13results about How to "Improve thermal management efficiency" patented technology

The utility model relates to a car technical field especially, it is a kind of central hand box refrigeration structure, including central hand box, condenser pipe, semiconductor refrigeration module, shroud and heat dissipation pipeline, wherein, central hand box inside is equipped with refrigeration space;Condenser pipe is embedded in the lateral wall of refrigeration space, and its both ends are communicated with the refrigerant circulation pipeline of car air conditioning system by pipeline;Semiconductor refrigeration module cold end is embedded in the lateral wall of refrigeration space, and hot end is placed in the inside of shroud;Shroud is fixed in the inside of central hand box;One end of heat dissipation pipeline is communicated inside shroud, and the other end is communicated to engine cabin, and exhaust fan is embedded in the inside of heat dissipation pipeline;The utility model proposes a kind of central hand box refrigeration structure, it is additionally equipped with semiconductor refrigeration module as auxiliary cold source, can carry out cold supplement to refrigeration space under the condition that vehicle is temporarily extinguished, effectively inhibits the temperature rise in refrigeration space, and reduces temperature fluctuation, guarantees the continuity and stability of refrigeration effect.

This utility model discloses a thermal management system suitable for containerized energy storage systems, comprising an air conditioning refrigerant circuit and a battery thermal management circuit, both of which include plate heat exchangers. Through this structure, the integration of the air conditioning refrigerant circuit and the battery thermal management circuit reduces system complexity and cost, while also reducing space requirements and maintenance costs. The battery thermal management system utilizes the plate heat exchanger to form a heat exchange with the air conditioning refrigerant circuit, effectively dissipating the heat absorbed from the energy storage battery module through the air conditioning system. The air conditioning refrigerant circuit dynamically adjusts the refrigerant distribution to regulate the heat exchange distribution between the air conditioning refrigerant circuit and the battery thermal management circuit. The battery thermal management circuit includes a phase change thermal storage unit connected in parallel with the plate heat exchanger, releasing stored heat / cold energy during charging and discharging intervals, reducing the frequent start-stop of the compressor and PTC heater.

The application provides a kind of high efficiency DC-DC power module of power saving type for tractor, it is related to power module technical field, including substrate, DC-DC power module, top plate, air-cooled heat sink and at least one heat conducting piece.The application, by setting heat conducting piece between the heat generating element of DC-DC power module and top plate, the equivalent thermal conductivity of the heat conducting piece from first end (heat source end) to second end (top plate end) shows decreasing trend;It is realized that the equivalent thermal conductivity is high near the heat generating element, the heat can be quickly exported from heat source, avoid heat accumulation to cause element junction temperature too high;With the heat transfer along the heat conducting piece to top plate direction, the equivalent thermal conductivity gradually reduces, and the heat flow transmission capacity weakens, to make heat more dissipate through the side wall of heat conducting piece to the surrounding environment (especially the airflow driven by air-cooled heat sink).

This invention relates to the field of new energy vehicle battery technology, and particularly to a rear-mounted battery swapping compartment for a pickup truck. The compartment includes a main body installed between the front cab and the cargo box, with openings at both ends and at both ends. Two sets of multiple battery compartments for installing battery packs are symmetrically arranged vertically on both sides of the main body. Door assemblies are also included, with two sets of symmetrically arranged, openable and closable door assemblies at both ends of the main body. A door opening / closing mechanism, connected to the main body and the door assemblies, drives the door assemblies. A cooling mechanism includes an upper cooling plate, a lower cooling plate, a main pipeline, and connecting hoses. The upper and lower cooling plates are located on the upper and lower sides of the battery pack, respectively, and the connecting hoses connect the main pipeline to the upper and lower cooling plates. A cold plate lifting mechanism, located within the main body and on both sides of the battery compartment, drives the upper and lower cooling plates to rise and fall.

