CN215175621U - Solar energy combined with electric heating multistage evaporative cooling and dehumidifying air conditioning unit - Google Patents
Solar energy combined with electric heating multistage evaporative cooling and dehumidifying air conditioning unit Download PDFInfo
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- CN215175621U CN215175621U CN202120620182.8U CN202120620182U CN215175621U CN 215175621 U CN215175621 U CN 215175621U CN 202120620182 U CN202120620182 U CN 202120620182U CN 215175621 U CN215175621 U CN 215175621U
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Abstract
The utility model belongs to the technical field of dehumidification air conditioning units, in particular to a solar energy combined electrical heating multistage evaporation cooling dehumidification air conditioning unit, which takes water and air as circulating working media and takes solar energy, return air waste heat and electrical heating as dehumidification heat power, and has the advantages of environmental protection, energy conservation, health, strong adaptability and the like; the electric heater is used for assisting the solar heat collecting plate to provide thermal power for the dehumidification process, the electric heater is equivalent to a supplementary heat source, and when the solar heat collecting plate is insufficient in efficiency, the electric heater is electrified to provide dehumidification thermal power, so that the dehumidification effect of the whole system can be ensured, and the stability and the safety of the system are improved; carry out heat recovery to indoor waste heat through the return air duct, heat the heat transfer coil pipe, provide the thermodynamic for the dehumidification process once more, the energy saving does not consume the primary energy, makes the energy-conserving effect of dehumidification cooling more obvious.
Description
Technical Field
The utility model belongs to the technical field of dehumidification air conditioning unit, concretely relates to multistage evaporative cooling dehumidification air conditioning unit of solar energy combined with electric heating.
Technical Field
With the improvement of national economic level, people put higher requirements on the indoor wet environment of buildings. The excessive air humidity not only makes indoor personnel feel uncomfortable, but also increases the possibility of breeding germs indoors. In addition, the method can cause a series of serious problems of books, furniture and clothes going moldy and wall falling ash which affect the living of people. The importance of the dehumidification evaporative cooling air conditioner is not only reflected in daily life, but also reflected in the fields of medical treatment, aerospace, military, electronic components and the like. Therefore, a dehumidification process of the air is very necessary.
The traditional evaporative cooling air conditioning technology is restricted by natural climate conditions in use and popularization, for example, the use of an evaporative cooling unit is restricted in areas with high air humidity, and the efficiency of the unit is even low due to some climate conditions. Therefore, it is necessary to develop and manufacture an air conditioner satisfying the requirements of various environmental conditions.
At present, the elimination of the residual humidity inside the building is usually realized by adopting a refrigeration method, the dehumidification method is unreasonable from the thermodynamic point of view, and in order to avoid discomfort caused by blowing cold air to indoor personnel, the cold air needs to be reheated to the air supply temperature, and the process of firstly cooling and then heating causes great energy waste.
Based on the problem, the utility model discloses an adopt solar panel and return air waste heat to heat exchange coil for the mode of multistage evaporative cooling dehumidification to once heat, carry out the secondary heating with electric heater to heat exchange coil, rethread heat exchange coil is to providing the dehumidification thermodynamic for dehumidification module to the humidity of indoor air is sent into in the reduction. The air which is about to enter the indirect evaporative cooling air conditioning unit and the mixed air box is precooled in a cooling tower mode, so that the efficiency of the evaporative cooling unit is improved, and the air-conditioning system is suitable for the climate conditions of different regions.
SUMMERY OF THE UTILITY MODEL
The utility model provides a multistage evaporative cooling dehumidification air conditioning unit of solar energy combined with electric heating can solve the problem that points out among the background art.
A solar energy combined with electric heating multi-stage evaporative cooling dehumidification air conditioning unit comprises a water module and a wind module;
a water module: the solar heat collector comprises a solar heat collector, a first circulating water pipe connected to the solar heat collector, a heat exchanger, a first water pump and a second water pump, wherein the first circulating water pipe is connected with the heat exchanger for heat exchange;
a wind module: the air-out end of the dehumidification unit is connected with a pre-cooling pipe through an air pipe, the pre-cooling pipe is provided with two air-out pipes which are respectively connected with the evaporative cooling unit and a mixed air box, the mixed air box is connected with an air supply pipe, and the air-out end of the evaporative cooling unit is connected with the mixed air box.
