31results about How to "Intuitive and clear display" patented technology

The invention discloses a big data mining and fault prediction method based on the full life cycle of an elevator, and the method is characterized in that the method comprises the following steps: collecting multi-source heterogeneous data in the full life cycle of the elevator, wherein the multi-source heterogeneous data comprises structural data, unstructural data, static data types and dynamicdata of elevator design, installation, maintenance and inspection links; building an elevator multi-source heterogeneous database; preprocessing the acquired data; and modeling and analyzing the preprocessed data, evaluating the model, and evaluating the elevator equipment fault by using the evaluated model. According to the method, data preprocessing and mining analysis are carried out on mass data of full-life-cycle links such as elevator inspection, design, installation and maintenance, elevator faults are predicted, the problem that in the prior art, only data of a certain single link of an elevator can be analyzed is solved, meanwhile, and a supervised learning mode is adopted, the fault of the elevator can be effectively predicted.

The invention discloses a corona resistance testing device and method for varnished wires. The testing device comprises a consistent-temperature oven, an IGBT (Insulated Gate Bipolar Translator) system, a communication system, a control system and a power supply. During test, two pins of wire pairs are inserted in a sample socket in the consistent-temperature oven; the control system controls the work of the consistent-temperature oven and detects the working temperature of the oven in real time, and when a detected temperature reaches a set value, the control system controls the IGBT system to work; the IGBT system generates high-frequency voltage and applies the high-frequency voltage to the two varnished wire pairs to be tested in the consistent-temperature oven so as to conduct the test; the control system records testing time in real time, judges the breakdown time of the corona-resistant varnished wires according to the change of working signals of the IGBT system, and records the testing time and temperatures; and after the test is finished, the control system controls the consistent-temperature oven and the IGBT system to stop working. The testing device and method with the scheme provided by the invention have the advantages of stability, reliability, high testing efficiency, high precision, clearness and definition in display, and simplicity and convenience in operation.

The invention discloses a control and display device of a mining explosion-proof diesel engine monorail hoist. The control and display device is composed of two intrinsic safety type operation boxes, two explosion-proof displayers, a PLC (programmable logic controller) and peripheral elements of an electronic control box, sensors, a controlling actuator piece and a power box, wherein a control part circuit is composed of control switches of the operation boxes, the PLC, the controlling actuator piece and a power circuit, and a display part circuit is composed of the displayers, the PLC, the sensors and the power circuit; the circuit of the device is composed of the control part circuit, the display part circuit and the power source circuit. The device is used for the coal mine explosion-proof diesel engine monorail hoist, the displayers can vividly display an operating mode and parameters of the monorail hoist through a colorful picture, and the display content is wide, distinct and visual, so that a driver can conveniently observe and control the operation state in time and can securely drive, and a blank of absence of the operating mode and the working parameters in a cab is filled up; the control of the intrinsic safety type operation boxes is flexible, convenient and safe and reliable, the maintenance is simple and convenient, the control of a proportional controller and a proportional electromagnet is convenient and smooth.

The invention discloses a portable Space Wire router test system and a test method. According to the system, the FPGA is matched with the trigger button and the LED indicator lamp, after the system is powered on, a tester can start testing only by pressing the trigger button, and the LED indicator lamp visually displays whether a test result is correct or not, so that the practical operability is high. Compared with a traditional board-level test verification platform, the system has the advantages that a test PC (Personal Computer), interface software and complex physical connection lines are reduced, and the test can be carried out only by providing a voltage-stabilized power supply. The test system has a certain anti-static capability, is convenient to carry, can be used in various application places, and has strong applicability; the system provides a portable demonstration platform for application and popularization of the Space Wire bus. A precedent and a test verification platform are provided for a domestic road of the Space Wire router, and early-stage test verification is provided for application of the Space Wire bus as a space bus technology suitable for the space environment.

The invention discloses a split type natural gas high-pressure prepayment control device and an application thereof. The device mainly consists of a flowmeter, a volume corrector, a prepayment controller and an electric valve, and is capable of completing prepayment and control functions through the controller, wherein the prepayment controller is connected with the volume corrector to carry out data exchange; meanwhile, the controller is provided with an IC card interface to realize gas flow metering and settlement synchronization; the controller is provided with an SIM card interface which is used for uploading data to an upper scheduling center; the controller is connected with the electric valve and is used for controlling the opening and closing of the electric valve according to thegas flow charged by a user and closing the valve when the gas flow of the user is finished; the control device is provided with a circuit protection module; and the circuit protection module is used for detecting the structural connection states of a drive, the valve, the volume corrector and the flowmeter, and alarming for the upper scheduling center when abnormal states occur.

The invention relates to an automatic control system of a high-temperature pulse hot water spray sterilization device, wherein a high temperature domain variable temperature heat treatment technology is integrated with technologies such as quasi quantity signal conversion, logic control, programmable logic controller (PLC) program and F value control, calculation software and the like, and the opening degree is matched with the start time, so that the rotating speed of a circulating pump motor can be accurately controlled by a steam proportional valve and a full-digital vector control frequency converter; the heating speed and the cooling speed of sterilization are high, the temperature control accuracy is high, and the temperature distribution uniformity is good, so that high temperature domain pulse variable temperature control can be realized.

The invention discloses a corona resistance test device and test method for an enameled wire. The test device comprises a constant temperature oven, an IGBT system, a communication system, a control system and a power supply. During testing, two legs of a wire pair are inserted into a sample socket in the constant temperature oven. The control system controls the constant temperature oven to startto work and detects the working temperature of the constant temperature oven in real time. When the detected temperature reaches a set value, the control system controls the IGBT system to work. TheIGBT system generates high frequency high voltage and applies the high frequency high voltage to two enameled wire pairs to be tested in the constant temperature oven for testing. The control system records the test time in real time, judges the breakdown time point of the corona resistance enameled wires according to the change of the working signal of the IGBT system, and records the test time and temperature. After the test is completed, the control system controls the constant temperature oven and the IGBT system to stop working. The scheme provided by the invention has the advantages of being stable and reliable, high testing efficiency, high precision, clear and visual display and simple and fast operation.

The invention discloses an electric vehicle intelligent liquid crystal instrument and an electric vehicle. A liquid crystal display screen in the instrument is connected with a main control chip and is used for displaying basic instrument information and entertainment function information under the driving of the main control chip; the main control chip is used for performing CAD bus communication with the whole electric vehicle, processing received data and then driving the liquid crystal display screen to display corresponding basic instrument information on one hand, and is used for processing an entertainment function request and driving the liquid crystal display screen to display related information of a corresponding entertainment function on the other hand; a CAD transceiver is connected with the main control chip and is used for completing CAD bus communication between the main control chip and the whole electric vehicle; a power supply management chip is connected with the main control chip and is used for converting the power supply voltage of the storage battery into the voltage required by the instrument; and a networking module is connected with the main control chip and is used for realizing an instrument networking function. The liquid crystal instrument is rich in functions, good in man-machine interaction effect, high in intelligent degree, safe and reliable, and improves the user experience.

The invention discloses a production data reporting and submitting system, which belongs to the technical field of production data reporting and submitting technology. The invention mainly solves the technical problems of low efficiency, high work intensity, error data reporting and equipment operation influence caused by telephone contact of the existing production data reporting and submitting mode. The invention is characterized in that the production data reporting and submitting system comprises a main computer, a sub computer, an analog quantity input module, a bus converter, an LED display screen control panel and an LED display screen, wherein the main computer is connected with the bus converter through a cable, the sub computer is connected with the bus converter through a cable, the bus converter, the analog quantity input module and the LED display screen control panel are connected in series through twisted-pair cables, the main computer is also connected with an integrated control system through a network cable, and the LED display screen is connected with the LED display screen control panel through a flat cable. The invention has the advantages of high transmission speed, high atomization degree, accurate and reliable number reporting and strong universality, and can be applicable to the production data reporting and submitting in mineral dressing and other processing industries.

The invention relates to the field of temperature measurement, and specifically relates to a digital thermometer. The digital thermometer is characterized by comprising a timing circuit, a temperature collection circuit, a pulse amplification circuit, a counting circuit and a decoding display circuit, wherein the timing circuit, the temperature collection circuit, the pulse amplification circuit, the counting circuit and the decoding display circuit are connected in sequence, and the timing circuit and the counting circuit are connected. Compared with the traditional mercury thermometer, the digital thermometer is quicker in response. Compared with other thermometers and temperature measuring systems, the digital thermometer has the advantages of visual and clear display, high sensitivity, low power consumption, strong anti-jamming capability and the like. In addition, the digital thermometer is not easy to damage and is of low cost. If the digital thermometer is equipped with a special connection plug-in or a sensor wire is lengthened, multi-point or remote temperature measurement can be implemented. The digital thermometer can be widely used for measuring the temperature of greenhouses, flower houses, bedrooms, cars, air-conditioning outlets or other environments.

The invention provides a transient electromagnetic sleeve damage three-dimensional imaging method, which comprises the following steps: carrying out region division on sleeve damage data to enable thedata to be distributed in a specified region; performing scaling algorithm correction on the depth data; performing linear interpolation on the depth data; respectively selecting four curves from thedata measured by probes in four different directions, and storing the data at fixed named positions; separating the information of an inner wall and an outer wall of the measured curve; placing innerand outer wall information of the selected curve in a phase corresponding to the space according to the orientation of a probe of the curve; performing Hermite interpolation on the curve data in a three-dimensional space; and performing three-dimensional mesh generation on the data, and performing color spreading according to the size of the data, so that the size of the data is reflected throughcolor change. According to the transient electromagnetic sleeve damage three-dimensional imaging method, three-dimensional display of the casing damage is achieved, and the real form and position ofthe casing damage can be visually reflected.

The invention provides a high-water-content gas-dissolved crude oil wall adhesion temperature testing device, which comprises a reaction kettle, a stirring system, a monitoring system, a temperature control system, a pressurization system and an image acquisition system, and is characterized in that the reaction kettle is used for placing high-water-content gas-dissolved crude oil with the same water content as a testing site to simulate an actual pipeline; the temperature control system and the pressurization system simulate pipeline operation conditions by controlling temperature and pressurizing a reaction kettle, the stirring system is provided with a helical ribbon screw type stirring structure and is arranged in the reaction kettle for stirring to simulate a pipe flow scouring and shearing process, and the monitoring system collects and monitors pressure and temperature in the reaction kettle and wall surface oil condensation stress. After the stirring process of the stirring system is finished, the image acquisition system is used for performing image acquisition on the change condition of the inner diameter of the pipe caused by crude oil wall adhesion, so that the change condition of the crude oil wall adhesion process can be tested under different dissolved gas pressures, water contents, shearing conditions and temperature conditions; therefore, the wall sticking temperature of the high-water-content gas-dissolved crude oil is accurately determined.

The invention provides a full-automatic approaching landing monitoring method for a military and civil aviation airport, which is used for meeting user requirements of visual guidance and full-automatic monitoring in an approaching landing stage of an airplane and comprises the following steps: 1) acquiring a track and image data of a target; 2) guiding a photoelectric device to automatically lock a target according to the track data, and starting real-time high-precision tracking based on image data; 3) establishing a target tracking channel model of the radar and broadcast type automatic correlation monitoring system; 4) judging whether the image tracking position is in a target tracking channel, and if so, continuing tracking; otherwise, returning to the step 2; and 5) according to the image tracking position, calculating a target area, and using the deep convolutional neural network to identify the folding and unfolding state of the target undercarriage.

The invention provides an answer result verification method and system and a readable storage medium. The verification method applied to the terminal comprises the steps of obtaining a test question picture, wherein the test question picture comprises a mathematical equation question and a to-be-verified answer result; sending the test question picture to a server; receiving a verification result returned by the server, wherein the verification result comprises position information of the answer result in the test question picture and correct and wrong information of the answer result; marking the correct and wrong information on the test question picture according to the position information; and displaying the read test question picture marked with the correct and wrong information. According to the method, the efficiency and the accuracy of answer result verification are improved.

The invention discloses an automobile teaching practical training bench based on single-chip microcomputer technology. The bench comprises a work bench. Support rods are fixed on four corners of lowersurface of the work bench. A vertical plate is fixed on the back side of the upper surface of the work bench. A control box and a touch screen are installed on the front side face of the vertical plate. Positioning holes are distributed in the edge position of the work bench at equal distance. According to the invention, the bench is simple in structure and convenient to use; electrical applianceelements are placed and stored on an object placing plate; in use, installation and positioning can be performed through insertion rods; through connection wires, circuit connection of related electrical appliance elements is performed, thereby facilitating carrying out of reference installation by use of a circuit graph in an auxiliary manner; operational ability of students can be effectively cultivated; through a current sensor, current and power of related circuits can be acquired; based on a PLC controller, simulation effects of final installation are achieved; unnecessary real object demonstration links are reduced; meanwhile, parameters and performance can be directly and clearly displayed; and the cognition depth of students is improved.