CN110779172A - Method and equipment for diagnosing utilization rate of air conditioner cooling capacity in data machine room - Google Patents
Method and equipment for diagnosing utilization rate of air conditioner cooling capacity in data machine room Download PDFInfo
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- CN110779172A CN110779172A CN201911090102.6A CN201911090102A CN110779172A CN 110779172 A CN110779172 A CN 110779172A CN 201911090102 A CN201911090102 A CN 201911090102A CN 110779172 A CN110779172 A CN 110779172A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/64—Electronic processing using pre-stored data
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
- F24F11/32—Responding to malfunctions or emergencies
- F24F11/38—Failure diagnosis
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/52—Indication arrangements, e.g. displays
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/52—Indication arrangements, e.g. displays
- F24F11/526—Indication arrangements, e.g. displays giving audible indications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/54—Control or safety arrangements characterised by user interfaces or communication using one central controller connected to several sub-controllers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/50—Control or safety arrangements characterised by user interfaces or communication
- F24F11/56—Remote control
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/65—Electronic processing for selecting an operating mode
Abstract
The invention relates to the technical field of data computer rooms, in particular to a method and equipment for diagnosing the utilization rate of air conditioning cold energy in a data computer room. The method comprises the following steps: acquiring the electricity consumption of IT equipment, the refrigerating capacity of an air conditioner in a machine room and the reheating capacity of the air conditioner in the machine room; obtaining the utilization rate of the cooling capacity according to the set correction coefficient and the obtained IT equipment power consumption, the machine room air conditioner refrigerating capacity and the machine room air conditioner reheating capacity; judging whether the utilization rate is greater than a first set value or not, and if the utilization rate is greater than the first set value, normally operating the data machine room; if the utilization rate is less than or equal to the first set value, an alarm prompt is sent out, whether the alarm prompt is real is judged through field check, and if the alarm prompt is not real, the correction coefficient is reset. According to the method for diagnosing the cold capacity utilization rate of the air conditioner in the data machine room, fewer parameters are needed, a technical basis can be provided for quick diagnosis and transformation of the enclosing structure of the data machine room, and the energy consumption of the air conditioner in the data machine room is reduced.
Description
Technical Field
The invention relates to the technical field of data computer rooms, in particular to a method and equipment for diagnosing the utilization rate of air conditioning cold energy in a data computer room.
Background
The outdoor temperature has a great influence on the consumption of cold energy in the data machine room, which is reflected in the aspects of data air conditioning cooling efficiency and air conditioner natural cooling time on one hand, and is presented in the rationality of the design of the enclosure structure of the data machine room on the other hand. Due to the thermal environment characteristics of the data center, the enclosure structure is required to have a heat dissipation function in most of the whole year. In the design process of the data center, the design is usually executed by referring to the energy-saving design standard of the public building, and the heat insulation design of the enclosure structure of the data center can play a role of reacting against the heat insulation design in the actual operation.
One part of the cold energy consumed by the data center is used for cooling IT equipment heat dissipation, electrical equipment heat dissipation, necessary fresh air and personnel heat dissipation; the other part is used for cooling extra fresh air, compensating the heat of the enclosure structure, and the heat of penetration, etc. The former belongs to the effective utilization part, and the latter belongs to the ineffective dissipation part. Because the energy-saving design of the enclosure structure of the data machine room is unreasonable or the air tightness of the existing data machine room is poor, the ineffective dissipation part is often relatively high, and therefore the energy consumption of the machine room is increased.
Based on the problems, the scheme for quickly diagnosing the cold utilization rate of the air conditioner of the data machine room and providing a technical basis for quickly diagnosing and reconstructing the enclosing structure of the data machine room is provided.
Disclosure of Invention
The application provides a method for diagnosing the cold energy utilization rate of the air conditioner of the data machine room, which can quickly diagnose the cold energy utilization rate of the air conditioner of the data machine room, thereby providing a technical basis for quickly diagnosing and reconstructing the enclosing structure of the data machine room.
