CN205174661U - Compound regional cooling heating system - Google Patents
Compound regional cooling heating system Download PDFInfo
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- CN205174661U CN205174661U CN201520917355.7U CN201520917355U CN205174661U CN 205174661 U CN205174661 U CN 205174661U CN 201520917355 U CN201520917355 U CN 201520917355U CN 205174661 U CN205174661 U CN 205174661U
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Abstract
The utility model discloses a compound regional cooling heating system, including three operating mode heat pump set, ordinary heat pump set, ice -reserving plate heat exchanger, ice -reserving groove, air conditioner water knockout drum, air conditioner water collector, user plate heat exchanger, user's secondary air conditioner circulating pump, terminal, the irrigated land source heat transfer system of user, its characterized in that: user plate heat exchanger, user's secondary air conditioner circulating pump, user's end connect gradually and constitute user circulation circuit, and user circulation circuit is connected with the air conditioner water collector through carrying the pipe network wet return through carrying the pipe -network water supply pipe to be connected with the air conditioner water knockout drum, air conditioner water knockout drum, air conditioner water collector, ice -reserving groove, ice -reserving plate heat exchanger, three operating mode heat pump set, ordinary heat pump set, irrigated land source heat transfer system connect into circulation circuit. The utility model discloses it is integrated with the ice cold -storage with the heat pump, provide and stabilize efficient central air -conditioning system, reduced the transport energy consumption, be particularly suitable for being applied to among the large -scale regional cooling heating system.
Description
Technical field
The utility model belongs to air-conditioning technical field, is specifically related to a kind of regional cooling and heating system adopting heat pump and the compound mode of ice conserve cold.
Background technology
District cooling and heating technology is because its scale is energy-conservation and economic benefit obtains accreditation; particularly be widely applied in industrial district and park building; along with the development of the renewable energy technologies such as water earth source heat pump, there is the trial of heat-pump-type district cooling and heating hybrid systems in the Yangtze river basin.
In common energy supplying system, low-temperature receiver and thermal source are provided separately, low-temperature receiver many employings handpiece Water Chilling Units, and ice conserve cold often combines with handpiece Water Chilling Units.For heat-pump-type regional cooling and heating system, need merge can cooling again can the heat pump of heat supply, make energy supply system more complicated, how effectively to solve heat pump and ice conserve cold in conjunction with problem, simplify system form, become the technical problem of regional cooling and heating system exploitation.
Utility model content
The utility model provides a kind of heat pump and ice conserve cold combined type regional cooling and heating system, is effectively combined by water earth source heat pump with ice storage unit, to reach the object reducing conveying energy consumption and the application of scale regenerative resource.For realizing above object.The utility model provides following technical scheme:
A kind of compound regional cooling and heating system, comprise three operating mode source pump 1, ordinary hot pump assembly 2, ice-reserving plate type heat exchanger 5, Ice Storage Tank 6, air-conditioning water knockout trap 9, air-conditioner water collector 10, user's plate type heat exchanger 11, user's secondary air-conditioning circulating pump 12, user's end 13, source, water ground heat-exchange system 16, it is characterized in that: described user's plate type heat exchanger 11, user's secondary air-conditioning circulating pump 12, user's end 13 connects and composes user's closed circuit successively, user's closed circuit is connected with air-conditioning water knockout trap 9 by transmission pipeline network feed pipe 14, be connected with air-conditioner water collector 10 by transmission pipeline network return pipe 15, source, air-conditioning water knockout trap 9, air-conditioner water collector 10, Ice Storage Tank 6, ice-reserving plate type heat exchanger 5, three operating mode source pump 1, ordinary hot pump assembly 2, water ground heat-exchange system 16 connects into closed circuit, source, water ground heat-exchange system 16 export pipeline is provided with source, water ground circulating pump 4, the export pipeline of ice-reserving plate type heat exchanger 5 and three operating mode source pump 1 is provided with ice-reserving circulating pump 3, Ice Storage Tank 6 and the export pipeline of air-conditioning water knockout trap 9 are provided with air-conditioning circulating pump 8, and Ice Storage Tank 6 is provided with ice-reserving heat exchange coil 26.
Preferably, the import and export pipeline of source, described water ground heat-exchange system 16 is provided with transfer valve 17 and 18 in season; The import and export pipeline of three described operating mode source pump 1 is provided with transfer valve 19 and 20 in season, described Ice Storage Tank 6 and the export pipeline of air-conditioning circulating pump 8 is provided with transfer valve 25 in season.
