58results about How to "Effective investigation" patented technology

The invention discloses an automatic assembling line of a liquefied petroleum gas cylinder valve and relates to an improvement on production equipment of a liquefied petroleum gas cylinder valve. The automatic assembling line is characterized by consisting of a loading working platform, a valve core assembling working platform, a connecting piece assembling working platform, a valve rod assembling working platform, a rubber pad assembling working platform, an oil coating working platform, a nut assembling working platform, a nut screwing working platform, a paper pad assembling working platform, a hand wheel assembling working platform, a spring assembling working platform, a round nut assembling working platform, a finished product blanking working platform and a line body. The automatic assembling line has the beneficial effects that a workpiece is clamped and conveyed by adopting a mode of automatic loading of a vibrating disc and stepping transmission so as to be transferred in a reciprocating manner of returning to the original position; and after the assembly of all the working platforms is finished in circulation, the blanking of the workpiece in next circulation is carried out, and the movement of the mechanism is more accurate by utilizing a cylinder and a linear guide rail. A sensor is adopted to sense whether the workpiece exists, a signal is transmitted to a PLC (programmable logic computer) and the PLC sends an instruction to execute the actions of all the working platforms and carry out closed-loop control.

The invention discloses a federated learning method and device based on a block chain. The method comprises the steps: determining the block chain; enabling the coordinator node to create a federatedlearning task according to the model original data sent by each participant node; receiving training data obtained by local training of the participant nodes; sending the to-be-updated parameters to other participant nodes according to the training data, so as to enable the other participant nodes to update own model parameters according to the to-be-updated parameters; and after model training iscompleted, issuing reward resources according to training data provided by each participant node in the training process, and writing rewards into the block chain. Compared with a traditional mode, the mutual trust problem of all parties is effectively solved; all parties participating in federated learning negotiate together to generate a coordinator node, so that the transparency of the processis improved; federated learning whole-process data is recorded in a block chain, so that the traceability of data operation is ensured; all parties are encouraged to actively participate through rewarding resources, and the enthusiasm of participants is improved.

The invention relates to a test method of a connection reliability of a battery system. The method includes: 1) in a static state, the alternating current resistance of each battery pack in the battery system is measured; and if the alternating current internal resistance satisfies the qualification standard, step 2) is performed; 2) charging and discharging of the battery system are performed, and the overall pressure difference of each battery pack in a required SOC in a short-time charging or discharge process is measured; and if the pressure difference satisfies the qualification standard, step 3) is performed; and 3) the direct current internal resistance of an electrical circuit is calculated; and if the direct current internal resistance satisfies the qualification standard, it is proved that the connection of the battery system is reliable. According to the method, the battery system is divided into two portions referring to the battery packs and the electrical circuit for evaluation, the overage is comprehensive, fault positioning is facilitated, problems such as missed screwing of bolts, slipped screws, and missed soldering etc. and connection problems such as oxidation of the battery pack portion, unqualified fastening torque, and false welding etc. can be simply and conveniently checked, reliable connection of the electrical circuit portion is ensured, accurate and rapid evaluation of the connection reliability of the battery system is realized, and the security and the reliability of the battery system are guaranteed.

The invention discloses a multi-cloud data center service quality determination method based on a block chain, and belongs to the technical field of cloud computing and block chains. According to themulti-cloud data center service quality confirmation method based on the block chain, a plurality of cloud data center providers establish an alliance chain in a P2P consensus network, the cloud datacenter providers serve as participation nodes to be added into the alliance chain consensus network, the participation nodes cooperate together to achieve consensus, and generation of a new block chain is completed; and the business system runs on a plurality of block chain cloud data centers, records the running service quality data in the block chain of the local cloud data center, and maintainsan account book together through the participation nodes of the local block chain cloud data center. The multi-cloud data center service quality identification method based on the block chain can effectively solve the mutual trust problem among multi-manufacturer data centers, multi-operation data centers and business system operators, and has good popularization and application values.