In order to achieve the above object, the present application provides a method for diagnosing cooling capacity utilization rate of an air conditioner in a data machine room, comprising: acquiring the electricity consumption of IT equipment, the refrigerating capacity of an air conditioner in a machine room and the reheating capacity of the air conditioner in the machine room; obtaining the utilization rate of the cooling capacity according to the set correction coefficient and the obtained IT equipment power consumption, the machine room air conditioner refrigerating capacity and the machine room air conditioner reheating capacity; judging whether the utilization rate is greater than a first set value or not, and if the utilization rate is greater than the first set value, normally operating the data machine room; if the utilization rate is less than or equal to the first set value, an alarm prompt is sent out, whether the alarm prompt is real is judged through field check, and if the alarm prompt is not real, the correction coefficient is reset.
According to the method for diagnosing the cold utilization rate of the air conditioner in the data machine room, the cold utilization rate can be obtained only by acquiring the electricity consumption of IT equipment, the refrigerating capacity of the air conditioner in the machine room and the reheating capacity of the air conditioner in the machine room according to the set correction coefficient; through the comparison between the cold quantity utilization rate and the first set value, if the cold quantity utilization rate is lower than the first set value, a warning prompt is sent, the problems of overlarge fresh air quantity of the data machine room, poor building heat insulation performance or poor building air tightness and hot air permeation can be preliminarily diagnosed, or the coefficient correction value needs to be adjusted, and the judgment mode needs fewer parameters, so that the technical basis can be provided for the rapid diagnosis and transformation of the enclosing structure of the data machine room, and the energy consumption of an air conditioner of the data machine room is reduced.
Preferably, in the step of obtaining the utilization rate of the cooling capacity according to the set correction coefficient, the collected IT equipment power consumption, the machine room air conditioner refrigerating capacity and the machine room air conditioner reheating capacity; the cold capacity utilization rate is obtained according to the following formula:
wherein, W is the electricity consumption of IT equipment, kWh;
qi-is the refrigerating capacity of the ith air conditioner, kWh;
hi-is the reheating capacity of the ith air conditioner, kWh;
β -is a correction factor;
η -for utilization.
Preferably, the method further comprises a step of judging the fluctuation rate of the utilization rate, if the fluctuation rate is larger than a second set value, an alarm prompt is sent out, whether the alarm prompt is real is judged through field check, if the alarm prompt is not real, the correction coefficient is reset, and if the alarm prompt is real, the correction is carried out.
Preferably, the method also comprises the steps of obtaining the electricity consumption of the IT equipment, the refrigerating capacity of the air conditioner in the machine room and the reheating capacity of the air conditioner in the machine room; and acquiring the utilization rate of the cabinet, and judging whether the utilization rate of the cabinet is greater than a third set value.
Preferably, the method also comprises the steps of obtaining the electricity consumption of the IT equipment, the refrigerating capacity of the air conditioner in the machine room and the reheating capacity of the air conditioner in the machine room; and monitoring the air conditioner running mode, and judging whether competitive running exists or not.
Preferably, the third set value is 80%.
The application provides a cold volume utilization ratio diagnostic equipment of data computer lab air conditioner includes:
the information acquisition device is used for acquiring the standby power consumption, the refrigerating capacity of the air conditioner in the machine room and the reheating capacity of the air conditioner in the machine room;
user input means for inputting a correction factor;
the central processing device is connected with the user input device and the information acquisition device and used for obtaining a cold utilization rate according to the IT equipment power consumption, the machine room air conditioner refrigerating capacity, the machine room air conditioner reheating capacity and the correction coefficient set by the user input device, wherein the IT equipment power consumption, the machine room air conditioner refrigerating capacity and the machine room air conditioner reheating capacity are acquired by the information acquisition device, judging whether the utilization rate is greater than a first set value or not, and if the utilization rate is greater than the first set value, normally operating a data machine room; if the utilization rate is less than or equal to the first set value, an alarm prompt is sent out, whether the alarm prompt is real is judged through field check, and if the alarm prompt is not real, the correction coefficient is reset.
Preferably, the central processing unit comprises a storage module for calculating the cold utilization rate, a display module for displaying the change trend of the cold utilization rate, and a central processing unit electrically connected with the storage module, the display module, the information acquisition device and the user input device.
Preferably, the display module is provided with a remote communication interface.
Preferably, an alarm unit is arranged in the display module.
