A detection system and method for dynamic deflagration temperature of combustible dust cloud diffusion

A deflagration temperature and detection system technology, applied in thermometers, thermometers with physical/chemical changes, thermometers with analog-to-digital converters, etc., can solve the problems of casualties, economics, loss, and surrounding environment damage, and achieve reconstruction, Reduce severe damage and realize the effect of real-time dynamic measurement
CN110297012BActive Publication Date: 2020-11-27BEIJING INSTITUTE OF TECHNOLOGYGY
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Patent Information

Authority / Receiving Office
CN · China
Patent Type
Patents(China)
Current Assignee / Owner
BEIJING INSTITUTE OF TECHNOLOGYGY
Publication Date
2020-11-27

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Abstract

The invention discloses a system and method for detecting a dynamic detonation temperature of combustible dust cloud cluster diffusion. The system disclosed by the invention adopts a dust detonation temperature sensor, a temperature conduction sensitive element, a sensor supporting component, an integrated processing circuit and a computer; the detonation temperature of combustible dust can be accurately measured in real time, the reconstruction of a temperature field is realized, and the occurrence of accidental explosion of combustible dust is reduced and prevented, thereby reducing the serious damage to the surrounding environment, casualties and economic losses; the nature determination and damage consequence assessment of dust explosion incidents are realized, and the difficulties inengineering measurement are solved; and according to the temperature conduction sensitive element and the propagation speed change of pulse ultrasonic waves therein, a relationship expression betweenthe ultrasonic velocity and the detonation temperature is established, real-time dynamic measurement of the dust diffusion detonation temperature is realized, and the system has an objective application value and research value.
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Description

technical field

[0001] The invention relates to a dynamic detection technology for dust cloud diffusion, in particular to a pulse ultrasonic-based detection system and a detection method for the dynamic deflagration temperature of combustible dust cloud diffusion. Background technique

[0002] In recent years, accidental combustible dust explosions have occurred frequently, causing serious damage to the surrounding environment, casualties and economic losses. The accurate real-time measurement of the deflagration temperature of combustible dust, the reconstruction of the temperature field, the identification of the nature of dust explosion events and the assessment of damage consequences have always been difficult points in engineering measurement. Contents of the invention

[0003] Aiming at the problem of measuring the dynamic deflagration temperature of combustible dust cloud cluster diffusion, the present invention proposes a detection system and detection method for t...

Claims

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