19results about How to "Increase working temperature" patented technology

The application relates to the technical field of power supply circuits, and particularly discloses a self-adaptive constant-current control method and system for a DC-DC direct-current conversion power supply, wherein the output voltage is acquired in real time and compared with a plurality of preset voltage thresholds, the interval where the output voltage is located is identified, the input current constant-current given value is reduced according to a first step value in response to the output voltage rising in the voltage limiting zone, the input current constant-current given value is reduced according to a second step value in response to the output voltage rising in the current sharing zone, and the first step value is greater than the second step value, so that the voltage overshoot caused by load shedding is quickly inhibited, the stable control of the output voltage is brought, the dynamic response capability of the system is improved, and the risk of damage of power devices due to overvoltage is reduced.

The utility model provides a kind of valve assembly and servo valve using runner heat dissipation, belong to servo valve technical field, including valve body and motor stator installed on valve body;The motor installation well is provided on the valve body, and motor stator is installed in the motor installation well;The valve body is internally provided with multiple fluid passages;Valve body inside is further provided with heat dissipation runner, and heat dissipation runner is at least one part of fluid passage in multiple fluid passages;Heat dissipation runner is set in the area of valve body inside close to motor installation well;Using such a kind of valve assembly and servo valve using runner heat dissipation, heat is generated in the operation process of motor, and heat is transferred to the well wall of motor installation well, and hydraulic oil passes through heat dissipation runner and plays the role of temperature reduction and heat dissipation in the area near motor installation well. It can significantly improve motor operating temperature, improve the reliability and life of servo valve, improve servo valve performance stability, and compact structure, high integration.

The present application belongs to the technical field of energy storage battery thermal management, and particularly relates to an energy storage battery thermal management system based on voltage and Soc average balance control. The energy storage battery thermal management system based on voltage and Soc average balance control comprises a thermal management control unit based on voltage change of the energy storage battery. The energy storage battery thermal management system based on voltage and Soc average balance control can be used in large-scale energy storage structure and new energy power system to realize heat dissipation optimization management of high-density energy storage module. By optimizing the operation mode of the energy storage battery and the module, the temperature state in the energy storage system is optimized, the temperature difference is reduced, the problems such as overheating and overcooling of the system are avoided, and each energy storage battery in the energy storage module is kept at the best working temperature as much as possible.

The application relates to the technical field of gas sensor control devices, and discloses a gas sensor control device which comprises a sealed box, the outer wall of the sealed box is provided with a side plate, the inner cavity of the sealed box is provided with a reference cavity, and the inner cavity of the reference cavity is fixedly provided with a reference gas sensor. The gas sensor control device and the control method are characterized in that the reference cavity and the measuring cavity are arranged, the reference cavity is filled with high-purity nitrogen in a sealed mode, the reference gas sensor, the temperature and humidity sensor and the TEC temperature control module are arranged, and a stable zero point reference is formed; the zero point reference cavity is constructed, the reference cavity outputs a pure environmental interference signal, the measuring cavity outputs a mixed signal of concentration and interference, the controller performs difference operation, the environmental influence can be eliminated, the real gas concentration is output, the current of the TEC plate is controlled according to the environmental temperature, the direction of the current is changed, the hot end and the cold end of the TEC plate are changed, and the working temperature of the sensors in the measuring cavity and the reference cavity is adjusted.

The utility model discloses a heat dissipation device, a liquid cooling heat dissipation assembly and a battery pack. The problem of thermal runaway of the battery pack caused by local heat accumulation due to uneven heat dissipation of a battery pack is solved. The heat dissipation device comprises a shell, the shell is provided with a liquid inlet end and a liquid outlet end which deviate from each other in the first direction, and a first side wall and a second side wall which are opposite to each other in the second direction; at least one flow choking structure sunken towards the second direction is arranged between the liquid inlet end and the liquid outlet end, and the at least one flow choking structure is located on the first side wall and / or the second side wall; the shell is internally provided with at least one first flow channel and a plurality of second flow channels, the second flow channels are located on the two sides of the flow blocking structure in the first direction, the second flow channels communicate with the first flow channel, and the second flow channels communicate with the second flow channel in the second direction; the flow choking structure is used for enabling cooling liquid in the multiple upstream second flow channels to converge into the first flow channel and then flow into the multiple downstream second flow channels.

