GB/T 39837-2021Information technology—Remote operation and maintenance—Technical reference model (English PDF)

2.1 Platform

Able to provide an operating environment for application deployment, management, and operation on demand.

2.2 Remoteoperationandmaintenance

Use information technology to conduct remote data collection and data analysis on the equipment, determine the operating status of the equipment, and provide corresponding operation and maintenance service.

5.1 Device management

5.1.1 Overview

Equipment management is based on equipment as the research object, pursuing the comprehensive efficiency of equipment, applying a series of theories and methods, and adopting a series of measures to control the equipment.

The operation and maintenance of the equipment are managed in the whole process (from use, maintenance, repair, update to scrap).

Its application support includes equipment asset management, equipment status visualization, operation and maintenance reports, and remote equipment monitoring.

5.1.2 Equipment asset management

Through the analysis and judgment of various data in equipment management, equipment asset management assists enterprises in grasping the law of failures, improving failure prediction, The ability to monitor and process, reduce the failure rate, and provide a basis for decision-making for equipment managers and business managers. The following requirements should be met.

a) Establish equipment account information, record equipment drawing parameters and equipment history information;

b) Ensure that the value form of fixed assets is clear, complete, and correct, and has the functions of cleaning, accounting, and evaluating fixed assets;

c) Improve the utilization rate of equipment and the operating efficiency of equipment assets to ensure the preservation and appreciation of assets.

5.1.3 Device status management

Equipment status management provides equipment through real-time monitoring of equipment, collecting various operating data of equipment, and combining equipment's geographic location and other information.

Prepared operating information, timely grasp the overall operating status of the equipment. The following requirements should be met.

a) The operating information of the equipment includes but is not limited to equipment status, energy consumption, location and other information;

b) Shall comply with relevant field standards.

5.1.4 Equipment KPI analysis

Equipment KPI analysis analyzes the data recorded in equipment maintenance and management to record all maintenance and management activities that occur on the equipment and And measure key indicators. Analyze and verify failures through operation and maintenance reports.

5.1.5 Remote device monitoring

Remote device monitoring online obtains the operating status and fault information of field devices. The following requirements should be met.

a) Through real-time monitoring of equipment operation status, spare parts wear status and consumable usage Bit life cycle management;

b) Have the ability to predict the replacement time of spare parts and the replenishment time of consumables, realize an efficient maintenance plan, and maintain spare parts and Optimal inventory of consumables.

5.2 Equipment fault handling

5.2.1 Overview

Equipment failure handling is a series of recovery operations for equipment loss of specified functions. Its application support includes but is not limited to design Online diagnosis, expert remote support, remote operation of equipment, remote fault push, etc. are available.

5.2.2 Device online diagnosis

Equipment online diagnosis is to make judgments on equipment operating status and abnormal conditions through remote monitoring, and provide solutions for equipment failures.

To restore the real-time provision basis, the following requirements should be met.

a) Have the ability to remotely monitor equipment and discover equipment failures;

b) Have the ability to diagnose fault types, fault locations and causes;

c) Have the ability to provide solutions and achieve failure recovery.

5.2.3 Expert remote support

Expert remote support is an expert online guidance for equipment diagnosis and maintenance.

5.2.4 Remote operation of equipment

The remote operation of the device is a variety of remote operations performed on the device. The following requirements should be met.

a) Have the ability to remotely log in to the device;

b) Have the ability to remotely input operating instructions;

c) The equipment should have the ability to respond to remote operations.

5.2.5 Fault remote push

The following requirements should be met.

a) Failure alarm and notification. Support real-time notification messages of alarms such as Email, SMS, WeChat, etc.

b) Push failure analysis report. Fault analysis reports can be issued according to fault level and event category to facilitate service improvement.

5.3 Equipment maintenance

5.3.1 Overview

Equipment maintenance is the care of equipment during or after use. Its application support includes but is not limited to operation and maintenance process management, repair and maintenance plan.

