CN107477673A - Humidifier water supply pretreatment unit and air conditioner in machine room - Google Patents
Humidifier water supply pretreatment unit and air conditioner in machine room Download PDFInfo
- Publication number
- CN107477673A CN107477673A CN201710692746.7A CN201710692746A CN107477673A CN 107477673 A CN107477673 A CN 107477673A CN 201710692746 A CN201710692746 A CN 201710692746A CN 107477673 A CN107477673 A CN 107477673A
- Authority
- CN
- China
- Prior art keywords
- water
- humidifier
- pretreatment unit
- water supply
- main
- 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
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 199
- 230000005494 condensation Effects 0.000 claims abstract description 26
- 238000009833 condensation Methods 0.000 claims abstract description 26
- JEGUKCSWCFPDGT-UHFFFAOYSA-N h2o hydrate Chemical compound O.O JEGUKCSWCFPDGT-UHFFFAOYSA-N 0.000 claims abstract description 17
- 238000007599 discharging Methods 0.000 claims abstract description 10
- 239000008399 tap water Substances 0.000 claims description 11
- 235000020679 tap water Nutrition 0.000 claims description 11
- 239000008400 supply water Substances 0.000 claims description 5
- 238000000034 method Methods 0.000 claims description 3
- 230000008569 process Effects 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 238000010438 heat treatment Methods 0.000 description 5
- 239000002699 waste material Substances 0.000 description 3
- 238000004378 air conditioning Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000003507 refrigerant Substances 0.000 description 2
- 239000003643 water by type Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005373 pervaporation Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/22—Means for preventing condensation or evacuating condensate
- F24F13/222—Means for preventing condensation or evacuating condensate for evacuating condensate
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
- F24F13/30—Arrangement or mounting of heat-exchangers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F6/00—Air-humidification, e.g. cooling by humidification
Abstract
The present invention discloses a kind of humidifier water supply pretreatment unit and air conditioner in machine room.The humidifier water supply pretreatment unit includes main water box (1) and condensation water collection pipe (2), main water box (1) includes condensed water water inlet and delivery port, condensation water collection pipe (2) is used to collect condensed water, the first end of condensation water collection pipe (2) is connected to condensed water water inlet, and main water box (1) is used to make the water body of inside be exchanged heat with compressor air-discharging；The delivery port of main water box (1) is used to the water body after heat exchange being delivered to humidifier.According to the humidifier water supply pretreatment unit of the present invention, condensed water cold can be effectively utilized, reduces humidifier power consumption.
Description
Technical field
It is empty in particular to a kind of humidifier water supply pretreatment unit and computer room the present invention relates to air-conditioning technical field
Adjust.
Background technology
To meet the stable operation of calculator room equipment, air conditioner in machine room needs annual uninterrupted refrigerating operaton, and room air is logical
Substantial amounts of condensed water is separated out during pervaporation device to the cold, while causes computer room interior humidity constantly to reduce.Existing solution is：
1st, condensed water is expelled directly out outdoor, a large amount of colds that can cause to carry in condensed water are not used and wasted；
2nd, while refrigeration, introduce the water into humidifier from external water source, constantly humidified to inside computer room, protected
Hold and certain humidity is maintained inside computer room, water wasting is power-consuming.
The content of the invention
A kind of humidifier water supply pretreatment unit and air conditioner in machine room are provided in the embodiment of the present invention, can effectively utilize condensation
Water cooling amount, reduce humidifier power consumption.
To achieve the above object, the embodiment of the present invention provides a kind of humidifier water supply pretreatment unit, including main water box and
Condensation water collection pipe, main water box include condensed water water inlet and delivery port, and condensation water collection pipe is used to collect condensed water, condensed water
The first end of collecting pipe is connected to condensed water water inlet, and main water box is used to make the water body of inside be exchanged heat with compressor air-discharging；
The delivery port of main water box is used to the water body after heat exchange being delivered to humidifier.
Preferably, the first control valve is provided with condensation water collection pipe.
Preferably, the first control valve is electrically-controlled valve, electrically-controlled valve is according to the water level control condensation water collection pipe in main water box
Break-make.
Preferably, humidifier water supply pretreatment unit also includes being used for the storage tank for storing condensed water, condensation water collection
Second end of pipe is connected to the outlet of storage tank.
Preferably, main water box also includes running water water inlet, running water water inlet is connected to by tap water supply pipe
Water supply, the second control valve is provided with tap water supply pipe.
Preferably, the second control valve is electrically-controlled valve, electrically-controlled valve is according to the water level control tap water supply pipe in main water box
Break-make.
Preferably, being provided with heat exchanger in main water box, the exhaust of compressor flows through heat exchanger, and passes through heat exchanger and master
Water body heat exchange in water tank.
Preferably, heat exchanger is coil exchanger.
Preferably, exchanger base is provided with air inlet, top is provided with gas outlet, and air inlet is used to arrange with compressor
Gas realizes connection, and gas outlet is used to be connected with outdoor unit.
According to another aspect of the present invention, there is provided a kind of air conditioner in machine room, including above-mentioned humidifier supply water and pre-process dress
Put.
Preferably, air conditioner in machine room is air-cooled air conditioner in machine room.
Apply the technical scheme of the present invention, humidifier water supply pretreatment unit includes main water box and condensation water collection pipe, main
Water tank includes condensed water water inlet and delivery port, and condensation water collection pipe is used to collect condensed water, the first end of condensation water collection pipe
Condensed water water inlet is connected to, main water box is used to make the water body of inside be exchanged heat with compressor air-discharging；The delivery port of main water box
For the water body after heat exchange to be delivered into humidifier.The humidifier water supply pretreatment unit collects condensed water by main water box,
Then compressor air-discharging is cooled using the condensed water of collection, improves the refrigerating capacity of refrigerant, realized to cold in condensed water
Effective utilization, while condensed water can be heated by compressor air-discharging, is then delivered to the condensed water after heating
Humidifier reduces the waste to external water source as humidifying and water supplying, because compressor air-discharging is heated to condensed water, because
This, when producing identical humidification amount, the power consumed is greatly reduced humidifier, improves air conditioner in machine room performance, improves
System reliability, it is advantageously implemented energy-saving and emission-reduction.
Brief description of the drawings
Fig. 1 is the structural representation of the humidifier water supply pretreatment unit of the embodiment of the present invention.
Description of reference numerals：1st, main water box；2nd, condensation water collection pipe；3rd, the first control valve；4th, storage tank；5th, running water supplies
Water pipe；6th, the second control valve；7th, heat exchanger.
Embodiment
The present invention is described in further detail with specific embodiment below in conjunction with the accompanying drawings, but not as the limit to the present invention
It is fixed.
With reference to shown in Figure 1, according to an embodiment of the invention, humidifier water supply pretreatment unit includes the He of main water box 1
Condensation water collection pipe 2, main water box 1 include condensed water water inlet and delivery port, and condensation water collection pipe 2 is used to collect condensed water, cold
The first end of Condensed water collection pipe 2 is connected to condensed water water inlet, and main water box 1 is used to make the water body of inside carry out with compressor air-discharging
Heat exchange；The delivery port of main water box 1 is used to the water body after heat exchange being delivered to humidifier.
The humidifier water supply pretreatment unit collects condensed water by main water box 1, then using the condensed water collected to pressure
The exhaust of contracting machine is cooled, and is improved the refrigerating capacity of refrigerant, is realized effective utilization to cold in condensed water, while can pass through pressure
The exhaust of contracting machine is heated to condensed water, and the condensed water after heating then is delivered into humidifier as humidifying and water supplying, reduction pair
The waste of external water source, improve the utilization ratio to condensed water.Because compressor air-discharging is heated to condensed water, therefore,
When producing identical humidification amount, the power consumed is greatly reduced humidifier, improves air conditioner in machine room performance, improves system
Reliability, it is advantageously implemented energy-saving and emission-reduction.