Preferably, a heat storage water tank is connected to the first circulating water pipe, the heat storage water tank and the heat exchanger circulate through a second circulating water pipe, and the second circulating water pipe is provided with a second water pump for connection.
Preferably, an electric heater is connected to the first circulating water pipe, the electric heater is connected with the heat storage water tank in parallel, and a flow valve is arranged at the joint of the electric heater and the electric heater.
Preferably, the heat exchanger is connected with a return air pipe.
Preferably, the return air pipe is provided with two return air ends, one end of the return air pipe is connected with the heat exchanger, the other end of the return air pipe is directly discharged to the outside, and air valves are respectively arranged in the two return air directions.
Preferably, air volume regulating valves are respectively arranged in the two air outlet pipes.
Preferably, the condensed water outlet of the pre-cooling pipe is connected with the cooling tower.
Preferably, an air damper is arranged in the blast pipe.
Preferably, the dehumidifier unit is a rotary wheel dehumidifier unit, and an air inlet end and an air exhaust end of the dehumidifier unit are respectively provided with an induced draft fan and an exhaust fan.
Preferably, the flow valve is a four-way valve and is also connected with a drain pipe, and the second circulating water pipe is connected with a water replenishing pipe through a three-way water valve.
Has the advantages that: water and air are used as circulating working media, solar energy, return air waste heat and electric heating are used as dehumidification heat power, and the dehumidification heat power device has the advantages of environmental protection, energy conservation, health, strong adaptability and the like; the method comprises the steps that outdoor high-humidity air is introduced into a dehumidification unit through an induced draft fan to reduce the humidity of the air, the air with the reduced humidity is pre-cooled through a pre-cooling pipe, the temperature of supplied air is lower than that of the outdoor air and is closer to the dew point temperature, and the air is sent into an evaporative cooling unit to improve the efficiency of the evaporative cooling unit and further improve the quality of the air sent into a room; the electric heater is used for assisting the solar heat collecting plate to provide thermal power for the dehumidification process, the electric heater is equivalent to a supplementary heat source, and when the solar heat collecting plate is insufficient in efficiency, the electric heater is electrified to provide dehumidification thermal power, so that the dehumidification effect of the whole system can be ensured, and the stability and the safety of the system are improved; carry out heat recovery to indoor waste heat through the return air duct, heat the heat transfer coil pipe, provide the thermodynamic for the dehumidification process once more, the energy saving does not consume the primary energy, makes the energy-conserving effect of dehumidification cooling more obvious.
Drawings
Figure 1 is a schematic diagram of the system of the present invention,
description of reference numerals:
reference numbers in the figures: a dehumidifier unit 11; a pre-cooling pipe 12; an air outlet pipe 13, an air volume adjusting valve 14, an induced draft fan 15, an exhaust fan 16 and a second water pump 20; the solar water heater comprises a solar heat collector 21, a first circulating water pipe 22, a heat exchanger 23, a heat storage water tank 24, a second circulating water pipe 25, a first water pump 26, an electric heater 27, an air valve 28, a flow valve 29, a three-way water valve 30, an evaporative cooling unit 3, a mixed air box 4, an air supply pipe 5, a return air pipe 6, a cooling tower 7, an air damper 8, a water discharge pipe 9 and a water replenishing pipe 10.
Detailed Description
In the following, an embodiment of the present invention will be described in detail with reference to the drawings, but it should be understood that the scope of the present invention is not limited by the embodiment.
Example (b):
as shown in fig. 1, an embodiment of the present invention provides a solar energy combined electric heating multistage evaporative cooling dehumidification air conditioning unit, which includes a water module and a wind module;
a water module: the solar heat collector comprises a solar heat collector 21, a first circulating water pipe 22 connected to the solar heat collector 21, a heat exchanger 23, wherein the first circulating water pipe 22 is connected with the heat exchanger 23 for heat exchange, and a first water pump 26 is arranged on the first circulating water pipe 22;
A wind module: the air-conditioning system comprises a dehumidification unit 11, the dehumidification unit 11 is connected with a heat exchanger 23, the exhaust end of the dehumidification unit 11 is connected with a pre-cooling pipe 12 through an air pipe, the pre-cooling pipe 12 is provided with two air outlet pipes 13 which are respectively connected with an evaporative cooling unit 3 and a mixed air box 4, the mixed air box 4 is connected with an air supply pipe 5, and the air outlet end of the evaporative cooling unit 3 is connected with the mixed air box 4.
