CN207945762U - Water cold storage central air conditioner system based on super large temperature difference independent temperature-humidity control - Google Patents
Water cold storage central air conditioner system based on super large temperature difference independent temperature-humidity control Download PDFInfo
- Publication number
- CN207945762U CN207945762U CN201820270809.XU CN201820270809U CN207945762U CN 207945762 U CN207945762 U CN 207945762U CN 201820270809 U CN201820270809 U CN 201820270809U CN 207945762 U CN207945762 U CN 207945762U
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- China
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- water
- chilling units
- chilled water
- user area
- handpiece
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 172
- 238000001816 cooling Methods 0.000 claims abstract description 19
- 239000000498 cooling water Substances 0.000 claims abstract description 12
- 238000011084 recovery Methods 0.000 claims abstract description 4
- 238000005265 energy consumption Methods 0.000 abstract description 8
- 230000005611 electricity Effects 0.000 description 8
- 238000004378 air conditioning Methods 0.000 description 6
- 239000008399 tap water Substances 0.000 description 4
- 235000020679 tap water Nutrition 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000004064 recycling Methods 0.000 description 2
- 230000001360 synchronised effect Effects 0.000 description 2
- 244000052616 bacterial pathogen Species 0.000 description 1
- 210000000476 body water Anatomy 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000007710 freezing Methods 0.000 description 1
- 230000008014 freezing Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000010992 reflux Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000003643 water by type Substances 0.000 description 1
Classifications
-
- 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
Abstract
The utility model discloses a kind of water cold storage central air conditioner systems based on super large temperature difference independent temperature-humidity control, including user area and chilled water storage system：The user area includes fan coil and wind cabinet；Chilled water storage system is also associated with hot water recovery unit including at least two handpiece Water Chilling Units, the first chilled water pump, the second chilled water pump, cistern, heat-exchanger rig, cooling water pump and cooling tower, the handpiece Water Chilling Units.The utility model is greatly reduced energy consumption, improves water cold storage ability, promotes indoor comfort degree and cost-effective.
Description
Technical field
The utility model is related to central air conditioner systems, and in particular to a kind of water based on super large temperature difference independent temperature-humidity control
Cold-storage central air conditioner system.
Background technology
Air-conditioning electric load occupies the prodigious proportion of urban distribution network peak load, and air-conditioning electric load directly results in power grid height
Shortage of electric power when peak, conventional chilled water storage system can reduce peak load of grid, and save a large amount of electricity charge, realize user side
The peak load shifting of electric energy is the air-conditioning system for meeting China's energy and power grid form.But it is directed to construction area super large, air-conditioning system
Load of uniting is very big, the longer situation of transmission ＆ distribution pipeline, such as distributing system energy consumption will be caused higher using conventional cold-storage mode.In addition,
The comfort of ordinary central air-conditioner is poor, cannot adjust temperature and humidity well, and temperature, the fluctuation range of humidity are larger.Such as
Fruit can increase supply backwater temperature difference, then can reduce quantity of circulating water, be substantially reduced transmission ＆ distribution energy consumption, save distributing system operating cost,
Water cold storage ability can also be increased by increasing the cold-storage temperature difference simultaneously, reduce water storage pool volume and investment cost.Existing central air-conditioning system
High energy consumption, the humidity of uniting are not easy to control, and air quality and comfort level are poor.
Utility model content
In order to solve existing central air conditioner system high energy consumption, humidity is difficult to control, the problem of air quality and comfort level difference,
The utility model provides a kind of water cold storage central air conditioner system based on super large temperature difference independent temperature-humidity control.The technical side
Case is as follows：
A kind of water cold storage central air conditioner system based on super large temperature difference independent temperature-humidity control, including user area and water store
Cooling system：
The user area includes fan coil and wind cabinet；
The chilled water storage system include at least two handpiece Water Chilling Units, the first chilled water pump, the second chilled water pump, cistern,
Cooling water pump and cooling tower.More of the handpiece Water Chilling Units, which work at the same time, significantly improves refrigerating efficiency so that for being formed between return water
The super large temperature difference；The handpiece Water Chilling Units are also associated with hot water recovery unit, and the hot water use of recycling includes being used as domestic hot-water；It is described
Handpiece Water Chilling Units can switch connection type --- serial or parallel connection.
Further, between the user area and the handpiece Water Chilling Units, between the cistern and the handpiece Water Chilling Units, described
It is separately installed with valve between cistern and the user area.
