183 results about "Cooling energy" patented technology

This invention relates to the field of heat exchange technology, specifically providing a control method for a compressed air air conditioning system, aiming to solve the problems of low heat exchange efficiency and high overall energy consumption in existing compressed air air conditioning systems. To this end, the compressed air air conditioning system of this invention includes a recirculating cooler, a centrifuge, a first indirect evaporative cooler, a compression-expansion unit, a second indirect evaporative cooler, a bypass branch, and a refrigerant circulation loop. The recirculating cooler includes a first recirculating cooling pipe and a second recirculating cooling pipe. The bypass branch can directly introduce air cooled by the first indirect evaporative cooler into the room to improve cooling efficiency and reduce cooling energy consumption. The refrigerant circulation loop can selectively operate to achieve further cooling. The control method of this invention includes: acquiring the outdoor ambient temperature; and controlling the operation mode of the compressed air air conditioning system according to the outdoor ambient temperature to ensure that the compressed air air conditioning system always maintains a high-efficiency operating state, thereby effectively reducing energy consumption.

The utility model discloses a detection equipment for air -cooled energy storage integrated cabinet manufacturing, including detection machine body, set up the button subassembly in the front of detection machine body, open the heat dissipation groove of detection machine body left side front side, the front side of detection machine body top is rotatably connected with the anti -accidental -touch mechanism through the bearing, the anti -accidental -touch mechanism includes the screw rod, the right side fixed coupling of screw rod has L type board, the bottom fixed coupling of L type board has the protective cover board, the right side fixed coupling of protective cover board has the pasting board, the front side of screw rod surface is equipped with the limit block, the bottom of limit block is fixedly connected with detection machine body. The utility model discloses detection equipment has changed the phenomenon that traditional button position is always exposed, has adopted the rotation of L type board that the screw rod drives, and L type board drives the overturn of protective cover board, makes the protective cover board cover in the front of button subassembly, can carry out the protection handling to the button place, has guaranteed the accuracy of detection.

This invention discloses a single-system liquid-cooled energy storage thermal management device, belonging to the field of energy storage thermal management technology. It includes an integrated installation frame, a single-path refrigerant circulation module, a water circulation module, an ambient temperature sensor, and a controller. The single-path refrigerant circulation module consists of only one compressor, a gas-liquid separator, a liquid receiver, a dryer, an electronic expansion valve, a condenser core, a plate heat exchanger, refrigerant piping, and a condenser fan. Refrigerant temperature and pressure sensors are installed at the compressor inlet and outlet. The condenser fan blows air to the condenser core for heat exchange. This invention replaces a dual-system approach with a single system, simplifying components to reduce cost and weight. Optimized layout frees up space and solves the problem of limited PTC selection for heating. The controller enables precise control, and the water inlet and vent valve ensure convenient water circuit maintenance without air blockage. Multi-sensor collaborative monitoring simultaneously improves heat exchange efficiency and operational stability, and it is compatible with standardized installation in energy storage compartments.

The invention discloses a liquid cooling energy storage cabinet which comprises a main frame, the interior of the main frame is divided into an energy bin and an electric appliance bin which are mutually independent through a vertically-arranged partition plate, a battery rack is arranged in the energy bin, battery packs are detachably installed in the battery rack, a liquid cooling plate is tightly attached to the side face of each battery pack, and a flow channel is formed in each liquid cooling plate. The flow channels of the adjacent liquid cooling plates are connected in series through liquid cooling pipelines; an inlet and an outlet of the liquid cooling pipeline both extend to the electric appliance bin and are connected with an outlet and an inlet of the liquid cooling unit respectively, and the liquid cooling unit is fixed to a bottom plate of the electric appliance bin through a liquid cooling air conditioner support. Through the design that the liquid cooling plate is directly attached to the side face of the battery pack, the heat conduction path is extremely short, the advantages of high specific heat capacity and high heat conductivity of liquid are utilized, heat generated during charging and discharging of the battery can be rapidly and efficiently taken away, and the problem of low heat dissipation efficiency caused by low specific heat capacity and poor heat conductivity of air in air cooling is solved.

