CN106871288A - A kind of cold-storage and cold supply system for data equipment - Google Patents
A kind of cold-storage and cold supply system for data equipment Download PDFInfo
- Publication number
- CN106871288A CN106871288A CN201510913436.4A CN201510913436A CN106871288A CN 106871288 A CN106871288 A CN 106871288A CN 201510913436 A CN201510913436 A CN 201510913436A CN 106871288 A CN106871288 A CN 106871288A
- Authority
- CN
- China
- Prior art keywords
- cold
- storage
- host computer
- water pot
- terminal air
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F5/00—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater
- F24F5/0007—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning
- F24F5/0017—Air-conditioning systems or apparatus not covered by F24F1/00 or F24F3/00, e.g. using solar heat or combined with household units such as an oven or water heater cooling apparatus specially adapted for use in air-conditioning using cold storage bodies, e.g. ice
-
- 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
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/14—Thermal energy storage
Landscapes
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Devices That Are Associated With Refrigeration Equipment (AREA)
Abstract
A kind of cold-storage and cold supply system for data equipment of the invention, include conditioner terminal air, refrigeration host computer, control device and the monitoring device for measuring cold-storage water pot cold storage capacity, conditioner terminal air is connected to form the first loop with refrigeration host computer, refrigeration host computer is connected to form second servo loop with cold-storage water pot, conditioner terminal air is connected to form tertiary circuit with cold-storage water pot, monitoring device is connected with control device, and the volume control device of the break-make for controlling corresponding circuit is equipped with the first loop, second servo loop and tertiary circuit.If in the case of normal cooling, by refrigeration host computer directly to conditioner terminal air cooling, other loops disconnect；When monitoring device monitors that the semen donors for being used for superfluous calamity in cold-storage water pot are not enough, second servo loop work, cold-storage program starts, and other loops disconnect；When power system have a power failure or other cases of emergency under when, tertiary circuit work lets cool program startup, and other loops disconnect, and is directly met an urgent need cooling using cold-storage water pot.
Description
Technical field
The present invention relates to a kind of field of air conditioning, a kind of cold-storage and cold supply system for data equipment is referred in particular to.
Background technology
Current mobile communication is used for the method that the mode of the emergent cooling of data center mainly uses series connection coiled pipe.Connected i.e. in former central air conditioner system the very big coiled pipe of one section of caliber, when running into former Central Air-condition Refrigerator group and cannot normally run, chilled water pump is started using ups power, the chilled water that will be stored in coiled pipe is extracted out carries out emergent cooling.This kind of method is primarily present following advantage：(1) response time is than very fast；(2) construct simple, without water-distributing device.But also there is following shortcoming simultaneously：(1) in cooling normal by refrigeration host computer, the circulation each time of chilled water will be by coiled pipe, and this largely increased the power consumption of water pump, and the operation power charge of hundreds of thousands unit is thus increased per annual meeting.(2) than larger, area of dissipation also than larger, not only increased insulation cost and also increases loss of refrigeration capacity the floor space of coiled pipe, cause the waste of the energy.(3) it is a kind of series model between coiled pipe and the other equipment of air-conditioning system, in this mode, if any link breaks down, can bring about huge loss.Therefore its maintenance risk and maintenance cost are all very high.
The content of the invention
The present invention be necessary to provide it is a kind of periodicity cold-storage and can automatically let cool superfluous calamity cold supply system for data equipment, it can overcome the defect of prior art, solve the cooling deficiency problem when power system is broken down, the reliability of raising cold supply system.
The object of the present invention is achieved like this：
It is a kind of periodicity cold-storage and automatically to let cool superfluous calamity cold supply system for data equipment, it includes conditioner terminal air, refrigeration host computer and control device, the refrigeration host computer and the conditioner terminal air are connected with the control device, it also includes cold-storage water pot and the monitoring device for measuring the cold-storage water pot cold storage capacity, the conditioner terminal air is connected to form the first loop with the refrigeration host computer, the refrigeration host computer is connected to form second servo loop with the cold-storage water pot, the conditioner terminal air is connected to form tertiary circuit with the cold-storage water pot, the monitoring device is connected with the control device, first loop, the volume control device of the break-make for controlling corresponding circuit is equipped with second servo loop and tertiary circuit, and the volume control device is connected with the control device.
The cold storage capacity of the normal cooling of the refrigeration host computer or the cold-storage water pot it is not enough or it is emergent let cool when, by the control device respectively by the corresponding volume control device corresponding loop works of control.
Preferably, the monitoring device includes two temperature sensors and flowmeter, one of them described temperature sensor is located at the delivery port of the cold-storage water pot, and another described temperature sensor is located at the water inlet of the cold-storage water pot, delivery port of the flowmeter located at the refrigeration host computer.
Preferably, the monitoring device also includes at least two humidity temperature pickups, and one of them described humidity temperature pickup is close to the cold-storage water pot tank skin and is set, and other described humidity temperature pickups are located at the periphery of the cold-storage water pot.
Preferably, the upper and lower part of the cold-storage water pot is respectively warm water portion and cold water portion.
Preferably, in first loop, the delivery port of the conditioner terminal air is provided with the first motor-driven valve, the first water pump is provided between the water inlet of the delivery port of the conditioner terminal air and the refrigeration host computer, the water inlet of the conditioner terminal air is provided with the second motor-driven valve, and first motor-driven valve, second motor-driven valve and the water pump are connected with the control device.
Preferably, in the second servo loop, the second water pump is provided between the water inlet of the refrigeration host computer and the warm water portion, the 3rd motor-driven valve is provided between the cold water portion and the refrigeration host computer delivery port.
Preferably, in the tertiary circuit, the 3rd water pump is provided between the water inlet of the conditioner terminal air and the cold water portion, the 4th motor-driven valve is provided between the delivery port of the conditioner terminal air and the warm water portion.
The present invention periodicity cold-storage and can automatically let cool superfluous calamity cold supply system compared with prior art for data equipment, have the advantages that：
With conditioner terminal air or with refrigeration host computer be connected cold-storage water pot by setting cold-storage water pot by the present invention.If in the case of normal cooling, i.e., being disconnected directly to the conditioner terminal air cooling, the second servo loop and the tertiary circuit by the refrigeration host computer；When effective semen donors that the monitoring device is monitored in the cold-storage water pot are not enough, i.e., when the semen donors in described cold-storage water pot are less than emergency guarantee semen donors, the second servo loop work, cold-storage program starts, and first loop and the tertiary circuit disconnect；When under power system power failure or other cases of emergency, the tertiary circuit work lets cool program startup, and first loop and the second servo loop disconnect, directly using the emergent cooling of the cold-storage water pot.
The present invention uses this kind of pattern, it is only necessary to periodically starts storage and lets cool program, can both ensure the safe operation at data equipment center, and reduce operating cost to greatest extent.
The paralleling model that the present invention is used, the circulation of chilled water need not improve the security of cold supply system operation, and reduce maintenance risk every time by cold-storage water pot.
The present invention can calculate cycle for being again started up cold-storage according to temperature and moisture change in day is automatic, be effectively ensured all the time in water pot it is effective can semen donors more than emergency guarantee semen donors, improve the security of system operation.
Present invention employs cold-storage water pot cold-storage, storage density of cold can be improved, not only reduce the volume of cold-storage apparatus but also also solve the big problem of floor space, reduce insulation cost and refrigerating loss.
Brief description of the drawings
Fig. 1 is the present invention periodicity cold-storage and can automatically let cool the structural representation of superfluous calamity cold supply system for data equipment.
Specific embodiment
As shown in Figure 1, the present invention periodicity cold-storage and can automatically let cool superfluous calamity cold supply system for data equipment, it includes conditioner terminal air 10, refrigeration host computer 12, cold-storage water pot 14, monitoring device and control device, the conditioner terminal air 10, the refrigeration host computer 12 and the cold-storage water pot 14 and the monitoring device are connected with the control device.The top of cold-storage water pot 14 (high water level) is used to reclaim warm water for warm water portion, and it is cold water portion that the bottom of cold-storage water pot 14 (low water level) is used for cold-storage.In a preferred embodiment of the invention, judgment means are also included in the control device.
The conditioner terminal air 10 is connected the first loop of formation with the refrigeration host computer 12, i.e., in the case of normal cooling, directly give the cooling of the conditioner terminal air 10 by the refrigeration host computer 12.Wherein, the delivery port of the conditioner terminal air 10 is provided with the first motor-driven valve 15, the first water pump 16 is provided between the delivery port of the conditioner terminal air and the refrigeration host computer 12, the break-make of the delivery port of the conditioner terminal air 10 is made by first motor-driven valve 15, the water in conditioner terminal air 10 is delivered into the refrigeration host computer 12 by first water pump 16 is freezed；The water inlet of the conditioner terminal air 12 is provided with the second motor-driven valve 17, and the break-make of the conditioner terminal air water inlet is controlled by second motor-driven valve 17.First motor-driven valve 15, the second motor-driven valve 17 and first water pump 16 are connected with the control device.
The refrigeration host computer 12 is connected to form second servo loop with the cold-storage water pot 14, when the cold storage capacity in the cold-storage water pot 14 is not enough, the cold-storage of cold-storage water pot 14 is given by the refrigeration host computer 12.Wherein, the second water pump 18 is provided between the warm water portion of the water inlet of the refrigeration host computer 12 and the cold-storage water pot 14, the warm water of the high water level of the cold-storage water pot 14 is delivered into the refrigeration host computer 12 by second water pump 18 is freezed；The 3rd motor-driven valve 20 is provided between the cold water portion of the cold-storage water pot 14 and the delivery port of the refrigeration host computer 12, the cold water portion of the low water level of cold-storage water pot 14 is returned to by the 3rd motor-driven valve 20 by the cryogenic freezing water for freezing, is process of cool.3rd motor-driven valve 20 and second water pump 18 are connected with the control device.
The conditioner terminal air 10 is connected to form tertiary circuit with the cold-storage water pot 14, is broken down in power system, when conditioner terminal air 10 directly can not obtain chilled water from the refrigeration host computer 12, the tertiary circuit work, by the cold-storage water
Tank 14 is directly to the cooling of the conditioner terminal air 10.The 3rd water pump 21 is provided between the low water level of cold-storage water pot 14 and the water inlet of the conditioner terminal air 10, is extracted out chilled water by the 3rd water pump 21, and by the entrance conditioner terminal air 10 of the second motor-driven valve 17 of the water inlet of the conditioner terminal air 10, carry out cooling；The high water level of cold-storage water pot 14 and the conditioner terminal air 10
Delivery port between be provided with the 4th motor-driven valve 22, the conditioner terminal air 10 is controlled with the storage by the 4th motor-driven valve 22
Break-make between cold water tank 14.
The monitoring device includes two temperature sensors 23,24, flowmeter 25 and three humidity temperature pickup 26-28.One of them described temperature sensor 23 is located at the water inlet in the warm water portion of the cold-storage water pot 14, delivery port of another described temperature sensor 24 located at the cold water portion of the cold-storage water pot 14；Delivery port of the flowmeter 25 located at the refrigeration host computer 12；In the second servo loop power cut-off, the effective cold storage capacity at the end of cold-storage is calculated by the temperature sensor 23, the temperature sensor 24 and the flowmeter 25.One of them described humidity temperature pickup 26 is close to the tank skin of cold-storage water pot 14 and is set, and two other described humidity temperature pickup 27,28 is located at the periphery of the cold-storage water pot 14；The temperature and humidity change of the humidity temperature pickup 27, the surrounding of cold-storage water pot 14 described in 28 real-time monitorings, and measurement result is sent to the control device every some cycles, the humidity temperature pickup 26 is synchronous to be sent to the control device by measurement result, and calculates the loss of refrigeration capacity amount in the cycle of cold-storage water pot 14.Preferably, measurement result was sent to the control device to the present embodiment by the humidity temperature pickup 26-28 every 10 minutes.
The present invention periodicity cold-storage and can automatically let cool superfluous calamity cold supply system and have following three operational process for data equipment：(1) the normal cooling of refrigeration host computer 12：That is the first loop works.The backwater of conditioner terminal air 10 delivers to the refrigeration host computer 12 by first motor-driven valve 15 by the first water pump 16, and the cryogenic freezing water freezed by refrigeration host computer 12 delivers to the cooling of conditioner terminal air 10 by second motor-driven valve 17.When running this flow, the start and stop situation that various flows are controlled is：First motor-driven valve 15 is opened, and the second motor-driven valve 17 is opened, and the first water pump 16 is opened, and refrigeration host computer 12 is opened；3rd motor-driven valve 20 is closed, and the 4th motor-driven valve 22 is closed, and the second water pump 18 and the 3rd water pump 21 are closed.
(2) cold-storage of cold-storage water pot 14：That is second servo loop work.The warm water in the warm water portion of cold-storage water pot 14 is delivered to refrigeration host computer 12 and is freezed by second water pump 18, and the cryogenic freezing water through freezing returns to the cold water portion of cold-storage water pot 14 by the 3rd motor-driven valve 20.When running this flow, the start and stop situation that various flows are controlled is：Second water pump 18 is opened, and refrigeration host computer 12 is opened, and the 3rd motor-driven valve 20 is opened；First water pump 16 is closed, and the first motor-driven valve 15 and the second motor-driven valve 17 are closed, and the 4th motor-driven valve 22 and the 3rd water pump 21 are closed.
(3) cold-storage water pot 14 is emergent lets cool：That is tertiary circuit work.The cold water portion cold water of cold-storage water pot 14 is extracted out through the 3rd water pump 21 and delivers to conditioner terminal air 10 by the second motor-driven valve 17, and the backwater of conditioner terminal air 10 returns to the warm water portion of cold-storage water pot 14 by the 4th motor-driven valve 22.When running this flow, the start and stop situation that various flows are controlled is：3rd water pump 21 is opened, and the second motor-driven valve 17 is opened, and the first motor-driven valve 15 is opened, and the 4th motor-driven valve 22 is opened；First water pump 16 is closed, and the second water pump 18 is closed, and the 3rd motor-driven valve 20 and refrigeration host computer 12 are closed.
Discriminated whether to need to start the cold-storage of cold-storage water pot 14 according to the result that the measurement apparatus are measured by the control device, cold-storage, i.e. flow (2) are switched to if it need to start cold-storage；Stored it is cold after cryogenic freezing water be stored in always in cold-storage water pot 14, now, in control device real-time monitoring cold-storage water pot 14 it is effective can semen donors change, when effectively can semen donors be less than emergency guarantee semen donors when, start cold-storage.As being effectively available for cold more than cold-storage flow wouldn't be started if emergency guarantee semen donors, continue to monitor in cold-storage water pot 14 effectively can semen donors change, repeat above step.If intelligent checking system detects that former central air conditioner system cooling breaks down in the process, by the switching of the corresponding motor-driven valve of ups power switching control and water pump, emergent cooling mode, i.e. flow (3) are immediately switched to.
Idiographic flow is as follows：
(1) process of cool just at the end of, by flowmeter 25 and the measurement result of temperature sensor 23,24, calculate the effective cold storage capacity in cold-storage water pot 14 at the end of cold-storage.
Computing Principle is as follows：At some corresponding moment, it is assumed that the measured temperature of temperature sensor 23 is T2, the measured temperature of temperature sensor 24 is T1, and the instantaneous delivery that flowmeter 25 is surveyed is V, then the cold storage capacity at this moment is：
Q=C ρ V (T2-T1)
Wherein：Q：Certain moment corresponding cold storage capacity；
C：The specific heat capacity of water；
ρ：The density of water；
V：Certain moment correspondence 25 measurement of discharges of flowmeter；
T2：Certain measured temperature of moment corresponding temperature sensor 23；
T1：Certain measured temperature of moment corresponding temperature sensor 24.
(2) the temperature and humidity change of the surrounding of cold-storage water pot 14 is monitored when by mounted in Temperature Humidity Sensor 27,28 of the surrounding of cold-storage water pot 14 in fact, and a signal was sent every 10 minutes to control device by signal projector.
(3) be close to the humidity temperature pickup 26 of cold-storage water pot outer wall and also sent a signal to control device every 10 minutes, and with step (2) synchronized transmission.
(4) control device can calculate loss of refrigeration capacity amount of the cold-storage water pot 14 every 10 minutes when the signal that the detection means sends is received.
And then still remaining effective semen donors in cold-storage water pot 14 can be calculated.When effective semen donors are more than emergency guarantee semen donors, cold-storage flow (flow (2)) wouldn't be started；When effective semen donors are less than emergency guarantee semen donors, start cold-storage flow until cold-storage is finished.
(5) above step (2) is repeated --- (4) calculate again this cycle needed for starting cold-storage flow.
(5) when whenever control device detects that former central air-conditioning cooling breaks down during this, emergent cooling mode is switched to by controlling corresponding motor-driven valve, water pump, i.e., using the cooling of cold-storage water pot 14.
When the emergencies such as civil power power-off are run into, control device is determined there is disconnection fault, electric power system is switched to immediately is powered by ups power, wherein, the control device discriminates whether that what is powered off can be realized by software, its discrimination technology is already belonging to prior art, and the present invention will not be repeated here.Then, the control device opens the 3rd water pump 21, the second motor-driven valve 17, the first motor-driven valve 15, the 4th motor-driven valve 22；And close the first water pump 16, the second water pump the 18, the 3rd
Motor-driven valve 20 and refrigeration host computer 12, make tertiary circuit work.The emergencies such as civil power power-off are being run into such that it is able to be effectively ensured
When, safe and reliable superfluous calamity effect can be played.
Embodiment described above only expresses several embodiments of the invention, and its description is more specific and detailed, but therefore can not be interpreted as the limitation to the scope of the claims of the present invention.It should be pointed out that for the person of ordinary skill of the art, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to protection scope of the present invention.Therefore, the protection domain of patent of the present invention should be determined by the appended claims.
Claims (7)
1. a kind of cold-storage and cold supply system for data equipment, it includes conditioner terminal air, refrigeration host computer and control device, the refrigeration host computer and the conditioner terminal air are connected with the control device, it is characterized in that, it also includes cold-storage water pot and the monitoring device for measuring the cold-storage water pot cold storage capacity, the conditioner terminal air is connected to form the first loop with the refrigeration host computer, the refrigeration host computer is connected to form second servo loop with the cold-storage water pot, the conditioner terminal air is connected to form tertiary circuit with the cold-storage water pot, the monitoring device is connected with the control device, first loop, the volume control device of the break-make for controlling corresponding circuit is equipped with second servo loop and tertiary circuit, and the volume control device is connected with the control device.
2. a kind of cold-storage and cold supply system for data equipment according to claim 1, it is characterized in that, the monitoring device includes two temperature sensors and flowmeter, delivery port of one of them described temperature sensor located at the cold-storage water pot, another described temperature sensor is located at the water inlet of the cold-storage water pot, delivery port of the flowmeter located at the refrigeration host computer.
3. a kind of cold-storage and cold supply system for data equipment according to claim 2, it is characterized in that, the monitoring device also includes at least two humidity temperature pickups, one of them described humidity temperature pickup is close to the cold-storage water pot tank skin and is set, and other described humidity temperature pickups are located at the periphery of the cold-storage water pot.
4. a kind of cold-storage and cold supply system for data equipment according to claim 3, it is characterised in that the upper and lower part of the cold-storage water pot is respectively warm water portion and cold water portion.
5. according to claim 4 a kind of cold-storage and cold supply system for data equipment, it is characterized in that, in first loop, the delivery port of the conditioner terminal air is provided with the first motor-driven valve, the first water pump is provided between the water inlet of the delivery port of the conditioner terminal air and the refrigeration host computer, the water inlet of the conditioner terminal air is provided with the second motor-driven valve, and first motor-driven valve, second motor-driven valve and the water pump are connected with the control device.
6. a kind of cold-storage and cold supply system for data equipment according to claim 5, it is characterized in that, in the second servo loop, the second water pump is provided between the water inlet of the refrigeration host computer and the warm water portion, the 3rd motor-driven valve is provided between the cold water portion and the refrigeration host computer delivery port.