Further, the handpiece Water Chilling Units, the handpiece Water Chilling Units, first chilled water pump, second chilled water pump,
It is connected by pipeline between the cistern, the heat-exchanger rig, the cooling water pump, the cooling tower and the user area.
The user area is connected with feed pipe and return pipe, and the heat-exchanger rig is connected between the feed pipe and the return pipe.
Optionally, the heat-exchanger rig is multifunctional pump or plate heat exchanger.The plate heat exchanger, which includes that high temperature is board-like, to be changed
Hot device and low-temperature plate heat exchanger, the high temperature plate heat exchanger are used for low temperature chilled water made from the handpiece Water Chilling Units and institute
High temperature chilled water is made after stating the returned calefactory water heat exchange of user area, the low-temperature plate heat exchanger is used for the cryogenic freezing
The higher low temperature chilled water of temperature is made after water and the returned calefactory water heat exchange of the user area.The multifunctional pump is used for will be described
Low temperature chilled water is mixed to prepare the higher low temperature chilled water of temperature and high temperature chilled water with the returned calefactory water.
Further, what is introduced in the cistern is tap water, and the form after the originally water cold storage includes liquid
Body --- water, solid --- ice and mixture of ice and water --- ice slurry.When night low power consumption electricity price is relatively low, by the low temperature
Chilled water is stored in the cistern, and supply electricity price on daytime uses when higher, saves a large amount of electricity costs.
The utility model uses 0 DEG C -8 DEG C of low temperature chilled water to dehumidify for fresh air cooling and depth, using 10 DEG C -17 DEG C
High temperature chilled water is that the user area cools down and dehumidifies on a small quantity.The returned calefactory water of the user area and the low temperature chilled water
With 8 DEG C -15 DEG C of the super large temperature difference, water cold storage ability is improved.The low temperature chilled water is mainly user area depth dehumidifying, institute
It is mainly user area cooling to state high temperature chilled water, realizes independent temperature-humidity control, improves indoor air quality, improves room
Comfort inside.
In winter, the handpiece Water Chilling Units can be by electric boiler or the equipment replacement of other electrical energy production hot water, and described first is cold
Freeze water pump to be substituted by the first heat-exchanger pump, second chilled water pump is substituted by the second heat-exchanger pump.
The advantageous effect that the technical solution that the case study on implementation of the utility model provides is brought is：It is independently controlled using humiture
System, Water cold storage technology are greatly reduced energy consumption, improve water cold storage ability, promote indoor comfort degree and save great amount of cost.
Description of the drawings
Fig. 1 is the signal of water cold storage central air conditioner system of the utility model based on super large temperature difference independent temperature-humidity control
Figure.
Specific implementation mode
It is new to this practicality below in conjunction with attached drawing to keep the purpose of this utility model, technical solution and advantage clearer
The specific implementation mode of type is described in further detail.
Fig. 1 is the signal of water cold storage central air conditioner system of the utility model based on super large temperature difference independent temperature-humidity control
Figure.
In order to solve existing central air conditioner system high energy consumption, easily grow all kinds of germs, air quality is poor, humidity is not easily-controllable
System, the problem of comfort level difference, the utility model provide a kind of water cold storage center based on super large temperature difference independent temperature-humidity control
Air-conditioning system.
A kind of water cold storage central air conditioner system based on super large temperature difference independent temperature-humidity control, including 900 He of user area
Chilled water storage system：
The user area 900 includes fan coil and wind cabinet；
The chilled water storage system includes handpiece Water Chilling Units 101, handpiece Water Chilling Units 102, the first chilled water pump 201, the second chilled water
Pump 202, cistern 300, plate heat exchanger 600, cooling water pump 400 and cooling tower 500, the handpiece Water Chilling Units 101 are also associated with
Hot water recovery unit 700, the hot water use of recycling include being used as domestic hot-water.The handpiece Water Chilling Units 101 and the handpiece Water Chilling Units
102 can switch connection type --- serial or parallel connection.
Further, between the user area 900 and the handpiece Water Chilling Units 101, the cistern 300 and the cooling-water machine
Between group 101, between the cistern 300 and the user area 900 and between the handpiece Water Chilling Units 102 and the cistern 300
It is separately installed with valve 801, valve 802, valve 803 and valve 804.
