63results about How to "Eliminate fire" patented technology

The invention provides a high-voltage high-power storage battery protection system, which is characterized by comprising a battery management control module, and a temperature control module, a smoke detection control module, an upper management system and a plurality of fire extinguishing devices which are respectively connected with the battery management control module through a circuit, wherein an input end of the temperature control module is connected with a plurality of temperature sensing devices through a circuit; and an input end of the smoke detection control module is connected with a plurality of smoke detection device through a circuit. By performing multi-point temperature monitoring on the storage battery, the high-voltage high-power storage battery protection system takes mean temperature as charging management of charging reference and simultaneously solves the problems of over-temperature and fire breakout of the storage battery through the temperature detection and smoke detection control in the using process, and the fire extinguishing devices are also arranged to effectively inhibit and prevent fire spreading after the storage battery is on fire.

The invention discloses a fireproof ventilation capacitance compensation cabinet, which comprises a cabinet body, wherein the interior of the cabinet body is divided into an upper cabinet body and a lower cabinet body, the front end of the upper cabinet body is provided with an upper cabinet door, and the front end of the lower cabinet body is provided with a lower cabinet door; the cabinet body is provided with a fan; a lightning arrester, knife-fuse switches and current transformers are arranged inside the upper cabinet door, the knife-fuse switches are arranged above the current transformers; miniature circuit breakers, AC contactors, thermal relays and AC capacitors are arranged inside the lower cabinet body; a temperature sensor, a smoke sensor and a fire extinguisher are arranged in each of the upper cabinet door and the lower cabinet body; each fire extinguisher is provided with a spray pipe, the tail end of each spray pipe is provided with a sprayer, and each sprayer is provided with an electromagnetic valve; a controller is arranged inside the cabinet body, and the temperature sensors, the smoke sensors and the electromagnetic valves are electrically connected with the controller; and a storage battery is arranged inside the cabinet body, and the storage battery is electrically connected with the controller. The fireproof ventilation capacitance compensation cabinet has good ventilation and heat dissipation effects, can extinguish fire in the bud, and is high in safety.

The invention relates to a lignite-drying and quality-improving process for preparing superheated steam from waste heat steam. The process comprises the following operation steps of: firstly, providing a heat source for a heat energy device for preparing the superheated steam from the waste heat steam by using high-temperature flue gas produced by a hot-blast stove; secondly, recycling, purifying and refining waste heat steam produced by a normally-running energy-saving cylindrical lignite-drying and quality-improving device; thirdly, preparing high-temperature superheated steam by using the heat energy device for preparing the superheated steam from the waste heat steam; fourthly, drying wet-based lignite and improving quality by using the energy-saving cylindrical lignite-drying and quality-improving device; and finally, recycling the waste heat steam produced in a drying process by the recycling, purifying and refining steps. The process uses the waste heat steam to dry the lignite and has the characteristics of reasonable design and simple, convenient and smooth route. The device has the characteristics of optimized design, compact structure, small floor area, a small amount of investment, low running cost, high yield, large dehydrating range, safe running, energy conservation, capability of saving power, lowering consumption and reducing emission, wide application range of quality-improved lignite and the like.

The invention discloses a discharge method of a waste lithium ion battery. The lithium ion battery is soaked in salt water being 3-5% in mass concentration for 10-15 days with stirring for one time per 2-3 days; then the lithium ion battery is taken out and washed by water and is dried, and is placed in a battery case in the bottom of a needle punching machine; a needle head of the needle punching machine is pierced into the interior of the middle of the lithium ion battery and then is pulled out after the needle head stays at the interior of the lithium ion battery for at least half an hour. The discharge method only includes two steps, is simple and safe and can discharge the battery completely.

The present invention belongs to the technical field of protecting single-phase grounding short-circuit which results from insulation failure of single-phase and three-phase power consuming equipment in a low-voltage power network, and in particular relates to a current-limiting, arc-eliminating and excitation-dividing tripping type grounding short-circuit protection device. The technical proposal consists of a circuit breaker actuating device, a circuit breaker starting mechanism, and a short-circuit detection actuating mechanism. Because the current or voltage signals which are used for actuating the protection device is not related to the short-circuit current of the original grounding short-circuit loop, the protection device solves the problem of dependence on the fuse for the grounding short-circuit failure in the long term and the problem that the short-circuit switch with current as a parameter can not easily generate the maximum allowable temperature rise (igniting fire) in the loop wire within the protective range, and in particular in the terminal insulating wire of the power consuming equipment, so as to timely cut off the circuit.

The embodiment of the invention provides a fire control system and method. The fire control system and method are used for monitoring and controlling the fire situation in a power distribution room, thereby improving the power supply safety of the power distribution room and the power supply reliability of a user. In the embodiment of the invention, a fire monitoring sensor, a ventilation module and a fire protection module are arranged in the power distribution room, the fire monitoring sensor can upload monitoring information including temperature information, flame state information and smoke state information to a station control platform through a communication module, so that the station control platform can remotely monitor the fire situation of the power distribution room, and canremotely control (by feeding back first processing information) the ventilation module and the fire protection module to enter a working state to eliminate a fire. Meanwhile, the fire monitoring sensor at the power distribution room also has a self-processing function: when the monitoring information meets a preset condition but the station control platform does not feed back the first processinginformation, the ventilation module and the fire protection module are controlled to enter the working state, thereby doubly ensuring the fire safety of the power distribution room.

