1225results about How to "Increase the level of automation" patented technology

The invention discloses an intelligent warehousing system based on mobile robots. The intelligent warehousing system comprises three-dimensional goods shelves, a gallery stacking machine, an unmanned forklift type mobile robot, a temporary roller storage line, a roller transferring type robot, an automatic sorting type mobile robot and a software system; the temporary roller storage line comprises warehouse-in temporary roller storage lines and warehouse-out temporary roller storage line arranged at the two ends of the three-dimensional goods shelves respectively; the automatic sorting type mobile robot loads sorting baskets bound with orders and moves to sorting area stopping sites corresponding to goods in the orders; the software system comprises an intelligent warehousing management system and an intelligent warehousing control system, the intelligent warehousing management system comprises an information management hierarchy and an intelligent management hierarchy, and the intelligent warehousing control system comprises a dispatching management hierarchy and an execution feedback hierarchy. According to the intelligent warehousing system, especially daily necessity warehousing systems for electronic business retailing, seamless joint from the warehouse-in process to the sorting process can be realized, the automation level is high, the efficiency of the sorting work is improved, and the human cost is lowered.

The invention provides an unmanned ship achieving multi-function monitoring of a water area. The unmanned ship comprises a ship hull and a power device, a control apparatus and an application apparatus which are arranged on the ship hull, and five load compartments are arranged on the ship hull; the control apparatus comprises a programmable controller, a navigation device and a communication device, the programmable controller is connected with the power device, the navigation device, the communication device and the application apparatus through communication interfaces, and the programmable controller is used for receiving monitoring data and operation information of the power device, the navigation device, the communication device and the application apparatus and sending control instructions to the power device, the navigation device, the communication device and the application apparatus through the communication interfaces; the ship hull is further provided with a water quality sampling apparatus. The unmanned ship takes the programmable controller as the core, an internal bus and communication board cards are adopted to uniformly manage other apparatuses. The unmanned ship is high in cost performance, convenient to carry and easy to operate, the functions such as environment monitoring, water quality monitoring, water quality sampling and flow rate monitoring are integrated into a whole, and the water area monitoring operation efficiency is greatly improved.

The invention discloses a seedling transplanting system based on machine vision and consists of components of seedling transportation, machine vision identification, control and transplanting. A conveyor belt of the seedling transportation component can convey seedling plates to the transplanting positions and automatically convey after the completion of the transplanting; color images obtained from the machine vision system are used for detecting a plurality of appearance growth indicators such as the size, the number of leaves of the seedlings so as to comprehensively judge whether the seedlings are suitable for transplanting and meanwhile determine the location information of the seedlings to be transferred to the control system by a computer through a serial communication interface RS-232; then the PLC of the control system sends commands to an end effector to realize automatic transplantation of the seedlings through the control system; the end effector adopts shovel-shaped fingers driven by a linear cylinder and meets the seedling transplanting demand for seedling plates with different sizes through regulating the angle of fingers. The invention utilizes the vision system to obtain the growth and location information of the seedlings and realizes the transplantation through the control of the computer and the PLC.

The invention discloses a conveyor belt online monitoring system based on machine vision, which is used for real-time detection of conveyor belt deviation, surface damage and longitudinal tear faults. Image information; image transmission module, used to transmit the conveyor belt image collected by the image acquisition module to the computer through Ethernet; image processing module, used for real-time processing of the conveyor belt image transmitted to the computer; fault diagnosis and alarm module, used for identification The running state of the conveyor belt, if the deviation, surface damage and longitudinal tear fault are diagnosed, the alarm will be reported in time; the bracket is used to fix the image acquisition module to the appropriate position of the conveyor belt. The monitoring system provided by the present invention can improve the monitoring level of the conveyer belt state, and achieve the purpose of reducing the manpower and increasing the efficiency of the enterprise. The invention also discloses an online monitoring method for the conveyor belt comprising the monitoring system.