This invention discloses a vehicle refrigeration system and method. The vehicle refrigeration system includes an electric compressor, a condenser, a plate heat exchanger, and a passenger compartment evaporator. The electric compressor, plate heat exchanger, and passenger compartment evaporator form a first loop. The plate heat exchanger is connected to a battery pack to form a second loop. The electric compressor, condenser, and passenger compartment evaporator form a third loop. When the vehicle is parked and the passenger compartment needs cooling, and the battery pack temperature is not higher than a first preset temperature and the battery pack outlet water temperature is not higher than a second preset temperature, the first and second loops are used to cool the passenger compartment. When the vehicle is parked and the passenger compartment needs cooling, and the battery pack temperature is higher than the first preset temperature and the battery pack outlet water temperature is higher than the second preset temperature, the third loop is used to cool the passenger compartment. When the vehicle is parked and stationary with no oncoming wind, the heat exchange efficiency of the condenser is improved, avoiding the problems of high cooling energy consumption and insufficient cooling capacity of the entire system.

This invention belongs to the field of coolant technology, specifically relating to a coolant and its application in an immersion liquid-cooled energy storage system. The coolant, by weight, comprises 80-95 parts base oil, 1-5 parts thermally conductive nanoparticles, 0.5-2 parts composite dispersant, 0.3-1 part composite corrosion inhibitor, 0.1-0.5 parts antioxidant, 0.2-0.5 parts pour point depressant, and 0.01-0.05 parts defoamer. The base oil is a mixture of polyalphaolefin and synthetic ester, and the composite dispersant is a compound of polyisobutylene succinimide and Mannich base dispersant. Aging tests show that this coolant exhibits high thermal conductivity retention, low acid value increase, and low corrosion rate. The coolant of this invention can effectively maintain the dispersion stability of nanoparticles in the environment of precipitates from sealing materials, extending the fluid change cycle.

A kind of household immersed battery energy storage device, including outer box, immersed inner box and energy storage battery group;The immersed inner box is located in the inside of outer box, and the energy storage battery group is located in the inside of immersed inner box;Immersed inner box inside is also filled with for the immersion cooling energy storage battery group immersion coolant;The energy storage battery group is made of several battery monomers, and insulation spacer is arranged between adjacent battery monomers and between the energy storage battery group and the immersed inner box around the energy storage battery group, and insulation partition is arranged between the bottom of the energy storage battery group and the immersed inner box.The utility model discloses by setting immersed inner box, can effectively guarantee the safety and uniformity of energy storage battery group;By setting insulation spacer and insulation partition, both ensure that the battery monomers and the energy storage battery group and the outside environment maintain electrical isolation, and can provide space for the flow heat exchange of immersion coolant.

A compressed carbon dioxide energy storage system and method combined with an air separation technology are provided. The system includes an air separation assembly, separating air to generate nitrogen, oxygen, carbon dioxide and waste nitrogen; an energy storage assembly, using carbon dioxide as a working medium, compressing carbon dioxide and collecting heat energy and pressure energy generated during compressing the carbon dioxide in off-peak period; an energy release assembly, converting the collected heat energy and pressure energy to electric energy, to supply to the air separation assembly and an electrical device in peak period. The waste nitrogen is used as a heat source for the air separation assembly, the energy storage assembly and the energy release assembly to provide heat energy, and nitrogen / oxygen is used as a cool source for the air separation assembly, the energy storage assembly and the energy release assembly to provide cool energy.

