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Dust Cloud Minimum Ignition Energy Tester
The MIE-3000AE is a professional instrument for measuring the minimum ignition energy needed to cause a dust cloud explosion. It disperses a specific mass of dust sample into a cloud within a Hartmann tube using compressed air. The dust cloud is ignited with a specified spark energy, and the minimum ignition energy is determined through testing. This instrument reflects the ignition sensitivity of dust from an energy standpoint and is suitable for assessing the explosion hazard of dust clouds.
Test Parameters
Minimum Ignition Energy
Application
Combustible dusts
Features
Specifications
Standards
Applications
Videos
Features
Incorporates commonly used international testing standards for both standard parameter testing and custom definitions.
Input the ignition energy value for automatic optimal capacitor and voltage combination selection.
Automatic high-voltage charging module disconnection for enhanced operational safety.
Well-designed dust dispersion device ensures uniform distribution of dust samples.
Flexible use of the instrument with convenient adjustment of electrode distance, powder pressure, and delay time.
Automatic recording of electrode ignition counts prompts timely electrode replacement to prevent test impact.
Hartmann tube with lifting and rotating mechanism for easy cleaning, saving experimental time.
Remote ignition control for the safety of experimental personnel.
User hierarchical management, enabling control and management of different level accounts.
USB plug-and-play interface for convenient data management.
Professional industrial design, simple and generous.
User-friendly human-machine interaction, easy to learn, understand, and operate.
7-inch color touchscreen supporting Chinese input with direct and simple operations.
Standards: ASTM E2019, IEC 61241-2-3, ISO/IEC 80079-20-2, GB/T 16428
Specifications
| Operating Environment | 5°C – 45°C, <85% RH |
| Standard Mode Spark Energy | 1 mJ, 3 mJ, 10 mJ, 30 mJ, 100 mJ, 300 mJ, 1000 mJ, 3000 mJ |
| Custom Mode Spark Energy | 1–3000 mJ, adjustable in 1 mJ increments |
| Charging Voltage | 0–15 kV |
| Discharge Load | No load, 1 mH inductive load |
| Experimental Container | 1.2 L Hartmann tube |
| Electrodes | Diameter 2 mm tungsten electrodes |
| Electrode Distance | 2–10 mm, adjustable |
| Electrode Triggering Method | High-voltage relay triggering, movable electrode triggering |
| Ignition Delay Time | 20–200 ms, adjustable |
| Powder Pressure | 0.4–0.7 MPa, adjustable |
| Interface | USB × 2 |
| Power Supply | (90~260)VAC/(47~63)Hz |
| Power | 300 W |
| Dimensions | 840 mm × 500 mm × 850 mm (with exhaust hood), 840 mm × 500 mm × 460 mm (without exhaust hood) |
Applications
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Videos
Instruction
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Q&A
How is the ignition energy set during testing?
You only need to input the target ignition energy. The system automatically selects the optimal capacitor and voltage combination.
How does the instrument ensure uniform dust dispersion?
A dedicated dust dispersion system is used to distribute the sample evenly inside the Hartmann tube before ignition.
How is electrode wear managed during repeated tests?
The instrument automatically records ignition counts and prompts electrode replacement to reduce test deviation caused by electrode wear.
Can test parameters be customized beyond standard methods?
Yes. In addition to built-in international test standards, users can define custom test parameters as required.
What safety measures are included for operators?
Safety features include automatic high-voltage charge control, remote ignition, user-level access management, and mechanical designs that reduce direct operator exposure during testing.
