9results about How to "Improve thermal management performance" patented technology

The utility model relates to vehicle energy recovery device technical field especially discloses a hybrid device with power recovery function, including engine, the drive shaft that coordinates with engine and the electric power generation all -in -one that is connected with drive shaft, electric power generation all -in -one is connected with electric energy storage module, still include worm and worm mechanism, shunt hybrid mechanism and transmission mechanism, transmission mechanism linkage shunt hybrid mechanism and worm and worm mechanism parallel operation hybrid mechanism and electric power generation all -in -one, the input of worm and worm mechanism is connected with the output of engine, shunt hybrid mechanism has two shunt input ends that are connected with worm and worm mechanism and electric power generation all -in -one coordination respectively, shunt hybrid mechanism is driven axle and vehicle's wheel system transmission connection, in the process that vehicle decelerates or brakes, the inertia braking moment of wheel system is driven electric power generation all -in -one and generates electricity via shunt hybrid mechanism, and the electric energy that electric power generation all -in -one generates is stored via electric energy storage module.

The utility model discloses a kind of high-precision RGB edge-emitting laser lamp group module, it is related to optoelectronic packaging technical field, including copper substrate, the top of copper substrate is fixedly connected with chip bracket, the top of chip bracket is fixedly connected with several T table type silicon prism, the top of chip bracket is fixedly connected with edge-emitting laser chip assembly, the top of copper substrate is installed with glass optical window, the bottom of glass optical window is coated with metal plating, the device is through structural integration design, optical integration optimization and all inorganic packaging process, effectively improve the light path precision of edge-emitting laser chip assembly, structural stability, packaging reliability and thermal management performance, while significantly improve the automation assembly efficiency and reduce manufacturing cost, especially suitable for high-resolution display, complex environment lighting and laser system in the scene with higher precision and reliability requirement.

This invention discloses a continuous-pulse column vector fiber laser cleaning system, comprising a laser generation module, a beam transmission and scanning module, and a motion control module. The laser generation module employs a continuous-pulse column vector laser, which integrates a control module capable of switching between continuous and pulsed output modes. It also integrates a polarization control system capable of freely switching between radial and angular polarization modes according to cleaning process requirements, and selecting to emit either a radially or angularly polarized beam. Within the reliable architecture of a time-sharing hybrid cleaning system, this laser cleaning system utilizes the unique spatial polarization and energy distribution characteristics of a column vector beam to replace the traditional fundamental mode Gaussian beam, achieving a significantly improved advanced laser cleaning system in terms of cleaning quality, process versatility, and overall efficiency.

This invention relates to the field of thermal management technology, and more particularly to a multimodal fluid-structure interaction (FSI) graded cooling fan module and its cooling method. It includes a sandwich-structured stationary wheel, a flow-guiding coupling wheel, and a sandwich-structured moving wheel, all coaxially arranged, with a phase change material filling the spaces between them. The sandwich-structured moving wheel is mounted on the upper end of the shaft, and the flow-guiding coupling wheel is also located at the lower end of the shaft. The sandwich-structured stationary wheel is positioned below the flow-guiding coupling wheel. Through multimodal coupling, thermal management efficiency is significantly improved; a biomimetic leaf-vein-like capillary structure achieves efficient working fluid circulation in a small space, and combined with centrifugal force, ensures the stability of working fluid reflux at high speeds; it features both self-driven and forced-driven modes, automatically matching the cooling intensity according to the heat source load to achieve good cooling effects, and supports heat recovery, reducing overall system energy consumption and noise; through modular design, assembly is convenient, and it is suitable for the thermal management needs of high-power-density equipment.

This utility model discloses a connector for charging and swapping new energy vehicles. The connector includes a connector housing, within which a signal connection terminal is located. High-voltage terminals are located on both sides of the signal connection terminal within the connector housing. A protective portion for enclosing the high-voltage terminals is provided on the back of the connector housing. A heat-conducting sleeve is provided within the protective portion and fitted onto the outer wall of the high-voltage terminals. The inner wall of the heat-conducting sleeve has several equally spaced heat-conducting sections embedded in the outer wall of the high-voltage terminals. The outer wall of the heat-conducting sleeve has several heat-dissipating fins evenly distributed along the circumference, passing through the protective portion. The heat-conducting sections increase the contact area between the heat-conducting sleeve and the high-voltage terminals, improving heat conduction efficiency. The heat-dissipating fins increase the contact area with air, enhancing heat exchange capacity. The guide channel structure expands the contact range between the heat-conducting sleeve and air, preventing heat accumulation and improving overall heat dissipation performance.

The application relates to the technical field of semiconductor devices, in particular to a high-efficiency SiP power module which comprises a ceramic substrate, a metal frame, a metal cover plate and a plurality of power units; each power unit comprises a MOSFET, a transformer, a high-voltage capacitor and a high-voltage diode, an NTC thermistor, a PTC thermistor, an electrically-controlled variable resistor, a voltage-dividing resistor, a filter capacitor and a micro MCU; the NTC thermistor is connected in series on a source path of the MOSFET and is connected through a voltage-dividing circuit and the micro MCU; the PTC thermistor is connected in parallel with the source and the drain of the MOSFET; the micro MCU outputs a resistance value adjustment amount of the electrically-controlled variable resistor by analyzing voltage and resistance change conditions in the circuit, and adjusts the resistance value of the electrically-controlled variable resistor by using the resistance value adjustment amount. The application improves the heat management capability of the SiP power module and avoids local temperature imbalance.

The application discloses a battery lower box, a battery box, a battery pack and a vehicle. The battery lower box comprises a shell and a flow channel plate. The shell comprises a bottom shell wall and a side shell wall arranged on the side of the bottom shell wall. The flow channel plate is a non-metal flow channel plate. The flow channel plate is located on the side of the bottom shell wall away from the side shell wall, and the flow channel plate is fixedly connected with the bottom shell wall. The battery lower box can reduce the weight and improve the thermal management effect on the battery cell through structural optimization.

This invention provides a flexible functional composite material with excellent thermal management capabilities and its preparation method. It mainly comprises the following key components: a polydimethylsilane (PDMS) matrix material, a hexagonal boron nitride (h-BN) thermally conductive material, and a microencapsulated phase change microsphere (MPCM) thermal storage material with melamine-formaldehyde resin as the shell and n-eicosane as the core material. The preparation method involves only simple stirring, heating, and curing, and based on the crosslinking inhibition mechanism and external force constraints, it is possible to prepare flexible functional composite materials with high filler concentrations. The flexible functional composite material of this invention exhibits excellent mechanical and thermal management properties. The thermally conductive phase material can rapidly transfer heat flow, improving the heat absorption efficiency of the thermal storage phase material, while the thermal storage phase material can rapidly absorb heat, promoting temperature reduction. This invention is simple to prepare and has superior performance, showing promising application prospects in fields such as electronic skin, electronic devices, and advanced fabrics.

The utility model belongs to new energy automobile battery technical field belongs to, disclose new energy automobile power battery package reinforcing beam, including square frame cover, square frame cover is by a plurality of upper beams, a plurality of lower beams, a plurality of left beams, a plurality of right beams the frame structure of composition;Upper beam installs on battery package upper cover top;Lower beam installs in battery package tray below;Left beam and right beam and fixed mounting on battery package shell, battery package tray;In square frame cover bottom surface setting a plurality of mutually connected W shape's liquid cooling pipeline no.