CN103900189A - Engine room refrigeration control method, device and system - Google Patents
Engine room refrigeration control method, device and system Download PDFInfo
- Publication number
- CN103900189A CN103900189A CN201210579562.7A CN201210579562A CN103900189A CN 103900189 A CN103900189 A CN 103900189A CN 201210579562 A CN201210579562 A CN 201210579562A CN 103900189 A CN103900189 A CN 103900189A
- Authority
- CN
- China
- Prior art keywords
- air
- temperature
- valve
- water pump
- control
- 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.)
- Granted
Links
Images
Landscapes
- Air Conditioning Control Device (AREA)
Abstract
The invention relates to the technical field of refrigerating equipment and discloses an engine room refrigeration control method, device and system. The system comprises a first cooling device, a first temperature sensor, a second temperature sensor, and a control device; the first cooling device comprises an outdoor cooling tower, a first water pump, an indoor surface air cooler, an inflow pipe and an reflow pipe; the first water pump pumps water from the cooling tower to the inflow pipe, a coil inlet of the surface air cooler is communicated with the inflow pipe, and an outlet of the surface air cooler is communicated with the reflow pipe. The first temperature sensor and the second temperature sensor are used for detecting outdoor temperature information and return air temperature information respectively. The control device is used for controlling a fresh air valve to open and controlling the first water pump to start when the outdoor temperature is larger than a set first temperature threshold and smaller than a set second temperature threshold and the outdoor temperature is smaller than return air temperature. The system has the advantages that energy consumption is saved and energy utilization rate of an engine room is increased.
Description
Technical field
The present invention relates to technical field of refrigeration equipment, particularly relate to a kind of refrigeration control method, Apparatus and system of machine room.
Background technology
Data center, is commonly called as machine room, is a whole set of complicated facility.It not only comprises department of computer science's other supporting equipment (for example communication and storage system) with it of unifying, and also comprises data communication connection, environmental control equipment, watch-dog and the various safety device of redundancy.Existing data center, the ratio that energy cost accounts for machine room operation cost is higher, only loads for IT lower than the electric power of half, and remaining electric power is for infrastructure such as power supply and cooling systems.
Utilizing outdoor new wind naturally cooling is a kind of energy conservation model of machine room, receives great concern because it has obvious energy-saving effect.
Utilize at present the refrigeration system of outdoor new wind as shown in Figure 1, outdoor new wind is directly sent into machine room 3 through pressure fan 2 again after new wind filter 1 filters, and after heat absorption, is discharged by machine room exhaust outlet 4.But under this refrigeration system operating mode that only outdoor temperature is lower in the winter time, move, owing to utilizing the outdoor cold source in winter, the free cooling cycle of wind side, is shorter, therefore still needs to adopt conventional mechanical refrigeration pattern in other season, and energy consumption is larger.In addition, the burden of new wind filter is very large, and screen pack is easily dirty stifled, need to change continually or clean and maintenance screen pack, and easily bring outdoor foul atmosphere into machine room, affects the indoor air quality of machine room.
The defect that prior art exists is, utilizes in the outdoor new wind situation that only temperature is lower in the winter time and moves, and still needs other seasons to adopt conventional mechanical refrigeration mode, and energy consumption is larger.
Summary of the invention
The invention provides a kind of refrigeration control method, Apparatus and system of machine room, in order to reduce the energy consumption for cooling of machine room, improve energy utilization rate.
The refrigeration control system of machine room of the present invention, comprising:
The first cooling device, comprise: be positioned at outdoor cooling tower, the first water pump and be positioned at indoor surface cooler, and influent stream pipe and return duct, wherein, the water in described cooling tower is pumped into influent stream pipe by described the first water pump, the coil pipe entrance of described surface cooler is communicated with influent stream pipe, and outlet is communicated with return duct;
For the new wind filter of new wind outside filter chamber, comprise new wind air-valve, the new wind after filtration enters described surface cooler;
Pressure fan, for delivering to machine room by the air-out of described surface cooler;
Air return pipeline, one end is communicated with machine room by the return air air-valve of return air inlet, and the other end is communicated between described surface cooler and new wind filter;
The first temperature sensor, be arranged at outdoor, for detection of outdoor temperature information;
The second temperature sensor, is positioned at return air air-valve one side at machine room top, for detection of return air temperature information;
Control device, be connected with the first temperature sensor, the second temperature sensor and the first water pump signal respectively, the second temperature threshold that is greater than the first temperature threshold of setting and is less than setting for working as outdoor temperature, and when described outdoor temperature is less than return air temperature, controls new wind air-valve and open and control the first water pump unlatching.
