12results about How to "Achieving Universal Design" patented technology

The invention discloses a test system and method suitable for a carrier rocket test launching process, and belongs to the technical field of carrier rocket software. The system comprises a binding data reading module, a test transmitting process organization module, a test transmitting operation execution module, a user-defined operation interface module, a network execution interface module and the like. Through a universal data processing mode and communication interface operation among a plurality of modules, software generalization is realized, and the system is easy to expand so as to adapt to differences of launch vehicle test launch task requirements.

The utility model provides a pan-tilt driving motor starting capacitor board. The pan-tilt driving motor starting capacitor board comprises a switch interface module, an arc extinguishing module, a starting capacitor module and a network and power supply transmission interface module which are integrally configured on a circuit board, the arc extinguishing module is respectively connected with a motor limit switch of a holder driving motor, the camera device and the starting capacitor module through the switch interface module, and the network and power supply transmission interface module is configured to supply power to the camera device by external voltage and input network signals; in response to an electric energy signal sent to the pan-tilt driving motor by the camera device, the pan-tilt driving motor is controlled to act through the arc extinguishing module and the starting capacitor module; and in response to the moment that the contact of the trigger generator limit switch is disconnected, the arc extinguishing module absorbs transient voltage generated at the moment that the contact is disconnected so as to control the pan-tilt driving motor to stop acting. According to the application, the electric arc and sparking conditions generated by the position of the contact point in the limit switch during action in an alternating current power supply environment can be effectively inhibited, the contact point is effectively protected, the reliability is improved, the problem of control failure of the pan-tilt is avoided, and long-term stable operation of the pan-tilt is ensured.

The invention provides a mining trolley distributed control method, system and device and a storage medium. The method comprises the steps that a mining trolley control system is divided into a main controller and bus control modules which are mutually independent; respectively configuring a fault diagnosis mechanism for each bus control module according to the working characteristics of each functional component; calling a main controller to perform centralized management and coordination control on each bus control module; calling each bus control module to correspondingly control each functional component to execute corresponding work, and performing fault diagnosis positioning on each corresponding functional component according to each fault diagnosis mechanism to obtain a fault detail result of each functional component; and calling the main controller to transmit the fault detail result of each functional component to the touch screen for display. According to the mining trolley control system, the harness from the cab to the outside of the cabin of the mining trolley can be simplified, operation of the whole mining trolley control system is guaranteed, maintainability and flexibility of the mining trolley control system are improved, and universal design of the mining trolley control system is achieved.

The invention discloses an unmanned aerial vehicle flight simulation automatic test system and method. The system comprises a management subsystem, an execution subsystem, a real-time simulation system and a resource subsystem. The management subsystem is used for sending a test case and a communication protocol to the execution subsystem. The execution subsystem is used for generating a test logic and a simulation instruction based on the test case and the communication protocol, and sending the simulation instruction to the real-time simulation subsystem based on the test logic; the real-time simulation subsystem is used for generating a corresponding simulation function based on the received simulation instruction, performing a simulation test on the test equipment by using the simulation function to obtain test data of the test equipment, and periodically sending the test data to the execution subsystem; and the execution subsystem is also used for analyzing the received test data based on the test logic to obtain a verification result of the tested equipment. The invention aims to solve the technical problem that the test efficiency of the unmanned aerial vehicle is relatively low.

The invention discloses a universal memristor design method. The method comprises the following steps: determining the type of a to-be-designed memristor; selecting a memristor function of the memristor to be designed; deriving the memristor function to obtain a derivative of the memristor function; integrating the derivative of the memristor function to obtain an integral equation; converting the integral equation into a volt-ampere relational expression of the memristor; and completing the design of the memristor according to the volt-ampere relational expression of the memristor. The invention also discloses a system for realizing the general design method of the memristor, and the simplest memristor designed by adopting the general design method of the memristor. According to the method, the differential form of the memristor function is obtained based on theoretical derivation, and integration and conversion are carried out on the differential form to obtain the volt-ampere relationship of the corresponding memristor; therefore, the universal design of the memristor can be realized, the simplest memristor is provided through the design scheme, and the memristor is higher in reliability, better in accuracy, universal, simple and convenient.

The utility model provides a magnet ring resonance block which comprises a sleeve with a vulcanized rubber structure, a magnet ring and a counterweight ring are respectively arranged in the sleeve, a through hole is arranged in the sleeve, a magnetic end and a counterweight end which are used for embedding the magnet ring and the counterweight ring are arranged in the sleeve, a connecting section is arranged between the magnetic end and the counterweight end, and the magnet ring and the counterweight ring are connected through the connecting section. The connecting section is used for adjusting the distance between the magnetic end and the counterweight end; the balance weight ring is of a hollow ring structure, a plurality of sets of glue injection holes are formed in one side of the balance weight ring, adaptive installation on different shaft sections of the surface of the automobile half shaft can be achieved through a sliding insertion connection structure between the insertion ring and the connecting ring, a sleeve of the resonance block does not need to be manufactured again, and the balance weight ring is of the hollow ring structure. According to the utility model, the balance weight ring is arranged, the plurality of groups of cavities are formed in one side of the balance weight ring, and the glue injection holes are formed in one sides of the cavities, so that in the production experiment process, the mass of the balance weight ring can be adjusted, automobile half shafts with different masses can be adapted, and the universal design of the resonance block is realized in the development debugging and matching process.

