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51results about How to "Easy control" patented technology

Temperature compensating device of heat pump air-conditioner

The invention relates to a temperature compensating device of a heat pump air-conditioner, which resolves the problem that an existing heat pump air conditioner does not have a temperature compensating function, and when the exhaust temperature of a compressor is over high, the compressor can be damaged. The technical scheme includes that the temperature compensating device comprises a compressor, an exhaust tube of the compressor is connected with a refrigerant inlet of an automobile outer unit assembly via a condenser core, a liquid storage dryer and a valve portion of an expansion valve, a refrigerant outlet of the automobile outer unit assembly is connected with an air return pipe of the compressor via a temperature sensing portion of the expansion valve, a temperature sensor is mounted on the exhaust pipe of the compressor, an outlet of the liquid storage dryer is further connected with the air return pipe of the compressor via an electromagnetic stop valve, an output end of the temperature sensor is connected with an input end of a microprocessor, and an output end of the microprocessor is connected with electromagnetic valve stop valve. The temperature compensating device of the heat pump air-conditioner is simple in structure, and can prevent over high exhaust temperature of the compressor from damaging the compressor, and the service life of the compressor is prolonged.
Owner:DONGFENG AUTOMOBILE COMPANY

Hybrid simulation interface management module based on PSCAD EMTDC

The invention relates to a hybrid simulation interface management module based on PSCAD (Power System Computer Aided Design) EMTDC (Electromagnetic Transients including DC), which is characterized in that the hybrid simulation interface management module is arranged in PSCAD EMTDC software, an electromagnetic transient side data measurement module is used for acquiring a power data structure and a current data structure at a network dividing interface of two subnets and sending the acquired data structures to an interface core module; an electromechanical transient side data measurement module is used for acquiring a power-angle calculation reference value of generators in the whole network, and a network node voltage data structure and an injection network current data structure obtained in each electromechanical transient interaction step at a network dividing interface of an electromagnetic transient side subnet and an electromechanical transient side subnet, and sending the acquired data to the interface core module; the interface core module is used for the control on a simulation process, and realizing the joint simulation of an electromagnetic transient process and an electromechanical transient process.
Owner:ELECTRIC POWER RESEARCH INSTITUTE OF STATE GRID NINGXIA ELECTRIC POWER COMPANY +1

Device for continuously concentrating gelatin by membrane technology

The invention relates to a device for continuously concentrating gelatin by membrane technology. The outlet of a rolled membrane module of the device is communicated with a first connector of a four-way joint; a second connector and a third connector of the four-way joint are respectively connected with an original gelatin tank and a thick gelatin tank; the inlet of the rolled membrane module is communicated with an outlet of a circulating pump; a sorption pump and a filter are successively connected in series between the original gelatin tank and the inlet of the circulating pump; a first stop valve is in series connection with a pipe between the sorption pump and the filter; a second stop valve is in series connection with a pipe between the original gelatin tank and the outlet of the rolled membrane module; a first butterfly valve is in series connection with a pipe between the outlet of the rolled membrane module and the thick gelatin tank; a second butterfly valve is connected in parallel between the inlet of the circulating pump and the fourth connector of the four-way joint; and the discharge hole at one side of the rolled membrane module is provided with a third butterfly valve. In the invention, the continuous gelatin concentration operation technology is applied to the gelatin concentration technique, and the device in the invention is used for replacing the conventional device for kieselguhr filter, ion exchange and high-temperature evaporation concentration processes.
Owner:HEFEI HUAKANG ENVIRONMENT PROTECTION ENG

Controllable self-bending suture needle

The invention provides a controllable self-bending suture needle, which is used for an endoscopic surgery. The controllable self-bending suture needle comprises a needle body, a needle placing tube and a needle feeding mechanism. The needle body is tubular and a suture internally passes through the needle body. The needle body is entirely arranged in the needle placing tube in a passing-through manner. One end of the needle placing tube is provided with a rigid tubular end and the other end of the needle placing tube is fixedly coupled with the needle feeding mechanism. The tail end part of the needle body is pre-formed to be a circular arc shape when the tail end part is not limited, and the other end of the needle body is connected with the needle feeding mechanism. The tail end part of the needle body can be contained in the rigid tubular end of the needle placing tube or exposed outside the rigid tubular end of the needle placing tube by pushing of the needle feeding mechanism. The tail end part of the needle body is contained in the rigid tubular end of the needle placing tube to be limited, so as to form a shape which is consistent to the shape of a hollow inner cavity. The controllable self-bending suture needle provided by the invention has the advantages of simple structure and convenience in control. The complex space movement of tissue penetration is simplified to be a linear pushing movement of the needle feeding mechanism to the needle body and a bunching device, and the tissue suture difficulty is simplified.
Owner:SHANGHAI JIAO TONG UNIV

