497 results about "Coolant pump" patented technology

A coolant system for an electric vehicle for circulating a liquid coolant, comprising a plurality of components through which the coolant can flow. The components can be connected to one another, at least in at least one subset, in a coolant-conducting manner via valves and via coolant lines. Only a single multi-way valve and a single non-return valve are arranged in such a way that one of the components and another of the components can be fluidically connected to one another only via a further component, designed as a coolant pump, and via a predetermined switching state of the multi-way valve to permit a flow through the multi-way valve and the non-return valve independently of the rest of the components. A thermal management system is also provided.

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 heat pump arrangement and a method of operating a heat pump arrangement. The heat pump arrangement has a refrigerant circuit and a coolant circuit, wherein the coolant circuit is configured for indirect battery heating. The refrigerant circuit includes a compressor, a heating condenser, a 3 / 2-way expansion valve, an external heat exchanger, at least one evaporator with an associated expansion element as well as a 3 / 2-way expansion valve arranged in parallel to the evaporator, and a battery chiller. The coolant circuit includes a coolant cooler and a battery heat exchanger with an associated coolant pump and at least one drive train cooler with an associated coolant pump arranged in parallel to the battery heat exchanger.

A cooling system, comprising: - a first cooling circuit (10), the first cooling circuit having a first coolant pump (12); - a second cooling circuit (20), the second cooling circuit having a second coolant pump (22); - an expansion tank (30), the expansion tank being provided with an expansion chamber (31) for accumulating coolant, wherein the expansion chamber is connected to the second cooling circuit (20) so as to allow the expansion chamber to receive coolant from the second cooling circuit; and - a degassing device (40), the degassing device being arranged in the first cooling circuit for separating bubbles from the coolant circulating therein. The degassing device (40) is located at a position lower than the expansion tank (30) and is connected to the expansion chamber (31) via a static pipeline (5) so as to allow the bubbles separated from the coolant in the degassing device to migrate upward in the static pipeline towards the expansion chamber.

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.

The utility model relates to a feed cooling device which comprises a supporting rod, a cooling tank, a feeding pipe and a discharging pipe, a stirring assembly used for stirring feed is installed on the cooling tank, the stirring assembly comprises a motor, a vertical rod and a stirring plate, and a cooling assembly used for cooling the feed is installed on the cooling tank. The cooling assembly comprises a liquid storage tank, a cooling pipe, a circulating pump and a refrigerator, the cooling pipe penetrates through the shell and surrounds the stirring plate, and the lower end of the cooling pipe is fixed and communicated with a water outlet of the circulating pump. Cooling liquid in the liquid storage tank is pumped into the cooling pipe through the circulating pump and circulates, the cooling liquid in the cooling pipe is cooled through the refrigerator, so that the feed is cooled through the cooling pipe, then the stirring plate is driven by the motor to stir the feed, the feed in the cooling tank is made to make uniform contact with the cooling pipe, and the cooling effect is improved. And the cooling efficiency and the cooling effect of the feed are improved.

The invention relates to the technical field of grinding machine machining, in particular to a multifunctional grinding machine for mold machining, which comprises a numerical control grinding machine, a connecting assembly, a grinding wheel, a protective cover and the like, the numerical control grinding machine is connected with a protective cover; a connecting assembly is arranged in the protective cover; the connecting assembly is connected with a grinding wheel; two water flowing grooves are formed in the numerical control grinding machine; a narrow surface is arranged on the grinding wheel; and a wide surface is arranged on the grinding wheel. The grinding wheel state can be changed according to the area of the grinding face of the metal mold, the installation state of the grinding wheel does not need to be manually adjusted, and the grinding face orientation of the grinding wheel is adjusted; cooling liquid is pumped into the liquid inlet pipe through the external cooling pump, the cooling liquid enters the position between the conical plate and the grinding wheel along the liquid inlet pipe and then is sprayed out of the through hole, in the process, cooling and lubricating work is conducted through the cooling liquid flowing out from inside to outside, and it is guaranteed that the grinding wheel polishing metal mold is cooled and lubricated through the cooling liquid; the service life of the grinding wheel is prolonged.

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 vehicle includes a chassis, a housing to house one or more battery modules, the housing being supported by the chassis, an electric motor to receive electrical power from the one or more battery modules, a liquid cooling system including a radiator to cool a coolant when the coolant flows through the radiator, and one or more coolant pumps connected to the radiator to circulate the coolant, and an air cooling system to cool the one or more battery modules. The air cooling system includes a compressor, a condenser, and one or more evaporator coils, and the radiator and the condenser are located adjacent to each other.