The invention discloses a DevOps intelligent operation and maintenance method based on a block chain, and belongs to the technical field of cloud computing and block chains. According to the DevOps intelligent operation and maintenance method based on the block chain, a block chain infrastructure is established in a P2P consensus network through a block chain service provider of a cloud data center, and execution of an intelligent contract and generation of a new block of the block chain are realized through cooperation; and each participation node of the blockchain service provider maintainsan account book together, and the execution condition of the key state related smart contract in the DevOps implementation process is recorded in the account book. The DevOps intelligent operation andmaintenance method based on the block chain can effectively solve the mutual trust problem among application developers, testers, operation and maintenance personnel, cloud infrastructure providers,cloud service providers and tool providers, and has good popularization and application value.

A system and method for data analysis take advantage of a third-party data platform, intelligent face recognition and sign-in terminals, data access server, data analysis server and the like, Based onroom type data, combining the four dimensions of water and electricity consumption, take-out situation, access control, and housing registration, the relationship with the target household is established, and combining the logistic regression cross-entropy loss function to synthesize historical data, the weight parameter and the intercept parameter are iteratively so as to automatically get accurate data analysis results and discover target households in time. Compared with the traditional door visit, the masses report method, the coverage is higher, the accuracy is better, and no interference because of false positives is caused to the households.

The invention discloses a method for detecting a communication fault of a field device of an electricity use information collection system. The method comprises the steps of connecting a fault collection and identification device which serves as an electric energy meter into a strong electricity circuit of a detected concentrator, and detecting the local communication function of the concentrator based on the data which are returned by the fault collection and identification device and received by a main control device; connecting the fault collection and identification device which serves as the concentrator into the strong electricity circuit of a detected collector, and detecting the upward communication function of the collector based on the condition of the to-be-detected collector data received by the main control device; connecting the fault collection and identification device which serves as the concentrator into a strong electricity circuit of a detected electric energy meter, and detecting the communication function of the electric energy meter based on the condition of the to-be-detected electric energy meter data received by the main control device; inserting a to-be-tested SIM card into the fault collection and identification device and testing the SIM card based on the configured testing parameter. The method for detecting the communication fault of the field device of the electricity use information collection system can efficiently check the communication fault of the field device and efficiently improves the data collection success rate.

The invention discloses a cancer-related biomarker based on cfDNA sequencing and data analysis as well as application of the cancer-related biomarker based on the cfDNA sequencing and the data analysis in cfDNA sample classification. According to the cancer-related biomarker based on the cfDNA sequencing and the data analysis as well as the application of the cancer-related biomarker based on thecfDNA sequencing and the data analysis in the cfDNA sample classification, a novel method is used for finding new biomarkers of cancers from plasma cfDNA (cfDNA ); related epigenetic and genetic markers are identified by performing sequencing and bioinformatics analysis on cfDNA samples from cancer patients and healthy people; and the cfDNA samples can be accurately classified by a support vectormodel established by analyzing epigenetic markers with machine learning, namely that full DNA samples from cancer individuals or healthy individuals are obtained. The cancer-related biomarker (or marker) based on the cfDNA sequencing and the data analysis disclosed by the invention is a novel molecular biomarker for cancer diagnosis, prognosis and treatment. In addition, the invention provides a novel approach for finding new cancer molecular markers from the cfDNA through combination of SALP-Seq and machine learning.

The invention provides a bypass contactor control panel of a power unit. By virtue of compilation of a compilation unit, a corresponding relay control unit controls a relay connected to a fault power unit bypass contactor, so that a bypass contactor of a power unit having a fault executes a bypass; a signal sending and feedback unit is used for feeding back a sending situation of a bypass control signal, a contactor actuation feedback unit is used for feeding back an actuation situation of the bypass contactor, if the bypass is in failure, corresponding fault points can be rapidly and effectively checked, and the problem that the fault point troubleshooting of the bypass control circuit in the prior art is complicated can be solved.

The invention discloses a method for detecting and analyzing radiated electromagnetic interference of wiring harnesses of a power conversion system of an automobile. In the method, reasonable detecting steps are designed for detecting primary radiated interference wiring harnesses and detecting the distribution frequency band and size of the radiated electromagnetic interference generated by eachof the wiring harnesses, so as to direct engineering technical personnel to eliminate the radiated electromagnetic interference of the wiring harnesses of the power conversion system and to conveniently implement the excellent electromagnetic compatibility design for the wiring harnesses of the power conversion system. The method disclosed by the invention has the advantages that the steps are compact and the implementation is convenient.

