CN204555419U - Air-conditioning system - Google Patents
Air-conditioning system Download PDFInfo
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- CN204555419U CN204555419U CN201520146641.8U CN201520146641U CN204555419U CN 204555419 U CN204555419 U CN 204555419U CN 201520146641 U CN201520146641 U CN 201520146641U CN 204555419 U CN204555419 U CN 204555419U
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- cold
- heat exchanger
- heat exchange
- hot
- conditioning system
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- 238000004378 air conditioning Methods 0.000 title claims abstract description 58
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 57
- 239000007788 liquid Substances 0.000 claims description 44
- 238000005057 refrigeration Methods 0.000 claims description 8
- 238000010438 heat treatment Methods 0.000 claims description 6
- 238000000926 separation method Methods 0.000 claims description 3
- 230000005611 electricity Effects 0.000 abstract description 9
- 239000003507 refrigerant Substances 0.000 description 7
- 238000007599 discharging Methods 0.000 description 6
- 238000004146 energy storage Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000001816 cooling Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000005338 heat storage Methods 0.000 description 1
- 230000003020 moisturizing effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
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- 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
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/70—Efficient control or regulation technologies, e.g. for control of refrigerant flow, motor or heating
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- Other Air-Conditioning Systems (AREA)
Abstract
The utility model discloses a kind of air-conditioning system, comprise the major loop connected successively by compressor, outdoor interchanger, expansion valve and shell and tube exchanger, and the minor loop to be connected successively by compressor, outdoor interchanger, expansion valve and cold-storage/hot heat exchange pond, air-conditioning system also comprises the indoor end heat exchanger be communicated with described shell and tube exchanger and cold-storage/hot heat exchange pond respectively, shell and tube exchanger is used for carrying out heat exchange to the cold-producing medium in major loop, and provides cold or heat for indoor end heat exchanger; Cold-storage/hot heat exchange pond is used for carrying out heat exchange and storage power to the cold-producing medium in minor loop, and provides cold or heat for indoor end heat exchanger.The air-conditioning system that the utility model provides, can, under Peak power use environment, when off-premises station is in stopped status, utilize cold-storage/hot heat exchange pond to carry out heat exchange, thus effectively can not only utilize energy, can also reduce the electricity charge burden of user.
Description
Technical field
The utility model relates to refrigeration technology field, particularly relates to a kind of air-conditioning system.
Background technology
Traditional wind cooling cold and hot water module machine central air conditioner system is by compressor, cross valve, outdoor interchanger, heating power expansion valve throttling arrangement, shell and tube exchanger, gas-liquid separator forms, its refrigeration work flow process is: compressor → cross valve → outdoor interchanger → heating power expansion valve throttling → shell and tube exchanger → cross valve → gas-liquid separator → compressor, but at least there is following shortcoming in such a system: when indoor set is not opened at full capacity, the excess energy of off-premises station oepration at full load cannot store, so not only cause the waste of energy, but also the electricity charge burden of meeting adding users.
Utility model content
Main purpose of the present utility model is to provide a kind of air-conditioning system; be intended to indoor set when not opening at full capacity; the excess energy of off-premises station oepration at full load is stored; and make described air-conditioning system under Peak power use environment; when off-premises station is in stopped status; utilize cold-storage/hot heat exchange pond to carry out heat exchange, thus effectively can not only utilize energy, the electricity charge burden of user can also be reduced.
For achieving the above object, the utility model provides a kind of air-conditioning system, described air-conditioning system comprises by compressor, outdoor interchanger, the major loop that expansion valve and shell and tube exchanger connect successively, and by described compressor, outdoor interchanger, the minor loop that expansion valve and cold-storage/hot heat exchange pond connect successively, described air-conditioning system also comprises the indoor end heat exchanger be communicated with described shell and tube exchanger and described cold-storage/hot heat exchange pond respectively, described shell and tube exchanger is used for carrying out heat exchange to the cold-producing medium in described major loop, and provide cold or heat for described indoor end heat exchanger, described cold-storage/hot heat exchange pond is used for carrying out heat exchange and storage power to the cold-producing medium in described minor loop, and provides cold or heat for described indoor end heat exchanger.