5.3.2 Operation and maintenance process management

Operation and maintenance process management monitors the process at a macro level to ensure the correct execution of the operation and maintenance process. The following requirements should be met.

a) Manage and monitor the process as a whole, and establish an event process implementation, evaluation and continuous optimization mechanism;

b) Determine the measurement indicators of the management process.

5.3.3 Maintenance plan

The maintenance plan is based on the equipment monitoring history and fault handling information, and the equipment is maintained, inspected and repaired during the planned period. plan of. The following requirements should be met.

a) Have the ability to record equipment maintenance;

b) Have the ability to study the dynamic damage laws of equipment;

c) Design and implement preventive health care, health monitoring, balance adjustment, dynamic maintenance and maintenance countermeasures and health maintenance systems.

5.4 Platform support

5.4.1 Overview

The platform should integrate the host, storage, network and other hardware infrastructure through virtualization and other technologies to form a logical whole.

Provide computing resource pools and storage resource pools under the support of a unified and secure system, implement resource monitoring, management and According to the extraction of the model, the remote operation and maintenance function is realized.

The platform consists of remote support technology, database, model library and cloud infrastructure. According to the needs of remote operation and maintenance applications, the platform integrates The data from the lower layer, and has the ability of in-depth mining and analysis.

5.4.2 Remote support technology

Including but not limited to AR, VR, MR and other technologies.

5.4.3 Model Library

Equipped with model libraries such as major equipment mechanism modeling and machine learning required for remote operation and maintenance.

5.4.4 Cloud Infrastructure

Cloud infrastructure provides virtualized computing resources, storage resources, and network resources, as well as basic frameworks, storage frameworks, computing frameworks, consumer Information systems and other support capabilities, platforms and platform users, and remote operation and maintenance applications can call these resources and support capabilities. The following requirements should be met.

a) Equipped with elastic expansion of resources such as computing and storage, and elastic and automatic expansion according to business load conditions;

b) High availability of physical machines and virtual machines can be realized. When a single physical or virtual node fails, business continuity can be maintained;

c) Using distributed storage technology, with data disaster tolerance design, it can realize periodic full and incremental backup of data stored on the entire platform. Share mechanism;

d) Support multiple network types and provide flexible and efficient networking capabilities.

5.5 Network support

5.5.1 Overview

The network support transmits all kinds of collected data to the support platform through the public network or the private network.

5.5.2 General requirements

5.6 Data support

The following requirements should be met.

a) Support the interconnection of private networks with various connected objects (referring to equipment, systems, smart products, and data resources);

b) Support access to fixed network, mobile network and Internet, private network, etc.;

c) Support multiple information transmission channels such as data channels and message channels. For data channels, necessary data security mechanisms should be provided;

d) Guarantee the access bandwidth, speed, delay, priority, etc. of the connected object.

5.6.1 Data Collection

The following requirements should be met.

a) Support industrial Ethernet, realize data connection to industrial special equipment/control system; support HTTP, OPC/OPCUA, etc. Interface protocol to realize data collection of smart devices;

b) Provide the discovery, acquisition, transmission, reception, identification and storage capabilities of different types of data such as device perception and environmental perception;

c) Support different types of data sources such as structured data, semi-structured data, and unstructured data;

d) Provide real-time data transmission and processing capabilities;

e) Provide monitoring and management functions of the collection object and collection process.

5.6.2 Data preprocessing

The following requirements should be met.

a) Provide structured data and semi-structured data extraction, conversion and loading functions;

b) Support the cleaning of original data, and uniformly format non-standard data into structured data;

c) Support the automatic monitoring of data quality to meet the data quality requirements of remote operation and maintenance requirements.

5.7 Safety assurance system

Should follow the existing national and industry security technology and security management that are suitable for remote operation and maintenance platform planning, involvement, construction and other links Related standards.