Working principle of a low ignition temperature testing device for dust clouds

Beijing Xinsheng Zhuorui ZR-FCY-8A Dust Cloud Z Low Ignition Temperature Tester GB16429Mainly used for dust explosion assessment in production and processing sites such as aluminum powder, zinc powder, plastic powder, intermediates of organic synthetic drugs, wheat flour, sugar, sawdust, dyes, bakelite ash, milk powder, tea powder, tobacco powder, coal dust, plant fiber dust, etc., to determine the low ignition temperature of dust clouds. ZR-FCY-8A Dust Cloud Z Low Ignition Temperature Tester GB16429

1、 Technical parameters:

1. Device structure: standard quartz furnace tube, quartz dust hood, and stainless steel gas storage tank;

2. Temperature control range: room temperature~1000 ℃;

3. Temperature measurement location: inside the middle of the heating furnace;

4. Temperature control location: Overall temperature control of the heating furnace, PID intelligent temperature control;

5. Dust spraying pressure: 0-100kPa, accuracy: 0.25% FS, digital display, foot pump inflation;

6. Manually adjust the manual valve to precisely adjust the filling pressure of the gas storage tank;

7. Dust spraying method: (1) manual button control;

(2) Remote control dust spraying;

8. Display: Color touch screen;

9. Power supply: 220 ± 10% VAC 50Hz ± 2Hz;

10. Power: less than 2000W;

11. Environmental temperature: 15 ℃~40 ℃

12. Environmental humidity: 30%~80% RH;

2、 Main features:

1. Wireless remote dust spraying, human-machine separation, ensuring the personal safety of operators, is a commonly used equipment for scientific research and teaching.

2. Intelligent security monitoring, sound and light alarm prompts.

3. Precise adjustment of dust spraying pressure, good experimental repeatability.

4. The cylindrical quartz explosive tube has strong resistance to explosive impact and is easy to clean and maintain.

5. Intelligent temperature control management system, automatic rapid heating and PID temperature control, precise temperature control. 6. High temperature resistant quartz furnace tube and high-temperature electric heating wire (melting point 1400 ℃) have a long service life.

7. Bottom mirror reflection for intuitive observation.

8. Data can be exported in Excel format.

9. A miniature thermal printer that can print test results.

10. Automatically identify whether there is a fire or not, without the need for human observation.

3、 Applicable standards:

GB/T 16429 Determination method for low ignition temperature of dust cloud z.Principle of GB16429 Dust Cloud Z Low Ignition Temperature Testing DevicePrinciple of GB16429 Dust Cloud Z Low Ignition Temperature Testing Device

Working principle of a low ignition temperature testing device for dust clouds Working principle of a low ignition temperature testing device for dust clouds

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Low ignition temperature of dust cloud (MIT) refers to the Z-low surface temperature at which a powder or dust cloud can be ignited and diffused. This parameter is of great significance for evaluating the explosion risk of dust under specific temperature conditions