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180results about How to "Flexible implementation" patented technology

General inertial navigation test method based on flight simulation

The invention discloses a general inertial navigation test method based on flight simulation. The method comprises the following steps: establishing a flight control simulation module based on a control rate design, designing the flight path, aiming inertial navigation initial conditions, implementing a flight simulation process, and outputting the flight state data of flights; inversely solving and calculating the specific force and angular rate data by utilizing the flight state data; solving and calculating the flight state data of the flights in real time according to the specific force and angular rate; and comparing the flight state data output by the flight control simulation module and the flight state data output by an inertial navigation system according to consistent time shot,and comparing the different information of the data, thus detecting the inertial navigation performance. Through the method provided by the invention, not only can dynamic continuous inertial navigation performance test be intensified, but also the method accords with the test requirements of the complex working environment in the air on the inertial navigation system, and has great significance to engineering practical application of the inertial navigation system performance testing.
Owner:NORTHWESTERN POLYTECHNICAL UNIV

Wide/fine machining integrated processing device for emery belt centerless grinding and polishing

The invention discloses a process device with the combination of rough machining and fine machining of centreless grinding and lapping and polishing of an abrasive belt. The device comprises a piece riding wheel, a guide wheel, an abrasion head, a transition gear, a fixing gear, a two-shaft motor, a centreless abrasive head of the abrasive belt, and a supporting member of the piece riding wheel, wherein the centreless abrasive head of abrasive belts is composed of an abrasion head driving gear, the abrasive belt and an abrasive head contacting gear, and the abrasion head driving gear is connected with the abrasive head contacting gear via the abrasive belt. One end of the two-shaft motor is in fixed connection with the abrasive head driving gear, and the other end is connected with a fixed gear which is matched with the transition gear. The transition gear is matched and connected to the abrasive head. The device resolves the problems of poor rigidity, a lot of process procedures, a plurality of devices, much transport, complex operation, inconvenient installation and the like in the prior art of the coarse grinding, fine grinding, polishing and the like of the outer circle with elongated circular rods. The device increases the integral efficiency, reduces manufacture cost, enlarges the manufacture range and combines the rough process, semi-fine process, fine process, lapping and polishing.
Owner:GUANGDONG IND TECHN COLLEGE

Converter circuit and method for transferring electrical energy

The invention relates to a converter circuit (50) for transferring electrical energy, in particular for application in a motor vehicle wiring system (38, 42), which converter circuit comprises an electromagnetic transfer unit (60) having three electromagnetic transfer members (62, 64, 66) that can be electromagnetically coupled to each other in order to transfer electromagnetic energy, wherein the first electromagnetic transfer member (62) is connected to a first bi-directional converter circuit that comprises a first voltage connection pole pair (80) for connecting an AC voltage source and/or sink (54), wherein the second electromagnetic transfer member (64) is connected to a rectifier converter circuit that is connected on the outlet side to an electrical energy store (88), and wherein the third electromagnetic transfer member (66) is connected to a second bi-directional converter circuit that comprises a second voltage pole pair (96) for connecting a DC voltage source and/or sink (98), and a control unit (100) that is connected to the first bi-directional converter circuit, the second bi-directional converter circuit and the rectifier converter circuit, in order to control the exchange of electrical energy between the AC voltage source and/or sink (54), the DC voltage source and/or sink (98) and/or the electrical energy store (88).
Owner:ROBERT BOSCH GMBH

Electromagentic furnace provided with magnetic induction temperature measuring equipment

The invention discloses an induction cooker provided with a magnetic induction temperature measuring device, comprising an induction cooker shell, an induction cooker bedplate, a heating coil and a control circuit. The induction cooker is characterized in that a position where a lower side of the induction cooker bedplate is adjacent to the heating coil is also provided with a temperature measuring induction coil which is used for converting a magnetic signal generated by a magnetic temperature induction element which is arranged on the induction cooker bedplate at a set temperature point into an electric signal to output, the induction cooker control circuit is also provided with a temperature measuring circuit which is mainly formed by a temperature measuring induction coil and an electric signal discriminating circuit, wherein the temperature measuring induction coil is connected with the electric signal discriminating circuit, and the electric signal discriminating circuit is again connected with an output control circuit so that a control program of the induction cooker can change correspondingly. The temperature of an electromagnetic pot is detected by adopting non-contact way, thereby realizing automatic, flexible and correct control of multipoint temperature of the induction cooker in the process of cooking.
Owner:叶小舟 +1

High-temperature-resistant and high-salt-resistant fine gel particle as profile control agent as well as preparation method and application of fine gel particle

The invention discloses a high-temperature-resistant and high-salt-resistant fine gel particle as a profile control agent as well as a preparation method and an application of the fine gel particle. The preparation method of the fine gel particle comprises the following steps of firstly, adding modified starch, a monomer A, a monomer B, a crosslinking agent, an initiator and an accelerant into a reaction kettle according to a certain ratio; and after finishing the polymerization reaction of the six components to form integrated water-based gel, drying, crushing, granulating, screening and performing other process steps to obtain the fine gel particle. The application method of the high-temperature-resistant and high-salt-resistant fine gel particle is as follows: a certain quantity of fine gel particles prepared by using the preparation method are added into a Bingham fluid, the gel particles can be stably suspended without settling under static and dynamic conditions, and then, the whole fluid is injected to the stratum by means of pumping pressure. By using the high-temperature-resistant and high-salt-resistant fine gel particle and the application method thereof, disclosed by the invention, the construction success rate of the gel particle can be greatly increased, and a favorable deep profile control effect can be achieved.
Owner:CHINA UNIV OF PETROLEUM (EAST CHINA)

Residual energy reclaiming type device for preparing biomass granular activated carbon

The invention belongs to the technical field of activated carbon preparation, and relates to a residual energy reclaiming type device for preparing activated carbon. A combined structure on one side of an air heating furnace of the device is provided with a gas burner and a combustion fan, the other side of the air heating furnace is communicated with a partition wall heating chamber, the center of the partition wall heating chamber is vertically provided with a charcoal chamber, the bottom of the charcoal chamber is provided with a charcoal chamber bottom connecting rod mechanism in an insertion mode, the periphery of the partition wall heating chamber is wrapped by an insulating material, one side of the charcoal chamber on the middle part of the partition wall heating chamber is reserved with a space up and down and provided with two thermoelectric couples, the top end of the partition wall heating chamber is provided with a top end cover used for sealing the partition wall heating chamber, and the top end of the partition wall heating chamber passing through the top end cover is provided with a charcoal chamber gas outlet pipe and a heating chamber smoke outlet pipe respectively in a communication mode; and the charcoal chamber gas outlet pipe is communicated with the top of a tube type condenser through a three-way valve, the bottom of the tube type condenser is communicated with the air heating furnace in a pipe mode, and the middle section of a communication passage is provided with a circulating fan in series. The device has the advantages of high efficiency, simple principle, flexible implementation, energy conservation, low pollution, high charcoal yield, and the like.
Owner:QINGDAO UNIV

Home security system based on wireless sensing network

InactiveCN102945590AEasy to implementGood human-computer interactionNetwork topologiesAlarmsInternet networkSensor node
The invention relates to a home security system based on a wireless sensing network. In conventional home security system, sub systems such as a burglar alarm sub system, a fire alarm sub system, a fuel leakage alarm sub system and the like are single in function, higher in false alarm rate, alarm locally and cannot monitor remotely and alarm in real time to reduce loss and rescue lives. Aiming at the problem in the prior art, the invention provides a home security system based on the wireless sensing network. The system comprises a plurality of sensor nodes (1), and an aggregation node (3), a master server (4) and a PC terminal (8) connected with the sensor nodes through a sensing network (2). The master server (4) comprises a microprocessor (41), and an alarm module (45) and a TCP/IP (Transmission Control Protocol/Internet Protocol) interface module (43) connected with the microprocessor (41). The aggregation node (3) is connected with the microprocessor (41). The TCP/IP interface module (43) is connected with the PC terminal (8) through an Internet network (6). The home security system based on the wireless sensing network is mainly used for home security monitoring and can be further used to public occasions such as hospitals, marks and airports.
Owner:ANHUI UNIVERSITY OF TECHNOLOGY AND SCIENCE

Satellite-borne storage battery dual-interval autonomous temperature control method

ActiveCN103594758AChange the relative lag of temperature controlAchieve effectivenessSecondary cellsTemperature control modeSolar battery
The invention relates to a satellite-borne storage battery dual-interval autonomous temperature control method. According to the method, under the premise of a permitted automatic temperature control function of a satellite storage battery, when actual storage battery discharge current is smaller than a set discharge current alarm threshold or solar battery array current is greater than a set matrix current alarm threshold value, the storage battery temperature control work is in a first interval mode; and when the actual storage battery discharge current is greater than the set discharge current alarm threshold value and the solar battery array current is smaller than the set matrix current alarm threshold value, the storage battery temperature control work is in a second interval mode. Control management can be performed on the storage battery temperature both in the first interval temperature control mode and in the second interval temperature control mode. The method provided by the invention changes the current situation of only adopting single interval control in satellite storage battery temperature control, and matches the battery discharge current and the solar battery array current with storage battery temperature change, thus enhancing the accuracy and flexibility of satellite storage battery temperature control, and improving the autonomous temperature control management quality of the storage battery.
Owner:AEROSPACE DONGFANGHONG SATELLITE

Method for detecting unmanned aerial vehicle visual navigation landing cooperative target robust

The invention relates to a method for detecting unmanned aerial vehicle visual navigation landing cooperative target robust, which is used for solving the problem that a cooperative target is difficult to detect accurately due to the large distortion of a cooperative target which is shot by an airborne camera and a plurality of non-cooperative targets in an image. A red square is designed to be a large back plate, fluorescent green H and small triangles are used as the cooperative targets, a corner point detection algorithm which combines a massively parallel processor (MPP) method and a Harris method is proposed to accurately detect the corner points of the cooperative targets under the condition of complicated environments and large distortion, and the method effectively combines the advantages of high detection precision of a Harris corner point and directionality of an MPP corner point. Compared with the conventional scheme for detecting an unmanned aerial vehicle visual navigation landing cooperative target, the method is not only easy to realize, but also can be used for effectively solving the problem of detecting the cooperative targets under the condition of complicated backgrounds and large distortion. The detection accuracy is improved, the engineering is conveniently realized, and the method has an important meaning to unmanned aerial vehicle independent safety landing.
Owner:NORTHWESTERN POLYTECHNICAL UNIV
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