Integrated control method of energy-saving control system for central air conditioning and its platinum resistance interface module
A technology of energy-saving control system and central air-conditioning system, applied in heating and ventilation control system, heating and ventilation safety system, heating method, etc., can solve the problem of long programming and debugging cycle, unfavorable promotion of central air-conditioning energy-saving control technology, and field wiring. Complex problems, to achieve the effect of reducing the difficulty of field wiring, shortening the programming and debugging cycle
Inactive Publication Date: 2005-04-20
GUIZHOU HUITONG HUACHENG
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Problems solved by technology
However, the PLC programming and debugging cycle is long, and the field wiring is complicated, which is not conducive to the widespread promotion of central air-conditioning energy-saving control technology in the market
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[0018] Embodiments of the present invention: control processor circuit 1 is made up of single-chip microcomputer D1, crystal oscillator G1 and filter capacitor C1 that model is P87LPC764, and aspects such as the basic structure of single-chip microcomputer P87LPC764 and assembly instructions are compatible with 80C51 series single-chip microcomputers, there are Analog comparator, Watchdog, I2C bus and many other functions. The crystal oscillator G1 provides accurate working frequency to the microcontroller; the input and output ports of the control processor circuit 1 are connected with the memory circuit 2, the network communication interface circuit 3, the platinum resistor interface circuit 4, and the pulse input circuit 5 respectively with communication lines.
[0019] The memory circuit 2 is composed of an integrated circuit D2 of type 24C02, three pull-up resistors R2, R3, R4 connected with D2 and a filter capacitor C2, and is used to store various data of the basic modul...
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The invention discloses a centralized control method of a central air-conditioning energy-saving control system and a platinum resistor interface module, which comprises a control processor circuit, a memory circuit, a network communication interface circuit, a platinum resistor interface circuit, a pulse input circuit and a power supply circuit. The present invention can realize the detection of temperature and pulse amount parameters in the operation process of the central air-conditioning system; monitor and optimize the operation parameters of the central air-conditioning system, improve the working efficiency of the central air-conditioning system to achieve the effect of saving energy; and achieve the effect of reducing The difficulty of on-site wiring, the effect of shortening the programming and debugging cycle, etc.
Description
Technical field: [0001] The invention relates to a centralized control method and device for a central air-conditioning energy-saving control system. technical background: [0002] At present, the central air-conditioning energy-saving control technology uses the combination of fuzzy controller and programmable logic controller (PLC) to optimize the operating parameters of the central air-conditioning system to achieve the purpose of energy saving. However, the long cycle of programming and debugging of PLC and complicated field wiring are not conducive to the widespread promotion of central air-conditioning energy-saving control technology in the market. Invention content: [0003] The purpose of the present invention is to provide a centralized control method for a central air-conditioning energy-saving control system, through which the operating parameters of the central air-conditioning system can be monitored and optimized, and the working efficiency of the central ai...
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IPC IPC(8): F24F11/02
Inventor 蔡小兵郭林袁立新张黔阳王琪伟龙超辉蒋佳志欧宏伟廖云浩郭晟
Owner GUIZHOU HUITONG HUACHENG