273 results about "Coolant pump" patented technology

The invention discloses a lithium ion battery immersed liquid cooling regulation and control method and device, terminal equipment and a storage medium, and relates to the field of lithium ion batteries, and the method comprises the steps: obtaining the current temperature data, historical temperature data and cooling liquid fluid parameters of a distributed array in a lithium ion battery, and determining the current temperature field distribution and predicted temperature field distribution; constructing a state space, and inputting the state space into the reference decision model, so that the model outputs corresponding actions according to the current state space by taking the minimum temperature difference of the battery module and the minimum cooling energy consumption as awards; according to the corresponding action, the micro electromagnetic valve and the cooling liquid pump are subjected to benchmark regulation and control; acquiring temperature data after reference regulation and control, and determining temperature deviation in combination with a preset temperature requirement; and regulating and controlling according to the temperature deviation. By implementing the method and the device, the stability of global temperature control is improved, so that the problem of temperature interference on other areas due to cooling liquid flow coupling caused by directly adjusting the opening degree of the valve according to local temperature difference in the prior art is solved.

A thermal management system for a vehicle, comprising a controller, a first coolant circuit with a first coolant pump, a second coolant circuit with a second coolant pump, and a multiway valve that completes each of the coolant circuits. The first coolant pump, the second coolant pump, and the multiway valve can be automatically actuated by the controller. The first coolant circuit and the second coolant circuit can be fluidically connected to one another by the multiway valve as a function of the actuation of the multiway valve. The first coolant pump, the second coolant pump, and the multiway valve are matched to one another such and can be operated such that a coolant circulates essentially in the first coolant circuit when the first coolant pump is switched on and when the second coolant pump is switched off.

The invention belongs to the technical field of metering boxes, and particularly relates to a multifunctional electric energy metering box which comprises a box body, a metering unit, a monitoring unit, a protection unit and an anti-theft unit. The mounting plate is arranged at the position close to the bottom of the box body, a fan is arranged at the bottom of the mounting plate, the mounting plate and the bottom of the box body form a sealed space, cooling liquid is stored at the bottom of the box body, and air suction pipes are evenly arranged on the two sides of the box body; the water pump is started to pump the cooling liquid into the water bag corresponding to the high-temperature area, the water bag begins to swell until the water bag swells to the maximum, the cooling liquid in the water bag is sprayed out through the nozzle, the nozzle sprays the mist cooling liquid to the cooling fins, water mist sprayed out of the nozzle is composed of a large number of tiny water drops, the surface area is larger compared with large water drops, and the cooling effect is better. According to the metering box, the contact area with air in the box body is wider, the evaporation speed is higher, heat of the surrounding environment can be absorbed in a short time, the heat dissipation capacity of individual electric appliances is improved in a targeted mode through a detection mode, and therefore the heat dissipation effect of the metering box is improved.

This invention belongs to the field of metering box technology, specifically a multifunctional electricity metering box, including a box body, a metering unit, a monitoring unit, a protection unit, and an anti-theft unit; a mounting plate, which is located near the bottom of the box body, with a fan at the bottom of the mounting plate, the mounting plate and the bottom of the box body forming a sealed space, the bottom of the box body storing coolant, and suction pipes evenly arranged on both sides of the box body; a water pump is started to pump coolant into the water bladder corresponding to the high-temperature area, the water bladder begins to inflate until it expands to its maximum, and the coolant inside the water bladder is sprayed out through nozzles, the nozzles spray a mist of coolant onto the heat sink, the water mist sprayed from the nozzles consists of a large number of tiny water droplets, which have a larger surface area than large water droplets, a wider contact area with the air inside the box, and a faster evaporation rate, can absorb heat from the surrounding environment in a short time, and improve the heat dissipation capacity of individual electrical appliances through detection, thereby improving the heat dissipation effect of the metering box.

