CN213577853U - Air conditioning system combining ground source heat pump and direct evaporative cooling - Google Patents
Air conditioning system combining ground source heat pump and direct evaporative cooling Download PDFInfo
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- CN213577853U CN213577853U CN202022432765.6U CN202022432765U CN213577853U CN 213577853 U CN213577853 U CN 213577853U CN 202022432765 U CN202022432765 U CN 202022432765U CN 213577853 U CN213577853 U CN 213577853U
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- evaporative cooling
- direct evaporative
- solar photovoltaic
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Abstract
The utility model discloses a ground source heat pump and direct evaporative cooling's air conditioning system has been combined, including water well and a plurality of direct evaporative cooling air conditioning unit, a plurality of direct evaporative cooling air conditioning unit is connected with the water well through supplying the wet return unit, still including solar photovoltaic actuating system, supplies wet return unit and a plurality of direct evaporative cooling air conditioning unit all to link to each other with solar photovoltaic actuating system. The air conditioning system meets the requirement of indoor comfort with lower energy consumption, eliminates indoor local hot spots and saves energy consumption.
Description
Technical Field
The utility model belongs to the technical field of air conditioning system equipment, concretely relates to air conditioning system who has combined earth source heat pump and direct type evaporative cooling.
Background
With the gradual development of the country in China, the poverty relief construction and modification of the infrastructure of the country are promoted by the strategic planning of the country on the vogue of the country. Because the northwest area of China is relatively arid and lacks water, the country has great capital for the construction of villages, and a water well is drilled for each village in the countryside to supply domestic water for the residents in the countryside. The temperature of the underground water produced by the well is lower, so that the water well not only can be used for rural domestic water, but also can be used for air-conditioning cooling water. Because the rural economy development in China is often slower than that in cities, the mechanical refrigeration type air conditioner consumes more energy, and rural farmers with low income are difficult to bear high electric charge generated by mechanical refrigeration. Compared with the common mechanical refrigeration, the direct evaporative cooling air conditioner can save energy by 80-90% in a hot dry area, 20-25% in a hot humid area and 40% in a medium humidity area, thereby greatly reducing the refrigeration energy consumption of the air conditioner and enabling more rural farmers with low income to enjoy the benefits of air conditioning refrigeration. Meanwhile, the countryside is wide in terrain and good in lighting, green energy can be effectively utilized when the solar ceiling is built, and the solar ceiling is more energy-saving and environment-friendly.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a combined ground source heat pump and direct evaporative cooling's air conditioning system, solved and satisfied the requirement of indoor travelling comfort with lower energy consumption, eliminated indoor local focus, practiced thrift the energy consumption.
The utility model provides a, a combined ground source heat pump and direct evaporative cooling's air conditioning system, including water well and a plurality of direct evaporative cooling air conditioning unit, a plurality of direct evaporative cooling air conditioning unit is connected with the well through supplying the wet return unit, still including solar photovoltaic actuating system, supplies wet return unit and a plurality of direct evaporative cooling air conditioning unit all to link to each other with solar photovoltaic actuating system.
The utility model is also characterized in that,
the water supply and return pipe unit comprises a water supply main pipe and a water return main pipe, and each direct evaporative cooling air conditioning unit is connected with a well through the water supply main pipe and the water return main pipe; the water supply main pipe is also provided with a first water pump and an electronic water treatment instrument, the water return main pipe is also provided with a second water pump, and the first water pump, the electronic water treatment instrument and the second water pump are all connected with the solar photovoltaic driving system.
The direct evaporative cooling air conditioning unit comprises an unit shell, wherein two opposite side walls of the unit shell are respectively provided with an air inlet and an air outlet; an air filter, a surface cooling coil, a direct evaporative cooling section, a water baffle and a blower are sequentially arranged in the unit shell according to the flowing direction of air after entering; the liquid inlet of the meter cooling coil is communicated with a water supply main pipe through a second water supply pipe, the liquid outlet of the meter cooling coil is connected with the direct evaporative cooling section through a first water supply pipe, a three-way valve is further arranged on the first water supply pipe, a first connecting port of the three-way valve is communicated with a second connecting port of the three-way valve and the first water supply pipe, and a third connecting port of the three-way valve is connected with a first return water pipe; the solar photovoltaic water heater is characterized by further comprising a second water return pipe, one end of the second water return pipe is connected with the direct evaporative cooling section, the other end of the second water return pipe is connected with a water return header pipe, the first water return pipe is communicated with the second water return pipe, and the air feeder is connected with a solar photovoltaic driving system.
