54results about How to "Correctness of judgment" patented technology

The invention provides a substation computer monitoring system and method. The system comprises a monitoring and control device, a man-machine interface configuration module, an automatic IED (Intelligent Electronic Device) model configuration module, an automatic version matching module, a protocol converter, an adaptive communication module of the protocol converter, and a background monitoring subsystem, wherein the monitoring and control device, the man-machine interface configuration module, the automatic IED model configuration module, the automatic version matching module, the protocol converter and the adaptive communication module of the protocol converter are connected with the background monitoring subsystem respectively. The system has the benefits that the substation configuration information can be set by a user according to the specific demand, and a corresponding background monitoring subsystem interface can be quickly displayed; IED performance description files and mapping files can be quickly generated according to different configurations, so that the manual workload is greatly reduced, the error probability is reduced, and the labor cost is reduced; existent hardware problems can be detected in advance and corresponding strategies can be found; the matching situation of the software versions of the background monitoring subsystem and the monitoring and control device can be mastered in time.

The invention provides a transformer substation communication power supply monitoring system and method. The system comprises an intelligent device information collecting terminal, a human-computer interface configuration module, an automatic IED model configuration module, an automatic version matching module, a self-adaption communication module and a background monitoring center. The intelligent device information collecting terminal, the human-computer interface configuration module, the automatic IED model configuration module, the automatic version matching module and the self-adaption communication module are connected with the background monitoring center. The transformer substation communication power supply monitoring system and method have the advantages that a user can set transformer substation configuration information according to specific demands, and a corresponding transformer substation subsystem interface can be rapidly displayed; IED performance depiction files and mapping files can be rapidly generated according to configuration differences, manual workloads can be greatly reduced, the error probability is lowered, and the labor cost is reduced; hardware problems can be detected in advance, and corresponding strategies can be found in advance as well; the matching conditions of the software version of the upper computer and the software version of the lower computer can be grasped in time.

The invention discloses a parameterized computer modeling method for universal main girders of cranes, which comprises the following steps of: initializing various data structures; selecting the type of a main girder, and inputting parameterized modeling data; acquiring the parameterized modeling data; according to the acquired data, filling the various data structures; controlling a ANSYS to carry out a plurality of operations by using a packaged APDL (ANSYS parametric design language) command; carrying out post-processing analysis; and completing the modeling and releasing the space. The parameterized computer modeling method for universal main girders of cranes disclosed by the invention is a convenient, easy-to-use and reliable parameterized computer modeling method for main girders, which is re-developed on the basis of the current computer analysis system.

The invention provides a system and method for monitoring a UPS of a transformer substation. The system comprises an intelligent device information collecting terminal, a human-machine interface configuration module, an IED module automatic configuration module, a version automatic matching module, a self-adaptive communication module and a background monitoring center. The intelligent device information collecting terminal, the human-machine interface configuration module, the IED module automatic configuration module, the version automatic matching module and the self-adaptive communication module are connected with the background monitoring center. The system and method for monitoring the UPS of the transformer substation have the advantages that a user can set configuration information of the transformer substation according to a specific requirement to quickly display an interface of a sub-system of the transformer substation; an IED performance description file and a mapping file can be quickly generated according to different configurations, manual workload is greatly reduced, the error probability is reduced, and labor cost is reduced; an existing hardware problem can be detected in advance, and a corresponding strategy can be found; the matching situation of a software version of an upper computer and a software version of a lower computer can be grasped in time.

The invention discloses an interactive virtual fractional curettage teaching system and method. The interactive virtual fractional curettage teaching system comprises an integrated shell, a simulating curettage spoon, a two-dimensional motion positioning system, a universal component, a data information processor and a displayer. All the components are arranged in the integrated shell. The simulating curettage spoon is inserted in the universal component. The universal component has sensory and tactile feedback and is clamped in the front center of the integrated shell. The data information processor is fixed to the two-dimensional motion positioning system and used for establishing a virtual environment and user interaction. The simulating curettage spoon has three rotational degrees of freedom and one displacement degree of freedom and is used for simulating fractional curettage operation. According to the technical scheme, a simulative surgery operation simulating device and the teaching method are provided for a teacher and learners, the function of real-time curettage spoon pressure calculation is achieved, the operation strength can be sensitively captured, timely tactile feedback can be provided, visual learning can be achieved, and learning efficiency can be improved.

