CN106568174A - Control system and method for temperatures of computer room - Google Patents
Control system and method for temperatures of computer room Download PDFInfo
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- CN106568174A CN106568174A CN201610986389.0A CN201610986389A CN106568174A CN 106568174 A CN106568174 A CN 106568174A CN 201610986389 A CN201610986389 A CN 201610986389A CN 106568174 A CN106568174 A CN 106568174A
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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
-
- 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
-
- 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
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F2110/00—Control inputs relating to air properties
- F24F2110/10—Temperature
-
- 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
- F24F11/61—Control or safety arrangements characterised by user interfaces or communication using timers
-
- 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
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Atmospheric Sciences (AREA)
- Physics & Mathematics (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Signal Processing (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The invention relates to the field of environment control on computer rooms of data centers and provides a control system for temperatures of a computer room so as to adjust temperatures of different cabinets in the same computer room differently and simultaneously. Temperature sensors are arranged at inlets of the cabinets in the computer room, are connected with a processing control module through temperature data acquisition units and transmit acquired inlet temperatures Ttest into the processing control module; the processing control module is connected with controllers of air conditioners in the computer room and compares the received inlet temperatures Ttest with the excessively high temperature threshold value T_high and the excessively low temperature threshold value T_low, and when the inlet temperatures Ttest are higher than or equal to the excessively high temperature threshold value T_high, the detected positions of the temperature sensors are too hot points; when the inlet temperatures Ttest are lower than or equal to the excessively low temperature threshold value T_low, the detected positions of the temperature sensors are too cold points; and when the number of the too hot points and/or the too cold points in the refrigerating area of the same air conditioner in the computer room exceeds the set threshold value, the processing control module sends a temperature adjusting command to the air conditioner, and the set temperature of the air conditioner is adjusted. With the system, the different air conditioners in the computer room can be controlled accurately.
Description
Technical field
The present invention relates to data center machine room environmental Kuznets Curves field, more particularly to a kind of temperature in machine room is controlled
Control system and control method.
Background technology
Data center is the intelligent maincenter of current informationization society, and its importance is self-evident.It is each in data center machine room
Planting precision equipment includes that server, storage, network switch etc. are all clearly required to environment, and country and industry are also formulated
Strict standard.And temperature is a kind of environmental factor of most important of which.The normal operation of equipment, machine in order to ensure machine room
The professional precision air conditioner that room is equipped with must successively work in annual 24 hours.
According to National Electrical computer room design specification GB50174-93 guidance standard, A level items require the machine room summer
Ji Wendu at 21-25 DEG C, 18-22 DEG C of winter；B level items require machine room whole year temperature at 18-28 DEG C.Unite according to industry data
Meter, cooling in every energy consumption of data center accounts for about the 40% of energy consumption.Therefore control computer room temperature is extremely important：Temperature mistake
Height, then can not meet each equipment operation in machine room；Temperature is too low, then waste electric power resource.
At present, existing machine room temperature adjusting system is mostly heightened or is turned down according to bulk temperature in machine room.But, in reality
In the machine room of border, the temperature that often there are some racks is too high, while the too low situation of the temperature of other racks, existing machine room
Thermoregulating system cannot meet temperature adjustment needs.
The content of the invention
To realize turning down the temperature of some racks in same machine room simultaneously, the temperature that the temperature of other racks is heightened
Degree is adjusted to be needed, and the present invention proposes a kind of computer room temperature control system, the computer room temperature control system include processing and control module,
Temperature sensor and temperature data acquisition device, the temperature sensor is arranged on the rack porch in the machine room and by institute
State temperature data acquisition device to be connected with the processing and control module, and the entrance temperature of temperature sensor collection rack porch
Degree and by inlet temperature T for collectingSurveyElectric signal transmission is converted into in the temperature data acquisition device；The temperature data is adopted
Storage is by inlet temperature T of the electrical signal form for receivingSurveyIt is converted into digital form and is transferred in the processing and control module；
The processing and control module is connected with the controller of the air-conditioning in the machine room, and the processing and control module is to the entrance that receives
Temperature TSurveyHigh threshold T_high is crossed with temperature and temperature is crossed Low threshold T_low and is compared, work as TSurveyDuring >=T_high, the temperature
The test position of sensor is heat spot；Work as TSurveyDuring≤T_low, the test position of the temperature sensor is undercooling point；Work as institute
When the quantity for stating heat spot in machine room in the refrigerated area of same air-conditioning and/or undercooling point exceedes given threshold, the place
Reason control module to the controller of the air-conditioning sends temperature adjustment order, adjusts the design temperature of the air-conditioning.The machine room temperature
Degree control system is entered respectively using temperature sensor to the inlet temperature of the rack in the refrigerated area of each air-conditioning in machine room
Row detection, and the air-conditioning to the refrigerated area is determined whether according to the quantity of the heat spot in each refrigerated area or undercooling point
Design temperature is adjusted, and then according to actual needs can heighten the design temperature of air-conditioning different in machine room in the same time
Or turn down, being precisely controlled for different air-conditionings is realized in machine room, meet refrigeration needs.