This invention belongs to the technical field of energy storage systems. To further improve the efficiency and peak-shaving flexibility of energy storage systems, a liquefied air energy storage system coupling hydrate cooling, air separation, and liquefied natural gas is proposed. In the energy storage phase, the liquefied air energy storage system compresses and heats air. After expanding to atmospheric pressure, the liquefied air enters a gas-liquid separator. The separated gaseous air serves as return air to provide cooling energy, while the separated liquid air is stored in a liquefied air tank. The cooling energy for air cooling is provided by the return air, liquefied natural gas, and circulating hydrates. In the energy release phase, a portion of the liquid air in the liquefied air tank is pressurized and enters a distillation unit for air separation, producing liquid nitrogen and liquid oxygen. The remaining liquid air is used for power generation. The heating fluid is provided by circulating hydrates. This invention improves the system's economic efficiency and overall energy utilization efficiency.

The application discloses a dispensing positioning jig and a processing system, and relates to the technical field of dispensing devices.The dispensing positioning jig comprises a dispensing platform, a clamp assembly, a driving assembly and a magnetic positioning assembly.A dispensing station, a cooling station and a feeding and discharging station are arranged on the dispensing platform to realize parallel operation of dispensing, cooling and feeding and discharging, reduce idle time of the equipment and improve dispensing efficiency.The magnetic positioning assembly is arranged on the dispensing platform, and the magnetic attraction of the magnetic positioning assembly eliminates vibration interference and enhances the positioning accuracy of the dispensing part during the dispensing process.The clamp assembly is arranged to clamp and fix the dispensing part, thereby further improving the positioning accuracy and stability.The magnetic positioning assembly of the cooling station forms an air cooling structure through magnetic repulsion to generate airflow, thereby cooling the dispensing area, significantly shortening the curing time of the adhesive and improving the cooling efficiency.

This invention provides an array fan air supply device and a control method for the array fans. Multiple array fans are arranged in an array and positioned on the air outlet side of the evaporator, with each array fan having multiple air supply zones. A return air duct is used to transfer the excess cooling / heating energy of the array fans to the air inlet side of the evaporator for pre-cooling the airflow before heat exchange in the evaporator; a valve is installed on the return air duct. The return air duct is designed to recover excess cooling energy generated by the array fans and reintroduce it to the air inlet side of the evaporator, allowing the excess cooling energy to participate in heat exchange again through the evaporator, thereby improving heat exchange efficiency and saving energy.

A liquid-cooled energy storage cabinet based on a dual-pump liquid-cooled main unit includes a cabinet body (10) and a cabinet door (20). The cabinet body (10) contains a first accommodating space (11), a second accommodating space (12), and a third accommodating space (13). The first accommodating space (11) contains several battery packs (30). The second accommodating space (12) contains an energy storage inverter (40) and a high-voltage box (50). The third accommodating space (13) contains a dual-pump liquid-cooled main unit (60). The dual-pump liquid-cooled main unit includes a first-pump liquid-cooled main unit and a second-pump liquid-cooled main unit. The outlet of the first-pump liquid-cooled main unit is connected to the inlet of each battery pack (30) via a first inlet pipe (61), and the outlet of each battery pack (30) is connected to the inlet of the first-pump liquid-cooled main unit via a first outlet pipe (62). This invention not only has high heat dissipation efficiency and low noise but also saves space.

The utility model provides a liquid cooling and energy storage integrated cabinet, which comprises a control bin, a frame body and a second partition plate are arranged in the control bin, and the control bin can be divided into a first accommodating bin, a second accommodating bin and a third accommodating bin; a first cover plate is detachably arranged on the upper portion of the first containing bin. A second cover plate is detachably arranged on the upper portion of the third containing bin, and a third cover plate is detachably arranged on the side portion of the third containing bin. Therefore, when the energy storage converters with different sizes are replaced, the second cover plate and the third cover plate with different sizes can be detached and replaced so as to adapt to the energy storage converters with different sizes, so that the liquid cooling and energy storage integrated cabinet can be used for installing the energy storage converters with different sizes from different manufacturers; meanwhile, the energy storage converter is convenient to replace and maintain.