Described refrigeration control system, described control device, be further used for being greater than the first temperature threshold of setting and being less than the second temperature threshold of setting when outdoor temperature, and described outdoor temperature is while being not less than return air temperature, controls return air air-valve and open and control the first water pump and open.
Described refrigeration control system, also comprise: the second cooling device, the air-out of the first cooling device enters the second cooling device, and the air-out of the second cooling device enters pressure fan, described the second cooling device comprises the second water pump, aqua storage tank and spray thrower, and water is pumped into spray thrower by the second water pump;
Described control device, is connected with the second water pump signal, is further used in the time that outdoor temperature is not less than the second temperature threshold of setting, controls return air air-valve and opens, and control the first water pump and the unlatching of the second water pump.
Described refrigeration control system, described control device, is further used in the time that outdoor temperature is not more than the first temperature threshold of setting, controls new wind air-valve and return air air-valve and opens, and control the second water pump and open.
Described refrigeration control system, also comprises the air draft air-valve that is arranged at machine room top exhaust outlet, and described control device is further used in the time that new wind air-valve is opened, and controls air draft air-valve and opens.
The present invention is applied to the refrigeration control method of above-mentioned refrigeration control system, comprising:
Obtain current outdoor temperature information and return air temperature information;
When outdoor temperature is greater than the first temperature threshold of setting and is less than the second temperature threshold of setting, and described outdoor temperature is while being less than return air temperature, controls new wind air-valve and opens and control the first water pump and open.
Described refrigeration control method, also comprises:
When outdoor temperature is greater than the first temperature threshold of setting and is less than the second temperature threshold of setting, and described outdoor temperature is while being not less than return air temperature, controls return air air-valve and opens and control the first water pump and open.
Described refrigeration control method, also comprises:
In the time that outdoor temperature is not less than the second temperature threshold of setting, controls return air air-valve and open, and control the first water pump and the unlatching of the second water pump.
Described refrigeration control method, also comprises:
In the time that outdoor temperature is not more than the first temperature threshold of setting, controls new wind air-valve and return air air-valve and open, and control the second water pump and open.
For any above-mentioned refrigeration control method, in the time that new wind air-valve is opened, control air draft air-valve and open.
The refrigeration control device of machine room of the present invention, comprising:
Obtain equipment, for obtaining outdoor temperature information and return air temperature information;
Control appliance, for being greater than the first temperature threshold of setting when outdoor temperature and being less than the second temperature threshold of setting, and described outdoor temperature is while being less than return air temperature, controls new wind air-valve and opens and control the first water pump and open.
Described control appliance, is further used for being greater than the first temperature threshold of setting and being less than the second temperature threshold of setting when outdoor temperature, and described outdoor temperature is while being not less than return air temperature, controls return air air-valve and opens and control the first water pump and open.
Described control appliance, is further used in the time that outdoor temperature is not less than the second temperature threshold of setting, controls return air air-valve and opens, and control the first water pump and the unlatching of the second water pump.
Described control appliance, is further used in the time that outdoor temperature is not more than the first temperature threshold of setting, controls new wind air-valve and return air air-valve and opens, and control the second water pump and open.
For above-mentioned control appliance, be further used in the time that new wind air-valve is opened, control air draft air-valve and open.
Above-mentioned refrigeration control method, device and the system of the present invention is particularly suitable for low humidity area.
In technical solution of the present invention, the first cooling device and outdoor new wind synergy, the first cooling device can utilize outdoor cold source cooling water, thereby make the further cooling machine room of delivering to of new wind, when this refrigeration control system is higher applicable to outdoor temperature, in for example season in spring and autumn, increase the running time that energy saver mode is applied, thereby reduced energy consumption, improve energy utilization rate.
Accompanying drawing explanation
Fig. 1 is the refrigeration control system structural representation of prior art machine room;
Fig. 2 is the refrigeration control system structural representation of machine room of the present invention;
Fig. 3 is the air handling process psychrometric chart of refrigeration control system first and second embodiment of machine room of the present invention;
Fig. 4 is the air handling process psychrometric chart of refrigeration control system the 3rd embodiment of machine room of the present invention;
Fig. 5 is the air handling process psychrometric chart of refrigeration control system the 4th embodiment of machine room of the present invention;
Fig. 6 is the refrigeration control method one embodiment schematic flow sheet of machine room of the present invention;
Fig. 7 is the schematic flow sheet of the refrigeration control method specific embodiment of machine room of the present invention;
Fig. 8 is the refrigeration control device structural representation of machine room of the present invention.
Reference numeral:
The new wind filter 2-of 1-pressure fan 3-machine room 4-exhaust outlet
5-first cooling device 6-return air inlet 7-the second cooling device
11-first temperature sensor 12-the second temperature sensor 13-control device
51-the first water pump 52-cooling tower 53-surface cooler
71-the second water pump 72-spray thrower 73-aqua storage tank
31-obtains equipment 32-control appliance
The specific embodiment
In order to reduce the energy consumption for cooling of machine room, improve energy utilization rate, the invention provides a kind of refrigeration control method, Apparatus and system of machine room, in this technical scheme, the first cooling device is the cycle refrigeration system that adopts the first water pump to drive, cooling tower is arranged on outdoor, can utilize outdoor cold source cooling water, and the power of the first water pump is lower, the first cooling device is cooling in conjunction with new wind, energy saver mode can be applicable to the situation that outdoor temperature is higher, reduce energy consumption, improve energy utilization rate.For making the object, technical solutions and advantages of the present invention clearer, the present invention is further detailed explanation below to lift specific embodiment.
Embodiment as shown in Figure 2, the refrigeration control system of machine room of the present invention, comprising:
The first cooling device 5, comprise: be positioned at outdoor cooling tower 52, the first water pump 51 and be positioned at indoor surface cooler 53, and influent stream pipe and return duct, wherein, the water in described cooling tower 52 is pumped into influent stream pipe by described the first water pump 51, the coil pipe entrance of described surface cooler 53 is communicated with influent stream pipe, and outlet is communicated with return duct;
For the new wind filter 1 of new wind outside filter chamber, comprise new wind air-valve, the new wind after filtration enters described surface cooler 53;
Air return pipeline, one end is communicated with machine room 3 by the return air air-valve of return air inlet 6, and the other end is communicated between described surface cooler 53 and new wind filter 1;
The first temperature sensor 11, be arranged at outdoor, for detection of outdoor temperature information;
The second temperature sensor 12, is positioned at return air air-valve one side at machine room 3 tops, for detection of return air temperature information;
The refrigeration control system of machine room of the present invention, the first cooling device 5, new wind filter 1 and pressure fan 2 are not limited to the form of air-treatment unit, can be according to the feature flexible topology of data center's building, for example can be by the first cooling device 5, new wind filter 1 and pressure fan 2 is arranged in whole face wall or utilize a room to arrange an air conditioner unit, and, cooling water in surface cooler 53 coil pipes is except from also can be from other cooling devices cooling tower 11, new wind filter 1 can be divided into roughing efficiency air filter and medium effeciency filter, in addition, the first temperature sensor 11 is not limit in outdoor installation site, as long as it is not affected by miscellaneous part and can detect outdoor temperature.The refrigeration control system of machine room of the present invention, when outdoor temperature is greater than the first temperature threshold of setting and is less than the second temperature threshold of setting, and described outdoor temperature is while being less than return air temperature, and control device 5 is controlled new wind air-valve and is opened with the first water pump 51 and open.The first cooling device 5 is the cycle refrigeration systems that adopt the first water pump 51 to drive, cooling tower 52 is arranged on outdoor, can utilize outdoor cold source cooling water, the power of the first water pump 51 is very low, the first cooling device 5 and outdoor new wind synergy, can be used for outdoor temperature higher time, reduced energy consumption, greatly improved the energy utilization rate of machine room.
The first temperature threshold, the second temperature threshold are rule of thumb set, need to meet the first temperature threshold and be less than the second temperature threshold, as the first temperature threshold can be set as 15 ℃, the second temperature threshold can be set as 34 ℃, but the present invention is not limited to these concrete numerical value.
The control device of the refrigeration control system of machine room of the present invention, be further used for working as the second temperature threshold that outdoor temperature is greater than the first temperature threshold of setting and is less than setting, and when described outdoor temperature is not less than return air temperature, control return air air-valve is opened and is controlled the first water pump 51 and opens.
The refrigeration control system of machine room of the present invention, adopts full return air cooling, has reduced the burden of new wind filter, and the only power consumption of the first water pump, further saves the energy.The psychrometric chart of the air handling process of the present embodiment as shown in Figure 3, it is only schematic diagram, with machine room wind pushing temperature at 18 ~ 27 ℃, 35 ℃ of computer room temperatures are example, within outdoor air conditions W o'clock, blow to machine room through the wet S of being cooled to points such as the first cooling devices, air is got back to indoor design condition N point through heat moisture ratio line, due to the environment of the high hot low humidity of machine room, heat moisture ratio approximates infinity, heat moisture ratio line approaches vertical curve.In like manner, the air handling process of last embodiment is similar with the psychrometric chart of the present embodiment, just repeats no more here.
Shown in Fig. 2, the refrigeration control system of machine room of the present invention, also comprise: the second cooling device 7, the air-out of the first cooling device 5 enters the second cooling device 7, the air-out of the second cooling device 7 enters pressure fan 2, described the second cooling device 7 comprises that water is pumped into spray thrower 72 by the second water pump 71, aqua storage tank 73 and spray thrower 72, the second water pumps 71;
The refrigeration control system of machine room of the present invention, when outdoor temperature very high, for example summer, temperature is greater than 34 ℃, the cooling degree of the first cooling device is inadequate, increased by the second cooling device, the second cooling device can adopt the form of spraying or shower water, also can adopt metal packing or organic matter/inorganic fillers.Due to summer outside humidity larger, if adopt new wind can increase humidity in machine room, easily cause the problem of condensation.At this moment adopt full return air air-supply, reduce the burden of new wind filter, the first cooling device and the second cooling device synergy, the spray thrower of the second cooling device is cooling to return air equal-enthalpy humidifying, further reduced the temperature of return air, and the second cooling device further filters airborne fine dust particle, purified air quality, air is played to cleaning function, guaranteed to enter the cleanliness factor of machine room air.The psychrometric chart of the air handling process of the present embodiment as shown in Figure 4, it is only schematic diagram, with machine room wind pushing temperature at 18 ~ 27 ℃, 35 ℃ of computer room temperatures are example, and indoor return air air condition N o'clock is through wet air condition P points that is cooled to such as the first cooling devices, then are cooled to S point to blow to machine room through the second cooling device equal-enthalpy humidifying, air is got back to indoor design condition N ' point through heat moisture ratio line, due to the environment of the high hot low humidity of machine room, heat moisture ratio approximates infinity, heat moisture ratio line approaches vertical curve.
The control device of the refrigeration control system of machine room of the present invention, is further used in the time that outdoor temperature is not more than the first temperature threshold of setting, controls new wind air-valve and return air air-valve and opens, and control the second water pump 71 and open.
In technical scheme of the present invention, in the time that outdoor temperature is lower, in for example winter, in the time that temperature is not more than 15 ℃, adopt new return air mixed mode air-supply, winter climate is dry, and outdoor temperature is low, only needs the second cooling device cooling to new return air humidification.By the Flow-rate adjustment to new wind, return air, control and mix rear new return air temperature at 18 ~ 27 ℃.The psychrometric chart of the air handling process of the present embodiment as shown in Figure 5, it is only schematic diagram, with machine room wind pushing temperature at 18 ~ 27 ℃, 35 ℃ of computer room temperatures are example, and outdoor air conditions W point mixes and reaches P point with indoor return air air condition N point, is cooled to S point to blow to machine room through the second cooling device equal-enthalpy humidifying, air is got back to indoor design condition N ' point through heat moisture ratio line, due to the environment of the high hot low humidity of machine room, heat moisture ratio approximates infinity, heat moisture ratio line approaches vertical curve.
Refrigeration control system of the present invention, also comprises the air draft air-valve that is arranged at machine room top exhaust outlet 4, and control device 13 is further used in the time that new wind air-valve is opened, and controls air draft air-valve and opens.
In technical scheme of the present invention, when new wind air-valve is opened, return air air-valve is while cutting out, adopts all-fresh air air-supply, after new wind is cooling after filtration, enter machine room, the air of machine room increases, and by the air draft air-valve of exhaust outlet, unnecessary air is discharged to outdoor; In the time that new wind air-valve and return air air-valve are all opened, adopt new return air combination cooling, air draft air-valve is opened, by Bas Discharged unnecessary in machine room; When return air air-valve is opened, when new wind air-valve cuts out, adopt full return air cooling, air draft air-valve cuts out, and keeps the air pressure of air in machine room suitable.In a word, in the time that new wind air-valve is opened, the air draft air-valve of exhaust outlet will be opened, and be used for keeping the stable gas pressure in machine room.
As shown in Figure 6, the first embodiment of the refrigeration control method of machine room of the present invention, comprising:
If so, execution step 103, otherwise, return to step 101;
If so, execution step 104, otherwise, return to step 101;
This embodiment method is applicable to outdoor temperature while not being very high, for example season in spring and autumn, if the first temperature threshold of setting is 15 ℃, the second temperature threshold of setting is 34 ℃, suppose that current return air temperature is 32 ℃, current outdoor temperature is 28 ℃, current outdoor temperature is less than current return air temperature, controlling new wind air-valve opens and controls the first water pump 51 and open, all-fresh air is cooling by new wind filter process surface cooler, enter machine room by pressure fan again, the operate power of the first water pump 51 is very low, reduce on the whole the energy consumption of machine room, improve its energy utilization rate.The psychrometric chart of the air handling process of the present embodiment as shown in Figure 3, is only schematic diagram, and consistent with described in the corresponding embodiment of the refrigeration control system of machine room repeats no more.