Preferably, the import and export pipeline of described ice-reserving plate type heat exchanger 5 is provided with operating mode transfer valve 21 and 22; The import and export pipeline of described Ice Storage Tank 6 is provided with operating mode transfer valve 23 and 24.
Preferably, described ice-reserving plate type heat exchanger 5 and the export pipeline of ice-reserving circulating pump 3 arrange level pressure liquid supply device 27; Described Ice Storage Tank 6 and the export pipeline of air-conditioning circulating pump 8 are provided with constant pressure water compensation apparatus 28.
Based on above technical scheme, the utility model has following beneficial effect:
One's respective area cold and heat supply system globe area water earth source heat pump and ice conserve cold two power-saving technologies, and system is simple, reliable, efficient, wherein heat pump main frame and ice groove are connected in series, improve the air conditioner cold and hot water conveying temperature difference, the utility model solves utilization of new energy resources and high two technical problems of conveying energy consumption of district cooling and heating technology.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model regional cooling and heating system.
Description of reference numerals: 1-tri-operating mode source pump; 2-ordinary hot pump assembly; 3-ice-reserving circulating pump; Source, 4-water ground circulating pump; 5-ice-reserving plate type heat exchanger; 6-Ice Storage Tank; 7-water replanishing device; 8-air-conditioning circulating pump; 9-air-conditioning water knockout trap; 10-air-conditioner water collector; 11-user's plate type heat exchanger; 12-user's secondary air-conditioning circulating pump; 13-user's end; 14-transmission pipeline network feed pipe; 15-transmission pipeline network return pipe; Source, 16-water ground heat-exchange system; 17,18,19,20,25-transfer valve in season; 21,22-operating mode transfer valve; 23,24 operating mode transfer valves; 26 ice-reserving heat exchange coils; 27 level pressure liquid supply devices; 28 constant pressure water compensation apparatus.
Detailed description of the invention
Below in conjunction with specific embodiment, set forth the utility model further.Should be understood that embodiment is only not used in restriction scope of the present utility model for illustration of the utility model.In addition should be understood that those skilled in the art can make various change or amendment to the utility model, and these equivalent form of values fall within the application's claims limited range equally after the content of having read the utility model instruction.
Fig. 1 is the structural representation of the utility model regional cooling and heating system.As shown in Figure 1, a kind of heat pump and the compound regional cooling and heating system of ice conserve cold, comprise user's heat exchanger 11, user's secondary air-conditioning circulating pump 12, user's end 13, transmission pipeline network feed pipe 14, transmission pipeline network return pipe 15, user's end 13 outlet is connected with the import of user's secondary air-conditioning circulating pump 12, the outlet of user's secondary air-conditioning circulating pump 12 is connected with user's heat exchanger 11 import, user's heat exchanger 11 outlet is connected with user's end 13 import, form a closed cycle loop, this closed circuit is user's interface device and user's air-conditioning heating loop, air-conditioning circulating pump 12 is transported to the air conditioning terminal in each room of user the cold and hot amount that plate type heat exchanger 11 heat exchange obtains, regulate the humiture in room, to meet the comfortableness requirement of each user.
Source, air-conditioning water knockout trap 9, air-conditioner water collector 10, Ice Storage Tank 6, ice-reserving plate type heat exchanger 5, three operating mode source pump 1, ordinary hot pump assembly 2, water ground heat-exchange system 16 connects into closed circuit; Source, water ground heat-exchange system 16 export pipeline is provided with source, water ground circulating pump 4; The export pipeline of ice-reserving plate type heat exchanger 5 and three operating mode source pump 1 is provided with ice-reserving circulating pump 3; Ice Storage Tank 6 and the export pipeline of air-conditioning water knockout trap 9 are provided with air-conditioning circulating pump 8, and Ice Storage Tank 6 is provided with ice-reserving heat exchange coil 26; Ice-reserving plate type heat exchanger 5 and the export pipeline of ice-reserving circulating pump 3 arrange level pressure liquid supply device 27; Ice Storage Tank 6 and the export pipeline of air-conditioning circulating pump 8 are provided with constant pressure water compensation apparatus 28.
Regional cooling and heating system comprises transfer valve 17,18,19,20,25 in season, adopts Hand-operated butterfly valve;
Regional cooling and heating system comprises operating mode transfer valve 21,22,23,24, adopts electronic on-off valve.
Operating condition is as follows:
1, summer condition: season, transfer valve 17,19 was opened, season, transfer valve 18,20 cut out.Summer condition can be divided into Xu Yuanzhong and release cold cooling operating mode.
(1) Xu Yuanzhong: operating mode transfer valve 21 is opened, three operating mode source pump 1 form Xu Yuanzhong with ice-reserving plate type heat exchanger 5, ice bank 6, ice-reserving heat exchange coil 26, the evaporator outlet of three operating mode units 1 is connected with ice-reserving heat exchange coil 26 import, ice-reserving heat exchange coil 26 exports and is connected with ice-reserving circulating pump 3 import, ice-reserving water pump 3 exports and is connected with three operating mode source pump 1 evaporators, composition ice-reserving loop.During evening in summer low ebb electricity price, this operating mode stores cold with ice-reserving form, standard ice-reserving temperature case-5.6 DEG C/-0.5 DEG C.Working medium in described Xu Yuanzhong loop adopts ethylene glycol anti-freezing solution.
(2) cold cooling operating mode is released: season, transfer valve 25 was opened, operating mode transfer valve 24 standard-sized sheet.The backwater in user's cold and heat supply loop is connected with air-conditioner water collector 10 import from the side outlet of user's heat exchanger 11 by transmission pipeline network return pipe 15, air-conditioner water collector 10 exports with the ice-reserving plate type heat exchanger 5 of corresponding three operating mode source pump 1 while of outlet, ordinary hot pump assembly 2 exports and is connected, Ice Storage Tank outlet is connected with the import of air-conditioning circulating pump 8, and air-conditioning circulating pump 8 is exported and is connected with user's heat exchanger 11 import by transmission pipeline network feed pipe 14.Under this operating mode, 12 DEG C, user's air-conditioning backwater after main frame cools to 6 DEG C, then cools to 1 DEG C further through Ice Storage Tank, and the conveying temperature difference reaches 10 DEG C.
2, winter condition: season, transfer valve 17,19,25 cut out, season, transfer valve 18,20 was opened; Operating mode transfer valve 23 cuts out, and operating mode transfer valve 23,24 is according to end workload demand controlling opening of valve.The backwater in user's cold and heat supply loop is connected with water collector 10 import from the side outlet of user's heat exchanger 11 by conveying feed pipe 15, air-conditioner water collector 10 exports and is connected with the outlet of the corresponding condensator outlet of three operating mode source pump 1, the condenser of ordinary hot pump assembly 2 simultaneously, afterwards both outlet connect with control valve 24 bypass pipe, band control valve 23 Ice Storage Tank 6, be connected with air-conditioning circulating pump 8 import, air-conditioning circulating pump 8 is exported and is connected with user's heat exchanger 11 import by conveying feed pipe 14 again.
Release cold cooling operating mode, winter condition employing constant pressure water compensation apparatus 28 carrys out constant pressure supply water, described Xu Yuanzhong adopts level pressure liquid supply device 27 to carry out level pressure fluid infusion.
Claims (4)
1. a compound regional cooling and heating system, comprise three operating mode source pump (1), ordinary hot pump assembly (2), ice-reserving plate type heat exchanger (5), Ice Storage Tank (6), air-conditioning water knockout trap (9), air-conditioner water collector (10), user's plate type heat exchanger (11), user's secondary air-conditioning circulating pump (12), user's end (13), water source heat-exchange system, ground (16), it is characterized in that: described user's plate type heat exchanger (11), user's secondary air-conditioning circulating pump (12), user's end (13) connects and composes user's closed circuit successively, user's closed circuit is connected with air-conditioning water knockout trap (9) by transmission pipeline network feed pipe (14), be connected with air-conditioner water collector (10) by transmission pipeline network return pipe (15), air-conditioning water knockout trap (9), air-conditioner water collector (10), Ice Storage Tank (6), ice-reserving plate type heat exchanger (5), three operating mode source pump (1), ordinary hot pump assembly (2), water source heat-exchange system, ground (16) connect into closed circuit, source, water ground heat-exchange system (16) export pipeline is provided with water source circulating pump, ground (4), ice-reserving plate type heat exchanger (5) and the export pipeline of three operating mode source pump (1) are provided with ice-reserving circulating pump (3), Ice Storage Tank (6) and the export pipeline of air-conditioning water knockout trap (9) are provided with air-conditioning circulating pump (8), and Ice Storage Tank (6) is provided with ice-reserving heat exchange coil (26).