The utility model relates to new energy field discloses a novel soft package CTP battery heat management equipment, including the box, one side of box is fixedly connected with the wind box, one side of wind box is fixedly connected with the motor, the drive end of motor is fixedly connected with the wind rod, the outer wall of wind rod is fixedly connected with a plurality of wind leaves, one side of box is fixedly connected with the ventilation board, the top of ventilation board is provided with the vent, the outer periphery of ventilation board is fixedly connected with the supporting plate, the top of supporting plate is provided with the vent. In the utility model, the wind rod is driven to rotate through the motor, thereby driving the wind leaves to produce wind power, the wind power is transmitted to the supporting plate through the vent on the ventilation board, the wind power is discharged to blow to the battery cell through the vent on the supporting plate, the airflow in the supporting plate is strengthened to radiate heat, and the heat management efficiency is improved, and the liquid cooling plate is coordinated at the same time, the heat dissipation redundancy under the extreme working condition is enhanced, and the space is not additionally occupied.

The application discloses an oil tank heater and belongs to the technical field of vehicle fuel systems. The oil tank heater comprises an oil conveying pipe and a heating assembly, and the heating assembly is arranged at an oil inlet of the oil conveying pipe. The heating assembly comprises a hollow heating pipe and a shielding part. The hollow heating pipe is internally provided with a flow channel for fuel flow, the side wall of the hollow heating pipe is provided with an oil inlet, and the upper end of the hollow heating pipe is communicated with the oil conveying pipe. The shielding part is arranged above the hollow heating pipe and is used for blocking the upward diffusion of the fuel heated by the hollow heating pipe. The shielding part is used as a physical barrier to effectively prevent the disorderly diffusion of heat to cold oil with large volume, and the heated fuel is forced to enter the internal flow channel through the oil inlet, directional and concentrated high-efficiency heating is realized, and the heating efficiency is greatly improved and the energy consumption is reduced.

The utility model relates to the technical field of batteries, and discloses a battery pack and electric equipment thereof, the battery pack comprises a battery cell and a liquid cooling assembly, the battery cell comprises a shell and a pole core; the shell comprises a first side wall and a second side wall, a pole core cavity is defined by the first side wall and the second side wall, and the pole core is contained in the pole core cavity; the first side wall comprises an expansion part and a connecting part, the two sides of the expansion part in the second direction are connected with the second side wall through the connecting part respectively, the expansion part protrudes out of the connecting part in the direction away from the pole core, and an expansion groove is formed in the side, facing the pole core, of the expansion part; the liquid cooling assembly is provided with a first positioning opening, one end of the shell in the second direction is inserted into the first positioning opening, and the liquid cooling assembly is clamped to the shell. According to the battery pack and the electric equipment thereof disclosed by the utility model, the liquid cooling assembly is clamped in the shell, so that the heat management efficiency is improved, meanwhile, the development of a battery cell module supporting material is saved, the light weight of the battery pack is realized, and the overall mechanical strength of the battery pack is improved.

The application discloses a kind of based on phase change and thermoelectric recovery permanent magnet coupler heat management device and method, including conductor disc composite structure, driving motor and position fixing device, hot electric conversion unit is inlaid in conductor disc composite structure, and sensing and control module are built-in in conductor disc composite structure;Two position fixing devices are fixed conductor disc composite structure and two conductor disc composite structures are oppositely arranged face and are provided with power rotary shaft, and the both ends of power rotary shaft are provided with the magnetic disk matched with conductor disc composite structure;Driving motor is fixed in upper position fixing device, and the output end of driving motor is fixed conductor disc composite structure.The application forms stable magnetic coupling field between conductor disc composite structure and magnetic disk, inlaid hot electric conversion unit and sensing control module in conductor disc composite structure, part eddy current heat is converted into electric energy by hot electric conversion unit, realizes the double goal of temperature control and energy recovery, reduces the loss of heat to environment, and heat management efficiency is improved.

