2180results about How to "Avoid human error" patented technology

The invention provides an active-lane-changing collision-avoidance control method and device based on vehicle-vehicle coordination and belongs to the technical field of intelligent traffic / automobile active safety control. The active-lane-changing collision-avoidance control device comprises a vehicle-vehicle communication unit, a distance measuring sensor, a three-axis acceleration sensor, a vehicle speed sensor, an electronic control unit, an ESP control unit, a driver auxiliary operation unit, a tail lamp control unit and a vehicle inner warning unit. According to the active-lane-changing collision-avoidance control method, surrounding vehicle information is obtained through the vehicle-vehicle communication unit, the safety distance between a vehicle and a front vehicle on the same lane and the safety distance between the vehicle and a front vehicle on the side lane are determined; then, whether the vehicle meets the coordinated lane-changing collision-avoidance requirement is judged, if yes, the expectant lateral and the longitudinal acceleration of the vehicle is calculated, and control over the direction and the speed of the vehicle are conducted, and if not, lane-changing danger warning is conducted. By the adoption of the active-lane-changing collision-avoidance control method and device based on vehicle-vehicle coordination, active-lane-changing collision-avoidance control is achieved, driver safety accidents caused by emergency brake and rear-end collision accidents caused by emergency brake can be avoided, manual operation errors are avoided, and the safety of driving the vehicle is guaranteed.

The invention provides a welding robot which makes it possible to, in a seam tracking operation during tandem welding, realize a high tracking ability, not only for a leading electrode, but also for a trailed electrode. A translational correction calculating unit (23) corrects a target value Plead(t) of the leading electrode (5a) using a translational correction amount Delta P(t) in a base coordinate system Sigmabase for a next time position of the leading electrode (5a), to obtain a primary correction target value Plead(t)'. A rotational correction calculating unit (24) calculates a rotation correction amount Delta theta(t) for correcting displacement of an orientation of a torch (6) around the leading electrode (5a) with respect to a actual weld line Lre generated because of the translational correction amount Delta P(t), and calculates a secondary correction target value Plead(t)'' resulting from correcting the primary correction target value Plead(t)' so that the torch (6) rotates around the leading electrode (5a) by the rotation correction amount Delta theta(t). A manipulator (2) is driven on the basis of the secondary correction target value Plead(t)''.

An evaluation and support system of electric power device state comprises system management module for managing test process, authority, organization and personnel; data management module for classifying and managing device data such as device type, device parts, device parameter, weight ant test parameter; state evaluation management module for obtaining healthy state result of electric power device by calculating and analyzing means.

Ticket buying client sides are installed in a mobile phone and a panel personal computer by a user, and once the ticket buying client sides are installed, a system unique identification number is built for the mobile phone according to information such as the machine number of the mobile phone, the mac (media access control) address, namely the hardware address, the model and the brand. The ticket buying client side on the mobile phone is connected with a ticket buying client server by virtue of the wireless internet or the mobile internet, the user inquires and selects the cinema of which the ticket is needed to be bought and the showing member of the film by virtue of the ticket buying client side, and selects the position and number of the seat which is needed to be bought on the client side, and after selecting, on-line payment is performed through connecting the ticket buying client side with an on-line payment gateway; after the payment is completed, the ticket is successfully bought; and the ticket buying server returns the relevant information of the bought cinema ticket back to the ticket buying client side, and a relevant ticket buying certificate is generated on the client side. The user can directly exchange the cinema ticket by virtue of a counter or directly issues the ticket by virtue of an automatic ticket printer when going to the cinema with the ticket buying certificate.

The invention relates to a method and a system for human face comparison identity identification, which comprises the following steps: searching human face data stored in a database and an IC card by identified personnel through identity marks of the identified personnel; obtaining identification human face data of the identified personnel through image picking, photo taking and scanning; using a computer human face identification system; and carrying out coidentity comparison on the originally stored human face data and the later obtained identification human face data for realizing the identity identification. The system comprises identity mark, identity mark carrier and corresponding identifying and reading units, units for obtaining the identification human face data of identified personnel and units for storing, processing and recording the human face data. The invention can be used for industries such as banks, public security, telecommunications, medical insurance, civil aviation, education, military and the like, can effectively avoid the manual careless omission, and can automatically, conveniently efficiently and accurately realize the digital identity identification and passageway control and the like.

