Patents
Literature
Patsnap Copilot is an intelligent assistant for R&D personnel, combined with Patent DNA, to facilitate innovative research.
Patsnap Copilot

1320results about How to "Achieve heating" patented technology

Heat pump-driven membrane-type liquid dehumidification and energy storage device

The invention discloses a heat pump-driven membrane-type liquid dehumidification and energy storage device which comprises a dehumidification solution storage tank, a solution pump, a dehumidifier, a first heat exchanger, a fan, a regenerator and a heat pump. The heat pump is a closed circulation loop composed of an evaporator, a compressor, a condenser, a refrigerant reservoir and an expansion valve or a capillary tube which are connected in turn; the dehumidification solution storage tank is connected with the dehumidifier through the solution pump; the dehumidifier is connected with the first heat exchanger and the condenser of the heat pump in turn and then is connected with the liquid inlet of the regenerator; the liquid outlet of the regenerator is connected with the first heat exchanger and the evaporator of the heat pump in turn and then is connected with the dehumidification solution storage tank; the air inlets of the dehumidifier and the regenerator are both connected with the fan; and the dehumidifier and the regenerator are both membrane components capable of isolating the dehumidification solution flowing through the membrane components from the air. The membrane has selective permeability, only allows steam to permeate and can effectively prevent the tiny droplets of the dehumidification solution from being carried in the air; and moreover, the device has the advantage of high utilization rate of energy.
Owner:SOUTH CHINA UNIV OF TECH

Intelligent infusion device

The invention discloses an intelligent infusion device. The intelligent infusion device comprises an infusion bottle control mechanism, a puncture outfit mechanical arm mechanism, an infusion liquid dynamic monitoring mechanism, an infusion liquid temperature control mechanism, an automatic needle plugging and unplugging mechanism, a central control station and a central control unit. The central control unit corresponds to the puncture outfit mechanical arm mechanism, the liquid dynamic monitoring mechanism, the liquid temperature control mechanism and the automatic needle plugging and unplugging mechanism. The intelligent infusion device has the advantage that automatic integration in the infusion process can be achieved, which is concretely embodied in that an infusion bottle can be automatically changed; infusion dripping speed, flowing speed and liquid bubbles are monitored, the infusion dripping speed and flowing speed are controlled, and the bubbles are eliminated in time; in the infusion process, an infusion tube is heated, and heating temperature is automatically controlled; through control of mechanical arms, automatic needle plugging and unplugging are achieved; the central receiver controls controllers of all units, so that control over all stages in the infusion process is achieved.
Owner:深圳文健医疗科技有限公司

Intelligent transfusion device and operation method thereof

The invention discloses an intelligent transfusion device and an operation method thereof. The intelligent transfusion device comprises a transfusion bottle fixing mechanism, a bottle plug piercing mechanism, a dynamic transfusion liquid monitoring/controlling mechanism, a transfusion liquid temperature-control mechanism, an automatic needle plugging and unplugging mechanism, a central receiver and central control units corresponding to the bottle plug piercing mechanism, the liquid dynamic monitoring/controlling mechanism, the liquid temperature-control mechanism and the automatic needle plugging and unplugging mechanism. The intelligent transfusion device has the advantages that by the intelligent transfusion device, automatic integration in a transfusion process is realized; transfusion bottles can be automatically changed; the dripping speed, the flow speed and liquid bubbles can be monitored during transfusion; the dripping speed and the flow speed of transfusion liquid are controlled and the air bubbles can be timely eliminated; a transfusion tube can be heated in a transfusion process; the heating temperature is automatically controlled; a needle can be plugged or unplugged automatically under the control of a manipulator; and various stages of a transfusion process are controlled by controllers which are used for controlling the various units through the central receiver.
Owner:深圳煜睿医疗设备有限公司

Device for testing material properties in high-temperature hydrogen environment

ActiveCN104897476AReasonable and reliable device structureShort heat transfer chainWeather/light/corrosion resistanceMaterial strength using tensile/compressive forcesProcess engineeringHydrogen supply
The invention relates to a device for testing material properties in a high-temperature hydrogen environment. The device comprises a hydrogen environment box and a host machine loading framework, wherein a test sample is arranged in the hydrogen environment box; a pull rod is mounted on the host machine loading framework; the hydrogen environment box is arranged on the host machine loading framework; an upper clamping part, a lower clamping part and an electrical heating component are arranged in the hydrogen environment box; the pull rod penetrates through the hydrogen environment box and is fixedly connected with the lower clamping part; the hydrogen environment box is connected with a hydrogen supply pipe; an air-relief solenoid valve is arranged on the hydrogen environment box. The device further comprises sensors and a control component, wherein the sensors are used for monitoring test sample stress load, test sample deformation, test sample environment temperature and test sample ambient hydrogen pressure; the control component is used for monitoring and processing the information collected by the sensors. The device can be used for testing the creep property, stress rupture property and tension-tension alternating load fatigue property of a metal material in the hydrogen environment, can ensure the accuracy of testing results, works reliably and stably and has high efficiency.
Owner:HEFEI GENERAL MACHINERY RES INST +1