The utility model provides a panel furniture PUR glue machine glue pot glue amount control structure which comprises a glue pot, an air cylinder and a control valve, the top of the glue pot is provided with the control valve, the control valve is connected with the air cylinder, the top of the glue pot is provided with a heat insulation connecting assembly and a glue pot connecting plate, the air cylinder is connected with the control valve through the glue pot connecting plate, and the heat insulation connecting assembly is connected with the control valve through the air cylinder. The heat insulation connecting assembly is connected with an output shaft of the air cylinder, the heat insulation connecting assembly is connected with an ejector pin, and the ejector pin is connected with a valve body of the control valve. The heat insulation connecting assembly is matched with the glue pot connecting plate, so that the air cylinder can be separated from a high-temperature environment, the working temperature of the air cylinder is obviously reduced, and the service life of the air cylinder can be prolonged by 2-3 times; the technical effect that stable mechanical performance and sealing performance can still be kept in a high-temperature environment is achieved.

This invention discloses a high-heat-dissipation, high-current variable vacuum capacitor, comprising a housing and a moving electrode assembly, a metal bellows, and a stationary electrode, all disposed within the housing. The housing includes an insulating cylinder, a moving end base, and a stationary electrode disk. The moving end base is provided with a metal connecting cylinder. The moving electrode assembly includes a moving sub-disk and moving electrodes fixed to the moving sub-disk. The metal bellows is sealed between the moving end base and the moving sub-disk. The stationary electrode is fixed to the inner end face of the stationary electrode disk. A metal conductive component is fixedly mounted on the moving electrode assembly. The metal conductive component has sliding contacts that elastically abut against the inner wall of the metal connecting cylinder using their own elasticity. These contacts maintain sliding contact with the metal connecting cylinder throughout the entire stroke of the moving electrode assembly moving axially, thereby forming a conductive and heat dissipation path in parallel with the metal bellows between the moving electrode assembly and the moving end base. This invention can increase the conductive and heat dissipation areas of the vacuum capacitor, reduce the operating temperature, and increase the current carrying capacity.

This utility model relates to the field of automotive grille technology, specifically to an active temperature-controlled automotive grille, comprising a frame body, a mounting port, and a grille body. Mounting back plates are provided on both sides of the rear end face of the grille body, with an air intake between the two mounting back plates. Guide rails are symmetrically arranged at both ends of the rear end face of the frame body, with two sealing plates slidably mounted on the guide rails. A first horizontal plate and a drive assembly are provided on the mounting back plate. The drive assembly includes a driven wheel rotatably mounted on the first horizontal plate, a drive motor located on the other side of the first horizontal plate, a driving wheel located on the drive end of the drive motor, a transmission belt located between the driving wheel and the driven wheel, and a first connecting member and a second connecting member located on the upper transmission belt. This utility model can open or close the air intake according to the vehicle's operating environment, reducing air resistance and allowing the engine to quickly reach its optimal operating temperature, thus improving fuel economy.

The invention provides a photovoltaic intelligent closed-loop cooling device and method based on multi-water-source cooperative utilization. The device comprises a photovoltaic panel, a cooling assembly, a water producing and collecting assembly and a circulating assembly. The cooling assembly comprises a back plate for supporting the photovoltaic panel, a hydrogel layer, a cleaning water pipeline and a cooling water pipeline; the water producing and collecting assembly comprises a radiation refrigeration plate, a water collecting funnel and a water collecting tank; the circulation assembly comprises a water pump, a water circulation pipeline and an intelligent controller. According to the invention, the hydrogel is attached to the back plate below the photovoltaic panel, and the hydrogel is heated to evaporate internal moisture in the daytime so as to cool the photovoltaic panel; cleaning water used for cleaning the photovoltaic panel flows into the water collection tank through the water collection funnel, and the radiation refrigeration material generates dew at night and is collected by the water collection tank. Rainwater is collected into the water collecting tank in rainy weather; the intelligent controller senses the humidity of the hydrogel and the temperature of the photovoltaic panel through the sensor, and the cooling water in the water collecting tank is pumped into the hydrogel in time for water replenishing, so that intelligent closed-loop regulation and control of the cooling water of the photovoltaic panel are realized.