The invention relates to a vehicle investigating system and an investigating method thereof. The vehicle investigating system comprises a vehicle information processing module, an SIM card information processing module, a target information database, a background server and a display module, wherein the vehicle information processing module comprises a front-end network video camera, a video server and a vehicle management information system; the SIM card information processing module comprises an SIM card recognition reader and an SIM card database server. The vehicle owner information of a vehicle running on the road is acquired through the vehicle information processing module, the mobile phone SIM card user information of the driver and people on the same vehicle is acquired through the SIM card information processing module, the vehicle owner information and the SIM card user information are respectively compared with personal information in the target information database by the background server, so that the information of the vehicle, the driver and the people on the same vehicle is investigated in a larger range, and the information of investigated targets is effectively obtained. The vehicle investigating system and the investigating method thereof are helpful for obtaining of the information of the investigated targets by public security organizations and related investigating departments, and facilitate rapid control of the investigated targets by people to uncover a case.

The invention discloses a highway vehicle charging auditing system based on the technology of searching images by images and a driving path dual-collection inspection method. The highway vehicle charging auditing system comprises a vehicle image collection device, an image data transmission unit and an image data processing unit, the vehicle image collection device comprises a door rack and a high-definition camera, and the high-definition camera captures vehicle images passing through the door rack; The image data transmission unit is of a wired or wireless data transmission structure and is used for transmitting the image data to the image data processing unit, shooting vehicle images to train a vehicle detection model, and extracting vehicle features; determining a vehicle driving path according to the time of the vehicles passing through the portal in sequence; obtaining access information according to picture information shot at the entrance and the exit of the toll station; adopting the pedestrian re-recognition technology for finding out information of all the portals passed by the vehicle; and comparing the path of searching the image by the image with the charge flow information, if the path does not accord with the charge flow information, determining that suspected violation exists, and achieving the purpose of convenient auditing according to the real path restored by searching the image by the image.

The invention discloses an industrial robot suitable for use in a machinery production workshop, and the robot comprises a housing. The bottom of the housing is provided with a driving wheel, and thetop of the inner wall of the housing is fixedly connected with a first push rod. The bottom of the first push rod is fixedly connected with a first hinge seat, and the bottom of the first hinge seat is hinged to a detection disc. The bottom of the detection disc is provided with a movable column, and the top of the inner wall of the housing is fixedly connected with a second push rod. The bottom of the second push rod is movably connected with a marking brush plate, and the front surface of the second push rod is provided with a speed sensor. The top of the housing is provided with a sliding groove, and the inner wall of the sliding groove is slidably connected a sliding block, wherein one side of the sliding block is fixedly connected with a screw. The industrial robot solves the problemsthat the detection efficiency is low, the detection effect is not good and no convenience can be brought to a user, which are caused by a condition that most of the conventional steel plate or steelmaterial flatness detection modes are modes of manual measurement via measuring tools.

The invention provides an electronic fence equipment detection system and method, an electronic fence system and a management system. The electronic fence equipment comprises a plurality of Bluetoothbeacons. The electronic fence equipment detection system comprises beacon detection equipment and a server connected with the beacon detection equipment in an information transmission mode, wherein the beacon detection equipment is used for obtaining Bluetooth information of the Bluetooth beacons and transmitting the Bluetooth information to the server; and the server is used for analyzing the received Bluetooth information of the Bluetooth beacons and determining whether the Bluetooth beacons are abnormal or not according to an analysis result. According to the electronic fence equipment detection system, the Bluetooth information broadcasted outwards by the Bluetooth beacons in a shielding body can be scanned, analyzed and reported, and maintenance and troubleshooting, abnormal beacon positioning and the like of the Bluetooth beacons can be well realized, so that stable operation of the Bluetooth electronic fence system is ensured, and the use experience of a shared bicycle user is ensured.

The invention discloses an automatic assembling line of a liquefied petroleum gas cylinder valve and relates to an improvement on production equipment of a liquefied petroleum gas cylinder valve. The automatic assembling line is characterized by consisting of a loading working platform, a valve core assembling working platform, a connecting piece assembling working platform, a valve rod assembling working platform, a rubber pad assembling working platform, an oil coating working platform, a nut assembling working platform, a nut screwing working platform, a paper pad assembling working platform, a hand wheel assembling working platform, a spring assembling working platform, a round nut assembling working platform, a finished product blanking working platform and a line body. The automatic assembling line has the beneficial effects that a workpiece is clamped and conveyed by adopting a mode of automatic loading of a vibrating disc and stepping transmission so as to be transferred in a reciprocating manner of returning to the original position; and after the assembly of all the working platforms is finished in circulation, the blanking of the workpiece in next circulation is carried out, and the movement of the mechanism is more accurate by utilizing a cylinder and a linear guide rail. A sensor is adopted to sense whether the workpiece exists, a signal is transmitted to a PLC (programmable logic computer) and the PLC sends an instruction to execute the actions of all the working platforms and carry out closed-loop control.

The invention provides an access controller terminal device and use method. The access controller terminal device comprises a main controller, wherein the main controller is connected with a movementcontroller; the movement controller is connected with an isolating circuit, a buzzer and a state indicating lamp simultaneously; the movement controller is connected with a power module; and the isolating circuit is connected with an IO card reader, a door lock relay, an alarm input circuit, a key input circuit, a door magnetic input circuit, an alarm output circuit I and an alarm output circuit II. The access controller terminal device is used for an access controller terminal.

The embodiment of the invention discloses an industrial production data processing method and device, production equipment and a readable storage medium. The method comprises the steps that all process production stations passed by all batches of materials are acquired; acquiring industrial production data corresponding to each process production site according to the material flow condition of each process production site; gathering the industrial production data of all the process production sites to form a production data set; obtaining to-be-screened production data from the production data set, and mapping the to-be-screened production data to a preset two-dimensional coordinate system to obtain a target data point set; and screening the target data point set according to a preset screening rule to obtain a target industrial production data set. Through selection and mapping of the to-be-screened production data and screening processing of the generated data, abnormal data in the industrial production data can be effectively checked, and the precision of subsequent process cost accounting analysis is improved.

The invention relates to the technical field of electrical-equipment detection, in particular to an electrical-equipment damage detector. The electrical-equipment damage detector comprises a detection rod, a detection head and a holding portion, the detection head is provided with an LED (light-emitting diode) illuminating lamp, a camera and a receiver connected with the camera, the receiver comprises a display screen and a processor, the processor is in wireless connection with the camera, and the detection rod comprises an adjusting and stretching portion and a driving and bending portion. By the arrangement, the technical problem that the electrical-equipment damage can hardly efficiently checked in the prior art is solved, and the electrical-equipment damage can be effectively checked.

The invention relates to an intelligent logic verification system and method of power five-prevention, and belongs to the field of power system operation. The system comprises an input unit, a storageunit, a checking unit and an output unit, the input unit is used to log in a historical operation ticket or input a new operation sequence, and establishes an initial operation ticket model; the storage unit stores the historical operation ticket and a new operation ticket, and uses the stored operation tickets as a simulation test sample; the checking unit comprises forward and backward checkingunits, the forward checking unit carries out forward simulation operation of the operation sequence of the operation ticket, checks whether the anti-error logic of the forward operation of the operation ticket is correct, and if YES, the next unit is entered; the backward checking unit carries out backward disordered simulation operation on the operation sequence of the operation ticket, and checks whether the anti-error logic can pass, and if NO, the next unit is entered; and the output unit generates an operation ticket from the initial operation ticket model that passes checking, and stores the generated operation ticket in the storage unit synchronously.

