375 results about "Superheated water" patented technology

The invention discloses a pyrolysis device and method with instantaneous high temperature rise and directional regulation and control, and the method comprises the following steps: putting a pyrolysis substance into a pyrolysis reaction vessel, introducing inert gas into a superheated steam inlet, and emptying air in the pyrolysis device; superheated steam is introduced into the superheated steam inlet, and a pressure regulating valve is regulated to enable the pressure in the tubular furnace to reach the required pressure; and collecting and treating the pyrolysis product at the pyrolysis product outlet. According to the method, the boiling point of the added water vapor is regulated and controlled by controlling the pressure of a reaction section according to a Clausius-Claelong equation, sufficient heat is provided for pyrolysis substances at a high-gasification latent heat speed of the water vapor, short-time efficient pyrolysis is realized, and production of by-products in the process is reduced compared with slow heating.

There is provided a water heater that can prevent propagation of Legionella bacteria and the like. A water heater includes: a hot water storage tank that stores hot water heated by a heat source; a hot water supply circuit that supplies hot water from the hot water storage tank to a supply port; a return pipe that returns hot water in the hot water supply circuit to the hot water storage tank; a return pump provided in the return pipe; and a control unit, wherein the control unit executes a hot water storage tank sterilization mode that: boils hot water in the hot water storage tank to a temperature that can kill Legionella bacteria and the like; and sterilizes the hot water storage tank for a predetermined time, and executes, after the predetermined time has elapsed, a hot water supply circuit sterilization mode that: controls the return pump to be ON; circulates hot water in the hot water storage tank through the hot water supply circuit; and sterilizes the hot water supply circuit.

The invention belongs to the technical field of sludge treatment, and relates to a system for coupling sludge belt drying with a high-temperature water source heat pump. The system comprises a sludge belt-type drying chamber, wherein an air outlet and an air inlet are formed in the sludge belt-type drying chamber; the hot air circulating system at least comprises a first heat regenerator, a cooler and a heater which are connected in sequence, the first heat regenerator is connected with an air outlet of the sludge belt type drying chamber, and the heater is connected with an air inlet of the sludge belt type drying chamber; the high-temperature water source heat pump system is provided with an evaporator and a condenser which are sequentially connected, the evaporator is connected with a cooler of the hot air circulating system through a cooling water circulating pipeline, and the condenser is connected with a heater of the hot air circulating system through a hot water circulating pipeline. The waste heat of the cooling circulating water is utilized, energy conservation and carbon reduction are achieved, and the comprehensive benefits are remarkable.

The invention relates to an unattended tire vulcanizing medium supply system. The system comprises an unattended control subsystem, a superheated water subsystem, an internal pressure cooling water subsystem and a vacuumizing subsystem, the superheated water subsystem is used for conveying superheated water to the curing bladder and is provided with a first valve assembly and a first sensing assembly, and the unattended control subsystem is electrically connected with the first valve assembly and the first sensing assembly so as to control the superheated water subsystem to operate; the internal pressure cooling water subsystem is used for conveying cooling water to the vulcanized tire so as to cool the tire and is provided with a second valve assembly and a second induction assembly, and the unattended control subsystem is electrically connected with the second valve assembly and the second induction assembly so as to control the internal pressure cooling water subsystem to operate; the vacuumizing subsystem is used for vacuumizing the vulcanization capsule after vulcanization so as to enable the vulcanization capsule to contract and is provided with a third induction assembly and a third valve assembly, and the unattended control subsystem is electrically connected with the third induction assembly and the third valve assembly so as to control the vacuumizing subsystem to operate.

The present invention discloses a dry-process floor heating insulation board, comprising a heat-conducting and heat-insulating component; the heat-conducting and heat-insulating component is composed of a graphene heat-conducting board and a polystyrene resin insulation board. The heat of the aluminum alloy plate can be conducted upward through the graphene heat-conducting board and conducted to the polystyrene resin insulation board, and the polystyrene resin insulation board then conducts the heat upward through the graphene heat-conducting coating on its surface, thereby improving the thermal conductivity and the thermal conductivity efficiency. The present invention also discloses a floor heating system, comprising a paved insulation board and a heating pipe; the water inlet end of the pipe and the water outlet end of the pipe are connected to a heating mechanism through a heating pipe. The heating mechanism can form a closed water circulation loop after being connected to the heating pipe through the heating pipe, and the dry-process floor heating insulation board connected to the floor heating system can be heated by the circulation of hot water. The present invention also discloses a control method for the floor heating system, comprising S1-S3. Through the above steps, it is possible to facilitate the convenient control of the floor heating system.

