17results about How to "Improve cycle efficiency" patented technology

The application relates to the technical field of water purification equipment, and relates to a water treatment equipment which comprises a water channel structure, a filter core assembly, a temperature adjusting device, a heat exchange water channel and a liquid channel control device; the temperature adjusting device comprises multiple heat exchange channels; the liquid channel control device is used for controlling the heat exchange water in the temperature adjusting device to be transferred into the transfer channel and then discharged from the wastewater outlet. The water treatment equipment of the embodiment realizes multi-path heat exchange of the heat exchange water by arranging the temperature adjusting device comprising multiple heat exchange channels.

The invention relates to the technical field of liquid injection, and discloses a filling system and a filling method.The filling system comprises a valve set, a first valve set, a second valve set, a third valve set and a fourth valve set, the first valve set and the second valve set are communicated with a first opening of a two-way hydraulic unit, and the third valve set and the fourth valve set are communicated with a second opening of the two-way hydraulic unit; the vacuumizing piece is communicated with the first channel and the third channel; the liquid injection part is communicated with the second channel and the fourth channel; the filling system has a vacuumizing state, a first liquid injection state and a second liquid injection state, in the vacuumizing state, the first channel and the third channel are opened, and the second channel and the fourth channel are closed, in the first liquid injection state, the first channel and the fourth channel are opened, and the second channel and the third channel are closed, and in the second liquid injection state, the second channel and the third channel are opened. The first channel and the fourth channel are closed. The filling system can reduce the gas amount in the two-way hydraulic unit, increase the liquid filling amount in the two-way hydraulic unit, and improve the performance and reliability.

This utility model provides a stamping equipment for medium and large-sized tapered roller bearing cages, belonging to the technical field of tapered roller bearings. It addresses the problem that existing bearing cages, after press-fitting, have a low protrusion height from the mold, and their significant weight makes it difficult for workers to stably grip the workpiece. The equipment includes a stamping machine body, fixed racks, a lifting plate, an automatic lifting assembly, and a limiting assembly. Two fixed racks are respectively fixedly connected to two fixed blocks. The lifting plate is located inside the pressing mold. Two sets of automatic lifting assemblies are distributed on the left and right sides of the stamping machine body. The limiting assembly is located inside a limiting box. This utility model utilizes the manual dragging action of the sliding component to automatically lift the stamped cage and inner ring, expanding the cage handling range. Simultaneously, the limiting plate prevents excessive dragging of the sliding component, effectively reducing the risk of workpiece drop.

The utility model discloses a kind of circulating pet water dispensers, including water storage tank and support seat, pump body assembly is configured in support seat, first containing cavity is provided in support seat, the setting of pump body assembly part is in first containing cavity, water tray is provided in the top of first containing cavity, water outlet channel and water inlet channel are formed in support seat, the water outlet channel is communicated with water tray, drain outlet is provided in the bottom of first containing cavity, the sealing member that can be opened and closed is provided in drain outlet, the drain outlet is located above water storage tank. Through being provided with first containing cavity in support seat, while pump body assembly is set in first containing cavity, the problem that pump body assembly durability is caused by being set in water storage tank is avoided, while drain outlet is set in the middle of support seat, so that the dirt in its water tray can be discharged from water tray faster, so that the water in water tray can have better circulation efficiency.

This utility model relates to the field of konjac flour drying technology, specifically a hot air circulation assembly for drying konjac flour. It includes a base plate, with a drying cylinder fixed to the base plate. A hot air circulation structure for drying the material inside the drying cylinder is located on the top surface of the base plate. The hot air circulation structure includes a hot air generator installed on the top surface of the base plate, an outlet pipe tightly fitted to the inlet end of the hot air generator for collecting hot air from inside the drying cylinder, and an inlet pipe tightly fitted to the outlet end of the hot air generator for blowing hot air into the drying cylinder. It also includes a stirring mechanism located inside the drying cylinder. This utility model solves the problems of heat energy waste and uneven drying by setting up a hot air circulation structure; it solves the problem of material accumulation and insufficient contact with hot air by setting up a stirring mechanism; and it solves the problem of pipe blockage affecting hot air circulation by setting up an upper filter plate, a lower filter plate, and a variable frequency ventilation fan.

The utility model relates to air conditioning technical field, concretely provides a mobile air conditioner, aims at solving the problem of straight blowing user of air outlet and poor indoor air circulation efficiency. For this purpose, the mobile air conditioner of the utility model includes: the casing, the inside is limited to have indoor heat exchange cavity, and the top cover plate of casing is equipped with the indoor air outlet of indoor heat exchange cavity, at least one indoor heat exchanger is arranged in indoor heat exchange cavity, and indoor heat exchanger is structured as the multi -section heat exchanger of bended connection, and the side plate of casing is equipped with indoor air inlet all on corresponding indoor heat exchanger, and the top of indoor heat exchanger is set up and is in abutment with casing and is equipped with the vent of air duct cover plate, and the lower plate surface of air duct cover plate is set up and is arranged along the circumference of indoor heat exchanger, and indoor fan is arranged between vent and indoor air outlet, and indoor fan is axial flow fan. The application can make the air flow of air outlet to spray and flow out upwards, then disperses and radiates to the four directions, and the circulation efficiency of indoor air is improved.