The invention provides a machine vision method for identifying the dial plate information of a multi-pointer instrument. The machine vision method mainly comprises the following steps of: acquiring an image containing information of the multi-pointer instrument, preprocessing the acquired image, positioning and marking a dial plate of the multi-pointer instrument in the image, segmenting the dialplate of the instrument in the image of the dial plate of the multi-pointer instrument, carrying out mathematical morphological filtering, extracting pointer characteristics in the dial plate by means of a human-eye-vision based jumping searching pointer and a human-eye-vision staring characteristic, calculating readings of the pointers of the instrument and the like. The machine vision method provided by the invention can be used for automatically carrying out vision identification on the information of the dial plate of the multi-pointer instrument in one image, and has the advantages of high degree of automation, accuracy in measurement, high efficiency and the like; and compared with the detection method in which one image and one instrument are provided in single-pointer instrument detection at present, the invention improves the utilization rate of the pointer instrument detection equipment and reduces the instrument detection cost.

The invention provides a method for controlling the use permission of a fine-grained client. The method comprises the following steps of: generating a database of permission and function relations; and generating a permission configuration module, a permission acquisition module, a basic permission control module and a special permission control module to be called in subsequent steps, wherein when a user is registered, a role is required to be selected; a system calls the permission configuration module to acquire the use permission of the role on a webpage so as to acquire the permission of the role on a function on the webpage and call the basic permission control module to set the basic attribute of the function on the webpage; and after triggering a certain function on the webpage, the user calls the special permission control module to perform special permission control on the function.

The invention discloses a gange pointer automatic measuring identification method and reading method that includes gange image collection, pre-process of the gange image, taking pointer origin detecting using Hough conversion, detecting and identifying the gange pointer location by calculating the central projection point of the gange; then reading the value on the base of detecting and identification pointer location. The invention could automatically detecting and identifying the gange pointer and can conquer the human factor error and visual error when checking the gange by human eye. It has the advantage of high speed calculating, high accuracy identifying, low effect of human factor and convenience to take automatic information process.

A method for inspecting hepatitis and AIDS nucleic acid by synchronized amplification and its reagent knit are disclosed. The process is carried out by taking magnetic ball as automatic medium, specific synchronized capturing HBV, CHV and HIV nucleic acid, accelerating biotin primer construction and purification by RNA external label and internal label, real-time synchronized inspecting and T-PCR amplifying based on Tagman probe. The reagent knit consists of dis-inhibitor, cracking liquid, magnetic ball suspension, washing liquor, internal check, RT-PCR reactive liquor, enzyme mixture, fluorescent mixture, positive check and negative check. It's accurate and automatic, has single-tube operation, closed inspection AND synchronized extraction, and it has better sensitivity and specific performance and can be used for large-scale blood screening and large-capacity clinical inspection.

The invention discloses a micro-blanking automation device and method of a sheet metal under indirect impact of laser. The micro-blanking automation device comprises a laser generating system, an automatic forming system and a control system, wherein the laser generating system is composed of a laser controller, a laser emitter and an optical fiber, the automatic forming device is composed of an end cap, a focusing lens cone, a machine body, a micro-blanking worktable, a three-coordinator moving chuck, a base, a varying magnetic field device, a rotary table multi-position device, a restraint layer-fly piece integrated piece, a restraint layer-fly piece integrated piece storage bin and a recovery device. According to the micro-blanking automation device and method of the sheet metal under the indirect impact of the laser, pulse laser is used as a forming power source, energy conversion between optical energy and mechanical energy is conducted through a restraint layer-fly piece integrated piece device, and therefore automation of the micro-blanking technology that the sheet metal is loaded through a fly piece driven by the pulse laser is achieved. The automatic forming system is relatively independent, the machining precision is free from external interference, and personal errors are avoided. Both laser circuits and the micro-blanking worktable are stored inside the machine body so that safety of experimental operation is improved.

The present invention provides a method and a system for automatically releasing a software package. The method comprises the following steps: (1) after receiving a publishing instruction sent by a client, a server obtains source code of a software package to be released; (2) the server compiles the source code with a built-in compiler; (3) the server packages the compiled source code according to a plurality of built-in site environmental rules, to generate the software package corresponding to a site environment; and (4) the server distributes the generated software package according to a destination address. According to the present invention, not only a repeated and reliable release process can be established to improve the release quality of the software package, but also the entire release process can be automated to improve the release efficiency of the entire software package, and furthermore, multiple developers can participate at the same time to increase the transparency of software development.

