Optimal energy saving control method and device of variable air volume air conditioning ventilation system
An energy-saving control and system optimization technology, which is applied in the direction of control input involving air characteristics, space heating and ventilation control input, high-efficiency regulation technology, etc., can solve the problem of poor stability and the lack of display and analysis of the physical meaning of the variable air volume system Air-conditioning system control and energy saving issues, to improve the control effect and optimize the control effect
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[0056] The present invention will be further described below in conjunction with specific embodiments:
[0057] Such as figure 1 As shown, the device of the present invention includes upper computer 1, Ethernet switch 2, communication module 3, lower computer programmable controller and expansion module 4, wind speed sensor 5, fan inverter 6, variable air volume terminal VAV-box 7, indoor hanging Wall module 8. Among them, the upper computer 1 is an industrial control computer, the Ethernet switch 2 is an 8-port industrial Ethernet switch, the communication module 3 is a CP243 Ethernet module, and the lower computer programmable controller and expansion module 4 are Siemens PLC S7-200CPU and EM235 expansion Module, the wind speed sensor 5 is a hot-wire wind speed sensor, and the VAV-box 7 at the end of the variable air volume is a royal single-air duct single-cooling pressure-independent variable air volume box, including a cross air volume sensor, an electric damper, a controll...
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