24results about How to "Avoid testing" patented technology

The invention relates to the technical field of three-dimensional scanning, in particular to a 3D printing product personalized design method based on a three-dimensional scanning human body model. The method comprises the following steps: acquiring human body three-dimensional scanning data and human body composition data; performing movable joint analysis on the human body three-dimensional scanning data to generate human body movable joint data; performing distributed three-dimensional model modeling on the human body three-dimensional scanning data based on the human body movable joint data to generate a human body three-dimensional model; initial human body fitting product design is conducted on the human body three-dimensional model based on the 3D printing technology, and initial 3D printing product parameter data are obtained; according to the method, by combining the human joints, the body composition data and the user feedback, the fitness and the personalized design precision of the 3D printing product are optimized, and the precision and the flexibility of the personalized design of the 3D printing product are improved.

An ink testing machine relates to the technical field of ink testing equipment and comprises a rack, a first linear module, a second linear module and a jet printing assembly, a testing platform is arranged in the middle of the top of the rack, and an ink receiving groove is formed in one side of the testing platform. The first linear module comprises first linear rails fixed on the rack on the two sides of the test platform and first linear sliding blocks on the first linear rails, the end part of one first linear rail is provided with a first linear driving motor, and a connecting shaft is arranged between the end parts of the two first linear rails; the second linear module comprises a second linear rail and a second linear sliding block on the second linear rail, a second linear driving motor is arranged at the end of the second linear rail, and the jet printing assembly comprises a jet printing support fixed to the second linear sliding block and a nozzle on the jet printing support. According to the utility model, the jet-printed ink is collected and then treated in a centralized manner, so that the use of a large amount of paper or cloth for testing is avoided, the consumption of resources is reduced, the generation of waste paper or waste cloth or waste water is reduced, and the environmental protection is facilitated.

The present invention belongs to the technical field of vehicle lamp detection, specifically, a vehicle lamp visual detection device, including a base, a support frame fixedly connected to one side of the upper end of the base, a conveyor belt arranged on the upper side of the support frame, a frame fixedly connected to one side of the upper end of the support frame, a CCD detection camera arranged on one side of the upper end of the frame, and an anti-collision arrangement and placement mechanism for collecting qualified and unqualified vehicle lamps separately on the base. The present invention realizes the use of an anti-collision arrangement and placement mechanism, which can make qualified and unqualified vehicle lamps be placed separately on the placement plates on both sides, which is convenient for subsequent processing, and whenever a vehicle lamp slides onto the placement plate, a baffle will block the vehicle lamp, so that multiple vehicle lamps can be placed separately, avoiding the damage of vehicle lamps due to mutual collision and squeezing of vehicle lamps.

The invention belongs to the field of integrated circuits, and particularly relates to an efficient and accurate mapping relation reverse construction method for an FPGA configuration file. The efficient and accurate mapping relation reverse construction method for the FPGA configuration file comprises the steps that S1, device structure information of a target FPGA is obtained through an ISE tool, and a two-dimensional plane matrix mapping library of the target FPGA is constructed; the two-dimensional plane matrix mapping library of the target FPGA comprises all on-chip resources, basic information of the on-chip resources and a mapping relation between the on-chip resources and configuration file coding information; s2, constructing a mapping relationship between smaller resources site in all on-chip resources and circuit functions and configuration parameters supported by the resource type; s3, aiming at a smaller resource site in each FPGA on-chip resource, generating configuration files of instantiated functional circuits with different configuration parameters in batches; s4, according to the coding rule of the configuration file, constructing a mapping relation between the address of the configuration file and the resource where the functional circuit is located; and S5, comparing the difference of the configuration files corresponding to different parameters of the same circuit function realized by the same resource in parallel, and forming a mapping library file between the circuit function and the configuration parameters thereof and the configuration file addresses. The problems that in the prior art, reverse engineering of the FPGA configuration bit mapping relation is low in accuracy, low in speed and small in application range are solved.