Heat resistance measurement method for pseudomorphic high electron mobility transistor (PHEMT)

The invention discloses a heat resistance measurement method for a pseudomorphic high electron mobility transistor (PHEMT); by adopting the heat resistance measurement method, the temperature measurement is accurate, and damage to the PHEMT and measurement errors are not easy to cause. The method is implemented by the following technical scheme: a semiconductor heat resistance measurement instrument T3ster provides a current source to load current between a drain electrode and a source electrode of the PHEMT; a channel of the PHEMT is heated by the internal resistance of the transistor, then a T3ster peripheral control circuit performs instantaneous circuit switching, and the heating is stopped instantaneously; in the process, a voltage output end Ucb of the T3ster enables a fast recovery diode to be positively biased, under the effect of partial voltage of a divider resistor R1 connected with the Ucb on the Ucb, pinch-off voltage between a grid electrode G and the source electrode S of the PHEMT to be measured is generated, and reversal of biasing between the grid electrode G and the source electrode S of the PHEMT is realized; after the circuit switching, positive biasing between the grid electrode G and the source electrode S is realized, and the voltage drop reflects a temperature. Heat resistance is obtained according to a temperature change value measured by the T3ster by using data processing software Master of the T3ster in a computer.
Owner:10TH RES INST OF CETC

Method for separating dimethyl carbonate and methanol through pressure-swing distillation of heat pump, and apparatus thereof

The invention provides a method for separating dimethyl carbonate and methanol through pressure-swing distillation of heat pump, and an apparatus thereof. In the dimethyl carbonate and methanol through pressure-swing distillation of the heat pump, an atmospheric azeotropic steam material obtained from the top of an atmospheric rectification tower is supercharged and heated by a heat pump compressor, and is introduced to a reboiler at the bottom of the atmospheric rectification tower as a heat source, so a liquid in the atmospheric rectification tower is heated, and the self-condensation of the atmospheric azeotropic steam material is completed. Compared with traditional atmospheric azeotropic steam material condensation through using cooling water and kettle liquid heating realized through an extra external heat source, the method in the invention properly improves the temperature and the pressure of an atmospheric azeotropic steam through the heat pump compressor to make the atmospheric azeotropic steam realize the kettle liquid heating and the reasonable and effective energy cycle as a heat source; and the cost generated by the pump heat compressor is far lower than the cost of traditional cooling water and the external heat source, so a good economic benefit is generated.
Owner:YASHENTECH CORP

Battery module, power battery pack and automobile

The invention relates to a battery module, a power battery pack and an automobile. The battery module comprises a plurality of middle separation plates which are stacked along the left-right directionof the battery module, a plurality of single batteries, a mounting plate arranged at the front side of the battery module and a draught fan fixed on the mounting plate, wherein middle heat dissipation air plates are arranged on the middle separation plates; middle heat dissipation air channels which are through along the front-rear direction are formed in the middle heat dissipation air plates; left side faces of the middle heat dissipation air plates are subjected to heat exchange with right side surfaces of the single batteries at the left side; right side faces of the middle heat dissipation air plates are subjected to heat exchange with left side surfaces of the single batteries at the right side; each middle heat dissipation air channel is provided with a first air opening and a second air opening; a chamber is arranged between a mounting plate and a front end face of each single battery; the first air openings are communicated with the chambers and the second air openings are formed in the rear side of the battery module and are communicated with the outer part of the battery module. The battery module provided by the invention is high in heat dissipation efficiency and theheat dissipation problem in a rapid charge/discharge process (3C to 6C high-rate charging and discharging) is solved.
Owner:BYD CO LTD

Vehicle, energy conversion device and control method thereof

ActiveCN111660875ASimple structureAvoids the problem that the heating rate is also severely slowed downCharging stationsCell temperature controlInternal resistanceElectric capacity
The technical scheme of the invention provides a vehicle, an energy conversion device and a control method thereof. The energy conversion device comprises a first switch module, a second switch module, a bus capacitor, a bridge arm converter, a motor winding and a third switch module; the first switch module, the motor winding, a bridge arm converter and the bus capacitor are applied to a motor driving circuit and a heating circuit, so that the output torque of a motor can be realized, and the internal resistance of a battery can be heated; newly added circuit elements are avoided, so that a circuit structure is simplified; the bus capacitor participates in the charging and discharging process in the heating circuit, so that a large amount of current is prevented from passing through the bus capacitor when a battery pack discharges, and the current passing through the battery pack drops significantly, and the heating efficiency of the battery pack is improved; the connection between the third switch module and the second switch module is arranged to replace the connection between the third switch module and the battery pack, so that a wiring harness distance is shortened, and the wiring harness use cost is finally saved.
Owner:BYD CO LTD

Battery heating system and battery heating control method

ActiveCN106602179AAchieve heatingFix this technical issue that isn't workingSecondary cellsPower batteryHeat management
The invention discloses a battery heating system and a battery heating control method. The battery heating system comprises a liquid injection pot, a water pump, a heater, a battery heating pipeline and a heat management module controller. The battery heating control method comprises: the heat management module controller receives working mode information sent by a VCU, and judges whether a battery heating cycle loop can be opened or not; if the battery heating cycle loop can be opened, average temperature information obtained by averaging multiple detection points in a battery is obtained from a BCU through the VCU; furthermore, whether the average temperature is lower than the first specified temperature TI or not is judged; if not, the battery heating cycle loop is closed; if so, the heating power of the heater in the battery heating cycle loop is started and controlled; and the rotation speed of the water pump in the battery heating cycle loop is started and controlled. By means of the battery heating system and the battery heating control method disclosed by the invention, the purposes of heating a power battery and performing heating management can be realized; and thus, normal use of a battery of an automobile battery in a low-temperature environment can be ensured.
Owner:BEIJING CHANGAN AUTOMOBILE ENG TECH RES

Waste gas treatment and waste heat recovery device and method thereof

The invention provides a waste gas treating and waste heat recycling device. The device comprises a setting machine, a thermal conductive medium heater, a steam generator and a gas-gas exchanger, and further comprises a gas-liquid exchanger, wherein the gas-liquid exchanger includes a liquid chamber and a gas chamber which are independent mutually; the gas chamber is provided with a gas inlet anda gas outlet; the gas inlet is connected with the waste gas outlet of the gas-gas exchanger by a draught fan, and the gas outlet is connected with the draught fan; the liquid chamber is provided witha water inlet and a water outlet; the water outlet is connected with the steam generator; the thermal conductive medium heater and the setting machine form a return circuit therebetween by an outlet medium pipe and a return medium pipe; and the steam generator is arranged on the return circuit. In addition, the invention further provides a waste gas treating and waste heat recycling method. The waste gas treating and waste heat recycling device disclosed by the invention is simple in structure and simple in operation, makes full use of heat energy of waste gases, reduces production cost, and is energy-saving and environmentally-friendly.
Owner:桐乡市好阳光能源科技有限公司

Low-temperature heating device for lithium-ion battery and electric car

The invention relates to a low-temperature heating device for a lithium-ion battery; the low-temperature heating device comprises the lithium-ion battery, two power devices of a motor controller and two winding inductors of a motor; the low-temperature heating device also comprises a heating control circuit arranged between the power devices of the motor controller and a negative electrode of thelithium-ion battery. The lithium-ion battery, the two power devices of the motor controller, the two winding inductors of the motor and the heating control circuit are successively connected to form acircuit. The heating control circuit comprises a capacitive element, an additional power device and a switching device. The capacitive element and the additional power device are connected in seriesand then connected in parallel with the switching device. An LC oscillating circuit is formed by the capacitive element and the winding inductors through opening and closing of the switching device and the additional power device respectively, and the high-frequency alternating current is generated. According to Joule's law, the heat is generated in the battery, and then the interior of the battery is heated. The device can be used for quickly and efficiently heating, and has uniform speed and good effect.
Owner:BEIHANG UNIV

Measuring device for oil injection rule of each hole of oil injection nozzle of diesel engine

The invention provides a measuring device for an oil injection rule of each hole of an oil injection nozzle of a diesel engine. The measuring device comprises a constant volume bomb matrix with holes in the upper end face, a data acquisition and analysis system and a computer, wherein at least sensor devices same as the holes of the to-be-measured oil injection nozzle in number are arranged in the constant volume bomb matrix; each sensor device comprises a force sensor, a bracket and a pedestal; each pedestal is positioned on a lower end cover of the constant volume bomb matrix; the end face, close to the to-be-measured oil injection nozzle, of each force sensor connected with the corresponding bracket is perpendicular to the axis of a to-be-measured injection hole; the data acquisition and analysis system is connected with the computer; at least one side end face of the constant volume bomb matrix is provided with at least one hole allowing a signal line to pass through; one end of the signal line is connected with the corresponding force sensor, and the other end of the signal line is connected with the data acquisition and analysis system. According to the device, accurate measurement of the oil injection rule of each hole of the porous oil injection nozzle can be realized; the signals measured by all the force sensors can be collected by the multi-channel data acquisition and analysis system; the measuring device has actual application significance.
Owner:JIANGSU UNIV

Electromagnetic pump driven liquid metal circulation heat transfer performance testing apparatus

ActiveCN103091355AAchieve cycleCircular heat transfer realizationMaterial heat developmentEngineeringThermal expansion
The invention belongs to a heat transfer performance measurement technology, and particularly relates to an electromagnetic pump driven liquid metal circulation heat transfer performance testing apparatus, wherein a purpose of the present invention is to verify and evaluate a heat transfer performance and a heat transfer control performance of the electromagnetic pump driven liquid metal circulation heat transfer performance testing apparatus. The electromagnetic pump driven liquid metal circulation heat transfer performance testing apparatus comprises: an electromagnetic pump, a controllable electric heater, a loading heat dissipator, a liquid injection-discharge device, an expansion compensation device, a measurement sensor and pipelines, wherein connection in series of various component is achieved with the pipelines, every component contains a hollow flow channel for liquid metal circulation, and a liquid metal flowing sequence is that: a liquid metal is injected into the whole testing apparatus through the liquid injection-discharge device and the expansion compensation device, then flows to the controllable electric heater through the pipeline, then flows to the loading heat dissipator after heating by the controllable electric heater, and returns to the liquid injection-discharge device through the electromagnetic pump. The electromagnetic pump driven liquid metal circulation heat transfer performance testing apparatus has the following advantages that: heating, circulation, and temperature and pressure detection of the liquid metal can be achieved, thermal expansion and contraction of the liquid metal can be compensated, gas in the liquid metal can be automatically discharged, and the problem of electromagnetic pump driven liquid metal circulation heat transfer performance testing is solved.
Owner:BEIJING RES INST OF PRECISE MECHATRONICS CONTROLS +1

Titanium alloy volute casing piece forming method

The invention relates to a plate metal special-shaped piece processing method, in particular to a titanium alloy volute casing piece forming method, which comprises the following steps that: the size of an outer circle and an inner circle of a preform body is calculated according to a design drawing of a volute casing piece; the material is fed; the size of mould cavity is reduced by 3 to 7 percent when designing a mould, the processing method adopts a numeric-control processing center to process, and the hardness of the mould is more than or equal to HRC45; the formation is carried out in a multi-pass hot-drawing way; and finally the metal volute casing piece is obtained through the mechanical processing and the surface treatment. The titanium alloy volute casing piece is processed through the multi-pass hot-drawing formation technology; the high-temperature-resistant anti-oxidation coat is used for coating the surface of a titanium alloy sheet so as to realize that the titanium material can be heated inside an ordinary resistance furnace; the size reduction range of the mould cavity is found when designing the mould; technological seams are arranged on local part of the preform body so as to prevent local part from being cracked during the formation process; and the industrialized small mass production of the titanium alloy volute casing piece is realized, the quality of the product reaches the level of the similar product in overseas developed countries, and the urgent need of the aviation industry is solved.
Owner:725TH RES INST OF CHINA SHIPBUILDING INDAL CORP

Combined multifunctional resistance furnace

The invention relates to a combined multifunctional resistance furnace comprising a furnace body A, a lifting system B and a cart C, wherein, the furnace body A is provided with an upper furnace mouthand a lower furnace mouth and is respectively provided with an upper furnace cover 18 and a lower furnace seat 10 which are matched with the upper furnace mouth and the lower furnace mouth; the lifting system B is fixedly arranged on a furnace frame 7, the dismountable furnace body A is arranged above the furnace frame 7 in a combined mode, and the cart C is arranged at the lower part in the furnace frame 7. A workpiece 5 can be stably assembled and disassembled by the lifting motion of a lifting platform 6, the plane motion of the cart C and positioning and positioning exchange to the lowerfurnace seat 10 by the above motion. The invention can disassemble the furnace body A to serve as a pit type resistance furnace according to requirements or serve as a lifting resistance furnace by closing the upper furnace cover 18, which realizes one furnace with multiple functions and simultaneously satisfies various complex operation requirements of the resistance furnace. The invention has simple structure, reliable running, safe operation and wide application range and is especially suitable for hot-working treatment and complex operation, such as sintering, smelting, solidifying and thelike of the materials.
Owner:SOUTH CHINA UNIV OF TECH
Who we serve
  • R&D Engineer
  • R&D Manager
  • IP Professional
Why Eureka
  • Industry Leading Data Capabilities
  • Powerful AI technology
  • Patent DNA Extraction
Social media
Try Eureka
PatSnap group products