Preferably, described cold-storage/hot heat exchange pond comprises the first container cavity and is located at the heat exchanger tube in described first container cavity, and one end of described heat exchanger tube is communicated with described expansion valve, and the other end is communicated with described compressor.
Preferably, one end that described heat exchanger tube is connected with described expansion valve is provided with the first magnetic valve, the other end that described heat exchanger tube is connected with described compressor is provided with the second magnetic valve, guides described cold-producing medium to circulate along described major loop when described first magnetic valve and/or described second magnetic valve are in closed condition; When described first magnetic valve and described second magnetic valve are all in open mode, described in leader, cold-producing medium circulates along described minor loop.
Preferably, described major loop also comprises the 3rd magnetic valve being communicated with described compressor and described shell and tube exchanger, and described 3rd magnetic valve is used for the circulation ending described major loop when being in closed condition, and guides described cold-producing medium to circulate along described minor loop.
Preferably, described air-conditioning system also comprises the hot and cold water heat exchanger be communicated with described cold-storage/hot heat exchange pond and described indoor end heat exchanger respectively, described hot and cold water heat exchanger comprises the second container cavity and is located at the hot and cold tube in described second container cavity, described second container cavity is for receiving the liquid through heat exchange flowed out from described first container cavity, and described hot and cold tube is used for carrying out heat exchange with described liquid and providing cold or heat for described indoor end heat exchanger.
Preferably, described cold-storage/pass through two pipeline communications between hot heat exchange pond and described hot and cold water heat exchanger, one of them pipeline is provided with water pump, described water pump be used for by from described first container cavity in the second container cavity described in the liquid suction of heat exchange, another pipeline be used for by described second container cavity through the first container cavity described in the liquid blowback of heat exchange.
Preferably, described air-conditioning system also comprises and is communicated with described shell and tube exchanger and indoor end heat exchanger and the water tank being communicated with described hot and cold water heat exchanger and indoor end heat exchanger respectively, and described water tank is for being provided in the liquid that to carry out between described shell and tube exchanger and indoor end heat exchanger circulating and being provided in the liquid carrying out between described hot and cold water heat exchanger and indoor end heat exchanger circulating.
Preferably, described indoor end heat exchanger is by shell and tube exchanger described in the first pipeline connection, and described indoor end heat exchanger is by hot and cold water heat exchanger described in the second pipeline connection; Described first pipeline comprises the 4th magnetic valve being located at the exit of described water tank connected successively, the 5th magnetic valve being located at described shell and tube exchanger side and is located at the second water pump of described indoor end heat exchanger side, and described second pipeline comprises described 4th magnetic valve connected successively, the 6th magnetic valve being located at described hot and cold water heat exchanger side and described second water pump.
Preferably, described air-conditioning system also comprises the gas-liquid separator be communicated with described compressor, cold-storage/hot heat exchange pond and/or shell and tube exchanger respectively, and described gas-liquid separator is used for carrying out gas-liquid separation to the cold-producing medium flowing back to described compressor.
Preferably, described major loop also comprises the cross valve be connected with described compressor, outdoor interchanger, gas-liquid separator and cold-storage/hot heat exchange pond respectively, and described cross valve is for switching refrigeration mode and the heating mode of described air-conditioning system.
The utility model is by arranging the minor loop connected successively by described compressor, outdoor interchanger, expansion valve and cold-storage/hot heat exchange pond, and the indoor end heat exchanger to be communicated with described cold-storage/hot heat exchange pond, utilize described cold-storage/hot heat exchange pond the cold-producing medium in described minor loop will to be carried out to heat exchange and storage power.Like this; when indoor set is not opened at full capacity; the excess energy of off-premises station oepration at full load can be stored; and make described air-conditioning system under Peak power use environment; when off-premises station is in stopped status; utilize cold-storage/hot heat exchange pond to carry out heat exchange by the energy transferring of described cold-storage/hot heat exchange pond storage to described indoor end heat exchanger, thus effectively can not only utilize energy, the electricity charge burden of user can also be reduced.