The application discloses a vehicle remote compliance test method, device, equipment and medium, and relates to the technical field of Internet of Vehicles safety, and the method comprises the following steps: reverse analyzing the CPU architecture of a target vehicle terminal to determine a to-be-tested program, and transmitting a compliance test tool into the target vehicle terminal; injecting the to-be-tested program into the compliance test tool, and then starting the compliance test tool to generate a test log; acquiring a request log sent by a server in the compliance test tool, and sending the test log to the server based on the request log, so that the server generates a test report based on the test log. Through the above scheme, the test efficiency is improved without closing the daemon process, without performing simulation, and only by transmitting the to-be-tested program into the compliance test tool, the test log can be generated, and then the test report is generated by using the test log.

The invention discloses a novel AEB site test case selection method, and relates to the technical field of intelligent driving, and the method comprises the steps: building a test scene set through scene elements based on a test case set, data expansion, index expansion, case empowerment and case division, supplementing the scene set with the contents of accident information, user attention and the like, and forming a test case library; according to a user scene and an accident scene, test cases are selected, cases more emphasizing practice are provided, the incidence relation between the test cases and product requirements is defined, a test case table can be generated in a customized mode, disjunction of testing and development is avoided, the coverage degree of the test cases is improved, the test cases are made to fit the actual driving scene of a user, multiple use case selection dimensions are achieved, and the user experience is improved. And site testing, process management and product development are facilitated.

An offline sampler and a contamination collection system. The offline sampler comprises a test tube module (200), a pick-and-place cover component, and a drive component (400). The test tube module (200) comprises at least one test tube (201). The test tube (201) comprises a tube body (211) and a cover body (212). The tube body (211) is configured to receive scanning liquid dissolved with metal contamination, and the cover body (212) is configured to block an opening of the tube body (211). The drive component (400) is configured to drive the pick-and-place cover component to act to take the cover body (212) and drive the cover body (212) to move to the position where the tube body (211) is not interfered to receive the scanning liquid, or place the cover body (212) on the tube body (211). The offline sampler can automatically open the test tube (201), and can automatically close the tube body (211) of the test tube (201) after collecting the scanning liquid dissolved with metal contamination, so as to seal the tube body (211) and prevent external contaminants from falling into the test tube (201).

This invention provides a method and apparatus for testing data packets. The method includes: receiving multiple service data packets from a service terminal and packet assembly information from a test terminal; adding tagging information to each service data packet; combining each service data packet with added tagging information according to the packet assembly information to obtain multiple fragmented data packets; adding sequence number information to each service data packet in the multiple fragmented data packets; storing the multiple fragmented data packets sequentially in a queue; and sequentially transmitting the multiple fragmented data packets from the queue to the test terminal, so that the test terminal can perform data packet testing processing based on the tagging information and sequence number information in the received fragmented data packets. This invention enables automated testing of video network services, avoiding manual testing of video network services, improving testing efficiency, and reducing labor costs.

The invention discloses an Internet of Things communication module environment adaptability test method, system and device and a medium. The method comprises the steps of executing a test case in response to state pre-check passing of a to-be-tested module, sending a corresponding test instruction sequence to the to-be-tested module, and dynamically adjusting power consumption data of the to-be-tested module in a test; receiving response data returned by the to-be-tested module, and recording a test log based on the response data; and analyzing the test log based on the machine learning model to generate a test report. Through the above mode, the state of the to-be-tested module can be pre-checked, so that testing under an abnormal condition is avoided, and the accuracy and reliability of a test result are ensured; the power consumption data is dynamically adjusted in the test, the power consumption change of the module in different working states is considered, and the low power consumption performance and the cruising ability of the module are comprehensively evaluated; the test report is automatically generated through the machine learning model, manual intervention is reduced, and the generation efficiency and accuracy of the test report are improved.