A charging station for electric vehicles comprising a plurality of charge terminals located above ground and a plurality of charging pods located below ground, each connected to a charge terminal. Each charging pod includes an electric vehicle charger having a plurality of electronic charging components. A plurality of heat exchange plates are located over the electronic charging components. Each heat exchange plate includes a coolant inlet and a coolant outlet connected to ends of the heat exchange plate. A coolant input line connects to the coolant inlet; a coolant output line connects to the coolant outlet. A cooling system includes a coolant supply tank holding a coolant, and a coolant pump. A plurality of geothermal coils are fluidly connected between the coolant output line and the coolant pump. The plurality of geothermal coils are buried at a below ground depth of about 15 m to 20 m.

The invention relates to a pump device, in particular a coolant pump device, with at least one housing unit (10), with at least one bearing pin (12) which is connected to the housing unit (10), with at least one rotor (14) which is configured to rotate around the bearing pin (12) during operation, and which is configured to radially convey a fluid (44), in particular coolant, from a low-pressure area (16) of the housing unit (10) to a high-pressure area (18) of the housing unit (10), with at least one pump return chamber (22) which is fluidically connected to the high-pressure area (18), and with at least one radial bearing (26) via which the rotor (14) is mounted on the bearing pin (12). At least one fluid channel (24) is proposed which fluidically connects the pump return chamber (22) with the low-pressure area (16) and which is formed at least sectionally by an annular gap (28) of the radial bearing (26).

The invention discloses a vehicle cooling liquid leakage monitoring method and system, and belongs to the technical field of vehicle cooling. The method comprises the following steps: acquiring a coolant pump duty ratio sequence of the vehicle cooling system in a plurality of continuous preset time periods in real time; the duty ratio standard deviation of each preset time period is calculated according to the coolant pump duty ratio sequence; whether the duty ratio standard deviation in each preset time period is larger than a standard deviation threshold value or not is judged; and when the duty ratio standard deviation in the at least two preset time periods is larger than the standard deviation threshold value, whether the cooling liquid leaks or not is judged according to whether the at least two continuous preset time periods exist or not. According to the method, whether the cooling liquid leaks or not is determined based on the duty ratio and the time, the leakage of the cooling liquid of the cooling system can be accurately and continuously monitored in real time, missing detection and false detection are effectively prevented, and the problem that the leakage of the cooling liquid cannot be accurately and continuously monitored in real time through a traditional method is solved.

A submerged liquid-cooled modular battery system (100) comprising a battery enclosure (102) with a pair of open faces (104), a plurality of end plates (106), a plurality of sealing nuts (108), an aluminium casing (114), a pressure equalization valve (116), and a pair of handles (126). The battery enclosure (102) is front portion of the submerged liquid-cooled modular battery system (100), and comprises of a pair of open faces (104). The battery enclosure (102) is configured to enclose a plurality of battery modules. A coolant pump (146) is provided which is configured to provide a passage for dielectric coolant to circulate through the plurality of battery current collector plates (132), and intake dielectric coolant from bottom of at least one battery module, and pump the dielectric coolant inside a battery assembly (128).

An actively-cooled heat shield system includes a heat shield, a tank, a pump, a heat exchanger, and a turbine. The heat shield defines a windward side of a vehicle. The tank stores a coolant. The pump receives the coolant from the tank and outputs a pressurized coolant. The heat exchanger is integrally connected with the heat shield. The heat exchanger receives the pressurized coolant from the pump, transfers heat from the heat shield to the pressurized coolant to generate a heated fluid, and outputs the heated fluid. The turbine includes an inlet, a shaft, and an outlet. The inlet receives the heated fluid output from the heat exchanger. The shaft is coupled to the pump and includes turbine blades. The shaft rotates and powers the pump when the heated fluid received from the heat exchanger acts on the turbine blades. The outlet outputs the heated fluid.

A cooling system for an aircraft fuel cell system includes a coolant pump to circulate coolant through the cooling system and a radiator to reject heat to ambient air. A cooler zone is provided downstream of the radiator, comprising a plurality of parallel cooling branches. A warmer zone is provided downstream of the cooler zone, the warmer zone including a fuel cell stack. A bypass valve is arranged to provide coolant to the warmer zone from upstream of the radiator. A restrictor may be arranged to provide coolant to the warmer zone from downstream of the radiator.

