CN115279131A - Energy-saving control method and system based on data center equipment power and computer readable storage medium - Google Patents

Energy-saving control method and system based on data center equipment power and computer readable storage medium Download PDF

Info

Publication number
CN115279131A
CN115279131A CN202210884985.3A CN202210884985A CN115279131A CN 115279131 A CN115279131 A CN 115279131A CN 202210884985 A CN202210884985 A CN 202210884985A CN 115279131 A CN115279131 A CN 115279131A
Authority
CN
China
Prior art keywords
preset threshold
load
temperature
rated
liquid
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202210884985.3A
Other languages
Chinese (zh)
Inventor
魏华锋
刘畅
洪黎辉
任星宇
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Hangzhou Yunku Intelligent Technology Co ltd
Original Assignee
Hangzhou Yunku Intelligent Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hangzhou Yunku Intelligent Technology Co ltd filed Critical Hangzhou Yunku Intelligent Technology Co ltd
Priority to CN202210884985.3A priority Critical patent/CN115279131A/en
Publication of CN115279131A publication Critical patent/CN115279131A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K7/00—Constructional details common to different types of electric apparatus
    • H05K7/20—Modifications to facilitate cooling, ventilating, or heating
    • H05K7/20709—Modifications to facilitate cooling, ventilating, or heating for server racks or cabinets; for data centers, e.g. 19-inch computer racks
    • H05K7/20836—Thermal management, e.g. server temperature control
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
    • Y02D10/00—Energy efficient computing, e.g. low power processors, power management or thermal management

Abstract

The invention relates to an energy-saving control method, a system and a computer readable storage medium based on data center equipment power, wherein the energy-saving control method comprises the following steps: s1, starting up; s2, collecting the ambient temperature and judging the ambient temperature T0Whether a first threshold is reached; if yes, go to step S3; s3, detecting the temperature T of the outlet of the cooling liquid of the liquid cooling cabinet1Judgment of T1A relationship to a second threshold and a third threshold; s4, collecting the operating power of the server, and calculating the percentage X% of the operating power to the rated power; s5, adjusting the load of the dry cooler and the working frequency of the liquid pump and the water pump according to the percentage X%; s6, judging the temperature T of the adjacent acquisition periods1Is greater than a fourth threshold; if not, and T1If the load is less than the third threshold value, the load of the dry cooler is reduced by 3-7%; if so, and T1And if the load is not less than the third threshold value, the load of the dry cooler is increased by 10-30%. The invention realizes safe operation and energy-saving operation of the data center.