The second embodiment of the refrigeration control method of machine room of the present invention, further comprises:
When outdoor temperature is greater than the first temperature threshold of setting and is less than the second temperature threshold of setting, and described outdoor temperature is while being not less than return air temperature, controls return air air-valve and opens and control the first water pump 51 and open.
This embodiment method is applicable to outdoor temperature when higher, for example season in spring and autumn, if the first temperature threshold of setting is 15 ℃, the second temperature threshold of setting is 34 ℃, suppose that current return air temperature is 33 ℃, current outdoor temperature is 32 ℃, now current outdoor temperature is less than current return air temperature, controlling return air air-valve opens and controls the first water pump 51 and open, return air enters machine room by pressure fan again through the cooling of surface cooler, the operate power of the first water pump 51 is very low, now, new wind air-valve cuts out, new wind filter quits work, in utilizing outdoor cold source, stop the operation of new wind filter, reduce the use of screen pack, avoid it may pollute air in machine room, reduce the energy consumption of machine room, improve its energy utilization rate.The psychrometric chart of the air handling process of the present embodiment as shown in Figure 3, is only schematic diagram, and consistent with described in the corresponding embodiment of the refrigeration control system of machine room repeats no more.
The 3rd embodiment of the refrigeration control method of machine room of the present invention, also further comprises:
In the time that outdoor temperature is not less than the second temperature threshold of setting, controls return air air-valve and open, and control the first water pump 51 and the second water pump 71 is opened.
The method of the present embodiment is applicable to outdoor environment temperature when very high, for example summer, if the second temperature threshold of setting is 34 ℃, be that outdoor temperature is while being not less than 34 ℃, controlling return air air-valve opens, and control the first water pump 51 and the second water pump 71 and open, now outdoor temperature is very high, obviously utilize indoor return air to be more conducive to reduce energy resource consumption, only rely on the first cooling device 5 can not effectively reduce return air temperature, therefore need to combine use with the second cooling device 72, make the wind pushing temperature of machine room lower.The psychrometric chart of the air handling process of the present embodiment as shown in Figure 4, is only schematic diagram, and consistent with described in the corresponding embodiment of the refrigeration control system of machine room repeats no more.In this scheme, new wind filter quits work, only the first cooling device and the second cooling device work, and energy consumption is lower.
The 4th embodiment of the refrigeration control method of machine room of the present invention, also further comprises:
In the time that outdoor temperature is not more than the first temperature threshold of setting, controls new wind air-valve and return air air-valve and open, and control the second water pump 71 and open.
The present embodiment method is applicable to outdoor temperature when lower, in for example winter, if the first temperature threshold of setting is 15 ℃,, when outdoor temperature is less than 15 ℃, controls new wind air-valve and return air air-valve and open, and control the second water pump 71 is opened.Winter, outdoor cold source temperature was very low, directly utilize new wind the wind pushing temperature of sending into machine room can not be controlled in suitable temperature range, as 18 ~ 27 ℃, thereby adopt new return air mixed mode, control to adjust flow separately by new air temperature and return air temperature, make mixed new return air send into machine room through cooling being controlled in suitable temperature range of the second cooling device 7 humidifications again.The psychrometric chart of the air handling process of the present embodiment as shown in Figure 5, is only schematic diagram, with consistent described in the corresponding embodiment of the refrigeration control system of machine room, repeats no more.In this scheme, new wind filter is opened, and because new wind flow is relatively little, the replacing of screen pack need not be very frequent, and this programme has significant energy-saving effect, has reduced energy consumption, has improved the energy utilization rate of machine room.
Above-mentioned refrigeration control method, in the time that new wind air-valve is opened, controls air draft air-valve and opens.
No matter blow or new return air mixed ventilation for machine room all-fresh air, as long as in the time that new wind air-valve is opened, the air draft air-valve of exhaust outlet will be opened, and be used for keeping the stable gas pressure in machine room.
As shown in Figure 7, a specific embodiment of the refrigeration control method of machine room of the present invention, comprises the following steps:
As shown in Figure 8, based on identical inventive concept, the present invention also provides a kind of refrigeration control device of machine room, comprising:
Obtain equipment 31, for obtaining outdoor temperature information and return air temperature information;
Control appliance 32, for being greater than the first temperature threshold of setting when outdoor temperature and being less than the second temperature threshold of setting, and described outdoor temperature is while being less than return air temperature, controls new wind air-valve and opens and control the first water pump and open.
Preferably, control appliance 32, is further used for being greater than the first temperature threshold of setting and being less than the second temperature threshold of setting when outdoor temperature, and described outdoor temperature is while being not less than return air temperature, controls return air air-valve and opens and control the first water pump and open.
Preferably, control appliance 32, is further used in the time that outdoor temperature is not less than the second temperature threshold of setting, controls return air air-valve and opens, and control the first water pump and the unlatching of the second water pump.
