Supervision System - A System for Centralized Monitoring and Maintenance of Equipment

The supervision system is to perform remote measurement and telemetry of various power equipment distributed in each computer room, such as power cabinets, UPS, air conditioners, batteries, etc. Communication, remote adjustment and remote control, real-time monitoring of its operating parameters, diagnosis and treatment of faults, recording and analysis of relevant data, and a computer control system for centralized monitoring and centralized maintenance of equipment.

1. Introduction to supervision system

The communication power supply and computer room environment monitoring system (referred to as supervision system) is a monitoring system for power cabinets, UPS, air conditioners, batteries and other power equipment distributed in each computer room, as well as door sensor, infrared, window broken, water immersion, temperature and humidity, smoke, etc. It is a computer control system that conducts remote measurement, remote signaling, remote adjustment and remote control of various parameters of the computer room environment, monitors its operating parameters in real time, diagnoses and handles faults, records and analyzes relevant data, and conducts centralized monitoring and centralized maintenance of equipment.

2. The structure of supervision system

The supervision system is a system product. The supervision system is a three-level monitoring and management structure composed of Supervision Center, Supervision Sub-center and the Supervision Station under its jurisdiction. The monitoring terminal is set up in the operation and maintenance department, and the monitoring center monitors and manages the monitoring sub-centers under its jurisdiction; the monitoring sub-center monitors and manages the monitoring stations in the area under its jurisdiction, controls the operation of the monitored equipment, and transmits the equipment to the monitoring center Alarm and other information; the monitoring terminal realizes the supervision of the monitoring station under its jurisdiction through the monitoring sub-center.

The supervision system can also combine the monitoring center and the monitoring sub-center into a monitoring center according to the actual situation. At this time, the monitoring center should have all the monitoring and management functions of the monitoring sub-center. The monitoring center can be connected to the integrated communication network management system or other systems.

3. Equipment for supervision system

The monitoring center and monitoring sub-center equipment of the supervision system include database servers, business management servers, terminal equipment and network access equipment, etc. The monitoring station consists of on-site monitoring and acquisition units, monitoring modules, network communication equipment, various types of sensors, transmission devices etc. When the monitoring station is not equipped with the front equipment of the comprehensive video monitoring system, it can be equipped with a video monitoring unit, including image acquisition and processing units, etc., and the communication channel adopts IP network or 2M dedicated line transmission mode.

4. The overall function of the supervision system

The function of the supervision system is to perform telemetry and remote signaling on each independent monitoring object distributed within the monitoring range; monitor the operating status of the system and equipment in real time, record and process relevant data; detect faults in time and perform necessary remote control operations; Notify personnel to provide corresponding data and reports according to the requirements of the superior monitoring system or network management center, so as to realize the centralized monitoring and maintenance management of the communication bureau (station) with few people or no one on duty and the power supply and air conditioner, and improve the reliability and communication of the power supply system Device Security.

The data acquisition module of the supervision system collects data from the monitored objects (power supply, air conditioner, etc.), and submits the collected data to the operation and maintenance core function module. After data processing, the core function module sends the operation command to be regulated to the equipment control module , the device control module executes the regulation command to regulate the monitoring object. At the same time, the operation and maintenance core function module submits the processed data to the management function module, and completes daily alarm processing, control operations and specified data records.

The management function module performs management functions, including configuration management, fault management, performance management, and security management.

5. Monitoring station and central function of supervision system

5.1 Main functions of monitoring station

Automatically collect the operating parameters and working status of the monitored modules and monitored objects, process and store them, and actively upload monitoring data to the monitoring sub-center or passively accept queries. Receive and respond to the control commands of the monitoring sub-center at any time, and control the corresponding equipment and monitoring points through the monitoring module.

5.2 Monitoring sub-center function

Process, store, display, and output various information of the equipment in the monitoring station under its jurisdiction, view various alarms, measurement, and control history records, view and configure system data, etc. Automatically and manually query and receive alarm information and performance data of each monitoring station equipment, and can also receive commands from the monitoring center to transmit alarm and status information to the monitoring center. When the supervision system is equipped with the image monitoring function, the monitoring sub-center can browse the video images of the monitoring site at any time. When there is an abnormal situation, the monitoring sub-center will have an alarm prompt. Click on the important alarm information to view the video image of the corresponding computer room.

5.3 Monitoring Center Functions

Process, store, display, and output important information such as alarms of equipment in the monitoring station under its jurisdiction, store, analyze, process, display, generate reports, and print out performance parameters, view various alarm records and performance data, and view system data ; It can also automatically and manually query and receive alarm information and performance data uploaded by each monitoring sub-center. When receiving the alarm information sent by the monitoring sub-center, it will issue an alarm and locate the fault, and display the alarm information.

5.4 Monitoring Terminal Functions

The monitoring terminal is the interface embodiment of the functions of the monitoring center. According to the corresponding authorized management rights, configuration management, alarm management, performance management and security management functions can be realized.

6. Network management software function of supervision system

The supervision system network management mainly includes seven functions: performance management, fault management, configuration management, security management, interface management, video fusion and auxiliary functions.

6.1 Performance Management

Performance management includes real-time data monitoring and system control, storage, dumping, query, analysis, and statistics of historical data, historical data query reports and printing and historical curves, display and printing of statistical curves, and filtering, storage and query of data according to configuration .

6.2 Fault management

The monitoring station can monitor and analyze the abnormal situation of the monitored object in time and report to the monitoring center. The monitoring center will broadcast the alarm to each monitoring terminal. The monitoring terminal will prompt the user in various forms such as graphics and sound, and wait for the user to confirm. At the same time, the alarm information can also notify the network management personnel or maintenance personnel in the form of short messages. The alarm information is not only reflected in the alarm bar, but also displayed in the corresponding topology diagram. The alarm level is divided into three types: emergency alarm, important alarm and general alarm. Both the alarm bar and the topology map can display different levels of alarms in different colors. When the test station and the central network are interrupted, the monitoring station will store the alarm information and report to the center actively after the network is restored to prevent the alarm from being lost during the network interruption.

6.3 Configuration Management

The supervision system can add and delete monitoring objects through configuration configuration, and configure and modify the parameters of monitoring objects. The configuration configuration function includes three parts: protocol configuration, monitoring quantity configuration and graphic configuration.

Protocol configuration means that smart devices perform protocol configuration through configuration protocols, and new smart devices can be easily added without secondary development.

Monitoring quantity configuration means that the system software can fine-tune and correct any monitoring quantity through the monitoring quantity configuration method, generate virtual points, set alarm thresholds, set alarm delays, set alarm logic, etc..

Graphical configuration means that the system software can draw an intuitive graphical interface through graphical configuration, and associate the graphical interface with background data by writing scripts, and intuitively display data, alarms and various status information.

6.4 Security Management

Security management is divided into two parts: system security management and computer room security management.

6.4.1 System security management mainly refers to the management of system users, roles, permissions and operation logs.

6.4.2 The security management of the computer room mainly refers to the management of the legal identity verification of the computer room and the monitoring of illegal intrusion. By combining door magnetism, infrared double-detection, glass breaking, password keyboard and other equipment to form a logical defense zone, the supervision system can treat the defense zone as a logical whole for unified management, and can arm or disarm the defense zone.

6.5 Interface service

The monitoring center provides the C-interface interconnection protocol conforming to the YD/T1363.2-2005 specification, and can access or manage other manufacturers’ dynamic ring systems conforming to the C-interface protocol. The C-interface protocol can satisfy all basic functions such as system structure, data, and alarms. data interaction and manipulation. The monitoring center provides a D interface alarm protocol that complies with the YD/T1363.2-2005 specification, which can be interconnected with the communication integrated network management system, and timely report the communication power supply and environmental monitoring alarm information to the communication integrated network management system.

6.6 Video Fusion

The supervision system supports the video fusion function, which can directly embed the video image in the supervision system and perform relationship mapping with the monitoring station or equipment of the dynamic ring, and can support single-channel view-on-demand, multi-channel video polling, remote cloud mirror control, and remote parameter management , voice intercom control and remote video management functions. The supervision system can perform linkage functions such as corresponding video screen pop-up, camera preset call, lighting control, video data upload, and central recording according to the alarm linkage configuration rules. Since there are generally independent video systems in high-speed railways, this function is not used and is generally used in existing line reconstruction projects.

6.7 Accessibility

6.7.1 Management grouping: each monitoring station, equipment and monitoring volume can be regrouped according to the needs of users.

6.7.2 Data dump and backup: According to the configuration rules, historical data can be dumped and backed up to prevent data loss and excessive database capacity.

6.7.3 Online upgrade: The front-end monitoring unit can realize remote online upgrade according to the situation without affecting the normal operation of the monitoring center.

6.7.4 Data transparent transmission: Through system tools, data packets can be sent remotely to the serial port of the monitoring unit in the monitoring station, so as to realize the function of remote debugging of smart devices.