Communication machine room temperature model prediction control method and system

Abstract

The invention discloses a communication machine room temperature model prediction control method and system. The communication machine room temperature model prediction control method includes the steps: according to the boundary conditions of the communication machine room, utilizing CFD to establish a communication machine room temperature field three dimensional model; utilizing the communication machine room temperature field three dimensional model to perform steady state and transient analog solution successively, and obtaining the unit step response data of the input and output temperature; according to the unit step response data of the input and output temperature, obtaining a mathematical model of the communication machine room temperature through system identification, and taking the mathematical model of the communication machine room temperature as the prediction model transfer function of the model prediction controller; and according to the error between the predicted output and the reference locus, obtaining a target function of the model prediction controller which uses rolling optimization to minimize the error between the predicted output and the reference locusof the target function, generating the controlled variable, and utilizing the controlled variable to perform communication machine room temperature control. The communication machine room temperaturemodel prediction control method can effectively establish a mathematical model of the communication machine room temperature, and has good control quality.

Description

technical field [0001] The invention belongs to the field of energy saving, and more specifically relates to a temperature model predictive control method and system for a communication machine room. Background technique [0002] With the advent of the era of big data, major telecommunications companies and IT companies have established large-scale communication equipment rooms. In order to keep the temperature of the communication equipment room constant, the air conditioner often works in the cooling mode of constant temperature for a long time, resulting in a great waste of energy. Increased business costs. Therefore, optimizing the temperature control method of the communication room will bring huge benefits to society and enterprises. [0003] To study the control method of the room temperature in the communication room, it is necessary to collect a large amount of real-time temperature data to establish a mathematical model of the room temperature. This method needs ...

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Problems solved by technology

[0005] Aiming at the above defects or improvement needs of the prior art, the present invention provides a communication room temperature model predictive control method and system, thereby solving the problems in the prior art that it is difficult to establish a mathematical model of the communication room temperature and the traditional control method has poor control quality. question

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