34results about How to "Reduce operation and maintenance risk" patented technology

The invention discloses an operation and maintenance safety auditing method. The operation and maintenance safety auditing method comprises the following steps: receiving a login request sent by operation and maintenance personnel, and verifying the login request; if the verification is passed, obtaining and storing face image information of the operation and maintenance personnel in real time, and meanwhile recording an operation and maintenance operation on operation and maintenance target equipment in real time; verifying the identity of the operation and maintenance personnel in real time according to the face image information, and judging whether the operation and maintenance operation is an illegal operation; if the verification of the identity of the operation and maintenance personnel is wrong, and / or the operation and maintenance operation is the illegal operation, sending an alarm signal and / or interrupting the operation and maintenance operation; and carrying out correlation analysis on the face image information and the operation and maintenance operation, forming an operation and maintenance link, and carrying out audit according to the operation and maintenance link. Identity authentication can be carried out on the identity of the IT operation and maintenance personnel in an operation and maintenance personnel process, and the illegal operation and maintenance operation can be found in time. The invention further discloses an operation and maintenance safety auditing system.

The invention relates to a concentrated operation and maintenance safety audit system in an intelligent power grid dispatching control system. The system comprises a data acquiring end for acquiring state information of the operation and maintenance system and personnel operation information; an audit service end for collecting the information sent by the data acquiring end and responding according to an audit request sent by an audit client; the audit client for sending the audit request to the audit service end and checking the current latest audit record responded in the audit service period. The system provided by the invention provides an important measurement for improving the internal safety risk control of the concentrated operation and the maintenance system in the intelligent power grid dispatching control system.

The invention relates to a bayonet operation state quantitative evaluation method and system. Through the comprehensive and quantitative evaluation of the quality of vehicle pass record data generated a bayonet system, a bayonet operation state is visualized. At the same time, the visual display system of the bayonet operation state is realized, a simple and visual result display is provided for a user, and a data reference basis is provided for the use of bayonet data.

The invention discloses a method for monitoring and deploying software version of an intelligent dispatching system of a power grid. A version monitoring tool is deployed on a monitoring release nodeand a version monitoring agent module is deployed on a monitored service node. The version monitoring tool uses the MD5 code of the file to mark the file identity, and is used for realizing the functions of monitoring modeling, identity calculation, identity difference matching, packaging and publishing, and remote deployment. The version monitoring agent module is used for realizing full-quantitycollection and incremental collection of the identity of the supervised file. The invention is based on DM5 identity checking and Inotify file operation and maintenance monitoring technology, Designversion monitoring agent module and version monitoring tools, check configuration, dynamic library, executable files and scripts and other application files are tampered with or replaced, to achieve software version monitoring and semi-automatic deployment, reduce the pressure of operation and maintenance, improve the stability of the system operation.

The embodiment of the invention provides a data monitoring method and apparatus, computer equipment and a storage medium. The data monitoring method includes the steps: establishing a connection witha management component server through a JMX framework; acquiring an attribute value of a management component in the management component server; generating monitoring data according to the attributevalue of the management component, and displaying the monitoring data; determining whether the monitoring data meets a preset alarm condition; and if the monitoring data meets the preset alarm condition, sending alarm information. The data monitoring method and apparatus can solve the problems of single monitoring items for data monitoring, inconvenient monitoring and management, and the like, areconductive to acquiring and managing the monitoring data, and can reduce the operation and maintenance risk.

The invention discloses a master data storage method based on a primary copy storage pattern. The master data storage method is characterized by comprising the following steps: (1) dividing master data into core master data and non-core master data, (2) storing the core master data into a master data management system database, setting up a core master data copy, and storing the core master data copy into a service system database, (3) storing the non-core master data into the service system database, setting up a non-core master data copy, and storing the non-core master data copy into the master data management system database. By the adoption of the method, operation and maintenance risks caused by external factors of a system can be reduced, and the reliability and the stability of service function can be improved.