The invention relates to a heat pump system W for an electrically operated vehicle, comprising a coolant side and a refrigerant side, wherein the coolant side has a first flow section (10) with a first heat exchanger (12), a second flow section (20) with a second heat exchanger (22), a bypass flow section (25) for bypassing the second heat exchanger (22) in terms of flow, a third flow section (30) with a third heat exchanger (32), a fourth flow section (40), a coolant pump system K and a valve system V, wherein, in a first operating state, a coolant flow flows through the first flow section (10) with the first heat exchanger (12), then through the bypass flow section (25) and / or through the second flow section (20) with the second heat exchanger (22), and then through the fourth flow section (40), and, in a second operating state, a coolant flow flows through the first flow section (10), then through the bypass flow section (25) and / or through the second flow section (20) and then through the third flow section (30) with the third heat exchanger (32).

A vehicle includes a chassis, a roof supported by the chassis, and a liquid cooling system. The liquid cooling system includes a radiator to cool a coolant when the coolant flows through the radiator and one or more coolant pumps connected to the radiator to circulate the coolant, and the radiator is mounted on the roof.

The invention provides a combined heat dissipation device capable of switching an air cooling mode and a liquid cooling mode and a combined heat dissipation method, and relates to the technical field of chip heat dissipation, the combined heat dissipation device comprises a cold plate heat exchanger and a cooling liquid pump, the cold plate heat exchanger comprises a cold plate and a cooling liquid pump, and the cold plate is provided with a cooling liquid inlet and a cooling liquid outlet; the cooling liquid pump is connected with the cooling liquid outlet through a first liquid conveying pipeline, and an electronic valve is arranged on the first liquid conveying pipeline; the air-cooled heat exchanger comprises a fan blade frame, a fan blade group and a driving motor, the fan blade frame is arranged on the cold plate, the fan blade group and the driving motor are mounted on the fan blade frame, and the driving motor drives the fan blade group to rotate; the temperature controller comprises a controller, an intelligent prediction module and a plurality of temperature sensors, the temperature sensors are arranged on the cold plate at intervals, and the controller is electrically connected with the cooling liquid pump, the electronic valve, the driving motor and the temperature sensors. According to the combined heat dissipation device and method for switching the air cooling mode and the liquid cooling mode, the temperature adjustment range is larger, and the application range is wider.

A nuclear reactor is configured with a primary coolant loop for transferring heat away from the nuclear reactor core. In a shutdown event, the primary coolant pump may stop pumping primary coolant through the reactor core, resulting in decay heat buildup within the reactor core. An inertial energy coast down system can store kinetic energy while the nuclear reactor is operating and then release the stored kinetic energy to cause the primary coolant to continue to flow through the nuclear reactor core to remove decay heat. The inertial energy coast down system may include an impeller and a flywheel having a mass. During normal reactor operation, the flowing primary coolant spins up the impeller and flywheel, and upon a shutdown event where the primary coolant pump stops pumping, the flywheel and impeller can cause the primary coolant to continue to flow during a coast down of the flywheel and impeller.

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 heat pump system W for an electrically powered vehicle, comprising a coolant side and a refrigerant side in heat transfer connection therewith, wherein the coolant side has a first flow section (10) with a first heat source (12), a second flow section (20) with a second heat source (22), a third flow section (30) with a first heat exchanger (32), a fourth flow section (40), a fifth flow section (50) with a second heat exchanger (52), a coolant pump system K and a valve system V with at least two valves V1, V2, wherein the heat pump system is designed such that, in a first operating state, a coolant flow flows through the first heat source (12) and / or through the second heat source (22), then through the valve V1 and then through the first heat exchanger (32),and in a second operating state, on the one hand, a first coolant flow flows through the first heat source (12) and / or through the second heat source (22), then through the valve V1 and then through the fourth flow section (40).

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).

A vehicle cooling system includes a heat exchanger, upper and lower coolant hoses extending between the heat exchanger and a vehicle power system for carrying liquid coolant to and from the vehicle power system, and an expansion tank fluidly coupled to the lower coolant hose. The vehicle cooling system further includes an active coolant monitoring system that includes a coolant leak sensor that detects leakage of the liquid coolant from the vehicle cooling system and a coolant contamination sensor that detects contamination of the of liquid coolant. The vehicle cooling system further includes an electronically controllable coolant flow shutoff valve in series with the lower coolant hose adjacent a lower coolant outlet of the heat exchanger. The electronically controllable coolant flow shutoff valve is closed when the coolant pump is off and open when the coolant pump is on.

