89results about How to "Maintainable" patented technology

The invention discloses a mobile robot controller and a control method. The mobile robot controller comprises a remote controller, a wireless receiving and transmitting module, an industrial personal computer, a receiver, a sensor, a sensor wireless transmission system, a proportional valve and a switching valve. The control method comprises the following steps: acquiring the control information of a remote controller panel through a remote controller acquisition board; transmitting the acquired control information to the industrial personal computer in the form of an instruction; acquiring the information of an encoder for encoding the absolute value of each joint by using the industrial personal computer, and performing kinematics algorithm processing through a main industrial personal computer; sensing a control instruction to the receiver to complete motion control over a mobile assembly robot. A high-frequency automobile assembly task is completed by using a special tool connected to the tail end of the mobile robot controller in a master-slave and autonomous control way instead of the arms of a person, thereby lowering the labor intensity of operation personnel and ensuring the safety of the operation personnel.

The invention provides an abnormal operation early warning method for a gateway electric energy metering device. The method is characterized by carrying out 7*24-hour uninterruptible overall real-time tracking on the data acquired by the electric energy metering system to realize overall analysis and abnormity early warning of gateway electric energy metering operation, wherein the tracked contents comprise such information as operation maintenance, data processing, acquired events, system working conditions, data balance and computational formula of the electric energy metering device. The device realizes that different managers subscribe to various types and grades of alarm information according to the authorities of the users and can provide various alarm methods including webpage alarm, mail alarm and SMS (short message service) alarm according to the subscription information of the users. The system has the following beneficial effects: the low-cost fault early alarm system solution based on the existing gateway metering charge system is provided, has the characteristics of maintainability, expandability and reusability and can be applicable to other gateway metering charge systems and power utilization information acquisition systems.

The invention discloses an automatically extracting method for the river-valley morphological parameters based on DEM, and relates to the field of digital geomorphology analysis. The automatically extracting method includes the steps that DEM data for analyzing a river-valley drainage basin is obtained; all rivers belonging to the river-valley drainage basin are obtained and numbered, and sampling points of a longitudinal section are taken at a certain sampling interval a; the morphological parameters of the longitudinal section of a river valley and the morphological parameters of the transverse section of the river valley are calculated. By means of the automatically extracting method, river-valley geomorphology and subsection difference can be represented in the microscopic view, and the whole terrain of the river valley can be analyzed; representation is comprehensive; the calculated parameters are small in interference factor and high in accuracy and operation efficiency.

The invention relates to a control system and a control method for a marine geological winch based on environmental parameter analysis. The control system for the geological winch adopts a hierarchical structure model design method and function modularization means to realize automation for a winch control process; automatic control is realized for three main procedures of cable contracting and releasing mode selection, cable discharge speed and winch braking in the winch control process, so that long-term unattended requirement can be met. The control system for the marine geological winch is used for receiving the shipping information data of ship-borne equipment such as GPS (Global Positioning System) position, ship heading and the like and surveying equipment data such as flow velocity, flow direction and the like and the operating data of the winch such as cable outlet length, cable discharge speed, cable tension and the like; the operations of deciding, sending and carrying out the control commands of the winch are automatically completed. The control system and the control method solve the practical problems of high practicability, poor emergency and the like in the traditional winch control process, so that the degree of controlling the winch by manpower participation is reduced, the manpower cost is reduced, and the sampling efficiency of marine research is improved.

The invention provides a monitor software design method based on a sensor, i.e. monitor software is designed based on a sensor by taking the monitor software hierarchy structure model as the basic. In the design method, the common functions of the monitor software based on the sensor are realized through the component design, and the special functions are distinguished by means of parameters. The efficient development of the monitor software based on the sensor can be realized by configuring the parameters according to the specific needs of users. A monitor software development platform based on the sensor, which is designed according to the above method, mainly comprises a component gallery which can be repetitively used, a data acquisition subsystem, a parameter configuration subsystem and a monitor software assembly subsystem. The design method is verified through the development embodiments of the production enterprises. The results indicate that the method is feasible, and the development efficiency and software quality are obviously improved.