The invention relates to a treatment method for high-salt and high-COD (chemical oxygen demand) wastewater. According to the method, the high-salt and high-COD wastewater undergoes MVR (Mechanical Vapor Recompression) distillation and concentration and spray baking, so that powder is formed, and the powder is sent into an oxygen-free splitting carbonization furnace filled up with superheated vaporand heated to 500 DEG C to 650 DEG C by the superheated vapor to undergo splitting and carbonization. The treatment method for the high-salt and high-COD wastewater is optimized, the difficulty of wastewater treatment is decreased, moreover, energy consumption is reduced, and the production cost is reduced.

The invention relates to a spark detecting and extinguishing device. The spark detecting and extinguishing device comprises a first spark detecting sensor device, a spark extinguishing actuator deviceand a second spark detecting sensor device, wherein the first spark detecting sensor device, the spark extinguishing actuator device and the second spark detecting sensor device are arranged in the direction of a dust pipeline. The spark detecting and extinguishing device further comprises a upper computer and an alarm system, wherein the upper computer is connected with the first spark detectingsensor device, the spark extinguishing actuator device, the second spark detecting sensor device and the alarm system. According to the spark detecting and extinguishing device, a high sensitivity isobtained, smallest spark or fiery particles can be detected, and immediate measures can be taken to eliminate risks of a fire and an explosion without closing a transmission system or stopping production, and thus economic losses are avoided and personal safety is assured at the same time. The alarm system can alert an operator so that the malfunction can be dealt with as soon as possible. And larger and more sparks or fiery particles can be detected, and when dangers of the fire and the explosion are great, by the second spark detecting sensor device, equipment can be protected and greater economic losses can be avoided.

The invention relates to the technical field of fire alarming, in particular to an independent fire-alarming fire-extinguishing end device. The end device comprises a fire extinguishing device and a cooling device which are arranged on the same mounting structure; jetting devices are connected to the fire extinguishing device and the cooling device respectively; the fire extinguishing device is internally filled with fire extinguishing agents used for extinguishing open fire on the surface of an object; refrigerants used for lowering the temperature of the object are stored in the cooling device; and the fire extinguishing agents and the refrigerants extinguish the fire and cool the fireproof object through the jetting devices respectively. According to the end device, the open fire on the surface of the fireproof object is timely extinguished through the fire extinguishing device, and the cooling device is adopted to cool the fireproof object so that the problem that in the prior art, fire extinguishing and cooling cannot be achieved at the same time can be solved, the temperature of the fireproof object can be effectively lowered while the open fire on the surface of the fireproof object is extinguished, the risk of secondary reignition or explosion further caused by the heat of the fireproof object can be avoided, the fire on the fireproof object can be effectively extinguished, and therefore the safety of personnel and property can be guaranteed to the maximum extent.

The invention relates to a method for clearing oil stains on an industrial waste fuel gas cabinet. The method is used for cleaning internal structures, such as an oil passage system and an inner wall, of the waste fuel gas cabinet to be disassembled. In the process of disassembling the fuel gas cabinet, the use of fire for cutting easily causes fire and explosion safety risks. The method comprises: (a), draining an oil material in the oil passage system before cleaning the oil passage system; (b), injecting a prepared chemical cleaning agent through an original oil pumping system; (c), tapping, sprinkling and rinsing the inner wall of the fuel gas cabinet; (d), soaking, emulsifying, sprinkling and rinsing a piston oil tank, an oil tank bottom groove and a tank bottom; and (e), collecting and processing impurities and cleaning waste liquid. When the oil stains on the industrial waste fuel gas cabinet are cleared by the method provided by the invention, various oil stain impurities in the oil passage system of the fuel gas cabinet can be effectively cleaned, fire and explosion safety risks easily caused by fire cutting in the disassembling process are eliminated, waste oil pollution is reduced, and clean production is realized.

The invention provides an impact decomposition device for a thermobaric fuel. The device mainly comprises an explosive upper cover, a sealing ring, a fuel container and a gas valve. An isolated structure is adopted, the explosion of an explosive is taken as an impact wave source and a sample fuel is filled in the fuel container; the sealing property is guaranteed via a spiral oblique surface and the sealing ring, the impact decomposition test for the thermobaric fuel can be implemented, and the problems of easy fire spurting, small loading pressure, difficult product characterization and the like in impact decomposition of the thermobaric fuel are solved.