The invention relates to a detection method and apparatus of communication performance of a vehicle-mounted terminal, belonging to the field of vehicle-mounted terminal performance detection. In the existing communication procedure, JT / T808-2014 is not used for detecting the performance of the vehicle-mounted terminal. The invention provides the detection method and apparatus of communication performance of the vehicle-mounted terminal, overcoming the defect in the existing communication procedure. The method comprises the steps of receiving a registration instruction sent out by a vehicle-mounted terminal and sending out a reply instruction; receiving an authentication instruction sent out by the vehicle-mounted terminal and sending out a reply instruction; detecting authentication success times; reading configuration parameters of the vehicle-mounted terminal; and detecting a time difference between a current time and a preset time, if the time difference exceeds 24 hours, sending out a sell credit instruction for enabling the vehicle-mounted terminal to register and authenticate again a certain time later; storing all generated instructions in a log; and analyzing the log so as to determine whether recording time of the instructions in the log is continuous, so as to determine the correctness of the communication data of the vehicle-mounted terminal. The method and apparatus are applicable to detection of communication performance of the vehicle-mounted terminal.

The invention discloses an observation and test apparatus for cavity evolution in test pieces under tensile impact and a test method. The observation and test apparatus comprises first micro strain gauges and second strain gauges symmetrically arranged at two surfaces of a lath test piece, wherein the lath test piece comprises a non-cavity cluster region and a cavity cluster region and is fixedly mounted on a Hopkinson rod device, the non-cavity cluster region is near an input rod, the cavity cluster region is near an output rod, a plurality of the first micro strain gauges are arranged at the non-cavity cluster region, a plurality of the second micro strain gauges are arranged between cavities, one first micro strain gauge is connected with a high-speed camera through a super dynamic strain gauge, and the remaining first micro strain gauge and all the second strain gauges are connected with a oscilloscope through the super dynamic strain gauge. According to the invention, researchers can conveniently master an evolution rule of the cavities in the test pieces under controllable and measurable tensile impact load. The apparatus and the method can also be applied for impact tensile strength and failure test of industrial and engineering lath-structural members containing pores.

The invention provides a software testing method and platform. The software testing method comprises the following steps: a. injecting a test case through a test case file, and parsing and caching thetest case; b. establishing a static association between the input data in the test case and the input interface of the software component to be tested; c. packaging the software component under testby using a predefined software component under test container; d. Controlling the periodic execution of the test; e. The input and output interfaces of the tested software components are statically associated with the test result output buffer through a data pointer, and the test result is stored in the test result output buffer; f. reading a test result from that output buff, and recording and saving the test result. The software testing method and platform have the characteristics of being able to cross-software reuse, being able to correctly read a variety of different types of data in testcases, being able to ensure event synchronization between test input and output data, and the like.

The invention discloses an intelligent monitoring and control system of a vehicle filter. A host control system is integrated with a read-write module, a communication module, an identification moduleand a data acquisition module, wherein the read-write module is connected with a CAN bus interface of an electrical system, the identification module reads and writes information on an electronic tag, the data acquisition module acquires corresponding data information in the filter, a residual service life of a filter element can be estimated according to the information, the communication moduleis connected with a cloud platform through a data link, and the cloud platform is connected with a plurality of clients. In the invention, the host control system comprehensively monitors each pieceof parameter information of the whole filter so as to achieve a purpose of correcting the residual service life of the filter element; and for the different filter elements, related information acquired by an oil product sensor also participates in correcting residual service life information of the filter elements so that neglect of parameter information influencing a pressure drop and a resistance is avoided, a pressure drop value is monitored more accurately, and the residual service life value of the filter can be reflected more accurately.

The invention discloses a control system and a control method of a CCD fully automatic biochemical analyzer. A host computer is used for receiving an instruction and issuing a first control instruction to a dispatching computer and issuing a second control instruction to an imaging device for interactive communication; the dispatching computer is used for receiving the first control instruction, issuing a third control instruction to an environment control computer and issuing a fourth control instruction to a sub-system computer for interactive communication, and controlling an incubation binand a liquid level detection value; the environment control computer is used for controlling the temperature and the humidity of a dry plate bin; the sub-system computer sends a control execution instruction according to the instruction of the dispatching computer; and the imaging device is in interactive communication with the host computer to obtain a sample image. According to the control system and the control method of the CCD fully automatic biochemical analyzer provided by the invention, a high-sensitivity CCD is used as a detection core element, and image information of a detection sample can be stored, and a detection image can be called out at any time so as to judge the correctness of a detection result, the time and cost are saved by adopting man-machine interaction, and the working efficiency is improved.

The invention relates to the technical field of JSON serialization and deserialization optimization, and provides an optimization method and system for JSON serialization and deserialization, and the method comprises the steps: creating a JSON object abstraction base class for optimizing JSON serialization and deserialization, and defining macro definition objects for the creation of various types of attributes and the realization of the analysis of each attributein the JSON object abstract base class ; when a deserialization operation is executed on the JSON, analyzing the JSON data through the JSON analysis library, generating a JSON object key value pair in a key-va ue format, then creating a service logic class of all attribute members containing the JSON data by calling a JSON object abstract base class, and performing assignment on each attribute; and when serialization operation is executed on the JSON, calling a service logic class, obtaining a specific value of an attribute member, forming a JSON object key value pair in a key-va ue format, and further executing serialization operation on the JSON object key value pair through the JSON analysis library to generate serialized JSON data.

The invention relates to a circuit signal detection device for detecting an electrical signal. The device comprises a time sequence generating circuit, an advance signal output detection circuit, a peak pulse detection circuit, a logical error detection circuit and a data processing circuit. By applying the same test conditions to a standard circuit and a detected circuit at the same time and conducting work, comparison test on the output signals of the standard circuit and the detected circuit as well as comparison test control are performed by use of adjustment of the output time sequences of the detected circuit and the standard circuit; and the advance signal output detection circuit, the peak pulse detection circuit, the logical error detection circuit, a low-level parameter shift detection circuit and the data processing circuit detect whether the advance signal output, peak pulse output, logical error output, low-level parameter shift and zero-level output exist on the detectedcircuit so as to check correctness of the output signal.

The invention discloses a simulation test system and method for a control program of a cigarette sorting system. The method comprises the steps of carrying out the design of the control program whilebuilding a simulation environment, and downloading the control program into a PLC after the design is completed, enabling the PLC to perform input and output linkage communication with the simulationenvironment through the Ethernet, and if the control program does not pass the test, modifying and testing the control program again until passing the test. According to the method, three-dimensionalmodel compiling, model program compiling and testing are integrated into one platform, so that the learning cost caused by switching among multiple pieces of three-dimensional software is reduced, andthe test time is saved; the cigarette model is used as a load for simulation, the motion condition that mechanical equipment is controlled by a control program can be observed, and meanwhile, the influence of the motion of the mechanical equipment on the load can be visually and vividly observed, so that the correctness and rationality of the control program are judged; an order simulation tool is used for automatic test, a large amount of labor cost is reduced, and the test efficiency is improved.

The invention discloses an observation and test apparatus for cavity evolution in test pieces under tensile impact and a test method. The observation and test apparatus comprises first micro strain gauges and second strain gauges symmetrically arranged at two surfaces of a lath test piece, wherein the lath test piece comprises a non-cavity cluster region and a cavity cluster region and is fixedly mounted on a Hopkinson rod device, the non-cavity cluster region is near an input rod, the cavity cluster region is near an output rod, a plurality of the first micro strain gauges are arranged at the non-cavity cluster region, a plurality of the second micro strain gauges are arranged between cavities, one first micro strain gauge is connected with a high-speed camera through a super dynamic strain gauge, and the remaining first micro strain gauge and all the second strain gauges are connected with a oscilloscope through the super dynamic strain gauge. According to the invention, researchers can conveniently master an evolution rule of the cavities in the test pieces under controllable and measurable tensile impact load. The apparatus and the method can also be applied for impact tensile strength and failure test of industrial and engineering lath-structural members containing pores.

The invention discloses a method and a device for detecting an initial rate of a PSAM (purchase secure access module) card. The method comprises the steps that an original character (TS) is received by n times of sampling for a resetting response sequence sent by the PSAM card, wherein n is a positive integer; when correctness of even-odd check of the TS is confirmed, and top 8 bits of the TS are equal to 3B or 3F, the total clock number contained by the n times of sampling is obtained; the clock period number of the initial rate of the PSAM card is confirmed according to the total clock number; and the initial rate of the PSAM card is confirmed according to the clock period number. According to the method and the device, the initial rate of the PSAM card is detected automatically, and a card reader can adapt to the PSAM cards in different rates.

The embodiment of the invention provides a resource sharing method, device and system and a storage medium, and relates to the field of data processing. The resource sharing method comprises the stepsof obtaining a first resource synchronized by a first resource node, wherein the first resource node is all parties of the first resource; calling a preset auditing interface to obtain metadata of the first resource stored on the block chain network when the first resource is created; and verifying the correctness of the first resource according to the metadata. Compared with the prior art, the resource sharing method can verify the resource according to the metadata, realizes the auditability of the resource, and ensures the reliability of the obtained resource.

The invention relates to a guide wave radar level meter-based liquid dielectric constant assessing method. The guide wave radar level meter-based liquid dielectric constant assessing method comprisessampling the echo signals of a guide wave radar level meter according to a set sampling frequency to obtain original echo signals; searching for a plurality of effective peak messages and effective trough messages; performing feature extraction on a plurality of effective peak echo signals to obtain a maximum peak feature value to convert the distance from the top end of a guide wave rod to a liquid level; performing feature extraction on a plurality of effective trough echo signals to obtain a maximum trough feature value, performing sequencing to determine whether effective bottom echo exists, selecting the minimum coordinate position of a wave trough as the bottom information of the guide wave rod, and computing the transmission distance of the guide wave rod inside liquid as well as the dielectric constant of the liquid to be measured. The guide wave radar level meter-based liquid dielectric constant assessing method achieves assessment of the dielectric constant of the liquid to be detected according to the relationship between the bottom echo signals and the practical length of the wave guide rod, and can help correct dielectric constant parameters and further ensure high-precision material-level measurement.

The invention provides a method for recording accumulated power-on time of a circuit board. The method comprises the steps of simulating an interface time sequence of a storage medium by utilizing a CPLD to finish access to a device; accurately recording accumulated power-on time of a board card through a timer unit; defining four storage spaces in the storage medium to repeatedly record the same accumulated power-on time values at four times, and performing comparative judgment on data; and finally obtaining correct accumulated power-on time of the board card. The problem that corresponding update time is lost or wrong due to power failure of the board card during update of time information stored in the storage medium is solved, and when the storage spaces cannot store the time information due to bad blocks, the situation can be discovered in time and notified to a user.

The invention discloses a controllable characteristic load used for cable cabling accuracy detection. The controllable characteristic load comprises a power supply part, a main control circuit, a line reverse connection detection circuit and a characteristic load access circuit. The power supply part powers the main control circuit, the line reverse connection detection circuit and the characteristic load access circuit. The line reverse connection detection circuit and the characteristic load access circuit are connected with a cable to be detected. The main control circuit is electrically connected with the line reverse connection detection circuit and a characteristic load access circuit. According to the invention, based on problems existing in the prior art, whether a line is in reverse connection is judged according to voltage characteristics between a neutral line and a ground line; in particular, the characteristic load access circuit generates reactive power on the cable to be detected, and the circuit accuracy is judged through power changes; the invention further provides a reliable judgment mechanism to cooperate with the controllable characteristic load to realize a simple and reliable detection scheme which is operated by a single person; and the line correctness is effectively investigated.

The invention discloses an angle measurement fuzzy confidence calculation device and method of an array antenna. An ray antenna direction-finding system comprises an antenna array (1), a receiving channel (2), a signal processing unit (3), a signal extraction module (4), a signal acquisition and calculation module (5), an angle measurement confidence calculation module (6). The signal extraction module (4) is arranged in the receiving channel (2); and the signal acquisition and calculation module (5) and the angle measurement confidence calculation module (6) are arranged in the signal processing unit (3). The antenna array (1) receives a microwave signal of a target radiation source; the signal is transmitted to the signal processing unit (3) via the receiving channel (2); and the signalprocessing unit (3) completes direction finding of the target radiation source as well as angle measurement confidence calculation.

A method extracting phonetic data from an exchange relay relating to the communication of telephones. A data signal processor (DSP) transparently transmits data on session slot to be written in a HPIbuffer zone of DSP designing a result zone, order zone and a data zone storing process result relating to the DSP, order and phonetic data of MPU which controls DSP by HPI to fetch phonetic data of HPI data zone. This invention can extract phonetic data from an exchange relay effectively for testing having the function of extracting POM phonetic code from relay session time slot to send it to PC for identification.

The invention relates to the technical field of chip register function testing, in particular to a register testing method and system. The register testing method specifically comprises the followingsteps: determining bit domain information of a register and setting register attribute information of each bit domain; obtaining register information of the tested register, wherein the register information comprises bit domain information of the register and register attribute information of each bit domain; sequentially judging register attributes of each bit domain of the tested register according to the acquired register information and the bit domain of the tested register; and according to the bit domain register attributes of the tested register, testing matched with the register attributes of the tested register in sequence. The register test system comprises a bit domain setting module, an acquisition module, a judgment module and a test module. According to the register testing method and system, automatic testing of special registers with various attributes can be achieved.

The invention relates to a guide wave radar level meter-based liquid dielectric constant assessing method. The guide wave radar level meter-based liquid dielectric constant assessing method comprisessampling the echo signals of a guide wave radar level meter according to a set sampling frequency to obtain original echo signals; searching for a plurality of effective peak messages and effective trough messages; performing feature extraction on a plurality of effective peak echo signals to obtain a maximum peak feature value to convert the distance from the top end of a guide wave rod to a liquid level; performing feature extraction on a plurality of effective trough echo signals to obtain a maximum trough feature value, performing sequencing to determine whether effective bottom echo exists, selecting the minimum coordinate position of a wave trough as the bottom information of the guide wave rod, and computing the transmission distance of the guide wave rod inside liquid as well as the dielectric constant of the liquid to be measured. The guide wave radar level meter-based liquid dielectric constant assessing method achieves assessment of the dielectric constant of the liquid to be detected according to the relationship between the bottom echo signals and the practical length of the wave guide rod, and can help correct dielectric constant parameters and further ensure high-precision material-level measurement.

The invention discloses a method and a device for detecting an initial rate of a PSAM (purchase secure access module) card. The method comprises the steps that an original character (TS) is received by n times of sampling for a resetting response sequence sent by the PSAM card, wherein n is a positive integer; when correctness of even-odd check of the TS is confirmed, and top 8 bits of the TS are equal to 3B or 3F, the total clock number contained by the n times of sampling is obtained; the clock period number of the initial rate of the PSAM card is confirmed according to the total clock number; and the initial rate of the PSAM card is confirmed according to the clock period number. According to the method and the device, the initial rate of the PSAM card is detected automatically, and a card reader can adapt to the PSAM cards in different rates.

The invention discloses a DC project final circuit breaker protection function verification system and a verification method. The system comprises a control terminal, a transceiver terminal, a bus terminal and an upper management device. There are more external circuit breakers in the existing control panel cabinets, and the state of circuit breakers may change, which leads to a lot of software input parameters of circuit breakers. Before this, it is difficult to verify the correctness of the software program function in the control panel cabinet by manual way. Through this system, the traversal test under various conditions can be realized, and the correctness of the control panel cabinet software can be verified from the realization.

The invention provides a test device for a bipolar leakage protection switch, which cooperates with a first bipolar leakage protection switch, and includes a second bipolar leakage protection switch, a bypass switch, a first and a second display part; The second bipolar leakage protection switch includes a live wire input terminal connected to the first bipolar leakage protection switch, a neutral line input terminal connected to the first bipolar leakage protection switch, and a live wire output terminal connected to the first end of the first display component, The neutral line output end connected with the second end of the first display part; the bypass switch includes one end connected with the ground wire and the other end connected with the second end of the second display part; the second display part also includes a connection with the second bipolar The live wire output end of the leakage protection switch and the first end of the first display component are both connected to the first end. The implementation of the present invention can effectively test the operation reliability of the double-pole leakage protection switch in the user's home, judge the correctness of the power connection mode, and realize the purpose of eliminating potential safety hazards and preventing power safety accidents.

The invention discloses a DL / T860-based method for realizing the modeling of power supply equipment for substations, including the following steps: importing the provided default ICD file, judging whether the port configuration of the power supply equipment for substations has changed; backing up the IED performance description file and mapping file; start to generate IED performance description file according to DL / T860 standard; judge whether generating IED performance description file fails; use default IED performance description file; generate corresponding mapping file according to IED performance description file; verify IED performance description file and mapping Whether the file is correct; the power supply equipment used in the substation starts normally. The invention has the advantages of automatic generation of IED performance description (ICD) files, low technical requirements for staff, small workload and accuracy.

The present invention provides a method for quickly modifying the model of the inclined roof mechanism, which includes obtaining the first model of the inclined roof mechanism and its first joint data, and the first joint data includes basic data, associated data group data and extended data; according to The first joint data calculates the relevant data of the second inclined roof mechanism model and generates the second inclined roof mechanism model; automatically checks and displays the inspection results; judges whether the inspection results meet the mold matching requirements, and if not, obtains the first user input The second / Nth joint data; calculate the relevant data of the third / N+1 inclined roof mechanism model based on the second / Nth joint data and generate the third / N+1 inclined roof mechanism model, and then perform automatic verification in turn Check and judge whether the inspection results meet the mold matching requirements. The method provided by the invention can quickly modify the model of the inclined roof mechanism, saves time, reduces error rate, and improves work efficiency.

The invention discloses a controllable characteristic load used for cable cabling accuracy detection. The controllable characteristic load comprises a power supply part, a main control circuit, a line reverse connection detection circuit and a characteristic load access circuit. The power supply part powers the main control circuit, the line reverse connection detection circuit and the characteristic load access circuit. The line reverse connection detection circuit and the characteristic load access circuit are connected with a cable to be detected. The main control circuit is electrically connected with the line reverse connection detection circuit and a characteristic load access circuit. According to the invention, based on problems existing in the prior art, whether a line is in reverse connection is judged according to voltage characteristics between a neutral line and a ground line; in particular, the characteristic load access circuit generates reactive power on the cable to be detected, and the circuit accuracy is judged through power changes; the invention further provides a reliable judgment mechanism to cooperate with the controllable characteristic load to realize a simple and reliable detection scheme which is operated by a single person; and the line correctness is effectively investigated.