CN108444010A - A kind of three control central air conditioning water systems of energy cascade utilization - Google Patents
A kind of three control central air conditioning water systems of energy cascade utilization Download PDFInfo
- Publication number
- CN108444010A CN108444010A CN201810298737.4A CN201810298737A CN108444010A CN 108444010 A CN108444010 A CN 108444010A CN 201810298737 A CN201810298737 A CN 201810298737A CN 108444010 A CN108444010 A CN 108444010A
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- Prior art keywords
- double
- air conditioning
- return
- energy
- water
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 94
- 238000004378 air conditioning Methods 0.000 title claims abstract description 33
- 238000010438 heat treatment Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002093 peripheral effect Effects 0.000 description 2
- 238000010992 reflux Methods 0.000 description 2
- 238000005057 refrigeration Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- 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
- F24F5/0003—Exclusively-fluid systems
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/70—Control systems characterised by their outputs; Constructional details thereof
- F24F11/80—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air
- F24F11/83—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers
- F24F11/84—Control systems characterised by their outputs; Constructional details thereof for controlling the temperature of the supplied air by controlling the supply of heat-exchange fluids to heat-exchangers using valves
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F24—HEATING; RANGES; VENTILATING
- F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
- F24F11/00—Control or safety arrangements
- F24F11/62—Control or safety arrangements characterised by the type of control or by internal processing, e.g. using fuzzy logic, adaptive control or estimation of values
- F24F11/63—Electronic processing
- F24F11/65—Electronic processing for selecting an operating mode
-
- 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
- F24F5/0046—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 using natural energy, e.g. solar energy, energy from the ground
- F24F2005/006—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 using natural energy, e.g. solar energy, energy from the ground receiving heat-exchange fluid from the drinking or sanitary water supply circuit
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- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Combustion & Propulsion (AREA)
- Mechanical Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Sustainable Development (AREA)
- Life Sciences & Earth Sciences (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Fuzzy Systems (AREA)
- Mathematical Physics (AREA)
- Other Air-Conditioning Systems (AREA)
- Air Conditioning Control Device (AREA)
Abstract
The present invention discloses a kind of air-conditioning system, more particularly to three control central air conditioning water systems of a kind of energy cascade utilization, including double grade high pressure energy source stations, three control water circulation pipes, double source step Energy Saving Control valve group, air conditioning terminal, double grade high pressure energy source stations are sequentially connected the three control water circulation pipe, double source step Energy Saving Control valve group, air conditioning terminal, three control central air conditioning water systems of this energy cascade utilization, it is simple with the central air conditioning water system structure compared of the prior art, realize the cascade utilization of the energy, with more energy efficient, comfortably, the low advantage of operating cost.
Description
Technical field
The invention belongs to air conditioner technical fields, and in particular to a kind of three control central hollow water transfer of energy cascade utilization
System.
Background technology
The central air conditioning water system of the prior art is divided into two pipes system, three control, four-pipe system three types, wherein two pipes system system
System winter hot-water supply, summer supply cold water, and a kind of medium water of temperature is conveyed in identical pipeline, although system is simple,
But when meeting the big requirement of different zones in system, different periods, load variations simultaneously, the cascade utilization of the energy is cannot achieve,
System energy consumption is very big；Though existing three control system is respectively provided with the water supply pipe of two different temperatures, return water shares one
Pipeline can cause the energy loss that different temperatures return water mixes, operational efficiency low；Four-pipe system system different temperatures for return pipe
It is provided separately, becomes two sets of autonomous systems of different temperatures, though it is easy to adjust, it is suitable for the various change situation of room load,
And not the problem of not having the loss of return water mixed tensor, but its pipe-line system is complicated, and initial cost is high, and energy cascade utilization is inadequate,
Energy-saving effect is bad.
Invention content
The purpose of the present invention is to provide a kind of three control central air conditioning water systems of energy cascade utilization, using air-conditioning end
Subregion independence regulation and control model is held, while meeting different zones in total system, different periods, load with the requirement that need to change, is avoided
Return water mixed tensor loses, and realizes the cascade utilization of the energy, reaches not only comfortable but also energy-efficient purpose.