The invention belongs to the technical field of comprehensive energy utilization, and relates to a multi-energy cogeneration carbon dioxide power cycle system and a method thereof. The multi-energy cogeneration carbon dioxide power cycle system comprises a gas storage bin, a first compressor, a first cooler, a liquid storage tank, a first turbine, a rear preheater, a hot water supply unit, a waste heat recovery unit and a cold energy recovery unit. The hot water supply unit supplies hot water to absorb heat generated by multi-stage compression of carbon dioxide to obtain steam, so that the steam is supplied to a user, and the waste heat recovery unit and the hot water supply unit are matched to absorb and store the waste heat of the system to heat the carbon dioxide after expansion acting. And then the cold energy recovery unit is used for recovering the cold energy in the carbon dioxide subjected to expansion acting so as to supply cold water to a user or make ice, so that the waste heat and the cold energy in the power circulation process can be recovered, steam and the cold energy including electric energy are output, the energy consumption of the system is reduced, and the energy utilization efficiency of the system is also improved.

The invention belongs to the technical field of forest chemical industry and natural perfume extraction and separation, and particularly discloses a superheated steam distillation separation and recovery method for perfume components in cinnamon oil rectifying still residues. The method comprises the following steps: processing the cinnamon oil rectifying still residues by adopting a steam distillation method taking normal-pressure superheated steam as a desorption medium, carrying out condensation cooling and phase separation on distilled oil-water mixed gas, and collecting oily liquid or crystalline solid containing cinnamon spice components, and carrying out one or more physical isolation methods such as freezing crystallization, vacuum fractionation or rectification, recrystallization and the like to obtain natural cinnamon monomer spices such as o-methoxycinnamaldehyde, o-methoxycinnamic acid, phenethyl alcohol and the like. The method has the advantages of low equipment investment, simple and feasible operation, low production cost, clean and pollution-free process, good operation safety, high industrial application feasibility and the like.

The invention belongs to the field of edible mushroom can processing, and particularly relates to a nutrition-locking edible mushroom can sterilization process which comprises the following steps: raw material pretreatment, low-temperature controlled atmosphere cleaning, instant infrared enzyme deactivation of edible mushrooms, self-assembly peptide nanocage embedding, low-temperature vacuum impregnation filling, microwave-superheated water synergistic sterilization, high-pressure carbon dioxide assisted sterilization and super-fast configuration. The super-fast configuration is that high-voltage electrostatic field assisted freezing is completed through a 3 kV / cm electrostatic field at the gas temperature of-40 DEG C and the wind speed of 8 m / s, the cell structure is free of damage, and the texture hardness retention rate is 98%; according to the process, nutrition retention is taken as design guidance, and zero overload of sterilization and full locking of nutrition are realized through interdisciplinary technology fusion.

The utility model discloses a novel combined cycle unit flue gas waste heat utilization seawater desalination system which comprises a waste heat boiler hot water system, a material water supply system, a cooling water system, a saline water system, a finished product water system and a vacuum system, the waste heat boiler hot water system comprises a waste heat boiler, a steam-water separator, an evaporator and a condenser which are connected in sequence, and the steam output end of the steam-water separator is connected with the evaporator; the hot water output end of the steam-water separator is connected with the waste heat boiler through a hot water return pipeline; a hot water booster pump is arranged on the hot water return pipeline; the evaporators are multi-effect evaporators and have eight effects, and the condensed water output end of the first-effect evaporator of the evaporators is connected with the hot water return pipeline. According to the scheme, the tail heating surface is additionally arranged on the basis of an original boiler, the exhaust gas temperature of the waste heat boiler is reduced, the recycled heat is increased, and the external hot water supply amount is increased under the condition that the power generation output of an original unit is not affected.

