CN203745859U - A remote monitoring system for an air-conditioning machine room - Google Patents

Abstract

A remote monitoring system for an air-conditioner room is mainly composed of an air-conditioner room monitor terminal, a building monitor terminal and a remote control center. The air-conditioner room monitor terminal comprises a state parameter acquisition module, a data acquisition module, a power supply module, a programmable controller module, a touch screen module and a machine room equipment module; the building monitor terminal comprises an external environment acquisition module, a remote communication module and a power supply module; and the remote control center communicates with the air-conditioner room monitor terminal through a network protocol, and the building monitor terminal achieves data interaction with the air-conditioner room monitor terminal through the remote communication module. The remote monitoring system can remotely monitor the operation conditions of air-conditioner room equipment and sensors in the room, and functions of remote monitoring, centralized management, intelligent adjustment, fault early warning, unattended operation and the like are achieved.

Description

A kind of Air Conditioning Facilities long distance control system

Technical field

The utility model relates to a kind of Air Conditioning Facilities long distance control system, especially a kind of Air Conditioning Facilities supervisory system that adopts Programmable Logic Controller to carry out field control, computing machine to carry out remote monitoring scheme.

Background technology

Certain building air-conditioner machine room monitoring system is outmoded, aging, operation troubles appears in equipment, directly affect the normal operation of monitoring air-conditioner, reduce reliability of operation, cause erroneous transmissions and the storage of data, therefore this supervisory system is transformed, upgraded and farthest reduces improvement cost; The monitored object of this system comprises: Stall room control center, second floor room control center, Air Conditioning Facilities control center, water system control center, boiler control center.

Compared with original Air Conditioning Facilities supervisory system: this system is the technology based on control bus and fieldbus, the operation conditionss such as boiler, water pump, hot and cold water unit, the centrifugal unit in Trane, humiture collection module are managed concentratedly and monitored, very first time equipment failure message, greatly improve automation degree of equipment, simplified system maintenance work; This system adopts strict password authorization system and user's classifying system, has ensured to only have the staff of mandate just can manage accordingly and operate; This system can be applicable to the occasions high to ambient temperature and humidity requirement such as laboratory, medical factory building, blood bank, electronics factory building, food enterprise, brooder, greenhouse, grain depot.

Summary of the invention

Technical problem to be solved in the utility model is: for solve Air Conditioning Facilities supervisory system monitored object mainly with and the problem such as line is loaded down with trivial details, can not carry out telemanagement and monitoring, intelligent degree is low, the utility model provides a kind of Air Conditioning Facilities long distance control system, has realized the function of being searched control, remote monitoring air conditioner calculator room equipment and intelligence adjusting room humiture by controls tab.

The utility model solves the technical scheme that its technical matters adopts: a kind of Air Conditioning Facilities long distance control system is mainly made up of remote control center, Air Conditioning Facilities monitor terminal and building monitoring terminal three parts; Remote control center is mainly used to the operation conditions of monitoring air conditioner room equipment and room inner sensor equipment; Building monitoring terminal comprises temperature collect module, humidity collection module, pressure reduction acquisition module, remote communication module, power module, wherein temperature collect module, humidity collection module, pressure reduction acquisition module, can according to actual conditions select wherein one or several; External environment acquisition module is realized and the data interaction of Programmable Logic Controller module by fieldbus; Air Conditioning Facilities monitor terminal comprises quantity of state acquisition module, data acquisition module, power module, Programmable Logic Controller module, touch screen module, boiler, water pump, hot and cold water unit, the centrifugal unit in Trane; The scheme that system adopts Programmable Logic Controller to carry out field control, realize the function of the monitoring of valve state to equipment such as boiler, water pump, hot and cold water unit, the centrifugal units in Trane, malfunction and the real-time data acquisition to the temperature in room, humidity and other parameter, and the data that collect are stored in the register of Programmable Logic Controller, the valve state of the isoparametric bound of humiture, calculator room equipment in room can be set by touch screen module, and the running status of the parameter such as humiture and calculator room equipment in room can be shown in real time; Computing machine has been realized and the communicating by letter of touch-screen by procotol, and the data of register are processed, and data after treatment are kept in database; When having selected intelligent mode, temperature sensor detects when indoor temperature exceedes threshold value, the electrical shunt three-way control valve of the three-way control valve of the centrifugal unit of temperature regulator intelligent control air-conditioning machine room and the heat-exchanger pump of boiler machine room, with the temperature in pulpit, humidity sensor detects when indoor humidity exceedes threshold value, the diversion three-way control valve of the two-way regulating valve of humidistat intelligent control air-conditioning machine room or the water supply pump of boiler machine room, with the humidity in pulpit; Monitoring software interface man-machine interaction is good, has greatly improved the identification to functionality controls.

The beneficial effects of the utility model are: this system adopts the technical scheme that Programmable Logic Controller carries out field control, computing machine carries out remote monitoring, there is the advantages such as password authorization system simple in structure, convenient and reliable, energy-efficient, extensibility is strong, strict, powerful data acquisition and data processing function, automated analysis writing function, realized the functions such as remote monitoring, centralized management, intelligent adjusting, fault pre-alarming and unmanned.

Brief description of the drawings

Fig. 1 is structural representation of the present utility model;

Fig. 2 is the theory diagram of supervisory system in the utility model.

Embodiment

Below with reference to accompanying drawing, the utility model is further described.

In Fig. 1 to 2 embodiment, the utility model is made up of remote control center (1), Air Conditioning Facilities monitor terminal (4) and building monitoring terminal (5) three parts, remote control center is mainly used to the operation conditions of monitoring air conditioner room equipment and room inner sensor equipment, building monitoring terminal comprises temperature collect module, humidity collection module, pressure reduction acquisition module, remote communication module, power module, and wherein temperature collect module, humidity collection module, pressure reduction acquisition module can be selected wherein one or several according to actual conditions, external environment acquisition module is realized and the data interaction of Programmable Logic Controller module by fieldbus, Air Conditioning Facilities monitor terminal comprises quantity of state acquisition module, data acquisition module, power module, Programmable Logic Controller module (3), touch screen module (2), boiler, water pump, hot and cold water unit, the centrifugal unit in Trane, the scheme that system adopts Programmable Logic Controller to carry out field control, realize boiler, water pump, hot and cold water unit, the valve state of the equipment such as the centrifugal unit in Trane, the monitoring of malfunction and to the temperature in room, the function of the real-time data acquisition of humidity and other parameter, and the data that collect are stored in to 1 of Programmable Logic Controller, 2, in No. 4 registers, can set the isoparametric bound of humiture in room by touch screen module, the valve state of calculator room equipment, and can show in real time the running status of the parameter such as humiture and calculator room equipment in room, computing machine has been realized and the communicating by letter of touch-screen by MODBUS TCP procotol, and the data of register are processed, and data after treatment are kept in database, also the valve state of the isoparametric bound of humiture, calculator room equipment in room can be set by computing machine, and the running status of the parameter such as humiture and calculator room equipment in room can be shown in real time.

Claims (3)

1. A remote monitoring system for an air-conditioning machine room, the structure is mainly composed of three parts: an air-conditioning machine room monitoring terminal, a building monitoring terminal and a remote control center; the air-conditioning machine room monitoring terminal includes a state quantity acquisition module, a data acquisition module, a power supply module, and a programmable controller module, touch screen module, and equipment room module; the building monitoring terminal includes an external environment acquisition module, a remote communication module, and a power supply module; the remote control center communicates with the monitoring terminal of the air-conditioning machine room through a network protocol, and the building monitoring terminal realizes monitoring with the air-conditioning machine room through the remote communication module Terminal data interaction. 2. A remote monitoring system for an air-conditioning machine room according to claim 1, characterized in that: the machine room equipment module is mainly composed of a boiler, a water pump, a hot and cold water unit, and a Trane centrifugal unit; the external environment acquisition module can be composed of temperature, humidity 1. Differential pressure acquisition modules, one or several of which can be selected according to the actual situation; the external environment acquisition module realizes data interaction with the programmable controller module through the field bus. 3. A remote monitoring system for an air conditioner room according to claim 1, characterized in that: the upper and lower limits of parameters such as temperature and humidity in the room and the valve status of the equipment in the room can be set through the touch screen, and the temperature and humidity in the room can be displayed in real time The computer can also set the upper and lower limits of parameters such as temperature and humidity in the room and the valve status of the equipment in the computer room, and can display the parameters such as temperature and humidity in the room and the operating status of the equipment in the computer room in real time.