The invention discloses an intelligent network connection traffic management system facing mobile sharing. The system is used to realize the automatic driving, operation and control of an intelligentnetwork connection vehicle on a road for a shared mobile service provider. The system provides specific personalized information and a time-sensitive control command to the intelligent network connection vehicle to assist the vehicle to complete an automatic driving task, and simultaneously, provides operations and maintenance services to a vehicle owner and/or the shared mobile service provider of the vehicle. The vehicle is a full time control or partial time control vehicle. The driving task comprises one or more of the following contents: vehicle following, lane changing, and path navigation.

The invention relates to a total run-out comprehensive measuring instrument, comprising a base part, a head frame part, a measuring slide plate mechanism, a measuring device, an axial measuring position changing mechanism, a radial measuring position changing mechanism, a control circuit and a computer. The right and the left ends on a base are respectively provided with the head frame part and a right tip device; the measuring slide plate mechanism capable of transversely moving is mounted on the middle of the base; a measuring slide plate transmission mechanism is mounted between the measuring slide plate mechanism and the base part; a measuring device is mounted on the measuring slide plate mechanism; the axial and radial measuring position changing mechanism is arranged on the measuring device; the sensing signal output terminal of the measuring device is sequentially connected with the control circuit, the computer and a stepping motor driving circuit; and the output terminal of the stepping motor driving circuit is connected with a head frame driving motor and a slide plate driving motor. The total run-out comprehensive measuring instrument combines mechanical control, data collection and data processing into a whole, and realizes automatic data collection and processing of shaft parts through computer control automation, thereby having convenient operation and control and higher energy efficiency ratio.

The invention discloses a hospital service robot based on a cloud platform and a method. The robot is provided with a plurality of cabinets for containing different medicine materials, updates a planned walking route in real time according to a designated walking route and in combination with the data of a ultrasonic sensor, delivers the medicine materials to designated destinations, receives acquired information of a fingerprint recognition device, identifies the acquired information and then transmits the acquired information to the cloud platform via a wireless communication module, receives information transmitted from the cloud platform, and opens a corresponding cabinet after determining the information a corresponding medical care worker in order to automatically dispense the medicine materials. The hospital service robot and the method can greatly reduce the labor intensity of nurses.

The invention relates to a method for automatically monitoring roadway deformation in real time. The method comprises the following steps of: distributing cross section marks on a selected cross section of a tested roadway section and distributing a plurality of observation mark points on the cross section; erecting a mining camera probe towards a monitored roadway in a mode that a main optical axis is vertical to the tested cross section; observing the initial true distance between previously-measured observation points, wherein the initial true distance is displayed as a display distance on a computer image; and acquiring a video image of the tested roadway section, monitoring the change of the image on monitoring center software of a computer in real time, processing the video image and automatically recognizing the cross section marks and the observation mark points so as to obtain a relative deformation value and an absolute deformation value in different statistics time scales or calculate the size and the change of the roadway cross section. The method has the advantages of automatic, real-time, continuous and non-contact monitoring, safety and high efficiency. A monitoring result can provide bases for the design of a roadway support, roadway maintenance and the prevention of rock burst and a roof disaster.

The invention discloses an automatic LCD screen detecting cabinet based on machine vision. The automatic LCD screen detecting cabinet based on machine vision comprises a cabinet base, a darkroom, a multi-station rotating plate system, an automatic machine vision adjusting system and an automatic PG screen pointing system. The automatic PG screen pointing system comprises a graph signal generator, a pneumoelectric sliding ring, a power source, a computer and a plurality of signal rotating plates corresponding to LCD screen jigs in number. The automatic machine vision adjusting system comprises an industrial camera, a camera installation assembly, a perpendicular movement mechanical arm and a mechanical arm support. A light source support is further arranged on the top of the cabinet base, and a light source is arranged on the light source support and located between the industrial camera and the LCD screen jigs. The signal output end of the industrial camera is connected into the computer, and the control end of the perpendicular movement mechanical arm and the control end of the motor are connected into the computer. The automatic LCD screen detecting cabinet can eliminate the influences of external natural light and dust and impurities in the air on LCD screen defect detection, and meanwhile, the detecting cabinet has high integration degree, and the detecting efficiency of an LCD screen is greatly improved.

