22results about How to "Realize self-circulation" patented technology

The invention discloses a waste gas treatment device for new energy industrial automobile production, and particularly relates to the technical field of waste gas treatment.The waste gas treatment device comprises a treatment box, a double-cylinder reverse filtering set is arranged on the lower side of the interior of the treatment box, the bottom end of the treatment box is fixedly connected with a gas suction pipe, and a bidirectional spraying assembly is arranged on the upper side of the double-cylinder reverse filtering set; a self-circulation assembly is arranged on the upper side of the bidirectional spraying assembly, and an air injection assembly is arranged on the upper side of the self-circulation assembly. According to the invention, double cylinders in the double-cylinder reverse filtering group rotate reversely to intercept waste gas in a layered manner and disturb airflow at the same time for preliminary filtering, and then a vertical three-dimensional spraying field is formed through cooperation of the bidirectional spraying assembly and the self-circulation assembly, and a filtering layer in the self-circulation assembly is cleaned; and finally, the adsorption and interception efficiency of small particles is improved through shaking of the air injection assembly, self-cleaning is achieved, and the treated automobile paint spraying waste gas can reach the standard to be discharged.

The utility model discloses a solar full-spectrum-driven zero-carbon air conditioning system which comprises a solar photovoltaic system, a dehumidifier and a reverse-flow dew-point evaporative cooler. The solar photovoltaic system comprises a solar photovoltaic panel, a storage battery and a water tank, and a water cooling plate is arranged on the solar photovoltaic panel; the storage battery is used for storing electric energy generated by the solar photovoltaic panel and supplying power to the fan, and the water cooling plate is used for collecting heat generated by the solar photovoltaic panel and storing heated water in the water tank; the dehumidifier adopts an MOFs material as a desiccant and comprises two dehumidification modules, and the two dehumidification modules adopt a dehumidification-desorption alternate cycle working mode and alternately execute dehumidification operation and regeneration operation; the reverse-flow dew-point evaporative cooler comprises a dry channel and a wet channel, dry air dehumidified by the dehumidifier is divided into two parts at the tail end of the dry channel after passing through the dry channel, one part serves as working air to enter the wet channel to promote evaporation of a water film on the surface of the wet channel, and the other part serves as product air to be exhausted.

The utility model discloses a fabric degradation testing device, and belongs to the technical field of fabric detection equipment. Which comprises an external box, an operation panel is arranged on one side of the external box, lifting seats are arranged on the two sides of the bottom of the external box, and is characterized in that observation openings are formed in the top and the three side faces of the external box, a top plate for sealing the observation openings in the top is arranged on the top of the external box, and the lifting seats are arranged on the top of the external box. A plurality of discharging grooves are formed in the top of the top plate; according to the utility model, the external box with the three observation openings is arranged, the insertion groove and the side flaring are respectively formed in each observation opening and are used for preventing two transparent glass plates for observation, and meanwhile, the heat preservation cover and the test box in the external box are both made of glass plates with relatively high light transmittance, so that the internal decomposition condition can be well observed; meanwhile, a plurality of layers of glass plates are arranged to achieve good heat preservation and moisture preservation effects.

The fluid control assembly comprises a connecting body and a valve element, the connecting body is provided with a containing cavity and a communicating opening, and at least part of the valve element is located in the containing cavity; the connecting body comprises a side wall part, the communicating port is formed in the side wall part, and the wall part forming the containing cavity comprises the side wall part; the communicating port comprises a first port and a second port, and the valve element can enable the first port to communicate with the second port; the fluid control assembly comprises a flow channel, the flow channel is located on the periphery of the side wall part, and the flow channel communicates with the first opening and the second opening. Compared with the mode that the flow channel is arranged on the flow channel plate, the fluid control assembly is compact in structure, and miniaturization of the fluid control assembly is facilitated.

