134results about How to "Increase detection frequency" patented technology

This invention provides one supersonic phase control array test device, which comprises supersonic phase control array detector, supersonic trigger and receive board, main control board and computer, which comprises the following steps: the supersonic trigger and receive board first generates supersonic wave according to the parameter trigger; supersonic echo signal order is through array element switch circuit, signal amplification adjust circuit, A / D converter, digital echo data from control chip inner memory unit; under control board coordination, the echo data are through data to send high speed data transmission module to personal computer to get test result.

The invention discloses a hartmann wavefront sensor based on a unit photo-sensitive detector array. The hartmann wavefront sensor consists of a phase spatial light modulator, a microlens array, a single-mode fiber array and the unit photo-sensitive detector array, wherein the front two-order binary phase modulation is carried out on sub-light waves in each sub-aperture of the hartmann wavefront sensor by the phase spatial light modulator at the same time; the modulated sub-light waves are respectively coupled into the single-mode fiber array of a focal plane to achieve mode selection filtering after the micro-lens array is arranged on the phase modulator, and the light intensity after the mode selection filtering is received by the unit photo-sensitive detector array; and wavefront slope information inside each sub-aperture is solved by processing light intensity data, and finally an incident light wave wavefront is rebuilt by using a hartmann wavefront sensor wavefront mode recovery algorithm. According to the hartmann wavefront sensor based on the unit photo-sensitive detector array, the quantity of probe units is reduced, and the problem of decreasing of wavefront measurement accuracy caused by facula discrete sampling is avoided, so that the wavefront measurement accuracy is not affected by decreasing of the quantity of the probe units, and the hartmann wavefront sensor can be applied to the field of high-speed and high-precision wavefront detection.

The invention discloses an online capacity remote detection device of a storage battery, comprising a testing canter platform component (3), at least one testing terminal component (1) and at least one contactor (2) completely corresponding to the testing terminal component (1); each testing terminal component comprises a driving circuit (11), an ARM processor (13), an A / D testing sampling module (14), a data memory (16) and a power failure testing module (18) which are respectively connected with a power supply module (17); the testing centre platform component comprises a testing management module (31) and a network access module (34) which are respectively connected with a database module (32). The invention also discloses an online capacity remote detection method of the storage battery using the detection device. By using the method of the invention, the failed battery in the storage battery group can be quickly, correctly and easily found.

The invention discloses a soft system test method and system, the method comprises: a heartbeat sending side calculates the soft heartbeat sending frequency and overtime time according to loads of the sender and current link condition and informs a heartbeat receiver, the heartbeat receiver calculates the soft heartbeat sending frequency itself can burden according to the loads of receiver and current link condition, the heartbeat receiver compares the soft heartbeat sending frequency itself can burden with the heartbeat sending frequency calculated by the heartbeat sender, if the heartbeat sending frequency of the heartbeat sender is smaller than the calculated value by itself, then the heartbeat sender is informed to send the soft heartbeat according to the calculated sending frequency by the heartbeat sender, otherwise, the heartbeat sender is informed to send the soft heartbeat according to the calculated sending frequency by the heartbeat receiver; the system comprises a heartbeat sender and a heartbeat receiver. The invention achieves dynamically adjusting the sending frequency of the soft heartbeat according to the practical operation condition, and the system resources are adequately and reasonably utilized.

The engine misfire detection process according to one aspect of the invention first makes tentative detection on the occurrence or the non-occurrence of an engine misfire in execution of both vibration control and rotation speed control. In response to the tentative detection of an engine misfire, the engine misfire detection process subsequently makes final detection on the occurrence or the non-occurrence of an engine misfire. In the event of no final detection of an engine misfire, the engine misfire detection process makes tentative detection and final detection on the occurrence or the non-occurrence of an engine misfire in prohibition of the vibration control. In the event of still no final detection of an engine misfire, the engine misfire detection process makes tentative detection and final detection on the occurrence or the non-occurrence of an engine misfire in further prohibition of the rotation speed control. Even in the event of no final detection of an engine misfire in execution of both the vibration control and the rotation speed control, the procedure of the invention makes final detection on the occurrence or the non-occurrence of an engine misfire in prohibition of execution of the vibration control and further the rotation speed control. This arrangement desirably increases the detection frequency of engine misfires.