The invention provides a method of recovering system operation, a computer system can be recovered to the state of the prior operating instruction through backing up configuration files of the computer system and storing time points and operation content of each operating instruction executed by the computer system, thereby improving the reliability and stability of the computer system.

The invention relates to an open type control method based on a lightweight service-oriented architectures (LSOA) framework, which comprises the following steps: an application serving layer submits a request for registration service to a bus serving layer, configurates service process for the bus serving layer, and sends flow request massage to the bus control layer; the bus control layer carries out scheduling on the flow request according to the priority level of the flow request massage, processes the flow request and then sends the flow request to corresponding serving; the application serving receives the request massage and returns the result to the bus control layer after the appointed control logic is carried out; and the bus control layer returns the result back. The control method of the invention has open type system structure, is scalable and reconfigurable, can be updated and maintained on line, has strong application serving fault-tolerant capability and the like.

The invention relates to a network information security synthesis managing method based on safety application server. The invention belongs to information security field. The method is: the browser on the client terminal selects one of the security managing application server, security method application server, security auditing application server; when the connection is crated, the client terminal browser sends out instructions, the application server calls the connection created managing object server according to the demands, then the managing object server extracts the information to the managed security resources with three protocol to map the middle piece; when the middle piece receives the data gathering application, it gathers data to the security resources, the gathered data is converted and transmitted to the managing object server according to the mode defined by the mapping middle piece, the managing object server stores the data into the managing object information bank, then tells the application server; the application server calls the managing data to be analyzed through the managing object sever, finally, it is returned to the client terminal browser.

A method for estimating the location of a mobile Wi-Fi signal receiver from a database of independently obtained survey data, each survey datum consisting of a surface of location derived from a composite GPS signal, together with a Wi-Fi signature measured concurrently with the GPS signal measurement, is disclosed. The method comprises receiving a Wi-Fi signature, measured and recorded by said mobile. Wi-Fi signal receiver, at the location to be estimated; extracting from the database, an algorithmically-determined subset of surfaces of location, utilizing the Wi-Fi signature recorded by said mobile Wi-Fi signal receiver, and estimating the location of said mobile Wi-Fi signal receiver from said algorithmically-determined subset of surfaces of location. In one embodiment, the algorithmically-determined subset consists of those surfaces of location with Wi-Fi signatures identical to the mobile Wi-Fi signature; and the estimate of the location of said mobile Wi-Fi signal receiver is determined as the point for which the sum of the squares of the distances to each of the surfaces of location included in said algorithmically-determined subset is minimized.

The invention discloses a method for constructing a maintainable tunnel waterproof system, which comprises the following steps: jetting a concrete layer and paving a waterproof layer on the wall rock of a tunnel, taking each mould of lining as a waterproof sub-area and pre-embedding a plurality of slip casting pipes outside the waterproof layer on central parts of each sub-area and abutted parts of every two adjacent sub-areas along a radial direction; pouring a molded concrete layer outside the waterproof layer in each sub-area so as to form an annular construction joint between the molded concrete layers of every two adjacent sub-areas; and processing the construction joints with a waterproof material. Through the construction method of the invention, the problem of the water leakage of the waterproof layer can be solved by pre-embedding the slip casting pipes, so the water leakage can be limited in the sub-area in a way of slip casting from the pre-embedded slip casting pipes once the water leakage occurs to the sub-area, which does not influence the normal operation of the tunnel, saves time and labor and ensures low maintenance cost. In addition, as the pre-embedded slip casting pipes can be reused, the whole waterproof system is maintainable.

The invention relates to an architecture method of a three-dimensional simulation system for the power system; the method includes the steps of the design of the three-dimensional scene, the appearance of the three-dimensional landform, the design and synthesis of the three-dimensional module, the design of the management mode of the three-dimensional module and the module design of the interactive scene control. Compared with the prior art, the architecture method of the three-dimensional simulation system has the advantages of advancement, innovation, real-time property, extensibility, maintenance and safety.