The invention discloses an automatic monitoring and early-warning system for an offshore area environment based on Arduino. The automatic monitoring and early-warning system comprises a data acquisition terminal node, an aggregation node, a monitoring buoy, a remote database server and an environment monitoring center, wherein a main control board of the data acquisition terminal node and the aggregation node is based on an electronic prototype platform Arduino of an open source, a microprocessor with ATmega2560 as a core is adopted, and the collection, storage, treatment and forwarding of marine environment data and location information of monitoring sites are completed through certain customization. The invention further discloses a method for automatically obtaining the marine environment data from foreign satellite remote sensing sites for integration. The automatic monitoring and early-warning system aims to realize on-line real-time dynamic stereoscopic monitoring and can solve the problem that the conventional marine environmental monitoring technology and method are just established on single-point marine environment data transmission and sampling analysis through acquiring the offshore environment data in a real-time manner and integrating satellite remote sensing data.

The invention relates to a life tester for an alternating-current contactor and a control method thereof. The life tester consists of a test control cabinet, a specimen cabinet, a 1/6Ue power supply cabinet and a load cabinet, wherein the test control cabinet comprises an industrial personal computer, a driving circuit and a contact state detection circuit; the specimen cabinet comprises a first accompanied specimen, a contactor specimen and a first breaker; the 1/6Ue power supply cabinet comprises a second accompanied specimen and a second breaker; and the load cabinet comprises a load circuit. The life tester is controlled by the industrial personal computer, so a life test of the alternating-current contactor can be completed automatically and accurately, and the automation level of the life test is improved; and four electrical life tests of a switch-on test, a break-off test, a dead load test and a variable load test of the alternating-current contactor can be performed, and a mechanical life test of the alternating-current contactor also can be performed. The life tester has an integral data protection function, namely test data is not lost in case of unexpected outage, the collected test data is not damaged after the power supply restores, and the test data is saved perpetually.

The invention provides a film covering machine for film covering of the ends of catalysts and a film covering method of the film covering machine. The film covering machine comprises a machine frame, a conveying device, a film feeding device, a film drawing device, a film brushing device and a film cutting device, wherein the machine frame is provided with a workpiece inlet and a workpiece outlet; the conveying device is used for conveying a workpiece to be covered with a film and comprises a front conveying belt and a rear conveying belt, and the front conveying belt and the rear conveying belt are sequentially arranged corresponding to the workpiece inlet and the workpiece outlet and drive the workpiece to be covered with the film to pass through the machine frame; the film feeding device is installed on the machine frame, used for installing and supporting the film to be arranged, and located above the workpiece inlet and the workpiece outlet; the film drawing device is installed on the machine frame and arranged between the workpiece inlet and the workpiece outlet relative to the film feeding device, and can move vertically along the machine frame; the film brushing device is installed on the machine frame, used for brushing the film to be arranged on the surface of the workpiece to be covered with the film, and arranged at the workpiece inlet and the workpiece outlet relative to the film drawing device; the film cutting device is installed on the machine frame and arranged between the film feeding device and the film brushing device. The invention further discloses the film covering method of the film covering machine.

The invention provides a device and method for nondestructively detecting egg quality based on DSP (Dynamic Signal Processing) machine vision. The device comprises a product transmission module, a high-speed DSP machine vision module and a control executing module. The method comprises the following steps of: shooting with a CCD (Charge Coupled Device) camera and transmitting a shot image to a high-speed DSP machine vision system for nondestructively detecting the cracks, shapes and freshness of eggs; transmitting a detection result signal to the control executing module through a PCI (Peripheral Component Interconnect) interface; and removing unqualified eggs from a production line. Due to the adoption of the device and the method, the problems of poor egg detection instantaneity and lowefficiency are solved; and image acquiring and processing are performed by using a DSP-based image acquiring and processing module, so that the image acquiring and processing speeds and stability areincreased. When unqualified products are detected, a motor can be controlled to remove the unqualified products by using an industrial computer, so that the automatic level of a system is raised, andthe production cost is reduced.