The invention relates to a machine room management technology, and provides a cable label management method, which comprises the following steps that: an equipment database is established, and an equipment identifier and an equipment port identifier are stored in the equipment database; a cable database is established according to an equipment database, cable identifiers are stored in the cable database, the cable identifiers comprise equipment identifiers and equipment port identifiers which are connected to the two ends of a cable, and the cable identifiers are arranged on the cable as cablelabels. The invention further provides a cable label management device, computer equipment and a storage medium. According to the invention, the cable database is constructed according to the equipment database, the cable label is printed in advance through the cable identifier for pre-wiring, and the delivery quality is improved.

The invention discloses a data node heartbeat detection algorithm of a distributed transaction database. The data node heartbeat detection algorithm comprises the following steps: step 1, a heartbeatdetection table heartbeat is arranged on a storage node main library and a storage node standby library of a calculation node of the distributed transaction database; 2, a computing node main serviceof a distributed transaction database computing node is set to send a UPDATE operation to a storage node main library every one second in a default mode to judge whether a normal data access service can be achieved or not; 3, when the first UPDATE operation sent to the storage node main library by the computing node main service of the computing node of the distributed transaction database does not obtain a return result within a default interval of 1 second; step 4, the current storage node main library of the computing node main service of the computing node of the distributed transaction database is degraded into a fault state; and step 5, fault recovery between the storage node main library and the storage node standby library is finished. According to the invention, the availability of data service and the reliability of data security can be ensured to be greatly improved.

The invention provides a wind turbine generator set and its transmission device. The transmission device includes a transmission shaft system, a gear box and a generator. The front end of the transmission shaft system is connected to the hub of the wind wheel of the wind turbine generator set, and the input end of the gear box is connected to the transmission shaft. The rear end of the transmission system is connected, and the output end of the gear box is connected with the input end of the generator; a bearing is shared between the transmission shaft system and the gear box and / or a bearing is shared between the gear box and the generator. The present invention implements a semi-integrated design between the transmission shaft and the gearbox and / or between the gearbox and the generator, that is, the transmission shaft and the gearbox share a bearing, and / or the gearbox and the generator A single bearing is shared between them to achieve a compact structure layout, effectively making up for the shortcomings of the complex structure, low reliability and high cost of the current wind turbine; at the same time, it reduces the size of each component of the unit, reduces manufacturing and transportation costs, and realizes detachable maintenance. Reduce operational risk.

The invention belongs to the technical field of riverway sewage disposal instruments, and discloses an intelligent river surge sewage disposal system and a control method. A water surface part of a double-layer sewage interception net is a plastic float type movable trash rack, an underwater part of the double-layer sewage intercepting net is a spun yarn net and a semi-open flow guide pipe groove, and the spun yarn net is vertically hung on the plastic float type movable trash rack; the double-layer sewage intercepting net is mounted in a river surge in a V shape, and the automatic fishing equipment is mounted at the V-shaped bottom of the double-layer sewage intercepting net; and a solar power generation system is fixed to the top end of the automatic fishing equipment, and an intelligent visual monitoring device is fixed to the automatic fishing equipment. According to the intelligent river surge sewage disposal system, water surface and underwater double-layer sewage interception is achieved, water surface and underwater floating objects can be cleaned at the same time, and small floating objects flow to the automatic fishing equipment under the action of water flow so as to be cleaned. According to the intelligent river surge sewage disposal system, the intelligent cleaning process can be realized, the garbage information in the river surge can be automatically monitored, and the cleaning behavior can be automatically carried out, so that the garbage in the river surge can be timely and accurately cleaned and de-artificial.

The invention provides a vending machine lifting bin delivery self-opened mechanical structure. The structure with a first side plate, a second side plate, a second polish rod, a second polish rod, afirst linear baring, a second linear bearing, a first linear baring mounting plate, a second linear bearing mounting plate, a first connecting rod, a second connecting rod, an outer frame, a first bingate, a second bin gate, a hinge, a damping block, a first fixed buckle, a second fixed buckle, and a roller is adopted. The technical problems that the cost is high, the floor space is large and thestructure is complex in the prior art are solved, the technical effects of being mechanically and automatically opening and closing, simple in structure, low in mechanical automatic open / close, smallin internal space occupancy, and integrated in anti-piracy.