Preferably, the group number of the temperature sensor is equal to the number of units of the air-conditioning of configuration in the machine room, and same group warm
Degree sensor is arranged in the porch of the rack in the refrigerated area of same air-conditioning.Further, the temperature in same group
Quantity of the quantity of degree sensor more than or equal to the rack in refrigerated area residing for this group of temperature sensor.So, can be every
The porch of each rack in the refrigerated area of one air-conditioning is provided with least one temperature sensor, right so as to complete
The inlet temperature of all racks is detected in machine room, improves computer room temperature control accuracy.
Preferably, the temperature sensor is connected with the temperature data acquisition device by connection.
The present invention also proposes a kind of computer room temperature control method, and the computer room temperature control method comprises the steps：
S1：Refrigerated area A1, A2.....An of air-conditioning in the machine room are divided, wherein, n is configuration in the machine room
The quantity of air-conditioning；
S2：The porch of all racks in each refrigerated area is respectively provided with temperature sensor, and the temperature is passed
Sensor gathers the inlet temperature of the porch of the rack, and by inlet temperature T for collectingSurveyElectric signal transmission is converted to temperature
In degrees of data collector, then digital form is converted into by the temperature data acquisition device it is real-time transmitted in processing and control module；
S3：Using the processing and control module to inlet temperature TSurveyHigh threshold T_high is crossed with temperature and temperature crosses Low threshold
T_low is compared, and compares time interval for Δ P, works as TSurveyDuring >=T_high, the test position of the temperature sensor was
Focus；Work as TSurveyDuring≤T_low, the test position of the temperature sensor is undercooling point；When same air-conditioning in the machine room
When the quantity of heat spot and/or undercooling point in refrigerated area exceedes given threshold, the processing and control module is to the air-conditioning
Controller send temperature adjustment order, adjust the design temperature of the air-conditioning.
When being controlled computer room temperature using the computer room temperature control method, according to heat spot or mistake in each refrigerated area
The quantity of cold spot determines whether that the design temperature of the air-conditioning to the refrigerated area is adjusted, can according to actual needs with for the moment
Between the design temperature of air-conditioning different in machine room is heightened or turned down, realize in machine room being precisely controlled for different air-conditionings, meet system
Cold needs.In addition, when the temperature in machine room is analyzed heat spot and the undercooling point position determined in machine room, setting analysis
With time interval Δ P is compared, the dynamic real-time analysis of temperature analysis are capable of achieving, the control for further improving computer room temperature is accurate
Degree.
Preferably, it is described to compare time interval Δ P for 30 minutes in step S3.
Preferably, in step S3, whether quantity N1 for calculating the heat spot first reaches heat spot threshold value N_
High_threshod, as N1 >=N_high_threshod, the processing and control module to the controller of the air-conditioning sends
Cooling order, by the design temperature of the air-conditioning Δ T is reduced, and then waits next cycle and repeat the above steps；Work as N1<N_
During high_threshod, whether quantity N2 for calculating the undercooling point reaches undercooling point threshold value N_low_threshod, when N2 >=
When N_low_threshod and N1 >=1, the processing and control module to the controller of the air-conditioning sends the order that heats up, will be described
The design temperature of air-conditioning raises Δ T, then waits next cycle and repeat the above steps；Work as N2<N_low_threshod and N1<
When 1, the design temperature of the air-conditioning is not adjusted, then waits next cycle and repeat the above steps.Further, Δ
T=0.2 DEG C.So, when being adjusted to computer room temperature, to finely tune design temperature in the way of Step wise approximation air conditioner refrigerating and heat
Load balance, further improves the precision of computer room temperature control.
Description of the drawings
Fig. 1 is the structured flowchart of computer room temperature control system of the present invention；
Fig. 2 is the deployment schematic diagram of the computer room temperature control system shown in Fig. 1；
Fig. 3 is the workflow diagram of computer room temperature control system of the present invention.