Vegetable greenhouse device adopting agriculture Internet-of-things technology

The invention discloses a vegetable greenhouse device adopting the agriculture Internet-of-things technology and relates to the technical field of application of the Internet of things. An environment monitoring device collects and transmits the environment information of a greenhouse and controls environment parameters through the vegetable greenhouse information collecting automatic deployment technology, the self-organizing transmission technology and the intelligent control technology of the greenhouse environment by applying a low-power-consumption intelligent sensing, multi-mode wireless transmission, high-precision node positioning and extensible network framework, a special sensor node, a control node and irrigation fertilizing, disinfecting, grafting and transplanting intelligent equipment, and a growth information dynamic monitoring device and a precision control device recognize and record the vegetable yield, the growth information, the management information and the geographical location information through the RFID technology. The vegetable greenhouse device has the advantages that in the vegetable greenhouse, the growth environment of vegetables is intelligently monitored, regulated and controlled through the agriculture Internet-of-things technology, the monitoring data is precise, and the growth environment of vegetables is easily regulated and controlled in a full-automatic mode.
Owner:ANHUI LONGCOM INTERNET OF THINGS

Electric automobile intelligent charging pile control method with high compatibility and high efficiency

An electric automobile intelligent charging pile control method with high compatibility and high efficiency comprises the following steps of step 1, detecting gun inserting information; step 2, judging whether a server is turned on or not; and if the server is turned on, entering the next step; and otherwise, entering a step 7; step 3, communicating with an automobile BMS; step 4, judging whether entering a charging stage or not; and if entering the charging stage, entering the next step; and otherwise, entering the step 7; step 5, configuring charging module output according to needs of the automobile BMS; step 6, judging whether a turnoff or fault instruction is received or not; and if the turnoff or fault instruction is received, entering the next step; and otherwise, entering the step 5; step 7, entering a turnoff processing program; and step 8, finishing the control method. As the output mode of a power module is intelligent configured according to charging needs through communicating with the automobile BMS system in real time, the electric automobile intelligent charging pile control method with high compatibility and high efficiency is advantaged in that the compatibility of the control method is very high, the control method can mutually charge passenger vehicles and buses, the charging needs of all electric automobiles on the current market are satisfied, the whole control is convenient and simple, and the control method is convenient to operate and is also safe and reliable.
Owner:特瓦特能源科技有限公司

Swinging double-well pumping unit

The invention aims to provide a swinging double-well pumping unit, which solves the technical problems of high manufacturing and using costs, high energy consumption and frequent positive and negative rotation in technical background. A crank wheel is used as a core transmission component, a crank arm is fixedly arranged on the crank wheel, a part of the crank arm extends out of the circumferential outer edge of the crank wheel, a permanent magnet synchronous motor is generally selected as a power source, and the crank wheel is coaxial with a main shaft of the permanent magnet synchronous motor; or an asynchronous motor is used as a power source, and the crank wheel is coaxial with a power output shaft of a speed reducer driven by the asynchronous motor; and the pumping unit is also provided with a crank connecting rod, one end of the crank connecting rod is in matched connection with the crank arm through a (crank arm) shaft pin, and the other end of the crank connecting rod is in matched connection with the lower part of a swing link through a swing link shaft pin. The permanent magnet synchronous motor can directly drive the double-well pumping unit without frequent positive and negative rotation, and the motor is in a uniform motion state, so the double-well pumping unit has the advantages of high running reliability, simple and convenient control and low maintenance cost.
Owner:崔钢都

Networking function detection device for Internet of Things household appliances

The invention discloses a networking function detection device for Internet of Things household appliances. The device comprises a networking function detection device, a handle, a touch display screen, a detection connecting line, a signal enhancement receiving device, a telescopic device, a power failure detection device and a blowing purification device. The touch display screen is arranged atthe front part of the networking function detection device; the handle is arranged at the bottom of the networking function detection device; the power failure detection device is arranged in the middle of the bottom of the handle; an illuminating lamp is arranged at the left end of the power failure detection device; the blowing purification device is arranged at the right end of the power failure detection device; and the top of the networking function detection device is connected with a detection connecting line, the top of the inner side of the networking function detection device is provided with a storage cavity, and the interior of the storage cavity is provided with an automatic winding device. The networking function detection device relates to the technical field of networking detection, can quickly connect and detect the networking function of household appliances, is high in intelligent performance, and detects the networking function of Internet household appliances.
Owner:SHANDONG POLYTECHNIC COLLEGE

Novel multipurpose intelligently automated bulk grain transport truck

A novel multipurpose intelligently automated bulk grain transport truck relates to the technical field of grain transport machineries and comprises a pilothouse. A truck body is connected behind the pilothouse and mounted on bottom beams of a truck compartment, a movable truck body cover is mounted on the truck body, the bottom of the truck body is designed into two movable truck bottom plates which are respectively mounted with a lifting hydraulic cylinder, pulleys are mounted on the other side of the truck bottom plates, an inserting lock and an inserting lock hydraulic cylinder are mounted at the connection position of the two movable truck bottom plates, and a discharge conveyor is arranged below the inserting lock and controlled by a hydraulic motor. The novel multipurpose intelligently automated bulk grain transport truck is characterized in that a discharge level meter is mounted at the lower end of the inner wall of one side plate of the truck body, the discharge level meter is connected with an automatic control module via a wire or wire signal, and the automatic control module is connected with the lifting hydraulic cylinders, the inserting lock hydraulic cylinder and the hydraulic motor. When grain discharged reaches to the discharge level meter, the lifting hydraulic cylinders are started by the automatic control module to enable the truck bottom plates to incline, so that the novel multipurpose intelligently automated bulk grain transport truck is very convenient, reliable and high in intellectualization degree.
Owner:ANHUI JIESHOUSHI YUNLONG FOOD MACHINE ENG