The present invention relates to an immersion evaporative cooling system suitable for a vertical motor rotor, comprising a condenser, a magnetic pole coil, a sealing liquid box and a connecting pipe. The magnetic pole coil is placed inside the sealing liquid box, and the inside of the sealing liquid box is perfused with a liquid evaporative cooling medium, so that the magnetic pole coil is completely immersed in the liquid medium, that is, the liquid level of the liquid medium is higher than the magnetic pole coil; the top of the sealing liquid box is connected to the condenser through a connecting pipe, and the gaseous evaporative cooling medium generated inside the sealing liquid box flows to the condenser through the connecting pipe, and the liquid medium generated after condensation by the condenser also flows back to the sealing liquid box through the connecting pipe, so that only the connecting pipe needs to be set between the top of the sealing liquid box and the condenser to realize the two-way flow of liquid medium and gaseous medium at the same time, without the need to set a separate liquid return pipe between the bottom of the sealing liquid box and the condenser.

The invention belongs to the technical field of energy storage systems, and discloses an energy storage direct cooling system which comprises a compressor, a condenser assembly, an expansion valve, a liquid storage device, a refrigerant pump, a liquid separator, a battery cluster and a valve piece. A refrigerant outlet of the compressor is connected with a first port of the first condenser, the two ends of the expansion valve are connected with a second port of the first condenser and a refrigerant inlet of the liquid storage device respectively, and the two ends of the refrigerant pump are connected with a first refrigerant outlet of the liquid storage device and a refrigerant inlet of the liquid separator respectively. The two ends of the battery cluster are connected with a refrigerant outlet of the liquid separator and a refrigerant inlet of the liquid storage device respectively, a second refrigerant outlet of the liquid storage device is connected with a refrigerant inlet of the compressor, and the valve piece is located between the refrigerant inlet of the compressor and the second refrigerant outlet of the liquid storage device. A liquid refrigerant can be prevented from entering the air suction side of the compressor to cause liquid impact; the self-circulation of the refrigerant in the system can be realized, and the temperature consistency of the batteries in the battery cluster is improved; and the system integration degree is high.

The present application provides an online activation system, method and vehicle for a fuel cell, and relates to the field of fuel cell technology. The system includes: a bidirectional DC converter, a fuel cell, and vehicle equipment, and the vehicle equipment includes: a power battery and electrical equipment on the vehicle; a hydrogen control valve is provided on the hydrogen intake pipe of the fuel cell, a hydrogen circulation pump and a hydrogen-water separator are provided on the hydrogen circulation pipe of the fuel cell, and the hydrogen circulation pipe is connected to the hydrogen intake pipe; an air control valve, an air compressor, an intercooler and a first humidifier are provided on the air intake pipe of the fuel cell, an air-water separator, a three-way valve and a second humidifier are provided on the air circulation pipe of the fuel cell, and the air circulation pipe is connected to the air intake pipe, and the connection position of the air circulation pipe and the air intake pipe is located between the air control valve and the air compressor. Through the system of the present application, the on-board fuel cell can be automatically activated by multi-cycle hydrogen pump and high-power activation when the whole vehicle is running.

This invention proposes a large-scale vertical motor thrust head and lubrication and cooling system based on phase change self-circulation, belonging to the field of vertical motor lubrication and cooling technology. It solves the problems of complex installation, high water consumption, high leakage risk, and high cost inherent in existing large-scale vertical motor thrust and guide bearing lubrication and cooling systems. The guide bearing is assembled and installed on the inner wall of the base and outer cover assembly, while the thrust bearing is assembled and installed at the bottom inside the base and outer cover assembly. The lower end face of the thrust head fits into the thrust bearing assembly to form a thrust sliding pair, and its lateral outer circular surface contacts the guide bearing assembly to form a guide sliding pair. The inner hole of the thrust head is connected to the main shaft and rotates synchronously with the main shaft. Phase change material fills the internal cavity of the thrust head, and a spiral finned cooler communicates with the internal cavity of the thrust head. This invention combines the phase change heat transfer characteristics of the phase change material to achieve a self-cooling cycle without external cooling water and power, simplifying the equipment structure, reducing operating costs, and improving system stability and service life.

