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39results about How to "Achieve provide" patented technology

Double-water-tank system air source heat pump water heater

InactiveCN101424451ALower operating temperature pointReduce power consumptionFluid heatersHeat pumpsWorking temperatureEngineering
The invention discloses an air source heat pump water heater with a double-water tank system. The water heater comprises a main machine, a heating water tank, a heat-preservation water tank and a controller, wherein the heating water tank is parallelly connected with a water supplementing system consisting of a water meter, a first electromagnetic valve, a first ball valve and a first check valve; the heat-preservation water tank is connected with a water supply system consisting of a fourth electromagnetic valve, a second ball valve and a third ball valve; and the main machine forms a hot water circulating system together with a second electromagnetic valve, a third electromagnetic valve, the fourth electromagnetic valve, a fifth electromagnetic valve and a second check valve. The heating water tank, a first high water level switch, a first low water level switch, a heating water tank temperature sensor, the heat-preservation water tank, a second high water level switch, a second low water level switch and a heat-preservation water tank sensor form a water storage system. A fourth ball valve, a fifth ball valve, a first butterfly valve, a second butterfly valve, a second circulating water pump and a target flow switch form a cleaning system. The water heater can reduce working temperature spots and power consumption of a machine set and improve the COP value of the machine set effectively.
Owner:ZHEJIANG AMA & HIEN TECH

Environment-controllable high-temperature mechanical testing machine

The invention discloses an environment-controllable high-temperature mechanical testing machine and belongs to the technical field of structural material mechanical property test and detection equipment. The environment-controllable high-temperature mechanical testing machine mainly solves the problem that the existing mechanical testing machine cannot test and detect mechanical properties of an object with a temperature of 1500 DEG C or more. The environment-controllable high-temperature mechanical testing machine is characterized in that a heating furnace casing and a heat-insulation layer also comprise parts extending to two end surfaces but an inlet and an outlet, a heating member is a resistance heating element, heat shields are arranged outside two end surfaces of the heating furnace, a vacuum chamber with air exhaust, air inflation and vacuum chamber operation doors having static sealing structures is adopted, a base, a servo system, a stand column, an upper installation base, a clamping mechanism and a heating furnace are installed in the vacuum chamber, and an air inflation system is connected to an air inflation port of the chamber body. The environment-controllable high-temperature mechanical testing machine can realize sample air, vacuum and controllable atmosphere test environment and realize mechanical performance test and detection at a temperature of 1500-1600 DEG C and vacuum and protective atmosphere mechanical performance test and detection at a temperature of 1600 or more.
Owner:襄阳航泰动力机器厂

Flooded water-source heat pump unit with refrigerant side cold and heat reversion

The invention relates to a flooded water-source heat pump unit with refrigerant side cold and heat reversion and belongs to the technical field of the water-source heat pumps. The unit comprises a compressor, a use side heat exchanger, a sewage side heat exchanger, a throttle valve, a filter, an oil separator and a plurality of valves, wherein an outlet of the compressor is connected with an inlet of the oil separator; an outlet of the oil separator is connected with a first opening on the top of the use side heat exchanger and is also connected with a first opening on the top of the sewage side heat exchanger; an inlet of the compressor is connected with a second opening on the top of the use side heat exchanger and is also connected with a second opening on the top of the sewage side heat exchanger; a first path of opening on the bottom of the use side heat exchanger is connected with an inlet end of the filter; an outlet end of the filter is connected with an inlet of the throttle valve; a second path of opening on the bottom of the use side heat exchanger is connected with an outlet of the throttle valve; a first path of opening on the bottom of the sewage side heat exchanger is connected with an inlet of the filter; and a second path of opening of the sewage side heat exchanger is connected with the outlet of the throttle valve. The unit simplifies a pipeline of a machine room and is convenient to operate and maintain.
Owner:BEIJING ZHONGKE HUAYU HEAT PUMP EQUIP MFG

Control method for energy-saving intelligent electro-hydraulic steering system and system thereof

ActiveCN113104100AImprove the level of energy savingAvoid the disadvantages of energy consumptionSteering linkagesFluid steeringPower modeSteering wheel
The invention relates to a control method for an energy-saving intelligent electro-hydraulic steering system and a system thereof. The control method comprises the steps that (1) the working mode of the energy-saving intelligent electro-hydraulic steering system is determined based on the obtained torque of a steering wheel; (2) if the working mode is a non-assistance mode, the short-circuit duty ratio of the motor is obtained according to the vehicle speed information, and the motor is controlled to generate damping according to the short-circuit duty ratio; (3) if the working mode is an EPS power mode, the three-phase duty ratio of a motor in the EPS subsystem is calculated through a power control algorithm, and a corresponding control signal is output to the EPS subsystem; and (4) if the working mode is an EPS+EHPS power assisting mode, the three-phase duty ratio of an electric pump driving motor in the EHPS subsystem and the opening and closing state of an electromagnetic valve are calculated through a hydraulic power assisting control method, then the electric pump driving motor is driven to generate corresponding torque, and meanwhile opening and closing of the electromagnetic valve are controlled. The method can be widely applied to the field of steering system design.
Owner:TSINGHUA UNIV

User real information long-distance calibration method and service terminal

The invention discloses a user real information long-distance calibration method and a service terminal. The user real information long-distance calibration method includes the steps that an information collecting client terminal is built on the service terminal, and the client terminal provides an interactive interface and comprises a calling port of a service terminal camera; the client terminal displays a text form through the interactive interface to collect text information; the client terminal calls the service terminal camera through the calling port to collect image information, wherein the image information comprises the figure image information and the certificate image information; the text information and the image information are packaged by the client terminal into a user real information package, and the user real information package is sent to an operator system to conduct user real information calibration. By means of the user real information long-distance calibration method and the service terminal, user information needed by service handling can be completely collected, the image information including the figure image information and the certificate image information is collected so that compassion can be carried out in the follow-up calibration process, and the user information collecting facticity is guaranteed.
Owner:BEIJING BEWINNER DIANYI INFORMATION TECH CO LTD

Newly transplanted nursery stock root maintenance auxiliary device

The embodiment of the invention relates to the field of nursery stock maintenance equipment, and particularly discloses a newly transplanted nursery stock root maintenance auxiliary device. The newly transplanted nursery stock root maintenance auxiliary device comprises a base. A liquid medicine box is fixedly arranged on the base in a supporting mode through a supporting stand column. A drill rod is rotationally arranged on a bottom plate of the liquid medicine box in a sealed and penetrating mode. According to the newly transplanted nursery stock root maintenance auxiliary device, when a height adjusting assembly is utilized to enable the drill rod to move downwards, a ball firstly abuts against the bottom plate of the liquid medicine box, along with continuous downward movement of the drill rod, a supporting spring is gradually compressed, at the moment, a plugging ring cannot continuously move downwards, and the drill rod continuously moving downwards can enable the plugging ring and a liquid inlet to be mutually staggered; and at the moment, the liquid inlet leaks outwards, the liquid medicine in the liquid medicine box can enter a liquid feeding channel through the liquid inlet, the bottom end of the liquid feeding channel is of an open structure, and the liquid medicine entering the liquid feeding channel is discharged, so that the bottom end of the drill rod inserted underground can provide the liquid medicine for the roots of the nursery stocks.
Owner:JIESHOU ZHENHAI AGRI DEV CO LTD

In vitro circulating coagulating classifier for hematodialysis and coagulating classifying method employing same

The invention provides an in vitro circulating coagulating classifier for hematodialysis. The classifier comprises a detection box, a flushing device, a fixing device, a detection unit, a controller and an alarm, wherein the detection box is used for closing a dropper of an in vitro circulating pipeline or a dialyzer therein; the flushing device is arranged next to the detection box, a liquid outlet pipe of the flushing device penetrates through the end portion of the detection box and communicates to the dropper of the in vitro circulating pipeline or the dialyzer, and normal saline is stored in the flushing device; the fixing device is connected to the detection box and the flushing device; the detection unit comprises an infrared emitting structure and an infrared receiving structure, both the infrared emitting structure and the infrared receiving structure are arranged on the inner side wall of the detection box, and the infrared emitting structure and the infrared receiving structure are arranged opposite to each other; both the infrared emitting structure and the infrared receiving structure are connected to the controller; and the alarm is connected to the controller. The in vitro circulating coagulating classifier for hematodialysis, provided by the invention, has the beneficial effect that coagulation of blood in the dialyzer and the in vitro circulating pipeline is automatically classified.
Owner:THE SECOND AFFILIATED HOSPITAL ARMY MEDICAL UNIV

Fuel supply system and fuel supply method

The invention provides a fuel supply system and a fuel supply method. The fuel supply system comprises a control device, a conveying pump and multiple feeding devices arranged on the upstream of the conveying pump in parallel. The multiple feeding devices sequentially communicate with the conveying pump and sequentially provide liquefied natural gas outwards. Each feeding device comprises a storage tank, liquid level detection equipment, a feeding branch and temperature detection equipment. The liquid level detection equipment is arranged corresponding to the storage tanks and used for detecting the liquid level of the liquefied natural gas. The feeding branches are connected with the storage tanks and the conveying pump. The temperature detection equipment is arranged on the feeding branches. The control device is electrically connected with the liquid level detection equipment and the temperature detection equipment of all the feeding devices. When the real-time liquid level value detected by the liquid level detection equipment in the current feeding device reaches a first liquid level preset value, the control device controls the feeding device to be used for feeding to conductprecooling. When the temperature of the feeding branch of the feeding device to be used for feeding is precooled to the work temperature, the control device controls the feeding device to be used forfeeding to communicate with the conveying pump.
Owner:CIMC SHIP OCEAN ENG DESIGN & RES INST +1

Hemodialysis extracorporeal circulation coagulation fractionator and coagulation fractionation method using the same

The invention provides an in vitro circulating coagulating classifier for hematodialysis. The classifier comprises a detection box, a flushing device, a fixing device, a detection unit, a controller and an alarm, wherein the detection box is used for closing a dropper of an in vitro circulating pipeline or a dialyzer therein; the flushing device is arranged next to the detection box, a liquid outlet pipe of the flushing device penetrates through the end portion of the detection box and communicates to the dropper of the in vitro circulating pipeline or the dialyzer, and normal saline is stored in the flushing device; the fixing device is connected to the detection box and the flushing device; the detection unit comprises an infrared emitting structure and an infrared receiving structure, both the infrared emitting structure and the infrared receiving structure are arranged on the inner side wall of the detection box, and the infrared emitting structure and the infrared receiving structure are arranged opposite to each other; both the infrared emitting structure and the infrared receiving structure are connected to the controller; and the alarm is connected to the controller. The in vitro circulating coagulating classifier for hematodialysis, provided by the invention, has the beneficial effect that coagulation of blood in the dialyzer and the in vitro circulating pipeline is automatically classified.
Owner:THE SECOND AFFILIATED HOSPITAL ARMY MEDICAL UNIV

Liquid medicine conveying box for intensive care unit

The invention relates to a liquid medicine conveying box for an intensive care unit. The liquid medicine conveying box comprises a liquid medicine main box, a first liquid medicine sub-box and a second liquid medicine sub-box, a motor and a liquid adding opening are arranged at the upper end of the liquid medicine main box; a control panel and a first observation area are arranged on the front endsurface of the liquid medicine main box; a control box is arranged on the end surface of the left side of the liquid medicine main box; a first pump, a second pump, a first electromagnetic valve, a second electromagnetic valve and a first liquid level sensor are arranged in the liquid medicine main box, a second observation area is arranged on the front end face of the first liquid medicine branch box, a third electromagnetic valve is arranged on the lower left portion of the first liquid medicine branch box, and a second liquid level sensor is further arranged in the first liquid medicine branch box. A third observation area is arranged on the front end face of the second liquid medicine sub-box, a fourth electromagnetic valve is arranged on the lower right portion of the second liquid medicine sub-box, and a third liquid level sensor is further arranged in the second liquid medicine sub-box. Rubber plugs are arranged at the end parts of the first liquid supply pipe and the second liquid supply pipe.
Owner:GUANGDONG MEDICAL UNIV

A controllable environment high temperature mechanical testing machine

ActiveCN104777030BResolving Contradictions Between Degrees of FreedomAchieve provideStrength propertiesElectrical resistance and conductanceInsulation layer
The invention discloses an environment-controllable high-temperature mechanical testing machine and belongs to the technical field of structural material mechanical property test and detection equipment. The environment-controllable high-temperature mechanical testing machine mainly solves the problem that the existing mechanical testing machine cannot test and detect mechanical properties of an object with a temperature of 1500 DEG C or more. The environment-controllable high-temperature mechanical testing machine is characterized in that a heating furnace casing and a heat-insulation layer also comprise parts extending to two end surfaces but an inlet and an outlet, a heating member is a resistance heating element, heat shields are arranged outside two end surfaces of the heating furnace, a vacuum chamber with air exhaust, air inflation and vacuum chamber operation doors having static sealing structures is adopted, a base, a servo system, a stand column, an upper installation base, a clamping mechanism and a heating furnace are installed in the vacuum chamber, and an air inflation system is connected to an air inflation port of the chamber body. The environment-controllable high-temperature mechanical testing machine can realize sample air, vacuum and controllable atmosphere test environment and realize mechanical performance test and detection at a temperature of 1500-1600 DEG C and vacuum and protective atmosphere mechanical performance test and detection at a temperature of 1600 or more.
Owner:襄阳航泰动力机器厂
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