Further, the handpiece Water Chilling Units 101, the handpiece Water Chilling Units 102, first chilled water pump 201, described second
It is connected by pipeline between chilled water pump 202, the cistern 300, the cooling water pump 400 and the cooling tower 500.The use
Family region 900 is connected with feed pipe and return pipe, and the plate heat exchanger is connected between the feed pipe and the return pipe
600.The reflux temperature of low temperature chilled water and the user area 900 made from the handpiece Water Chilling Units 101 and the handpiece Water Chilling Units 102
Water obtains high temperature chilled water after the heat exchange of the high temperature plate heat exchanger of the plate heat exchanger 600, through the plate heat exchanger 600
Low-temperature plate heat exchanger heat exchange after obtain the higher low temperature chilled water of temperature.
Further, what is introduced in the cistern 300 is tap water, and the tap water is in the present embodiment after cold-storage
Form is liquid --- water.
In the low power consumption low price period at night, using cold cold-storage pattern：Handpiece Water Chilling Units 101 and handpiece Water Chilling Units 102 are connected
Valve 801, valve 803, the second chilled water pump 202 and plate heat exchanger 600, Open valve 802,804 and of valve are closed in operation
First chilled water pump 201.First chilled water pump 201, cistern 300, handpiece Water Chilling Units 101 and handpiece Water Chilling Units 102 form one and return
Road, the tap water in the cistern 300 are tentatively freezed by handpiece Water Chilling Units 101, and setting water outlet is 11 DEG C, handpiece Water Chilling Units 102 into
One step is freezed, and setting water outlet is 4 DEG C, and 4 DEG C of low temperature chilled waters obtained are stored in cistern 300.
In the peak of power consumption high price period on daytime, using cold water cooling mode：Close valve 804, the first chilled water pump 201,
Handpiece Water Chilling Units 101 and handpiece Water Chilling Units 102, Open valve 801, valve 802, valve 803, cooling water pump 400, the second chilled water pump
202 and plate heat exchanger 600.Cistern 300, the second chilled water pump 202, user area 900 form one with cooling tower 500 and return
Road, it is that user area 900 cools down and dehumidifies directly to use the low temperature chilled water of low power consumption low price period at night storage, section
Save a large amount of peak electricity charge.
In the par electricity charge period, if the low temperature chilled water is finished in peak period, using cold supplying cold directly
Pattern：Handpiece Water Chilling Units 101 and handpiece Water Chilling Units 102 are switched to parallel running, close valve 802, Open valve 801, valve 803,
Valve 804, cooling water pump 400, the first chilled water pump 201, the second chilled water pump 202, plate heat exchanger 600, handpiece Water Chilling Units 101
With handpiece Water Chilling Units 102.First chilled water pump 201, the second chilled water pump 202, user area 900, cooling tower 500 respectively with cold water
Unit 101 and handpiece Water Chilling Units 102 form a circuit：The returned calefactory water of the user area 900 is followed by the cooling tower
500, the cooling water pump 400, the handpiece Water Chilling Units 101, first chilled water pump 201, second chilled water pump 202 return
To the user area 900；The returned calefactory water of the user area 900 is followed by the cooling tower 500, the cooling water pump
400, the handpiece Water Chilling Units 102, first chilled water pump 201, second chilled water pump 202 return to the user area
900.The refrigeration synchronous with handpiece Water Chilling Units 102 of handpiece Water Chilling Units 101 is directly made 14 DEG C of high temperature chilled water and is dropped for user area 900
Mild a small amount of dehumidifying.
In the par electricity charge period, if the low temperature chilled water savings amount is insufficient, using cold, cold water simultaneously for chill
Formula：Handpiece Water Chilling Units 101 and handpiece Water Chilling Units 102 are switched to parallel running, Open valve 801, valve 802, valve 803, valve
804, the first chilled water pump 201, the second chilled water pump 202 and multifunctional pump 8.The system synchronous with handpiece Water Chilling Units 102 of handpiece Water Chilling Units 101
It is cold, the low temperature chilled water saved in 4 DEG C of low temperature chilled water and the cistern be made simultaneously be the cooling of user area 900 and
Dehumidifying.
A part of 4 DEG C of low temperature chilled water directly carries out cooling to the fresh air for entering the user area and depth is removed
It is wet, or 5 DEG C of low temperature chilled water is made to entering with low-temperature plate heat exchanger of the returned calefactory water through plate heat exchanger 600
The fresh air for stating user area carries out cooling and depth dehumidifying, and effect on moisture extraction is adjusted to adjust the temperature of the low temperature chilled water.