Preferably, control appliance 32, is further used in the time that outdoor temperature is not more than the first temperature threshold of setting, controls new wind air-valve and return air air-valve and opens, and control the second water pump and open.
For above-mentioned control appliance, be further used in the time that new wind air-valve is opened, control air draft air-valve and open.
Above-mentioned refrigeration control method, device and the system of the present invention is particularly suitable for low humidity area.
Obviously, those skilled in the art can carry out various changes and modification and not depart from the spirit and scope of the present invention the present invention.Like this, if within of the present invention these are revised and modification belongs to the scope of the claims in the present invention and equivalent technologies thereof, the present invention is also intended to comprise these changes and modification interior.
Claims (15)
1. a refrigeration control system for machine room, is characterized in that, comprising:
The first cooling device (5), comprise: be positioned at outdoor cooling tower (52), the first water pump (51) and be positioned at indoor surface cooler (53), and influent stream pipe and return duct, wherein, the water in described cooling tower (52) is pumped into influent stream pipe by described the first water pump (51), the coil pipe entrance of described surface cooler (53) is communicated with influent stream pipe, and outlet is communicated with return duct;
For the new wind filter (1) of new wind outside filter chamber, comprise new wind air-valve, the new wind after filtration enters described surface cooler (53);
Pressure fan (2), for delivering to machine room (3) by the air-out of described surface cooler (53);
Air return pipeline, one end is communicated with machine room (3) by the return air air-valve of return air inlet (6), and the other end is communicated between described surface cooler (53) and new wind filter (1);
The first temperature sensor (11), be arranged at outdoor, for detection of outdoor temperature information;
The second temperature sensor (12), is positioned at return air air-valve one side at machine room (3) top, for detection of return air temperature information;
Control device (13), be connected with the first temperature sensor (11), the second temperature sensor (12) and the first water pump (51) signal respectively, the second temperature threshold that is greater than the first temperature threshold of setting and is less than setting for working as outdoor temperature, and when described outdoor temperature is less than return air temperature, controls new wind air-valve and open and control the first water pump (51) unlatching.
2. refrigeration control system as claimed in claim 1, it is characterized in that, described control device (13), be further used for working as the second temperature threshold that outdoor temperature is greater than the first temperature threshold of setting and is less than setting, and when described outdoor temperature is not less than return air temperature, controls return air air-valve and open and control the first water pump (51) unlatching.
3. refrigeration control system as claimed in claim 1, it is characterized in that, also comprise: the second cooling device (7), the air-out of the first cooling device (5) enters the second cooling device (7), the air-out of the second cooling device (7) enters pressure fan (2), described the second cooling device (7) comprises the second water pump (71), aqua storage tank (73) and spray thrower (72), and water is pumped into spray thrower (72) by the second water pump (71);
Described control device (13), is connected with the second water pump (71) signal, is further used in the time that outdoor temperature is not less than the second temperature threshold of setting, controls return air air-valve and opens, and control the first water pump (51) and the second water pump (71) unlatching.
4. refrigeration control system as claimed in claim 3, it is characterized in that described control device (13) is further used in the time that outdoor temperature is not more than the first temperature threshold of setting, control new wind air-valve and return air air-valve and open, and control the second water pump (71) and open.
5. the refrigeration control system as described in claim 1 ~ 4 any one, is characterized in that, also comprises the air draft air-valve that is arranged at machine room top exhaust outlet (4), and described control device (13) is further used in the time that new wind air-valve is opened, and controls air draft air-valve and opens.
6. a refrigeration control method that is applied to refrigeration control system described in claim 1, is characterized in that, comprising:
Obtain current outdoor temperature information and return air temperature information;
When outdoor temperature is greater than the first temperature threshold of setting and is less than the second temperature threshold of setting, and described outdoor temperature is while being less than return air temperature, controls new wind air-valve and opens and control the first water pump and open.
7. refrigeration control method as claimed in claim 6, is characterized in that, also comprises:
When outdoor temperature is greater than the first temperature threshold of setting and is less than the second temperature threshold of setting, and described outdoor temperature is while being not less than return air temperature, controls return air air-valve and opens and control the first water pump and open.
8. want the refrigeration control method as described in 7 as right, it is characterized in that, also comprise:
In the time that outdoor temperature is not less than the second temperature threshold of setting, controls return air air-valve and open, and control the first water pump and the unlatching of the second water pump.
9. want the refrigeration control method as described in 8 as right, it is characterized in that, also comprise:
In the time that outdoor temperature is not more than the first temperature threshold of setting, controls new wind air-valve and return air air-valve and open, and control the second water pump and open.