The invention discloses a runner plate heat exchanger with a good heat exchange effect and a using method thereof, and relates to the technical field of runner plate heat exchangers, the runner plate heat exchanger comprises a frame plate, a hot water inlet and a cold water outlet, one side of the bottom of the front face of the frame plate is provided with the hot water inlet, and the other side is provided with the cold water outlet. Through the arrangement of the hot water inlet, the cold water outlet, the hot water outlet and the cold water inlet, the flow detector component and the temperature detector component are used for conducting accurate monitoring, flow and temperature data are obtained in real time and transmitted to the data obtaining module component, and the processor module component obtains the flow and temperature data according to a preset flow threshold value and a preset temperature threshold value. According to the utility model, whether leakage occurs or not is intelligently judged, an alarm is triggered, an operator is reminded in time through an early warning device, and alarm information is quickly sent to a monitoring center or the operator through communication modes such as 4G, Wi-Fi or an industrial bus, so that the problem is ensured to be handled in time.

The utility model is suitable for the field of heat pumps, and provides an air source heat pump water heater heat exchanger which comprises a water heater and an auxiliary heater. The water heater comprises an evaporator and a heat exchanger; a liquid storage tank and an expansion valve are sequentially arranged on a pipeline between the heat exchanger and the evaporator in the flowing direction of the liquid refrigerant; a gas-liquid separator and a compressor are sequentially arranged on the other pipeline between the evaporator and the heat exchanger in the flowing direction of the gaseous refrigerant; an auxiliary heater is further arranged on the cold water inlet pipe in series in the direction of injecting water into the heat exchanger. The water heater further comprises an intelligent controller which is electrically connected with the water heater and the auxiliary heater. The water heater and the auxiliary heater are used in cooperation, and the problems that a traditional water heater is difficult to operate at low temperature, frosts at low temperature and is low in water outlet temperature are solved; under the regulation and control of the intelligent controller, the water temperature in the water storage tank can be always kept in a required temperature interval.

The invention provides an instant heating water storage type air conditioner water heater system which comprises a control system, a compressor, an indoor unit and an outdoor unit, the compressor, the indoor unit and the outdoor unit are electrically connected with the control system, and the outdoor unit is connected with a condensation heat exchanger through a hot water electronic expansion valve and a fluorine path check valve. The hot water electronic expansion valve is connected with the outdoor unit through an air conditioner electronic expansion valve, the outdoor unit is connected with a port C of the four-way valve through a first connector and a second connector of a three-way valve, and a fourth connecting end of the condensation heat exchanger is connected with the fluorine path check valve. The instant-heating water storage type air-conditioning water heater system and the heating control method thereof have the advantages of being low in energy consumption, high in stability, large in hot water amount, beneficial to reducing installation cost and use cost and saving energy, and the instant-heating water storage type air-conditioning water heater system and the heating control method thereof have three purposes, are high in cost performance and have great social value and economic value.

A liquid blast furnace slag granulation and waste heat recovery system and method, which comprises a cyclone heat exchange device, a granulation device, a waste heat recovery device and a steam power generation device. Compressed air and water are mixed in the granulation device injector cavity to form a high-speed jet, which shears the molten blast furnace slag from the flow guide cover, and the molten slag is broken and solidified into solid particles; the granulated blast furnace slag enters the cyclone heat exchanger with high-temperature air and water vapor to achieve rapid separation, the deoxygenated water is transported into the spiral pipe bundle and exchanges heat with the high-temperature gas outside the pipe to obtain saturated or superheated steam, which is transported to the second heat exchanger of the waste heat recovery device; the high-temperature slag separated from the gas enters the first heat exchanger of the waste heat recovery device, and the cooling water flowing therein rapidly absorbs the heat of the high-temperature slag to change into water vapor; the saturated or superheated water vapor generated by the steam drum, the first and second heat exchangers of the cyclone heat exchange device enters the steam turbine to drive the power generation device, and finally the thermal energy is converted into electric energy which is supplied to users through the power transmission and distribution device.