Accompanying drawing explanation
Fig. 1 is the cooling flow schematic diagram opened at full capacity of the utility model air-conditioning system one embodiment;
Fig. 2 is the cooling flow schematic diagram that the sub-load of the utility model air-conditioning system one embodiment is opened;
Fig. 3 be the utility model air-conditioning system one embodiment independent cold-storage schematic flow sheet;
Fig. 4 be the utility model air-conditioning system one embodiment open at full capacity heat schematic flow sheet;
Fig. 5 be the utility model air-conditioning system one embodiment sub-load open heat schematic flow sheet;
Fig. 6 be the utility model air-conditioning system one embodiment independent accumulation of heat schematic flow sheet.
The realization of the utility model object, functional characteristics and advantage will in conjunction with the embodiments, are described further with reference to accompanying drawing.
Detailed description of the invention
Should be appreciated that specific embodiment described herein only in order to explain the utility model, and be not used in restriction the utility model.
The utility model provides a kind of air-conditioning system, with reference to Fig. 1-Fig. 6, in one embodiment, described air-conditioning system comprises the major loop connected successively by compressor 1, outdoor interchanger 2, expansion valve 40 and shell and tube exchanger 3, and the minor loop connected successively by described compressor 1, outdoor interchanger 2, expansion valve 40 and cold-storage/hot heat exchange pond 5.Wherein, described compressor 1 is for providing the gaseous refrigerant of HTHP for described major loop or minor loop, described expansion valve 40 is for maintaining the pressure balance of described air-conditioning system.Described air-conditioning system also comprises the indoor end heat exchanger 6 be communicated with described shell and tube exchanger 3 and described cold-storage/hot heat exchange pond 5 respectively, described shell and tube exchanger 3 for carrying out heat exchange to the cold-producing medium in described major loop, and provides cold or heat for described indoor end heat exchanger 6.Described cold-storage/hot heat exchange pond 5, for carrying out heat exchange to the cold-producing medium in described minor loop and storage power, with under Peak power use environment, when off-premises station is in stopped status, still can provide cold or heat for described indoor end heat exchanger 6.
Be understandable that, described air-conditioning system also comprises the gas-liquid separator 4 be communicated with described compressor 1, cold-storage/hot heat exchange pond 5 and/or shell and tube exchanger 3 respectively, described gas-liquid separator 4 for carrying out gas-liquid separation to the cold-producing medium flowing back to described compressor 1, and prevents liquid hit phenomenon.
Be understandable that, described air-conditioning system is also included in the cross valve 7 be connected with described compressor 1, outdoor interchanger 2, gas-liquid separator 4 and cold-storage/hot heat exchange pond 5 respectively in described major loop, and described cross valve 7 is for switching refrigeration mode and the heating mode of air-conditioning system.
Should be understood that, in the present embodiment, shell and tube exchanger 3 and the indoor end heat exchanger 6 of described air-conditioning system belong to indoor set, and other structures, as compressor 1, outdoor interchanger 2, expansion valve 40, gas-liquid separator 4 and cold-storage/hot heat exchange pond 5 etc. all belongs to off-premises station.
The utility model is by arranging the minor loop connected successively by described compressor 1, outdoor interchanger 2, expansion valve 40, cold-storage/hot heat exchange pond 5 and gas-liquid separator 4; and the indoor end heat exchanger 6 to be communicated with described cold-storage/hot heat exchange pond 5; described cold-storage/hot heat exchange pond 5 is utilized to carry out heat exchange and storage power to the cold-producing medium in described minor loop; with under Peak power use environment; when off-premises station is in stopped status, still can provide cold or heat for described indoor end heat exchanger 6.Like this; when indoor set is not opened at full capacity; the excess energy of off-premises station oepration at full load can be stored; and make described air-conditioning system under Peak power use environment; when off-premises station is in stopped status; utilize cold-storage/hot heat exchange pond 5 to carry out heat exchange by the energy transferring of described cold-storage/hot heat exchange pond storage to described indoor end heat exchanger 6, thus effectively can not only utilize energy, the electricity charge burden of user can also be reduced.
Further, described cold-storage/hot heat exchange pond 5 comprises the first container cavity 51 and is located at the heat exchanger tube 52 in described first container cavity 51.One end of described heat exchanger tube 52 is communicated with described expansion valve 40, and the other end is communicated with described compressor 1.In this preferred embodiment, in described first container cavity 51, load bearing fluid is as water, certainly in other embodiments, and can choose reasonable is suitable according to actual needs liquid.In addition, described heat exchanger tube 52 back and forth bending is coiled to form, and so, can increase the area that the cold-producing medium in described heat exchanger tube 52 and the liquid in described first container cavity 51 carry out heat exchange, thus improve cold-storage or the heat storage capacity in described cold-storage/hot heat exchange pond 5.Be understandable that, described cold-storage/hot heat exchange pond 5 is also connected with an inlet (not shown), connect feed tube in addition and to liquid make-up in described cold-storage/hot heat exchange pond 5, and carry out heat exchange with the cold-producing medium flowed in described heat exchanger tube 52.
In this preferred embodiment, one end that described heat exchanger tube 52 is connected with described expansion valve 40 is provided with the first magnetic valve 10, one end that described heat exchanger tube 52 is connected with described cross valve 7 is provided with the second magnetic valve 20, and described major loop also comprises the 3rd magnetic valve 30 being communicated with described cross valve 7 and described shell and tube exchanger 3.Described first magnetic valve 10, second magnetic valve 20 and the 3rd magnetic valve 30 are for controlling the flow direction of cold-producing medium, specific as follows:
For described cross valve 7 switch described air-conditioning system be in refrigeration mode time,
1, with reference to Fig. 1, close at described first magnetic valve 10 and/or the second magnetic valve 20, and the 3rd magnetic valve 30 is when opening, the high temperature and high pressure gaseous refrigerant of discharging in described compressor 1 is introduced into described outdoor interchanger 2 through described cross valve 7 and carries out heat exchange, then successively through described expansion valve 40, shell and tube exchanger 3, 3rd magnetic valve 30, cross valve 7 and gas-liquid separator 4 flow back to described compressor 1, carry out heat exchange when cold-producing medium flows into described shell and tube exchanger 3 and transmit its energy to described indoor end heat exchanger 6, and then provide cold wind for indoor environment.Now, the cold-storage/hot heat exchange pond 5 of described air-conditioning system does not possess the function of storage power.
2, with reference to Fig. 2, at described first magnetic valve 10, when second magnetic valve 20 and the 3rd magnetic valve 30 are all in open mode, the high temperature and high pressure gaseous refrigerant of discharging in described compressor 1 is introduced into described outdoor interchanger 2 through described cross valve 7 and carries out heat exchange, then the cold-producing medium flowed out through described expansion valve 40 is divided into two-way, wherein a road cold-producing medium is successively through described shell and tube exchanger 3, 3rd magnetic valve 30, cross valve 7 and gas-liquid separator 4 flow back to described compressor 1, carry out heat exchange when cold-producing medium flows into described shell and tube exchanger 3 and transmit its energy to described indoor end heat exchanger 6, and then provide cold wind for indoor environment, another road cold-producing medium flows back to described compressor 1 through described first magnetic valve 10, cold-storage/hot heat exchange pond 5, second magnetic valve 20, cross valve 7 and gas-liquid separator 4 successively, carries out heat exchange and when cold-producing medium flows into the heat exchanger tube 52 in described cold-storage/hot heat exchange pond 5 by energy storage in described first container cavity 51.Now, air-conditioning system can refrigeration while storage power.When peak of power consumption off-premises station is shut down, the energy that described cold-storage/hot heat exchange pond 5 just can be utilized to store and provide enough colds for indoor environment, thus effectively can not only utilize energy, the electricity charge burden of user can also be reduced.
3, with reference to Fig. 3, open at described first magnetic valve 10 and the second magnetic valve 20, and the 3rd magnetic valve 30 is when cutting out, the high temperature and high pressure gaseous refrigerant of discharging in described compressor 1 is introduced into described outdoor interchanger 2 through described cross valve 7 and carries out heat exchange, then successively through described expansion valve 40, first magnetic valve 10, cold-storage/hot heat exchange pond 5, second magnetic valve 20, cross valve 7 and gas-liquid separator 4 flow back to described compressor 1, heat exchange is carried out and by energy storage in described first container cavity 51 when cold-producing medium flows into the heat exchanger tube 52 in described cold-storage/hot heat exchange pond 5.Now; air-conditioning system is in the process of storage power, when peak of power consumption off-premises station is shut down, and the energy that described cold-storage/hot heat exchange pond 5 just can be utilized to store and provide enough colds for indoor environment; thus effectively can not only utilize energy, the electricity charge burden of user can also be reduced.
For described cross valve 7 switch described air-conditioning system be in heating mode time,
1, with reference to Fig. 4, close at described first magnetic valve 10 and/or the second magnetic valve 20, and the 3rd magnetic valve 30 is when opening, the high temperature and high pressure gaseous refrigerant of discharging in described compressor 1 enters shell and tube exchanger 3 through described cross valve 7 and described 3rd magnetic valve 30, and successively through described expansion valve 40 after shell and tube exchanger 3 carries out heat exchange, outdoor interchanger 2, cross valve 7 and gas-liquid separator 4 flow back to described compressor 1, carry out heat exchange when cold-producing medium flows into described shell and tube exchanger 3 and transmit its energy to described indoor end heat exchanger 6, and then provide hot blast for indoor environment.Now, the cold-storage/hot heat exchange pond 5 of described air-conditioning system does not possess the function of storage power.
2, with reference to Fig. 5, at described first magnetic valve 10, when second magnetic valve 20 and the 3rd magnetic valve 30 are all in open mode, the cold-producing medium that the high temperature and high pressure gaseous refrigerant of discharging in described compressor 1 flows out through described cross valve 7 is divided into two-way, wherein a road cold-producing medium is successively through described 3rd magnetic valve 30, shell and tube exchanger 3, expansion valve 40, outdoor interchanger 2, cross valve 7 and gas-liquid separator 4 flow back to described compressor 1, carry out heat exchange when cold-producing medium flows into described shell and tube exchanger 3 and transmit its energy to described indoor end heat exchanger 6, and then provide hot blast for indoor environment, another road cold-producing medium flows back to described compressor 1 through described second magnetic valve 20, cold-storage/hot heat exchange pond 5, first magnetic valve 10, expansion valve 40, outdoor interchanger 2, cross valve 7 and gas-liquid separator 4 successively, carries out heat exchange and when cold-producing medium flows into the heat exchanger tube 52 in described cold-storage/hot heat exchange pond 5 by energy storage in described first container cavity 51.Now, air-conditioning system can refrigeration while storage power.When peak of power consumption off-premises station is shut down, the energy that described cold-storage/hot heat exchange pond 5 just can be utilized to store and provide enough heats for indoor environment, thus effectively can not only utilize energy, the electricity charge burden of user can also be reduced.
3, with reference to Fig. 6, open at described first magnetic valve 10 and the second magnetic valve 20, and the 3rd magnetic valve 30 is when cutting out, the high temperature and high pressure gaseous refrigerant of discharging in described compressor 1 enters described cold-storage/hot heat exchange pond 5 through described cross valve 7, second magnetic valve 20 and carries out heat exchange, then flow back to described compressor 1 through described first magnetic valve 10, expansion valve 40, outdoor interchanger 2, cross valve 7 and gas-liquid separator 4 successively, carry out heat exchange when cold-producing medium flows into the heat exchanger tube 52 in described cold-storage/hot heat exchange pond 5 and by energy storage in described first container cavity 51.Now; air-conditioning system is in the process of storage power, when peak of power consumption off-premises station is shut down, and the energy that described cold-storage/hot heat exchange pond 5 just can be utilized to discharge and provide enough heats for indoor environment; thus effectively can not only utilize energy, the electricity charge burden of user can also be reduced.
Further, described air-conditioning system also comprises the hot and cold water heat exchanger 8 be communicated with described cold-storage/hot heat exchange pond 5 and described indoor end heat exchanger 6 respectively.Described hot and cold water heat exchanger 8 comprises the second container cavity 81 and is located at the hot and cold tube 82 being communicated with described indoor end heat exchanger 6 in described second container cavity 81, described second container cavity 81 is for receiving the liquid through heat exchange flowed out from described first container cavity 51, and described hot and cold tube 82 provides energy for carrying out heat exchange with described liquid for described indoor end heat exchanger 6.
Further, described cold-storage/pass through two pipeline communications between hot heat exchange pond 5 and described hot and cold water heat exchanger 8, one of them pipeline is provided with water pump 9.In this preferred embodiment, described two pipelines are respectively provided with the 4th magnetic valve 60, when described 4th magnetic valve 60 is all in open mode, described water pump 9 by from described first container cavity 51 in the second container cavity 81 described in the liquid suction of heat exchange, and by the liquid through heat exchange in described second container cavity 81, draw back to described first container cavity 51 from another pipeline.
