65results about How to "Flexible testing methods" patented technology

A method for carrying out on-line test on quality of digital network includes sending test UDP message to any set of test terminal used as master test terminal by test server, generating simulation flow rate to finalize test items and to obtain test result message with another set of test terminal used as subtest terminal by master test terminal, transmitting test result message to test server and sending configuration message to master test terminal by test server, repeating above said process till all nodes existed with test terminal are tested and generating test statistic report by test server.

The invention relates to a method and a device for testing an equipment antenna. The method comprises steps that received signal strength indication of tested equipment for a sending signal is acquired, and a reference threshold corresponding to the sending signal is acquired; the received signal strength indication of the tested equipment is compared with the corresponding reference value, whether the test equipment antenna is qualified is determined according to a comparison result; the reference threshold acquisition method comprises steps that received signal strength indication of reference equipment for a sending signal is acquired, and a reference threshold corresponding to the sending signal is determined according to the received signal strength indication of the reference equipment. The method is advantaged in that a test result is accurate, test cost can be saved, and test efficiency is improved.

The invention discloses a method and a device for testing webpage application display effect and belongs to the technical field of computers. The method includes: acquiring a test webpage of a to-be-tested webpage application; loading the test webpage on a preset browser model; confirming a display effect score of the test page according to a display interface, of the test webpage, in the preset browser model; confirming that whether the webpage application can be displayed normally or not on a mobile terminal corresponding to the preset browser model according to the display effect score. Via the preset browser model, the test webpage can be loaded, so that the test page does not need to be loaded on a browser of the mobile terminal, test can be implemented without an solid test terminal, and accordingly, test cost is reduced. Since manual participation is not required in the test process, the test cost is reduced, and the test efficiency is improved. Due to the fact that the display effect test of the webpage application is implemented on the preset browser model, the test process is not limited by the model of a purchased mobile terminal, and the test method is more flexible.

The invention discloses an intelligent power distribution network terminal simulation test system and a test method thereof. The system comprises a power distribution automation master station system,power distribution automation terminal equipment and a simulation test platform, and the test method comprises the following steps: generating simulation master station parameters and simulation terminal parameters, respectively communicating with a power distribution master station and a power distribution terminal, simulating and generating data, inserting and transmitting the data to the powerdistribution master station, and monitoring the whole communication process through a human-computer interface; The system is simple in structure, flexible in testing means, convenient to monitor andcomplete and reliable in verification, simulation master station parameters and simulation terminal parameters can be generated after simple input through a guide, the time for constructing model parameters is saved, and the working efficiency is high; Man-machine interaction can be carried out through a human-computer interface, the communication process is monitored, data are set and checked, and control is executed; The simulation test platform adopts a portable design, the whole software system can be installed on a computer and communicates with an external system through a network or anexternal serial port, and the hardware system simulates FTU / DTU equipment and a simulation circuit breaker on site.

The invention discloses a server error diagnosis method based on supervised learning. The method specifically includes: utilizing massive fault information to train a supervised-learning model to generate a fault prediction model, and utilizing a fault prediction model for prediction analysis on errors of a server. According to the server error diagnosis method based on supervised learning of theinvention, limitation of traditional methods of setting thresholds to detect faults is broken, a highly efficient algorithm is utilized to automatically analyze and predict log contents, time costs ofmanual server fault diagnosis are released, and fault levels are fully automatically analyzed and predicted.

The invention relates to a waveguide coupling metal photonic crystal biosensor and a detecting method thereof, which are used for the high-sensitivity sensation of biomolecule concentration and bioactive molecule idiosyncrasy. The waveguide coupling metal photonic crystal biosensor comprises a base, a waveguide layer and metal photonic crystals arranged on the waveguide layer. When the waveguide coupling metal photonic crystal biosensor is used for detecting, light transmitted by a light source irradiates the metal photonic crystals at an angle, and an optical detector is used for detecting an extinction spectrum of transmitted light passing through the waveguide layer and the base or detecting an extinction spectrum of transmitted light passing through the metal photonic crystals; after receptors are fixed on the metal photonic crystals, a sample solution flows through the surfaces of the metal photonic crystals, the detector is used for detecting the extinction spectrum of the transmitted light which passes through the waveguide layer and the base at the moment or detecting the extinction spectrum of the transmitted light which passes through the metal photonic crystals, and the two extinction spectrums are calculated by secondary extinction spectrums to quantificationally detect ligand concentration. The waveguide coupling metal photonic crystal biosensor has high sensitivity, low cost, simple preparation, simple use method, and the like.