A thermal management system (10) for a motor vehicle (100) that is at least partially electrically powered is described, comprising a refrigerant circuit (12), a coolant circuit (22) with at least one coolant pump (24, 24z), a heat exchanger (18), in particular a chiller, which is in thermal contact with the refrigerant circuit (12) and the coolant circuit (22), wherein the coolant circuit (22) is connected to at least one electrical component (26), in particular a battery storage unit, of the motor vehicle (100) for its conditioning, in particular cooling.The coolant circuit (22) is provided to have: a main line section (22h) connecting the coolant pump (24) to the electrical component (26), and at least one secondary line section (22n, 22nz) branching off downstream of the coolant pump (24) from the main line section (22h) at a branch point (A1, A2) and opening upstream of the electrical component (26) into the main line section (22h) at a terminal point (M1, M2), wherein the heat exchanger (18) is arranged in the main line section (22h) or in the secondary line section (22n). Furthermore, a method for operating such a thermal management system (10) and a motor vehicle (100) with such a thermal management system (10) are described.

The invention provides a bearing fault detection method and device for a reactor coolant pump and related equipment. The method comprises the steps that multiple pieces of equipment operation index data of a thrust bearing are acquired; performing dimensionless processing on the operation index data of each piece of equipment to obtain a corresponding dimensionless index matrix; performing fuzzification processing on each dimensionless index matrix to obtain the state probability of each piece of equipment operation index data in different equipment state levels; performing evidence fusion on the state probability of the operation index data of each device to obtain a target probability distribution function; and determining the bearing fault state of the reactor coolant pump according to the target probability distribution function. The bearing fault detection accuracy of the reactor coolant pump can be improved.

To provide a machine tool having a function for assisting replenishing work of a coolant liquid concentrate or water for dilution.SOLUTION: The machine tool comprises: a device for various machining operations, which is for executing prescribed machining on a workpiece by a tool; a coolant device that repeatedly feeds a used coolant stored in a coolant tank by a coolant pump; and a control device that controls driving of the device for various machining operations and the coolant device. The coolant tank is provided with a level sensor that measures a coolant level indicating the liquid surface height of the coolant and a density sensor that measures the concentration of a coolant liquid concentrate in the coolant. The control device calculates replenishing amounts of a coolant liquid concentrate and water necessary for replenishment and days necessary for replenishment on the basis of the measurement values measured by the level sensor and the concentration sensor, and outputs the results as replenishment information to a notification device for notifying an operator of the information.SELECTED DRAWING: Figure 5

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.

The utility model discloses an efficient cooling channel rubber injection mold which comprises an installation plate, a lower mold is fixedly installed on the top end face of the installation plate, a through hole is fixedly formed in the side face of the lower mold, a first cooling coil is fixedly installed on the inner wall of the through hole, and a through hole is fixedly formed in the lower mold. After injection molding is completed, the pump machine is started, cooling liquid in the water tank is pumped into the cooling coil pipe I through the connecting pipe, then the cooling liquid is pumped into the cooling coil pipe II through the conveying pipe, the lower mold is cooled, and after the cooling liquid circulates for a circle, the cooling liquid is cooled through the cooling assembly II, so that the cooling efficiency is improved. After cooling is completed, cooling liquid obtained after cooling is completed is used for cooling the lower mold through a pump machine; and meanwhile, a first refrigeration assembly is started, the upper mold is cooled through a third cooling coil, auxiliary cooling is conducted on the lower mold through cooling fins, the cooling efficiency of the device is improved, and the practicability of the device is improved.

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).

The invention relates to the field of immersed liquid cooling systems, and discloses a performance evaluation device and method for an immersed liquid cooling system, and the performance evaluation device for the immersed liquid cooling system comprises a plate heat exchanger; the cooling liquid circulating unit comprises a liquid cooling case and a cooling liquid pump, the liquid cooling case, the cooling liquid pump and the plate heat exchanger are connected through pipelines, and the pipelines are provided with flow regulating valves, pressure gauges and temperature sensors; by means of the testing device and method, various influence factors such as the chip size, the power density, the cooling liquid flow speed and internal disturbance can be tested, the performance of the immersed liquid cooling system can be comprehensively evaluated, and a scientific basis is provided for system design and optimization. And comprehensive monitoring and intelligent diagnosis of the immersed liquid cooling system can be realized by combining a deep fault diagnosis and health monitoring system, potential problems in the system can be found in time, fault occurrence can be predicted, and maintenance suggestions can be provided.