Description

Energy-saving control method and system based on data center equipment power and computer readable storage medium
Technical Field
The invention belongs to the technical field of intelligent control, and particularly relates to an energy-saving control method and system based on data center equipment power and a computer readable storage medium.
Background
With the progress of technology and the increase of data operations, the performance requirements of electronic information devices are higher and higher, which leads to a great increase in the amount of heat generated by electronic components and the heat flux density, and the power consumption caused by the increase in the amount of heat generated by cooling the electronic components must also be multiplied. At present, the total power consumption of the IDC cabinet exceeds 10kW, wherein the total power consumption can reach more than 30kW in the future, the heat flow density is higher, and the requirement on cooling equipment is synchronously improved. Traditional forced air cooling can not satisfy the heat dissipation needs, consequently adopts liquid cooling to realize the electric energy saving, nevertheless because the change of ambient temperature and the change of the power of IT equipment, the load that arouses is different, brings the difference of energy consumption, consequently in order to guarantee the saving of energy consumption, needs carry out liquid cooling control to the liquid cooling rack.
At present, the liquid cooling control mode is lagged, namely, the liquid cooling control mode is adjusted through the temperature change of the liquid pool, then the next feedback is carried out according to the adjusted liquid pool temperature, and the reaction period is long.
Disclosure of Invention
Based on the above-mentioned shortcomings and disadvantages of the prior art, it is an object of the present invention to at least solve one or more of the above-mentioned problems of the prior art, in other words, to provide a method, a system and a computer-readable storage medium for energy-saving control based on data center equipment power, which satisfy one or more of the above-mentioned needs.
In order to achieve the purpose, the invention adopts the following technical scheme:
the energy-saving control method based on the power of the data center equipment comprises a server, wherein the server is provided with a liquid cooling system, the liquid cooling system comprises a liquid cooling cabinet, a plate heat exchanger and a dry cooler, a liquid side inlet and a liquid side outlet of the plate heat exchanger are respectively connected with an inlet and an outlet of cooling liquid of the liquid cooling cabinet to form a circulating flow path of the cooling liquid, and a liquid pump is arranged in the circulating flow path of the cooling liquid; the water side inlet and the water side outlet of the plate heat exchanger are respectively connected with the water outlet and the water inlet of the dry cooler to form a cooling water circulation flow path, a water pump is arranged on the cooling water circulation flow path, and the energy-saving control method comprises the following steps:
s1, starting up a liquid cooling cabinet to operate;
s2, collecting the ambient temperature and judging the ambient temperature T0Whether a first preset threshold value is reached; if yes, go to step S3;
s3, detecting the temperature T of the outlet of the cooling liquid of the liquid cooling cabinet1Judging the temperature T1A relationship with a second preset threshold and a third preset threshold; wherein the second preset threshold is smaller than a third preset threshold;
if temperature T1If the load is not more than the second preset threshold, the load of the dry cooler is 5/(T)0-M)*N1Starting a rated load, and operating the liquid pump and the water pump according to 85-95% rated frequency;
if the temperature T is1Between the second preset threshold and the third preset threshold, the load of the dry cooler is 5/(T)0-M)*N3Starting a rated load, and operating the liquid pump and the water pump according to a rated frequency;
if the temperature T is1If the load is not less than the third preset threshold, the load of the dry cooler is 5/(T)0-M)*N1Starting a rated load, and operating the liquid pump and the water pump according to a rated frequency;
wherein M is 35-45 ℃ and N1The value is 1.1-1.5;
s4, collecting the operating power of the server, and calculating the percentage X% of the operating power of the server to the rated power;
s5, adjusting the load of the dry cooler and the working frequency of the liquid pump and the water pump according to the percentage X%;
s6, judging the temperature T of the adjacent acquisition periods1Whether the first derivative change is greater than a fourth preset threshold;
if yes, and the temperature T1If the threshold value is smaller than the third preset threshold value, returning to the step S2; if not, and the temperature T1If the load is smaller than the third preset threshold, the load of the dry cooler is reduced by 3-7%, and then the step S2 is returned to;
if so, and the temperature T1If the load is not less than the third preset threshold, the load of the dry cooler is increased by 10-30%, and then the step S2 is returned to; if not, and the temperature T1Not less than a third presetAnd (4) returning to the step S2.
Preferably, the first preset threshold is 25-40 ℃, the second preset threshold is 30-45 ℃, the third preset threshold is 44-50 ℃, and the fourth preset threshold is-0.1.
Preferably, in step S5, the load of the dry cooler is X% × k1Rated load operation, k10.9 to 1.3; liquid pump by X%. K1The greater of the rated frequency and the minimum frequency, the water pump operating according to X%. K1The greater of the nominal frequency and the minimum frequency operates.
Preferably, in the step S2, if the ambient temperature T is lower than the predetermined temperature T0And if the voltage is between the fifth preset threshold and the first preset threshold, executing the following steps:
s30, detecting the temperature T of the outlet of the cooling liquid of the liquid cooling cabinet1Judging the temperature T1A relation with a second preset threshold and a third preset threshold; wherein the second preset threshold is smaller than a third preset threshold;