The invention discloses a cluster operation and maintenance state diagnosis method which comprises the steps: acquiring the current actual value of at least one piece of cluster operation and maintenance data, wherein the cluster operation and maintenance data comprises at least one piece of daily operation and maintenance data, cluster monitoring data, use specification data and cluster log data;obtaining the operation and maintenance data volume of the cluster according to the at least one piece of cluster data, and adjusting at least one preset threshold value and a preset repair suggestion according to the operation and maintenance data volume; obtaining a standard threshold range corresponding to each piece of cluster operation and maintenance data, and judging whether the current actual value of each piece of cluster operation and maintenance data exceeds the corresponding standard threshold range or not; if yes, obtaining a corresponding final repair suggestion according to thecurrent actual value; and displaying a diagnosis result, wherein the diagnosis result comprises the name and meaning of each piece of cluster operation and maintenance data, whether the name and meaning exceed a corresponding standard threshold range and / or repair suggestions. The invention further discloses an operation and maintenance monitoring system, a terminal and a storage medium. The cluster operation and maintenance efficiency can be improved, and the operation and maintenance risk is reduced.

The invention provides a DTU protocol extension method. The DTU protocol extension method comprises the following steps: S1, generating an XML file template through mapping; S2, updating DTU protocolconfiguration; S3, updating server configuration. The method has the beneficial effects that the operation and maintenance risk is reduced, the operation capability of each DTU node is effectively utilized, the server pressure is reduced, and the system fault tolerance is improved. The method has the advantages that the cost is reduced, only one type of DTU needs to be produced, the protocol requirements of all industries can be met by updating the template, and the software and hardware development and product management cost is greatly reduced.

The invention discloses a non-welding connection structure of a fan tower platform. The non-welding connection structure comprises a suspension assembly and an anti-swing support assembly, wherein thesuspension assembly consists of a suspension screw rod, a welding force bearing plate, a lower locking nut and an upper locking nut, wherein the two ends of the suspension screw rod are provided withthreads correspondingly, the thread of one end of the two ends is in matched connection with a threaded hole in the inner end surface of a tower flange, and is fastened by using the upper locking nut, the welding force bearing plate is connected with the other end of the suspension screw rod in a welding mode, the tower platform is arranged on the welding force bearing plate, platform pressure isborne by the welding force bearing plate, and the lower locking nut is used for fastening; and the anti-swing support assembly is composed of a supporting base, a supporting screw rod, a rubber gasket and a locking nut, wherein the supporting base is welded at the edge of the tower platform, one end of the supporting screw rod is provided with threads, the other end of the supporting screw rod isa circular truncated cone with an increased stress area, after the rubber gasket is glued on the end face of the circular truncated cone and then the end face of the circular truncated cone abuts against the wall of a tower, the supporting screw rod is fixed on the supporting base through the locking nuts. According to the non-welding connection structure, the fatigue performance of the tower canbe improved, and the material cost of the tower can be reduced.

The invention provides a wind generating set. The wind generating set comprises a heat dissipation system arranged in a cabin. The heat dissipation system comprises an air inlet formed in the side wall of the cabin and used for introducing outside air into the cabin; the air outlet is formed in the bottom wall of the cabin; one end of the first exhaust pipeline is communicated with the interior of the generator; an inlet of the cooling fan is communicated with the other end of the first exhaust pipeline; and one end of the second exhaust pipeline is communicated with an outlet of the cooling fan, and the other end of the second exhaust pipeline is communicated with the air outlet. According to the wind generating set, heat can be effectively dissipated, the length of the cabin cover can be shortened, the weight of the cabin can be reduced, the load and the cost of the set can be controlled, and the reliability of the set can be ensured by adopting a side air inlet and bottom air outlet mode.