The invention relates to a method for monitoring operation period slight earthquakes of an underground water sealed cavern. The method comprises the steps of determining a monitoring area; arranging slight earthquake monitoring holes with different depths in a water curtain tunnel; arranging a speed type sensor in each slight earthquake monitoring hole; based on a random simulating method and an optimization method, calculating a positioning error expected value of each sensor configuration solution, and determining an optimal configuration solution; arranging an instrument well at an appropriate position on ground, arranging an instrument chamber next to a well head, placing a data acquisition instrument and a data acquisition computer; arranging a central control room, and placing a dataanalysis computer. The method for monitoring the operation period slight earthquakes of the underground water sealed cavern realizes an operation period slight earthquake sensor monitoring network which covers the whole cavern, and can greatly improve accuracy of a monitoring result, safety, durability and maintainability of an instrument.

The invention discloses signal conditioning equipment which comprises a control computer, a master controller module connected with the control computer, and at least two conditioning modules, wherein the interiors of the conditioning modules correspond to conditioning board cards of different signal conditioning types; the master controller module and the conditioning modules are arranged on a back plane; a control bus is arranged on the back plane; the master controller module is connected with the at least two conditioning modules through the control bus; the control computer receives a conditioning instruction sent by the user, and sends the conditioning instruction to the master controller module, then the master controller module receives and analyses the conditioning instruction and sends the conditioning instruction to the pre-configured conditioning module corresponding to the conditioning instruction, and finally the conditioning module receives the conditioning instruction and conducts corresponding signal conditioning. According to the signal conditioning equipment, the computer conducts real-time mode switch and parameter setting on the signal conditioning board card according to actual requirements, and the dynamic signal conditioning function in case of no equipment outages is realized.

The invention discloses a fault locating method and device in a communication network, and the fault locating method and device are used for solving the problem existing in the prior art that the fault locating accuracy is low. The fault locating method comprises generating at least one first alarm frequent item set; obtaining a candidate parent alarm polling list; wherein the candidate parent alarm polling list comprises several candidate parent alarms, candidate parent alarm mutex relationship identifications and candidate parent alarm priority; determining an alarm which is the same as one candidate parent alarm in the candidate parent alarm polling list in the at least one first alarm frequent item set as a candidate parent alarm; determining a second alarm frequent item set which does not include candidate parent alarms having a mutex relationship in each first alarm frequent item set including candidate parent alarms in dependence on the candidate parent alarm polling list; and selecting one candidate parent alarm as the parent alarm in dependence on the corresponding priority of each candidate parent alarm in each second alarm frequent item set in the candidate parent alarm polling list; and determining the fault point in dependence on the parent alarm.

The invention discloses a double-manipulator coordination control system which comprises a control keyboard, a main manipulator, a display, a main control cabinet and two auxiliary control cabinets. Motion control on two manipulators is realized by collecting pulse data of the keyboard and the main manipulator and sending the pulse data to a lower computer in a form of instructions. An industrial personal computer of the main control cabinet is connected with a computer of the main manipulator and communicates with industrial personal computers, controlling the manipulators, of the auxiliary control cabinets to send out motion instructions. The industrial personal computers of the auxiliary control cabinets plan motion of the manipulators according to the motion instructions of the industrial personal computer of the main control cabinet. Clamping hands and special tools connected at the tail end of the system are utilized to substitute for human arms to complete tasks such as electrified line breaking, electrified line connecting, electrified fallen fuse replacing on a 10KV line with higher electrified operating frequency, so that on one hand, labor intensity can be reduced for operating personnel, and on the other hand, a guarantee is provided for safety of the operating personnel.