The direct evaporative cooling section comprises a water distribution device, a filler and a water collecting tray which are sequentially arranged from top to bottom, the water distribution device is connected with a liquid outlet of the surface cooling coil pipe through a first water supply pipe, and one end part of a second water return pipe is communicated with the water collecting tray.
The air filter is a bag filter.
Fins are arranged outside the pipe wall of the surface cooling coil pipe.
The water baffle is a corrugated water baffle.
The blower is a centrifugal fan.
The solar photovoltaic driving system comprises a solar photovoltaic panel a and a solar photovoltaic panel b which are arranged on a solar photovoltaic ceiling, and also comprises a solar charging and discharging converter and a storage battery pack which are connected with each other; the solar photovoltaic panel a and the solar photovoltaic panel b are both connected with the solar charging and discharging converter; the first water pump, the second water pump, the electronic water treatment instrument and the blower are all connected with the solar charge-discharge converter.
The utility model has the advantages that:
(1) because each village in the country of the northwest China all has been beaten the well, the utility model discloses air conditioning system passes through the underground cooling water of ground source heat pump cooling and is very good natural cold source, arranges the solar photovoltaic ceiling above the well, reduces because of the influence that sunshine shines and leads to the temperature to rise in summer, adopts the energy supply of solar energy feed pump simultaneously.
(2) The utility model discloses air conditioning system adopts the mode of dividing the operating mode operation, according to the outdoor meteorological condition of difference, switches different mode. When the well water temperature is lower in the transition season, cold water is directly conveyed to the surface cooling coil pipe section, and the surface cooling coil pipe is used for cooling air. And simultaneously closing a valve between the surface cooling coil section and the direct evaporative cooling section to ensure that the cooling water subjected to heat exchange is discharged back to the water well through a water return pipeline. When the temperature of well water is low and high in summer, a valve between the surface cooling coil section and the direct evaporative cooling section is opened, so that cooling water is sprayed on the filler through the water distributor. And carrying out isenthalpic cooling treatment on the air by an evaporative cooling principle.
(3) The utility model discloses air conditioning system adopts natural cold source cooling, in the hot weather of rural area, adopts direct evaporative cooling technique and the cold coil pipe sub-operating mode work in turn of table, compares traditional mechanical refrigeration's running cost and can effectively reduce the energy saving.
(4) The utility model discloses air conditioning system adopts solar photovoltaic system to feed water pump, electron water treatment appearance and centrifugal fan energy supply, and is more energy-concerving and environment-protective.
Drawings
Fig. 1 is a schematic structural diagram of an air conditioning system combining a ground source heat pump and direct evaporative cooling according to the present invention;
fig. 2 is a schematic perspective view of the solar photovoltaic driving system, the water well and the water supply and return pipe unit in the air conditioning system of the present invention.
In the figure, 1, a solar photovoltaic ceiling, 2, a water supply main pipe, 3, an electronic water treatment instrument, 4, a first water pump, 5, a water well, 6, an air inlet, 7, an air filter, 8, a surface cooling coil, 9, a three-way valve, 10, a first water supply pipe, 11, a water distribution device, 12, a filler, 13, a water baffle, 14, a blower, 15, a water collection tray, 16, a water return main pipe, 17, a second water pump, 18, solar photovoltaic panels a and 19, solar photovoltaic panels b and 20, a solar energy charging and discharging converter, 21, a storage battery pack, 22, a unit shell, 23, an air supply outlet, 24, a second water supply pipe, 25, a first water return pipe and 26, a second water return pipe.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
The utility model relates to a ground source heat pump and direct evaporative cooling's air conditioning system has been combined, as shown in fig. 1-2, including well 5 and a plurality of direct evaporative cooling air conditioning unit, a plurality of direct evaporative cooling air conditioning unit is connected with well 5 through supplying wet return unit, still including solar photovoltaic actuating system, supplies wet return unit and a plurality of direct evaporative cooling air conditioning unit all to link to each other with solar photovoltaic actuating system.
The water supply and return pipe unit comprises a water supply main pipe 2 and a water return main pipe 16, and each direct evaporative cooling air conditioning unit is connected with a well 5 through the water supply main pipe 2 and the water return main pipe 16; the water supply main pipe 2 is also provided with a first water pump 4 and an electronic water treatment instrument 3, the water return main pipe 16 is also provided with a second water pump 17, and the first water pump 4, the electronic water treatment instrument 3 and the second water pump 17 are all connected with a solar photovoltaic driving system.