The invention provides a photovoltaic module. The photovoltaic module comprises a frame and a module body arranged in the frame. The photovoltaic module further comprises a moving device, a cleaning device arranged on the moving device and a controller. The moving device is arranged above the module body and drives the cleaning device through self movement to move above the surface of the module body. The cleaning device comprises a spray head and a brush. The spray head is used for spraying water to attached blocking articles on the surface of the module body and spraying gas to non-attachedblocking articles on the surface of the module body. The brush is used for brushing the surface of the module body after the spray head sprays water. The controller is connected with the moving deviceand the cleaning device and used for controlling the moving device to move and controlling the cleaning device to work. The photovoltaic module has the function of cleaning.

The invention discloses a synchronization testing method for light transmission system, and solves problems of different-place synchronization reference measurement errors and limited testing conditions. The method comprises the following steps: starting a clock test instrument to output a clock signal, and inputting the clock signal to an external synchronization input interface of a local network element; setting the local network element so that a signal of the external synchronization input interface is outputted as a line clock through a synchronization device timing generator output interface, and transmitting the signal to line network elements; setting each the line network element so that a signal of a line signal input interface is outputted as a line clock through the synchronization device timing generator output interface, and transmitting the tested signal to the local network element or the next line network element; setting the local network element so that the line signal input interface signal is outputted as a tested signal through the external synchronous output interface, and inputting the tested signal to the clock test instrument. The invention also proposesa corresponding testing system. The method and system improve the system test accuracy and get rid of the limitations from a test source and a test reference point.

The invention provides a disaster recovery regulation and control management method and system. According to an application-level disaster recovery system construction project based on an enterprise-level system of a Guangzhou power grid information center, comprehensive centralized management and scheduling integrating functions of disaster recovery system switching control scheduling, disaster recovery switching process display, disaster recovery plan (DRP) management and the like are integrated; and when a disaster occurs in the production system, the production system is switched to the disaster recovery system through the disaster recovery regulation and control management system according to a predefined process, and after the production system returns to normal, the production system is switched back to the production system from the disaster recovery system.

The invention relates to an article transportation method and device, computer equipment, a storage medium and a computer program product. The method comprises the steps that when the automatic article conveying system is deployed in a target area, if an article transportation task is obtained, whether the article transportation task is a direct task or not is determined according to an article initial position and an article final position; the target area is an area with the track length smaller than a preset value relative to the length of the operation area; if the goods transportation task is a non-direct task, obtaining the position of a target transfer goods location; splitting the article transportation task into a first task and a second task according to the position of the target transfer goods location, the initial position of the article and the final position of the article; the first stacking machine is controlled to execute the first task; and after first task completion information returned by the first stacking machine is received, the second stacking machine is controlled to execute the second task. By adopting the method, the working efficiency of the one-rail double-vehicle automatic article conveying system can be improved, and the operation and maintenance risk of the article conveying system is effectively reduced.

The invention discloses an optical network synchronization testing method and system, and solves a problem that the synchronization references of different places are not consistent. The system comprises a clock interface unit, an optical monitoring channel processing unit, a clock reference source, and a synchronization testing instrument. The method comprises the steps: generating a frequency reference signal by using a clock reference source, generating a time reference signal as an external synchronization signal by using the synchronization testing instrument, inputting the external synchronization signal into a clock interface unit of a local network element, generating a line synchronization signal, then packaging the signal to an optical monitoring channel signal, and transmittingthe signal to a line network element; setting the line network element, and transmitting the line synchronization signal through a line optical monitoring channel processing unit until the line synchronization signal is transmitted to a local optical monitoring channel processing unit; setting the local optical monitoring channel processing unit to recover the line synchronization signal from theoptical monitoring channel signal, then recovering the external synchronization signal as a tested signal by the clock interface unit, and inputting the tested signal into the synchronization testinginstrument. The method improves the accuracy, avoids the constraint of onsite conditions, and reduces the cost.

