CN110595114A - Micro-channel condenser for circulating air source heat pump water heater - Google Patents
Micro-channel condenser for circulating air source heat pump water heater Download PDFInfo
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- CN110595114A CN110595114A CN201910976758.1A CN201910976758A CN110595114A CN 110595114 A CN110595114 A CN 110595114A CN 201910976758 A CN201910976758 A CN 201910976758A CN 110595114 A CN110595114 A CN 110595114A
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- refrigerant
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- collecting pipe
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 193
- 239000003507 refrigerant Substances 0.000 claims abstract description 166
- 238000005192 partition Methods 0.000 claims description 26
- 238000009833 condensation Methods 0.000 claims description 10
- 230000005494 condensation Effects 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 7
- 230000008569 process Effects 0.000 claims description 4
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 239000007788 liquid Substances 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims description 2
- 238000001816 cooling Methods 0.000 claims description 2
- 238000007789 sealing Methods 0.000 claims description 2
- 238000000926 separation method Methods 0.000 claims 1
- 238000012546 transfer Methods 0.000 abstract description 9
- 229910052782 aluminium Inorganic materials 0.000 abstract description 4
- 238000013461 design Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 2
- 238000012545 processing Methods 0.000 abstract description 2
- 239000000463 material Substances 0.000 abstract 1
- 238000010438 heat treatment Methods 0.000 description 12
- 230000003068 static effect Effects 0.000 description 4
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000011144 upstream manufacturing Methods 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 241000282414 Homo sapiens Species 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 229910002092 carbon dioxide Inorganic materials 0.000 description 1
- 239000001569 carbon dioxide Substances 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000011038 discontinuous diafiltration by volume reduction Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 230000003203 everyday effect Effects 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000004064 recycling Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B39/00—Evaporators; Condensers
- F25B39/04—Condensers
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F25—REFRIGERATION OR COOLING; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS; MANUFACTURE OR STORAGE OF ICE; LIQUEFACTION SOLIDIFICATION OF GASES
- F25B—REFRIGERATION MACHINES, PLANTS OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
- F25B2339/00—Details of evaporators; Details of condensers
- F25B2339/04—Details of condensers
- F25B2339/043—Condensers made by assembling plate-like or laminated elements
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Thermal Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The invention discloses a micro-channel condenser for a circulating air source heat pump water heater, which adopts a refrigerant micro-channel flat pipe which is arranged between a first refrigerant collecting pipe and a second refrigerant collecting pipe in parallel, wherein the first water collecting pipe and the second water collecting pipe are both communicated with a plurality of water shunt pipes; each flat water pipe is sleeved on the outer side of each flat refrigerant microchannel pipe to form a sleeve type structure, and the end covers penetrate through the flat refrigerant microchannel pipes and are welded at two ends of each flat water pipe to seal two ends of the annular water flow channel; the refrigerant inlet pipe and the refrigerant outlet pipe are respectively connected with corresponding pipelines in the air source heat pump system, so that the refrigerant circularly flows in the system. The invention has simple structure, easy processing and convenient installation; the lightweight design of the all-aluminum material is easier to recover and recycle; the microchannel flat tube structure enhances the heat exchange coefficient of the refrigerant side, reduces the refrigerant charge and can be used for a higher-pressure system; the sleeve type structure can enable water and refrigerant to form pure countercurrent heat exchange, thereby improving heat transfer temperature difference and increasing heat transfer capacity.
Description
Technical Field
The invention relates to the technical field of heat pump equipment, in particular to a micro-channel condenser for a circulating air source heat pump water heater.
Background
The air energy is a new energy which is developed and widely utilized by human beings after wind energy, solar energy and tidal energy, has high energy efficiency ratio, low carbon and environmental protection, does not generate harmful gas after being utilized, does not discharge carbon dioxide, more importantly, has renewability, is inexhaustible, has high utilization value, and is a key new energy which actively encourages the development and utilization in China. The air source heat pump water heater using air energy has high energy efficiency, obvious energy-saving effect and far lower operating cost than other traditional heat source heat devices (coal boilers, oil boilers and electric boilers). The water with the same weight can be heated by air under the same environment, the cost of the water heater is only one fourth of that of an electric water heater and one third of that of a gas water heater, and the operation energy efficiency is even higher than that of an electric auxiliary heating solar water heater.