A method is disclosed to father self-ignition of pyrites by bacterium extraction, which belongs to the field of ore deposit fireproof. Acidic immersion liquiol with special thiophil bacteria is sprinkled in blasting pile by system of liquid distribution. With the interaction of bacteria and oxygen, oxidizable ore on the surface of ore particles is changed from solid phase to liquid phase. Temperature of blasting pile is lowered below critical temperature of ore self-ignition by increasing flux of immersion liquiol. The invention has much strongpoint including low cost, little investment, brief craft flow, small environmental pollution and moderate biochemical reaction etc. Safe manufacturing techniques of high-sulphur ore are formed by combining with the craft of original mining, which eliminate intrinsic fire hazards of high-sulphur deposit radically to advance father effect and reduce father cost. The invention is applicable for mining enterprises with spontaneous ignition such as chemical, colored and black mines etc.

The invention discloses a wall-mounted cabinet with a fire extinguishing device, which comprises a cabinet body (1); the cabinet body (1) is provided with a fire extinguishing device, a smoke sensor (2) and a controller; the fire extinguishing device, The smoke sensors (2) are all electrically connected to the controller (3); the fire extinguishing device includes a pipeline (4) and a nozzle (5), and the nozzle (5) can be installed in the pipeline ( 4) and the spray head (5) is exposed outside the side wall of the cabinet (1). The cabinet is equipped with a fire extinguishing device, which can extinguish the fire in time in case of a fire, thereby guaranteeing the life safety of users.

The invention discloses a belt edge tearing preventing switch of a belt conveyor. The belt edge tearing preventing switch of the belt conveyor is mounted on a support of the belt conveyor, or is mounted on a special support and then is mounted on the support of the belt conveyor. The belt edge tearing preventing switch is provided with a touch rod (piece), when touching a torn edge of a belt, the touch piece drives the switch to act, the belt conveyor stops running or sends out a prompting and warning signal, and a worker can make a handling decision after examining the belt conveyor. Therefore, the torn edge can be prevented from being expanded, conveying capacity is reduced, and the circumstance that equipment at the tail of the belt conveyor is damaged or the belt conveyor catches fire due to the fact that the torn edge is wound on a drum or a drum shaft after being expanded is avoided.

The invention discloses an intelligent fresh air system integrated with safety alarm control and a control method thereof. The system comprises a fresh air intake module and a negative pressure exhaust module, and further comprises a gas leak detection module, a natural gas pipeline switch module, a power supply module and a controller. The fresh air intake module, the negative pressure exhaust module, the gas leak detection module and the natural gas pipeline switch module are separately connected with the controller, and the fresh air intake module, the negative pressure exhaust module, thegas leak detection module and the natural gas pipeline switch module are separately connected with the power supply module. The fresh air intake module and the negative pressure exhaust module separately include an explosion-proof fan and a metal pipeline, fire proof plates are applied outside the metal pipeline, and a motor used in the explosion-proof fan includes at least two rotational speeds.The danger of gas leakage can be effectively detected through the intelligent fresh air system integrated with safety alarm control and the control method thereof, and gas is safely, efficiently and quickly discharged to the outdoor.

The invention discloses a multipurpose liquid-storage-type wiping pen, aiming at solving the technical problems that a wiping operation mode in the current industry and medical industry is low in operation efficiency, and meanwhile potential safety hazards are likely to be caused. The wiping pen comprises a columnar and hollow pen holder with one end closed; a liquid-storage material for sucking and storing a wiping reagent is arranged in the hollow area of the pen holder; a liquid-guide conveying rod for sucking and conveying the wiping reagent is detachably mounted at the unclosed end of thepen holder; and one end of the liquid-guide conveying rod extends into the liquid-storage material of the pen holder, the other end of the liquid-guide conveying rod outwards extends out of the pen holder and is used for sealing the pen holder through the liquid-guide conveying rod, and a wiping head made of a fiber material and used for contact wiping is mounted at the end, outwards extending out of the pen holder, of the liquid-guide conveying rod. According to the wiping pen, the working efficiency is improved, and environmental pollution and potential safety hazards such as fire disastersand explosions in use are eliminated.

The invention discloses a device and a method for correcting a coke oven door knife edge. The device is characterized by comprising a mouth-shaped square steel frame, a 5t jack, two 1t jacks and a correcting rotary rack, wherein the mouth-shaped square steel frame consists of an upper beam, two side beams, a lower beam and two hanging hooks; the tops of the two side beams are fixedly welded and connected with the upper beam, and the bottoms of the two side beams are welded with an elliptic hole respectively; two ends of the lower beam pass through the elliptic holes; one end of each of the two hanging hooks is welded with an elliptic hole, the two hanging hooks can be movably hung on the middle part of the lower beam through the elliptic holes, the other ends of the two hanging hooks are provided with an iron hook respectively, and the hook inlets of the two iron hooks are arranged in opposite directions; the 5t jack can be arranged at the bottom of the upper beam, and the bottoms of the 1t jacks can be propped against the oven door knife edge; and one end of the correcting rotary rack can be arranged below the 5t jack, and the other end of the correcting rotary rack can be arranged above the 1t jack.