This disclosure provides an antenna testing system and method, relating to the field of antenna technology. The testing system includes a voltage loading device, the output of which is connected to the input of a phased array antenna; a field testing system for testing the antenna parameters of the phased array antenna; and a computer device, the output of which is connected to the voltage loading device, and the input of which is connected to the field testing system. In real-time mode, this disclosure allows for the pre-testing of the target loading voltage corresponding to the phased array antenna when its performance most closely approximates the reference antenna parameters during beam radiation. Since the tested target loading voltage is obtained through actual testing using the field testing system, the accuracy of the tested target loading voltage is guaranteed, thus ensuring the antenna performance of the phased array antenna in subsequent use.

The invention discloses a testing device which comprises an impact mechanism, the impact mechanism comprises an impact object, the impact object is used for impacting a to-be-impacted surface, the impact object is hung on a fixed hanging point through a first flexible cable, the impact object and the to-be-impacted surface are oppositely arranged, and the impact object is connected with a cable-stayed mechanism; the cable-stayed mechanism is used for driving the impact object to deflect towards the side deviating from the to-be-impacted surface, the impact mechanism further comprises a direction changing assembly, the direction changing assembly comprises a fixed support and a movable support, the movable support is provided with a first steering part which can abut against the first flexible cable, and the cable-stayed mechanism drives the impact object to deflect; the first steering part abuts against the first flexible cable so that the impact object can rotate around the first steering part in a turning mode. The invention provides a testing device to solve the technical problems that an existing testing device cannot accurately control the impact force of an impact object, cannot adjust the deflection angle of the impact object and the distance from the center of the impact object to the deflection position, and enables the test of a to-be-tested object not to meet the standard.

The utility model discloses a memory bank plugging stability test tool, which comprises a bottom plate, two support columns and a driving test mechanism, the top of the bottom plate is provided with a plugging groove and two support columns, the two support columns are respectively arranged on the left side of the top of the bottom plate, the top ends of the two support columns are fixedly connected through a fixing plate, and the driving test mechanism is arranged on the bottom plate. The driving test mechanism is arranged on the fixing plate, the driving test mechanism comprises a servo motor, the servo motor is installed at the top of the fixing plate, and the bottom end of an output shaft of the servo motor penetrates through the fixing plate and extends to the outside of the fixing plate. Through the mutual cooperation of the servo motor, the annular plate, the air cylinder, the adjusting plate, the mounting block, the tension sensor, the mounting plate, the sliding groove, the electric push rod, the sliding block, the clamping block and the rubber block, the memory bank testing efficiency is improved, after the memory bank is tested, the next memory bank can be tested without taking down the memory bank, and the practicability is improved.

The utility model discloses a high-voltage test device for a power module. The high-voltage test device comprises a high-voltage test area, a low-voltage auxiliary area and a test operation area, the high-voltage test area comprises a tested power module, a high-voltage test instrument, a low-voltage-to-high-voltage power supply loop, a discharge loop and a high-voltage test instrument power supply loop; the low-voltage auxiliary area comprises a tested power module driving circuit and a driving signal measuring circuit; the test operation area comprises a test operation assembly, a signal control assembly, a signal control switch and a three-phase transformer; three-phase voltage is input to the low-voltage-to-high-voltage power supply loop through the three-phase transformer. The device can meet the current and voltage experiment conditions of the high-voltage power device test, can carry out the double-pulse test of the IGCT power module, facilitates the rapid and repeated construction of a test platform, achieves the safe isolation of high voltage and low voltage, is safe in operation, has a power failure protection function, and can effectively prevent the damage of the tested high-voltage power module caused by the accidental power failure of the test platform.

The invention discloses a hierarchical test method of a three-dimensional stacked memory, which relates to the technical field of memory testing, and comprises the following steps of: performing initialization operation on each storage layer of the three-dimensional stacked memory, and formulating a hierarchical test mode of the current three-dimensional stacked memory according to the structure type of the storage layer; testing each storage layer of the three-dimensional stacked memory, marking a certain storage layer as a to-be-checked storage layer if the storage abnormity of the certain storage layer is detected, recording the storage position and the storage type of the storage layer, carrying out a global test on the to-be-checked storage layer, and ending the test if the storage abnormity is not detected in all the storage layers; and according to a test result of the global test, all abnormal storage boundaries of corresponding storage layers of the three-dimensional stacked memory are positioned, diagnosis and repair are carried out, and then the abnormal storage boundaries are converted into normal storage boundaries.

The utility model provides a remote hardware-in-the-loop test system, which comprises a remote PC (Personal Computer), a programmable power supply and a hardware-in-the-loop test module, the remote PC is respectively connected with the programmable power supply and the hardware-in-the-loop test module, and the programmable power supply is connected with the hardware-in-the-loop test module; the remote PC 1 can remotely supply power to the HIL test bench through the programmable power supply, and then the remote PC controls the HIL bench computer to cooperate with the HIL test bench to perform the HIL test on the to-be-tested controller, thereby preventing a tester from performing the HIL test when the tester cannot arrive at the HIL test bench.

The invention discloses a quantitative evaluation method for the sealing performance of a shale cover layer and a related device. The method comprises the following steps: acquiring the percentage of each mineral component in a rock sample of a target evaluation section of the shale cover layer, the mineral Young modulus of each mineral, the test Young modulus of the rock sample and the theoretical Young modulus, and calculating the mechanical deviation uniformity of the cover layer rock; obtaining ringing test data obtained by performing an acoustic emission test on the rock sample, and calculating an acoustic emission feedback factor; the mechanical deviation uniformity and the acoustic emission feedback factor of the cover rock are corrected; according to the cover layer rock mechanical deviation uniformity correction value and the acoustic emission feedback factor correction value, calculating a shale cover layer sealing coefficient; and quantitatively evaluating the sealing performance of the target evaluation section of the cover layer according to the sealing coefficient of the shale cover layer. Internal causes and external causes influencing the sealing performance of the shale cover layer are considered at the same time, the evaluation result is accurate and easy to realize, a large number of mine field tests are avoided, and the efficiency of evaluating the sealing performance of the shale cover layer is improved.

This invention provides a downhole in-situ rock scratching tool, relating to the field of petroleum engineering technology. It includes a tool housing, a scratching module, a control module, and a data acquisition module. The tool housing includes an axial channel; the scratching module is disposed within this axial channel and includes an adjustable cutter head support and a cutter head. The cutter head support can drive the cutter head to extend or retract radially along the tool housing. When the cutter head is in the extended position, it can form scratches on the downhole rock in situ. The control module includes a drive mechanism and a linkage mechanism. The drive mechanism can drive the scratching module to switch between the extended and retracted positions via the linkage mechanism. The data acquisition module is used to collect and upload force data on the cutter head. This invention can form continuous scratches on the downhole wellbore. Combined with the data acquisition module, it can simultaneously collect scratch force data for the entire test section. A single downhole run can complete continuous testing of a relatively long well section, resulting in short operation time, fast data output, and significantly reduced direct and time costs for obtaining rock mechanical parameters.

The invention discloses a quantitative evaluation method for the mining difficulty degree of a shale reservoir and a related device. The method comprises the following steps: obtaining the percentage of each mineral component in a rock sample of a shale reservoir target evaluation section, and calculating reservoir rock complex factors according to the percentage of each mineral component in the rock sample; recording ringing counting rates of the rock sample in the acoustic emission test process, and calculating acoustic emission influence factors corresponding to the rock sample according to the plurality of ringing counting rates; according to the reservoir rock complex factors and the acoustic emission influence factors, shale reservoir exploitation difficulty coefficients are calculated; according to the obtained shale reservoir exploitation difficulty coefficient, the exploitation difficulty degree of the reservoir target evaluation section where the rock sample is located is evaluated. According to the method, a large number of mine field tests are avoided, the engineering cost is reduced, and the efficiency of evaluating the shale reservoir exploitation difficulty degree is improved.

The utility model relates to the technical field of bushing quality detection, and particularly provides a flexible bushing testing device which comprises a rack, a cross beam, an impact assembly, a clamping assembly and a fixing assembly, the cross beam is installed in the rack and can move in the first direction, and the clamping assembly is connected with the rack through the cross beam; the mounting cavity for mounting the to-be-tested bushing is defined in the clamping assembly, so that the to-be-tested bushing can be fixed in the clamping assembly, and the situation that a test result is inaccurate due to movement of the to-be-tested bushing is avoided; the fixing assembly is used for fixing the to-be-tested bushing in the mounting cavity, the mounting cavity is located on the side, away from the cross beam, of the clamping assembly, the impact assembly and the to-be-tested bushing are extruded through the fixing assembly, the use scene of the bushing in the APC overturning process can be simulated, the actual working condition of bushing abrasion is closer to, and therefore the testing accuracy is further improved.

The invention discloses a method for preparing an RE-Fe-M-B diffusion couple at high flux. The method mainly comprises the steps that proportioning is conducted according to RExFebalMyBz and RE 'tM100-t component design, and two types of cast ingots are obtained through vacuum melting; carrying out long-time homogenization heat treatment on each smelted cast ingot; and after cutting and surface treatment are conducted, the RExFebalMyBz cast ingot and the RE'tM100-t cast ingot are put into a discharge plasma device in a layered staggered stacking mode and pressurized, discharge plasma sintering is conducted, and preparation of the high-flux alloy diffusion couple is completed. And then the high-flux alloy diffusion couple is subjected to vacuum quartz glass tube sealing, heat preservation annealing is conducted, then quenching is conducted, and the RE-Fe-M-B diffusion couple is obtained. And subsequently analyzing the components and phase composition of the quenched diffusion even section. According to the method, the research and development period of the material is greatly shortened, and guidance is provided for component design and preparation process optimization of the rare earth iron boron magnet.

The utility model discloses a testing device of flexible bushing, including frame, crossbeam and flexible bushing testing unit, flexible bushing testing unit includes clamping mechanism, tray, at least one impact part and drive subassembly, the crossbeam is installed in said frame, flexible bushing testing unit passes through the crossbeam and is connected with said frame, the drive subassembly is connected with said frame. A mounting cavity used for mounting a bushing is defined in the clamping mechanism, when the tray is driven to drive the clamping mechanism to move in the first direction and the clamping mechanism moves to the impact part, the impact part makes contact with the bushing, the use scene of the bushing in the overturning process can be simulated, and the service life of the bushing is prolonged. The method is closer to the actual working condition of bushing wear, so that the test accuracy is further improved.

The present invention discloses a detector photodiode node capacitance test device and method, belonging to the field of photodetector technology. The method comprises controlling a switch to be turned on, and charging a calibration capacitor and a pixel array photodiode node capacitance to a first voltage by an external power supply. The method also comprises controlling a switch to be turned off, and after the detector starts an exposure state, the calibration capacitor supplies power to the pixel array photodiode node capacitance by the calibration capacitor, and multiple frames of exposure cause the calibration capacitor voltage to drop to a second voltage. The method also comprises reading the detector output signal value after each frame of exposure, and measuring the voltage change of the calibration capacitor after the multiple frames of exposure are completed.

The invention provides a fault simulation test method and device. The method comprises the steps that an application layer peripheral whole vehicle model of a whole vehicle controller is built; acquiring a software test requirement and a hardware test requirement; performing software testing on the application layer peripheral whole vehicle model according to a software testing requirement to obtain a processing result output after the software testing fault signal is subjected to software fault testing; hardware testing is carried out on the application layer peripheral whole vehicle model according to hardware testing requirements, and an application layer fault flag bit when hardware fault testing is carried out on the software testing fault signal is obtained; determining a software test result according to the processing result, and determining a hardware test result according to the application layer fault flag bit; and outputting a software test result and a hardware test result. According to the method and device, application layer software and hardware can be effectively decoupled, automatic testing of the application layer software is carried out, the testing cost is reduced, and the testing flexibility and accuracy are improved.