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169results about How to "Reduce the risk of mishandling" patented technology

Display visual angle adjusting device and adjusting method thereof

ActiveCN103529853AObservation effect is goodIncrease the effective viewing angleCharacter and pattern recognitionPosition/direction controlDisplay deviceVisual perception
The invention relates to a display visual angle adjusting device and an adjusting method thereof. The device comprises an image acquisition unit, a control unit and a driving unit, wherein the image acquisition unit, the control unit and the driving unit are successively connected; the image acquisition unit obtains a human face image and/or human body image before a display; the control unit, according to the human face image and/or the human body image, obtains an optimum observation visual angle and calculates the adjusting amount of the current observation visual angle of the display and the optimum observation visual angle; the driving unit, according to the adjusting amount outputted by the control unit, adjusts the display to be at the optimum observation visual angle; the driving unit comprises a connecting part hinged to the back of the display, a support connected with the connecting part, a base supporting the support, and a motor fixed on the connecting part for driving the display to rotate. According to the display visual angle adjusting device, an observer obtains better observation effects through the rotation of the display; the maloperation risks caused by visual fatigue of an operator is reduced; and the largest visual area and comfortableness can be obtained.
Owner:SHANGHAI MICRO ELECTRONICS EQUIP (GRP) CO LTD

Checking method and device for correctness of virtual terminator association configuration of intelligent substation

The invention relates to a checking method and device for correctness of virtual terminator association configuration of an intelligent substation. The method comprises the steps that primary equipment and the topological relation of the intelligent substation are obtained according to an SSD file of the intelligent substation; the secondary function configuration, corresponding to the primary equipment, of secondary equipment is obtained according to the SSD file; the logic connection relation between secondary functions of the secondary equipment of the intelligent substation is obtained according to the primary equipment, the topological relation and the secondary function configuration corresponding to the primary equipment; correctness of virtual terminator two-end IED / LD / LN association configuration in the logic connection relation is checked according to a preset rule. Secondary virtual circuit logic connection errors caused by virtual association configuration errors can be rapidly and effectively checked, maloperation caused by the virtual terminator association configuration errors is avoided, risk of misoperation of running equipment is reduced in the reorganization, expansion and debugging process of the intelligent substation, and safe production and reliable operation of the intelligent substation are ensured.
Owner:POWER DISPATCHING CONTROL CENT OF GUANGDONG POWER GRID CO LTD +1

Intelligent comparison-based online operation and maintenance method and system for secondary equipment of intelligent substation

The invention relates to an intelligent comparison-based online operation and maintenance method and a system for the secondary equipment of an intelligent substation, and provides the high-level application of a soft pressing plate in an intelligent substation. The application comprises the standardization design of the soft pressing plate and the intelligent alarm for the feeding and withdrawingabnormity of the soft pressing plate. Based on the realization of the above functions, the operation and maintenance complexity and the operation and maintenance uncertainty of the intelligent substation can be reduced. Meanwhile, the sequential control operation of a protection device is conducted, so that the one-click type sequential control of feeding and withdrawing protection and security measure isolation is realized. The feeding and withdrawing step of the protection device is immobilized, so that the risk of misoperation in the security measure process is effectively reduced. According to the above technical scheme of the invention, the pilot operation can be carried out in a certain 220 kV intelligent substation, and the running condition is good. Meanwhile, the intelligent level of the substation is improved to a great extent. The configuration of an interval intelligent device during the long-term expansion process is fully considered, and the concept of a replacement device is proposed. The power failure time in the long-term reconstruction and extension process is shortened. Moreover, the modeling is carried out based on the IEC61850 standard, and a theoretical foundation is laid for later strategy implementation.
Owner:STATE GRID SHANDONG ELECTRIC POWER +1

Online operation and maintenance method and system for secondary equipment in intelligent substation based on visual display

The invention discloses an online operation and maintenance method and system for secondary equipment in an intelligent substation based on visual display. Advanced applications of a soft pressing plate of the intelligent substation are proposed, wherein the advanced applications comprise standard designing of the soft pressing plate and intelligent alarming for an in-service and out-of-service exception of the soft pressing plate. By implementing the function, the complexity and uncertainty of operation and maintenance overhaul of the intelligent substation can be reduced. Meanwhile, sequential control operations of a protection device are proposed to realize one-button sequential control for in-service and out-of-service protection and safety measure isolation. The risk of misoperation in the safety measure process is effectively reduced through solidifying in-service and out-of-service steps of the protection device. The technical schemes are experimented in a 220kV intelligent substation, and the operation status is good, so that the intelligent level of the substation is greatly improved. The configuration of a long-term expansion interval intelligent device is fully considered, and the concept of a replacement device is put forward, so that the blackout time in the long-term expansion process is reduced, modeling is carried out based on the IEC 61850 standard, and a theoretical foundation is laid for later implementation of the policy.
Owner:STATE GRID SHANDONG ELECTRIC POWER +1