The direct evaporative cooling air conditioning unit comprises an organic unit shell 22, wherein two opposite side walls of the unit shell 22 are respectively provided with an air inlet 6 and an air outlet 23; an air filter 7, a surface cooling coil 8, a direct evaporative cooling section, a water baffle 13 and a blower 14 are sequentially arranged in the unit shell 22 according to the flowing direction of air after entering; the liquid inlet of the meter cooling coil 8 is communicated with the water supply main pipe 2 through a second water supply pipe 24, the liquid outlet of the meter cooling coil 8 is connected with the direct evaporative cooling section through a first water supply pipe 10, a three-way valve 9 is further arranged on the first water supply pipe 10, a first connecting port of the three-way valve 9 is communicated with a second connecting port thereof and the first water supply pipe 10, and a third connecting port of the three-way valve 9 is connected with a first return water pipe 25; the solar photovoltaic water heater further comprises a second water return pipe 26, one end of the second water return pipe 26 is connected with the direct evaporative cooling section, the other end of the second water return pipe 26 is connected with the water return header pipe 16, the first water return pipe 25 is further communicated with the second water return pipe 26, and the air feeder 14 is connected with a solar photovoltaic driving system.
The direct evaporative cooling section comprises a water distribution device 11, a filler 12 and a water collecting tray 15 which are sequentially arranged from top to bottom, the water distribution device 11 is connected with a liquid outlet of the surface cooling coil 8 through a first water supply pipe 10, and one end part of a second water return pipe 26 is communicated with the water collecting tray 15.
The water collecting tray 15 is arranged below the direct evaporative cooling section, passes through the second water return pipe 26 and then is conveyed to the water well 5 through the water return header pipe 16.
The water well 5 is used as a natural cold source and supplies cooling water to the surface cooling coil 8 and the water distribution device 11 of the direct evaporation cooling section.
The air filter 7 is a bag filter.
Fins are arranged outside the pipe wall of the surface cooling coil 8, so that the heat exchange efficiency is improved.
The water baffle 13 is a corrugated water baffle.
The blower 14 is a centrifugal fan.
The filler 12 may be made of different materials such as metal aluminum foil, glass fiber, plant fiber, composite polymer material, stainless steel, etc.
A solar photovoltaic ceiling 1 is erected above the water well 5, and the solar photovoltaic driving system comprises a solar photovoltaic panel a18 and a solar photovoltaic panel b19 which are arranged on the solar photovoltaic ceiling 1, and further comprises a solar charging and discharging converter 20 and a storage battery pack 21 which are connected with each other; the solar photovoltaic panel a18 and the solar photovoltaic panel b19 are both connected with the solar charging and discharging converter 20; the first water pump 4, the second water pump 17, the electronic water treatment device 3 and the blower 14 are all connected with the solar charging and discharging converter 20.
In order to fully receive and utilize solar energy, electric energy generated after solar energy is absorbed by the solar photovoltaic panel a18 and the solar photovoltaic panel b19 is firstly processed by the solar charging and discharging converter 20, then the electric energy is stored in the storage battery pack 21, the electric energy in the storage battery pack 21 is subjected to inversion conversion and then is distributed to the first water pump 4, the second water pump 17, the electronic water treatment device 3 and the blower 14 by the solar charging and discharging converter 20, and electric energy required by the work is provided for the first water pump 4, the second water pump 17, the electronic water treatment device 3 and the blower.
The utility model relates to a combined earth source heat pump and direct evaporative cooling's air conditioning system can realize following two kinds of different mode:
(1) a water cooling mode: in summer with higher atmospheric temperature, the three-way valve 9 is closed, so that cooling water is pumped out from the water well 5 and then filtered by the electronic water treatment instrument 3, and is sent back to the water well 5 only through the surface cooling coil 8 and then through a water return pipeline below the three-way valve 9.
The air to be treated is filtered by the air filter 7, enters the surface cooling coil 8, and is subjected to heat and moisture exchange with the surface of the coil, and after being subjected to moisture cooling, the air is sent into a room by the blower 14.
(2) Direct Evaporative Cooling (DEC) mode: in a transition season with relatively low atmospheric temperature, the three-way valve 9 is opened, so that cooling water is pumped out from the water well 5 and then filtered by the electronic water treatment device 3, meanwhile, is sprayed on the filler 12 through the surface cooling coil 8 and the first water supply pipe 10 and then through the water distribution device 11, and after being subjected to sufficient heat and moisture exchange with air, the cooling water drops on the water collection tray 15 and is sent back to the water well 5 through the second water return pipe 26 below the water collection tray 15.
The treated air is filtered by an air filter 7, passes through a surface cooling coil 8, enters a direct evaporative cooling section, performs heat and moisture exchange with a water film on the surface of a filler 12, is cooled by isenthalpic, and is sent into a room by a blower 14.
