Explosion limit determining device and determining method

A technology of explosion limit and measuring instrument, which is applied in the direction of material explosion, can solve the problems of large error and inability to obtain the gas explosion limit, and achieve the effect of ensuring safe operation

Inactive Publication Date: 2013-02-20
CHINA PETROLEUM & CHEM CORP +1
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Problems solved by technology

[0002] Existing gas explosion limit measuring instruments can only test the experimental conditions of normal temperature and normal pressure, and cannot obtain the gas explosion limit under high temperature and high pressure conditions. It is difficult to meet the needs of gas explosion limit testing under industrial production conditions. Manufacturers can only rely on experience Formula derivation calculation, large error

Method used

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  • Explosion limit determining device and determining method

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Embodiment 1

[0019] see figure 1 As shown, an explosion limit tester includes an ignition device 1, a pressure vessel 2, an air inlet 3, a temperature measurement port 4, a pressure measurement port 5, a vent port 6 and an observation port 7; the ignition device 1 is embedded and set In the pressure-resistant container 2, the pressure-resistant container 2 is provided with a heating and heat preservation system (not shown in the figure), an air inlet 3, a temperature measuring port 4, a pressure measuring port 5, a venting port 6 and an observation port 7.

[0020] The ignition device 1 adopts an AC furnace wire.

[0021] The pressure vessel 2 is made of stainless steel, and the design pressure is greater than 40MPa.

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Abstract

The invention relates to an explosion limit determining device and an explosion limit determining method. The explosion limit determining device comprises an ignition device, a pressure-resistant vessel, a gas inlet, a temperature measuring port, a pressure measuring port, a vent port, and an observation port. The ignition device is embedded in the pressure-resistant vessel. The pressure-resistant vessel is provided with a heating and temperature-maintaining system, the gas inlet, the temperature measuring port, the pressure measuring port, the vent port, and the observation port. With the explosion limit determining device provided by the invention, gas explosion limit under various process conditions can be conveniently, highly efficiently, and truly determined. The device and the method provided by the invention have a great significance in ensuring industrial production safe operation.

Description

technical field [0001] The invention relates to an explosion limit tester and a test method thereof. Background technique [0002] Existing gas explosion limit measuring instruments can only test the experimental conditions of normal temperature and normal pressure, and cannot obtain the gas explosion limit under high temperature and high pressure conditions. It is difficult to meet the needs of gas explosion limit testing under industrial production conditions. Manufacturers can only rely on experience The formula derivation calculation has a large error. Contents of the invention [0003] The first technical problem to be solved by the present invention is to provide an explosion limit tester; the explosion limit test device can conveniently, efficiently and truly measure the gas explosion limit under various process conditions, which is of great significance to ensure the safe operation of industrial production . [0004] The second technical problem to be solved by t...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): G01N25/54
Inventor 石宁谢传欣王振刚孟庭宇张海峰
Owner CHINA PETROLEUM & CHEM CORP
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