The invention relates to a high-voltage solid-state polymer battery based on thermodynamic and dynamic regulation and control as well as a preparation method and application thereof. The high-voltage solid-state polymer battery comprises a positive electrode, a negative electrode and a solid-state polymer electrolyte, the solid-state polymer electrolyte is of a double-layer structure and comprises a positive-electrode-side solid-state polymer electrolyte and a negative-electrode-side solid-state polymer electrolyte; the negative electrode side solid polymer electrolyte comprises a polymer, a first metal salt and an inorganic filler; the positive electrode side solid polymer electrolyte comprises an oligomer and a second metal salt; the working temperature of the solid polymer electrolyte is 40-60 DEG C; according to the high-voltage solid-state polymer battery, electrolyte ion conduction, electrode interface stability and electrode material structure stability are regulated and controlled through thermodynamic and dynamic regulation and control, so that the solid-state battery has excellent cycle performance and high-voltage stability; the invention provides a new thought for the development of high-energy-density and high-safety solid-state batteries.

The utility model discloses a kind of fixed evaporation boat, comprising: terminal stud, top is provided with the keyway structure of protruding;Evaporation boat body, two ends symmetrically are provided with fixed hole, to cooperate with the keyway structure of terminal stud top and install;Terminal stud pressing block, for locking the cooperation part of evaporation boat body and terminal stud.The core of the fixed evaporation boat is keyway-pressing block fixing system, terminal stud pressing block adopts split type structure, by high-strength bolt controllable locking force is applied, and keyway structure is cooperated to form rigid restraint system, realizes the double combination of rigid positioning and elastic compensation, effectively resists thermal stress and equipment vibration.The fixing mode of evaporation boat used in the utility model effectively solves the technical problems that traditional evaporation boat is easy to displace and fall off, improves anti-vibration performance while ensuring positioning accuracy, improves coating quality and product pass rate, and provides stable and reliable hardware support for high-precision vacuum coating.

The invention relates to the technical field of motorcycle design, in particular to an electric supercharger ECU control method and system.The method comprises the following steps that real-time working condition parameters of a motorcycle to be adjusted are obtained regularly, the accelerator change rate is determined based on the real-time working condition parameters, and an empirical correction coefficient is determined based on the accelerator change rate; collecting detection data output by a sensor to be detected, updating the empirical correction coefficient based on the detection data, and calculating a target air inflow according to the updated empirical correction coefficient and a velocity density calculation formula; and according to the target air inflow, querying a corresponding supercharging specific speed in a gas compressor characteristic map, adjusting the supercharging specific speed based on PID to generate a target torque, and based on the target torque, controlling a motor controller of the to-be-adjusted motorcycle. The dynamic response of the motorcycle is actively controlled according to the driving operation of the user, and the manufacturing cost of the supercharger is reduced.

The utility model relates to air treatment technical field, concretely is a kind of heat sealing assembly of aluminium foil bag.The utility model includes mounting bracket and the heat sealing head of lifting driven through hydraulic cylinder on mounting bracket, still include the liquid cooling plate of being arranged in the lateral heat sealing head and can do lifting motion, on the visual angle of looking down, the both ends of cooling area are flush with or protrude to the both ends outside of heating area, when heat sealing head drops and slides to the heat sealing state of compacting aluminium foil bag, the cooling area of liquid cooling plate is parallel with the heating area of heat sealing head and adjacent side edge is closely arranged, and the lower surface of cooling area and heating area is flush and is jointly compacted aluminium foil bag.The utility model can make that heat sealing area is constant in aluminium foil bag heat sealing process, prevent the existence of sticking of non heat sealing area, realizes the standardization production and sealing of aluminium foil bag product.

The application discloses a diatomite modified water glass carbon-based electrothermal paint, a preparation method and application thereof, and belongs to the technical field of electrothermal functional paint preparation. The diatomite modified water glass carbon-based electrothermal paint is prepared by mixing and stirring activated diatomite, water glass, carbon black, graphite, graphene and silane coupling agent as raw materials, is applied on a sample plate, and is subjected to heat curing treatment, so that a diatomite modified water glass carbon-based electrothermal coating is finally prepared. The coating is added with the activated diatomite, the temperature of the coating is increased by 25% to 30%, and the power consumption is reduced by 20% to 25%. Meanwhile, the process is simple, efficient and temperature-controllable. The diatomite modified water glass carbon-based electrothermal paint can be widely applied to special pavements, such as an airplane runway, which needs to be rapidly deiced and snow-removed, or a field of oil transportation pipeline heating.