A system for cooling electronic components in a cooling fluid immersion environment includes a container, a support, a conduit, and a pump. The container retains a first cooling fluid. The support suspends the electronic components in the container. The conduit transports the cooling gas into the container. The conduit includes an inlet section, a middle section, and an outlet section. The inlet section includes a conduit inlet positioned outside of the container. The outlet section includes outlets. The outlet section is submersed in the first cooling fluid within the container and beneath the electronic components such that the cooling gas exits the conduit and enters the first cooling fluid. The pump pressurizes and directs the cooling gas into and out of the conduit. The conduit is positioned downstream of the pump.

The present invention provides a vehicle air conditioning system and vehicle with a photothermal defrost function. The vehicle air conditioning system with a photothermal defrost function includes a first heat exchange system and a fin heat exchanger outside the vehicle compartment, a second heat exchange system, a third heat exchange system, a control module, and an infrared light source. The first heat exchange system includes a compressor, a condenser, a throttle valve, and a first evaporator, which are sequentially connected to form a closed loop. The second heat exchange system includes a first internal heat exchanger, a coolant pump, and a first heat exchange section, which are sequentially connected to form a first loop. The third heat exchange system includes a refrigerant pump, a second heat exchange section, a second evaporator, and a second internal heat exchanger, which are sequentially connected to form a second loop. The fin heat exchanger includes a first fin having a carbon nanotube deposited layer, and the infrared light source is used to irradiate and heat the first fin. The vehicle air conditioning system of the present invention improves the safety of the vehicle air conditioning system and also has a strong defrost capability.

The application discloses a high-temperature and high-pressure combustion chamber spectrum characteristic transmission device based on a special optical fiber probe head, which comprises an optical fiber probe head, a light guide optical fiber, a light emitting characteristic analysis device and a cooling liquid pump; the optical fiber probe head comprises high-transmittance optical glass, a metal cooling sleeve and an optical flange; the high-transmittance optical glass can transmit ultraviolet-visible light with a wavelength of 100-760 nm; the metal cooling sleeve comprises a cylindrical sleeve and a connecting cap; the cylindrical sleeve is coaxially arranged on the outer periphery of the high-transmittance optical glass and is sealingly arranged in a probe head mounting hole; the light guide optical fiber can collect the ultraviolet-visible light transmitted through the high-transmittance optical glass and is connected with the light emitting characteristic analysis device; and the cylindrical sleeve and the connecting cap are both provided with cooling channels connected with the cooling liquid pump. The application can analyze the chemical reaction light emitting characteristics in the high-temperature and high-pressure combustion chamber in real time, is especially suitable for monitoring the spontaneous radiation characteristics of OH*, CH* and C2* groups generated in the combustion process, and thus can determine the reaction region and the reaction heat release.

The present invention relates to a method for heat dissipation from a high-voltage (HV) battery (11), in which a mini-channel cooling system is formed by a plurality of mini-channels (15), a coolant, a coolant pump pumping the coolant through the mini-channels, a heat exchanger, and a control unit, in which several energy storage cells (12) and several mini-channels are arranged in a housing of the HV battery, in which the mini-channels are partially connected to an outer surface of the energy storage cells (16), in which the coolant is formed by a mixture of a nano-liquid (13) and a phase-change fluid (14), and in which the coolant flow is controlled by the control unit such that an operating temperature range is maintained at the energy storage cells. Furthermore, a device with which the method can be carried out is presented.

The present application relates to the technical field of fuel cell, and provides a fuel cell system and a control method and a control device thereof. The control method comprises the following steps: after receiving a start request, determining a start mode of the fuel cell system, and sending a corresponding start command; when the start command is a cold start command, starting a cooling liquid pump and a cooling liquid heater in a cooling module, making the cooling liquid flow through a stack and a hydrogen circulation pump, and starting a hydrogen module and an air module to supply hydrogen and air to the stack; starting a load of the stack according to a preset load current, and adjusting the load current of the stack according to a minimum voltage of a single cell in the stack during the load process, so that the stack does not occur single low; when the cooling liquid temperature in the cooling module is greater than a first preset temperature threshold, the system cold start is completed, and a normal working process is entered. The present application can reduce the possibility of single low of the stack during the cold start process, and can improve the use quality of the fuel cell system.

The optical amplifier comprises an amplification chamber, a first pump, a first heat exchanger, a second pump, and a novel catalyst module. The amplification chamber is configured to receive a laser beam and output an amplified laser beam. The first pump is configured to pump a gain medium into the gain medium system. The second pump is configured to pump a cooling fluid into the first heat exchanger. The first heat exchanger is positioned to transfer heat from the gain medium to the cooling fluid after the gain medium has passed through the amplification chamber. The novel catalyst module comprises a body and a catalyst disposed within the body. The body constitutes part of the gain medium system and is located downstream of the amplification chamber and upstream of the first heat exchanger. During use, the gain medium is adjacent to or in contact with the catalyst.

The invention discloses a method and system for improving energy conversion efficiency of a hydrogen fuel cell, and relates to the technical field of hydrogen fuel cells, and the system comprises a temperature sensor module which senses the temperature and distribution condition of the hydrogen fuel cell; and the stack heat modeling module is used for modeling temperature distribution caused by start and stop and power adjustment of a cooling liquid pump for injecting cooling liquid into the cooling pipeline, and the model can adapt to different working conditions of the battery. According to the invention, through accurate temperature regulation and control, the temperature of each part of the cell stack is uniformly maintained in an optimal working range, the generation of thermal stress is effectively reduced, the cooling pipelines are arranged in a #-shaped grid shape, and the flowing path and flow of the cooling liquid can be adjusted in real time through the multi-way valve, so that the device has more flexible working condition adaptability, and the working efficiency is improved. And therefore, the heat dissipation requirement can be met more efficiently, and the temperature of each part of the battery can enter the optimal working range more quickly.

A cooling system for an aircraft fuel cell system includes a coolant pump to circulate coolant through the cooling system and a radiator to reject heat to ambient air. A cooler zone is provided downstream of the radiator, comprising a plurality of parallel cooling branches. A warmer zone is provided downstream of the cooler zone, the warmer zone including a fuel cell stack. A bypass valve is arranged to provide coolant to the warmer zone from upstream of the radiator. A restrictor may be arranged to provide coolant to the warmer zone from downstream of the radiator.

The invention provides a multifunctional physical field coupling fresh-keeping storehouse. The multifunctional physical field coupling fresh-keeping storehouse is composed of a secondary refrigerant pipeline, an insulating block, an electric field generator, a temperature control sensor, a fresh-keeping storehouse body, an illumination module, a goods shelf, a circulating fan, an ozone generator, a fresh-keeping storehouse door, a touch switch, a compressor, a refrigerant pipeline, a condenser, a secondary refrigerant water tank, a throttling valve, an evaporator and a secondary refrigerant pump. The secondary refrigerant pipelines are arranged in the fresh-keeping storehouse in a row pipe manner; when the electric field generator is mounted on a wall surface, an insulating block is arranged in the middle; the fresh-keeping storehouse door, the touch switch and the electric field generator have a correlation function, electric field fresh-keeping, illumination fresh-keeping and ozone sterilization are organically combined, and the fresh-keeping effect is better; the fresh-keeping temperature range is wider, the temperature is more uniform, a secondary refrigerant is adopted for cooling through the calandria, the adjustable range of the fresh-keeping temperature is large, and cooling through the calandria is more uniform. The electric field is safer to use, the touch switch is adopted, and the electric field power supply is automatically switched off when the fresh-keeping storehouse door is opened.

Holding device, in particular for attaching a high-pressure cooler (A) to a reactor coolant pump (B), with a first mounting assembly (1) for attachment to an upper area of ​​a cylinder of the high-pressure cooler (A), a second mounting assembly (10) for attachment to a lower area of ​​the cylinder of the high-pressure cooler (A), a third mounting assembly (4) for attaching the first mounting assembly (1) to a motor housing of the reactor coolant pump (B) and for attaching it to the mounting assembly (1), and a fourth mounting assembly (7) for attachment to the motor housing of the reactor coolant pump (A) and for attachment to the second mounting assembly (10) and to the third mounting assembly (4).