if the temperature T is1If the load is not more than the second preset threshold, the load of the dry cooler is 5/(T)0-M)*N2Starting a rated load, and operating the liquid pump and the water pump according to 85-95% rated frequency;
if temperature T1Between the second preset threshold and the third preset threshold, the load of the dry cooler is 5/(T)0-M)*N2Starting a rated load, and operating the liquid pump and the water pump according to 80-90% of rated frequency;
if temperature T1If the load is not less than the third preset threshold, the load of the dry cooler is 5/(T)0-M)*N2Starting a rated load, and operating the liquid pump and the water pump according to 75-85% of rated frequency;
wherein N is2The value range is 0.95-1.3;
s40, collecting the operating power of the server, and calculating the percentage Y% of the operating power of the server to the rated power;
s50, adjusting the load of the dry cooler and the working frequency of the liquid pump and the water pump according to the percentage Y%;
s60, judging phaseTemperature T adjacent to the acquisition cycle1Whether the first derivative change is greater than a fourth preset threshold;
if so, and the temperature T1If the threshold value is smaller than the third preset threshold value, returning to the step S2; if not, and the temperature T1If the load is smaller than the third preset threshold, reducing the load of the dry cooler by 5-15%, and then returning to the step S2;
if so, and the temperature T1If the load is not less than the third preset threshold, the load of the dry cooler is increased by 10-20%, and then the step S2 is returned to; if not, and the temperature T1If the threshold value is not less than the third preset threshold value, returning to the step S2;
and the fifth preset threshold is smaller than the first preset threshold.
Preferably, the fifth preset threshold is 10 to 30 ℃.
Preferably, in the step S50, the dry cooler load is Y%. K2Rated load operation, k21.0 to 1.3; liquid pump according to Y%. K2The greater of the rated frequency and the minimum frequency, the water pump operating according to Y%. K2The greater of the nominal frequency and the minimum frequency operates.
Preferably, in the step S2, if the ambient temperature T is lower than the predetermined temperature T0If the threshold value is not greater than the fifth preset threshold value, the following steps are executed:
s300, detecting the temperature T of the outlet of the cooling liquid of the liquid cooling cabinet1Judging the temperature T1A relationship with a second preset threshold and a third preset threshold; wherein the second preset threshold is smaller than a third preset threshold;
if the temperature T is1If the load is not greater than the second preset threshold, the load of the dry cooler is 5/(T)0-M)*N3Starting a rated load, and operating the liquid pump and the water pump according to the minimum frequency;
if the temperature T is1Between the second preset threshold and the third preset threshold, the load of the dry cooler is 5/(T)0-M)*N3Starting a rated load, and operating the liquid pump and the water pump according to 65-75% of rated frequency;
if the temperature T is1If the load is not less than the third preset threshold, the load of the dry cooler is according to 5/, (T0-M)*N3Starting a rated load, and operating the liquid pump and the water pump according to 75-85% of rated frequency;
wherein, N31.05-1.25;
s400, collecting the operating power of the server, and calculating the percentage Z% of the operating power of the server to the rated power;
s500, adjusting the load of the dry cooler and the working frequency of the liquid pump and the water pump according to the percentage Z%;
s600, judging the temperature T of the adjacent acquisition periods1Whether the first derivative change is greater than a fourth preset threshold;
if so, and the temperature T1If the threshold value is smaller than the third preset threshold value, returning to the step S2; if not, and the temperature T1If the load is less than the third preset threshold, reducing the load of the dry cooler by 5-15%, and returning to the step S2;
if so, and the temperature T1If the load is not less than the third preset threshold, the load of the dry cooler is increased by 5-15%, and then the step S2 is returned to; if not, and the temperature T1And if not, returning to the step S2.
Preferably, in step S500, the load of the dry cooler is set to Z% × k3Rated load operation, k31.05 to 1.3; liquid pump according to Z%. K3The greater of the rated frequency and the minimum frequency, the water pump operating at Z% k3The greater of the nominal frequency and the minimum frequency operates.
The invention also provides an energy-saving control system based on the power of data center equipment, which applies the control method according to any scheme, and the energy-saving control system comprises:
a collection module for collecting the ambient temperature T0Temperature T1Operating power of the server, temperature T of adjacent acquisition cycles1A first derivative change of;
the calculation module is used for calculating the percentage of the operating power of the server to the rated power;
the judging module is used for carrying out the judging step in the energy-saving control method to obtain a corresponding judging result;
and the control module is used for executing corresponding subsequent steps according to the judgment result.
The present invention also provides a computer-readable storage medium having instructions stored therein, wherein the instructions, when executed on a computer, cause the computer to execute the energy saving control method according to any one of the above aspects.
Compared with the prior art, the invention has the beneficial effects that:
(1) According to the invention, the outlet temperature of the cooling liquid of the liquid cooling cabinet is taken as the current state, the heat load change is judged by combining the IT equipment and the server power, and the heat load change is taken as feedback to accurately control the liquid pump, the water pump and the dry cooler fan, so that the safe operation and the energy-saving operation of a data center are realized;
(2) According to the method, the outlet temperature threshold of the cooling liquid of the liquid cooling cabinet is judged, the first derivative of the outlet temperature of the cooling liquid of the liquid cooling cabinet is judged for multiple times and different thresholds are judged, the heat load of the liquid pool and the matching of supply and demand of the cooling load in the adjusting process of the heat load are adjusted in time, and the prejudgment and the control are accurately realized;