Preferably, the first control valve 3 is provided with condensation water collection pipe 2.
In the present embodiment, the first control valve 3 is electrically-controlled valve, and electrically-controlled valve is according to the water level control condensed water in main water box 1
The break-make of collecting pipe 2.When stable operation of unit, air flows through evaporator surface, can produce a large amount of condensed waters, condensed water is in machine
It can be entered after collecting in group drip tray by condensation water collection pipe 2 in main water box 1, in the process, when in main water box 1
When water level reaches preset height, it is possible to control the first control valve 3 to close condensation water collection pipe 2 so that condensed water is not flowing into
In main water box 1, but stored in drip tray, avoid condensed water in main water box 1 from overflowing.
Preferably, humidifier water supply pretreatment unit also includes being used for the storage tank 4 for storing condensed water, condensation water collection pipe
2 the second end is connected to the outlet of storage tank 4.Storage tank 4 can be used for storing condensed water, can be first when unit works
A certain amount of condensed water is stored by storage tank 4, then storage tank 4 is by the condensed water elimination to main water box 1, so as to meeting plus
The water supply of wet device needs.Before this, when the water level in storage tank 4 is too low, the first control valve 3 can be kept to close, until
Condensed water level in storage tank 4, which reach a certain height after requirement, just opens storage tank 4, so as to ensure storage tank 4 to main water box 1
Enough condensed waters are provided, disclosure satisfy that humidifier humidifies needs.
Preferably, main water box 1 also includes running water water inlet, and running water water inlet is connected to by tap water supply pipe 5
Water supply, the second control valve 6 is provided with tap water supply pipe 5.The tap water supply pipe 5 is used to realize with water supply and connected
Connect, so as to provide auxiliary water source for main water box 1.When water level in storage tank 4 is too low, the first control valve 3 can be first shut off,
The second control valve 6 is opened, is supplied water by water supply into main water box 1, while water storage is carried out in storage tank 4.When storage tank 4
After interior water level reaches setting value, the first control valve 3 can be controlled to open, the second control valve 6 is closed so that humidifier supply water by
Tap water supply switches to storage tank to supply water, and the water in storage tank 4 is injected into main water box 1, is not expending running water.
Preferably, the second control valve 6 is electrically-controlled valve, and electrically-controlled valve is according to the water level control tap water supply pipe 5 in main water box 1
Break-make, can be automatically controlled according to the water level in main water box 1, realize the automation of control, avoid manual control from occurring
Detection leakage phenomenon, and the labor intensity of operating personnel can be reduced.
Preferably, be provided with heat exchanger 7 in main water box 1, the exhaust of compressor flows through heat exchanger 7, and by heat exchanger 7 with
Water body heat exchange in main water box 1.The bottom of heat exchanger 7 is provided with air inlet, and top is provided with gas outlet, and air inlet is used for and compression
Connection is realized in machine exhaust, and gas outlet is used to be connected with outdoor unit.Compressor high-temperature exhaust air passes through the heat exchange that is placed in main water box 1
Device 7, the water in main water box 1 is heated, while delivery temperature reduces, improve the temperature of the water in main water box, realize
Utilization to cold in condensed water.Pre-warmed water, which has been completed, when needing to be humidified, in main water box 1 is provided to humidification
Device, humidify to inside computer room after further heating.Now because water temperature is high compared with running water water temperature, identical humidification amount is being produced
When, the power consumed is greatly reduced.
Preferably, heat exchanger 7 is coil exchanger.
According to an embodiment of the invention, air conditioner in machine room includes above-mentioned humidifier water supply pretreatment unit.
Preferably, air conditioner in machine room is air-cooled air conditioner in machine room, and humidifier is supplied water using compressor air-discharging and carried out at preheating
Reason, can realize maximizing the benefits.