Drawings
Fig. 1 is a flowchart of a method for diagnosing cooling capacity utilization rate of an air conditioner in a data machine room according to an embodiment of the present application;
fig. 2 is a block diagram of a structure of a device for diagnosing cooling capacity utilization rate of an air conditioner in a data room according to an embodiment of the present application;
fig. 3 is another structural block diagram of an air conditioning cooling capacity utilization rate diagnostic device in a data computer room according to an embodiment of the present application.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1, an embodiment of the present application provides a method for diagnosing cooling capacity utilization rate of an air conditioner in a data machine room, including: acquiring the electricity consumption of IT equipment, the refrigerating capacity of an air conditioner in a machine room and the reheating capacity of the air conditioner in the machine room; obtaining the utilization rate of the cooling capacity according to the set correction coefficient and the obtained IT equipment power consumption, the machine room air conditioner refrigerating capacity and the machine room air conditioner reheating capacity; judging whether the utilization rate is greater than a first set value or not, and if the utilization rate is greater than the first set value, normally operating the data machine room; if the utilization rate is less than or equal to the first set value, an alarm prompt is sent out, whether the alarm prompt is real is judged through field check, and if the alarm prompt is not real, the correction coefficient is reset.
According to the method for diagnosing the cold utilization rate of the air conditioner in the data machine room, the cold utilization rate can be obtained only by acquiring the electricity consumption of IT equipment, the refrigerating capacity of the air conditioner in the machine room and the reheating capacity of the air conditioner in the machine room according to the set correction coefficient; through the comparison between the cold volume utilization ratio and the first set value, if the cold volume utilization ratio is lower than the first set value, a warning prompt is sent, the problems of overlarge fresh air volume of the data machine room, poor building heat insulation performance or poor building air tightness and hot air permeation can be preliminarily diagnosed, the judging mode needs fewer parameters, a technical basis can be provided for quick diagnosis and transformation of the data machine room enclosing structure, and the energy consumption of an air conditioner of the data machine room is reduced.
In addition, if the refrigeration capacity rate is still lower than the first set value after the data machine room is checked and maintained after the warning prompt is sent out, the value of the correction coefficient is adjusted.
Specifically, in the step of obtaining the utilization rate of cooling capacity according to the set correction coefficient, the collected IT equipment power consumption, the machine room air conditioner refrigerating capacity and the machine room air conditioner reheating capacity; the cold capacity utilization rate is obtained according to the following formula:
wherein, W is the electricity consumption of IT equipment, kWh;
qi-is the refrigerating capacity of the ith air conditioner, kWh;
hi-is the reheating capacity of the ith air conditioner, kWh;
β -is a correction factor;
η -for utilization.
Specifically, the correction coefficient is 0.75 to 0.95.
As an optional mode, the method further comprises a step of judging the fluctuation rate of the utilization rate, if the fluctuation rate is larger than a second set value, an alarm prompt is sent, field check is carried out to judge whether the alarm prompt is true, if the alarm prompt is not true, the correction coefficient is reset, and if the alarm prompt is true, the correction is carried out. Specifically, the fluctuation rate is the ratio of the data difference of the cold utilization rates acquired at the previous time to the cold utilization rate data acquired at the previous time, and the second set value is 7% -15%.
As an optional mode, the method also comprises the steps of obtaining the electricity consumption of the IT equipment, the refrigerating capacity of the air conditioner in the machine room and the reheating capacity of the air conditioner in the machine room; and acquiring the utilization rate of the cabinet, and judging whether the utilization rate of the cabinet is greater than a third set value. And if the utilization rate of the cabinet is less than the third setting, the step of obtaining the utilization rate of the cooling capacity is not carried out.
Specifically, the third set value is 80%.
As an optional mode, the method also comprises the steps of obtaining the electricity consumption of the IT equipment, the refrigerating capacity of the air conditioner in the machine room and the reheating capacity of the air conditioner in the machine room; and monitoring the air conditioner running mode, and judging whether competitive running exists or not. If a plurality of air conditioners in the data machine room run simultaneously and the condition of refrigerating and dehumidifying does not occur, the step of obtaining the cold quantity utilization rate is carried out to ensure the accuracy of the value of the obtained cold quantity utilization rate, and if the plurality of air conditioners have the conditions of refrigerating and heating simultaneously, dehumidifying and humidifying simultaneously, the fault debugging is prompted.
In the actual use process, the method comprises the following specific operation steps:
s101, acquiring the utilization rate of the cabinet;
s102: judging whether the utilization rate of the cabinet is greater than a third set value, if the utilization rate of the cabinet is less than the third set value, ending, and if the utilization rate of the cabinet is greater than the third set value, entering the next step;
s103, monitoring an air conditioner running mode;
s104: judging whether competitive operation exists or not; if the competitive operation exists, performing fault debugging, and if the competitive operation does not exist, performing the next step;
s105: acquiring the electricity consumption of IT equipment, the refrigerating capacity of an air conditioner in a machine room and the reheating capacity of the air conditioner in the machine room;
s106: obtaining the utilization rate of the cooling capacity according to the set correction coefficient and the obtained IT equipment power consumption, the machine room air conditioner refrigerating capacity and the machine room air conditioner reheating capacity;
s107: judging whether the utilization rate is greater than a first set value or not, and if the utilization rate is greater than the first set value, normally operating the data machine room; if the utilization rate is less than or equal to the first set value, sending an alarm prompt, checking on site to judge whether the alarm prompt is true, and if not, resetting a correction coefficient;
s108: judging whether the fluctuation rate of the utilization rate is greater than a second set value or not; if the fluctuation rate is larger than the second set value, an alarm prompt is sent out, whether the alarm prompt is real or not is judged through field check, if the alarm prompt is not real, the correction coefficient is reset, and if the alarm is real, the correction is carried out.
The application provides a cold volume utilization ratio diagnostic equipment of data computer lab air conditioner includes: the information acquisition device is used for acquiring the electricity consumption of IT equipment, the refrigerating capacity of the air conditioner in the machine room and the reheating capacity of the air conditioner in the machine room; user input means for inputting a correction factor; the central processing device is connected with the user input device and the information acquisition device and used for obtaining a cold utilization rate according to the IT equipment power consumption, the machine room air conditioner refrigerating capacity, the machine room air conditioner reheating capacity and the correction coefficient set by the user input device, wherein the IT equipment power consumption, the machine room air conditioner refrigerating capacity and the machine room air conditioner reheating capacity are acquired by the information acquisition device, judging whether the utilization rate is greater than a first set value or not, and if the utilization rate is greater than the first set value, normally operating a data machine room; if the utilization rate is less than or equal to the first set value, an alarm prompt is sent out, whether the alarm prompt is real is judged through field check, and if the alarm prompt is not real, the correction coefficient is reset.
Referring to fig. 2 and fig. 3, in the data room air conditioner cold energy utilization rate diagnosis device in the present scheme, an information acquisition device and a user input device are electrically connected with a central processing device, the information acquisition device transmits the acquired information of the IT equipment power consumption, the room air conditioner refrigeration capacity and the room air conditioner reheating capacity to the central processing device, the user input device inputs a correction coefficient and transmits the correction coefficient to the central processing device, the central processing device obtains the cold energy utilization rate and judges the relation between the cold energy utilization rate and a first set value, if the cold energy utilization rate is lower than the first set value, a warning prompt is sent, the problem that the new air volume of the data room is too large, the building heat insulation performance is poor or the building air tightness is poor can be preliminarily diagnosed, the judgment mode needs fewer parameters, and a technical basis can be provided for the quick diagnosis and the reconstruction of the data room enclosure structure, and the energy consumption of the air conditioner of the data machine room is reduced.
As an optional mode, the central processing unit comprises a storage module for calculating the cold utilization rate, a display module for displaying the change trend of the cold utilization rate, and a central processing unit electrically connected with the storage module, the display module, the information acquisition device and the user input device. The central processing unit sends the IT equipment power consumption, the machine room air conditioner refrigerating capacity and the machine room air conditioner reheating capacity information and the correction coefficient to the storage module, the storage module technology obtains the cold capacity utilization rate, the value of the cold capacity utilization rate is sent to the display module through the central processing unit to be displayed, and therefore maintenance personnel can observe the value of the cold capacity utilization rate and the change condition of the value in real time.
As an optional mode, a remote communication interface is provided on the display module. The setting of remote communication interface is convenient for maintainer long-range observation to the change condition of the cold volume utilization ratio in the data computer lab.
As an optional mode, an alarm unit is arranged in the display module. The alarm unit has the function of acousto-optic alarm so as to remind workers.