7. a kind of cold-storage and cold supply system for data equipment according to claim 6, it is characterized in that, in the tertiary circuit, the 3rd water pump is provided between the water inlet of the conditioner terminal air and the cold water portion, the 4th motor-driven valve is provided between the delivery port of the conditioner terminal air and the warm water portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510913436.4A CN106871288A (en) | 2015-12-12 | 2015-12-12 | A kind of cold-storage and cold supply system for data equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510913436.4A CN106871288A (en) | 2015-12-12 | 2015-12-12 | A kind of cold-storage and cold supply system for data equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106871288A true CN106871288A (en) | 2017-06-20 |
Family
ID=59237871
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510913436.4A Pending CN106871288A (en) | 2015-12-12 | 2015-12-12 | A kind of cold-storage and cold supply system for data equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106871288A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108224631A (en) * | 2017-12-27 | 2018-06-29 | 深圳市艾特网能技术有限公司 | A kind of data center meets an urgent need refrigeration system and its control method |
| CN116164361A (en) * | 2023-02-24 | 2023-05-26 | 广州泰阳能源科技有限公司 | Cold accumulation and release air conditioning system utilizing constant pressure of cold accumulation water tank, using method and air conditioner |
-
2015
- 2015-12-12 CN CN201510913436.4A patent/CN106871288A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108224631A (en) * | 2017-12-27 | 2018-06-29 | 深圳市艾特网能技术有限公司 | A kind of data center meets an urgent need refrigeration system and its control method |
| CN108224631B (en) * | 2017-12-27 | 2020-09-22 | 深圳市艾特网能技术有限公司 | Data center emergency refrigeration system and control method thereof |
| CN116164361A (en) * | 2023-02-24 | 2023-05-26 | 广州泰阳能源科技有限公司 | Cold accumulation and release air conditioning system utilizing constant pressure of cold accumulation water tank, using method and air conditioner |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201259364Y (en) | Automatic control and management system for refrigerating house | |
| CN104896711A (en) | Automatic cleaning system, air conditioner and control method | |
| CN110557930B (en) | Data center cooling system and control method | |
| CN104390311B (en) | Air conditioner refrigeration method, system and device aiming at high-temperature server | |
| CN108386972A (en) | A kind of machine room air-conditioning energy-saving control system and method | |
| CN104566645A (en) | Multi-slit air conditioner, air conditioner anti-freezing protection method and air conditioner anti-freezing protection system | |
| US20120192575A1 (en) | Ice machine safe mode freeze and harvest control and method | |
| CN110215637B (en) | Intelligent fire-fighting and spraying water supply system and control method | |
| CN110220269B (en) | Anti-freezing control method and system for fan coil and air conditioner | |
| CN107401883A (en) | Refrigerator self checking method and self-checking system | |
| CN108266876A (en) | The control method of electric-controlled box, air conditioner and air conditioner | |
| CN205897444U (en) | Energy -conserving air conditioning equipment of cold group of planes accuse based on load forecast | |
| CN104566776A (en) | Control method and control device for water-cooling type air conditioning unit and water-cooling type air conditioning unit | |
| CN105276733A (en) | Data computer room cooling system and cooling method thereof | |
| CN106871288A (en) | A kind of cold-storage and cold supply system for data equipment | |
| CN114151922A (en) | Control method, controller and air conditioning system | |
| CN108895637A (en) | A kind of cooling water recirculation system with real-time monitoring and control | |
| CN203010815U (en) | Disaster recovery and cold supplying system capable of periodically accumulating cold and automatically discharging cold for data equipment | |
| CN114725569A (en) | Cooling control system and method | |
| CN105157295A (en) | Refrigeration system and control method and control device thereof | |
| CN104764253A (en) | Refrigerating system | |
| CN202383501U (en) | Data acquisition control device for refrigeration houses | |
| CN109307351A (en) | A kind of efficient synthesis energy saving control system for heat pump | |
| CN204787592U (en) | Refrigerating system operational failure detection device | |
| CN217154396U (en) | Automatic acquisition module of ice storage device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170620 |
|
| WD01 | Invention patent application deemed withdrawn after publication |