The air source heat pump water heater has two hot water heating modes, one mode is static heating, most of the heating pipes are wrapped outside the inner container of the water tank, and the water in the water tank absorbs the condensation heat released by a refrigerant in the heating pipes through natural convection; the other type is circulating heating, a heat pump is communicated with a water storage tank, water in the water storage tank circularly and continuously flows through a heat pump condenser under the driving of a water pump, heat exchange is carried out between the water and a refrigerant until the water is heated to a set temperature, and the heat pump condenser mostly adopts a shell and tube heat exchanger or a plate heat exchanger. Static heating methods are mostly applied to household heat pump water heaters, circulating heating methods are mostly applied to commercial heat pump water heaters, and buildings such as factories, hotels and natatoriums need a large amount of domestic hot water every day and must adopt circulating heating methods.
An all-aluminum condenser for the static heating heat pump water heater is formed by a plurality of parallel micro-channel flat tubes and wrapped outside a water tank liner. The all-aluminum design reduces the weight of the heat exchanger, saves the cost and can be recycled; each flat tube comprises a plurality of micro channels, so that the condensation convection heat transfer coefficient of the refrigerant side is remarkably increased; in addition, the microchannel structure has high pressure bearing capacity, is applicable to higher pressure systems, and reduces refrigerant charge.
However, in the prior art, the inner container wall of the water tank is arranged between the micro-channel heat exchanger and water, so that the heat conduction resistance is large and the heat exchange efficiency is low. In addition, the existing micro-channel condenser structure is only used for the static heating heat pump water heater under most conditions, but not used for the circulating heat pump water heater, and the use occasions are severely limited, so that the advantages of the micro-channel flat tube structure cannot be realized in the circulating air source heat pump water heater.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provide a micro-channel condenser for a circulating air source heat pump water heater, which solves the problems of low heat exchange efficiency, limited use occasions and the like of the conventional micro-channel heat exchanger.
According to the technical scheme provided by the invention, the micro-channel condenser for the circulating air source heat pump water heater,
the refrigerant first collecting pipe and the refrigerant second collecting pipe are respectively connected with two ends of each refrigerant microchannel flat pipe, and the refrigerant first collecting pipe is respectively connected with the refrigerant inlet pipe and the refrigerant outlet pipe; is characterized by also comprising a first water collecting pipe, a second water collecting pipe, a horizontal pipe, a water shunt pipe and an end cover; the water first collecting pipe and the water second collecting pipe are both communicated with a plurality of water shunt pipes, and each water shunt pipe is connected with a corresponding water flat pipe; the refrigerant microchannel flat tubes are arranged between the first refrigerant collecting pipe and the second refrigerant collecting pipe in parallel and are respectively communicated with the first refrigerant collecting pipe and the second refrigerant collecting pipe so as to enable the refrigerant to finish the condensation process; the flat water pipes are sleeved on the outer sides of the flat pipes of the refrigerant micro-channels to form a sleeve type structure, so that water circularly flows in an annular gap channel formed by the outer sides of the flat pipes of the refrigerant micro-channels and the flat water pipes; the end covers penetrate through the refrigerant micro-channel flat pipes and are welded at two ends of each flat pipe for sealing, so that two ends of the annular water flow channel are sealed; the refrigerant inlet pipe and the refrigerant outlet pipe are respectively connected with corresponding pipelines in the air source heat pump system, so that the refrigerant circularly flows in the system.
Preferably, the refrigerant partition plates are distributed in the refrigerant first collecting pipe and/or the refrigerant second collecting pipe to block the refrigerant from flowing, and divide the plurality of refrigerant microchannel flat pipes into a plurality of flows, so that the refrigerant forms reciprocating and circuitous snake-shaped flow in the refrigerant; and finally flows out of the refrigerant outlet pipe.
Preferably, the water partition plates are distributed inside the first water collecting pipe and/or the second water collecting pipe to block water from flowing and divide the plurality of water flat pipes into a plurality of flows, so that the water flows back and forth in a roundabout manner to form pure downstream flow, pure upstream flow or mixed flow of the pure downstream flow and the upstream flow with the refrigerant in the micro-channel flat pipes.
Preferably, the water partition plates are three, two of the water partition plates are positioned in the first water collecting pipe, and one of the water partition plates is positioned in the second water collecting pipe, so that the 15 flat water pipes are divided into four flows.
Preferably, the water dividing pipe is connected between the first water collecting pipe and the second water collecting pipe to divide water in the collecting pipes into each water flat pipe.