A method for testing double-satellite GPS closed-loop control is achieved on the basis of an orbit emulation computer, a GPS synchronous computer and a GPS dynamic emulation device. A novel GPS closed-loop control method is provided by utilizing a remote control model of the GPS dynamic emulation device and makes up for the defects of a static method and a dynamic method in a present test, the closed-loop control of multi-satellites under a completely real-time state is achieved, an existing verification mode for the closed-loop control through a fixed orbit scene is broken, and a multi-satellite relative positioning system is verified.

The invention discloses a multi-rotor unmanned aerial vehicle structure testing device and method based on a variable-diameter rack. The device comprises a stand column, a stand column inner bearing mechanism, a stand column inner transmission mechanism, a stand column outer bearing mechanism, a lifting sleeve, a link mechanism and motor installing rods; the stand column inner bearing mechanism comprises an upper-end flange plate and a guide key which are arranged at the upper end and a lifting regulating nut, a lower-end flange plate and an inner bearing which are arranged at the lower end; the stand column inner transmission mechanism comprises a trapezoidal screw and a trapezoidal nut shaft, and the upper end of the trapezoidal nut shaft penetrates through the upper-end flange plate and the guide key and is connected with the top of the lifting sleeve; the stand column outer bearing mechanism comprises multiple bearings which are slidably connected to the outer side of the stand column in a sleeving mode. According to the multi-rotor unmanned aerial vehicle structure testing device and method based on the variable-diameter rack, the problem that in multi-rotor unmanned aerial vehicle structure design, part parameter matching experiment testing technological means are insufficient can be effectively solved, and a flexible, variable and effective testing means can be provided from the aspects of the diameter size of the unmanned aerial vehicle rack, the blade size of propellers, the rotor number and the arrangement mode of the propellers, the shock resistance of connection between an unmanned aerial vehicle and a cloud platform or a load and the like.

The invention provides an automatic testing method for an acoustic Doppler current profile. The automatic testing method comprises the steps of: step 1) splitting a radiation region of an acoustic wave beam emitted by means of the acoustic Doppler current profile into a plurality of cone scattering flow layer research units having different heights; step 2) emitting an acoustic wave beam by meansof the acoustic Doppler current profile, acquiring the acoustic wave beam in an acoustic coupling manner, and converting the acoustic wave beam into a modulated pulse signal; step 3) simulating and generating scattered echo signals corresponding to flow layers in the radiation region, and converting the scattered echo signals into acoustic pulses for emission; step 4) and utilizing the acoustic Doppler current profile to receive the acoustic pulses emitted in the step 3) in an acoustic coupling manner, calculating to obtain speed numerical values corresponding to the flow layers, comparing thespeed numerical values with a standard value, and further determining the working performance of the acoustic Doppler current profile. The automatic testing method provided by the invention realizesthe high-precision onshore automatic test of the acoustic Doppler current profile.

The invention discloses a device for measuring creep deformation of eddy current. The device comprises an eddy current displacement sensor device and a bracket, wherein the eddy current sensor device comprises a data acquisition display, a sensor extension cable, a sensor probe and a sensor probe fixing screw; the bracket comprises a sensor probe bracket and a target board bracket; two longitudinal and transverse reinforcing plates are arranged in each bracket; two bolt holes for fixing the brackets are formed; a sensor probe mounting hole is formed in the upper end of a sensor bracket board; the sensor probe bracket and the target board bracket are provided with a sensor bracket fixing bolt and a target bracket fixing bolt; each bolt is provided with a bolt washer. The device can be used for testing data accurately, efficiently and conveniently, and is convenient and rapid for mounting.

The invention provides an antenna quality evaluation method / system, a readable storage medium, and electronic equipment. The method comprises the steps: collecting a receiving signal intensity instruction of slave wireless communication equipment after the slave wireless communication equipment starts to broadcast wireless communication data; calculating the distance between main wireless communication equipment and the slave wireless communication equipment according to the collected receiving signal intensity instruction; comparing the calculated distance between the main wireless communication equipment and the slave wireless communication equipment with a preset test distance, so as to obtain the evaluation result of the antenna quality of the slave wireless communication equipment. According to the invention, the method determines the antenna quality of tested equipment according to a receiving signal intensity value, is accurate in testing result, is flexible in testing mode, and can guarantee the consistency of antenna indexes in a wireless communication product.

The invention discloses a device for rapidly testing potential induced degradation of a solar cell. The device comprises an environmental box, a metal test bench, an external power supply and a plurality of metal probes, wherein an adjustment device for adjusting temperature and humidity is arranged in the environmental box, the metal test bench is arranged in the environmental box, the temperature of a bench surface of the metal test bench can be adjusted, the external power supply generates a voltage of 200V to 1,000V, and the metal probes are connected with the external power supply by wires and are provided with tip end parts. The invention also discloses a method for rapidly testing the potential induced degradation of the solar cell. The device has the advantages of short test period, reliable test result, high sensitivity and the like; and the method is a battery terminal-based direct method for non-destructive observation on the potential induced degradation of the battery.

The invention discloses a built-in self-test method and a built-in self-test system for an Ethernet controller transceiving path, and the method comprises the steps: adopting the concept of on-chip loopback to construct a path in which data is rewound from a transmitting path to a receiving path; generating a test excitation in a controller, comparing and analyzing the results, determining whetherthe core function of the controller and a transceiving access operate normally or not, and performing automatic positioning when a fault occurs; employing a pin multiplexing mode , so flexible configuration and output of a test mode and the test results are realized.

The invention discloses a business dynamic switching test system based on an OTN board card, a method and a device thereof, and relates to the field of a photo-communication test system. The system comprises a logic control unit, an equipment sub frame, a business board card and a cross unit. The logic control unit is respectively connected with the business board card and the cross unit through the equipment sub frame. The business board card contains a board card business port unit which is connected with an error code detection unit through a business control unit. A business information interaction unit is respectively connected with the board card business port unit and the error code detection unit. The cross unit contains a cross control unit which is respectively connected with a cross business port unit and a cross information interaction unit. The board card business port unit is in point-to-point connection with the cross business port unit. The business information interaction unit is connected with the cross information interaction unit. According to the invention, test efficiency is high and test cost is low. The system provided by the invention is convenient for people to use.

The invention provides a software automation test method based on artificial intelligence, a terminal and a storage medium, and the method comprises the steps: disassembling a software program, and forming a plurality of software elements; acquiring software elements before testing; matching the software elements with the test case set; obtaining a matching result, and establishing an associationrelationship between the matched test module and software elements; and enabling the execution test module to test the software elements and output a test result. If the test requirements are not met,the steps can be continued until the test execution requirements are met, and a test result is output for test personnel to use. If the software program is based on the combination of a plurality ofsoftware elements, the required software program can be combined through the plurality of software elements, and then the test on the software elements is the test on the whole test program. A set ofcomplete test program does not need to be compiled to meet the requirement of a single software program test. According to the invention, the test mode is more flexible, and the test application rangeis wider.

The invention provides an internal discharge mode recognition method for a transformer, which is characterized in that: a singularity index of a signal waveform is extracted from a discharge acoustical signal of a transformer with a known internal fault; singularity indexes of signal waveforms corresponding to various discharge modes are collected, and an acoustical signal feature library for various discharge modes is established; the waveform of a discharge acoustical signal of the monitored transformer is monitored and obtained, and the singularity index of the signal waveform is extracted; the singularity index of the signal waveform of the discharge acoustical signal of the monitored transformer is compared with the acoustical signal feature library, and if the singularity index of the signal waveform of the discharge acoustical signal of the monitored transformer is the same as the singularity index in the feature library, the corresponding discharge mode is determined. The invention further provides an internal discharge fault diagnosis system for the transformer, which is based on the method. According to the method, the internal discharge acoustical signal of the transformer is precisely and stably monitored, the internal discharge mode recognition is performed accurately, and a fault can be found in time through analysis and process of the monitored acoustical signal.

The invention discloses a testing device for the input and output module function of a control system. The system comprises a control cabinet, a network switcher, a high-precision universal meter, a channel switcher, and a monitoring computer, the control cabinet is in two-way communication connection with the network switcher, the network switcher is in two-way communication connection with the monitoring computer, the output end of the control cabinet is in communication connection with the input end of the channel switcher, and the output end of the control cabinet is in communication connection with the input end of the channel switcher, the output end of the channel switcher is in communication connection with the input end of the high-precision universal meter, the control cabinet isin two-way communication connection with the high-precision universal meter; the network switcher is used for the communication connection between the control cabinet and the monitoring computer, andthe high-precision universal meter is used for measuring output signals in the control cabinet and in communication connection with the control cabinet. The invention further provides a testing method for input and output module function of control system, and solving defects of existing a testing system and method for the input and output module function.

The invention discloses a comprehensive calibration apparatus for a magnet-yoke magnetic particle flaw detector. The comprehensive calibration apparatus comprises an apparatus body, a magnetization current measuring mechanism, a force measuring mechanism and an image acquisition mechanism. According to the invention, a Hall sensor is arranged, a switching cable is individually defined, and standard aviation plugs are selected and used, so the comprehensive calibration apparatus can be matched with most to-be-detected flaw detectors, built-in cables in the to-be-detected flaw detectors are prevented from breaking and dismounting, and nondestructive measurement of magnetization current is realized; a sliding rail and a high-precision tension and pressure transducer (a strain gauge type transducer) are mounted, so force values are accurately measured, and the comprehensive calibration apparatus has high precision, a wide measurement range, long service life, simple structure and good frequency response characteristics; and an arranged image acquisition module employs a contrast focusing type CCD photosensitive element with 3000, 000 physical pixels, so the comprehensive calibration apparatus has the advantages of high resolution, low interference by thermal noise, high automatic focusing efficiency, etc.

The present invention discloses a method for implementing computer test instrument. Its control circuit adopts a microprocessor to make control, and adopts the functional components of data base, test circuit with tested circuit physical connection adaptive interface and logic signal interface, signal generator, communication interface with PC and man-machine interaction machine, and its system control software includes system self-checking process, test process, signal generation process, diagnosis process, communication process with PC, data base operation process, stability test process and tested computer monitoring process, etc.

The invention aims to provide a server case planeness measuring device and measuring method used for solving a technical problem in server case planeness measurement. The server case planeness measuring device includes a measurement table, a measurement mobile frame mounted on the measurement table, a measurement instrument disposed above the measurement table and driven by the measurement mobileframe, and a support positioning piece mounted on the measurement table and used for supporting a server case. By adopting the device and method provided by the invention for performing measurement ondifferent measurement points on the server case, the planeness value of the server case is obtained. The invention has beneficial effects of simple measurement operation and comparatively high reliability.

The invention provides an evaluation and vitality measurement method for catalytic hydrolysis performance of protease on chrome tanned collagen fibers and applications The method includes the following steps: (1) a step of the preparation of a chrome tanned hide powder substrate, namely the step of adding a certain amount of a chrome tanning agent to perform tanning on hide powder, and performingfull washing, drying, crushing and filtering through 20-200 mesh screen; (2) a step of the preparation of a to-be-measured reaction solution, namely the step of adding 1-20 mL of a buffer solution into 50-200 mg of chrome tanned hide powder, uniformly mixing the mixture, heating the mixture to a measured temperature, adding 0.1-5.0 mL of a protease solution, performing oscillating reaction under the measured temperature, centrifuging after the reaction is finished, taking supernatant to perform digestion, and obtaining the to-be-measured reaction solution after the digestion solution is diluted; and (3) a step of hydroxyproline concentration determination and enzyme activity calculation in the digestion solution. The method is suitable for characterizing the hydrolysis activity of proteaseon chrome tanned collagen fibers and evaluating the effect of the protease on wet-blue leather in the leather field.

Provided is a crane wheel load testing device. The device comprises a magnetized coil current and an anisotropic property output coil used for extracting magnetic characteristic anisotropic effect of a tested point; the device is further provided with an oscillating circuit, and the oscillating circuit is connected to the magnetized coil current through an amplifying circuit; the anisotropic property output coil is connected to a bridge rectifier circuit through the amplifying circuit, the magnetized coil current is also electrically connected to the bridge rectifier circuit, and the bridge rectifier circuit is connected to a signal acquisition and processing circuit; the other end of the signal acquisition and processing circuit is further in communication connection to a data acquisition module, and the data acquisition module is in communication connection to a computer system. The invention further discloses a crane wheel load testing method. According to the crane wheel load testing device and method, there is no need for surface treatment, non-contact measuring can be achieved, the measuring efficiency is high, the result is an absolute value, the measuring method is simple, there is no consumed materials, the measuring cost is low, the measuring precision is high, and measuring to the distribution of crane wheels can be achieved.

The invention discloses a DSP-based assembly line autotest method of a protection and monitoring device. The method specifically comprises the following steps that (1) one or more test items are selected by debugging personnel through a menu, and each test item comprises an alternating current sampling board test, a communication board test, an input and output board test, an operation panel test and a human-machine interface test; (2) as for the selected test items, test boards corresponding to the selected test items are connected with the protection and monitoring device to be tested; (3) after the tests of the selected test items are finished, test results of the protection and monitoring device are output through a human-machine interface, wherein if it is prompted that the tests are passed, it is indicated that the protection and monitoring device is up to standards and can be put in storage, if it is prompted that the tests are abnormal, troubleshooting is conducted on the protection and monitoring device. According to the DSP-based assembly line autotest method of the protection and monitoring device, a complete-machine test or a single-board test can be selected according to requirements, the test mode is flexible, a test of qualification or disqualification is judged through software, the interference caused by human factors is reduced, and the debugging efficiency and the quality of the protection and monitoring device are improved.

The invention discloses a service dynamic switching test system, method and device based on an OTN board, and relates to the field of optical communication test systems. The system includes a logic control unit, equipment sub-frame, service board and cross-connect unit; the logic control unit is connected to the service board and cross-connect unit respectively through the equipment sub-frame; the service board includes a board service port unit, a board service port unit The service control unit is connected to the error code detection unit, and the service information interaction unit is connected to the board service port unit and the error code detection unit respectively; the cross-connect unit includes a cross-connect control unit, and the cross-connect control unit is respectively connected to the cross-service port unit and the cross-information interaction unit connected; the board service port unit is connected point-to-point with the cross service port unit, and the service information interaction unit is connected with the cross information interaction unit. The invention not only has high test efficiency, but also has low test cost and is convenient for people to use.

The invention discloses an athlete posture acquisition wireless synchronization device. The athlete posture acquisition wireless synchronization device comprises a synchronizer sending control end, a high-speed camera acquisition end and a laser speed measurement acquisition end, wherein the synchronizer sending control end is used for completing sending of a synchronization signal, parameter configuration and data processing; the high-speed camera acquisition end is used for acquiring the movement posture of an athlete; and the laser speed measurement acquisition end is used for detecting the movement speed of the athlete. The athlete posture acquisition wireless synchronization device based on a laser speed measurement instrument and a high-speed camera is designed, a synchronizer testing area is not limited by the length range of a cable any more, and testing data can be controlled and stored by adopting an embedded system, so that the size of an athlete posture testing system is greatly reduced, configuration is flexible, simultaneous acquisition of multiple paths of speed measurement instruments and multiple paths of high-speed cameras can be met simultaneously, and powerful support is provided for acquisition and analysis of movement data of the athlete.

The present invention discloses a turbine test bed. The turbine test bed comprises a turbine test device and a data acquisition system; the turbine test device is provided with a first driving mechanism, a turbine test mechanism and a second driving mechanism which are distributed sequentially from top to bottom; and the turbine test mechanism is connected with the first driving mechanism and the second driving mechanism through a turbine mounting shaft. The test bed is simple in assembly and can be used for measuring the performance of a single turbine, a multistage turbine and a counter-rotating turbine in different fluid media, the servo performance of the turbines and influences on flow fields caused by the rotation of the turbines.

The invention provides a method for testing electrical signal cross function, the method comprises: step 1, setting the state of a device to be tested; step 2, collocating a space division cross module of the device to be tested, enabling the space division cross module to generate a test signal, collocating one or more than one channels of the space division cross module as input channels for receiving test signals; step 3, selecting output channels from one or more than one channels of the space division cross module, enabling transmission function of the output channel to transmit test signals; step 5, judging the state of test signals by a service receiving-transmitting module, according to the judgement result determining the link between the space division cross module and the service receiving-transmitting module is whether or not normal. Thereby, by adopting the invention, testing transmission channels of the service receiving-transmitting module and the cross module on the transmission system, having practical application cost.

The invention discloses a living body spontaneous activity quantitative detection device which comprises a box body structure with an upper layer and a lower layer, wherein the upper layer is a sensor layer which comprises infrared geminate transistors arranged in a 16*8 matrix, spacing between every two adjacent infrared geminate transistors is 3cm, infrared ray transmitting tubes and infrared ray receiving tubes of the infrared geminate transistors are arranged in parallel, a transparent plate is arranged above the infrared geminate transistors, the lower layer is a control plate layer which comprises a scanning circuit and a control circuit, the scanning circuit and the control circuit are electronically connected, the scanning circuit comprises 18 pieces of CD4051, the control circuit mainly comprises an ATMEGA16 processor chip, the infrared geminate transistors is connected with the scanning circuit through a transmission line, and the control circuit is connected with a display module outside the box body structure. The invention further discloses a detection method with the device used. According to the method, automatic detection of the whole process of the activity of a mouse can be achieved comprehensively and accurately with a simple method, accurate reflection and continuous detection of the process of the activity of the mouse are achieved, and accurate quantitative description of activity in two-dimensional space is achieved.