2. compound regional cooling and heating system according to claim 1, is characterized in that: the import and export pipeline of described water source heat-exchange system, ground (16) is provided with transfer valve in season (17,18); The import and export pipeline of three described operating mode source pump (1) is provided with transfer valve in season (19,20), described Ice Storage Tank (6) and the export pipeline of air-conditioning circulating pump (8) are provided with transfer valve in season (25).
3. compound regional cooling and heating system according to claim 2, is characterized in that: the import and export pipeline of described ice-reserving plate type heat exchanger (5) is provided with operating mode transfer valve (21,22); The import and export pipeline of described Ice Storage Tank (6) is provided with operating mode transfer valve (23,24).
4. compound regional cooling and heating system according to claim 3, is characterized in that: described ice-reserving plate type heat exchanger (5) and the export pipeline of ice-reserving circulating pump (3) arrange level pressure liquid supply device (27); Described Ice Storage Tank (6) and the export pipeline of air-conditioning circulating pump (8) are provided with constant pressure water compensation apparatus (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520917355.7U CN205174661U (en) | 2015-11-17 | 2015-11-17 | Compound regional cooling heating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520917355.7U CN205174661U (en) | 2015-11-17 | 2015-11-17 | Compound regional cooling heating system |
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| Publication Number | Publication Date |
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| CN205174661U true CN205174661U (en) | 2016-04-20 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201520917355.7U Expired - Fee Related CN205174661U (en) | 2015-11-17 | 2015-11-17 | Compound regional cooling heating system |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106288577A (en) * | 2016-10-08 | 2017-01-04 | 华南理工大学建筑设计研究院 | A kind of multiple-energy-source big temperature difference district cooling device |
| CN108895587A (en) * | 2018-08-14 | 2018-11-27 | 中节能城市节能研究院有限公司 | A kind of series-parallel heat pump is double to store energy supplying system |
| CN112212429A (en) * | 2020-09-24 | 2021-01-12 | 西安工程大学 | Low-energy-consumption air conditioner cooling system based on evaporative cooling and seasonal cold storage |
| CN112648694A (en) * | 2020-12-28 | 2021-04-13 | 华南理工大学建筑设计研究院有限公司 | Distributed energy storage air conditioning system |
| CN115585496A (en) * | 2022-09-28 | 2023-01-10 | 清华大学 | Energy supply system and method driven by hot water stored in cross-season mode |
| 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
- 2015-11-17 CN CN201520917355.7U patent/CN205174661U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106288577A (en) * | 2016-10-08 | 2017-01-04 | 华南理工大学建筑设计研究院 | A kind of multiple-energy-source big temperature difference district cooling device |
| CN106288577B (en) * | 2016-10-08 | 2022-05-03 | 华南理工大学建筑设计研究院有限公司 | Multi-energy large-temperature-difference area cooling device |
| CN108895587A (en) * | 2018-08-14 | 2018-11-27 | 中节能城市节能研究院有限公司 | A kind of series-parallel heat pump is double to store energy supplying system |
| CN108895587B (en) * | 2018-08-14 | 2023-09-26 | 中节能城市节能研究院有限公司 | Series-parallel connection heat pump double-storage energy supply system |
| CN112212429A (en) * | 2020-09-24 | 2021-01-12 | 西安工程大学 | Low-energy-consumption air conditioner cooling system based on evaporative cooling and seasonal cold storage |
| CN112648694A (en) * | 2020-12-28 | 2021-04-13 | 华南理工大学建筑设计研究院有限公司 | Distributed energy storage air conditioning system |
| CN115585496A (en) * | 2022-09-28 | 2023-01-10 | 清华大学 | Energy supply system and method driven by hot water stored in cross-season mode |
| 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 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: 210012 Jiangsu, Nanjing, Yuhuatai District, software Avenue, building 8, building 5, floor 119 Patentee after: Jiangsu Green Building Design Institute Co., Ltd. Address before: 210000 Jiangsu, Nanjing, Yuhuatai District, software Avenue, building 8, building 5, floor 119 Patentee before: JIANGSU LYUSE DOUJIAN ENGINEERING CONSULTING CO., LTD. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160420 Termination date: 20191117 |