It will be apparent to those skilled in the art that various changes and modifications may be made in the embodiments of the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. A method for diagnosing the cold utilization rate of an air conditioner in a data machine room is characterized by comprising the following steps:
acquiring the electricity consumption of IT equipment, the refrigerating capacity of an air conditioner in a machine room and the reheating capacity of the air conditioner in the machine room;
obtaining the utilization rate of the cooling capacity according to the set correction coefficient and the obtained IT equipment power consumption, the machine room air conditioner refrigerating capacity and the machine room air conditioner reheating capacity;
judging whether the utilization rate is greater than a first set value or not, and if the utilization rate is greater than the first set value, normally operating the data machine room; if the utilization rate is less than or equal to the first set value, an alarm prompt is sent out, whether the alarm prompt is real is judged through field check, and if the alarm prompt is not real, the correction coefficient is reset.
2. The method for diagnosing the cold capacity utilization rate of the air conditioners in the data machine room as claimed in claim 1, wherein in the step of obtaining the cold capacity utilization rate according to the set correction coefficient, the collected IT equipment power consumption, the machine room air conditioner refrigerating capacity and the machine room air conditioner reheating capacity; the cold capacity utilization rate is obtained according to the following formula:
wherein, W is the electricity consumption of IT equipment, kWh;
qi-is the refrigerating capacity of the ith air conditioner, kWh;
hi-is the reheating capacity of the ith air conditioner, kWh;
β -is a correction factor;
η -for utilization.
3. The method for diagnosing the cold capacity utilization rate of the air conditioner in the data room as claimed in claim 1, further comprising the step of judging the fluctuation rate of the utilization rate, wherein if the fluctuation rate is greater than a second set value, an alarm prompt is sent out, whether the alarm prompt is true is judged through on-site inspection, if the alarm prompt is not true, the correction coefficient is reset, and if the alarm prompt is true, the correction is performed.
4. The method for diagnosing the cold capacity utilization rate of the air conditioners in the data machine room as claimed in claim 1, wherein the method further comprises the steps of obtaining the electricity consumption of the IT equipment, the cooling capacity of the air conditioners in the machine room and the reheating capacity of the air conditioners in the machine room; and acquiring the utilization rate of the cabinet, and judging whether the utilization rate of the cabinet is greater than a third set value.
5. The method for diagnosing the cold capacity utilization rate of the air conditioners in the data machine room as claimed in claim 1, wherein the method further comprises the steps of obtaining the electricity consumption of the IT equipment, the cooling capacity of the air conditioners in the machine room and the reheating capacity of the air conditioners in the machine room; and monitoring the air conditioner running mode, and judging whether competitive running exists or not.
6. The method for diagnosing the cooling capacity utilization rate of the air conditioners in the data room as claimed in claim 4, wherein the third set value is 80%.
7. The utility model provides a cold volume utilization ratio diagnostic equipment of data computer lab air conditioner which characterized in that includes:
the information acquisition device is used for acquiring the standby power consumption, the refrigerating capacity of the air conditioner in the machine room and the reheating capacity of the air conditioner in the machine room;
user input means for inputting a correction factor;
the central processing device is connected with the user input device and the information acquisition device and used for obtaining a cold utilization rate according to the IT equipment power consumption, the machine room air conditioner refrigerating capacity, the machine room air conditioner reheating capacity and the correction coefficient set by the user input device, wherein the IT equipment power consumption, the machine room air conditioner refrigerating capacity and the machine room air conditioner reheating capacity are acquired by the information acquisition device, judging whether the utilization rate is greater than a first set value or not, and if the utilization rate is greater than the first set value, normally operating a data machine room; if the utilization rate is less than or equal to the first set value, an alarm prompt is sent out, whether the alarm prompt is real is judged through field check, and if the alarm prompt is not real, the correction coefficient is reset.
8. The diagnosis device for cold energy utilization rate of air conditioners in data rooms according to claim 7, wherein the central processing unit comprises a storage module for calculating the cold energy utilization rate, a display module for displaying the change trend of the cold energy utilization rate, and a central processing unit electrically connected with the storage module, the display module, the information acquisition device and the user input device.
9. The diagnostic equipment for utilization of cooling capacity of air conditioners in data rooms according to claim 8, wherein the display module is provided with a remote communication interface.
10. The diagnostic equipment for utilization rate of cold energy of air conditioners in data machine rooms according to claim 8, wherein an alarm unit is arranged in the display module.
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