and structure

1. High-quality sealing materials: High-performance sealing materials, such as special rubber and metal gaskets, are used to ensure the sealing of the connecting parts of the cabinet and prevent gas leakage from the gaps.

2. sturdy cabinet structure: special gas cabinets are usually made of sturdy metal materials, which can withstand certain pressure and external impact, preventing the cabinet from being damaged due to external forces and resulting in gas leakage.

3. Reasonable piping layout: Design reasonable gas piping layout to reduce the number of piping bends and joints and reduce the risk of leakage. The piping connection adopts reliable welding or sealing connection to ensure tight connection.

II. Safety monitoring equipment

1. Gas Leakage Detector: Install sensitive gas leakage detectors, which can detect trace gas leakage in time and send out alarm signals. The detector can use a variety of detection principles, such as catalytic combustion, infrared absorption, etc., to adapt to different types of gases.

2. pressure monitoring device: real-time monitoring of the gas pressure inside the special gas cabinet, once the pressure is abnormally high or low, an alarm can be issued in time to indicate possible leakage or other problems.

3. Temperature monitoring: monitor the internal temperature of the cabinet to prevent the failure of sealing materials or rupture of pipelines due to too high or too low temperature, which may trigger gas leakage.

III. Operation and Maintenance

1. Standardised operation procedure: The operator must be professionally trained and operate in strict accordance with the operation manual to avoid gas leakage due to misoperation. For example, connecting and disconnecting the gas pipeline correctly, controlling the gas flow rate and so on.

2. Regular Maintenance and Inspection: Regular maintenance and inspection of the special gas cabinet, including the replacement of seals, inspection of pipelines, calibration of detectors, etc.. Timely detection and treatment of potential leakage hazards to ensure the reliability of the special gas cabinet.

3. Emergency plan: make a perfect emergency plan, once the gas leakage accident occurs, can quickly take measures to deal with, such as shutting down the gas source, ventilation, evacuation, etc.

Overall, the special gas cabinet can effectively prevent gas leakage with high reliability through reasonable design, installation of safety monitoring equipment and standardised operation and maintenance. However, in the process of use, it is still necessary to strictly comply with the relevant safety regulations to ensure the safe operation of special gas cabinets.