The present invention solution be：A kind of three control central air conditioning water systems of the energy cascade utilization, including it is double
Grade high pressure energy source station, three control water circulation pipes, double source step Energy Saving Control valve group, air conditioning terminal, double grades are high
Middle pressure energy source station includes in the high constant pressure water supply interface of high-grade, high-grade energy supply unit, high constant pressure cycle pump group, middle grade
Constant pressure recycles pump group, low pressure return interface, three control for return water double-purpose interface, middle grade energy supply unit, middle constant pressure
Water circulation pipe include in the high constant pressure water supply pipe of high-grade, middle grade constant pressure for return water two-purpose tube, low pressure return pipe, the double source
Step Energy Saving Control valve group is equipped with high pressure intake, high-pressure water inlet valve, for going back to double-purpose mouth, low pressure return valve, low pressure return mouth, institute
It states high pressure intake and is sequentially communicated high-pressure water inlet valve, for returning double-purpose mouth, the low pressure return mouth is sequentially communicated low pressure return valve, supplies
Double-purpose mouth is returned, the air conditioning terminal is equipped with filling pipe end, collector nozzle；The high-grade Gao Heng that double grade high pressure energy source stations are equipped with
Water supply interface, low pressure return interface are pressed, passes through the high constant pressure water supply pipe of high-grade of the three control water circulation pipe, low pressure respectively
Return pipe, the corresponding high pressure intake for being connected to the double source step Energy Saving Control valve group, low pressure return mouth, double grade senior middle schools
Constant pressure is for return water double-purpose interface in the middle grade that pressure energy source station is equipped with, by permanent in the middle grade of the three control water circulation pipe
Pressure is connected to the filling pipe end of the air conditioning terminal, the collector nozzle of the air conditioning terminal is connected to the double source step for return water two-purpose tube
Double-purpose mouth is returned in the confession of Energy Saving Control valve group peripheral hardware.
The present invention realizes energy cascade utilization, reaches comfortable energy-efficient method：Double grade high pressure energy source stations
The high constant pressure water supply interface of high-grade exports the high constant pressure water of high-grade, and constant pressure is in the output of return water double-purpose interface or reflux in middle grade
Constant pressure water in grade, the double source step Energy Saving Control valve group according to air conditioning terminal load variations, comfortable energy saving need to set：
High-grade pattern is selected, the high-pressure water inlet valve that is set in double source step Energy Saving Control valve group described in united opening closes the double source
The low pressure return valve set in step Energy Saving Control valve group, the high constant pressure water of high-grade pass sequentially through the three control water cycle
The high constant pressure water supply pipe of high-grade of pipeline, the high pressure intake of double source step Energy Saving Control valve group and high-pressure water inlet valve, double source ladder
Double-purpose mouth is returned in the confession of grade Energy Saving Control valve group, and it is cold to flow through the air conditioning terminal release（Heat）Amount, then passes through the three control water
Constant pressure is converged into for return water two-purpose tube in the middle grade that double grade high pressure energy source stations are equipped in the middle grade of circulation line
Constant pressure is for return water double-purpose interface；Or the height set in the double source step Energy Saving Control valve group is closed in the low-grade pattern of selection, linkage
It is pressed into water valve, opens the low pressure return valve set in the double source step Energy Saving Control valve group, constant pressure water in the middle grade passes through
It is cold to flow through the air conditioning terminal release for return water two-purpose tube for constant pressure in the middle grade of the three control water circulation pipe（Heat）Amount,
Double-purpose mouth, low pressure return valve, low pressure return mouth are returned in the confession for passing sequentially through the double source step Energy Saving Control valve group peripheral hardware, pass through institute
The low pressure return pipe for stating three control water circulation pipes converges into the low pressure return that double grade high pressure energy source stations are equipped with and connects
Mouthful；Or selection wind turbine pattern, linkage simultaneously close off the high-pressure water inlet valve set in the double source step Energy Saving Control valve group and low pressure
Back-water valve (BWV), the water in the air conditioning terminal stop that flowing, to stop release cold（Heat）Amount.
The high constant pressure water of high-grade of the high constant pressure water supply interface output of high-grade of double grade high pressure energy source stations, relatively
Constant pressure is preferably set for constant pressure water in the output of return water double-purpose interface or the middle grade to flow back, refrigeration season temperature difference in the middle grade
It is set to low 5 degree or more, heating season temperature difference is preferably set to high 5 degree or more.
Air conditioning terminal of the present invention can be applicable in fan coil, Fresh air handling units, water ring air-conditioning, grounding heat coil tube etc.
It is one or more of.
Beneficial effects of the present invention：Compared with the two pipes system system of the prior art, there is energy saving, comfortable, zonal control side
Just, the low advantage of operating cost；Compared with the four-pipe system system of the prior art, have it is more energy efficient, comfortable, pipe-line system is simple,
The advantage that initial cost is low, operating cost is low；Compared with three control systems of the prior art, the loss of return water mixed tensor is avoided,
The cascade utilization for realizing the energy, has the advantages that more energy efficient, comfortable, operating cost is low.