10. the refrigeration control method as described in claim 6 ~ 9 any one, is characterized in that, in the time that new wind air-valve is opened, controls air draft air-valve and opens.
The refrigeration control device of 11. 1 kinds of machine rooms, is characterized in that, comprising:
Obtain equipment, for obtaining outdoor temperature information and return air temperature information;
Control appliance, for being greater than the first temperature threshold of setting when outdoor temperature and being less than the second temperature threshold of setting, and described outdoor temperature is while being less than return air temperature, controls new wind air-valve and opens and control the first water pump and open.
12. refrigeration control devices as claimed in claim 11, it is characterized in that, described control appliance, be further used for working as the second temperature threshold that outdoor temperature is greater than the first temperature threshold of setting and is less than setting, and when described outdoor temperature is not less than return air temperature, controls return air air-valve and open and control the first water pump unlatching.
13. refrigeration control devices as claimed in claim 12, is characterized in that, described control appliance is further used in the time that outdoor temperature is not less than the second temperature threshold of setting, control return air air-valve and open, and control the first water pump and the unlatching of the second water pump.
14. refrigeration control devices as claimed in claim 13, is characterized in that, described control appliance is further used in the time that outdoor temperature is not more than the first temperature threshold of setting, control new wind air-valve and return air air-valve and open, and control the second water pump and open.
15. refrigeration control devices as described in claim 11 ~ 14 any one, is characterized in that, described control appliance, is further used in the time that new wind air-valve is opened, and control air draft air-valve and open.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210579562.7A CN103900189B (en) | 2012-12-27 | 2012-12-27 | The refrigeration control method of a kind of machine room, Apparatus and system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210579562.7A CN103900189B (en) | 2012-12-27 | 2012-12-27 | The refrigeration control method of a kind of machine room, Apparatus and system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103900189A true CN103900189A (en) | 2014-07-02 |
| CN103900189B CN103900189B (en) | 2016-12-28 |
Family
ID=50991677
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210579562.7A Active CN103900189B (en) | 2012-12-27 | 2012-12-27 | The refrigeration control method of a kind of machine room, Apparatus and system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103900189B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104048378A (en) * | 2014-06-18 | 2014-09-17 | 南通鸿景天机械设备科技有限公司 | Circulating water indoor cooling system |
| WO2015117521A1 (en) * | 2014-08-25 | 2015-08-13 | 中兴通讯股份有限公司 | Refrigerating system and data centre system |
| CN105318421A (en) * | 2014-07-14 | 2016-02-10 | 中国移动通信集团公司 | Machine room, machine room airflow control method and device |
| CN105430998A (en) * | 2014-09-22 | 2016-03-23 | 广东申菱环境系统股份有限公司 | Control method of fluorine-pump internal-circulation server cabinet heat radiation system |
| CN105757833A (en) * | 2016-03-11 | 2016-07-13 | 苏州明威医疗科技有限公司 | Fresh air direct-cooling air conditioning system of X ray machine |
| CN106440167A (en) * | 2016-09-09 | 2017-02-22 | 郑州云海信息技术有限公司 | Refrigerating system and operation method thereof |
| CN110595013A (en) * | 2019-10-23 | 2019-12-20 | 李立华 | Air conditioner refrigeration method and system for data center and data center |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2755489Y (en) * | 2004-12-21 | 2006-02-01 | 东华大学 | Evaporation cooled air conditioner set |
| CN101440984A (en) * | 2008-12-16 | 2009-05-27 | 中山大学 | Communication base station energy-saving air conditioner unit and airflow regulating method thereof |
| JP2011002154A (en) * | 2009-06-18 | 2011-01-06 | Yokogawa Electric Corp | Cooling water temperature control device |
| CN102563802A (en) * | 2011-10-31 | 2012-07-11 | 中兴通讯股份有限公司 | Method for supplying air to telecommunication machine room and system |
| CN202613625U (en) * | 2012-05-02 | 2012-12-19 | 西安工程大学 | Vertical-tube type triple combined evaporative cooling air-conditioning unit |
| JP5398597B2 (en) * | 2010-03-08 | 2014-01-29 | 株式会社東芝 | Cooling water temperature control device and cooling water temperature control method |
-
2012
- 2012-12-27 CN CN201210579562.7A patent/CN103900189B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2755489Y (en) * | 2004-12-21 | 2006-02-01 | 东华大学 | Evaporation cooled air conditioner set |
| CN101440984A (en) * | 2008-12-16 | 2009-05-27 | 中山大学 | Communication base station energy-saving air conditioner unit and airflow regulating method thereof |
| JP2011002154A (en) * | 2009-06-18 | 2011-01-06 | Yokogawa Electric Corp | Cooling water temperature control device |
| JP5398597B2 (en) * | 2010-03-08 | 2014-01-29 | 株式会社東芝 | Cooling water temperature control device and cooling water temperature control method |
| CN102563802A (en) * | 2011-10-31 | 2012-07-11 | 中兴通讯股份有限公司 | Method for supplying air to telecommunication machine room and system |
| CN202613625U (en) * | 2012-05-02 | 2012-12-19 | 西安工程大学 | Vertical-tube type triple combined evaporative cooling air-conditioning unit |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104048378A (en) * | 2014-06-18 | 2014-09-17 | 南通鸿景天机械设备科技有限公司 | Circulating water indoor cooling system |
| CN105318421A (en) * | 2014-07-14 | 2016-02-10 | 中国移动通信集团公司 | Machine room, machine room airflow control method and device |
| WO2015117521A1 (en) * | 2014-08-25 | 2015-08-13 | 中兴通讯股份有限公司 | Refrigerating system and data centre system |
| CN105430998A (en) * | 2014-09-22 | 2016-03-23 | 广东申菱环境系统股份有限公司 | Control method of fluorine-pump internal-circulation server cabinet heat radiation system |
| CN105430998B (en) * | 2014-09-22 | 2018-10-16 | 广东申菱环境系统股份有限公司 | A kind of control method of fluorine pump internal-circulation type server cabinet cooling system |
| CN105757833A (en) * | 2016-03-11 | 2016-07-13 | 苏州明威医疗科技有限公司 | Fresh air direct-cooling air conditioning system of X ray machine |
| CN105757833B (en) * | 2016-03-11 | 2019-04-09 | 苏州明威医疗科技有限公司 | X-ray machine fresh air direct-cooling air conditioning system |
| CN106440167A (en) * | 2016-09-09 | 2017-02-22 | 郑州云海信息技术有限公司 | Refrigerating system and operation method thereof |
| CN106440167B (en) * | 2016-09-09 | 2019-06-25 | 郑州云海信息技术有限公司 | A kind of refrigeration system and its application method |
| CN110595013A (en) * | 2019-10-23 | 2019-12-20 | 李立华 | Air conditioner refrigeration method and system for data center and data center |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103900189B (en) | 2016-12-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN103574812B (en) | A kind of direct-ventilation equipment room air conditioning system and control method thereof | |
| CN103900189A (en) | Engine room refrigeration control method, device and system | |
| CN103499137B (en) | The refrigeration control method of a kind of machine room, Apparatus and system | |
| CN201387087Y (en) | Energy-saving low-temperature high-humidity air supply air-conditioning unit | |
| CN102679470B (en) | Self-cleaning efficient constant-humiture energy-saving central air conditioner | |
| CN201731575U (en) | Energy-saving and environment-friendly clean air conditioning system | |
| CN203837109U (en) | Integrated and combined type machine room air conditioner unit | |
| CN203615509U (en) | Machine room air conditioning system with direct air ventilation | |
| CN203980561U (en) | A kind of machine room natural cooling source energy conserving system | |
| CN202675488U (en) | Intelligence frequency conversion double air conditioning system | |
| CN201327143Y (en) | Air exchange system for unmanned communication room | |
| CN108644941B (en) | Heat recovery type split air conditioner combining fresh air purification and mechanical refrigeration | |
| CN203147924U (en) | Energy saving control system of room environment | |
| CN208998227U (en) | A kind of operating room energy-saving and purifying air-conditioning system | |
| CN202598725U (en) | Dual-system integrated computer room energy-saving air conditioner | |
| CN105222257A (en) | A kind of efficient and environment-friendly type cascade cooling system | |
| CN202303706U (en) | Air conditioning plant for adjusting indoor temperature by sucking outdoor air | |
| CN210089057U (en) | Energy-saving type full fresh air conditioning unit control system | |
| CN200989643Y (en) | Fast heat-removal fresh air system | |
| CN203464418U (en) | Air-conditioning system applied to independent heat and humidity control on IDC (internet data center) room | |
| CN202675480U (en) | Chilled water type double-acting energy-saving air conditioner for machine room | |
| CN207486964U (en) | A kind of constant humidity railway air conditioner in machine room | |
| CN205403281U (en) | Controlling means of outdoor condenser cooling amount of wind | |
| CN203615552U (en) | Straight flow type total heat exchange air conditioner | |
| CN204665475U (en) | A kind of aerated membrane building combined mechanical unit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Nanshan District Xueyuan Road in Shenzhen city of Guangdong province 518055 No. 1001 Nanshan Chi Park building B2 Patentee after: Vitamin Technology Co., Ltd. Address before: 518057 Nanshan District science and Technology Industrial Park, Guangdong, Shenzhen Branch Road, No. Patentee before: Aimosheng Network Energy Source Co., Ltd. |