A cryogenic testing system, method, equipment, and medium for aircraft fuel servo valves are disclosed, relating to the field of testing systems. The aircraft fuel servo valve cryogenic testing system maintains the medium at a preset ambient temperature by setting up an ambient temperature fuel tank. In conjunction with a high-pressure pump group and a cryogenic heat exchanger arranged sequentially along the fuel supply pipeline, only the medium flowing to the test station is pressurized and deeply cooled online. This eliminates the need to cool all the medium in the ambient temperature fuel tank, significantly reducing cooling energy consumption and cooling time. Simultaneously, a temperature return control loop on the return pipeline can raise the temperature of the cryogenic, high-pressure medium flowing out after the test to ambient temperature before returning it to the ambient temperature fuel tank, preventing the backflow of the cryogenic medium from disturbing the temperature field within the tank. This effectively solves the problems of large temperature fluctuations, low testing accuracy, and poor continuous operation efficiency in traditional overall cryogenic cyclic testing. It can stably maintain the extreme low-temperature conditions required for testing for extended periods, improving the accuracy and continuous operational stability of aircraft fuel servo valve cryogenic testing.

The utility model discloses a water -cooling plate external liquid -cooling energy storage converter structure, including cavity cover, cavity, bottom plate subassembly, water -cooling plate, IGBT module, electric reactor and sealing strip, water -cooling plate is external in cavity outside, and the anti -condensation performance is strong, so that the device in the cavity can avoid the circuit safety distance that condensation led to becomes small, short circuit occurs, the corrosion of device condition, has improved the reliability of converter greatly, has good sealing performance, can effectively block the water or dust of cavity outside through IGBT installation opening and electric reactor installation opening and enter the cavity, prevent dust or water from entering the cavity after causing the device in the cavity to break down failure because of the influence of dust increase or water, thereby improved the reliability of complete machine.

This invention discloses a compartmentalized concrete energy storage unit and an immersion liquid-cooled energy storage system. The energy storage unit includes: a housing made of concrete, the interior of which is directly enclosed by the housing walls to form at least one independent compartment; a door, independently provided for the opening of each compartment, with a sealing structure between the door and the housing; a guide bearing structure located inside each compartment; and an encapsulated battery module located inside the compartment and slidably connected to the guide bearing structure, which can be pushed into or pulled out of the compartment along the guide bearing structure. This invention achieves a high degree of integration of the energy storage unit by directly enclosing the compartments with the housing; each compartment is independently sealed and pressure-bearing, allowing the battery module to be immersed in a cooling medium during application, using water-based coolant instead of expensive insulating liquid, significantly reducing system costs; simultaneously, immersion cooling achieves efficient heat dissipation and integrated fire protection, and the independent compartment design confines thermal runaway to a single compartment, significantly improving system safety.

This invention discloses a method for oxygen venting and recovery in an internal compression air separation unit, relating to the field of air separation. By automatically controlling and utilizing a backup liquid nitrogen pump, liquid nitrogen from a backup storage tank is returned to the process liquid nitrogen pump in the air separation unit. This reduces the flow rate setting of the original process liquid oxygen pump, thereby reducing the amount of oxygen vented from the cold box, recovering the cooling energy from liquid nitrogen vaporization and using it to increase liquid oxygen production, thus achieving a production conversion from liquid nitrogen to liquid oxygen. The method provided by this invention is simple to operate, has minimal impact on air separation distillation, significantly reduces oxygen venting, and effectively improves the unit's energy efficiency.

