9results about How to "Lower gas temperature" patented technology

The invention discloses an engine combustion chamber tester high-temperature tail gas automatic water spraying cooling control method, which is based on a high-temperature tail gas water spraying system, and is characterized in that on the basis of hardware arranged by a high-pressure cooling water system, a water inlet regulating valve and two water return regulating valves are automatically controlled; the cooling water sprayed into the water jacket in the test piece cabin is controlled to change a proper flow value under different working conditions, the purpose of finally cooling the high-temperature tail gas of the engine combustion chamber tester to a set value is achieved, response actions are automatically executed according to the current tail gas temperature under the condition that no specially-assigned person monitors, the exhaust temperature is effectively reduced, and the service life of the engine combustion chamber tester is prolonged. The tail gas temperature of a high-temperature tail gas water spray cooling system of an existing engine combustion chamber is automatically reduced to 150-200 DEG C without manual monitoring after being regulated and controlled, the temperature can be guaranteed to be 300 DEG C or below, the spraying flow can be effectively controlled, it is guaranteed that vaporization is just conducted without water accumulation, and therefore the two requirements for energy saving, consumption reduction and rapid cooling are met at the same time.

The invention discloses an energy-saving aluminum hydroxide suspension roasting device and a roasting method thereof. The energy-saving aluminum hydroxide suspension roasting device comprises a cooling assembly, a preheating assembly, a suspension roasting furnace, an SCR reactor, a dryer, a feeding assembly, an exhaust emission assembly and a heat supply device. The cooling assembly comprises a fourth-stage cyclone cooler, a third-stage cyclone cooler, a second-stage cyclone cooler and a first-stage cyclone cooler which are connected in sequence, and an air outlet of the first-stage cyclone cooler is communicated with an inlet of the suspension roasting furnace; the preheating assembly comprises a third-stage preheater, a second-stage preheater, a first-stage preheater and a first-stage preheater which are sequentially connected, the suspension roaster is communicated with the third-stage preheater, the first-stage preheater is communicated with the SCR reactor, the SCR reactor is communicated with the dryer, the dryer is communicated with the first-stage preheater, and the first-stage preheater is communicated with the waste gas emission assembly; the heat supply device can provide heat for the SCR reactor. The heat energy loss can be reduced.

A battery module according to the present application includes: a cell assembly including a plurality of battery cells; a lower case which is opened at a top thereof and has an accommodation space for accommodating the cell assembly; an upper case which is coupled to the lower case to cover a top of the opening of the lower case and has a connection hole which is perforated to communicate with the accommodation space; an upper cover which is coupled to the upper case to cover a top of the upper case, is spaced apart from the upper case to form a buffer space between the upper cover and the upper case, and has a discharge hole which is perforated to allow the buffer space to communicate with the outside; a partition member which has a horizontally elongated shape and is disposed in the buffer space to form a movement path extending from the connection hole to the discharge hole; and a coupling member which is disposed in the movement path, is configured to be coupled to the partition member, and has a movement space which is perforated from one side to the other side of a main body.

The invention relates to the technical field of preparation of synthesis gas through biomass gasification, in particular to a gasification furnace for preparation of synthesis gas through biomass pyrolysis coupling gasification, which comprises a gasification furnace, and a feeding system is arranged in the gasification furnace; the gasification furnace comprises a stirring box, a heating box and a discharging box which are sequentially connected from top to bottom; a starting device and an air inlet system are arranged in the heating box; the gas treatment system connected through the gas outlet can be used for treating tar in the synthesis gas; by arranging the double-helix structure controlled by the speed-adjustable motor, the feeding rate can be accurately controlled; through the structure of the stirring box and the heating box which are arranged in a sleeved mode, raw materials can be preheated through high temperature of synthesis gas, and efficient utilization of heat is achieved by reducing the temperature of the synthesis gas; the temperature and pressure monitoring system is arranged in the gasification furnace, the temperature and pressure of all positions in the gasification furnace can be monitored in real time, the starting device, the gas inlet system, the feeding device and the like are accurately controlled through the electric control cabinet, and the device has important value for research in the field of preparation of synthesis gas from biomass.

The embodiment of the utility model provides a kind of water-cooled muffler, relate to silencing device technical field.Water-cooled muffler includes muffler body, inlet pipe, exhaust pipe, inlet pipe and outlet pipe.Water-cooled muffler is provided with sound attenuation chamber and cooling chamber in muffler body.Inlet pipe, exhaust pipe, inlet pipe and outlet pipe are set to the outside of muffler body.Inlet pipe, exhaust pipe and sound attenuation chamber are communicated.Cooling chamber is provided with cooling element.Inlet pipe, outlet pipe are respectively communicated with cooling element.The utility model can cool muffler, reduce exhaust temperature, improve the infrared function of equipment.

This invention relates to a plasma generator based on a dense microporous material catalysis, belonging to the field of low-temperature plasma technology. The plasma generator contains at least one discharge unit, which includes a first electrode, a microporous ceramic medium, and a second electrode. The first electrode is used to connect to a power source, and the second electrode is used for grounding. The microporous ceramic medium is used to adsorb gas molecules and active particles generated by the plasma discharge. This invention generates micro-discharge in a dense microporous medium, which has an extremely high specific surface area. When gas passes through, it is adsorbed onto the surface of the micropores in the medium. Similarly, active substances in the plasma are adsorbed onto the surface of the micropores in the medium. This improves the contact efficiency between short-lived, highly active particles and free radicals in the plasma and the reactants, promotes surface catalytic reactions, and improves the overall efficiency of the device.

According to the energy storage cabinet electric core level fire extinguishing system and method, the structure is simple, the fire source is accurately aligned, the fire extinguishing agent spraying time is more accurate, and the continuous fire extinguishing time is longer. The system comprises a fire extinguishing medium storage device, a fire detection tube, a composite detector, a trigger and a controller, wherein the controller is in communication connection with a system background; the fire-fighting method of the system comprises the following steps: a, when a combustion factor is detected, the controller controls the system to stop; b, the composite detector drives a trigger to trigger a fire extinguishing medium storage device to release a fire extinguishing medium into the fire detection tube; c, giving an alarm and informing the smoke exhaust fan to work; d, when the fire detection tube is softened by high-temperature open fire and exploded by the high-pressure fire extinguishing medium, releasing the fire extinguishing medium to a fire source point of the battery cell; and e, when the fire is not extinguished or the battery core is re-combusted, triggering the glass ball of the spray head to be exploded at high temperature, and injecting fire-fighting water into the energy storage cabinet through the fire-fighting pipeline to extinguish the fire. The method is applied to the technical field of new energy and energy storage.

The utility model belongs to the technical field of biomass gasification, and discloses a novel clean fuel gas biomass fixed bed gasification furnace which comprises an outer reaction furnace and an inner reaction furnace, the inner reaction furnace is coaxially arranged in the outer reaction furnace, the bottom of the inner reaction furnace and the inner bottom of the outer reaction furnace are arranged at intervals, and a fuel gas generation area is arranged in the inner reaction furnace. The top of the inner reaction furnace extends to the outside of the outer reaction furnace, a furnace bar is fixed in the inner reaction furnace, the outer peripheral wall of the inner reaction furnace and the inner peripheral wall of the outer reaction furnace are spaced to form a gas purification area, and a gas outlet is formed in the side wall of the top end of the outer reaction furnace; a feeding mechanism is arranged above the inner reaction furnace; a bottom opening of the gas purification area is provided with a filtering mechanism; a cooling mechanism is fixed on the outer side wall, corresponding to the fuel gas purification area, of the inner reaction furnace; an ash removal mechanism is mounted at the bottom in the outer reaction furnace, and an ash inlet end of the ash removal mechanism axially corresponds to an opening in the bottom end of the inner reaction furnace. According to the reaction furnace, the temperature is kept stable by absorbing reaction heat, the gasification efficiency is improved, and the purification effect of fuel gas is improved.

The utility model discloses a headband elastic material automatic laminating machine, which belongs to the technical field of laminating machines, and comprises a base and a shell arranged on the outer side of the base, and further comprises a drying mechanism arranged in the shell and used for performing sectional drying treatment on a headband; the drying mechanism comprises a drying box located in the shell, breathable cotton plates are embedded in the two sides of the drying box correspondingly, and a set of drying grooves are formed in the two sides of the drying box correspondingly. By means of the mode, sectional type drying treatment is adopted, cloth is preheated step by step, edge curling of the cloth is effectively reduced, the phenomenon that fibers in the cloth are damaged is reduced, glue is heated stably, the subsequent pressing effect is guaranteed, heat energy can be recycled in the drying process, and more energy is saved.