The invention provides a control method of a vehicle charging system, the vehicle charging system, a vehicle and a medium, and the control method of a charging liquid cooling system comprises the steps: obtaining a prediction parameter in response to the start of charging of the vehicle and the reception of a fault signal; inputting the prediction parameter and a first condition into a prediction model to obtain a first prediction temperature of the charging wire harness, wherein the first condition comprises that the heat dissipation part is in a closed state; when the first prediction temperature is larger than or equal to a first threshold value and at most one of the coolant pump and the fan is in a fault state, the prediction parameters and a second condition are input into the prediction model to obtain a second prediction temperature of the charging wire harness, and the second condition includes that the heat dissipation component is in an operation state; when the second predicted temperature is larger than or equal to a second threshold value, the current charging current is reduced, and the second predicted temperature is obtained again until the second predicted temperature is smaller than the second threshold value; when the liquid cooling system breaks down, the charging requirement of a user can be met as much as possible, and it is guaranteed that the working temperature of the charging wire harness is low.

An outboard motor includes a drive source, a motor controller, a coolant tube, a pump, and an air vent. The drive source includes an electric motor. The motor controller is higher than the electric motor and controls the electric motor. The coolant tube includes at least a portion of a coolant flow path through which the coolant that cools the electric motor and the motor controller circulates. The pump is connected to the coolant tube to pump the coolant. The air vent is located at an uppermost portion of the coolant flow path. The coolant pumped by the pump through the coolant flow path flows in an order of the motor controller, the air vent, and the electric motor.

The invention provides combined circular part welding equipment which comprises a robot assembly, an L-shaped positioner, an automatic clamp, cold liquid circulating equipment and a welding power source, and an automatic clamping device is installed on the L-shaped positioner; the automatic clamp is used for clamping the combined circular part; the L-shaped positioner is used for turning over the automatic clamp in the welding production process; the robot assembly comprises a robot water-cooling welding gun and is used for welding the combined circular part; the welding power source is connected with the robot water-cooling welding gun, the cold liquid circulation equipment is communicated with the robot water-cooling welding gun and the cold plate type liquid cooling device, and the cold liquid circulation equipment pumps cooling liquid into the robot water-cooling welding gun and the cold plate type liquid cooling device. And cooling liquid of the cold liquid circulating equipment flows into the cold plate type liquid cooling device I and the cold plate type liquid cooling device II. The combined circular part is automatically welded through the robot assembly, the L-shaped positioner, the automatic clamp and the cold liquid circulation equipment, and therefore the purpose of improving the welding efficiency is achieved.

The invention provides a charging pile cooling system and a control method thereof, and belongs to the technical field of charging piles.The charging pile cooling system comprises a cooling liquid pump, a cooling liquid pump inlet pipeline and a cooling liquid pump outlet pipeline, and the cooling liquid pump outlet pipeline is installed between the water outlet end of the cooling liquid pump and a charging gun; the cooling liquid pump inlet pipeline is installed between the charging gun and the water inlet end of the cooling liquid pump. The charging pile cooling system further comprises an air temperature sampling sensor, a gun temperature sampling sensor, a cooling liquid pump inlet sampling sensor, a cooling liquid pump outlet sampling sensor, a cooling fan, a charging control module and a power module. The operation states of the cooling liquid pump and the fan of the charging pile can be dynamically adjusted, quicker and more accurate temperature regulation and control are realized, and the working temperature of the high-charging-power liquid-cooling direct-current charging pile is effectively reduced.

The invention provides a test device and method for measuring the heat exchange performance of a thermosyphon evaporator, and belongs to the technical field of heat exchangers. The device comprises a refrigeration compressor, an oil-gas separator, a high-pressure condenser, a cooling tower, a circulating water tank, a circulating water pump, a liquid reservoir, a gas-liquid separator, a thermosyphon evaporator, a secondary refrigerant water tank, a secondary refrigerant pump and a mixing tank which are communicated with one another, and monitoring the measuring instrument for the test according to a specified time interval and recording data through the computer, and calculating the total heat transfer coefficient of the thermosyphon evaporator. By adjusting the height of the gas-liquid separator and utilizing the ratio of the mass flow measured at the liquid inlet of the thermosyphon evaporator to the gas mass flow of the gas-liquid two-phase flow measured at the gas outlet of the thermosyphon evaporator, the refrigerant circulation multiplying power under different liquid column static pressure heads is measured and calculated, and better test data support can be provided for the pipeline design of the thermosyphon evaporator.