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Method and device, equipment and storage medium for determining cooling source control parameters

A technology for controlling parameters and determining methods, which is applied in adaptive control, general control systems, control/regulation systems, etc., and can solve problems such as the inability to provide HVAC system parameter control values ​​and the inability to perform global optimization.

Active Publication Date: 2022-05-20
BEIJING BAIDU NETCOM SCI & TECH CO LTD
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  • Summary
  • Abstract
  • Description
  • Claims
  • Application Information

AI Technical Summary

Problems solved by technology

[0004] In the process of realizing the present invention, the inventor found that the prior art has the following defects: the single-point feedback control based on PID control is a kind of local self-feedback and cannot be optimized globally; the optimized parameter control based on the system theoretical model cannot Provide parameter control values ​​that match the current characteristics of the HVAC system

Method used

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  • Method and device, equipment and storage medium for determining cooling source control parameters
  • Method and device, equipment and storage medium for determining cooling source control parameters
  • Method and device, equipment and storage medium for determining cooling source control parameters

Examples

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Embodiment 1

[0028] figure 1 It is a flowchart of a method for determining cold source control parameters provided by Embodiment 1 of the present invention. This embodiment is applicable to the situation of controlling the parameters of the cold source system in the HVAC system of the data center. The method can be composed of A device for determining control parameters of a cold source is implemented. The device can be implemented by software and / or hardware, and the device can be integrated in equipment, such as a server. Such as figure 1 As shown, the method specifically includes the following steps:

[0029] S101. Acquiring the current value and the historical value of the refrigeration parameter of the refrigeration side in the cold source system.

[0030] In this embodiment, the cold source system specifically refers to a system for providing cooling services to devices associated with it. Exemplarily, the cold source system may provide cooling services for a data center. The free...

Embodiment 2

[0048] figure 2 It is a flow chart of a method for determining control parameters of a cold source provided in Embodiment 2 of the present invention. This embodiment is optimized on the basis of the above-mentioned embodiments. In this embodiment, a calculation method for specifying the numerical value group of the control parameter of the alternative cold source is given, and a screening step for the numerical value group of the control parameter of the alternative cold source is added. specific implementation. Explanations of terms that are the same as or corresponding to those in the foregoing embodiments will not be repeated in this embodiment.

[0049] Correspondingly, the method in this embodiment specifically includes:

[0050] S201. Obtain the current value and the historical value of the refrigeration parameter on the refrigeration side in the cold source system.

[0051] S202. According to the current value and historical value of the freezing parameter, and the ...

Embodiment 3

[0064] Figure 3a It is a flow chart of a method for determining cold source control parameters provided by Embodiment 3 of the present invention. This embodiment is optimized on the basis of the above-mentioned embodiments. In this embodiment, a calculation method for specifying the value group of refrigeration-related parameters is given, and the steps for obtaining the feasible freezing outlet water temperature are added, and the values ​​of the known refrigeration parameters are specified. The construction method of the group, the method of obtaining the cooling parameters and their feasible values, the method of determining the values ​​of the recommended control parameters, and the method of obtaining the cooling parameter function model are embodied. Explanations of terms that are the same as or corresponding to those in the foregoing embodiments will not be repeated in this embodiment.

[0065] Correspondingly, the method in this embodiment specifically includes:

[...

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Abstract

The embodiments of the present invention disclose a method, device, device and storage medium for determining a cooling source control parameter. The method includes: obtaining the current and historical values ​​of the freezing parameters of the freezing side in the cold source system; according to the current and historical values ​​of the freezing parameters, the historical values ​​of the cooling parameters of the cooling side in the cold source system, and the corresponding cooling capacity of the cold source system Equilibrium relationship and the corresponding cooling parameter function model of the cooling source system to obtain multiple alternative cold source control parameter value groups; The recommended control parameter values ​​of the cooling source system are selected from the cooling source control parameter value group. The technical solutions of the embodiments of the present invention realize that the optimal control parameter values ​​for the cooling source system can be determined according to the current self-characteristics of the cooling source system without affecting the correct operation of other associated devices.

Description

technical field [0001] Embodiments of the present invention relate to refrigeration technology, and in particular to a method, device, equipment, and storage medium for determining control parameters of a cold source. Background technique [0002] Data centers consume a huge amount of power in the entire IT industry. How to reduce data center energy consumption and improve equipment operation and maintenance efficiency is of great significance for energy conservation and emission reduction. The intelligent exploration of data centers with the goal of high efficiency and low energy consumption is a hot spot in the industry today. [0003] The HVAC system of the data center is generally cooled by the cold source system in the plate replacement mode. In the prior art, the parameter control of the cold source system in the plate replacement mode is generally based on the single-point feedback control of PID control (proportion, integral and differential, proportional, integral ...

Claims

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Application Information

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Patent Type & Authority Patents(China)
IPC IPC(8): G05B13/04
CPCG05B13/042Y02P80/10
Inventor 曹建超罗一鸣李彪江振兴王宇昂井汤博张利飞李孝众顾鹏
Owner BEIJING BAIDU NETCOM SCI & TECH CO LTD
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