Claims (9)
1. The air conditioning system is characterized by comprising a water well (5) and a plurality of direct evaporative cooling air conditioning units, wherein the direct evaporative cooling air conditioning units are connected with the water well (5) through a water return pipe unit, and the air conditioning system also comprises a solar photovoltaic driving system, wherein the water return pipe unit and the direct evaporative cooling air conditioning units are connected with the solar photovoltaic driving system.
2. The air conditioning system combining the ground source heat pump and the direct evaporative cooling as claimed in claim 1, wherein the water supply and return pipe unit comprises a water supply main (2) and a water return main (16), and each direct evaporative cooling air conditioning unit is connected with the water well (5) through the water supply main (2) and the water return main (16); the solar photovoltaic water supply system is characterized in that a first water pump (4) and an electronic water treatment instrument (3) are further arranged on the water supply main pipe (2), a second water pump (17) is further arranged on the water return main pipe (16), and the first water pump (4), the electronic water treatment instrument (3) and the second water pump (17) are all connected with a solar photovoltaic driving system.
3. An air conditioning system combining a ground source heat pump and direct evaporative cooling as claimed in claim 2, wherein the direct evaporative cooling air conditioning unit comprises a unit housing (22), and the unit housing (22) is provided with an air inlet (6) and an air outlet (23) on two opposite side walls; an air filter (7), a surface cooling coil (8), a direct evaporative cooling section, a water baffle (13) and a blower (14) are sequentially arranged in the unit shell (22) according to the flowing direction of air after entering; the liquid inlet of the meter cooling coil (8) is communicated with the water supply main pipe (2) through a second water supply pipe (24), the liquid outlet of the meter cooling coil (8) is connected with the direct evaporation cooling section through a first water supply pipe (10), a three-way valve (9) is further arranged on the first water supply pipe (10), a first connecting port of the three-way valve (9) is communicated with a second connecting port thereof and the first water supply pipe (10), and a third connecting port of the three-way valve (9) is connected with a first water return pipe (25); the solar photovoltaic water heater is characterized by further comprising a second water return pipe (26), one end of the second water return pipe (26) is connected with the direct evaporative cooling section, the other end of the second water return pipe (26) is connected with a water return header pipe (16), the first water return pipe (25) is further communicated with the second water return pipe (26), and the air feeder (14) is connected with a solar photovoltaic driving system.
4. The air conditioning system combining the ground source heat pump and the direct evaporative cooling as claimed in claim 3, wherein the direct evaporative cooling section comprises a water distribution device (11), a filler (12) and a water collection tray (15) which are sequentially arranged from top to bottom, the water distribution device (11) is connected with the liquid outlet of the surface cooling coil (8) through a first water supply pipe (10), and one end of the second water return pipe (26) is communicated with the water collection tray (15).
5. Air conditioning system combining ground source heat pump and direct evaporative cooling according to claim 3, characterized in that the air filter (7) is a bag filter.
6. An air conditioning system combining a ground source heat pump and direct evaporative cooling as claimed in claim 3, wherein the surface cooling coil (8) is externally provided with fins on the pipe wall.
7. A ground source heat pump and direct evaporative cooling combined air conditioning system as claimed in claim 3, wherein the water deflector (13) is a corrugated type water deflector.
8. A ground source heat pump and direct evaporative cooling combined air conditioning system as claimed in claim 3 wherein the blower (14) is a centrifugal fan.
9. The air conditioning system combining the ground source heat pump and the direct evaporative cooling as claimed in claim 3, wherein the solar photovoltaic driving system comprises a solar photovoltaic panel a (18) and a solar photovoltaic panel b (19) arranged on the solar photovoltaic ceiling (1), and further comprises a solar charging and discharging converter (20) and a battery pack (21) which are connected with each other; the solar photovoltaic panel a (18) and the solar photovoltaic panel b (19) are both connected with a solar charging and discharging converter (20); the first water pump (4), the second water pump (17), the electronic water treatment instrument (3) and the blower (14) are all connected with the solar charging and discharging converter (20).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022432765.6U CN213577853U (en) | 2020-10-28 | 2020-10-28 | Air conditioning system combining ground source heat pump and direct evaporative cooling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022432765.6U CN213577853U (en) | 2020-10-28 | 2020-10-28 | Air conditioning system combining ground source heat pump and direct evaporative cooling |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213577853U true CN213577853U (en) | 2021-06-29 |
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ID=76530225
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022432765.6U Expired - Fee Related CN213577853U (en) | 2020-10-28 | 2020-10-28 | Air conditioning system combining ground source heat pump and direct evaporative cooling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213577853U (en) |
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2020
- 2020-10-28 CN CN202022432765.6U patent/CN213577853U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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: 20210629 Termination date: 20211028 |