(3) According to the invention, the control under different environments and different scenes is realized by setting the threshold of the environment temperature, the control applicability of the data center is strong, and the abnormal problem is avoided.
Drawings
Fig. 1 is a block diagram of a liquid cooling system according to embodiment 1 of the present invention;
fig. 2 is a flowchart of a method for controlling energy saving based on power of data center equipment according to embodiment 1 of the present invention;
fig. 3 is a block configuration diagram of a data center equipment power-based energy-saving control system according to embodiment 1 of the present invention.
Detailed Description
In order to more clearly illustrate the embodiments of the present invention, the following description will explain the embodiments of the present invention with reference to the accompanying drawings. It is obvious that the drawings in the following description are only some examples of the invention, and that for a person skilled in the art, other drawings and embodiments can be derived from them without inventive effort.
Example 1:
the data center equipment of the embodiment comprises a server, and the server is provided with a liquid cooling system. As shown in fig. 1, the liquid cooling system of the present embodiment includes a liquid cooling cabinet, a plate heat exchanger (heat exchanger for short) and a dry cooler (dry cooler for short). The liquid side inlet and the liquid side outlet of the plate heat exchanger are respectively connected with the inlet and the outlet of cooling liquid of the liquid cooling cabinet to form a circulating flow path (liquid path for short) of the cooling liquid, and the circulating flow path of the cooling liquid is provided with a liquid pump; and a water side inlet and a water side outlet of the plate heat exchanger are respectively connected with a water outlet and a water inlet of the dry cooler to form a cooling water circulation flow path (called a water path for short), and a water pump is arranged on the cooling water circulation flow path. And the cooling water and the cooling liquid are used for carrying out heat exchange, so that the circulating liquid cooling function of the cooling liquid is realized. Based on the liquid cooling system of this embodiment, a method for controlling the operating state of the plate heat exchanger will be described in detail below.
As shown in fig. 2, the energy saving control method based on the power of the data center equipment of the embodiment includes the following steps:
s1, starting up a liquid cooling cabinet to operate;
s2, collecting the ambient temperature and judging whether the ambient temperature T0 reaches a first preset threshold B; if yes, go to step S3; wherein the first preset threshold B is 25 to 40 ℃, for example, 35 ℃.
S3, detecting the temperature T1 of an outlet (liquid pool outlet for short) of cooling liquid of the liquid cooling cabinet, and judging the relation between the temperature T1 and a second preset threshold D as well as a third preset threshold C; wherein the second preset threshold value D is smaller than the third preset threshold value C, the second preset threshold value D is 30-45 ℃ (preferably 35 ℃), and the third preset threshold value C is 44-50 ℃ (preferably 45 ℃).
If the temperature T1 is not greater than a second preset threshold value D, the load of the dry cooler is started according to the rated load of 5/(T0-M) N1, and the liquid pump and the water pump operate according to the rated frequency of 85-95% (preferably 90%);
if the temperature T1 is between a second preset threshold D and a third preset threshold C, the load of the dry cooler is started according to the rated load of 5/(T0-M) N1, and the liquid pump and the water pump operate according to the rated frequency;
if the temperature T1 is not less than a third preset threshold, the load of the dry cooler is started according to the rated load of 5/(T0-M) N1, and the liquid pump and the water pump run according to the rated frequency;
wherein, 5 is standard temperature difference, M is threshold temperature, N1 takes a value of 1.1-1.5 (preferably 1.3), the rated frequency of the liquid pump is 50Hz, and the rated frequency of the water pump is 50Hz.
S4, collecting the operating power P of the server, and calculating the percentage X% of the operating power P of the server to the rated power P0;
s5, adjusting the load of the dry cooler and the working frequency of the liquid pump and the water pump according to the percentage X%;
in particular, the load of the dry cooler (i.e. the outdoor heat sink) is X%. K1Rated load operation, k1The value range is 0.9-1.3 (preferably 1.2); liquid pump by X%. K1The greater of the rated frequency and the minimum frequency, the water pump operating according to X%. K1The greater of the nominal frequency and the minimum frequency operates.
S6, judging whether the first derivative change of the temperature T1 of the adjacent acquisition periods is larger than a fourth preset threshold value, namely if (f (f (T1)) > Z,0, 1), wherein the value range of Z is-0.1, and the value of the embodiment is-0.05; wherein the adjacent acquisition period is 20s. Wherein "1" means "yes" and "0" means "no".
If yes, and the temperature T1 is smaller than a third preset threshold value C, returning to the step S2; if not, and the temperature T1 is less than a third preset threshold, reducing the load of the dry cooler by 3-7% (preferably 5%), and then returning to the step S2;
if yes, and the temperature T1 is not less than a third preset threshold value C, increasing the load of the dry cooler by 10-30% (preferably 20%), and then returning to the step S2; if not, and the temperature T1 is not less than the third preset threshold, the step S2 is returned to.
In step S2, if the ambient temperature T0 is between the fifth preset threshold a and the first preset threshold B, and the fifth preset threshold a is 10 to 30 ℃ (preferably 15 ℃), the following steps are performed:
s30, detecting the temperature T1 of an outlet of cooling liquid of the liquid cooling cabinet, and judging the relation between the temperature T1 and a second preset threshold value and a third preset threshold value; wherein the second preset threshold is smaller than a third preset threshold;