The invention provides an automatic operation and maintenance platform adaptation method, and relates to the field of automatic operation and maintenance. The automatic operation and maintenance platform adaptation method comprises the following steps: creating an operation and maintenance scene; generating a plurality of operation and maintenance actions according to the operation and maintenance scene, and permutation and combination of the plurality of operation and maintenance actions according to a specific sequence to form a to-be-executed task; obtaining a to-be-executed task, packaging the to-be-executed task, and issuing the to-be-executed task after the task format is adapted; and decoding and storing the information of the to-be-executed task, carrying out parameter entry processing and analysis, and executing the task script. An adaptation layer is added between an operation and maintenance platform and a scene layer, the difference of a bottom-layer automatic operation and maintenance platform is shielded, on the premise that the operation and maintenance platform does not need to be transformed, corresponding plug-ins are developed in the adaptation layer to complete butt joint with the operation and maintenance platform, and the arrangement mode and capacity of the operation and maintenance platform are expanded to a certain extent according to the personalized requirements of the scene layer. The invention further provides an automatic operation and maintenance platform adaptation device, equipment, a storage medium and a product.

The invention discloses a simulation method based on a service capability model. The simulation method comprises the following steps of: preprocessing service capability data; building the service capability model according to the preprocessed service capability data; performing result prediction according to the service capability model; and showing the prediction result. The invention also discloses a simulation device based on the service capability model. When the simulation method and the simulation device provided by the invention are used, the service capability can be accurately evaluated, and the early warning on the fast accumulation condition of the service request quantity in advance is realized.

The invention provides a Web back-end development method, which relates to the field of computer development, and comprises the following steps of: 1, determining a script language of a service code, and forming an executable service script; 2, extracting routing information, calling Sql and the service script involved in the step 1 to form a core data interface configuration, and storing the core data interface configuration in a database in a character string form; 3, building a Web platform, and analyzing and running the records in the database in the step 2; and 4, developing a front-end online editor with the functions of matching query, newly adding, modifying and deleting data interface configuration to form a set of complete Web platform, so that different platforms only need to obtain, analyze and run the data interface configuration which can be supported by the platforms according to specific identifiers, the Web platform is higher in adaptability, and meanwhile, the compatibility is more reliable.

The embodiment of the invention provides a server key control method, a server and a server system. The server comprises a control unit and a key, and the function of the key is controlled by the control unit. When the server is in a first state, the control unit is controlled to turn off the function of the key through a remote command function; when the server is in a second state, the control unit turns on the function of the key through the remote command function. According to the embodiment of the invention, in different states, the control unit is controlled to turn off or on the function of the key through the remote command function. Therefore, the keys of the server enable related functions in different states and are prevented from being mistakenly triggered by on-site operationand maintenance personnel. Therefore, the system stability and safety are improved, and the operation and maintenance risk is reduced.

The invention discloses multi-load equalization device and method. The multi-load equalization device comprises a configuration information base, a dynamic detection device, a resource calculating device, a task allocation device and a disaster backup device, wherein the configuration information base is used for storing static information of each server in a server cluster, a task allocation rule and algorithm information; the dynamic detection device is used for storing real-time information of each server in the server cluster; the resource calculating device is used for calculating a logic resource value or a logic matching value of a task according to a calculation request; the task allocation device is used for receiving tasks from a service node; and the disaster backup device is used for backup and disaster recovery of the load equalization device. With the adoption of the technical scheme of the invention, centralized control on load equalization and communication among the server clusters is realized, the resource utilization rate becomes average, and the longitudinal and transverse expansibility and robustness of a whole application system are also improved.

The invention provides a non-invasive JVM thread stack collection method and device, and the method comprises the steps: enabling a user side to load an Agent package through setting java Agent parameters when deploying an application; Initializing an Agent packet to establish a connection channel between the JVM process and the registration center, and generating a channel ID and channel establishment time; Storing the channel ID and the channel establishment time in a channel cache; Sending a request for inquiring a JVM thread stack to a registration center, wherein the request comprises a JVM process name; According to the JVM process name, obtaining a corresponding channel ID from a channel cache, and sending a request for obtaining thread stack information to a target JVM process; Andreading the thread stack information and returning the thread stack information to the user side according to the request for obtaining the thread stack. The method has the technical effects that a non-invasive mode technology is provided for JVM thread stack collection through a javaAgent mechanism of the JVM, the target JVM process is quickly positioned through linkage with a registration center, a target server does not need to be logged in, and the collection threshold and the operation and maintenance risk are reduced.