This invention discloses a highly regenerable absorbent for capturing carbon dioxide, its preparation method, and its application, relating to the field of gas separation and purification technology. The absorbent comprises a main absorbent component, a co-absorbent component, an active component, an antioxidant, an auxiliary agent, and water. The absorbent provided by this invention, by introducing the antioxidant 2,6-di-tert-butyl-4-methoxyphenol with a specific structure and the auxiliary agent 1-isopropyl-3-pyrrolidone, synergistically combines with the main absorbent component, the co-absorbent component, the active component, and the solvent water. It exhibits excellent absorption and desorption rates and low-temperature capture performance during CO2 capture, significantly reducing capture energy consumption and improving capture efficiency, thereby reducing operating costs. It is suitable for the capture and treatment of CO2-containing waste gas.

The application discloses a kind of based on low temperature embrittlement cooperates prefabricated mark guide plate stamping equipment, including base and the shelf plate of being movably arranged on base, the holding module for being clamped and positioning outside the processing area of tensioning the plate to be processed of outside the plate to be processed is arranged between the base and shelf plate, and the groove prefabricated module for processing V-shaped guide groove to outside the plate to be processed preset fracture zone, the low-temperature cooling module for the plate after being processed by groove prefabricated module is arranged on the side of base, to reduce the temperature of plate and maintain low-temperature atmosphere by being used for rapid cooling, and the control cabinet for being respectively communicated connection control with holding module, groove prefabricated module and low-temperature cooling module.The application solves the problem that traditional stamping process handles high-strength alloy plate and the outer ring component of difficult deformation material, because prefabricated mark processing, low-temperature treatment and stamping forming link discrete layout lead to parameter matching, low-temperature embrittlement uncontrollable, difficult to realize the problem of accurate control of fracture surface quality.

The application relates to a fresh air dehumidification heat pump system based on a new compressor series-parallel transformation step suction and exhaust, a refrigerant circulation flow path comprising a first air inlet coil, a first throttling device, a supply air coil, a first check valve, a return air coil, an exhaust air coil, a first four-way reversing valve and a first compressor which are sequentially connected; further comprising a second four-way reversing valve, a second compressor, a second air inlet coil and a second throttling device which are sequentially connected; further comprising a second check valve which is connected in parallel to the two ends of the supply air coil and the first check valve; the transformation of the series-parallel relationship of the compressors in the cold / heat mode is realized through the first four-way reversing valve and the second four-way reversing valve, so that the step suction / step exhaust forms correspondingly. Compared with the prior art, the two four-way reversing valves are switched skillfully, the switching of the two compressors in series and parallel is completed in the refrigeration and heating modes, and the switching of the step suction and the step exhaust is further realized, so that the unit performance is improved.

This application discloses a lubrication and anti-overflow device for a coil drawing machine, including a coil drawing machine mold. An oil tank is provided on the lower surface of the mold, and the oil tank is connected to a circulating oil tank via a return oil pipe. An oil pump is provided on the upper surface of the circulating oil tank, and the pump is connected to two movable nozzles via an oil delivery pipe. The device also includes an oil receiving tray, which is located on the side of the oil tank away from the mold. The inside of the oil receiving tray is connected to a support roller via a support frame, and the support roller is rotatably connected to the support frame. An oil scraper is provided above the support roller. The support roller and oil scraper of this application can scrape excess lubricant from the discharge surface onto the oil receiving tray. The strip-shaped oil discharge groove and scraping structure improve the filtration and circulation efficiency of the lubricant, increasing its recycling rate. The downward pressing component allows the oil scraper to contact the material, improving scraping efficiency and ensuring a clean working environment.

The present application relates to the field of high-voltage frequency converter cooling technology, and discloses a water cooling system.The water cooling system comprises a phase-shifting voltage transformation unit, a high-voltage frequency conversion unit, a detection unit, a cooling water outlet pipe and a cooling water inlet pipe.The phase-shifting voltage transformation unit comprises a first water outlet and a first water inlet.The high-voltage frequency conversion unit comprises a second water inlet and a second water outlet.The first water outlet is connected to the second water inlet.The first water inlet is connected to the cooling water inlet pipe, and the second water outlet is connected to the cooling water outlet pipe.The detection unit is connected to the phase-shifting voltage transformation unit and the high-voltage frequency conversion unit respectively.The water cooling system can further improve the circulation efficiency and the adjustability of the water cooling system.