The present application relates to the technical field of electronic cigarettes, and provides a cartridge utilizing electromagnetic induction heating, a heating method thereof and a smoking set. The cartridge comprises a smoking section, a temperature reducing section, a filtering section and a control circuit board. The smoking section comprises an upper part, a lower part, plant smoking particles and an electromagnetic induction heater. The upper part and the lower part are both provided with temperature sensors and metal heating sheets. The electromagnetic induction heater is divided into at least two groups of electromagnetic induction coils. The temperature reducing section is provided with a plurality of paramagnetic points. The present application can more clearly and accurately master the heating temperature of the plant smoking particles at different stages, and the plant smoking particles are heated in multiple temperature zones to adjust the atomization of the plant smoking particles at multiple temperature zones, so as to finally control the plant smoking particles in the best atomization stage. The present application has high precision, high energy efficiency and fast heating, can automatically match the electromagnetic induction heater with plant smoking particles of different tastes in the smoking section, can reach the best working temperature in a short time, has good temperature control effect, and can quickly smoke and has high atomization quality.

The utility model discloses a carton stick box machine glue supply device, including first belt system, second belt system, quantitative pump system and storage tank system. First belt system is by first belt, first pulley and second pulley constitutes, is driven through first servo motor, second belt system is by second belt, third pulley and fourth pulley constitutes, is driven through second servo motor. Quantitative pump fixed mounting is on first belt, is connected with storage tank through hose, and storage tank is equipped with stirring motor and heating coil. The utility model has realized accurate supply, even stirring and constant temperature keeping of glue, has solved the problem such as uneven glue supply, glue solidification of traditional glue supply device, has improved carton bonding quality and production efficiency.

This invention relates to the field of optical measurement and discloses an airborne remote sensing instrument based on a Fourier spectrometer. Target radiation enters the front optical path assembly through a scanning mirror, then through a 45° plane mirror and a plane mirror window in the front optical path, and finally through two 45° plane mirrors inside the transmission optical path assembly before entering the interferometer assembly. After passing through a moving mirror, a fixed mirror, and a beam splitter inside the interferometer assembly, it enters the room-temperature optical assembly inside the telescope, and then through the room-temperature optical assembly and the plane mirror window before entering the low-temperature optical assembly inside the Stirling refrigerator. Finally, the detector converts the interference signal generated by the interferometric optics into an electrical signal, which is then processed, amplified, digitized, and transmitted to a computer data storage system.

The application discloses a Josephson probe working temperature control method and a Nb film thickness regulation method, the working temperature of the probe is controlled by regulating the film thickness parameter, the working temperature of the Nb-based probe is increased to 7.2 K, and the highest record of the same kind of probe is created. The Nb film thickness regulation method of the application selects a four-slot quartz tube as a substrate, after ultrasonic cleaning, a nanometer needle tip is drawn by using a laser heating method, so that a needle tip structure with a clean surface and a controllable geometric structure is obtained; the prepared nanometer needle tip is horizontally fixed on a probe support, a niobium thin film is deposited by using a magnetron sputtering process, the Nb film thickness is controlled, and a Josephson probe is prepared. The application significantly reduces the dependence of the probe on an extremely low temperature environment, breaks the original process limitation, effectively widens the available film thickness range, significantly improves the preparation yield and performance consistency of the probe, and provides a reliable device basis for the practical development of near-field microwave imaging and quantum sensing technology.

This invention discloses a mid-to-far-infrared narrowband light source for MEMS, comprising a substrate, a suspension support layer, a heating resistor layer, and a radiation functional layer. The substrate is a silicon substrate. The suspension support layer is fixed to the substrate by anchor points. The heating resistor layer is disposed on the suspension support layer, and the radiation functional layer is disposed above the heating resistor layer. The suspension support layer and the heating resistor layer have Y-shaped grooves forming a Y-beam suspension structure. The Y-beam suspension structure is connected to the substrate by anchor points to form thermal isolation. The surface of the radiation functional layer has a periodically arranged array of micro / nano structures. The period and size of the micro / nano structure array are on the same order of magnitude as the target infrared wavelength, forming an artificial interface with specific equivalent refractive index and resonance characteristics to achieve narrowband spectral output. This invention can reduce heat conduction from the radiation region to the substrate, reduce heat conduction loss, reduce heat leakage, improve thermal isolation performance, and reduce heat capacity, thereby enabling the beam to heat up and cool down rapidly.