The utility model relates to the field of waste gas purification, in particular to a box type activated carbon adsorption device which comprises a box body, the left surface and the right surface of the box body are both provided with the pipelines, the clamping sleeve is installed in the middle of the outer surface of the pipeline on the right side, the water tank is arranged on the right side of the upper surface of the box body, the radiator is installed on the front surface of the water tank, and the water pump is arranged on the front side of the right surface of the water tank. The right surface of the water pump is connected with one end of a water pipe I; the water pump is arranged, when the water pump runs, cooling liquid in the water tank is pumped into the jacket through the first water pipe, so that heat of waste gas in the pipeline is transmitted into the cooling liquid, and then the heated cooling liquid is pumped back to the water tank through the second water pipe; and the cooled cooling liquid is pumped back into the jacket by the water pump through the water pipe I to achieve circulation, so that the purpose of cooling the waste gas is achieved.

Embodiments of the present disclosure relate to a method, an apparatus, a controller and a computer program product for determining a stack state. The method comprises triggering a first timer in response to a coolant pump of a fuel cell of a vehicle being started based on a start request of the vehicle. The method further comprises determining a second target time for a second timer based on an ambient temperature and an outlet temperature of the stack in response to the first timer reaching a first target time. Moreover, the method further comprises determining the stack state of the fuel cell of the vehicle based on the outlet temperature of the stack and an inlet temperature of the stack in response to the second timer reaching the second target time. In this way, the accuracy of the stack state determination is improved by the mixing of the coolant pump and the mechanism of the two-stage timer, and thus triggering the corresponding start mode, which not only improves the safety of the fuel cell start, but also improves the start efficiency and reduces unnecessary losses.

An aircraft, including a wing having an exterior with an exterior surface, a first power supply structure disposed in the wing, an electric motor electrically connected to the first power supply structure, a first heat exchanger disposed in the wing, where the first heat exchanger is disposed adjacent to, and in thermal contact with, at least a portion of the exterior of the wing, where the first heat exchanger is configured to transfer heat to the exterior surface, and a first coolant pump in fluid communication with the first heat exchanger and the first power supply structure.

This invention discloses a server liquid cooling pump, a liquid cooling system, and its usage method, relating to the field of liquid cooling pump technology. The invention includes a motor unit, a motor heat dissipation unit, a hydraulic coupling transmission unit, and a coolant pumping unit. The motor unit includes a motor housing, a housing cover, and three motor modules. The motor heat dissipation unit includes a heat-conducting capillary tube, a converging tube, and a return main pipe. The housing cover has a hydraulic coupling chamber, in which the hydraulic coupling transmission unit is installed. The coolant pumping unit includes a pumping assembly and a pumping cylinder, the pumping cylinder being installed on the front end of the housing cover. The liquid cooling system includes coolant piping and a server liquid cooling pump, which is used for server liquid cooling. This invention achieves heat transfer oil circulation and heat dissipation through different oil pressures within the chamber via the hydraulic coupling transmission unit, and ensures motor stability by switching motors. This solves the problems of existing liquid cooling pumps, such as motor malfunctions during prolonged operation and the inability to promptly cut off coolant supply lines in case of malfunctions.

The invention provides a cold head and a liquid cooling radiator. The cold head comprises a base body, a heat exchange piece and a pump. The top of the base body is open, the first water inlet extends from one side of the base body to the second water inlet, and the first water inlet is provided with an oblique angle to enable the cross section to be gradually shrunk. The second water inlet is located in the middle of the base body and communicated with the lower portion. The multiple first water outlets are symmetrically distributed in the two sides of the second water inlet and communicate with the upper side and the lower side of the base body. The heat exchange part is arranged at the bottom of the base body and receives cooling liquid of the second water inlet so as to cool the heat production part. The pump is arranged on the top of the base body, and a water suction opening is formed in the bottom of the pump and used for sucking cooling liquid discharged from the first water outlet. Gaps are reserved between the upper surface and the lower surface of the impeller in the pump and a shell, the upper surface gap is provided with a protrusion between the edge of the impeller and a shaft, the protrusion is higher than the upper surface of the impeller and provided with a balance hole communicating the upper surface gap with a water suction opening, and the leakage amount of cooling liquid is adjusted through the size of the gaps to slow down vertical floating of the impeller. Turbulence and transverse vortex can be reduced, and the flow speed of cooling liquid is increased.