The invention discloses a demountable LED lamp tube comprising a light-permeable tube, an LED substrate, a plurality of LEDs and a circuit board which carries an electronic drive unit. The LEDs are disposed on the LED substrate which is disposed within the light-permeable tube. Lamp holders are connected to two ends of the light-permeable tube. Each lamp holder is provided with pins. The circuit board which carries the electronic drive unit is disposed within the lamp holders and electrically connected with the LEDs. The pins are connected with the circuit board. The demountable LED lamp tube is characterized in that at least one end of the light-permeable tube is provided with a positioning end cover which is movably connected with the lamp holders in a threaded or inserted fit manner; each positioning end cover is internally provided with a cavity, and an end plate is disposed at the end, in connection with the light-permeable tube, of each cavity; each end plate is provided with a through hole which admits passage of an LED wire; the front of the circuit board which carries the electronic drive unit is inserted into the cavity of one positioning end cover. The demountable LED lamp tube is simple in structure, convenient to demount and maintain and high in luminous efficiency.

The invention discloses a portable lock-rotor temperature measuring device of a motor. The method comprises a monitoring module, a communication module, a temperature measuring module, a portable box module and a wiring module. The portable temperature measuring device has the functions of automatic testing, automatic recording, automatic analysis and automatic control and the testing difficulties of the conventional motor locked-rotor test using separated parts for testing, such as manual operation and recording and human monitoring, are solved; in addition, the device is small in size and easy to carry, and the problems that the conventional device is not easy to carry and can not be used for on-site measurement on a motor application site are solved. By adoption of the portable lock-rotor temperature measuring device designed by the invention, the temperature measuring test can be carried out on the lock rotor of various motors, and the blank in the field is filled.

The invention relates to an intelligent networking street lamp illumination management system. The intelligent networking street lamp illumination management system is characterized by comprising an illumination lamp, an illumination control unit, a communication network and a monitoring center, wherein the illumination control unit comprises a singlechip, a light-sensitive detector, a network communication interface, a power source and a voltage regulator circuit, the communication network comprises a local server and an internetwork, and the monitoring center comprises a monitoring host, a database server, a large-screen imitation screen, a transmission server and a power supply system. The intelligent networking street lamp illumination management system solves the problems that an existing method can not timely adjust time of opening a lamp and closing the lamp, is incapable of timely reflecting running conditions of illumination facilities, and the like, improves reliability, detectability and expandability of the intelligent networking street lamp illumination management system, is an intelligent networking management system which is mutually independent, and mutually cooperated, shares sources, and can be in interoperation, and achieves economic benefit and social benefit of street lamp enterprises.

The invention provides an inter-regional spot market technical support system. The system comprises a basic platform, a public service application, a core application, an auxiliary scheduling application and a market evaluation disposal application. The inter-regional spot market technical support system provided by the invention meets the market rules and development goals of the inter-regional electric spot market, meets the functional requirements of spot market operation, and ensures the practicability and applicability of the system.

The invention relates to data processing, and discloses an intelligent monitoring method, which comprises the following steps of: loading a link data collection plug-in in a to-be-monitored application program, and collecting link data generated on each node when a transaction of the to-be-monitored application program is executed based on the collection plug-in; obtaining a service index value set of the to-be-monitored application program based on the link data, and obtaining an application index value set of the to-be-monitored application program every other first preset time; obtaining aphysical resource index value set of a server to which each node belongs every other second preset time; and after the transaction is executed, updating a service index value set corresponding to theto-be-monitored application, and aggregating the service index value set, the application index value set, the physical resource index value set and the service index value set to obtain target monitoring data corresponding to the link ID. The invention further provides an intelligent monitoring device, electronic equipment and a readable storage medium. According to the invention, complete monitoring data is provided, and the anomaly positioning efficiency is improved.

The invention relates to a master-slave hydraulic mechanical arm system of a high-voltage hot-line operation robot, which comprises a hydraulic oil source, mechanical arm bodies, hydraulic servo drivers, optical fibers, master arm controllers, master arms, handheld terminals and the like. The mechanical arm bodies are connected with the hydraulic servo drivers and the hydraulic oil source respectively. The hydraulic servo drivers are connected with the master arm controllers which are connected with the master arms. The master arms are connected with the handheld terminals. The hydraulic servo drivers and the master arm controllers are respectively connected with a power source. The master-slave hydraulic mechanical arm system is fast in processing speed, low in cost and stable and reliable in performance.