Specific embodiment
Embodiments of the invention are described below in detail, the example of the embodiment is shown in the drawings, wherein from start to finish
Same or similar label represents same or similar element or the element with same or like function.Below with reference to attached
The embodiment of figure description is exemplary, it is intended to for explaining the present invention, and be not considered as limiting the invention.
As illustrated in fig. 1 and 2, computer room temperature control system of the present invention includes processing and control module 1, temperature sensor 2 and temperature
Degrees of data collector 3, and temperature sensor 2 is connected by temperature data acquisition device 3 with processing and control module 1.Preferably, temperature
Sensor is connected with temperature data acquisition device by connection.When in use, the rack that temperature sensor 2 is arranged in machine room enters
Mouthful place, the inlet temperature of collection rack porch and by inlet temperature T for collectingSurveyElectric signal transmission is converted into temperature data
In collector 3；Temperature data acquisition device 3 is by inlet temperature T of the electrical signal form for receivingSurveyIt is converted into digital form and transmits
To in processing and control module 1；Processing and control module 1 is connected with the controller of the air-conditioning in machine room, and the entrance temperature to receiving
Degree TSurveyHigh threshold T_high is crossed with temperature and temperature is crossed Low threshold T_low and is compared, work as TSurveyDuring >=T_high, then TEMP
The test position of device 1 is heat spot；Work as TSurveyDuring≤T_low, the test position of temperature sensor 1 is undercooling point.When same in machine room
When the quantity of heat spot and/or undercooling point in the refrigerated area of one air-conditioning exceedes given threshold, processing and control module 1 is to sky
The controller of tune sends temperature adjustment order, adjusts the design temperature of air-conditioning.The computer room temperature control system utilizes TEMP
Device detects respectively to the inlet temperature of the rack in the refrigerated area of each air-conditioning in machine room, and according to each refrigeration area
The quantity of heat spot or undercooling point in domain determines whether that the design temperature of the air-conditioning to the refrigerated area is adjusted, Jin Erke
In the same time design temperature of air-conditioning different in machine room is heightened or turned down according to actual needs, realized different empty in machine room
That what is adjusted is precisely controlled, and meets refrigeration needs.Preferably, when there is multiple stage air-conditioning in machine room, in the computer room temperature control system
Temperature sensor is grouped according to the number of units of air-conditioning, makes the group number of temperature sensor equal to the platform of the air-conditioning of configuration in machine room
Number, and same group of temperature sensor is arranged in the porch of the rack in the refrigerated area of same air-conditioning.Preferably,
Quantity of the quantity of the temperature sensor in same group more than or equal to the rack in refrigerated area residing for this group of temperature sensor.
So, at least one TEMP can be provided with the porch of each rack in the refrigerated area of each air-conditioning
Device, so as to complete that the inlet temperature of all racks in machine room is detected, improves computer room temperature control accuracy.
With reference to computer room temperature controls of the Fig. 3 to being controlled to computer room temperature using above-mentioned computer room temperature control system
Method is described in detail, and the computer room temperature control method comprises the steps：
S1：Refrigerated area A1, A2.....An of air-conditioning in machine room are divided, wherein, n is the number of the air-conditioning of configuration in machine room
Amount.
To have typically have in a machine room and be furnished with some air-conditionings for freezing, for ease of the setting to a certain air-conditioning
Temperature is adjusted, and using principle of hydrodynamics the distribution of floor board for machine room downstream is calculated, and according under floor board for machine room
Air flow method divides air conditioner refrigerating region.After the completion of the refrigerated area by air-conditioning is divided, can be by the coordinate to all racks
Compare with refrigerated area coordinate, when rack coordinate falls in refrigerated area, then the rack belongs to this refrigerated area.This
Sample, can clearly know have which rack in the responsible refrigerated area of each air-conditioning.When finding that rack inlet temperature is exceeded
And when need to adjust air-conditioning, system can determine that the air-conditioning that should be adjusted according to air conditioner refrigerating region.
S2：The porch of all racks in each refrigerated area is respectively provided with temperature sensor, and temperature sensor
The inlet temperature of the porch of collection rack, and by inlet temperature T for collectingSurveyBe converted to electric signal transmission to adopt to temperature data
In storage, then digital form is converted into by temperature data acquisition device it is real-time transmitted in processing and control module.