An aircraft, including a wing having an exterior with an exterior surface, a first power supply structure disposed in the wing, an electric motor electrically connected to the first power supply structure, a first heat exchanger disposed in the wing, where the first heat exchanger is disposed adjacent to, and in thermal contact with, at least a portion of the exterior of the wing, where the first heat exchanger is configured to transfer heat to the exterior surface, and a first coolant pump in fluid communication with the first heat exchanger and the first power supply structure.

The present application belongs to the field of nuclear power plant reactor coolant pump motor unit installation and test, and particularly relates to a nuclear reactor coolant pump motor rotor reset measuring device and method, which comprises: a detection assembly and a data processing assembly; the detection assembly is multiple sets, and is arranged on the upper slip rotor and the lower flywheel of the motor, respectively; the data processing assembly comprises a control box and a remote control PC end; the detection assembly, the control box and the remote control PC end are connected in sequence, the detection assembly measures and collects the rotor position, generates measurement and collection data, and transmits the data to the control box; the control box receives the measurement and collection data transmitted by the detection assembly, processes the data, generates measurement result data, and transmits the data to the remote control PC end; and the remote control PC end receives the measurement result data transmitted by the control box, and displays the data. The device has simple structure and convenient operation, and can realize the rotor reset after the no-load test of the reactor coolant pump motor.

The invention relates to a housing for a coolant fluid pump (2), in particular for a coolant fluid pump of an immersion cooling circuit, comprising a drive housing (3), a cover (4) and a pump housing (5), wherein the drive housing (3) is axially covered on one side by the cover (4) and is positioned axially opposite the cover (4) of the pump housing (5), wherein the drive housing (3) is connected to the pump housing (5) and the drive housing (3) is connected to the cover (4) in a gap-free, materially bonded manner, i.e. by means of a gap-free, materially bonded connection.

The utility model relates to the technical field of display screens, and discloses a high-brightness liquid crystal display module which comprises a panel and a back plate installed on the back face of the panel in an embedded mode, a liquid crystal screen, a backlight module and a heat dissipation plate are installed in the panel, and a water cooling assembly is arranged on the inner side of the heat dissipation plate in an embedded mode. And a heat dissipation fan is embedded in the inner side of the back plate, an adjusting base is installed on one side of the fixing frame, the water cooling assembly comprises a water tank, and a plurality of fins are fixedly connected to the side face of the water tank. According to the utility model, heat generated by the liquid crystal screen and the backlight module is absorbed through the radiating plate; the heat is transferred to the cooling liquid in the water pipe; cooling liquid absorbing heat in the water pipe of the water pump is pumped into the water tank, heat in the water tank is transferred to the fins, negative pressure is generated through the fan, and the heat on the fins can be discharged to the outside. The motor drives the cleaning brush to rotate, the cleaning brush sweeps the side face of the mesh, dust and impurities can be brushed down, and high efficiency of heat dissipation is guaranteed.

The utility model relates to the technical field of dry type cutting tools, in particular to a device for prolonging the service life of a high-speed dry type cutting tool, which comprises a liquid cooling heat exchanger attached to the surface of the tool, a spiral heat exchange tube is arranged in the liquid cooling heat exchanger, and the input end and the output end of the spiral heat exchange tube are respectively communicated with a liquid inlet tube and a liquid return tube. The liquid inlet pipe and the liquid return pipe are both connected with the cooling liquid pump set mechanism. According to the technical scheme, the liquid cooling heat exchanger is directly attached to the surface of the tool, cooling liquid flows in the spiral heat exchange pipe in the liquid cooling heat exchanger, and therefore when the tool conducts dry type cutting, efficient cooling can still be conducted, the effect of prolonging the service life of the tool is achieved, and compared with traditional air cooling heat dissipation, the cooling efficiency is improved. And the attached liquid cooling heat exchange cooling effect is better.