Preferably, a cold water inlet pipe and a hot water outlet pipe are respectively connected to the second refrigerant collecting pipe.
Preferably, the cross section of the refrigerant microchannel flat tube is rectangular and comprises a plurality of microchannels, and the thickness of each flat tube is 1.4mm ~ 2mm, and the width of each flat tube is 12mm ~ 36 mm.
Preferably, the refrigerant microchannel flat tubes are arranged at intervals, each interval is 5 ~ 10mm, and the hydraulic diameter of each microchannel is 0.5mm ~ 1.2.2 mm.
Preferably, the size of the annular slit passage is 1mm ~ 2 mm.
Preferably, the refrigerant first collecting pipe, the refrigerant second collecting pipe, the refrigerant inlet pipe, the refrigerant outlet pipe, the refrigerant microchannel flat pipe and the refrigerant partition plate are arranged in the refrigerant inlet pipe; the first water collecting pipe, the second water collecting pipe, the cold water inlet pipe, the hot water outlet pipe, the flat water pipe, the water partition plate, the water dividing pipe and the end cover are all made of aluminum alloy.
The invention has the beneficial effects that: according to the scheme, the invention discloses a micro-channel condenser for a circulating air source heat pump water heater, which mainly comprises a refrigerant micro-channel flat pipe, a flat water pipe, a refrigerant partition plate and a water partition plate. For the refrigerant microchannel flat tube, the included microchannel obviously increases the heat transfer coefficient of refrigerant condensation and convection, and enhances heat transfer; meanwhile, the refrigerant filling amount of the system is reduced, the pressure-bearing capacity of the heat exchanger is improved, and the refrigerant filling system can be used for filling refrigerant with higher condensation pressure (such as R410A and CO)2) The heat pump system of (1). For the flat water pipe, the flat water pipe and the refrigerant micro-channel flat pipe form a sleeve type structure, a circular circulating water flow channel is formed, direct contact between water and the heating pipe is realized, and the heat exchange effect is enhanced. For the refrigerant partition plates and the water partition plates, the refrigerant and the water flow in a reciprocating and circuitous way in the flat pipes, the quantity and the distribution positions of the refrigerant and the water partition plates are changed, so that the water and the refrigerant form pure forward flow, pure reverse flow or mixed forward flow and reverse flow, the pure reverse flow can improve the heat transfer temperature difference, and the heat exchange quantity is increased. In addition, the invention has simple structure, easy processing and convenient installation; and the design of all aluminum is adopted, so that the cost is reduced, the recycling is easier, and the weight of the heat exchanger is reduced.
Drawings
FIG. 1 is a schematic view of the overall three-dimensional structure of the present invention;
FIG. 2 is a schematic diagram of a circular circulating water flow passage according to the present invention;
fig. 3 is a schematic view of the end cap structure of the present invention.
In the figure: 1. a first refrigerant header; 2. a second refrigerant collecting pipe; 3. a refrigerant inlet pipe; 4. a refrigerant outlet pipe; 5. a refrigerant microchannel flat tube; 6. a refrigerant separator; 7. a first header of water; 8. a second header pipe of water; 9. a cold water inlet pipe; 10. a hot water outlet pipe; 11. a horizontal pipe; 12. a water separator; 13. a water diversion pipe; 14. an end cap; 15. a refrigerant flow direction; 16. the direction of water flow.
Detailed Description
The invention will be further described with reference to the accompanying drawings and an embodiment of a micro-channel condenser for a circulating air source heat pump water heater.