The present invention has the effect that：
1st, the present invention is by the collection to condensed water, the water supply after pretreatment as humidifier, realizes and reduces to external water
The waste in source, humidification power consumption is reduced, lifts unit reliability.In theory, under nominal design operating mode, cold is 100kW machine
Room air-conditioning, calculated according to 90% sensible heat ratio, the moisture removal of a hour is about 14.5kg, and is to ensure that computer room inside is wet
Degree using humidifier to computer room, it is necessary to be humidified, humidification amount and moisture removal are basically identical.Designed by the present invention, unit is produced
After condensation water collection, supplied water as humidifier, substantially can be with meet demand.
2nd, present invention design includes main water box and heat exchanger, realizes and humidifier is supplied water using compressor high-temperature exhaust air
Pre-add heat treatment is carried out, lifts humidifier supply water temperature, reduces the power consumed during humidifier heating.In theory, compressor is arranged
85 DEG C of temperature degree, the water set in main water box are heated to 40 DEG C, can be with compared to directly utilizing temperature as 25 DEG C of running water
Realize and reduce power consumption 913500kJ.
Certainly, above is the preferred embodiment of the present invention.It should be pointed out that for those skilled in the art
For, on the premise of its general principles are not departed from, some improvements and modifications can also be made, these improvements and modifications
It is considered as protection scope of the present invention.
Claims (11)
1. a kind of humidifier water supply pretreatment unit, it is characterised in that described including main water box (1) and condensation water collection pipe (2)
Main water box (1) includes condensed water water inlet and delivery port, and the condensation water collection pipe (2) is used to collect condensed water, the condensation
The first end of water collection pipe (2) is connected to the condensed water water inlet, and the main water box (1) is used for water body and the compression for making inside
Machine exhaust is exchanged heat；The delivery port of the main water box (1) is used to the water body after heat exchange being delivered to humidifier.
2. humidifier water supply pretreatment unit according to claim 1, it is characterised in that the condensation water collection pipe (2)
On be provided with the first control valve (3).
3. humidifier water supply pretreatment unit according to claim 2, it is characterised in that first control valve (3) is
Electrically-controlled valve, the break-make of electrically-controlled valve condensation water collection pipe (2) according to the water level control in the main water box (1).
4. humidifier water supply pretreatment unit according to claim 3, it is characterised in that the humidifier, which supplies water, to be pre-processed
Device also includes being used for the storage tank (4) for storing condensed water, and the second end of the condensation water collection pipe (2) is connected to the water storage
The outlet of case (4).
5. humidifier water supply pretreatment unit according to any one of claim 1 to 4, it is characterised in that the main water
Case (1) also includes running water water inlet, and the running water water inlet is connected to water supply by tap water supply pipe (5), institute
State and the second control valve (6) is provided with tap water supply pipe (5).
6. humidifier water supply pretreatment unit according to claim 5, it is characterised in that second control valve (6) is
Electrically-controlled valve, the break-make of electrically-controlled valve tap water supply pipe (5) according to the water level control in the main water box (1).
7. humidifier water supply pretreatment unit according to any one of claim 1 to 4, it is characterised in that the main water
Heat exchanger (7) is provided with case (1), the exhaust of the compressor flows through the heat exchanger (7), and passes through the heat exchanger (7)
Exchanged heat with the water body in the main water box (1).
8. humidifier water supply pretreatment unit according to claim 7, it is characterised in that the heat exchanger (7) is coil pipe
Formula heat exchanger.
9. humidifier water supply pretreatment unit according to claim 7, it is characterised in that heat exchanger (7) bottom is set
Air inlet is equipped with, top is provided with gas outlet, and the air inlet, which is used to realize with compressor air-discharging, to be connected, and the gas outlet is used for
It is connected with outdoor unit.
10. a kind of air conditioner in machine room, it is characterised in that supply water and pre-process including the humidifier any one of claim 1 to 9
Device.