The invention mainly relates to a high efficiency ventilation device for a crankcase. The high efficiency ventilation device comprises an oil-gas separator body, an upper cover of the oil-gas separator, core parts of the oil-gas separator, an upper cover sealing ring of the oil-gas separator, side cover sealing rings of the oil-gas separator, side covers of the oil-gas separator, diaphragms of the oil-gas separator, diaphragm springs of the oil-gas separator, a sealing ring of the oil-gas separator and core part sealing rings of the oil-gas separator; the whole high efficiency ventilation device for the crankcase is arranged on a gear chamber of a diesel engine through bolts; the three core parts of the oil-gas separator which can be interchanged are arranged on the oil-gas separator body; the core part sealing rings of the oil-gas separator are arranged between the oil-gas separator body and the core parts of the oil-gas separator and used for sealing; and the two diaphragms and the two diaphragm springs are arranged in the cavity formed by the oil-gas separator body and the side covers of the oil-gas separator. The high efficiency ventilation device has the advantages of compete seperation of oil and gas, high filtration efficiency and accuracy, capability of effectively reducing emission and oil consumption rate, easiness in installation, convenience in maintenance, good reliability and the like.

The invention discloses a CFD software verification and confirmation database platform which comprises a display layer, an application layer, a service support layer and a resource layer. The displaylayer displays information to different users and provides quick entrances of various service functions; the application layer provides various specific functions for the database platform and achieves data transmission with an external system through an integrated interface; the service support layer mainly provides basic functional components or tools and is divided into a server-side componentand a client-side plug-in; the server-side component provides platform transaction processing, a data interface, a data cache, a workflow engine and a report generation and retrieval engine; the client assembly mainly comprises a data modeling tool, a data display tool, a data import tool, a process modeling tool and a data processing analysis tool; and the resource layer provides a software and hardware platform for supporting the database platform to operate. The database platform provides a special database for CFD software verification and confirmation.

The invention discloses a detection device for detecting the stress of a pantograph on an overhead line system. The detection device comprises a camera, a white background board, a background board flash lamp, a trigger sensor and a pull force detection device; and the camera and the background board are installed on the same horizontal plane with the overhead line system; and the trigger sensor is installed below the camera. When pulling upwards the overhead line system, the pull force detection device is in linkage with the camera, so that photographing can be performed, and therefore, a displacement and pull force corresponding diagram can be obtained; the pull force detection device is removed, only the camera, the background board, the background board flash lamp and the trigger sensor are left on a site. During detection, when a pantograph at the top of a train passes the trigger sensor, the camera shoots a set of photos of the raised state of the overhead line system during thecontact of the overhead line system with the pantograph; and an actual pull force value is obtained through the comparison of the pixel value of the photos with the displacement and pull force corresponding diagram. The detection device of the method is simple and quick, does not occupy a space, has high safety and high reliability, and can better serve pantograph-overhead line system safe contactin the railway industry.

The invention discloses an optical fiber winding and fixing device, which is suitable for fixing low birefringent fibers in the filed of all-fiber Sagnac optical interferometer mode optical fiber current sensing. The optical fiber winding and fixing device realizes the functions of the low birefringent fibers by means of separation of fixing and packaging and through annular spiral winding; the optical fibers are protected by grooves and supports from being influenced by external stress; and packaging of a shell shields the pollution of the outside world and guarantees the measuring precision and the reliability.

The invention relates to a universal framework for an equipment virtual prototype system. The universal framework comprises a prototype model management module, a tree process control module, a parameter analysis and configuration module, a calculation and scheduling execution module, a heterogeneous data display module and a database; the prototype model management module is used for managing all inputs and outputs, intermediate data and files in the design process; the tree process control module is used for reading configuration data to generate a tree view and managing the design process of a prototype; the parameter analysis and configuration module is used for dynamically configuring required input and output parameters and properties thereof according to the process steps; the calculation and scheduling execution module is used for integrating and invoking various calculation methods to obtain corresponding data results; the heterogeneous data display module is used for expressing and displaying various auxiliary and result data; the database is used for storing the configuration data and the design data and realizing data operation by means of data interfaces in the modules. The universal framework provided by the invention realizes the management of the configuration data and the design data by means of the database and solves the problem of repeated modification caused by heavy development workload and content change.

The invention relates to a magnetically-packaged electrochemical gas sensor and a packaging method thereof, the electrochemical gas sensor comprises a sensor and a base, wherein the sensor comprises an upper cover plate (11), a sensor chip (12), a substrate (13), a magnet ring (14) and a metal thimble (15); the base comprises a magnet ring (21) and a spring needle (22). The sensor chip (12) is a micro-spacing electrode of a three-electrode coplanar system. The electrode is mounted on the substrate (13); electrical conduction is realized through a metal thimble (15); the magnet ring (14) is located between the upper cover plate (11) and the substrate (13) and made of magnetic materials, the upper cover plate (11) and the substrate (13) are plated with metal nickel layers at the position ofthe magnet ring (14), wherein the upper cover plate (11), the substrate (13) and the magnet ring (14) are tightly combined through magnetic force. Therefore, the magnetically-packaged electrochemicalgas sensor is detachable, easy to replace and good in maintainability.

A Microsoft Exchange Server 2010 Web service integration development method includes a first step of calling mailbox management Web service by an application system through an integration technology, a second step of calling mailbox management enterprise service with the same interface by the mailbox management Web service, a third step of calling a Windows PowerShell program command lines by the mailbox management enterprise service, and a fourth step of finally executing a corresponding mailbox management instruction in an Exchange Server 2010 after the Exchange Server 2010 receives the Windows PowerShell program command lines. The method of issuing as Web service is achieved through a series of transmission and translation processes of a mailbox creating and maintenance instruction of from instructions to web pages or a client application system to Web Service to COM + to PowerShell to mailboxes. The Microsoft Exchange Server 2010 Web service integration development method is capable of being seamlessly integrated with any application system capable of calling the Web service.

The invention discloses a special 3-to-6 electric cabinet for a metro vehicle, which comprises a cabinet body, wherein the lower part of the cabinet body is provided with an opening, and the opening is provided with a detachable cover plate which is matched with the opening; three conducting copper bars are arranged inside the cabinet body in parallel, a first binding terminal is respectively arranged at the same ends of the three conducting copper bars, two second binding terminals are respectively arranged at the other end of each conducting copper bar, and an insulator is respectively arranged in the middle part of each conducting copper bar; and the lateral wall of the cabinet body at each first terminal binding terminal is provided with three first threading holes, and the lateral wall of the cabinet body at each second binding terminal is provided with 6 second threading holes. The special 3-to-6 electrical cabinet for the metro vehicle is low in cost and easy to maintain, ensures the production progress of the metro vehicle and greatly reduces the maintenance cost of the metro vehicle in the future.

The invention discloses an integrated structural system penetrating through a giant karst cave and a construction method of the integrated structural system. The integrated structural system comprisesa top reinforcing structure, a base reinforcing structure, a guarding structure, a bridge structure and a light steel shed tunnel structure; the top reinforcing structure is used for reinforcing thetop of a karst cave hall; the base reinforcing structure is used for reinforcing an excavation base of a waste slag backfilling body of the karst cave hall; the guarding structure is arranged on the waste slag backfilling body and connected to the top of the karst cave hall, and vertical grouting channels are formed in the bottom of the guarding structure at intervals in the line direction, and extend into the waste slag backfilling body where the base reinforcing structure is located; the bridge structure is arranged with the range between the guarding structure and the rock wall of the top of the karst cave hall and is a train and track bed load bearing structure; and the two ends of the bottom of the light steel shed tunnel structure are supported on the bridge structure. All the structures are clearly stressed, loads are transmitted separately, uneven settlement of the structures is avoided, and the safety during operation is guaranteed.