The present invention discloses a self-circulating liquid cooling system and a control method, which are used to solve the technical problem that the existing liquid cooling system needs to use a circulating pump to realize the circulation of coolant. The equipment cooling pipeline in the present invention is connected with a second coolant supply pipeline, the second coolant supply pipeline is connected to the second circuit of the main heat exchanger, the second circuit of the main heat exchanger is connected to a liquid storage tank, the bottom outlet of the liquid storage tank is connected with a second coolant outlet pipeline, the second coolant outlet pipeline is connected to the equipment cooling pipeline; the first vacuum generation pipeline is connected to the gaseous second coolant outlet of the main heat exchanger, the first vacuum generation pipeline is connected to the inlet of the second circuit of the auxiliary heat exchanger, the first pressure sensor and the vacuum pump are connected to the first vacuum generation pipeline, the gaseous second coolant outlet of the auxiliary heat exchanger is connected to the second vacuum generation pipeline, the second vacuum generation pipeline is connected to the second coolant supply pipeline, and the auxiliary heat exchanger is connected to the liquid storage tank.

The present application relates to a kind of transformation condensate resource utilization method.The method includes the following steps: S1, after mixing with sulfuric acid, the transformation condensate is carried out decarburization treatment, and the crude ammonium sulfate solution is obtained;S2, under the action of catalyst, the crude ammonium sulfate solution is reacted with oxidizing agent, and the refined ammonium sulfate solution is obtained;Oxidizing agent includes one or more of hydrogen peroxide, ozone and persulfate.The method of the present application is suitable for different scale transformation condensate treatment process, and has the following characteristics: waste material recycling, recovery rate is more than 99.0%, product added value is high, and economic benefit is good;Avoid the phase change process of water, and energy consumption is less, energy saving and emission reduction;Process flow is simple, and processing efficiency is high;Avoid secondary pollution;Help coal chemical industry enterprise to realize plant material self circulation, and generate good economic benefit by-product.

The utility model discloses a pipeline anti-freezing system. The pipeline anti-freezing system comprises a plurality of solar heat collection plates, a heat collection water tank, a heat storage water tank, a first water pump and a heat exchange device. And an outlet valve and an inlet valve are respectively arranged at an outlet and an inlet of each solar heat collection plate. The heat collection water tank is higher than the solar heat collection plate, and the heat collection water tank communicates with a water outlet of the solar heat collection plate through a first water inlet pipe and communicates with a water return opening of the solar heat collection plate through a first water return pipe. The heat storage water tank communicates with the heat collection water tank through a second water inlet pipe and a second water return pipe to form a water circulation loop. The first water pump is installed on the second water return pipe. A hot fluid inlet and a hot fluid outlet of the heat exchange device both communicate with the hot water storage tank, and a cold fluid inlet and a cold fluid outlet of the heat exchange device both communicate with a fire fighting pipeline. According to the pipeline anti-freezing system, the maintenance cost of a tunnel fire fighting system is greatly reduced, and self-circulation is achieved between the solar heat collection plate and the heat collection water tank through the density difference between hot water and cold water.

The invention discloses a frequency converter heat preservation and heat dissipation device which comprises a frequency converter cabinet body, an air inlet is formed in the side portion of the lower end of the frequency converter cabinet body, an air outlet is formed in the upper end face of the frequency converter cabinet body, a turbine heat dissipation fan is installed in the air outlet, and an air guide box is installed on the upper end face of the frequency converter cabinet body. The air guide box covers the periphery of the air outlet, an exhaust pipe is installed on the side portion of the upper end of the air guide box, and an exhaust outlet of the exhaust pipe communicates with the outside through an axial flow fan. According to the device, cooling can be effectively achieved, the excellent heat preservation effect can be achieved, the cooling function and the heat preservation function can be freely switched, different use requirements are met, the device is low in improvement cost and maintenance cost and low in failure rate, it is ensured that equipment can safely and stably operate for a long period, and the device is suitable for popularization and application. A more economical, efficient and reliable choice is provided for solving the problems of ventilation and heat preservation of the frequency converter, and the energy-saving and consumption-reducing effects are remarkable.

The invention discloses novel water circulation hydroelectric power generation equipment which comprises a water storage tank, a circulation water tank and an external water pool. The number of the water storage tanks and the number of the circulating water tanks are both two, the water storage tanks and the circulating water tanks are symmetrically arranged in a cross shape, the positions of the water storage tanks are higher than the positions of the circulating water tanks, external pools are arranged on the lower portions of the circulating water tanks in the circumferential direction, and a plurality of water pumping devices connected with the external pools through pipelines are arranged on the tops of the circulating water tanks in the circumferential direction. The upper part of the water storage tank is connected with a water feeding pipe; the lower part of the water feeding pipe is communicated with the bottom of the circulating water tank; the bottom of each water storage tank is connected with a spiral pipeline, the other end of the spiral pipeline is communicated with the bottom of any water storage tank, one end, close to the circulating water tank, of the spiral pipeline is provided with at least one pressurizing bottle, and the spiral pipeline is provided with a generator located between the circulating water tank and the pressurizing bottles.

The utility model discloses a cooling liquid self-circulation sand pump which is characterized in that the cooling liquid self-circulation sand pump comprises a main shaft, a mechanical seal pump cover and a sealing seat, the main shaft penetrates through the sealing seat and the mechanical seal pump cover, a mechanical seal device and an oil seal are installed on the mechanical seal pump cover and the sealing seat respectively for sealing, a pumping ring is arranged between the mechanical seal device and the oil seal, the pumping ring is fixed on the main shaft, and the main shaft penetrates through the sealing seat. The upper end and the lower end of the sealing seat are provided with a discharging connector and a connecting connector respectively, the discharging connector is communicated with the position over the pumping ring, and the connecting connector is communicated with the position below the side of the pumping ring. By arranging the pumping ring, in the operation process of the sand pump, a pressure difference is generated at a cooling liquid discharging connector and a cooling liquid discharging connector, so that the cooling liquid can achieve self-circulation, and the lubricating and cooling effects on the mechanical seal device are achieved.

The present invention relates to the technical field of air circuit breakers, and specifically to an insulating sealed epoxy-sealed pole, comprising a main body, a cooling cylinder and a liquid delivery component, wherein the cooling cylinder is sleeved on the outside of the main body, and a liquid storage chamber is provided inside the cooling cylinder, and the liquid storage chamber is separated into an upper chamber and a lower chamber along the vertical direction, and cooling medium is stored in both the upper chamber and the lower chamber. The present invention is provided with a liquid delivery component, and the liquid delivery component is used to realize the directional delivery of the cooling medium from the upper chamber to the lower chamber, and the cooling medium first absorbs heat and vaporizes in the upper chamber, and then condenses and flows back into the upper chamber when it encounters cold, and when the amount of liquid cooling medium in the upper chamber exceeds a preset value, the cooling medium in the upper chamber can flow back into the lower chamber, thereby realizing the self-circulation of the cooling medium between the upper chamber and the lower chamber, and because the liquid delivery component is configured so that the delivery amount of the cooling medium of the liquid delivery component is positively correlated with the temperature in the upper chamber, the higher the temperature in the upper chamber, the faster the self-circulation speed of the cooling medium.

The present invention relates to an aluminum alloy composite material for brazing, comprising: a core material layer, a first brazing layer, and a first intermediate layer, wherein the first intermediate layer is located between the core material layer and the first brazing layer. In the aluminum alloy composite material for brazing of the present invention, the raw material of the core material layer may contain more than 50% by weight of waste based on the weight of the raw material of the core material layer. The composite material of the present invention has high strength and corrosion resistance, and a large amount of post-consumer waste and process waste can be used in the preparation process, which can achieve green and sustainable development, can significantly reduce carbon emissions, and create conditions for achieving the dual carbon strategy.

The present invention provides an electroplating apparatus and method for prolonging the service life of a circulating electroplating solution by isolating external oxygen. The apparatus includes: an open electroplating tank; a sealed liquid storage tank with electroplating solution stored therein, injected with N2 and maintained at a preset pressure; a liquid injection, reflux and overflow pipeline connecting the electroplating tank and the liquid storage tank, with U-shaped liquid seals provided on both the reflux and overflow pipelines; an N2 pipeline for providing an oxygen-isolated environment for the electroplating solution reflux channel; a bypass pneumatic valve for opening after the N2 pipeline releases N2 to balance the N2 pressure in the liquid storage tank. The present invention innovatively proposes a brand-new open electroplating tank body device structure and electroplating solution circulation system. By controlling the N2 pipeline and using the U-shaped liquid seal, the air in the reflux and overflow pipelines can be discharged and the overall system can be helped to isolate air and oxygen. With the help of the bypass pneumatic valve, etc., the pressure generated by the input of N2 into the liquid storage tank can be balanced, enabling the reflux electroplating solution to flow back to the liquid storage tank by gravity. Moreover, the maintenance of the N2 pressure in the liquid storage tank can maintain a zero or low oxygen environment.

The invention discloses a pyrolysis material balanced self-circulation conveying structure, and relates to the technical field of waste liquid treatment.The pyrolysis material balanced self-circulation conveying structure comprises a bottom plate, two limiting plates are fixedly connected to the top of the bottom plate, heating sleeves are fixedly connected to the interiors of the two limiting plates, and a fixing plate is fixedly connected to the position, located on one side of one limiting plate, of the top of the bottom plate; and a supporting plate is fixedly connected to the position, located on one side of one limiting plate, of the top of the bottom plate, second sealing supporting assemblies are installed on one side of the fixing plate and one side of the supporting plate correspondingly, and a rotary shell is installed on the outer sides of the two second sealing supporting assemblies. By arranging the rotary shell, the heating sleeve and the conveying shell, compared with the prior art, the structure has the advantages that the structure is simple, the occupied area is small, more equipment is not needed, and the treatment cost is reduced.

The application provides a compressor air intake cooling system and compressed air energy storage system, and belongs to the technical field of compressed air energy storage. The compressor air intake cooling system comprises a compressor, a double-fluid nozzle integrated component, a gas supply path and a liquid supply path. The compressor has an air inlet and an air outlet. The double-fluid nozzle integrated component is installed on the air inlet, and the outlet of the double-fluid nozzle integrated component is communicated with the air inlet. One end of the gas supply path is connected with the gas channel of the double-fluid nozzle integrated component, and the other end is connected with the air outlet. One end of the liquid supply path is connected with the liquid channel of the double-fluid nozzle integrated component, and the other end is connected with a cooling liquid storage device. The double-fluid nozzle integrated component is used to provide a lower pressure without high temperature, so that a high gas-liquid flow rate difference can be realized, liquid fine atomization can be realized, the lower pressure can effectively reduce the nozzle wear rate, the maintainability can be improved, the installation requirements of the pipeline and equipment can be reduced, and the reliability and safety of the system can be improved.

The present invention discloses a combined cooling air supply duct system, which relates to the field of air conditioning, including a bellows and a docking duct, and also includes: a three-way bin, one of whose openings is connected to the bellows outlet, and the other two openings are respectively connected to an air supply duct and a return air duct, and the air supply duct is connected or disconnected with the docking duct through a lifting component; the return air duct outlets air at the end and is arranged outside the bellows air inlet; a flow guide component is arranged in the three-way bin. The present invention connects the air supply duct with the docking duct, and the flow guide component controls the bellows to be connected only with the air supply duct, thereby supplying cold air to the docking duct; when not needed, the air supply duct is disconnected from the docking duct, and the flow guide component controls the bellows to be connected only with the return air duct, thereby reducing the negative pressure effect of the production equipment on the one hand, and on the other hand, the return air duct guides the cold air back to the bellows air inlet, realizing the self-circulation of the bellows, preventing the bellows from repeated start and stop, and reducing energy consumption.

The invention relates to the technical field of lithium battery material drying, in particular to cold air self-circulation high-airtightness lithium battery material drying equipment. Comprising a sealed box body, and a drying chamber is arranged in the sealed box body. Dry cold air of the drying equipment obliquely purges the pole pieces from the multiple sets of air blowing assemblies to take away moisture, then the dry cold air is reflected and diffused through the pole pieces, the multiple sets of flow guide plates with the inner walls being cambered surfaces on the two sides of the pole pieces can guide reflected airflow into the air suction grooves, and the first baffle and the second baffle can block airflow diffusion; by means of the technical scheme, after the pole piece is dried by the dry cold air, the dry cold air can still carry the cold air to enter the refrigeration and dehumidification module, self-circulation of cold air drying is achieved, new pollution caused by contact between the cold air and outside air is avoided, the using effect of the drying equipment is improved, and energy consumption of refrigeration and dehumidification work is reduced.