11. air conditioner in machine room according to claim 10, it is characterised in that the air conditioner in machine room is air-cooled air conditioner in machine room.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710692746.7A CN107477673A (en) | 2017-08-14 | 2017-08-14 | Humidifier water supply pretreatment unit and air conditioner in machine room |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710692746.7A CN107477673A (en) | 2017-08-14 | 2017-08-14 | Humidifier water supply pretreatment unit and air conditioner in machine room |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107477673A true CN107477673A (en) | 2017-12-15 |
Family
ID=60599385
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710692746.7A Pending CN107477673A (en) | 2017-08-14 | 2017-08-14 | Humidifier water supply pretreatment unit and air conditioner in machine room |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107477673A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110925875A (en) * | 2019-12-12 | 2020-03-27 | 宁波奥克斯电气股份有限公司 | Air conditioning system and control method thereof |
| CN111692652A (en) * | 2020-06-09 | 2020-09-22 | 广东美的制冷设备有限公司 | Temperature and humidity adjusting system and air conditioner humidity control method |
| CN112665126A (en) * | 2020-12-16 | 2021-04-16 | 珠海格力电器股份有限公司 | Control method and device of humidification system and humidification system |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060156752A1 (en) * | 2004-12-28 | 2006-07-20 | Lg Electronics Inc. | Cooling/heating air conditioner with humidifying function |
| CN203100029U (en) * | 2013-01-05 | 2013-07-31 | 广东美的电器股份有限公司 | Machine room air conditioner |
| CN105042748A (en) * | 2015-08-18 | 2015-11-11 | 广东美的暖通设备有限公司 | Machine room air conditioner |
| CN105444262A (en) * | 2014-08-21 | 2016-03-30 | 青岛海尔空调器有限总公司 | Air conditioner with humidifying function and air conditioner humidifying method |
| CN105509202A (en) * | 2016-01-22 | 2016-04-20 | 珠海格力电器股份有限公司 | Computer room air conditioning system |
| CN206291443U (en) * | 2016-11-09 | 2017-06-30 | 铨高科技（珠海）股份有限公司 | Air conditioner condensation Water Sproading humidification device and air-conditioning |
| CN207196673U (en) * | 2017-08-14 | 2018-04-06 | 珠海格力电器股份有限公司 | Humidifier water supply pretreatment unit and air conditioner in machine room |
-
2017
- 2017-08-14 CN CN201710692746.7A patent/CN107477673A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20060156752A1 (en) * | 2004-12-28 | 2006-07-20 | Lg Electronics Inc. | Cooling/heating air conditioner with humidifying function |
| CN203100029U (en) * | 2013-01-05 | 2013-07-31 | 广东美的电器股份有限公司 | Machine room air conditioner |
| CN105444262A (en) * | 2014-08-21 | 2016-03-30 | 青岛海尔空调器有限总公司 | Air conditioner with humidifying function and air conditioner humidifying method |
| CN105042748A (en) * | 2015-08-18 | 2015-11-11 | 广东美的暖通设备有限公司 | Machine room air conditioner |
| CN105509202A (en) * | 2016-01-22 | 2016-04-20 | 珠海格力电器股份有限公司 | Computer room air conditioning system |
| CN206291443U (en) * | 2016-11-09 | 2017-06-30 | 铨高科技（珠海）股份有限公司 | Air conditioner condensation Water Sproading humidification device and air-conditioning |
| CN207196673U (en) * | 2017-08-14 | 2018-04-06 | 珠海格力电器股份有限公司 | Humidifier water supply pretreatment unit and air conditioner in machine room |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110925875A (en) * | 2019-12-12 | 2020-03-27 | 宁波奥克斯电气股份有限公司 | Air conditioning system and control method thereof |
| CN111692652A (en) * | 2020-06-09 | 2020-09-22 | 广东美的制冷设备有限公司 | Temperature and humidity adjusting system and air conditioner humidity control method |
| CN112665126A (en) * | 2020-12-16 | 2021-04-16 | 珠海格力电器股份有限公司 | Control method and device of humidification system and humidification system |
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Application publication date: 20171215 |