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

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 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 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 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 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 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 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 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.