This invention belongs to the field of high-pressure spot cooling technology and discloses a spot cooling process for die-casting molds based on a high-pressure spot cooling machine. Its features include the following steps: S1: Constructing a system integrating a high-frequency response servo valve module, a multi-stage pressure-volume compensation device, a distributed temperature sensing network, a spot cooling efficiency evaluation module, and an intelligent optimization controller; S2: Real-time monitoring of the temperature of the mold's hot nodes and the end temperature of the spot cooling holes through the distributed temperature sensing network, with a sampling frequency of not less than 1kHz. This invention significantly reduces the risk of flow error and timing deviation through these improvements, making the cooling process highly reliable, effectively preventing casting quality defects and extending mold lifespan, ultimately improving overall process stability. By combining high-precision flow control with a rapid response mechanism, this invention overcomes the inherent technical bottlenecks of high-pressure fluid control, ensuring accurate release of cooling energy within a very short time window, supporting continuous and efficient operation in complex industrial environments.

Cooling system (1) for an electric vehicle (2) for cooling a battery (12), power electronics (14), air conditioning (13) for an interior of the vehicle (2) and / or an electric motor, comprising a cooling energy storage unit (3), a heat exchanger (10), supply lines and a control unit (5), wherein the cooling energy storage unit (3) can be used as a thermal storage component of the cooling system (1) for storing excess cooling energy of an air intake system (4), wherein the control unit (5) is configured to regulate the release of cooling energy from the cooling energy storage unit (3) into the supply lines of the cooling system (1) via the heat exchanger (10), wherein the supply lines contain a fluid that transfers the cooling energy to the battery (12), the power electronics (14), the air conditioning (13) and / or the electric motor for cooling.

An optimal environment control model for an AIoT-based heating and cooling energy saving service is disclosed. The optimal environment control model for an AIoT-based heating and cooling energy saving service according to the present invention includes: an image-based store environment detection model that collects images within a store to detect the environment of the store; an optimal control plan model that creates a plan to maintain the indoor temperature at a target temperature by controlling the operation of the heating and cooling unit in consideration of the detected environment; and a power consumption prediction model that predicts the amount of power consumed during a set period by controlling the operation of the heating and cooling unit according to the plan.

The application discloses a strain of Trichoderma harzianum HMS1 and application of the strain in degradation of low-grade lignite, and belongs to the technical field of microorganisms. The strain is preserved in the China General Microbiological Culture Collection Center, and the preservation number is CGMCC No. 42173. The strain has heat resistance, the optimal growth temperature is 35-38 DEG C, and the highest growth temperature is 44 DEG C, so that the strain is suitable for high-temperature environment or reactor operation, and cooling energy consumption is significantly reduced. The strain can directly use untreated low-grade lignite as the only carbon source, and the final degradation rate reaches 49+ / -0.5% through solid culture by means of a plate method for 21 days, the final degradation rate reaches 50.4+ / -0.8% through liquid culture by means of a shaking flask method for 7 days, and the final degradation rate reaches 51.3+ / -1.2% through liquid culture by means of a shaking flask method for 14 days. The strain overcomes the problem that the activity of the existing mesophilic strain is significantly reduced or even inactivated in a high-temperature environment (greater than 35 DEG C), and is particularly suitable for lignite biotransformation treatment and high-temperature composting in a hot and humid area (such as Yunnan, the eastern part of Inner Mongolia, etc. in China) where lignite resources are rich.

This invention provides a membrane-coupling decarbonization system, comprising a cold box, a pretreatment unit, a flash tank, a distillation column, a bottom reboiler, a top condenser, a top reflux tank, a carbon dioxide subcooler, a membrane separator, a throttling device, a first carbon dioxide compressor, a second carbon dioxide compressor, and a carbon dioxide expander. It is used to decarbonize associated gas or natural gas from oil fields, and to separately export the separated natural gas and high-purity carbon dioxide. The membrane-coupling decarbonization system provided by this invention utilizes the liquid carbon dioxide separated within the distillation column itself. After expansion and cooling by the carbon dioxide expander, the carbon dioxide enters the top condenser for evaporation. The cooling energy released during evaporation is directly supplied to the top condenser, achieving the effect of completely eliminating the need for external refrigeration units and external refrigerants in the top condensation stage of the distillation column.