Further, described air-conditioning system also comprise respectively with the water tank 50 of described shell and tube exchanger 3, indoor end heat exchanger 6, described hot and cold water heat exchanger 8.Particularly, the pipeline in the exit of described water tank 50 is provided with the 4th magnetic valve 51, pipeline near described shell and tube exchanger 3 side is provided with the 5th magnetic valve 52, pipeline near described hot and cold water heat exchanger 8 side is provided with the 6th magnetic valve 53, pipeline near described indoor end heat exchanger 6 side is provided with the second water pump 61, and corresponding described water pump 9 is the first water pump.Be understandable that, in this preferred embodiment, described indoor end heat exchanger 6 is communicated with described shell and tube exchanger 3 by the first pipeline (not indicating in figure), wherein, described first pipeline is made up of the 4th magnetic valve 51, indoor end heat exchanger 6, second water pump 61 and the 5th magnetic valve 52 respectively.And described indoor end heat exchanger 6 is also communicated with described hot and cold water heat exchanger 8 by the second pipeline (not indicating in figure), wherein, described second pipeline is made up of the 4th magnetic valve 51, indoor end heat exchanger 6, second water pump 61 and the 6th magnetic valve 53 respectively.Described water tank 50 for when described 4th magnetic valve 51 is opened to moisturizing in described shell and tube exchanger 3 and/or hot and cold water heat exchanger 8.When described 5th magnetic valve 52 is opened, described 4th magnetic valve 51 and the 6th magnetic valve 53 are closed, under the effect of described second water pump 61, by interior for the described shell and tube exchanger 3 water suction through heat exchange to described indoor end heat exchanger 6, and drawn back in described shell and tube exchanger 3 after described indoor end heat exchanger 6 place completes heat exchange, so form the first water circulation branch road; When described 4th magnetic valve 51 and the 5th magnetic valve 52 are closed, described 6th magnetic valve 53 is opened, under the effect of described second water pump 61, by in described hot and cold water heat exchanger 8 in indoor end heat exchanger 6 described in the water suction of heat exchange, and by blowback to described hot and cold water heat exchanger 8 after described indoor end heat exchanger 6 place completes heat exchange, formation second water circulation branch road like this, and the energy transferring stored in the cold-storage of air-conditioning system/hot heat exchange pond 5 provides hot blast or cold wind to described indoor end heat exchanger 6 for indoor environment; When described 4th magnetic valve 51 cuts out, the 5th magnetic valve 52 and described 6th magnetic valve 53 are opened, described first water circulation branch road and the second water circulation branch road run simultaneously, and the energy that cold-storage/hot heat exchange pond 5 is stored and be all passed to described indoor end heat exchanger 6 through the energy of described shell and tube exchanger 3 heat exchange and provide hot blast or cold wind for indoor environment.Be understandable that, these three kinds of operating modes can choose reasonable according to actual needs.
These are only preferred embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize the utility model description and accompanying drawing content to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.
Claims (10)
1. an air-conditioning system, it is characterized in that, described air-conditioning system comprises by compressor, outdoor interchanger, the major loop that expansion valve and shell and tube exchanger connect successively, and by described compressor, outdoor interchanger, the minor loop that expansion valve and cold-storage/hot heat exchange pond connect successively, described air-conditioning system also comprises the indoor end heat exchanger be communicated with described shell and tube exchanger and described cold-storage/hot heat exchange pond respectively, described shell and tube exchanger is used for carrying out heat exchange to the cold-producing medium in described major loop, and provide cold or heat for described indoor end heat exchanger, described cold-storage/hot heat exchange pond is used for carrying out heat exchange and storage power to the cold-producing medium in described minor loop, and provides cold or heat for described indoor end heat exchanger.
2. air-conditioning system as claimed in claim 1, it is characterized in that, described cold-storage/hot heat exchange pond comprises the first container cavity and is located at the heat exchanger tube in described first container cavity, and one end of described heat exchanger tube is communicated with described expansion valve, and the other end is communicated with described compressor.
3. air-conditioning system as claimed in claim 2, it is characterized in that, one end that described heat exchanger tube is connected with described expansion valve is provided with the first magnetic valve, one end that described heat exchanger tube is connected with described compressor is provided with the second magnetic valve, guides described cold-producing medium to circulate along described major loop when described first magnetic valve and/or described second magnetic valve are in closed condition; When described first magnetic valve and described second magnetic valve are all in open mode, described in leader, cold-producing medium circulates along described minor loop.
4. air-conditioning system as claimed in claim 2, it is characterized in that, described major loop also comprises the 3rd magnetic valve being communicated with described compressor and described shell and tube exchanger, described 3rd magnetic valve is used for the circulation ending described major loop when being in closed condition, and guides described cold-producing medium to circulate along described minor loop.
5. air-conditioning system as claimed in claim 4, it is characterized in that, described air-conditioning system also comprises the hot and cold water heat exchanger be communicated with described cold-storage/hot heat exchange pond and described indoor end heat exchanger respectively, described hot and cold water heat exchanger comprises the second container cavity and is located at the hot and cold tube in described second container cavity, described second container cavity is for receiving the liquid through heat exchange flowed out from described first container cavity, and described hot and cold tube is used for carrying out heat exchange with described liquid and providing cold or heat for described indoor end heat exchanger.
6. air-conditioning system as claimed in claim 5, it is characterized in that, described cold-storage/pass through two pipeline communications between hot heat exchange pond and described hot and cold water heat exchanger, one of them pipeline is provided with water pump, described water pump be used for by from described first container cavity in the second container cavity described in the liquid suction of heat exchange, another pipeline be used for by described second container cavity through the first container cavity described in the liquid blowback of heat exchange.
7. air-conditioning system as claimed in claim 5, it is characterized in that, described air-conditioning system also comprises and is communicated with described shell and tube exchanger and indoor end heat exchanger and the water tank being communicated with described hot and cold water heat exchanger and indoor end heat exchanger respectively, and described water tank is for being provided in the liquid that to carry out between described shell and tube exchanger and indoor end heat exchanger circulating and being provided in the liquid carrying out between described hot and cold water heat exchanger and indoor end heat exchanger circulating.
8. air-conditioning system as claimed in claim 7, is characterized in that, described indoor end heat exchanger is by shell and tube exchanger described in the first pipeline connection, and described indoor end heat exchanger is by hot and cold water heat exchanger described in the second pipeline connection; Described first pipeline comprises the 4th magnetic valve being located at the exit of described water tank connected successively, the 5th magnetic valve being located at described shell and tube exchanger side and is located at the second water pump of described indoor end heat exchanger side, and described second pipeline comprises described 4th magnetic valve connected successively, the 6th magnetic valve being located at described hot and cold water heat exchanger side and described second water pump.
9. air-conditioning system as claimed in claim 1, it is characterized in that, described air-conditioning system also comprises the gas-liquid separator be communicated with described compressor, cold-storage/hot heat exchange pond and/or shell and tube exchanger respectively, and described gas-liquid separator is used for carrying out gas-liquid separation to the cold-producing medium flowing back to described compressor.
10. air-conditioning system as claimed in claim 9, it is characterized in that, described major loop also comprises the cross valve be connected with described compressor, outdoor interchanger, gas-liquid separator and cold-storage/hot heat exchange pond respectively, and described cross valve is for switching refrigeration mode and the heating mode of described air-conditioning system.
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CN201520146641.8U CN204555419U (en) | 2015-03-13 | 2015-03-13 | Air-conditioning system |
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Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109372591A (en) * | 2018-10-09 | 2019-02-22 | 北京航空航天大学 | Generating capacity more than needed based on closed air compression circulation utilizes system |
CN112880073A (en) * | 2019-11-29 | 2021-06-01 | 广东美的制冷设备有限公司 | Air conditioner, method for predicting remaining cold storage time, and computer-readable storage medium |
-
2015
- 2015-03-13 CN CN201520146641.8U patent/CN204555419U/en active Active
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109372591A (en) * | 2018-10-09 | 2019-02-22 | 北京航空航天大学 | Generating capacity more than needed based on closed air compression circulation utilizes system |
CN112880073A (en) * | 2019-11-29 | 2021-06-01 | 广东美的制冷设备有限公司 | Air conditioner, method for predicting remaining cold storage time, and computer-readable storage medium |
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