if the temperature T1 is not greater than a second preset threshold, the load of the dry cooler is started according to the rated load of 5/(T0-M) N2, and the liquid pump and the water pump operate according to the rated frequency of 85-95% (preferably 90%);
if the temperature T1 is between the second preset threshold and the third preset threshold, the load of the dry cooler is 5/(T0-M) N2The rated load is started, and the liquid pump and the water pump run according to 80-90% (preferably 85%) rated frequency;
if the temperature T1 is not less than the third preset threshold, the load of the dry cooler is 5/(T0-M) N2The rated load is started, and the liquid pump and the water pump run according to 75-85% (preferably 80%) rated frequency;
wherein N is2The value range is 0.95-1.3, preferably 1.05;
s40, collecting the operating power P of the server, and calculating the percentage Y% of the operating power P of the server to the rated power P0;
s50, adjusting the load of the dry cooler and the working frequency of the liquid pump and the water pump according to the percentage Y%;
specifically, dry chiller load is in terms of Y%. K2Rated load operation, k2The value range is 1.0-1.3; liquid pump according to Y%. K2The greater of the rated frequency and the minimum frequency, the water pump operating according to Y%. K2The greater of the nominal frequency and the minimum frequency operates.
S60, judging whether the first derivative change of the temperature T1 of the adjacent acquisition periods is larger than a fourth preset threshold value or not;
if yes, and the temperature T1 is smaller than a third preset threshold, returning to the step S2; if not, and the temperature T1 is smaller than a third preset threshold, reducing the load of the dry cooler by 5-15% (preferably 10%), and then returning to the step S2;
if yes, and the temperature T1 is not less than a third preset threshold, increasing the load of the dry cooler by 10-20% (preferably 15%), and then returning to the step S2; if not, and the temperature T1 is not less than a third preset threshold, returning to the step S2;
in addition, in step S2, if the ambient temperature T0 is not greater than the fifth preset threshold a, the following steps are performed:
s300, detecting the temperature T1 of an outlet of cooling liquid of the liquid cooling cabinet, and judging the relation between the temperature T1 and a second preset threshold value and a third preset threshold value; wherein the second preset threshold is smaller than a third preset threshold;
if the temperature T1 is not greater than a second preset threshold, the load of the dry cooler is started according to a rated load of 5/(T0-M) N3, and the liquid pump and the water pump operate according to the minimum frequency;
if the temperature T1 is between the second preset threshold and the third preset threshold, the load of the dry cooler is 5/(T0-M) N3The rated load is started, and the liquid pump and the water pump run according to the rated frequency of 65-75 percent (preferably 70 percent);
if the temperature T1 is not less than a third preset threshold, the load of the dry cooler is 5/(T0-M) N3The rated load is started, and the liquid pump and the water pump run according to 75-85% (preferably 80%) rated frequency;
wherein, N3The value range is 1.05-1.25, preferably 1.1;
s400, collecting the operating power P of the server, and calculating the percentage Z% of the operating power P of the server to the rated power P0;
s500, adjusting the load of the dry cooler and the working frequency of a liquid pump and a water pump according to the percentage Z%;
specifically, dry cooler load is in Z%. K3Rated load operation, k3The value range is 1.05-1.3; liquid pump according to Z%. K3The greater of the rated frequency and the minimum frequency, the water pump operating according to Z%. K3The greater of the nominal frequency and the minimum frequency operates.
S600, judging whether the first derivative change of the temperature T1 in the adjacent acquisition period is larger than a fourth preset threshold value or not;
if yes, and the temperature T1 is smaller than a third preset threshold, returning to the step S2; if not, and the temperature T1 is less than a third preset threshold, reducing the load of the dry cooler by 5-15% (preferably 10%), and then returning to the step S2;
if yes, and the temperature T1 is not less than a third preset threshold, increasing the load of the dry cooler by 5-15% (preferably 10%), and then returning to the step S2; if not, and the temperature T1 is not less than the third preset threshold, the step S2 is returned to.
Corresponding to the above-mentioned energy-saving control method based on data center device power in this embodiment, as shown in fig. 3, this embodiment further provides an energy-saving control system based on data center device power, which includes a setting module, an acquisition module, a calculation module, a judgment module, and a control module.
The setting module is used for setting all threshold values, and setting of the threshold values can be adjusted freely.
The acquisition module is used for ambient temperature T0Temperature T1Operating power of the server, temperature T of adjacent acquisition cycles1A first derivative change of;
the calculation module is used for calculating the percentage of the operating power of the server to the rated power;
the judging module is used for executing each judging step in the control method to obtain a corresponding judging result;
the control module is used for executing corresponding subsequent steps according to the judgment result.
For the specific execution process of the above modules, reference may be made to the detailed description of the above energy saving control method, which is not described herein again.
The present embodiment also provides a computer-readable storage medium, in which instructions are stored, and when the instructions are executed on a computer, the instructions cause the computer to execute the energy saving control method according to the present embodiment.
The foregoing has outlined, rather broadly, the preferred embodiment and principles of the present invention in order that those skilled in the art may better understand the detailed description of the invention without departing from its broader aspects.