Example (b):
as shown in fig. 1 to fig. 3, fig. 1 is a schematic diagram of an overall three-dimensional structure of a microchannel condenser for a circulating air source heat pump water heater according to the present embodiment, and includes a first refrigerant collecting pipe 1, a second refrigerant collecting pipe 2, a refrigerant inlet pipe 3, a refrigerant outlet pipe 4, a refrigerant microchannel flat pipe 5, and a refrigerant partition plate 6; the water-cooling device comprises a first water collecting pipe 7, a second water collecting pipe 8, a cold water inlet pipe 9, a hot water outlet pipe 10, a flat water pipe 11, a water partition plate 12, a water dividing pipe 13 and an end cover 14. For the refrigerant side flow channels: the refrigerant first collecting pipe 1 and the refrigerant second collecting pipe 2 are respectively connected with two ends of each refrigerant microchannel flat pipe 5, the water first collecting pipe 7 and the water second collecting pipe 8 are respectively communicated with a plurality of water shunt pipes 13, and each water shunt pipe 13 is connected with a corresponding water flat pipe 11; the refrigerant inlet pipe 3 and the refrigerant outlet pipe 4 are respectively connected with the refrigerant first collecting pipe 1; the refrigerant inlet pipe 3 and the refrigerant outlet pipe 4 are respectively connected with corresponding pipelines in the air source heat pump system, so that the refrigerant circularly flows in the system. The refrigerant microchannel flat tubes 5 are arranged in parallel between the first refrigerant collecting pipe 1 and the second refrigerant collecting pipe 2 and are respectively communicated with the first refrigerant collecting pipe 1 and the second refrigerant collecting pipe 2 to enable the refrigerant to finish the condensation process. The refrigerant partition plates 6) are distributed in the refrigerant first collecting pipe 1 and the refrigerant second collecting pipe 2 to block the refrigerant from flowing, and the plurality of refrigerant micro-channel flat pipes 5 are divided into a plurality of flows, so that the refrigerant forms reciprocating and circuitous snake-shaped flow in the refrigerant, and finally flows out of the refrigerant liquid outlet pipe 4. The solid arrows in fig. 1 represent the flow direction of the refrigerant in the refrigerant microchannel flat tubes 5. For the water side flow channel: the water dividing pipe 13 is connected between the water flat pipes 11 and the water first collecting pipe 7 or the water second collecting pipe 8, and divides water into each water flat pipe 11. The water baffle plates 12 are distributed inside the first water collecting pipe 7 and the second water collecting pipe 8, block water from flowing, and divide the plurality of water flat pipes 11 into a plurality of flows, so that water flows in a reciprocating and circuitous manner, and finally flows out from the hot water outlet pipe 10. The refrigerant second collecting pipe 2 is respectively connected with a cold water inlet pipe 9 and a hot water outlet pipe 10.
In fig. 1: the dashed arrows represent the flow direction of the water in the flat tubes 11, and the arrows represent the refrigerant flow direction 15 and the water flow direction 16.
Fig. 2 is a schematic structural view of a ring-shaped circulating water flow channel, the flat water tubes 11 are sleeved outside the flat refrigerant microchannel tubes 5 to form a sleeve-type structure, and water circularly flows in an annular gap channel formed between the outside of the flat refrigerant microchannel tubes 5 and the flat water tubes 11 to absorb condensation heat released by the refrigerant. The annular flow channel enables water and the refrigerant micro-channel flat tubes 5 to be in direct contact, and heat exchange efficiency is improved. As can be seen from the figure, the section of the refrigerant microchannel flat tube 5 is similar to a rectangle and comprises a plurality of micro channels, so that the heat transfer coefficient of condensation and convection of the refrigerant is remarkably increased, and the heat transfer efficiency is improved. In addition, the micro-channel structure reduces the refrigerant charge of the system, improves the pressure bearing capacity of the heat exchanger, and can be used for a higher-pressure system.
Fig. 3 is a schematic structural view of the end cap 14, which is annular, and penetrates through the refrigerant microchannel flat tubes 5, and is welded at two ends of each flat tube 11, so that two ends of the annular water flow channel are sealed.
In the embodiment, the cross section of the refrigerant microchannel flat tube 5 is rectangular, and 15 refrigerant microchannel flat tubes are arranged at intervals, wherein the intervals are 10 mm; each 1.4mm thick and 12mm wide, comprising 12 microchannels with a hydraulic diameter of 0.75 mm.
In the embodiment, the water flat pipe 11 totally 15 intervals set up, and the interval is 6mm, and every thickness is 4.4mm, and the width is 15 mm.
In the embodiment, the size of the annular gap formed between the outer side of the refrigerant microchannel flat tube 5 and the horizontal tube 11 for circulating water to flow is 1.5 mm.
In the embodiment, the number of the refrigerant partition plates 6 is three, two of the refrigerant partition plates are located at the first refrigerant collecting pipe 1, one of the refrigerant partition plates is located at the second refrigerant collecting pipe 2, and the 15 refrigerant microchannel flat pipes 5 are divided into four flows, so that the refrigerant enters from the refrigerant inlet pipe 3 and then sequentially flows through the 5-4-3-3 refrigerant microchannel flat pipes 5. The arrangement can gradually reduce the refrigerant flow area to match the gradual volume reduction of the refrigerant in the condensation process.
In the embodiment, the number of the water partition plates 12 is three, two of the water partition plates are located in the first water collecting pipe 7, one of the water partition plates is located in the second water collecting pipe 8, and the 15 water flat pipes 11 are divided into four flows, so that water enters from the cold water inlet pipe 9 and then sequentially flows through the 5-4-3-3 water flat pipes 11.
In the embodiment, under the blocking action of the refrigerant partition plate 6 and the water partition plate 12, water and the refrigerant in each flow form pure countercurrent flow, so that the heat transfer temperature difference is improved, and the heat exchange quantity is increased.
In the embodiment, all the parts are made of aluminum alloy, so that the parts are easier to recycle, the cost is reduced, and the weight of the heat exchanger is lightened.
The foregoing detailed description of the preferred embodiments of the invention has been presented. It should be understood that numerous modifications and variations, such as changes in the number of flat tubes, number of baffles and location, may be made in accordance with the concepts of the present invention by those skilled in the art without undue experimentation. Therefore, the technical solutions available to those skilled in the art through logic analysis, reasoning and limited experiments based on the prior art according to the concept of the present invention should be within the scope of protection defined by the claims.
Claims (10)
1. A micro-channel condenser for a circulating air source heat pump water heater comprises a first refrigerant collecting pipe (1), a second refrigerant collecting pipe (2), a refrigerant air inlet pipe (3), a refrigerant liquid outlet pipe (4) and refrigerant micro-channel flat pipes (5), wherein the first refrigerant collecting pipe (1) and the second refrigerant collecting pipe (2) are respectively connected with two ends of each refrigerant micro-channel flat pipe (5), and the first refrigerant collecting pipe (1) is respectively connected with the refrigerant air inlet pipe (3) and the refrigerant liquid outlet pipe (4); the water-cooling device is characterized by also comprising a water first collecting pipe (7), a water second collecting pipe (8), a horizontal pipe (11), a water shunt pipe (13) and an end cover (14); the water first collecting pipe (7) and the water second collecting pipe (8) are communicated with a plurality of water shunt pipes (13), and each water shunt pipe (13) is connected with a corresponding horizontal pipe (11); the refrigerant microchannel flat tubes (5) are arranged between the refrigerant first collecting pipe (1) and the refrigerant second collecting pipe (2) in parallel and are respectively communicated with the refrigerant first collecting pipe (1) and the refrigerant second collecting pipe (2) so as to enable the refrigerant to finish the condensation process; the flat water pipes (11) are sleeved on the outer side of each refrigerant microchannel flat pipe (5) to form a sleeve type structure, so that water circularly flows in an annular gap channel formed by the outer side of each refrigerant microchannel flat pipe (5) and the flat water pipes (11); the end covers (14) penetrate through the refrigerant micro-channel flat tubes (5) and are welded at two ends of each flat tube (11) for sealing, so that two ends of the annular water flow channel are sealed; the refrigerant inlet pipe (3) and the refrigerant outlet pipe (4) are respectively connected with corresponding pipelines in the air source heat pump system, so that the refrigerant circularly flows in the system.
2. The micro-channel condenser for a circulating air source heat pump water heater according to claim 1, wherein the refrigerant partition (6) is distributed inside the refrigerant first header (1) and/or the refrigerant second header (2) to block the refrigerant flow.
3. The micro-channel condenser for a circulating air source heat pump water heater according to claim 1, characterized in that a water baffle (12) is distributed inside the water first header (7) and/or the water second header (8) blocking the water flow.
4. The micro-channel condenser for a circulating air source heat pump water heater according to claim 3, wherein the number of the water separation plates (12) is three, two of the three are positioned inside the first water collecting pipe (7) and one is positioned inside the second water collecting pipe (8), so that the flat water pipe (11) is divided into four flow paths.
5. The micro-channel condenser for a circulating air source heat pump water heater according to claim 1, wherein a water shunt pipe (13) is connected between the flat water pipe (11) and the first water collecting pipe (7) or the second water collecting pipe (8) to shunt water in the water collecting pipes to each flat water pipe.
6. The micro-channel condenser for a circulating air source heat pump water heater according to claim 1, wherein a cold water inlet pipe (9) and a hot water outlet pipe (10) are respectively connected to the refrigerant second collecting pipe (2).