The invention relates to a multi-functional visitor system including a visitor machine and an IC card suitable for recording the advancing track of a visitor; the visitor machine includes a main control module, and a storage module and a communication module connected with the main control module; the main control module is connected with a scanner to read and record printed face information of anidentity card; the main control module also is connected with an identity card reading device to read information of an inner chip of the identity card; the main control module also is connected withan IC card reading and writing device to write the visitor information into the IC card; the IC card internally includes a positioning module, a microprocessor module connected with the positioning module, and a storage module for pre-storing map data of a region and writing the visitor information. After the visitor information is written into the storage module, the microprocessor module do activated operation on the positioning module to record the advancing track of the visitor; and after the visiting is finished, the main control module reads the advancing track of the visitor through the IC card reading and writing device.

A detection system and method for a high-power MOS tube are disclosed. The system comprises a detected MOS tube, a sampling detection circuit unit, a grid electrode voltage power supply, a drain electrode voltage power supply, a D / A conversion unit, a single-chip microcomputer control and data processing unit, a computer, a display unit, and a keyboard. The method includes the following steps: (S1) collecting a drain electrode current value of the detected MOS tube by the sampling detection circuit unit; (S2) performing data conversion on the collected drain electrode current value by an A / D conversion circuit; (S3) conveying converted digital quantity data to a single-chip microcomputer circuit; (S4) transmitting multiple collected drain electrode current values of the MOS tube to the single-chip microcomputer control and data processing unit by the single-chip microcomputer circuit; (S5) classifying and screening received data by the single-chip microcomputer control and data processing unit; and (S6) performing data display on a screening result by the display unit. The detection system and method enable a user to quickly screen out the MOS tube with good or bad consistency of drain electrode current from batch high-power MOS tubes, and have the advantages of high accuracy and convenient usage.

The invention relates to an intelligent logic verification system and method of power five-prevention, and belongs to the field of power system operation. The system comprises an input unit, a storageunit, a checking unit and an output unit, the input unit is used to log in a historical operation ticket or input a new operation sequence, and establishes an initial operation ticket model; the storage unit stores the historical operation ticket and a new operation ticket, and uses the stored operation tickets as a simulation test sample; the checking unit comprises forward and backward checkingunits, the forward checking unit carries out forward simulation operation of the operation sequence of the operation ticket, checks whether the anti-error logic of the forward operation of the operation ticket is correct, and if YES, the next unit is entered; the backward checking unit carries out backward disordered simulation operation on the operation sequence of the operation ticket, and checks whether the anti-error logic can pass, and if NO, the next unit is entered; and the output unit generates an operation ticket from the initial operation ticket model that passes checking, and stores the generated operation ticket in the storage unit synchronously.

Disclosed is a substation inspection operation and maintenance management system which comprises a control instruction server; an inspection configuration server connected with the control instructionserver; an inspection notification terminal connected with the inspection configuration server; wherein the inspection configuration server comprises a configuration controller; a task output moduleconnected with the configuration controller; an inspection task planning module arranged between the task output module and the configuration controller; a troubleshooting task configuration module connected with the inspection task planning module in parallel; a control instruction receiving module connected with the configuration control module; and a control instruction analysis module arrangedbetween the control instruction receiving module and the configuration controller. Compared with the prior art, proper inspection tasks or maintenance tasks can be reasonably arranged according to specific control instructions, power anomalies can be effectively checked, faults can be rapidly maintained, and the working efficiency is improved.

An industrial robot suitable for use in a mechanical production workshop, comprising a housing (1); the bottom of the housing (1) is provided with driving wheels (2); a first push rod (3) is fixedly connected to the top of the inner wall of the housing (1); a first hinge seat (4) is fixedly connected to the bottom of the first push rod (3); a testing plate (5) is hinged to the bottom of the first hinge seat (4); the bottom of the testing plate (5) is provided with movable columns (6); a second push rod (7) is fixedly connected to the top of the inner wall of the housing (1); a marking brush plate (8) is movably connected to the bottom of the second push rod (7); a speed sensor (9) is provided on the front surface of the second push rod (7); a sliding groove (10) is provided at the top of the housing (1); sliding blocks (11) are slidably connected to the inner wall of the sliding groove (10); and a screw rod (12) is fixedly connected to one side of each of the sliding blocks (11). The present invention solves the problem that the existing steel plate or steel material flatness testing methods mostly perform manual measurement using a measurement tool, have slow testing efficiency and a poor testing effect, and are inconvenient for a user to use.

The invention relates to the technical field of water conservancy projects, and discloses a water conservancy project overwater operation warning and early warning device which comprises a base, a stand column, a lengthening rod, a waterproof box, a photovoltaic panel, a rainfall sensor, a radar water level gauge, a wind speed sensor, a camera and an audible and visual alarm. The stand column is installed on the base, the lengthening rod is detachably installed on the side face of the stand column, the bottom end of the lengthening rod is connected with the stand column through the stand column, and the photovoltaic panel is installed on the lengthening rod through the support. The overwater operation warning and early warning device for the water conservancy project and the using method thereof have the advantages that the water speed, the water level, the rainfall capacity and the wind speed are detected, the river channel environment is simulated, the environment change is analyzed, whether the overwater operation is dangerous or not at the moment is judged, early warning is conducted in time, and the danger caused by the environment can be effectively checked.

The invention discloses a method for detecting and analyzing radiated electromagnetic interference of wiring harnesses of a power conversion system of an automobile. In the method, reasonable detecting steps are designed for detecting primary radiated interference wiring harnesses and detecting the distribution frequency band and size of the radiated electromagnetic interference generated by eachof the wiring harnesses, so as to direct engineering technical personnel to eliminate the radiated electromagnetic interference of the wiring harnesses of the power conversion system and to conveniently implement the excellent electromagnetic compatibility design for the wiring harnesses of the power conversion system. The method disclosed by the invention has the advantages that the steps are compact and the implementation is convenient.

The invention relates to the technical field of unmanned ships and provides a frogman pre-warning method and system based on an unmanned ship. The frogman pre-warning method based on the unmanned shipcomprises the steps of enabling a first unmanned ship to generate a dispatching instruction according to a coverage area range parameter and detection equipment of the first unmanned ship and a received coverage area range parameter of detection equipment of each unmanned ship; and transmitting a dispatching message carrying the corresponding dispatching instruction to one or more unmanned shipsaround the first unmanned ship. According to the frogman pre-warning system based on the unmanned ship, the motility of each unmanned ship and the detection ability of each unmanned ship in a water area are sufficiently utilized; when one unmanned ship detects a frogman, a first area range detection network can be constructed around the unmanned ship within a short time; the existence of the frogman within the area range can be effectively checked to prevent cooperative diving of multiple frogmen.

The invention provides a vehicle electronic VIN device and a control method thereof. The vehicle electronic VIN device specifically comprises an electronic VIN module, and a vehicle VIN code is arranged in the electronic VIN module. The electronic VIN module is electrically connected with an engine ECU of the vehicle through a can bus, and the electronic VIN module is used for receiving the instruction information and controlling the engine of the vehicle to be turned off through the engine ECU; according to the scheme provided by the invention, existing vehicles can be effectively investigated and managed, the inspection and management efficiency of a traffic police department on the vehicles is improved, fake-licensed behaviors are avoided, and fighting against escapers is powerfully supported; and the scheme provided by the invention is relatively novel, can be suitable for any current automobile, is relatively simple to install, and only needs to be electronically configured in thebuilt-in storage module.

The invention relates to the technical field of unmanned ships and provides a frogman pre-warning method and system based on an unmanned ship. The frogman pre-warning method based on the unmanned shipcomprises the steps of enabling a first unmanned ship to generate a dispatching instruction according to a coverage area range parameter and detection equipment of the first unmanned ship and a received coverage area range parameter of detection equipment of each unmanned ship; and transmitting a dispatching message carrying the corresponding dispatching instruction to one or more unmanned shipsaround the first unmanned ship. According to the frogman pre-warning system based on the unmanned ship, the motility of each unmanned ship and the detection ability of each unmanned ship in a water area are sufficiently utilized; when one unmanned ship detects a frogman, a first area range detection network can be constructed around the unmanned ship within a short time; the existence of the frogman within the area range can be effectively checked to prevent cooperative diving of multiple frogmen.