S3：Using processing and control module to inlet temperature TSurveyHigh threshold T_high is crossed with temperature and temperature crosses Low threshold T_
Low is compared, and compares time interval for Δ P, works as TSurveyDuring >=T_high, the test position of temperature sensor is heat spot；
Work as TSurveyDuring≤T_low, the test position of temperature sensor is undercooling point；Mistake in the refrigerated area of same air-conditioning in machine room
When the quantity of focus and/or undercooling point exceedes given threshold, processing and control module to the controller of air-conditioning sends temperature adjustment life
Order, adjusts the design temperature of air-conditioning.Wherein, temperature crosses high threshold T_high and temperature crosses Low threshold T_low, and default setting is state
Border standard, it is also possible to self-defined by interface.Such as by taking ASHRAE standard as an example, it is 18-27 that it recommends calculator room equipment inlet temperature
Degree.It is undercooling point i.e. less than 18 degree, is heat spot higher than 27 degree.Preferably, set and compare time interval Δ P as 30 minutes.This
Sample, according to the quantity of the heat spot in each refrigerated area or undercooling point the setting temperature of the air-conditioning to the refrigerated area is determined whether
Degree is adjusted, and in the same time design temperature of air-conditioning different in machine room can be heightened or turned down according to actual needs, real
Different air-conditionings are precisely controlled in existing machine room, meet refrigeration needs.In addition, the temperature in machine room is analyzed determination machine room
When interior heat spot and undercooling point position, with time interval Δ P is compared, the dynamic realtime for being capable of achieving temperature analysis divides for setting analysis
Analysis, further improves the control precision of computer room temperature.Preferably, setting to whether heat spot quantity and undercooling point quantity reach
When determining threshold value and being judged, whether quantity N1 for calculating heat spot first reaches heat spot threshold value N_high_threshod, works as N1
During >=N_high_threshod, processing and control module to the controller of air-conditioning sends cooling order, and the design temperature of air-conditioning is dropped
Low Δ T, then waits next cycle and repeat the above steps；Work as N1<During N_high_threshod, the number of undercooling point is calculated
Whether amount N2 reaches undercooling point threshold value N_low_threshod, as N2 >=N_low_threshod and N1 >=1, processes control mould
Block to the controller of the air-conditioning sends the order that heats up, and the design temperature of air-conditioning is raised into Δ T, then waits next cycle to lay equal stress on
Multiple above-mentioned steps；Work as N2<N_low_threshod and N1<When 1, the design temperature of air-conditioning is not adjusted, under then waiting
One cycle and repeat the above steps.This system can be caused to accomplish dynamic equilibrium between the refrigeration of machine room and real-time heat load, protected
In the case of the normal cooling requirement of card equipment, heat spot, undercooling point are eliminated again, save air conditioning energy consumption.Preferably, Δ T=0.2
℃.So, when being adjusted to computer room temperature, to finely tune design temperature in the way of Step wise approximation air conditioner refrigerating and heat load it is flat
Weighing apparatus, further improves the precision of computer room temperature control.
Although embodiments of the invention have been shown and described above, it is to be understood that above-described embodiment is example
Property, it is impossible to limitation of the present invention is interpreted as, one of ordinary skill in the art within the scope of the invention can be to above-mentioned
Embodiment is changed, changes, replacing and modification.
Claims (8)
1. a kind of computer room temperature control system, it is characterised in that the computer room temperature control system includes processing and control module, temperature
Sensor and temperature data acquisition device, the temperature sensor is arranged on the rack porch in the machine room and by the temperature
Degrees of data collector is connected with the processing and control module, and the inlet temperature of temperature sensor collection rack porch is simultaneously
By inlet temperature T for collectingSurveyElectric signal transmission is converted into in the temperature data acquisition device；The temperature data acquisition device
By inlet temperature T of the electrical signal form for receivingSurveyIt is converted into digital form and is transferred in the processing and control module；It is described
Processing and control module is connected with the controller of the air-conditioning in the machine room, and the processing and control module is to the inlet temperature that receives
TSurveyHigh threshold T_high is crossed with temperature and temperature is crossed Low threshold T_low and is compared, work as TSurveyDuring >=T_high, the TEMP
The test position of device is heat spot；Work as TSurveyDuring≤T_low, the test position of the temperature sensor is undercooling point；When the machine
When the quantity of heat spot and/or undercooling point in room in the refrigerated area of same air-conditioning exceedes given threshold, the process control
Molding block to the controller of the air-conditioning sends temperature adjustment order, adjusts the design temperature of the air-conditioning.
2. computer room temperature control system according to claim 1, it is characterised in that the group number of the temperature sensor is equal to
The number of units of the air-conditioning of configuration in the machine room, and same group of temperature sensor be arranged in the refrigerated area of same air-conditioning
Rack porch.
3. computer room temperature control system according to claim 2, it is characterised in that the number of the temperature sensor in same group
Quantity of the amount more than or equal to the rack in refrigerated area residing for this group of temperature sensor.
4. the computer room temperature control system according to any one in claim 1-3, it is characterised in that the TEMP
Device is connected with the temperature data acquisition device by connection.
5. a kind of computer room temperature control method, it is characterised in that the computer room temperature control method comprises the steps：
S1：Refrigerated area A1, A2.....An of air-conditioning in the machine room are divided, wherein, n is the air-conditioning of configuration in the machine room
Quantity；
S2：The porch of all racks in each refrigerated area is respectively provided with temperature sensor, and the temperature sensor
Gather the inlet temperature of the porch of the rack, and by inlet temperature T for collectingSurveyElectric signal transmission is converted to temperature number
According to collector, then digital form is converted into by the temperature data acquisition device it is real-time transmitted in processing and control module；
S3：Using the processing and control module to inlet temperature TSurveyHigh threshold T_high is crossed with temperature and temperature crosses Low threshold T_
Low is compared, and compares time interval for Δ P, works as TSurveyDuring >=T_high, the test position of the temperature sensor is overheated
Point；Work as TSurveyDuring≤T_low, the test position of the temperature sensor is undercooling point；When the system of same air-conditioning in the machine room
When the quantity of heat spot and/or undercooling point in the domain of cold-zone exceedes given threshold, the processing and control module is to the air-conditioning
Controller sends temperature adjustment order, adjusts the design temperature of the air-conditioning.
6. it is described when comparing according to the computer room temperature control method described in claim 5, it is characterised in that in step S3
Between interval delta P be 30 minutes.
7. the computer room temperature control method according to claim 5 or 6, it is characterised in that in step S3, count first
Whether quantity N1 for calculating the heat spot reaches heat spot threshold value N_high_threshod, as N1 >=N_high_threshod
When, the processing and control module to the controller of the air-conditioning sends cooling order, and the design temperature of the air-conditioning is reduced into Δ
T, then waits next cycle and repeat the above steps；Work as N1<During N_high_threshod, the number of the undercooling point is calculated
Whether amount N2 reaches undercooling point threshold value N_low_threshod, as N2 >=N_low_threshod and N1 >=1, the process control
Molding block to the controller of the air-conditioning sends the order that heats up, and the design temperature of the air-conditioning is raised into Δ T, then waits next
Cycle and repeat the above steps；Work as N2<N_low_threshod and N1<When 1, the design temperature of the air-conditioning is not adjusted
It is whole, then wait next cycle and repeat the above steps.
8. computer room temperature control method according to claim 7, it is characterised in that T=0.2 DEG C of Δ.
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| CN111256321A (en) * | 2018-11-30 | 2020-06-09 | 广东美的制冷设备有限公司 | Air conditioner, control method and device thereof, and computer readable storage medium |
| CN109931679A (en) * | 2019-03-19 | 2019-06-25 | 杭州尚灵信息科技有限公司 | A kind of more air-conditioning automatic control systems and method of cold passage separation machine room |
| CN111415487A (en) * | 2020-04-07 | 2020-07-14 | 珠海格力电器股份有限公司 | High-temperature early warning method and device and air conditioner |
| CN112181009A (en) * | 2020-09-14 | 2021-01-05 | 科华恒盛股份有限公司 | Hotspot tracking control method and device and terminal equipment |
| CN113934241A (en) * | 2021-10-15 | 2022-01-14 | 浪潮思科网络科技有限公司 | SDN-based machine room temperature adjusting method and device |
| CN115049904A (en) * | 2022-06-10 | 2022-09-13 | 天津大唐国际盘山发电有限责任公司 | Image recognition-based industrial control system intelligent cabinet temperature control method |
| CN115164362A (en) * | 2022-06-30 | 2022-10-11 | 华南理工大学 | IDC air conditioning system energy consumption optimization method, system and medium based on heat environment gridding of machine room |
| CN115164362B (en) * | 2022-06-30 | 2023-11-03 | 华南理工大学 | Energy consumption optimization method, system and medium for IDC air conditioning system based on machine room thermal environment meshing |
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