A splice protection heater capable of quickly and efficiently performing a fusion process without an excessive heating time, a fusion splicer including the splice protection heater, and a fusion splicing method are provided. The apparatus has a heating part for heat shrinking a protection sleeve that covers a fusion spliced portion of an optical fiber, a plurality of heating elements that can individually heat a plurality of protection sleeves with different timings by being individually turned ON / OFF by switches, or a heating element turned ON / OFF by a switch. This apparatus may also be provided with detecting section that detects whether or not the protection sleeve is set on the heating element, and turns the switch ON / OFF.

The invention provides an account checking system comprising a connection establishment unit, a data recording unit, a data reading unit, a comparison unit and a form generating unit, wherein the connection establishment unit is connected with a financial system of an enterprise and a payment system of a target bank; the data recording unit is used for recording the historical account-in-transit data input by a user; the data reading unit is used for reading the journal data corresponding to the target bank in the financial system in a preset period of time, and the account statement data corresponding to the enterprise in the payment system; the comparison unit is used for comparing the journal data with the account statement data according to a preset rule so as to obtain the account-in-transit data and the received account data in the preset period of time; and the form generating unit is used for generating a form according to the historical account-in-transit data, and the account-in-transit data and the received account data in the preset period of time so as to display transaction details between the enterprise and the target bank. The invention also provides an account checking method. Through the technical scheme, electronic automatic account checking can be performed so as to improve the account checking efficiency and the accuracy of the enterprises and public institutions.

The invention provides a protective heat flow meter method thermal conductivity coefficient measuring instrument for realizing the vacuum insulation and thickness measurement function. A test stack body of the measuring instrument comprises a hot plate and a cold plate, wherein a heating film is clamped between the hot plate and a hot plate fixed seat; and the cold plate is similar to the hot plate in structure. A vacuum system consists of a vacuum box, a vacuum pump, a sealing gasket and a sealing bottom plate; and the vacuum insulation function can be realized through the vacuum pump. A thickness measurement module consists of a displacement sensor capable of outputting an electric displacement signal; the displacement signal enters a controller and realizes the function of automatically measuring the thickness of a test piece; and the whole instrument is measured and controlled by a computer. The protective heat flow meter method thermal conductivity coefficient measuring instrument has the beneficial effects that the influence of environment on measurement stability is avoided through a vacuum chamber; meanwhile, the thickness of the test piece is automatically measured to avoid the personal error caused by manual measurement; and the measuring repeatability, the accuracy and the degree of automation of the instrument are improved. The protective heat flow meter method thermal conductivity coefficient measuring instrument can be widely applied to manufacturing enterprises of heat insulation and heat preservation materials, related quality inspection departments and units, institutes of higher learning, research institutes and other scientific research units.

The invention discloses a method for realizing ONU (Optical Network Unit) service automatic opening on OLT (Optical Line Terminal) equipment, relating to the field of communication equipment of a passive optical network. The method comprises the following steps: S1. pre-configuring an ONU data resource pond on the OLT equipment, and confirming various configuration data sets necessary for hanging a plurality of ONUs under the OLT equipment; S2. in the OLT equipment, generating respective required templates aiming at different types of ONUs, and confirming the requirement on configuration data for opening the service of various types of ONUs; and S3. when each ONU is accessed to the OLT equipment, obtaining the type of the ONU by the OLT equipment, obtaining the configuration data according to the content of the ONU corresponding to the requirement template, requesting the configuration data from the ONU data resource pond, transmitting the configuration data to the ONU so as to accomplish the service opening, and recoding the allocation relationship of the configuration data. The method needs no manual engagement into the opening process; the service can be opened automatically; the artificial mistakes are prevented; the accuracy in service opening is improved; and the opening efficiency is ensured.

The embodiment of the invention discloses a method and a device for processing faults of telecommunication equipment. The method comprises the following steps: constructing a fault template library comprising fault features according to fault information characteristics; constructing a fault processing solution library according to the fault processing experience, and describing a solution for positioning and solving equipment problems through a fault processing template; constructing a fault rule library for determining the fault processing template according to a fault feature condition in a fault template; acquiring fault information, and converting the fault information into a fault template format; resolving the fault feature comprised in the fault information, judging whether the fault feature conforms to the fault feature condition of the fault template in the fault rule library, if the fault feature conforms to the fault feature condition of the fault template in the fault rule library, determining the corresponding fault processing template, and executing the corresponding fault processing solution. According to the embodiment of the invention, the automation degree of the fault processing flow is increased, the working efficiency of a client processing the fault is improved, the process that a worker participates into processing of a work order is reduced, and the cost investment of the client is effectively optimized.

The invention discloses a safety management method based on dynamic quantitative accident risk prediction, and the method comprises the following steps: an accident predicting platform is provided, and a basic event dynamic predicting model and an accident analyzing model are established; the accident predicting platform detects state information of production units in real time, and failure information is obtained; then the basic event dynamic predicting model predicts the failure information to obtain basic event dynamic probability; then the accident analyzing model calculates the basic event dynamic probability to obtain the current accident risk probability of the production unit; then the current accident risk probability and a preset risk probability control criterion are compared, if the accident risk probability is more than the risk probability control criterion, a preset emergency plan is started to assist an executor to tackle the accident; if not, a preset standard working flow is started, and a warning message is emitted so that the executor can correct a mistake. The method and the system can reflect the influence of dangerous factor change on probability dangers in real time, thus really realizing the safety management idea of prevention first.

The invention relates to an expansion / shrinkage stress testing device for a cement-based material, which comprises an inner circular ring and an outer circular ring which are coaxial and have the same height, and a stress testing device and a data acquisition device which are electrically interconnected, wherein the inner circular ring and the outer circular ring are made of the same material; and the stress testing device comprises a plurality of test stress plates which are distributed evenly along the circumferential direction on the outer surface of the outer circular ring and the inner surface of the inner circular ring and are electrically connected with the data acquisition device. When the testing device is used, the cement-based material (such as pure slurry, mortar or concrete) is cast between the two rings. The expansion and shrinkage stress can be calculated according to the analysis of material mechanics by measuring the stress. Compared with the prior method, the testing device has the main advantages that: a, the testing device is simple, and simple and convenient to operate; b, the restraint stress is even; and c, the testing of starting self water addition molding can be implemented, the testing process needs no manpower to move the test piece, and continuous and automatic test can be realized.

Disclosed is a charging machine including a main charging circuit and a charging control circuit, the main charging circuit comprises a filter circuit, a rectifier filter circuit, a pulse bleeder circuit, a half-bridge inversion circuit, a drive control circuit and a high frequency rectifier charging circuit, the charging control circuit comprises a power supply circuit, a voltage stabilizing circuit, a self-recycle circuit, a current detecting circuit, a voltage detecting circuit and a temperature detecting circuit, and the charging control circuit also comprises a control display circuit and a pulse modulation switching power supply integrating control circuit. The charging machine can effectively release the sulfation phenomenon of a battery plate by controlling a single chip microcomputer in the control display circuit to adopt multi-stage pulse type charging method, fives stages including constant current, constant voltage, floating charge I, average charge and floating charge II. Each stage in process outputs different duty cycle pulsing signal through the control of single chip microcomputer and then a half-bridge power tube is controlled to reach intermittent pulse current charge and depolarization effect.

The invention belongs to the technical field of autonomous environment sensing of robots and relates to an automatic calibration method between three-dimensional laser and monocular vision. The method is characterized in that the automatic combined calibration between the three-dimensional laser and the monocular vision can be completed through a designed calibration device. The process of extracting laser data feature corners can be divided into two stages of detection and correction. The mapping association of original three-dimensional laser data with a distance measurement data matrix after binarization and the statistical analysis are carried out during the detection stage; and the matching through a standard template constituted by black and white corners in a calibration plate is carried out during the correction stage, thereby improving the corner extraction precision and further adopting the iterative optimization method for solution. The automatic calibration method has the beneficial effects of effectively reducing the noise and the affects of an incident angle on laser distance measurement data, and the calibration process realizes the automation and the integration of the extraction and the matching of laser-vision data feature corners, thereby laying a foundation for multi-sensor information fusion.

The invention discloses a power transmission line fault maintenance system and method based on an unmanned aerial vehicle inspection tour image. The system is composed of a remote monitoring platform and an unmanned aerial vehicle. The unmanned aerial vehicle is configured to sequentially collect image information in all tower ranges at an inspection tour line according to an inspection task and transmits the information to the remote monitoring platform. The remote monitoring platform is used for planning an inspection task, making an inspection line and sending the made inspection line to the unmanned aerial vehicle, monitoring the progress of the inspection task, receiving real-time information from the inspection process of the unmanned aerial vehicle, carrying out classification and arrangement on the image collected by the unmanned aerial vehicle so as to carry out screening and fault elimination by the management staff to obtain a fault image of a power transmission line, marking a fault image, generating a corresponding maintenance task based on the marked image, and sending the task to a maintenance worker. Therefore, the work efficiency of inspection of the unmanned aerial vehicle is improved; the manual error is avoided; and the accuracy of the fault analysis and maintenance is enhanced.

The invention discloses a combined box filling machine of a battery assembly line. The combined box filling machine comprises a controller, a cork base feeding mechanism, a battery conveying mechanism, a battery pack conveying mechanism, a battery box conveying mechanism, parallel-connection mechanical arms, an electric cylinder grasping hand and a machine frame, wherein the controller, the parallel-connection mechanical arms and the electric cylinder grasping hand are all installed on the machine frame, and the cork base feeding mechanism, the battery conveying mechanism, the battery pack conveying mechanism, the battery box conveying mechanism, the parallel-connection mechanical arms and the electric cylinder grasping hand are all electrically connected with the controller respectively. According to the combined box filling machine, batteries can be filled onto a cork base and combined into battery packs, then, the battery packs are filled into a battery box according to certain arrangement rules, automation of work for filling the batteries into the box is achieved, work efficiency is improved, and human errors are avoided.

The invention discloses a commercial tenant address information recognition method and device. The method comprises the following steps: acquiring commercial tenant information of a commercial tenant; conducting word segmentation on a commercial tenant address when the acquired commercial tenant information comprises the commercial tenant address to obtain an address word set of the commercial tenant address; matching the address word set of the commercial tenant address with the address information in a pre-arranged standard address information chart; calculating corresponding weight value of the address word set, complete administrative level information contained in the standard address information chart and corresponding geographic names according to the completing degree of the words in the address word set; selecting the commercial tenant address information as corresponding address information with the uppermost weight value in the standard address information meter when the address word set has at least two pieces of address information in the standard address information chart. The method and the device can quickly and accurately realize recognition of the commercial tenant address information.

The invention provides a user-side distributed energy power generation management system. The user-side distributed energy power generation management system comprises an online monitoring subsystem and an information publishing subsystem which are connected through an isolation device. The information publishing subsystem is mainly used for Web displaying for relevant enterprises and the societal public. The online monitoring subsystem is responsible for acquisition, collection, monitoring and analysis of real-time data such as electric energy data, electric energy quality, environmental data, equipment working conditions and the like of distributed power generation projects. The system can acquire real-time power generation data of the distributed energy power generation projects within a certain range, provide technical services such as monitoring, analysis, evaluation, grid connection, information publishing and the like for users, achieve concentrated digital supervision of the distributed energy power generation projects, and provide technical support and data support for the government to carry out the low-carbon and energy-saving strategy and make and implement the clean energy development plan and related policies.

The invention relates to a grinding wheel external circle run-out detection method based on a laser displacement sensor. The grinding wheel external circle run-out detection method comprises the detecting step of: firstly, installing the laser displacement sensor in front of the external circle surface of a detected grinding wheel, and connecting circuits of detection equipment; determining a signal sampling frequency and a sampling length of each measurement of the laser displacement sensor according to measurement conditions of the detected grinding wheel; setting the signal sampling frequency fk and the sampling length Ls of the laser displacement sensor through computer software; inputting the signal sampling frequency fk and the sampling length Ls into a controller of the laser displacement sensor; and detecting the external circle surface of the detected grinding wheel by using the laser displacement sensor during the rotation of the detected grinding wheel, sampling data and transmitting the data to a computer, and processing and analyzing the sampled data to obtain an external circle run-out value of the detected grinding wheel finally. The grinding wheel external circle run-out detection method based on the laser displacement sensor achieves the real-time and precise measurement of radial run-out of the external circle of the grinding wheel.

The invention provides an anti-collision control system and a control method thereof and the control system and control method are used for the anti-collision of the vehicle. The anti-collision control system comprises a sensor, a controller and a warning device, wherein the sensor is used to detect the distance between a vehicle and an obstacle; the controller is electrically connected with the sensor and used to obtain a warning vehicle distance according to the current speed of the vehicle; the warning device is electrically connected with the controller; if the distance is less than the warning vehicle distance, the controller controls the warning device to warn; and if the distance is less than the brake distance, the vehicle brakes automatically. The anti-collision control system provided by the invention can judge the warning vehicle distance or brake distance according to the current vehicle speed, thus the judgment result can be more accurate and the anti-collision method can be more intelligent.

The invention discloses a GNSS carrier loop circuit tracking method based on a stochastic resonance algorithm. According to the invention, the signal to noise ratio of receiving signals is increased by integral accumulation and multiplication feedback treatment on input signals; rough tracking of frequency of the receiving signals is performed by utilizing a second-order frequency locking loop; and precise tracking is performed on the signals subjected to rough tracking by adopting a third-order phase locking loop. Therefore, precise carrier loop circuit tracking on the GNSS signals is realized in a low carrier-to-noise ratio. According to the invention, an advantage of the stochastic resonance algorithm in an aspect of improving the signal to noise ratio and an advantage of anti-interference and robustness of the cooperation of the second order frequency locking loop and the third-order phase locking loop are integrated effectively. The method is simple in hardware implementation and stable in signal tracking, and can realize stable and reliable tracking of highly dynamic satellite signals by a receiver in a severe environment.

The present invention relates to a method and system for authenticating user identity with a user terminal, authentication front-end computer system, and authentication server. In a first scheme, the user terminal transmits an authentication instruction comprising an authentication message to the authentication front-end computer system. Then, the authentication front-end computer system transmits an authentication request comprising the authentication message to a specific authentication server. In a second scheme, the user terminal transmits an authentication request comprising an authentication message to a specific authentication server. In any schemes, after receiving the authentication request, the authentication server authenticates a user's identity according to the authentication message. Preferably, the authentication server transmits an authentication result to the authentication front-end computer system. When a user pays a certain amount of money to an operator, the authentication server transfers the specific amount from a specific user payment account to a specific operator account after successful authentication.

The invention provides a visual multi-database ETL integration method and system. The visual multi-database ETL integration method includes the following steps that source databases and target databases are connected; the SQL statements of source lists of the source databases are obtained through ETL matching of the source databases and the target databases; the SQL statements are optimized and executed, and the ETL data of the multiple source databases are obtained and introduced into target lists of the target databases. The visual multi-database ETL integration system comprises a database management system layer and a semantic layer, the database management system layer connects the source databases with the target databases, and the SQL statements of the source lists of the source databases are obtained through ETL matching of the source databases and the target databases; the semantic layer optimizes and executes the SQL statements, obtains the ETL data of the multiple source databases and introduces the ETL data to the target lists of the target databases. The visual multi-database ETL integration method and system reduce the complexity degree of integration of the multiple databases, improve the integration efficiency of the multiple databases, and reduce the risk of integration of the multiple databases.

The invention relates to a satellite attitude quick rescue method. The method comprises the following steps: firstly, judgment is made whether the current attitude is out of control or not, and normal attitude control is performed if the current attitude is not out of control, otherwise the current actuator stops controlling satellite attitude; secondly, a filter is determined according to existence of gyroscopic observation information, and the current satellite attitude and the angular rate are observed and updated and time update is forecasted; and thirdly, judgment is made whether the target attitude is reached according to the current satellite attitude, judgment is made that the current moment needs controlling the actuator or not if the target attitude is not reached, and attitude maneuver control is performed by utilization of the current attitude determination information and the target attitude command if the current moment needs controlling the actuator, or the procedures are repeated if the current moment does not need controlling the actuator. The satellite attitude quick rescue method can quickly rescue the attitude of an out-of-control near earth satellite, eliminates the dependency of the satellite on earth stations and the work load of the earth stations on one hand and is the backup of each other with the prior spaceborne self-rescue method on the other hand, improves the quick spaceborne self-rescue ability, and guarantees the normal operating life of the satellite.