An aeronautical equipment repair assistance system based on hybrid reality and a method for using the same

The invention relates to an aeronautical equipment repair assistance system based on hybrid reality and a method for using the same. By using a head-mounted hybrid reality device to build a repair assistance system, and the system includes a login management identity authentication module for login authentication, a holographic three-dimensional model display module for demonstration, an image, audio and video presentation module used to explain the operation, a holographic three-dimensional animation superimposing display module for superimposing a reality and a virtual scene, a gesture recognition interaction processing module and a speech recognition interaction processing module for gesture interaction and speech interaction, a two-dimensional code and image recognition module for scanning and matching database feature information, and an operation record module for uploading and saving maintenance records. The invention has the advantages of simple operation, easy access to maintenance personnel, updating maintenance data, intuitively displaying maintenance operation, recording maintenance process in detail, facilitating enterprise traceability management, and greatly improving maintenance efficiency of aeronautical equipment.
Owner:国营芜湖机械厂

Fire-proof space integrated control and display method for nuclear power plant

The invention discloses a fire-proof space integrated control and display method for a nuclear power plant, and belongs to the technology of nuclear power plant security monitoring. In the conventional nuclear power plant, an operator is very difficult to simultaneously perform operation and state monitoring on fire-proof protection equipment on different system operation interfaces comprehensively and accurately. According to the method disclosed by the invention, all sets of fire-proof protection equipment are accommodated into a unified operation management system; three functions including fire-proof space isolation, fire fighting and flue gas exhausting are achieved in the method; in order to realize the functions, active fire-proof equipment is required to cooperate effectively in a unified way; according to the technical requirements and the technical schemes of nuclear power plant systems and equipment arrangement, corresponding control and displaying information is analyzed and determined; a control and display layout scheme is analyzed and determined based on the control and display information. By the adoption of the method disclosed by the invention, the technical information feedback of related facilities in a fire-proof space are integrated, the coordination of personnel operation is improved, the probability of error phenomenon caused by persons is reduced, and a good foundation is laid for safe operation of the nuclear power plant.
Owner:CHINA NUCLEAR POWER ENG CO LTD

Project deployment method and articulated naturality web system

The embodiment of the invention provides a project deployment method and an articulated naturality web system, the method is applied to an operation and maintenance server, the operation and maintenance server is in communication connection with the articulated naturality web server, and the method comprises the steps of when a project deployment request is detected, starting a parameter configuration interface; receiving project configuration parameters input by an operator on the parameter configuration interface; generating a configuration file according to the project configuration parameters; verifying the configuration file according to a preset verification rule; and under the condition that the configuration file passes verification, sending the configuration file to the articulated naturality web server, wherein the articulated naturality web server operates the configuration file to start a project corresponding to the project deployment request. According to the embodiment of the invention, the unified configuration file is generated through the script before project deployment, and then the project deployment task is executed according to the configuration file, so thatautomatic operation and maintenance of the articulated naturality web are realized, the manual participation misoperation risk is reduced, and the project deployment efficiency of the articulated naturality web is improved.
Owner:VISIONVERA INFORMATION TECH CO LTD

Bottom door opening and closing system of railway hopper vehicle

The invention discloses a bottom door opening and closing system of a railway hopper vehicle. The bottom door opening and closing system comprises a bottom door, a bottom door opening and closing mechanism, a door opening block and a door closing block, wherein the bottom door and the bottom door opening and closing mechanism are arranged at the bottom part of the hopper vehicle, the door opening block and the door closing block are arranged on ground, the bottom door opening and closing mechanism is a double four-connecting rod mechanism with movement dead points, a driving lever is integrally in a T shape, a T-shaped transverse part is provided with a door opening arm and a door closing arm, and the tail end of the vertical part of the T-shaped vertical part is fixedly connected with a transmission shaft. The bottom door opening and closing system has the advantages that the unidirectional or bidirectional dead point passing opening and closing mechanism is improved, and a control system for bidirectional closing and opening of the bottom door is provided; by utilizing the mechanism on the vehicle, and the matching of positive and reverse directions of the door opening block and the door closing block fixedly arranged on the ground, the bottom door can be automatically opened and closed no matter which direction the vehicle is driven into an unloading yard along a position 1 and a position 2, the manual opening or assisting of any auxiliary power is not needed, the train grouping and unloading time is shortened, the utilization efficiency of the vehicle is improved, and the risk of false operation is reduced.
Owner:CRRC MEISHAN

Material transferring and automatic batching system and process for traditional Chinese medicine pretreatment

The invention relates to a material transferring and automatic batching system and process for traditional Chinese medicine pretreatment, and belongs to the technical field of pretreatment in the traditional Chinese medicine industry. The system comprises a dense warehouse feeding system, an automatic batching system, a material ex-warehouse discharging system, a empty material box collecting system, an information tracing system and an automatic controlling system, wherein the dense warehouse feeding system, the automatic batching system, the material ex-warehouse discharging system and the empty material box collecting system are sequentially connected by a conveying line device and are electrically connected with the automatic controlling system. According to the material transferring and automatic batching system and process for traditional Chinese medicine pretreatment, the labor intensity of operators, the requirements for professional skills of the operators, the production costand the risk of misoperation of the operators are reduced; the reliability of the system and the utilization rate of a production operation area are improved; the digitized, standardized and normalized management of a production workshop are realized; and implementing is simple, the production performance is stable and the operability is high.
Owner:KUNMING CHINESE MEDICINE FACTORY

Sequence control method of intelligent substation protection device based on operation task and system

The invention discloses a sequence control method of an intelligent substation protection device based on an operation task, which comprises the following steps: presetting corresponding operation task under each sequence control operation application scene and the sequence control operation corresponding to the operation task; selecting a sequential operation application scenario, automatically executing an operation task under the sequential operation application scenario and a sequential operation corresponding to the operation task; after the sequential control operation is finished, automatically obtaining the actual throw-back state of a group of soft platens corresponding to the protection device; comparing the actual throw-back state with the throw-back state of the group of soft platens of the preset target throw-back state of the protection device. According to the invention, the corresponding sequential control operation can be automatically executed based on the operation task, thereby completing the automatic execution of the automatic-back and the safety measures of the protection device; there is no need for operation or maintenance personnel to select the specific process of sequential control operation.
Owner:STATE GRID SHANDONG ELECTRIC POWER +1

Monitoring information based intelligent decision making system for remote trial transmission

The invention provides a monitoring information based intelligent decision making system for remote trial transmission. The intelligent decision making system comprises a system interface module, a power network modeling tool module, an intelligent comprehensive anti-maloperation analytical framework module, a trial transmission decision analytical application function module, an intelligent failure analysis service module, an online equipment monitoring service module and an image processing application module. With implementation of the system, mandatory constraint for remote trial transmission operation of a regulation and control center is realized, and secondary failure impact on a line due to forced trial transmission operation performed when trial transmission conditions are not met is avoided effectively. With adoption of the system, intelligent decision analysis of remote trial transmission is realized with technological means and replaces original manual decision analysis, so that the comprehensiveness and accuracy of decision analysis are guaranteed, the decision making efficiency is increased greatly, the decision analysis time is shortened, and economic losses of a power system are reduced.
Owner:STATE GRID CORP OF CHINA +2

Sequential secondary device control method and system with association of running state of primary device

ActiveCN108963841AAutomatic execution protectionAvoid misuseSwitchgearSimulationSequential control
The invention discloses a sequential secondary device control method with association of the running state of a primary device. The method comprises: a corresponding operation task in each sequentialcontrol operation application scenario as well as a sequential control operation corresponding to the operation task is preset; a sequential control operation application scenario is selected and an operation task in the sequential control operation application scenario and a sequential control operation corresponding to the operation task are performed automatically; after sequential control operation ending, actual investment and exit states of one group of soft pressing plates corresponding to a protection device are obtained automatically; and the actual investment and exit states are compared with the investment and exit states of the group of soft pressing plates in a preset target investment and exit state of the protection device. According to the invention, the corresponding sequential control operation is performed automatically based on the operation task and thus automatic investment and exit of the protection device and automatic execution of the safety measures are completed; and the operation and maintenance personnel or the maintenance personnel does not need to select the specific process of the sequential control operation.
Owner:STATE GRID SHANDONG ELECTRIC POWER +1
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