7. The microchannel condenser for a circulating air source heat pump water heater according to claim 1, wherein the refrigerant microchannel flat tube (5) has a rectangular cross section and contains a plurality of microchannels, and each flat tube has a thickness of 1.4mm ~ 2mm and a width of 12mm ~ 36 mm.
8. The micro-channel condenser for the circulating air source heat pump water heater according to claim 7, wherein the refrigerant micro-channel flat tubes (5) are arranged at intervals, each interval is 5 ~ 10mm, and each micro-channel hydraulic diameter is 0.5mm ~ 1.2.2 mm.
9. The micro-channel condenser for a circulating air source heat pump water heater according to claim 1, wherein the size of the annular slit channel is 1mm ~ 2 mm.
10. The micro-channel condenser for the circulating air source heat pump water heater according to claims 1 to 7, wherein the refrigerant first collecting pipe, the refrigerant second collecting pipe, the refrigerant inlet pipe, the refrigerant outlet pipe, the refrigerant micro-channel flat pipe and the refrigerant partition plate are arranged on the refrigerant first collecting pipe; the first water collecting pipe, the second water collecting pipe, the cold water inlet pipe, the hot water outlet pipe, the flat water pipe, the water partition plate, the water dividing pipe and the end cover are all made of aluminum alloy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910976758.1A CN110595114A (en) | 2019-10-15 | 2019-10-15 | Micro-channel condenser for circulating air source heat pump water heater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910976758.1A CN110595114A (en) | 2019-10-15 | 2019-10-15 | Micro-channel condenser for circulating air source heat pump water heater |
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| Publication Number | Publication Date |
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| CN110595114A true CN110595114A (en) | 2019-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910976758.1A Pending CN110595114A (en) | 2019-10-15 | 2019-10-15 | Micro-channel condenser for circulating air source heat pump water heater |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022147397A1 (en) * | 2020-12-29 | 2022-07-07 | Goodman Global Group, Inc | Heat exchanger for a heating, ventilation, and air-conditioning system |
| CN115325731A (en) * | 2022-08-09 | 2022-11-11 | 浙江大学 | Stepped self-convection condenser |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102353185A (en) * | 2011-09-09 | 2012-02-15 | 华南理工大学 | Micro-channel condenser for heat pump water heater |
| CN102538307A (en) * | 2010-12-17 | 2012-07-04 | 中原工学院 | Air-water double heat source three-media compound heat exchanger |
| CN203298645U (en) * | 2013-04-23 | 2013-11-20 | 广东美的电器股份有限公司 | Heat exchange tube and heat exchanger |
| CN204830581U (en) * | 2015-06-15 | 2015-12-02 | 广州佳立空调技术有限公司 | Dry water -cooling siphuncle of stock solution and integrative heat exchanger |
| CN211451460U (en) * | 2019-10-15 | 2020-09-08 | 春意环境科技有限公司 | Micro-channel condenser for circulating air source heat pump water heater |
-
2019
- 2019-10-15 CN CN201910976758.1A patent/CN110595114A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102538307A (en) * | 2010-12-17 | 2012-07-04 | 中原工学院 | Air-water double heat source three-media compound heat exchanger |
| CN102353185A (en) * | 2011-09-09 | 2012-02-15 | 华南理工大学 | Micro-channel condenser for heat pump water heater |
| CN203298645U (en) * | 2013-04-23 | 2013-11-20 | 广东美的电器股份有限公司 | Heat exchange tube and heat exchanger |
| CN204830581U (en) * | 2015-06-15 | 2015-12-02 | 广州佳立空调技术有限公司 | Dry water -cooling siphuncle of stock solution and integrative heat exchanger |
| CN211451460U (en) * | 2019-10-15 | 2020-09-08 | 春意环境科技有限公司 | Micro-channel condenser for circulating air source heat pump water heater |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2022147397A1 (en) * | 2020-12-29 | 2022-07-07 | Goodman Global Group, Inc | Heat exchanger for a heating, ventilation, and air-conditioning system |
| US11774178B2 (en) | 2020-12-29 | 2023-10-03 | Goodman Global Group, Inc. | Heat exchanger for a heating, ventilation, and air-conditioning system |
| CN115325731A (en) * | 2022-08-09 | 2022-11-11 | 浙江大学 | Stepped self-convection condenser |
| CN115325731B (en) * | 2022-08-09 | 2023-11-28 | 浙江大学 | Stepped self-convection condenser |
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