4 DEG C of low temperature chilled water described in another part exchanges heat with high temperature plate heat exchanger of the returned calefactory water through plate heat exchanger 600
14 DEG C of high temperature chilled water is obtained, cools down for the fan coil and wind cabinet to the user area 900, reaches to room air
Cooling and the effect to dehumidify on a small quantity.
Low temperature chilled water rapidly liquefies the vapor in humid air, dehumidifies for air depth, and high temperature chilled water is sky
Gas cools down and a small amount of dehumidifying, and to realize that humiture independently accurately controls, air quality improves comprehensively.Low temperature cold in the present embodiment
It is 4 DEG C to freeze water, and returned calefactory water is 19 DEG C, uses 4 DEG C/19 DEG C of the super large temperature difference, significantly improves water cold storage ability, and drop
Low transmission ＆ distribution energy consumptions；Electricity consumption " peak load shifting ", significantly reduces operating cost.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all in this practicality
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (4)
1. a kind of water cold storage central air conditioner system based on super large temperature difference independent temperature-humidity control, which is characterized in that described to be based on
The water cold storage central air conditioner system of super large temperature difference independent temperature-humidity control includes user area and chilled water storage system：
The user area includes fan coil and wind cabinet；
The chilled water storage system includes at least two handpiece Water Chilling Units, the first chilled water pump, the second chilled water pump, cistern, heat exchange
Device, cooling water pump and cooling tower；The handpiece Water Chilling Units are also associated with hot water recovery unit；
The handpiece Water Chilling Units can switch connection type --- serial or parallel connection.
2. the water cold storage central air conditioner system as described in claim 1 based on super large temperature difference independent temperature-humidity control, feature
Be, between the user area and the handpiece Water Chilling Units, between the cistern and the handpiece Water Chilling Units, the cistern with it is described
Valve is separately installed between user area.
3. the water cold storage central air conditioner system as claimed in claim 2 based on super large temperature difference independent temperature-humidity control, feature
Be, the handpiece Water Chilling Units, first chilled water pump, second chilled water pump, the cistern, the heat-exchanger rig,
It is connected by pipeline between the cooling water pump, the cooling tower, the user area and the valve.
4. the water cold storage central air conditioner system as claimed in claim 3 based on super large temperature difference independent temperature-humidity control, feature
It is, the heat-exchanger rig is multifunctional pump or plate heat exchanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820270809.XU CN207945762U (en) | 2018-02-26 | 2018-02-26 | Water cold storage central air conditioner system based on super large temperature difference independent temperature-humidity control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820270809.XU CN207945762U (en) | 2018-02-26 | 2018-02-26 | Water cold storage central air conditioner system based on super large temperature difference independent temperature-humidity control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207945762U true CN207945762U (en) | 2018-10-09 |
Family
ID=63699900
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820270809.XU Expired - Fee Related CN207945762U (en) | 2018-02-26 | 2018-02-26 | Water cold storage central air conditioner system based on super large temperature difference independent temperature-humidity control |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207945762U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109595702A (en) * | 2018-11-30 | 2019-04-09 | 深圳市东畅机电空调工程有限公司 | The double cold source dual system air-conditioning systems of high/low temperature based on the dehumidifying of fresh air low temperature depth |
| CN109945356A (en) * | 2019-01-30 | 2019-06-28 | 东南大学 | The remodeling method and device of cold source of air conditioning cascade utilization and accumulation of energy |
-
2018
- 2018-02-26 CN CN201820270809.XU patent/CN207945762U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109595702A (en) * | 2018-11-30 | 2019-04-09 | 深圳市东畅机电空调工程有限公司 | The double cold source dual system air-conditioning systems of high/low temperature based on the dehumidifying of fresh air low temperature depth |
| CN109945356A (en) * | 2019-01-30 | 2019-06-28 | 东南大学 | The remodeling method and device of cold source of air conditioning cascade utilization and accumulation of energy |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 518034 3307, Huafeng building, Xinzhou Plaza, Futian District, Shenzhen City, Guangdong Province Patentee after: Shenzhen Dongchang air conditioning Electromechanical System Technology Co.,Ltd. Address before: 518034 3307, Huafeng building, Xinzhou Plaza, Futian District, Shenzhen City, Guangdong Province Patentee before: SHENZHEN DO&WIN ELECTROMECHANICAL AIR CONDITIONING ENGINEERING CO.,LTD. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20181009 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |