【 Weak current College 】 City fire auto-alarm monitoring network system

Summary: the rapid development of urban modernization so that fire departments on various types of building fire facilities, supervision and management by a higher demand. This article on urban fire auto-alarm monitoring network system of functional characteristics, technical key and innovation, a brief introduction and discussion.

Keywords: monitoring network technology innovation trends

1. Overview of China's reform and opening up, in the last ten years, national large and medium-sized cities in high-rise buildings, public spaces, underground construction, modern plant, etc. have been rapid development. These buildings are under fire codes, install a separate fire alarm system. These systems fire relief has played a critical role in protecting people's lives and property. But in practice, since the fire information subject to the security personnel on duty, human factors played a key role. As the recent Shanghai Minhang a warehouse, because personal misconduct, delayed by time, causing a fire-fighting fires, causing major economic loss. At the same time as the fire-fighting facilities of routine maintenance and maintenance of demanding, requiring constant vigilance. Usually fire inspection and supervision by the fire supervision Department-by-building mission, less efficient, but also required a large amount of manpower and time, fallible omissions. In the urban scale-evolving today, many countries in the world's big cities are on fire alarm facilities take network networking management, through multimedia management computer, use of public telephone network to timely understanding of the fire units of automatic fire alarm system running status, people watch, alarm device found fault information and fire prediction. This greatly enhances the fire to the building facilities management and oversight for the Fire Department and the fire service in a timely manner. To quickly resolve any issues.

2. functions and features

Automatic fire alarm monitoring network system consists of the following parts: the network monitor (including the public telephone network), alarm management, inspection and maintenance center and voice alarm digital networking.

2.1 network monitor through various interfaces and various architectural installations of automatic fire alarm system connected to fire and various fault information, use of public telephone networks to Central real-time transmission.

Main features are as follows:

(1) real-time transport networking users of automatic fire alarm system running status information. Such as auto, manual fire information, specific to each signal point (such as each probe, linkage control points, etc.).

(2) at any time record, storage automatic fire alarm system of various events, such as power on, power off, standby detector failure, power failure, fire, etc. Can be set at any time or timing device running information transfer inspection maintenance center. Records of duty staff induction, changing and inspection center on duty.

(3) live voice prompts "telephone line failure" and "communication failure" and "query on duty" and "fire information", etc.

(4) manual emergency alarm and automatic fire manual confirmation function.

(5) alarm priority function.

(6) own fault detection and shipping.

(7) and standby power automatic switch, charge and discharge protection.

(8) screen character LCD display various information, query the print function.

2.2 alarm management and alarm management centre located in the fire brigade headquarters and fire supervision Department, responsible for networked users fire signal alarm, scheduling, command, the timely detection of fire alarm system failures and Watchkeeping problems, give notice of the rectification period and hidden dangers.

Main features are as follows:

(1) real-time receive networking units, network monitor or voice digital networking of automatic fire alarm and fire information manually.

(2) vectorization electronic map, can be scaled to provide command, scheduling, decision support.

(3) double screen display alarm users text messages (including company name, address, alarm point floor number, room number and the associated staff contact information, etc.) and geographic information (including city map, fire-fighting water distribution, fire-fighting configuration, floor plan and the specific location of alarm points).

(4) 119 dispatching centres dispatching.

(5) the various types of fire events by year, month, day, statistics, analysis, classification, for superior and relevant departments offer a variety of statistical reports to guide fire alarm system of scientific management.

(6) digital recordings playback functionality.

(7) provide networking units fire fighting plan.

(8) voice prompts various fire information. According to the inspection maintenance center provides statistical data on the case of networked users have the warning prompt function: fire alarm devices cannot normally opens; high failure rates, false positives, cannot be rectified; often leak posts, unattended, damage monitoring system; not by month, quarter, year for equipment maintenance.

2.3 inspection maintenance center inspection maintenance Center General fire engineering company, which focuses on Networking user network monitors, automatic fire alarm system for regular inspection, on failures in time to be excluded, and ensure a network monitor and automatic fire alarm system's normal operation.

Main features are as follows:

(1) the timing/receive network monitor at any time and voice alarm digital networking logging application information, daily scheduled print network monitor and voice alarm digital networking applications.

(2) Networking user network monitor and voice alarm digital networking running detection and recording, storage networking users various failure occurred, the date and time.

(3) Networking user basic statistics.

(4) scheduled to receive networking unit at/automatic fire alarm system in action. Detect network unit the following projects:
R > automatic fire alarm system (including interactive device) power on, power off, automatic fire alarm system (or linkage equipment) is functioning correctly; if someone normal on duty; my problem is excluded; early warning, fire information: new acceptance unit continuous monitoring of the week: to classify the various types of event statistics, analysis, generate a variety of statistical reports. On the failure of timely organization personnel, be excluded, and ensure the normal operation of equipment.

2.4 voice digital alarm on a small scale but also in the case of key venues, such as a small guesthouse, small shops, small hotels, etc., taking into account the investment costs of fire fighting equipment, you can install speech digital networking devices such as alarms, you can achieve the scene warning, but also has the function of the Center networking, and fire-fighting costs into smaller.

Main features are as follows: network alarm on the detector for intelligent management, equipped with various independent programmable zones, with more than one smoke detector or an emergency alarm button. Programming with voice prompts, fast and accurate. Telephone fault scene warning. The alarm can be constructed upon confirmation, then transmitted to the alarm Center. A self-test feature that automatically distinguish between fire and fault signal. Voice numbers compatible alarm, alarm priority function. -Standby power automatic switch, charge and discharge protection.

3. technology critical and creative point

3.1 technology key to fire alarm (linkage) controller for reliable information.

Real-time failure, communication line failures, power failures, voice, sound and light alarm technology. Monitoring system software using multithreading technology, communications, print, and multimedia playback, and more reliable, real-time processing. The alarm call reliable processing of intelligent Queuing control. Monitoring Centre on data reliable processing of ODBC database management techniques. On fire detectors, alarm and fault signals and reliable handling.
3.2 innovation point the system adopts advanced computer network communication technology, the networking of automatic fire alarm devices for perennial network monitoring, real-time transmission of alarm information, implement a scheduled run inspection and sampling, as well as scheduled at any time enroll and real-time alerts, and other functions. Use of C3I technology, computer, communication, control and information technology. Adopt strict Protocol, compatible with a variety of means of communication, provides a variety of interfaces and all units of automatic fire alarm equipment joins.

Manual alarm and automatic alarm at the same time. Real-time voice alarm and tips at the digital recording, improves recording quality and save time.

No installation of automatic fire alarm system users can directly access. Communication line failure, and real-time communications failure alarm. Network Monitor-character LCD display various information and print the appropriate information.

Computer-aided decision making system organic into the system.

4. concluding remarks

At present, there are a number of fire fire alarm equipment manufacturers with production of automatic fire alarm network system, and a small area for the promotion. When using the full display in the modern network of advanced features designed to help fire departments through multimedia management can be long-term real-time monitoring of the cities of automatic fire alarm system running status and personnel on duty, the timely detection of fire protection equipment failure information and the report fire, the fire department oversight and supervision, and fire-fighting equipment problems timely solutions to ensure that the automatic fire alarm system of normal opening run. With the further development of urban modernization, the requirements of the fire also refers to new heights. Implementation of urban fire alarm network system of management, as the combination of the non-municipal fire cause tremendous role to play in.