This invention discloses a laser cutting apparatus and method for fin processing in heat exchanger production, relating to the field of laser cutting technology. Through the alternating lifting design of the first and second support components, an effective support point is always present during the cutting process. When one set of support teeth heats up due to laser irradiation, the other set can immediately switch to working mode, while the original support component is rapidly cooled by immersing it in water containing rust inhibitor, ensuring that the impact of laser energy on itself is reduced during the next support action. This design avoids metal fatigue or deformation caused by prolonged exposure of a single support point to high temperatures from residual laser energy, extending the service life of the first and second support components. Furthermore, the detachable protective sleeves on the support teeth can be easily removed and replaced after damage, thus avoiding the need to replace the entire support component due to damage to the support teeth, saving replacement costs.

The utility model relates to the technical field of liquid cooling energy storage box production, and discloses a liquid cooling energy storage box production spraying device which comprises a machine frame, a controller, a movable spraying mechanism and a workpiece assembling mechanism, the controller is arranged on the machine frame, and the movable spraying mechanism and the workpiece assembling mechanism are both installed on the machine frame. The movable spraying mechanism corresponds to the workpiece assembling mechanism in position, and the rack comprises a supporting plate, a frame plate, a rotating support, a connecting frame and a mounting plate. The movable spraying mechanism is arranged, the electric sliding block can slide along the electric sliding rail in a reciprocating mode to drive the sprayer to achieve movable spraying in the horizontal direction, the electric cylinder body can drive the electric cylinder telescopic shaft to stretch out and draw back, and therefore the lifting frame is driven to ascend and descend, the sprayer can move in the vertical direction, and then all-directional spraying of the liquid cooling energy storage box is achieved. And the spraying uniformity and quality are improved.

This invention belongs to the interdisciplinary field of machine learning and data center thermal management, specifically disclosing a machine learning-based intelligent control method for data center cooling systems. This method configures each cooling unit as an intelligent agent with perception and decision-making capabilities, achieving distributed collaboration through a digital pheromone communication mechanism. It autonomously adjusts the opening of air and water valves based on pheromone concentration gradients and optimizes energy consumption and temperature deviation using a local reinforcement learning model. In the event of a fault, neighboring agents can automatically identify the anomaly and take over the cooling task. Through the above technical solution, this invention achieves sub-second real-time control, highly reliable self-healing operation, and a significant improvement in cooling energy efficiency.

The utility model provides a kind of liquid cooling energy storage PCS converter, it is related to energy storage converter heat dissipation field, box and liquid cooling plate keep sealed assembly, for making electrical components and outside isolation;Box and liquid cooling plate cooperate and form first placement area and second placement area, first placement area and second placement area are separated by partition area and form different cavities, wherein second placement area is used to place inductance, relatively isolate inductance with other electrical components with larger heat generation, reduce the interference of inductance heat to other electrical components;The utility model adopts the mode of liquid cooling heat dissipation, can work continuously and stably, with higher heat dissipation efficiency, and relatively separate different heat generation electrical components, reduce the mutual interference of heat, satisfy long-term stable heat dissipation operation.

This invention discloses a liquid-cooled energy storage system, comprising a dual-compartment energy storage system cabinet. The upper sealed compartment houses the battery pack, while the lower ventilated compartment houses the energy storage converter and liquid chiller. The liquid chiller has dual-sided liquid supply and return ports, connecting the PCS (Power Supply System) to the battery pack. It incorporates three collaborative loops for cooling, battery cooling, and PCS cooling, sharing a common fan for energy saving. The aluminum alloy liquid cooling plate within the PCS has three branches with a 1:1:3 flow ratio, precisely adapting to the heat dissipation of each component. The system includes sensors, drain ports, and automatic exhaust valves, achieving integrated liquid cooling, precise temperature control, optimized layout for space saving, low energy consumption, high stability, and adaptability to multiple scenarios.