Numerical control squaring machine

The invention relates to a numerical control shaper, which comprises a shaper bed, a table feed servomotor, a tool head feed servomotor and a numerical control system, wherein the table feed servomotor and the tool head feed servomotor are connected with the numerical control system; the numerical control shaper also comprises a mainshaft bearing which is fixed on the shaper bed, a hollow spindle which is rotatablely arranged in the inner race of the mainshaft bearing, a big helical gear which is fixed at one end of the hollow spindle, an upper slide block which is arranged on the big helical gear and used for driving a ram to perform reciprocating slide; an approach block is arranged on the hollow spindle, an approach switch corresponding to the approach block is arranged at the mainshaft bearing and the approach switch is electrically connected with the numerical control system. The rotation period of the hollow spindle corresponds to the reciprocating motion period of the ram, the position adjustment for the approach block and the approach switch is not needed when the workpieces with different lengths are processed, thus the control is simple and convenient, and the position for the initiate control over the feed is exact. The whole control system is arranged inside the mainshaft bearing of the shaper and does not influence the aesthetic property of the complete shaper.
Owner:JINGSU XINHUA MACHINE

Vehicle control method and device, storage medium, and electronic device

The embodiments of the invention provide a vehicle control method and device, a storage medium, and an electronic device, and relates to the technical field of computers. The vehicle control method includes the steps that after a control instruction for controlling a vehicle is obtained, vehicle information of the current vehicle is obtained according to the control instruction; when the current vehicle objects to the control instruction, an operation instruction and target state data are obtained according to the control instruction; after the operation instruction is sent by the current vehicle, sensor data, returned by the current vehicle and corresponding to the operation instruction, of the current vehicle are received; and it is determined that a control action corresponding to the control instruction is completed according to the sensor data and the target state data. According to the technical scheme, the control instruction is broken down into the operation instruction and thetarget state data, and the completion status of a control action is determined by combining the sensor data and the target state data of the vehicle, so that the control instruction can adapt to different vehicles, and the different types of vehicles are simply and conveniently controlled.
Owner:ZEBRED NETWORK TECH CO LTD

Movable intelligent charging cabinet and control system thereof

The invention discloses a movable intelligent charging cabinet and a control method thereof. The charging cabinet comprises a charging cabinet main body, a charging power supply component disposed on the charging cabinet main body, and a power supply component arranged on the charging cabinet main body and connected with the charging power supply component through a common connecting line. The charging power supply component comprises at least one of a national standard alternating current charging seat and a plug, the charging power supply component and the power supply component are connected with the charging controller, the charging controller is used for controlling the working states of the charging power supply component and the power supply component, the input end of a charging relay of the power supply component is connected with the public connecting line, the output end is connected with the charger, and the output end of the charger is provided with a battery pack and used for charging batteries placed in the battery pack. The charging power supply component and the power supply component connected with the charging power supply component through the public connecting line are arranged on the charging cabinet main body, so that the charging cabinet can be installed on a cargo carrying vehicle for use, and a replaced battery pack can be directly charged after a power supply is connected.
Owner:山东爱德邦智能科技有限公司

Single-control double-way linkage adjustable delay hydraulic valve

The invention discloses a single-control double-way linkage adjustable delay hydraulic valve which comprises a valve body. The interior of the valve body is sequentially divided into an oil inlet chamber, a first oil outlet chamber and a second oil outlet chamber from left to right; the oil inlet chamber, the first oil outlet chamber and the second oil outlet chamber communicate sequentially; a valve element is jointly rotatably arranged in the oil inlet chamber, the first oil outlet chamber and the second oil outlet chamber; an oil inlet groove is formed in one section of side wall, located in the oil inlet chamber, of the valve element; and an oil outlet groove is formed in one section of side wall, located in the first oil outlet chamber, of the valve element. According to the single-control double-way linkage adjustable delay hydraulic valve provided by the invention, an oil circuit is arranged in the valve element and the second oil outlet chamber, so that the number of parts contacting hydraulic oil is reduced, the influence on a hydraulic oil brake effect due to impurities is reduced, and the linearity of oil pressure is increased through the linear oil circuit and is easy to control; and through the rotation of an adjusting rotary knob, the compressing force of an adjusting spring is changed through an adjusting plate, so that the pressure required for the oil-pressuremovement of an adjusting block is changed, namely, the front wheel brake delay time is changed, and the brake safety is improved.
Owner:WENZHOU AOGONG VALVE CO LTD
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