This invention discloses a household absorption air conditioner / generator, belonging to the field of integrated refrigeration, air conditioning, and power generation technology. The device eliminates the traditional compressor, installing a 3-6KW direct-drive permanent magnet micro-generator in the original compressor location, equipped with a planetary or turbine gearbox. The core heat exchange component uses a graphite titanium plate heat exchanger, and the outer casing is made of titanium. Calcium chloride-ammonia water is used as the working fluid pair, with the fluids in the condenser and absorber in a gas-liquid two-phase state. An external liquid pump and solution pump are provided, and the plate condenser has a vacuum port; an external micro-vacuum pump draws a vacuum to reduce the vaporization temperature. The device achieves switching between cooling, heating, and standalone power generation modes via a circuit board, with the generator autonomously powered by a condenser fan. Its heat transfer coefficient reaches 6000-7000W / (m²・K), water consumption is only 5%-10% of traditional equipment, and energy efficiency is 60%-90%. Cooling and heating switching is achieved by reversing the external circulation pump. The product is suitable for areas without electricity, islands, deserts and other scenarios. It can be used for both military and civilian purposes, and can meet the dual needs of household air conditioning and daily electricity use. It is energy-saving, environmentally friendly and has a broad market prospect.

This invention belongs to the field of wastewater treatment technology, specifically relating to a Ti3C2T x / / HEP catalyst, ozone composite catalytic packing material, its preparation method and application. The catalyst is composed of MXene sheet support and high-entropy perovskite oxide, and its preparation method is as follows: Ti3C2T x The metal salt is added to the solvent and stirred to obtain a mixture; then the ligand solution is added and stirred to form Ti3C2T. x / MOFs wet gel was dried under multi-gradient vacuum drying to obtain dry gel, which was then ground into powdered precursor; the precursor was calcined under an inert atmosphere and cooled to obtain Ti3C2T x / / HEP catalyst. The ozone composite catalytic packing material of this invention has advantages such as fast electron transfer rate, abundant active sites, high catalytic stability, and low metal leaching, and can be widely used in various industrial wastewaters for the degradation of organic matter.

This invention relates to the field of refrigeration technology, and particularly to a cryogenic propellant storage system and method. The system includes: a compressor compressing helium gas; a first portion of the compressed helium gas flows into a circulating refrigeration assembly, and a second portion flows into a heating assembly; the circulating refrigeration assembly cools the first portion of helium gas and uses it to cool liquid hydrogen stored in a liquid hydrogen tank and liquid oxygen stored in a liquid oxygen tank; the cooled first portion of helium gas is then returned to the compressor; the heating assembly uses the second portion of helium gas to heat liquid oxygen flowing out of the liquid oxygen tank and liquid hydrogen flowing out of the liquid hydrogen tank, obtaining gaseous oxygen and gaseous hydrogen, which are then transported to the engine; the heated second portion of helium gas is then returned to the compressor. This invention effectively utilizes the high-quality cooling capacity within the storage tanks, improving the efficiency of the circulating refrigeration system.

The utility model discloses a self -driven integrated solar heat collecting device relates in the field of solar heat collector, and self -driven integrated solar heat collecting device shell includes casing and partition, casing is provided with opening and cavity, and the both ends of partition respectively with the two side walls opposite of cavity abut, to form first space and second space with the cavity partition, pipeline structure is located heat absorption board close to the one side of cavity bottom wall, pipeline structure has circulation inlet and circulation outlet, photovoltaic board is connected with circulation power element electricity, and circulation power element is communicated with pipeline structure setting, can drive the circulation medium flow in the pipeline structure inside, the utility model discloses a circulation power element drive medium flow in the pipeline structure inside, and the circulation efficiency is higher, and the circulation power element provides electric energy by photovoltaic board, need not to connect commercial power and increase commercial power control device, reduce the application of commercial power pipeline, not only make whole installation more compact beautiful, and make construction installation process more simple.

This invention discloses a meta-aramid coating slurry, its preparation method, and a battery separator. Hydrogenated nitrile butadiene rubber (NBR) is used as a binder. During the synthesis of meta-aramid, m-phenylenediamine and NBR are first prepared into a mixed solution, and then meta-aramid is prepared. The amide bonds in the meta-aramid form hydrogen bonds with the NBR, allowing the meta-aramid and NBR to bond well together without intermolecular repulsion. When used in a separator coating, the non-repulsive aramid and NBR not only retain the temperature resistance of the meta-aramid but, more importantly, enable the coated separator and the electrode to exhibit extremely high adhesion under hot-pressing conditions. Applying this coated separator to lithium batteries can significantly improve battery safety.

This invention provides a molten salt thermal energy storage system, relating to the field of molten salt thermal energy storage technology. The system includes a molten salt heating component, an energy conversion component, and a steam generation component. The molten salt heating component heats low-temperature molten salt to obtain high-temperature molten salt, which is then transported to the energy conversion component. The energy conversion component includes a molten salt hot tank, a molten salt cold tank, and a heat exchange unit. The molten salt hot tank stores high-temperature molten salt, which releases heat in the heat exchange unit to obtain low-temperature molten salt, which is then stored in the molten salt cold tank. The molten salt cold tank transports the low-temperature molten salt to the molten salt heating component. The steam generation component includes a feedwater unit. The feedwater output from the feedwater unit absorbs heat in the heat exchange unit to obtain superheated steam, which is then output to the steam turbine through the outlet of the steam generation component. This system exhibits strong adaptability to power market fluctuations, can participate in grid peak shaving response while providing heating, achieves thermal-electric decoupling, improves operational flexibility, and has high operating efficiency.