Description of the drawings：
Fig. 1 is a kind of structural schematic diagram of three control central air conditioning water system embodiments of energy cascade utilization of the present invention.
Specific implementation mode：
The specific implementation method of the present invention is described further with specific embodiment below, a kind of energy cascade utilization of the present invention
Three control central air conditioning water system embodiments it is as shown in Figure 1：Including double grade high pressure energy source stations 1, three control water-circulating pipes
Road 2, double source step Energy Saving Control valve group 3, air conditioning terminal 4, double grade high pressure energy source stations 1 include high-grade Gao Heng shown in Fig. 1
Constant pressure is for return water double-purpose interface in pressure water supply interface 15, high-grade energy supply unit 11, high constant pressure cycle pump group 12, middle grade
16, middle grade energy supply unit 13, middle constant pressure cycle pump group 14, low pressure return interface 17, three control water-circulating pipe shown in Fig. 1
Road 2 includes the high constant pressure water supply pipe 21 of high-grade, constant pressure is double shown in Fig. 1 for return water two-purpose tube 22, low pressure return pipe 23 in middle grade
Source step Energy Saving Control valve group 3 is equipped with high pressure intake 31, high-pressure water inlet valve 34, for returning double-purpose mouth 32, low pressure return valve 35, low
The mouth of a river 33 is pushed back, high pressure intake 31 shown in Fig. 1 is sequentially communicated high-pressure water inlet valve 34, for returning double-purpose mouth 32, low pressure return mouth 33
It is sequentially communicated low pressure return valve 35, for returning double-purpose mouth 32, the air conditioning terminal 4 is equipped with filling pipe end 41, collector nozzle 42, shown in Fig. 1
The high constant pressure water supply interface 15 of high-grade, low pressure return interface 17 pass through the high constant pressure water supply pipe 21 of high-grade, low pressure return pipe respectively
23, corresponding to be connected to high pressure intake 31, low pressure return mouth 33, constant pressure passes through middle grade for return water double-purpose interface 16 in middle grade
Middle constant pressure is connected to filling pipe end 41 for return water two-purpose tube 22, and the connection of collector nozzle 42 supplies back double-purpose mouth 32.
The technical solution of the embodiment of the present invention is：The high constant pressure water supply interface of the high-grades of double grade high pressure energy source stations 1 15
The high constant pressure water of high-grade is exported, constant pressure is for constant pressure water in grade in the output of return water double-purpose interface 16 or reflux, double source in middle grade
Step Energy Saving Control valve group 3 according to air conditioning terminal 4 load variations, comfortable, energy saving need to set：Select high-grade pattern, connection
Dynamic to open high-pressure water inlet valve 34, close low pressure return valve 35, the high constant pressure water of high-grade passes sequentially through the high constant pressure of high-grade and supplies
Water pipe 21, high pressure intake 31, high-pressure water inlet valve 34, for return double-purpose mouth 32, collector nozzle 42, flow into air conditioning terminal 4 discharge it is cold
（Heat）Amount through the outflow of filling pipe end 41, then flows through in middle grade constant pressure for return water two-purpose tube 22, converges into constant pressure in middle grade and supplies
Return water double-purpose interface 16；Or the low-grade pattern of selection, linkage closes high-pressure water inlet valve 34, opens low pressure return valve 35, in described
Constant pressure water in grade passes sequentially through in middle grade constant pressure for return water two-purpose tube 22, filling pipe end 41, flow through air conditioning terminal 4 discharge it is cold
（Heat）Amount flows out through collector nozzle 42, passes sequentially through and supply back double-purpose mouth 32, low pressure return valve 35, low pressure return mouth 33, low pressure return
Pipe 23 converges into low pressure return interface 17；Or selection wind turbine pattern, linkage close high-pressure water inlet valve 34 and close low pressure return valve
35, the water in air conditioning terminal 4 stops that flowing, to stop release cold（Heat）Amount.
The high constant pressure water of high-grade that the high constant pressure water supply interface 15 of high-grade of double grade high pressure energy source stations 1 exports,
Relative to constant pressure in middle grade for constant pressure water in the output of return water double-purpose interface 16 or the middle grade to flow back, refrigeration season temperature difference is preferred
It is set as low 5 degree or more, heating season temperature difference is preferably set to high 5 degree or more.