This application discloses an integrated water purifier and heater, including a filtration unit, a room temperature water tank, a hot water tank, and an instant heating device. The instant heating device is located inside the hot water tank. The filtration unit filters raw water into pure water and delivers it to the room temperature water tank. The hot water tank has a water inlet, through which the room temperature water tank can replenish water. When replenishing water from the room temperature water tank to the hot water tank, water in the hot water tank is forced into the instant heating device. The water in the instant heating device can be delivered to the outside of the integrated water purifier and heater or flow back into the hot water tank, so that the water in the hot water tank can be maintained at a temperature not lower than the preset temperature. Because the instant heating device is located inside the hot water tank, heat is transferred to the instant heating device through the hot water in the hot water tank, avoiding the water inside the instant heating device from exchanging heat with the outside atmosphere and cooling down to room temperature. The water inside the instant heating device is in a constant-temperature state, effectively shortening the preheating waiting time, and the set temperature can be quickly reached in the initial stage of water output.

The utility model relates to the technical field of ice maker inner wall disinfection, in particular to a portable ice maker inner wall disinfection device. The utility model provides a portable ice maker inner wall disinfection device which can carry out thermal disinfection and simultaneously carry out accelerated melting on ice attached to the inner wall of an ice maker through hot water circulation so as to facilitate subsequent rapid deicing and improve the working efficiency. A portable ice maker inner wall disinfection device comprises an ice maker, a water inlet frame, a touch screen and the like, the front side of the left portion of the ice maker is connected with the water inlet frame, and the upper side of the left portion of the ice maker is connected with the touch screen. According to the utility model, hot water enters the bottom of the circulating pipeline, so that the hot water is atomized and sprayed out through the spray head, the circulating pipeline is filled with the hot water, and ice attached to the inner wall of the ice maker is quickly melted through the hot water in the circulating pipeline; and the effects of accelerating melting of ice attached to the inner wall of the ice maker through hot water circulation while performing thermal disinfection, facilitating subsequent rapid deicing and improving the working efficiency are achieved.

The utility model relates to the field of catalyst production technology discloses a drying device for catalyst production, including drying cylinder and the breathable vent of setting in top, drying cylinder below is provided with the discharge pipe, the discharge pipe is swing to have screw thread discharge lid, drying cylinder top is provided with drive mechanism, be provided with drying assembly on drive mechanism, be provided with stirring part on drying assembly, the baffle is fixed in drying cylinder, the baffle is fixed with connecting shaft, drying cylinder hinge connection has the feed cover plate. The utility model can be with the cooperation of the fan blade rotation, blow down the hot air that lifts, improve the time of catalyst and hot air contact, can adjust the heat conduction cylinder autorotation, make the stirring board agitate catalyst activity when the heat conduction cylinder rotates, improve the heating surface, can switch the drying mode, when the heating pipe cannot normally use, fill up hot water in the hot water coil pipe, heat the heat conduction cylinder through the heat energy that hot water generates, make catalyst normal drying.

The application discloses a flexible adjustable waste heat utilization hot water system and method for tail of waste heat boiler, which is suitable for the waste heat boiler configured by a gas-steam combined cycle unit, designs a combined application process route of the waste heat utilization hot water system for the tail of the waste heat boiler and a bromine cooling machine energy supply, utilizes existing condensate water, a condensate water heater and a boiler water supply system, circulates working medium through a hot water circulating pump, and realizes energy supply of the bromine cooling machine; the control mode in the system shutdown, startup and regulation stages is introduced, the working medium flow is regulated by frequency conversion and distribution regulation, the working medium temperature is regulated by low-temperature, medium-temperature and high-temperature three-stage temperature regulation, and the energy supply process of the waste heat utilization hot water system for the tail of the waste heat boiler can be flexibly adjusted.

The utility model relates to a cracking gasification generator and a biomass gasification furnace with the same, which belong to the technical field of gasification furnaces, the cracking gasification generator comprises an annular pipe, the annular pipe is provided with a biomass gas inlet, a high-temperature gas inlet and gas distribution holes, a heat exchange cavity and a flow mixing cavity are arranged in the annular pipe, a flow guide heat exchange channel and a heating channel are arranged in the heat exchange cavity, and the heating channel is communicated with the flow guide heat exchange channel. One end of the flow guide heat exchange channel is communicated with the biomass gas inlet, the other end of the flow guide heat exchange channel is communicated with the mixed flow cavity, one end of the heating channel is communicated with the high-temperature gas inlet, the other end of the heating channel is communicated with the mixed flow cavity, and the gas distribution holes are distributed in the cavity wall of the mixed flow cavity. And the wood tar is fully subjected to heat exchange with high-temperature gas, so that the wood tar is subjected to a thermal chemical reaction with superheated water vapor, carbon powder and other airflow carriers in a high-temperature environment, the wood tar is synchronously cracked and catalyzed in the biomass gas production process, and the wood tar content in the biomass gas is greatly reduced.

The invention provides a gas water heater control method and a gas water heater, and belongs to the technical field of water heaters. The method comprises the steps that when it is detected that the gas water heater is started for the second time within the preset duration after water is turned off, the current water flow of water entering a water inlet pipe is obtained; if the current water flow is smaller than or equal to the preset flow threshold value, only the bypass valve is opened, and heat energy stored in the heat exchanger and the water mixing tank can meet the notch load requirement in the heating blank period; and if the current water flow is larger than the preset flow threshold value, the bypass valve is opened, and the flow limiting valve is controlled to be switched to the flow limiting state. After the flow limiting valve limits the flow, more cold water directly cools superheated water in the heat exchanger through the bypass pipeline, and the initial temperature rise is restrained; and moreover, the flow of cold water entering the heat exchanger is reduced, and the notch load requirement in the heating blank period is remarkably reduced, so that heat energy stored in the heat exchanger and the water mixing tank can meet the notch load requirement in the heating blank period as much as possible, the temperature drop condition is greatly reduced or eliminated, and the user experience is improved.

The utility model discloses a hot water energy recovery system for a die of a cast-weld machine, which comprises a plurality of cast-weld machines, a waste heat recovery device, a reservoir, a hot water recovery device, a cold water return device and a heat cycle water outlet pipe, hot water outlets of the cast-weld machines are communicated with the waste heat recovery device through the hot water recovery device, cold water inlets of the cast-weld machines are communicated with the reservoir through the cold water return device, one end of the heat circulation water outlet pipe is connected with the waste heat recovery device, and the other end of the heat circulation water outlet pipe extends into one side of the reservoir. Therefore, the waste heat recovery device, the reservoir, the hot water recovery device, the cold water return device and the heat circulation water outlet pipe are matched to form a circulation loop for recycling hot water energy, recycling of mold cooling water is achieved, and manufacturing cost is reduced.

The present invention relates to a water purifier and its adapter structure. The water purifier includes a heater, a heat exchanger, an adapter structure and a water outlet. The hot water inlet connector of the adapter structure is plugged into the hot water outlet connector of the heater, and the second hot water outlet connector of the adapter structure is connected to the water outlet. When hot water is used, the heated hot water in the heating channel flows out from the first water outlet channel of the water outlet through the hot water inlet connector and the second hot water outlet connector. When warm water or boiled water is needed, the first hot water outlet connector of the adapter structure is connected to the heat exchanger, so that the heated hot water in the heating channel enters the heat exchange channel through the hot water inlet connector and the first hot water outlet connector for heat exchange, thereby meeting the demand for warm water or boiled water. The installation and connection of the heater, heat exchanger and water outlet can be achieved through the adapter structure, which can effectively reduce the complexity of the connection of the heater, heat exchanger and water outlet, thereby improving the assembly efficiency.

The utility model discloses a CIP (clean in place) workstation capable of automatically completing alkali preparation, alkali supplement and superheated water disinfection. The CIP workstation comprises a plurality of tank bodies and a concentrated alkali barrel, the top center of the tank body is fixedly connected with a water inlet pipe communicating the inside and outside of the tank body; cleaning balls are fixedly connected to the lower ends of the water inlet pipes; the upper parts of the plurality of water inlet pipes are jointly connected with a first distribution pipe; a flow meter is mounted on the first distribution pipe; the discharge holes in the bottom of the tank body are jointly connected with a second distribution pipe through a pipeline; a flow switch is mounted on the second distribution pipe; the automatic detection of the concentration and content of the alkaline cleaning solution is realized, and the centrifugal pump is matched to realize full-automatic alkali preparation, alkali supplement and superheated water disinfection process of rear equipment, so that the cleaning solution still has the alkaline concentration for cleaning even after being recycled for multiple times and cleaned in all directions, the use frequency of the cleaning solution is increased, and the cleaning efficiency is improved. The replacement period of circulating liquid is shortened, the cleaning degree in the tank body is improved, and convenience and trouble saving are achieved.

The utility model relates to the technical field of car washing machines, in particular to a steam generating device of a steam car washing machine. The preheating structure is provided with a steam generating structure for evaporating hot water into steam; the preheating structure comprises a thermal insulation box, and a heating water tank used for preheating a water source is installed in the thermal insulation box. According to the utility model, the preheating structure effectively reduces the cooling effect of the cold water source on the combustion chamber in the steam generation process by preheating the water source for steam generation, so that the risk of cracks caused by thermal expansion and cold contraction is reduced. A water source is supplied to the water inlet pipe by the external water pump, then enters the heating water tank, is heated by the water heater, is pumped by the pump body after being heated, and is transferred to the atomizing water pipe through the water pumping pipe and the water supply pipe in a pressurizing manner. And the atomized water pipe sprays preheated water mist in the steam heating box, so that the cooling effect caused by cold water in the steam heating box is effectively reduced.

The application discloses a heat-accumulating type steam and hot water cogeneration waste heat boiler system, which comprises a waste heat boiler body, a heat-accumulating type heat medium water system and related control valves. The waste heat boiler can absorb waste heat of flue gas to obtain hot water with different temperatures. Steam generated by vaporization and separation of superheated water in a steam drum can enter a steam pipe network after being heated by a heater to supply high-temperature users. Water with low enthalpy can be output by the heat-accumulating type heat medium water system to supply production and living hot water required by low-temperature users. The hot water is pumped back to the waste heat boiler body by a hot water circulating pump / booster after being cooled, and is heated by low-temperature flue gas, so that the exhaust gas temperature of the waste heat flue gas is further reduced, and the utilization efficiency of the waste heat is improved. The application realizes steam and hot water cogeneration functions of the waste heat boiler, outputs high-quality steam, and outputs high-temperature hot water with required temperature and pressure of users, and has simple control, high stability and high precision, and meets the requirements of fine production and life.

The present specification relates to the technical field of water heaters, and specifically discloses a water mixing valve and an electric water heater. The water mixing valve comprises a valve body and a valve core. The valve body comprises a cold water inlet portion, a cold water cavity, a first cold water communication portion, a second cold water communication portion, a cold water outlet portion, a hot water inlet portion and a mixed water outlet portion. The hot water inlet portion and the cold water outlet portion are connected to an inner container of the water heater through a same port on the inner container. The valve core is arranged in the cold water cavity. The valve core divides water flow to the first cold water communication portion and the second cold water communication portion. The first cold water communication portion connects the cold water cavity and the cold water outlet portion. The second cold water communication portion connects the cold water cavity and the mixed water outlet portion. The mixed water outlet portion is connected to the second cold water communication portion and the hot water inlet portion. At least part of the hot water inlet portion is located on the inner side of the cold water outlet portion, or at least part of the cold water outlet portion is located on the inner side of the hot water inlet portion, or the hot water inlet portion and the cold water outlet portion are arranged adjacently. The water mixing valve and the water heater applying the water mixing valve have high reliability.

The invention discloses a supercritical fluid foaming polycaprolactone plate as well as preparation and application thereof, and belongs to the field of foaming materials. Polycaprolactone is used as a base material, foaming is carried out in a supercritical carbon dioxide and supercritical nitrogen conversion mode, mechanical properties of the base material are controlled through a water cooling process and by regulating and controlling the crystallization rate of a semi-finished product, and foam hole stability maintaining is achieved, so that foam holes of the prepared foaming material are uniform and have certain strength, and the foaming performance of the foaming material is improved. The polycaprolactone matrix material has a finer appearance, cell independence and dimensional stability, can be repeatedly molded after being soaked in hot water, and is suitable for rehabilitation braces, and the polycaprolactone matrix material is almost completely degradable. In addition, the foamed polycaprolactone plate does not need to be added with any doping filler, so that adverse reaction cannot be caused, and the application range is enlarged.

The invention relates to the technical field of glass fiber reinforced plastic product cutting, in particular to a glass fiber reinforced plastic product cutting device with a distance adjusting function. The glass fiber reinforced plastic product cutting device comprises a base, a clamping mechanism is arranged on the base, a cleaning mechanism is further arranged on one side of the base, and a cutting blade is further arranged in the base; the clamping mechanism comprises a first clamping plate arranged in the base, and a second clamping plate is arranged on the first clamping plate. The glass fiber reinforced plastic product which is pushed to move is in contact friction with the cleaning roller to drive the cleaning roller to rotate, and meanwhile, the rotating cleaning roller cleans the glass fiber reinforced plastic product generated by cutting; meanwhile, the temperature of the cleaning roller is increased due to the fact that the cleaning roller is filled with hot water, the cleaning capacity of the cleaning roller on dirt, oil dirt or residues on the surface of the glass fiber reinforced plastic product is improved, heat treatment is conducted on the glass fiber reinforced plastic product through hot water or water vapor, internal stress can be released, and the risk of deformation or cracking is reduced.

The present invention belongs to the technical field of water electrolysis hydrogen production, and relates to a low-pressure ratio water electrolysis hydrogen production energy optimization heat pump system and method. It includes a hydrogen-oxygen liquid-liquid separation unit, a heat pump compressor and an expander, wherein the hydrogen-oxygen liquid-liquid separation unit is connected to a hydrogen dryer through a hydrogen cooler; the hydrogen-oxygen liquid-liquid separation unit is connected to a heat pump heat absorber through a circulating cooling water pipeline, the hydrogen cooler is connected to a refrigerator through a refrigerant pipeline, and the hydrogen dryer is connected to a steam generator through a hot water pipeline and a steam pipeline respectively; the outlet of the heat pump compressor is connected to the steam generator and the inlet of the expander in sequence through a hot heat pump working fluid pipeline, and the outlet of the expander is connected to the refrigerator, the heat pump heat absorber and the inlet of the heat pump compressor in sequence through a cold heat pump working fluid pipeline; the hot heat pump working fluid pipeline and the cold heat pump working fluid pipeline are both connected to a heat regenerator. The present invention is conducive to reducing the pressure ratio of the heat pump compressor, enriching the selection range of the heat pump working fluid, and improving the energy utilization rate of the system.

The present invention discloses a low-carbon and high-efficiency purification system for benzoquinone-containing waste gas, comprising a water-cooled condenser, a blower, a spray tower, a three-phase separator, and a VOCs catalytic reactor which are sequentially arranged along the gas path from the air inlet to the air outlet. The system also comprises a pressure-stabilizing pump for conveying superheated water after heat exchange in the condenser to the spray tower, a sedimentation tank for recovering waste water in the spray tower and the three-phase separator, and a booster pump for conveying clean water produced after precipitation in the sedimentation tank to the condenser, so that the system forms a closed-loop water path capable of providing stable superheated water, further recovering residual heat, and saving water consumption, thereby forming a comprehensive treatment system that treats complex waste gas while taking low carbon into consideration.

The present invention discloses a hot water pump with a rapid cooling mechanism, which relates to the technical field of hot water pumps. The present invention includes a hot water pump main body, a rapid cooling pretreatment structure, and a guiding rapid cooling structure. One end of the hot water pump main body is fixedly connected to the rapid cooling pretreatment structure, and one end of the rapid cooling pretreatment structure away from the hot water pump main body is fixedly connected to the guiding rapid cooling structure. The rapid cooling pretreatment structure includes an air suction pump, a compression pump, and a gasification conduit. One end of the air suction pump is fixedly connected to the compression pump, and one end of the compression pump away from the air suction pump is fixedly connected to the gasification conduit. Through the combined design of the hot water pump main body, the rapid cooling pretreatment structure, and the guiding rapid cooling structure, the device is convenient for guiding the hot water exported by the hot water pump, so as to facilitate the convenient connection and continuous use of sucking, compressing and gasifying, exhausting, and condensing and liquefying the water body in the hot water. By using a variety of different heat exchange contacts, efficient and rapid cooling is formed, thereby greatly improving the application performance.