The present invention relates to a ground test system and method for a high-orbit satellite navigation receiver, which belongs to a ground test system for integrated testing of spacecraft, and is particularly suitable for the implementation of a ground test system for navigation receivers of high-orbit satellites. It has the ability to simulate and generate high-orbit navigation signals for use in testing high-orbit navigation receivers, and fully considers the integration, automation and universal design of the system. The system of the present invention adopts a functional automation test case module and a data packet automatic interpretation module to solve the current problems of low efficiency and high dependence on people in systematic integrated testing. The design of an automated, integrated and universal test system realizes the production line and process of subsystem testing. Automatic generation of interpretation reports solves the problem of long-term interpretation of large amounts of data, shortens the test cycle and reduces costs.

The application relates to the technical field of suspensions, and discloses a double wishbone suspension for a vehicle and the vehicle, wherein the double wishbone suspension comprises a steering knuckle, an upper swing arm, a lower swing arm and a shock absorber; the steering knuckle is used for being connected with a vehicle wheel; one end of the upper swing arm is rotationally connected with the steering knuckle, and the other end is rotationally connected with a vehicle frame; one end of the lower swing arm is rotationally connected with the steering knuckle, and the other end is rotationally connected with the vehicle frame; along the height direction of the vehicle, the lower swing arm is arranged below the upper swing arm; one end of the shock absorber is rotationally connected with the upper swing arm, and the other end is connected with a vehicle body tower package. The universal design of the interface of the vehicle body tower package is realized; the space conflict problem caused by the fact that the shock absorber of the traditional double wishbone suspension cannot share the tower package with the shock absorber of a McPherson suspension is effectively avoided, and the vehicle body platformization and compatibility are realized.

The utility model relates to a sealing tool, in particular to a tool for sealing a bearing box of a steam turbine, which aims to solve the problem of lubricating oil leakage during operation of a steam turbine unit and comprises a bearing box gland, two screwed pipe joints, two plugs, two gland nut covers and a plurality of fastening pieces. The bearing box gland is a plate body, the bearing box gland covers the bearing box, the bearing box gland is installed on the bearing box through a plurality of fastening pieces, one ends of the two threaded pipe joints are installed on the bearing box gland in a threaded connection mode, and the other ends of the threaded pipe joints are filled with plugs. The gland nut cover is installed at the other end of the screwed pipe joint in a threaded connection mode, and the temperature measuring line penetrates through an inner hole of the screwed pipe joint, the plug and the gland nut cover. The utility model belongs to the field of turbines.

The utility model discloses a universal single-channel digital anti-interference baseband circuit. Comprising a power supply protection circuit, a DC / DC power supply conversion circuit, a power supply current detection circuit, a temperature detection circuit, an FPGA baseband signal anti-interference processing circuit, an ARM A8 microprocessor unit circuit, an A / D analog-to-digital conversion circuit, a D / A digital-to-analog conversion circuit, a clock signal distribution circuit, an Ethernet data (IP) Switch switching circuit, a photoelectric conversion circuit, a storage circuit, an interface circuit and a synchronous Ethernet circuit. According to the utility model, zero intermediate frequency analog signal transmission can be realized, the fault tolerance performance of phase noise and phase jump can be improved through digital equalization, the simplified design of the radio frequency unit is better improved, the parameter requirements of some devices are reduced, the material cost is also reduced, and the manufacturability of the radio frequency unit is improved.

The application discloses a kind of data high-precision acquisition processing systems of battery module, belong to acquisition processing system technical field, comprising: distributed intelligent acquisition module, digital communication connection line, main control and collaborative computing module and fast self-checking and protection circuit, the distributed intelligent acquisition module is used to connect and acquire the analog signal of each electric core or electric core module electric parameter and environmental parameter, and it is converted into original digital data, then original data is carried out online adaptive weighted data fusion, sparse sampling compression and feature extraction, generates situation data package, and according to time series prediction model dynamic adjustment data acquisition cycle to optimize energy consumption, simultaneously according to network state and data priority dynamic selection communication protocol and transmission path.The application can also be distributed intelligent acquisition on the basis of realizing high-precision acquisition processing to battery module, and can realize the intelligent closed loop of sensory transmission calculation protection depth cooperation.

The application provides a universal lost foam coating for cast steel and cast iron and a preparation method and application thereof, and relates to the technical field of lost foam casting. Raw materials of the lost foam coating include quartz powder, kaolin and iron liquid nodularizing slag micro powder, the iron liquid nodularizing slag micro powder is obtained by calcining treatment of iron liquid nodularizing slag, and the iron liquid nodularizing slag is obtained by nodularizing and slagging treatment of iron liquid in a nodular cast iron process; the mass percentage of the iron liquid nodularizing slag micro powder in the raw materials is 4-17%, the mass ratio of the quartz powder to the iron liquid nodularizing slag micro powder is 4-16:1, and the mass ratio of the kaolin to the iron liquid nodularizing slag micro powder is 0.6-3:1. The lost foam coating has suitable air permeability, high crack resistance and bending strength in a wide temperature range, can be simultaneously applied to cast iron and cast steel, realizes universal design of the coating, and reduces production cost while improving resource recycling rate.