Claims (1)
1. a kind of three control central air conditioning water systems of energy cascade utilization, including double grade high pressure energy source stations, three control water
Circulation line, double source step Energy Saving Control valve group, air conditioning terminal, it is characterised in that the double source step Energy Saving Control valve group is equipped with
High pressure intake, high-pressure water inlet valve, for return double-purpose mouth, low pressure return valve, low pressure return mouth, the high pressure intake is sequentially communicated
The high-pressure water inlet valve, for return double-purpose mouth, the low pressure return mouth be sequentially communicated the low pressure return valve, for return double-purpose mouth, institute
State the collector nozzle for supplying back double-purpose mouth to be connected to the air conditioning terminal.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810298737.4A CN108444010A (en) | 2018-04-04 | 2018-04-04 | A kind of three control central air conditioning water systems of energy cascade utilization |
| PCT/CN2019/081347 WO2019192543A1 (en) | 2018-04-04 | 2019-04-03 | Three-control central air conditioning water system for energy cascade utilization |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810298737.4A CN108444010A (en) | 2018-04-04 | 2018-04-04 | A kind of three control central air conditioning water systems of energy cascade utilization |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108444010A true CN108444010A (en) | 2018-08-24 |
Family
ID=63199424
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810298737.4A Pending CN108444010A (en) | 2018-04-04 | 2018-04-04 | A kind of three control central air conditioning water systems of energy cascade utilization |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN108444010A (en) |
| WO (1) | WO2019192543A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108844165A (en) * | 2018-09-18 | 2018-11-20 | 中国建筑西北设计研究院有限公司 | A kind of large-scale centralized air-conditioning system with distributed cold and heat source |
| WO2019192543A1 (en) * | 2018-04-04 | 2019-10-10 | 李社红 | Three-control central air conditioning water system for energy cascade utilization |
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| EP0949459A2 (en) * | 1998-04-06 | 1999-10-13 | Diego Andrés Llop Merino | Air conditioning and hot or cold sanitary water production system |
| KR20050030245A (en) * | 2003-09-25 | 2005-03-30 | 김제석 | Dual heat pump system |
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| CN105588160A (en) * | 2014-10-21 | 2016-05-18 | 程宝华 | Central heating system enabling primary return water to be reutilized |
| CN208205290U (en) * | 2018-04-04 | 2018-12-07 | 李社红 | A kind of three control central air conditioning water systems of energy cascade utilization |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN205174624U (en) * | 2015-11-04 | 2016-04-20 | 杭州绿程节能科技有限公司 | Three control air conditioning system of double -cold -source |
| CN206338878U (en) * | 2016-12-08 | 2017-07-18 | 浙江陆特能源科技股份有限公司 | The warm and humid separation control device of double control of low-temperature receiver three |
| CN108444010A (en) * | 2018-04-04 | 2018-08-24 | 李社红 | A kind of three control central air conditioning water systems of energy cascade utilization |
-
2018
- 2018-04-04 CN CN201810298737.4A patent/CN108444010A/en active Pending
-
2019
- 2019-04-03 WO PCT/CN2019/081347 patent/WO2019192543A1/en active Application Filing
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0949459A2 (en) * | 1998-04-06 | 1999-10-13 | Diego Andrés Llop Merino | Air conditioning and hot or cold sanitary water production system |
| KR20050030245A (en) * | 2003-09-25 | 2005-03-30 | 김제석 | Dual heat pump system |
| CN101691960A (en) * | 2009-09-30 | 2010-04-07 | 广东美的电器股份有限公司 | Three-pipe heating and reclaiming air-conditioning system |
| JP2012057864A (en) * | 2010-09-09 | 2012-03-22 | Yamatake Corp | Device and method of controlling feed water temperature |
| CN103900184A (en) * | 2014-04-25 | 2014-07-02 | 荣国华 | Water cooling medium three-pipe refrigerating and heating air-conditioning system |
| CN105588160A (en) * | 2014-10-21 | 2016-05-18 | 程宝华 | Central heating system enabling primary return water to be reutilized |
| CN204757216U (en) * | 2015-06-09 | 2015-11-11 | 长沙麦融高科股份有限公司 | Two cold source computer lab air conditioning system |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019192543A1 (en) * | 2018-04-04 | 2019-10-10 | 李社红 | Three-control central air conditioning water system for energy cascade utilization |
| CN108844165A (en) * | 2018-09-18 | 2018-11-20 | 中国建筑西北设计研究院有限公司 | A kind of large-scale centralized air-conditioning system with distributed cold and heat source |
| CN108844165B (en) * | 2018-09-18 | 2023-12-05 | 中国建筑西北设计研究院有限公司 | Large-scale centralized air conditioning system with distributed cold and heat sources |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019192543A1 (en) | 2019-10-10 |
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