The invention relates to a wind turbine generator blade detecting technique, and discloses a wind turbine generator blade on-line detecting method and a wind turbine generator blade on-line detecting device. The wind turbine generator blade on-line detecting method provided by the invention can be used for demodulating the blade amplitude of oscillation data from reflective light based on a laser radar detecting technique by adopting lasers to irradiate wind turbine generator blades and utilizing the modulation effect to reflective lasers by blade oscillation. The wind turbine generator blade on-line detecting device provided by the invention comprises a laser emitting unit, a laser receiving unit, and a signal processing and controlling unit. According to the invention, continuous or quasi-continuous lasers are projected to the wind turbine generator blades, and any oscillation of blades can generate a modulation effect to lasers projected to the blades, and the important physical parameter-amplitude of oscillation can be collected by receiving and demodulating lasers reflected by the blades. The wind turbine generator blade on-line detecting method and the detecting device provided by the invention do not need to modify the blades, cannot affect the structure safety of wind turbine generator blades, are convenient to use, and are wide in application.

The invention relates to an automated regression testing method based on retrieval granularity of Git code files. The method comprises the following steps of 1, automatically acquiring the files with changed codes on the main line of Git development codes, and obtaining a list where the names of all files with changed codes in testing time are recorded; 2, converting the captured files with the changed codes into a list of affected functional characteristics; 3, converting the affected functional characteristics into automated regression case labels which need to be run; 4, converting all manual execution operation in the step 1, step 2 and step 3 into automatic execution operation, and integrating the automatic execution operation through a Jenkins platform to achieve one-click triggering. Compared with the prior art, the automated regression testing method based on the retrieval granularity of the Git code files has the advantages that the granularity is finer, the frequency is higher, and more resources are saved.

The invention discloses a public bus passenger flow volume detection system and method based on face identification and position positioning. The Public transportation passenger flow volume detection system comprises an image collection module, a public bus position collection module, a data mining center and data analysis center which are successively connected; the image collection is used for collecting human faces of people getting on and off the public bus; the public bus position collection module is used for recording the driving course of the public bus; the data mining center is used for performing human face analysis and position analysis on the collected image; the data analysis center is used for performing flow statistic analysis according to the result obtained by the data mining center and providing the decision basis to the public bus route planning, operation management, route adjustment, etc. The pblic transportation passenger flow volume detection system and method not only improve the public bus passenger flow volume accuracy, improvethe public bus passenger flow volume detection frequency and greatly saves the flow investigation cost.

The invention discloses a method and device for controlling water quality on-line monitoring data. The method includes the following steps that the monitoring data and quality control data of on-spot detection of a water quality monitoring device are received, and the monitoring data have the properties of the monitoring factor, the monitoring time and the monitoring value and include standard sample examining data and / or adding standard recovery rate data; whether the monitoring data are valid or not is judged according to the quality control data; the monitoring data are output and the output monitoring data have the validity property or the invalidity property. According to the method and device for controlling the water quality on-line monitoring data, the evidence of the accuracy of the monitoring data of an on-line analyzer is automatically achieved by receiving the monitoring data and the quality control data of on-spot detection of the water quality monitoring device and judging the accuracy of the monitoring data according to the evidence manner of the quality control data. The problems of complex operation and low efficiency in a laboratory are solved, wherein the problems are caused by manual analysis and manual data input. In addition, on-line detection of water samples is ensured, and the method and device for controlling the water quality on-line monitoring data are automatic and intelligent in control process, timely in detection, high in detection frequency and capable of practically ensuring the accuracy of the monitoring data.

The invention discloses an intelligent inspection robot and an inspection method. The intelligent inspection robot consists of a robot body, a mobile platform, a positioning navigation device, an automatic leveling device, a measurement instrument, an image collection device, a communication device, and a built-in server. According to the intelligent inspection robot, the robot performs inspectionaccording to a preset route through the positioning navigation device, staying at different preset detection positions for operation is performed, the self-leveling device provides a strictly horizontal basic platform for the measurement instrument, the robot guides the measurement instrument to measure a prism in the pipe tunnel, stores and calculates detection data, gives a settlement deformation measurement result, and can give a detection result of water leakage and other diseases, and the whole device can replace manual measurement, solves a problem of automatic detection of the pipe tunnel, and is convenient and fast to use and high in practicability.

The invention discloses a calibration system for leakage detection of a fuel evaporation system and a detection method thereof. The system for leakage detection of a fuel evaporation system comprisesa calibration reference system and a leakage detection system; the calibration reference system comprises a sealed reference fuel tank, a temperature sensor, a pressure sensor, a liquid level sensor,a vacuum pump, a reference hole group, a sealed reference fuel tank controller and the like; the reference hole group is arranged on the sealed reference fuel tank, and the temperature T, the fuel liquid level H and the size D of the reference hole group are changed; the vacuum pump is used for establishing the vacuum degree for the sealed reference fuel tank to measure the pressure; and a function D=f (T, P, H) is fitted through a plurality of groups of (T, P, H, D) data. The leakage detection system measures the temperature T0 and the fuel liquid level H0, the vacuum pump of the detection system is operated in the same state as the vacuum pump of the calibration system to establish the vacuum degree for the fuel tank to be detected to measure the pressure P0, and the controller of the fuel tank to be detected is used to calculate the size D0 of the leakage hole of the fuel tank to be detected through adoption of the function so as to improve the detection precision of leakage detection of the fuel evaporation system and shorten the detection time.

The invention provides a method and terminal for application program management. The method includes the step a, receiving instructions for recognizing one or more application programs from a server, the step b, judging whether an application program installed on a terminal is matched with the one or more application programs recognized by the instructions, and the step c, reporting relevant information to the server according to matching results.

The invention discloses a continuous testing method for road-surface frictional coefficient, which comprises the following procedures: the wheel-speed signal is detected, the glide rate of the wheel is obtained; an ECU control unit controls and adjusts the brake-force adjusting unit based on the calculated glide rate, adjusts the glide rate of the wheel to 100% or controls in 15-25%; the ECU control unit carries out synchronous tuning on the detected braking force and normal force between the wheel and the ground, calculates the corresponding slide friction coefficient or road peak frictional coefficient of the road. In above procedure, the ECU control unit meanwhile loads the measured data to an up-level unit for displaying, saving and processing. The method is of simple procedures, safe, efficient and accurate, while measuring the slide frictional coefficient of the road, can also measure the peak frictional coefficient of road for the peak adhesion coefficient corresponding to the operation range of the ABS system, and can realize hi-speed continuous detection of frictional coefficient.

The invention relates to an electric or communication device, and discloses a method for detecting and treating the condition of real-time on-site apparatus, to stabilize its on-site state, that returning to normal condition when existing non on-site state. Wherein, when the real-time on-site apparatus as SIM card is in stable state, periodically detect its on-site state, and according to its on-site state, provide relative function. In addition, the invention will accelerate the detect frequency to confirm the detection and decide if changing the on-site state of apparatus according to the detected result, when the on-site state is changed.

The invention provides a DBD (Dielectric Barrier Discharge) excitation source, a DBD-AES (atomic emission spectroscopy) system and a detection analysis method of the DBD-AES system to solve the problems existing in DBD-AES system liquid sample introduction in the prior art, and belongs to the technical field of AES detection devices and analysis technologies. The DBD excitation source is an open type plasma excitation source and is composed of a first electrode, a second electrode and a power supplying system, wherein the first electrode is attached to a conductive metal piece on a quartz plate, and the second electrode is composed of an atomizer and conductive metal foil wrapping the side wall of the outlet of the atomizer. The DBD-AES system is composed of the DBD excitation source, a sequence injection system, a carrier-gas cylinder and a CCD detector. An open type DBD plasma and a liquid sampling mode are adopted in the excitation source of the system, it can be guaranteed that liquid samples are directly introduced while the DBD plasma stably discharges, and produced sensitive emission spectra are used for quantitative analysis on an object to be measured; the system is high in sample introduction speed and detection frequency, the analysis efficiency is greatly improved, and the detection time is saved.

The system includes a numbers of precision thermocouples to be set in several groups, each group connected to a thermometric module which is connected with convertor and server is sequence as thermometric control program to be set in the server. The thermometric step is as follows: selecting thermometric points in coke-oven, setting a precision thermocouple on each point, grouping thermocouples and connecting a thermometric module to each group, carrying on addition and correction for cold end of precision thermocouple by thermometric module, issuing collecting instruction by the server at fixed interval time, converting the added and corrected temperature to be data through the convertor as the data stored in data bank.

The invention discloses a device for measuring a settling ratio and an optimal settling ratio of sludge in a mechanical acceleration settling pond and a method for measuring the settling ratio and theoptimal settling ratio of sludge by using the device, wherein the device comprises a shell, a settling assembly, an interface observation assembly and a control assembly, and a cavity is arranged inthe shell; the settling assembly and the interface observation assembly are arranged in the cavity in the shell; the settling assembly comprises two settling pipes which are connected in series, the volume of a first settling pipe is larger than or equal to the volume of a second settling pipe, the first settling pipe communicates with the second settling pipe through a connecting pipe, and the settled and concentrated sludge liquid in the first settling pipe is injected into the second settling pipe. The device of the invention is a portable device with simple structure, small size and compactness, is automatically controlled, is capable of obtaining the settling ratio and the optimal settling ratio of the sludge in the sludge liquid, overcomes artificial subjective factors, has accuratedata measurement, can automatically sample and analyze settling characteristics of the sludge, and provides guidance parameters for tap water treatment operation.

The embodiment of the invention discloses a vehicle information detection method and equipment thereof. The vehicle information detection method comprises: acquiring a first vehicle identification code of a vehicle terminal based on the established communication connection with the vehicle terminal and by employing a preset acquisition mode, and acquiring first electric control system list information corresponding to the first vehicle identification code; detecting a first electric control system indicated by the first electric control system list information based on a vehicle detection application, and generating a first information detection parameter; and sending the first information detection parameter to a server so that the server generates a first information detection result based on the first information detection parameter and outputs the first information detection result. By employing the method and the equipment thereof, after matching of the vehicle type through the vehicle identification code, the detection of the vehicle electric control system can be automatically accomplished, the detection frequency of vehicle health detection is increased, and the probability of discovering the vehicle hidden risks is improved in time.

The invention discloses a tracing and attendance system based on Wi-Fi intelligent terminals. The system comprises the intelligent terminals, an intelligent terminal device information management module, a memory, a link data sending module, a link data monitoring module and data processing module and an intelligent terminal device state tracing and statistic module. The invention also discloses atracing and attendance method based on Wi-Fi intelligent terminal devices. The method comprises the steps of establishing an intelligent terminal device database; probing and tracing the intelligentterminal devices by monitoring probe requests sent by the intelligent terminal devices; sending request to send control data frames to the target intelligent terminal devices; monitoring clear to sendcontrol frames of the target intelligent terminal devices to probe and trace the intelligent terminals; and carrying out recording and statistics on states of all monitored intelligent terminal devices. The intelligent terminals and information of terminal holders are correlated, thereby carrying out tracking and attendance on the states of the terminal holders.

The invention discloses a gravel masonry dam material filling construction method in a cold region. The construction method includes: plane surveying of filling units; side boundary measuring and paying off of the filling units; acceptance inspection of basic planes; material exploitation, material feeding and material discharging; digging and loading of filling materials, and water adding outside a dam; material leveling and layer thickness controlling; watering replenishing; grinding; and grinding quality checking. The material exploitation is performed in a belt-shaped interval exploitation method, namely, when stock ground exploitation is performed in non-low-temperature seasons, a belt-shaped material source is reserved for exploitation in low-temperature seasons during the exploitation, and by means of natural water loss of the reserved belt-shaped material source, moisture content in gravel stone materials is lower than 2%; and the grain size of the gravel masonry dam shell materials is smaller than 0.075mm, particle content is lower than 3%, moisture content is no lower than 5%, and nonuniform coefficient Cu is larger than or equal to 15. The gravel masonry dam material filling construction method solves the technical problem of uneven sediment of deep covering layer in the dam body filling by stages, fully utilizes gravel masonry dam shell material filling construction in low-temperature seasons of winter to speed up engineering process, and ensures construction image and construction quality.

The embodiment of the invention discloses a vehicle condition inspection method and device for an unmanned vehicle. The method comprises the steps that environmental data reported by the unmanned vehicle and actual output data of an intelligent processing module contained in the unmanned vehicle are obtained; vehicles adjacent to the unmanned vehicle are determined according to the environmental data reported by the unmanned vehicle; standard output data of the intelligent processing module is determined according to the environmental data reported by the unmanned vehicle and environmental data reported by the vehicles adjacent to the unmanned vehicle; the actual output data of the intelligent processing module is matched with the standard output data, and a vehicle condition inspection result of the unmanned vehicle is determined according to the matching result. According to the technical scheme, vehicle condition inspection can be achieved by only reporting the environmental data of the unmanned vehicle and the actual output data of the intelligent processing module to a vehicle condition inspection server, the unmanned vehicle does not need to be sent to a vehicle inspection center, the vehicle condition inspection cost of the unmanned vehicle is reduced, and the vehicle condition inspection frequency of the unmanned vehicle is increased.

The invention discloses a high-temperature pipeline wall thickness online monitoring device and method based on an ultrasonic waveguide. A lath-shaped waveguide structure is adopted as a heat buffer structure for cooling and heat insulation, meanwhile, based on non-frequency-dispersion horizontal shear guided wave signal transmission in the waveguide structure, piezoelectric ultrasound of a to-be-monitored high-temperature pipeline is subjected to long-distance, on-line and real-time monitoring, and the pipeline with the temperature reaching 1000 DEG C can be monitored; the waveguide structureand the to-be-monitored high-temperature pipeline make contact through pressure dry coupling, a good sound transmission effect is achieved, and the problem of a failure of a liquid coupling agent atthe high temperature is solved; meanwhile, a piezoelectric ceramic wafer in a d24 mode is adopted, thus the lighter and cheaper effects are achieved, power consumption is low, the efficiency is high,and surface bonding and fixing are also more convenient and firmer compared with a thickness coupling mode; and the high-temperature pipeline wall thickness online monitoring device can be permanentlymounted on the high-temperature pipeline during test run of the high-temperature pipeline, the safety state of the high-temperature pipeline is continuously obtained for a long time, the detection frequency can be increased, and the error caused by recoupling of a probe each time is also decreased.

An input position detection apparatus using a touch screen panel (TSP) includes: a power supply unit supplying a power; a transmission unit transmitting at least one internal signal formed by the power supplied by the power supply unit; a receiving unit receiving at least one signal among the internal signal transmitted by the transmission unit and at least one external signal transmitted by at least one electronic pen; and a controller comparing a strength of the signal received by the receiving unit with a strength of the internal signal transmitted by the transmission unit, determining a type of input method according to a result of a comparison, and detecting an input position.

The invention discloses a vehicle-mounted track uneven peak interval detection method, which comprises the steps of data acquisition, data preprocessing, model establishment and training, and prediction and evaluation to obtain an optimal confidence interval width. The method only needs to acquire three-axis vibration acceleration and angular velocity of a vehicle body and geomagnetic intensity of a position where the vehicle body is located. other sensors do not need to be installed outside the vehicle, kinetic parameters of all parts of the vehicle are not involved, the problems of high detection cost, low detection efficiency and low detection robustness in the prior art are solved, long-term high-frequency detection is achieved, the detection efficiency is remarkably improved, and the method has high adaptability and generalization ability and can be suitable for uneven peak interval detection in various track structures such as bridges, roadbeds, tunnels and the like.

The invention discloses a method and device for detecting positions and posture on the basis of auxiliary lines and a computer readable storage medium. The method for detecting the positions and posture includes steps of initializing detection processes; acquiring sensor data; carrying out prior estimation on the positions and posture; extracting course angle detection value sets; carrying out posterior estimation on course angles; extracting position detection value sets and carrying out posterior estimation on the positions; ultimately outputting position and posture information. Compared with the prior art, the method, the device and the computer readable storage medium have the advantages that the positions and posture of robots can be detected by the aid of estimation algorithms and combinations of sensors such as inertial measurement units and sensors in real time; the method, the device and the computer readable storage medium are low in cost and high in precision and reliability, and a detection means which is high in cost performance can be provided to acquiring the position and posture information of the diversified robots.

The invention discloses a method and a device for detecting a transmission path, and belongs to the technical field of data transmission. The method comprises the following steps: judging whether a network detection task for a destination address exists locally or not when data flow directed to the destination address is received; if so, adding the receiving times recorded for the data flow directed to the destination address by 1, otherwise creating a network detection task; and executing the network detection task when the receiving times is greater than a preset hot address threshold, and resetting the duration of the network detection task. Through adoption of the method and the device, the detection frequency of the destination address with low heat can be reduced, and the detection frequency of the destination address with high heat can be lowered, thereby not only reducing the occupation of bandwidth resources, but also ensuring the network acceleration effect of data transmission.

The invention discloses an intelligent water affair Internet of Things online monitoring system, and the system comprises a field data collection module, an information transmission module, a network service module, a remote monitoring operation module, and an execution adjustment module. On the basis of adopting advanced sensing equipment such as a sensor and intelligent equipment, water affair data collected by an on-site data collection device configured on site are received, the information transmission module effectively connects and fuses a whole water conservancy system to realize intercommunication and integration of water affair information, and the network service module is used for providing network service for the water conservancy system. And the remote monitoring operation module is used for ensuring informatization transmission and data protection, and realizes comprehensive and scientific management of the water environment. According to the intelligent water affair Internet of Things online monitoring system, water affair information can be comprehensively detected, the efficiency of pipe network inspection and water affair detection is high, high-intelligent-level operation is achieved, meanwhile, the resource sharing rate is high, and the working efficiency is high.

The invention discloses an online outside-diameter SPC detecting and data acquiring method for cables. The online outside-diameter SPC detecting and data acquiring method includes that a semiconductor laser emits laser beams to irradiate an octagonal prism, a motor drives the octagonal prism to rotate, and the laser beams reflected by the octagonal prism scan to pass the prism and are converted into parallel light passing a test area; when a cable to be tested passes the test area, part of parallel light is shaded, outer diameter of the cable to be tested in the scanning direction of the laser beams is calculated and transmitted to a computer through a communication line and is displayed on a screen in real time, a deviation relation of test values and standard values is displayed in real time via a curve chart, and data of the measured outer diameter are stored in the computer. By the online outside-diameter SPC detecting and data acquiring method, actual outer diameter of the cable on a cable production line is acquired in real time, and data of the outer diameter of the cable are stored, and traction speed or extrusion speed is controlled in real time, so that the outer diameter of cable production is controlled in real time.