A software testing method based on a model includes the following steps that S1, software to be tested is analyzed, and a test object and test characteristics are determined; S2, a UML model is selected and constructed; S3, verification is performed on the UML model, and correctness of the UML model is guaranteed; S4, traversal is performed on the UML model through a depth-first search algorithm, a test case is automatically generated, a relevant coverage rate is calculated according to sufficiency criteria such as a statement coverage criterion, a judgment coverage criterion, a condition coverage criterion and a route coverage criterion, so that assessment of the test case is finished; S5, a test script is generated according to a program to be tested and the test case obtained through the UML model, the test script is automatically executed, and an actual output result obtained through execution of the test script is stored; S6, according to comparison between actual output and anticipated output of the test case, a test result is obtained, and then according to the test object and a preset stopping criterion, whether the model or the program to be tested needs to be modified or not is determined.

The invention discloses a vehicle automatic control method, a vehicle automatic control device, and a vehicle automatic control system. The vehicle automatic control method comprises steps that surrounding vehicle information is acquired, and comprises surrounding vehicle real-time driving information, surrounding vehicle destination information, surrounding vehicle attribute information, and road condition information; driving parameters of a target vehicle are determined according to the surrounding vehicle information and the destination information of the target vehicle; the driving parameters of the target vehicle are transmitted to the executing device of the target vehicle, and the automatic driving of the target vehicle is realized. By considering the destination of the surrounding vehicle, behavioral preferences of a driver, and the real-time driving information of the surrounding vehicle comprehensively, the most possible driving state and the most possible driving route of the surrounding vehicle are analyzed and determined, and therefore the driving route and driving control parameters are recommended to the target vehicle dynamically, or the optimal driving parameters and the automatic control parameters of the target vehicle are given, and therefore the automation level of the automatic control of the target vehicle is improved.

The invention relates to a method and a system for detection of a verticality of CCD installation of a laser cutting machine with an automatically edge searching performance. The method comprises the following steps that: a laser head of a laser cutting machine is directly utilized; a circle and a center of circle mark patterns that are formed by laser light spots are typed on calibration papers,which are paved fixedly at five different areas at a working plane of a cutting bed; marked images at the five different areas are shot through a CCD; an image processing technology is utilized and circumference point coordinates and center point coordinates of the marked images are respectively extracted; and an extreme values of distance of from the center point to all the circumference points are calculated and a verticality between a CCD shaft and the cutting bed is calculated by a calculation model. In addition, the invention also relates to a detection system for a verticality of CCD installation of a laser cutting machine with an automatical edge searching performance. And the detection system mainly comprises three software modules: a control module, an image processing module, and a data processing module. According to the invention, problems on slow detection speed, low efficiency and poor precision and the like during detection on a verticality of CCD installation of a laser cutting machine with an automatically edge searching performance are solved and an automatic capability of the system is also improved.

The invention mainly discloses a multidirectional numerical control hydraulic press for metal plasticity forming. A vertical main working cylinder, two horizontal cylinders and a push-out cylinder are mounted on a stress frame; a punching cylinder is combined inside the vertical main working cylinder stroking downwards, the two horizontal cylinders are a left horizontal cylinder and a right horizontal cylinder both of which stroke in the opposite directions, and each horizontal cylinder is combined with a quick-speed cylinder; the push-out cylinder is positioned below the vertical main working cylinder and adopts an inverted cylinder acting structure; and all cylinder bodies are controlled by a hydraulic control system. In the invention, an oil pump is used for direct driving, numerical control closed loop servo control is achieved, and meanwhile, axial loading and transverse loading are performed at the same time, so as to form high-precision parts with branch shaped or cavity-like complex structures in different directions.

The invention discloses a power transmission line conductor repairing and winding device, a robot and a conductor repairing method. The power transmission line conductor repairing and winding device comprises a support lifting arm, a connection base and a driving base; a spur gear with a line clamping groove is arranged on the driving base; furthermore, a threading hole is arranged on the spur gear; a winding driving mechanism is arranged in the driving base; a bracket is also arranged on the driving base; a winding roller and a releasing motor are arranged on the bracket; the power transmission line conductor repairing robot comprises a robot body with a camera and a walking positioning mechanism; a linear guideway and the power transmission line conductor repairing and winding device are arranged on the robot body; a conductor clamping jaw component is arranged on the linear guideway; and the conductor repairing method is used for repairing by winding an aluminium wire on a split conductor by using the power transmission line conductor repairing robot. By means of the power transmission line conductor repairing and winding device, the robot and the conductor repairing method disclosed by the invention, the current transmission capability of a power transmission conductor can be improved; therefore, the conductor repairing working efficiency can be greatly increased; the labour intensity can be reduced; and the conductor repairing security can be improved.

The invention discloses an intelligent monitoring real-time processing method and device, a computer device and a storage medium. The method comprises: receiving the real-time video stream sent by themonitor terminal, extracting a preset number of video frame images from that real-time video stream,as sample data, which can avoidnetwork congestion caused by the direct use of real-time video streams with large amounts of data, improves the stability and timeliness of abnormal behavior monitoring; then preprocessing the sampled data, and extracting RGB features, optical flow characteristics andhuman posture characteristics, wherein these three features are input into the convolution neural network model for recognition, the recognition result is compared with the preset abnormal behavior category; judging whether the abnormal behavior is included in the video sampling data, using these three characteristics to more accurately predict the behavior of the actor in the video image, whichcan improve the accuracy of abnormal behavior prediction, uses convolution neural network model to automatically identify the abnormal behavior in the sampling data, and realizes the real-time monitoring of abnormal behavior.

The invention discloses a polishing film and the preparation method, which adopts the ultrafine micro mist as the grinding material and prepares in flow-casting coating method, namely the powdered or granular resin is dissolved into the organic solvent and then added in functional additive to make the resin adhesive, then the abrasive of surface-modified ultrafine micro mist is added into the resin adhesive and the spread coating liquid can be obtained after fully mixing, finally the paint is painted on the surface of soft base in flow-casting coating method and the polishing film can be obtained after drying and curing. The preparation method of the polishing film has the advantages of small equipment investment, simple operation, high productivity and automation level, steady craft, even film performance and low manufacturing cost. The polishing film can adjust the craft parameters of the flow-casting craft conveniently according to the different quality requirement and standards of the products, and can achieve production in multi-specification and small lot production and overcomes the problems that the rapid transformation of the product specification is difficult due to the limit of the equipment structure in roller coating method.

The invention discloses a method and a device for automatically separating regular objects according to the requirements of an order. The method comprises that regular objects are stored in different storage bins according to different brands; the lower ends of the storage bins are open, so that the regular objects can slide out from openings at the lower ends of the storage bins; both sides of the opening are provided with lifting plates which can move up and down so as to put down or lift the regular objects; the lower side of the storage bins is provided with a conveyer belt, and a push plate arranged on the conveyer belt pushes out the regular objects which are put down sequentially; after the regular objects of a brand are separated, the lifting plate lifts the regular objects of the brand so as to ensure that the push plate on the conveyer belt cannot push the regular objects of the brand; at the same time, the lifting plate on the storage bin of another brand descends, and the push plate on the conveyer belt pushes out the regular objects of another brand until all the brands required by the order are pushed out. The method and the device can improve automation level of the regular objects required to be separated by the order, reduce the labor intensity of workers, improve the production efficiency, and reduce the damage ratio of the regular objects.

The invention relates to a machine-vision-based online grading and packaging production line for bananas. The production line comprises a conveying device, a grading device, a cleaning and refreshing device and a packaging device, wherein the grading device and the cleaning and refreshing device are connected with the packaging device through the conveying device. According to the machine-vision-based online grading and packaging production line for the bananas, appearance qualities such as shapes, sizes, colors and defects of the cleaned and dried bananas can be detected by a computer vision system in the grading device; besides, the detections on conventional physical and chemical indicators such as textures, pH and soluble solids of the bananas can be realized by exchanging light sources in an illumination box (e.g., by adopting lasers, ultraviolet rays and the like); the grade, grade information and position information, acquired by a position sensor, of the bananas can be determined by an industrial personal computer (IPC) through synthesizing the appearances and the physical and chemical indicators and can be transmitted to a grading execution module; the bananas in different grades are sorted to corresponding fruit discharging chutes by the grading execution module and enter the packaging device to be contained into boxes; and the bananas can be subjected to postharvest batch detecting, grading and packaging, so that the industrial automation level of the bananas is improved.

The invention provides terminal automatic access and configuration management methods. A bidirectional terminal registration management mechanism is established in a way of a terminal side power-on registration initiating mechanism first, a main station side regular polling mode supplemented, so that the problem of incapability of smoothly finishing a registering process caused by failures of links of a terminal, a communication network or a system main station is solved, and automatic accessing management efficiency and reliability of a large-scale power distribution terminal are increased and improved effectively. Meanwhile, an integral running and management configuration method for a system side terminal is provided, automatic resolution configuration of the registered terminal and information interaction with systems such as a system side power distribution automation system, a PMS (Power Production Management System) and a GIS (Geographic Information System) are considered, and automatic flexible configuration of the terminal is finished by correlation of information such as topology and equipment accounts, so that correct and reliable running of the terminal is ensured; labor cost in power distribution automation engineering construction and engineering operation and maintenance processes is lowered greatly; the power distribution automation operation and maintenance management efficiency and the automation level are increased; and power distribution operation and maintenance management lean development is supported.

The invention discloses a blockchain-based enterprise annuity service processing method and system, and the method comprises the steps: determining blockchain nodes corresponding to participation organizations participating in an enterprise annuity service according to roles corresponding to the enterprise annuity, the roles comprising a committee, a holder, a ledger, a holder, and an investment manager; According to the block chain node, constructing an enterprise annuity alliance chain, and issuing the business process processing information of the participation mechanism to the enterprise annuity alliance chain; Generating an intelligent contract according to the business rule and a protocol signed between the participation mechanisms; And processing the enterprise annuity service basedon the information in the enterprise annuity alliance chain and the smart contract. According to the invention, the data security is ensured, the service processing efficiency is improved, and the service processing cost is reduced.

The invention relates to a surface defect form and depth on-line lossless detection method of a high-temperature continuous casting blank, comprising the following steps: scanning the surface distanceof the transverse direction of the high-temperature continuous casting blank along a pulling-speed direction of the casting blank; measuring distance two-dimensional lattices on the running directionand the transverse direction of the casting blank; converting the distance two-dimensional lattices into a distance dimensional HSB two-dimensional diagram; and finally processing the HSB two-dimensional diagram to recognize the forms of surface defects and calculate the depths of the defects in a quantization mode. The method can effectively inhibit the interference of non-defect oxidative sheetiron in a defect form, realize the surface defect form and depth on-line detection of the continuous casting blank above 950 DEG C and evaluate the quality of the surface defects of the integral high-temperature continuous casting blank. The surface defect form and depth on-line lossless detection method has significances for increasing the automatic level of the surface detect detection of the high-temperature continuous casting blank, reducing the production cost, increasing the direct rolling and heat transmitting and loading rate of the continuous casting blank and has important guiding functions for developing a continuous casting blank quality forecast system, improving a continuous casting process technology and increasing the casting blank quality.

The invention relates to an interlaminar reinforcement continuous fiber composite material additive manufacturing method, and belongs to the cross field of composite materials and additive manufacturing. The method includes the steps that a CAD model of a continuous fiber reinforced composite material product is built, matching data, model outline data and scanning route data of continuous fibers and a base of the product are obtained, a wire is pulled by a wire guide mechanism to be guided into a printing spraying nozzle, the printing spraying nozzle is controlled through CAD driving to conduct continuous fiber composite material printing on a working table, interlaminar short fiber paving is carried out through an interlaminar assisting spraying nozzle, a compaction mechanism is adopted for compacting printing layers, and additive manufacturing of the continuous fiber reinforced composite material product is achieved. By means of the interlaminar reinforcement continuous fiber composite material additive manufacturing method, the manufacturing efficiency and the fiber/resin interface bonding strength of a continuous fiber reinforced composite material are improved, the layer and layer bonding performance of the continuous fiber reinforced composite material is achieved through short fiber paving between the printing layers, interlaminar reinforcement of the additive manufacturing composite material is achieved, the material fiber volume fraction is improved, and the high-performance and high-efficiency additive manufacturing of the continuous fiber reinforced composite material is achieved.

The invention discloses an automatic locking mechanism and an automatic locking filature provided with the same. The automatic locking mechanism mainly comprises an installation bottom plate, a first bearing installation plate, a second bearing installation plate, a push assembly, a compression assembly, a precession assembly and a control component, wherein the first bearing installation plate and the second bearing installation plate are fixedly arranged relative to the installation bottom plate; the push assembly is fixed on the installation bottom plate; the compression assembly is arranged on the first bearing installation plate and the second bearing installation plate; the push assembly is used for driving the compression assembly to move vertically downwards; and the precession assembly comprises a pneumatic screw driver for driving a screw to rotate for locking. In the automatic locking mechanism, the working condition of the pneumatic screw driver is controlled through the control assembly, a synchronous belt wheel and an encoder, so that the controllability of a torque signal of the pneumatic screw driver is realized, and the automatic locking speed is greatly increased.

The invention provides a reduction and generation method of an action report of a relay protection device at a scheduling port, which is applied to a power network relay protection and failure information management system. The method comprises the following steps: normalizing output information of a relay protection device on a station port, and sending the information by classification; establishing a communication specification between a master station and a slave station to guarantee integral data transmission; and outputting corresponding action report at the scheduling port of the masterstation according to the device type to realize reduction and generation of the device report at the scheduling port. The method in the invention helps realize that the action report is basically consistent with the report form and the content printed on the spot by the relay protection device in an information display layer of a master station system. The method is completed and practical; and the method helps perfect the information content sent by the relay protection device, solve the long-standing functional problems of the domestic relay protection and failure information management system such as scattered information, shortage of the content and the like, meanwhile formally realize long pass of the relay protection action report, is beneficial to relay protection professional staffs to carry out protection action analysis, and improve the integral practicability level of the system.

An inertia measuring and controlling method for preventing the lateral turn-over of car includes such steps as scaling the Z-axis gyroscope to be zero deflection in stationary state, using the rotation speed measured by Z-axis gyroscope and the linear speed measured by traditional speed meter to calculate centrifugal acceleration, using the output of X-axis acceleration meter to calculate the components of gravitational acceleration on X-axis and Z-axis, the inclination, total inertial acceleration and the deflection, dividing the maximal critical inclination by said deflection to obtain the safety coefficient, and judging its value to calculate the control instruction.

The invention discloses an automatic wellhead operation tong used for petroleum workover. The automatic wellhead operation tong mainly solves the problems that in prior petroleum workover field, low working efficiency, high labor intensity, the bad security, and serious environmental pollutions are caused because the operation for loading and unloading pipe column is accomplished by a manually-operated opening type hydraulic tong and a replacing elevator. The automatic wellhead operation tong is characterized in that the operation tong integrates a close type power tong and a power slip into a whole, and the operation tong is composed of a main tong, a back tong, a slip and vertical guide rails, supporting frames extending from the both sides of the slip are used for installing the two vertical guide rails, the main tong and the back tong can be moved vertically along the guide rails, and the enclosed space between the main tong and the back tong can be used for collecting residual liquid of the pipe column. The automatic wellhead operation tong has the advantages that automatic wellhead operation tong can realize the automatic screwing and unscrewing of the screw threads from the tube and the environment-friendly operation; the tong can be firmly clipped at the tong mouth, thus components are not needed to be replaced in a wide range, and the working efficiency is improved greatly. The clipping performance is good, the working is reliable, and the social and economic benefits are quite remarkable.