This invention provides a multi-electric aero-engine accessory layout structure, belonging to the field of aero-engine technology. It includes: at least one electric fuel pump, an electric oil pump, an electric pump controller, at least one radiator, an adjustable variable actuator, and an electronic controller. The electric pump controller connects the electric fuel pump and the electric oil pump via a high-voltage cable, and is used to send fuel supply control command signals to the electric fuel pump and the electric oil pump. The electric fuel pump is connected to the radiator via a thick pipe. The electronic controller is connected to the adjustable variable actuator via a low-voltage cable, and is used to drive the stable operation of the adjustment mechanism and change the physical position of the adjustable variable. The accessory housing is divided into a high-voltage area and a low-voltage area. The multi-electric aero-engine-specific accessories, including the electric fuel pump, electric oil pump, and electric pump controller, are located in the high-voltage area, while the conventional multi-electric aero-engine accessories, including the radiator, adjustable variable actuator, and electronic controller, are located in the low-voltage area.

The utility model belongs to battery technical field discloses a kind of battery module, battery device and electric device.The battery module includes heat sink and multiple high-temperature-resistant sheet, heat sink is equipped between every two adjacent monomer batteries, heat sink is equipped with heat dissipation air duct, high-temperature-resistant sheet is equipped at the side of monomer battery with explosion-proof valve, and weak structure is equipped on high-temperature-resistant sheet and is arranged opposite to explosion-proof valve.By being equipped with the heat sink with heat dissipation air duct, heat transfer of heat runaway battery and adjacent battery can be directly blocked, to have stronger heat insulation capacity, in addition, by being equipped with the high-temperature-resistant sheet with weak structure on monomer battery, to can ensure that monomer battery releases internal pressure smoothly, adjacent monomer battery can also be reduced high-temperature-resistant sheet to the thermal influence of high-temperature high-heat material, with stronger protective performance, heat dissipation by the mutual cooperation of heat sink and high-temperature-resistant sheet can effectively prevent heat diffusion when heat runaway, with higher safety.

This invention discloses a rear-mounted power battery frame structure and assembly method. The structure includes: a battery frame assembly, a battery cooling unit, and an integrated pipe. The battery frame assembly is a modular steel frame structure with three layers (upper, middle, and lower) along the vertical direction. Each layer contains a battery pack composed of multiple standard battery modules. Each module includes an independent shell, voltage acquisition line, and temperature sensor. The modules are connected to each other via high-voltage copper busbars or quick connectors to form an overall high-voltage circuit. Cooling pipes are provided between the modules, and these cooling pipes are connected to the battery cooling unit via the integrated pipe to form an overall cooling circuit. The integrated pipe divides the cooling water of the cooling pipes into multiple branch circuits. A battery management system dynamically adjusts the heat dissipation or heating power of the battery cooling unit to perform thermal management of the battery pack. This invention can improve the thermal management efficiency of new energy heavy-duty trucks and reduce energy consumption.

The utility model provides a kind of CDU integrated structure, battery pack and automobile, it is related to battery technology field, and the CDU integrated structure includes CDU body, BDU body, DC busbar and cooling assembly;CDU body is installed on the shell of battery pack;BDU body is installed on the shell, and located in the side of CDU body;DC busbar is connected BDU body and CDU body respectively;Cooling assembly connects CDU body and BDU body, and cooling assembly is used for the cooling of battery pack cell.By integrating CDU body to the shell of battery pack, no need to occupy additional space of whole vehicle, improve whole vehicle space utilization, BDU body is located in the side of CDU body, DC busbar connects BDU body and CDU body, avoid long distance cable connection to cause resistance to rise, reduce energy loss, CDU body and battery pack share cooling assembly to radiate heat, system is simple, improve heat management efficiency simultaneously.

The utility model discloses a commercial vehicle pure electric heating management integration unit and system, which comprises a square fixed frame serving as a supporting structure of the whole heat management integration unit, and an electronic water pump, a PTC (Positive Temperature Coefficient) high-pressure heater, a gas-liquid separator, a high-pressure compressor, a valve terminal assembly, a battery heat exchanger and a water cooling condenser which are arranged in the fixed frame, a water side base plate support is installed above the fixing frame in an erected mode, and a water side base plate and a multi-way water valve are installed through the water side base plate support so that the water side base plate and the multi-way water valve can be arranged above the fixing frame. According to the utility model, the integration level is high, the structure is compact, a plurality of heat management key components are integrated in the fixed frame, the occupied space of the system is reduced, the pipeline connection is simplified, and the miniaturization and lightweight design of equipment is facilitated.