Claims (10)

1. The energy-saving control method based on the power of the data center equipment comprises a server, wherein the server is provided with a liquid cooling system, the liquid cooling system comprises a liquid cooling cabinet, a plate heat exchanger and a dry cooler, a liquid side inlet and a liquid side outlet of the plate heat exchanger are respectively connected with an inlet and an outlet of cooling liquid of the liquid cooling cabinet to form a circulating flow path of the cooling liquid, and a liquid pump is arranged in the circulating flow path of the cooling liquid; the water side inlet and the water side outlet of the plate heat exchanger are respectively connected with the water outlet and the water inlet of the dry cooler to form a cooling water circulation flow path, and a water pump is arranged on the cooling water circulation flow path, and the energy-saving control method is characterized by comprising the following steps of:
s1, starting up a liquid cooling cabinet to operate;
s2, collecting the ambient temperature and judging the ambient temperature T0Whether a first preset threshold value is reached; if yes, go to step S3;
s3, detecting the temperature T of the outlet of the cooling liquid of the liquid cooling cabinet1Judging the temperature T1A relationship with a second preset threshold and a third preset threshold; the second preset threshold value is smaller than a third preset threshold value;
if the temperature T is1If the load is not greater than the second preset threshold, the load of the dry cooler is 5/(T)0-M)*N1Starting a rated load, and operating the liquid pump and the water pump according to 85-95% rated frequency;
if the temperature T is1Between the second preset threshold and the third preset threshold, the load of the dry cooler is 5/(T)0-M)*N3Starting a rated load, and operating the liquid pump and the water pump according to a rated frequency;
if temperature T1If the load is not less than the third preset threshold, the load of the dry cooler is 5/(T)0-M)*N1Starting a rated load, and operating the liquid pump and the water pump according to a rated frequency;
wherein M is 35-45 ℃ and N1The value is 1.1-1.5;
s4, collecting the operating power of the server, and calculating the percentage X% of the operating power of the server to the rated power;
s5, adjusting the load of the dry cooler and the working frequency of the liquid pump and the water pump according to the percentage X%;
s6, judging adjacent acquisition periodsTemperature T1Whether the first derivative change is greater than a fourth preset threshold;
if so, and the temperature T1If the threshold value is smaller than the third preset threshold value, returning to the step S2; if not, and the temperature T1If the load is smaller than the third preset threshold, the load of the dry cooler is reduced by 3-7%, and then the step S2 is returned to;
if yes, and the temperature T1If the load is not less than the third preset threshold, the load of the dry cooler is increased by 10-30%, and then the step S2 is returned to; if not, and the temperature T1And if not, returning to the step S2.
2. The energy-saving control method based on the power of the data center equipment according to claim 1, wherein the first preset threshold is 25-40 ℃, the second preset threshold is 30-45 ℃, the third preset threshold is 44-50 ℃, and the fourth preset threshold is-0.1.
3. The energy-saving control method based on data center equipment power according to claim 1, wherein in the step S5, the load of the dry cooler is X% × k%1Rated load operation, k10.9 to 1.3; liquid pump by X%. K1The greater of the rated frequency and the minimum frequency, the water pump operating according to X%. K1The greater of the nominal frequency and the minimum frequency operates.
4. The energy-saving control method based on data center equipment power as claimed in claim 1, wherein in the step S2, if the ambient temperature T is lower than the preset temperature T, the energy-saving control method is performed0And if the voltage is between the fifth preset threshold and the first preset threshold, executing the following steps:
s30, detecting the temperature T of the outlet of the cooling liquid of the liquid cooling cabinet1Judging the temperature T1A relationship with a second preset threshold and a third preset threshold; wherein the second preset threshold is smaller than a third preset threshold;
if the temperature T is1If the load is not more than the second preset threshold, the load of the dry cooler is 5/(T)0-M)*N2Rated load opening, liquidThe pump and the water pump operate according to 85-95% of rated frequency;
if the temperature T is1Between the second preset threshold and the third preset threshold, the load of the dry cooler is 5/(T)0-M)*N2Starting a rated load, and operating the liquid pump and the water pump according to 80-90% of rated frequency;
if temperature T1If the load is not less than the third preset threshold, the load of the dry cooler is 5/(T)0-M)*N2Starting a rated load, and operating the liquid pump and the water pump according to 75-85% of rated frequency;
wherein N is2The value range is 0.95-1.3;
s40, collecting the operating power of the server, and calculating the percentage Y% of the operating power of the server and the rated power;
s50, adjusting the load of the dry cooler and the working frequency of a liquid pump and a water pump according to the percentage Y%;
s60, judging the temperature T of the adjacent acquisition periods1Whether the first derivative change is greater than a fourth preset threshold;
if yes, and the temperature T1If the threshold value is smaller than the third preset threshold value, returning to the step S2; if not, and the temperature T1If the load is less than the third preset threshold, reducing the load of the dry cooler by 5-15%, and returning to the step S2;
if yes, and the temperature T1If the load is not less than the third preset threshold, the load of the dry cooler is increased by 10-20%, and then the step S2 is returned to; if not, and the temperature T1If the threshold value is not less than the third preset threshold value, returning to the step S2;
and the fifth preset threshold is smaller than the first preset threshold.
5. The energy-saving control method based on the power of the data center equipment according to claim 4, wherein the fifth preset threshold is 10-30 ℃.
6. The energy-saving control method based on the power of the data center equipment according to claim 4, wherein in the step S50, the load of the dry cooler is expressed by Y%. Multidot.k2Rated load operation, k21.0 to 1.3; liquid pump according to Y%. K2The greater of the rated frequency and the minimum frequency, the water pump operating at Y%. K2The greater of the nominal frequency and the minimum frequency operates.
7. The energy-saving control method based on data center equipment power as claimed in claim 4, wherein in the step S2, if the ambient temperature T is higher than the preset temperature T0If the threshold value is not greater than the fifth preset threshold value, the following steps are executed:
s300, detecting the temperature T of the outlet of the cooling liquid of the liquid cooling cabinet1Judging the temperature T1A relationship with a second preset threshold and a third preset threshold; the second preset threshold value is smaller than a third preset threshold value;
if the temperature T is1If the load is not more than the second preset threshold, the load of the dry cooler is 5/(T)0-M)*N3Starting a rated load, and operating the liquid pump and the water pump according to the minimum frequency;
if the temperature T is1Between the second preset threshold and the third preset threshold, the load of the dry cooler is 5/(T)0-M)*N3Starting a rated load, and operating the liquid pump and the water pump according to 65-75% of rated frequency;
if the temperature T is1If the load is not less than the third preset threshold, the load of the dry cooler is 5/(T)0-M)*N3Starting a rated load, and operating the liquid pump and the water pump according to 75-85% of rated frequency;
wherein N is31.05-1.25;
s400, collecting the operating power of the server, and calculating the percentage Z% of the operating power of the server to the rated power;
s500, adjusting the load of the dry cooler and the working frequency of the liquid pump and the water pump according to the percentage Z%;
s600, judging the temperature T of the adjacent acquisition periods1Whether the first derivative change is greater than a fourth preset threshold;
if so, and the temperature T1If the threshold value is smaller than the third preset threshold value, returning to the step S2; if not, and the temperature T1When the load is less than the third preset threshold, the load of the dry cooler is reduced by 5 to 15 percentThen returning to step S2;
if so, and the temperature T1If the load is not less than the third preset threshold, the load of the dry cooler is increased by 5-15%, and then the step S2 is returned to; if not, and the temperature T1And if not, returning to the step S2.
8. The energy-saving control method based on the power of the data center equipment according to claim 7, wherein in the step S500, the load of the dry cooler is set to Z%. Multidot.k3Rated load operation, k31.05-1.3; liquid pump according to Z%. K3The greater of the rated frequency and the minimum frequency, the water pump operating according to Z%. K3The greater of the nominal frequency and the minimum frequency operates.
9. The energy-saving control system based on the power of the data center equipment, which applies the control method according to any one of claims 1 to 8, characterized in that the energy-saving control system comprises:
a collection module for collecting the ambient temperature T0Temperature T1Operating power of the server, temperature T of adjacent acquisition cycles1A first derivative change of;
the calculation module is used for calculating the percentage of the operating power and the rated power of the server;
the judging module is used for carrying out the judging step in the energy-saving control method to obtain a corresponding judging result;
and the control module is used for executing corresponding subsequent steps according to the judgment result.
10. A computer-readable storage medium having instructions stored therein, which when executed on a computer, cause the computer to perform the energy saving control method according to any one of claims 1 to 8.
CN202210884985.3A 2022-07-26 2022-07-26 Energy-saving control method and system based on data center equipment power and computer readable storage medium Pending CN115279131A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202210884985.3A CN115279131A (en) 2022-07-26 2022-07-26 Energy-saving control method and system based on data center equipment power and computer readable storage medium

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202210884985.3A CN115279131A (en) 2022-07-26 2022-07-26 Energy-saving control method and system based on data center equipment power and computer readable storage medium

Publications (1)

Publication Number Publication Date
CN115279131A true CN115279131A (en) 2022-11-01

Family

ID=83769686

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202210884985.3A Pending CN115279131A (en) 2022-07-26 2022-07-26 Energy-saving control method and system based on data center equipment power and computer readable storage medium

Country Status (1)

Country Link
CN (1) CN115279131A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117529066A (en) * 2024-01-04 2024-02-06 浙江康盛热交换器有限公司 Cooling unit control method and device, electronic equipment and computer readable medium

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN117529066A (en) * 2024-01-04 2024-02-06 浙江康盛热交换器有限公司 Cooling unit control method and device, electronic equipment and computer readable medium
CN117529066B (en) * 2024-01-04 2024-04-09 浙江康盛热交换器有限公司 Cooling unit control method and device, electronic equipment and computer readable medium

Similar Documents

Publication Publication Date Title
Liserre et al. Power routing in modular smart transformers: Active thermal control through uneven loading of cells
EP4009419A1 (en) Energy storage system and thermal management method for the same
EP3166219B1 (en) Power converter and air-conditioning device provided with said power converter
CN115279131A (en) Energy-saving control method and system based on data center equipment power and computer readable storage medium
CN115135117A (en) Energy-saving control method and system for liquid cooling equipment and computer readable storage medium
Xia et al. Minimising peak current in boundary conduction mode for the four‐switch buck–boost DC/DC converter with soft switching
CN114269121A (en) Heat dissipation device, heat dissipation control method, frequency conversion cabinet and refrigeration equipment
CN113363532A (en) Control method of fuel cell cooling system
Barwar et al. Performance analysis and reliability estimation of five‐level rectifier
Dastgiri et al. A high step‐up DC–DC converter with active switched LC‐network and voltage‐lift circuit: topology, operating principle, and implementation
CN117062419B (en) Multi-terminal supply-demand matched data center cold source system parameter optimization method and device
CN117239304B (en) Liquid cooling energy storage thermal management system and method
CN116744657A (en) Liquid cooling system and control method thereof
Baek et al. Effective hold-up time extension method using fan control in server power systems
CN110543223A (en) Water cooling control system with hybrid control mode and control method thereof
CN114857687B (en) Control system and method for water-cooled central air conditioner cooling water system
EP2600510A1 (en) Heating a converter with circulating currents
US20230171930A1 (en) Cooling system for data center based on hyperbola cooling tower
CN115799722A (en) Energy-saving liquid cooling control method and system integrating PCS and battery cluster
US20220312646A1 (en) Thermal management system and method for power optimization for cooling an electronic rack
CN115175532A (en) High-load control method and system for cooling equipment of container data center
CN114760802A (en) Converter cooling system, control method thereof and converter
CN110662405A (en) Water-cooling heat dissipation system and control method thereof
US20220320876A1 (en) Data center multi-stage backup system
CN216591924U (en) Data center heat recovery system

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination