Apparatus and method for monitoring spontaneous fire of mine
The invention relates to a coal mine natural firing detecting device and the method that includes power supply circuit, analog inputting channel circuit, liquid crystal display circuit, sound and light alarming circuit, executing circuit, light-electric separating circuit, and switch value sensor ci...
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| creator | HUA FU CHUANYING WANG XIAOKUN DU |
| description | The invention relates to a coal mine natural firing detecting device and the method that includes power supply circuit, analog inputting channel circuit, liquid crystal display circuit, sound and light alarming circuit, executing circuit, light-electric separating circuit, and switch value sensor circuit. The central process circuit includes single chip, key, negation gate, crystal oscillator, resistance and capacitance. The CPU is 80C196KC that is low power consumption, high efficiency and high reliability. |
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The central process circuit includes single chip, key, negation gate, crystal oscillator, resistance and capacitance. 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| subjects | CONTROL OR REGULATING SYSTEMS IN GENERAL CONTROLLING EARTH DRILLING FIXED CONSTRUCTIONS FUNCTIONAL ELEMENTS OF SUCH SYSTEMS MINING MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS ORELEMENTS PHYSICS REGULATING SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, ORDRAINING IN OR OF MINES OR TUNNELS |
| title | Apparatus and method for monitoring spontaneous fire of mine |
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