Specifically, the first circulating water pipe 22 is connected with a heat storage water tank 24, the heat storage water tank 24 and the heat exchanger 23 circulate through a second circulating water pipe 25, the second circulating water pipe 25 is provided with a second water pump 20 for connection, and the heat storage water tank 24 is arranged to prolong the thermal efficiency providing time of the solar thermal collector 21.
The first circulating water pipe 22 is connected with an electric heater 27, the electric heater 27 is connected with the heat storage water tank 24 in parallel, a flow valve 29 is arranged at the joint of the electric heater 27 and the electric heater 27, when the thermal efficiency of the solar heat collector 21 is insufficient, auxiliary heat is provided by the electric heater 27, the dehumidification thermal power is stabilized, and the dehumidification effect of the whole system can be ensured.
The heat exchanger 23 is connected with the return air pipe 6, the return air pipe 6 is provided with two return air ends, one end of the return air end is connected with the heat exchanger 23, the other end of the return air end is directly discharged to the outside, air valves 28 are respectively arranged in two return air directions, heat recovery is carried out on indoor waste heat, the heat exchanger 23 is heated by the waste heat, thermal power is provided for the dehumidification process again, and energy is saved.
And air volume adjusting valves 14 are respectively arranged in the two air outlet pipes 13 to adjust the air outlet ratio.
The condensed water outlet of the pre-cooling pipe 12 is connected with the cooling tower 7.
An air damper 8 is arranged in the air supply pipe 5, and air of the mixing air box 4 is sent into a room through the air damper 8.
Specifically, the dehumidification unit 11 is a rotary dehumidification unit, and an air inlet end and an air exhaust end of the rotary dehumidification unit are respectively provided with an induced draft fan 15 and an exhaust fan 16.
Specifically, the flow valve 29 is a four-way valve, which is further connected with a drain pipe 9, and the second circulating water pipe 25 is connected with a water replenishing pipe 10 through a three-way water valve 30.
The above disclosure is only for a few specific embodiments of the present invention, however, the present invention is not limited to the embodiments, and any changes that can be considered by those skilled in the art shall fall within the protection scope of the present invention.
Claims (10)
1. The utility model provides a multistage evaporation cooling dehumidification air conditioning unit of solar energy combined with electric heating which characterized in that: comprises a water module and a wind module;
a water module: the solar heat collector comprises a solar heat collector (21), a first circulating water pipe (22) connected to the solar heat collector (21), a heat exchanger (23), wherein the first circulating water pipe (22) is connected with the heat exchanger (23) for heat exchange, and a first water pump (26) is arranged on the first circulating water pipe (22);
A wind module: it includes dehumidification unit (11), dehumidification unit (11) with heat exchanger (23) are connected, the exhaust end of dehumidification unit (11) passes through the tuber pipe and is connected with precooling pipe (12), precooling pipe (12) have two way air-out pipes (13), and it is connected with evaporative cooling unit (3) and mixed bellows (4) respectively, mixed bellows (4) are connected with blast pipe (5), the air-out end and the mixed bellows (4) of evaporative cooling unit (3) are connected.
2. The solar energy combined electric heating multistage evaporative cooling dehumidification air conditioning unit as claimed in claim 1, wherein: the heat-storage water tank (24) is connected to the first circulating water pipe (22), the heat-storage water tank (24) and the heat exchanger (23) circulate through a second circulating water pipe (25), and the second circulating water pipe (25) is provided with a second water pump (20) for connection.
3. The solar energy combined electric heating multistage evaporative cooling dehumidification air conditioning unit as claimed in claim 2, wherein: an electric heater (27) is connected to the first circulating water pipe (22), the electric heater (27) and the heat storage water tank (24) are arranged in parallel, and a flow valve (29) is arranged at the joint of the electric heater (27) and the electric heater (27).
4. The solar energy combined electric heating multistage evaporative cooling dehumidification air conditioning unit as claimed in claim 1, wherein: the heat exchanger (23) is connected with the return air pipe (6).
5. The solar energy combined electric heating multistage evaporative cooling dehumidification air conditioning unit as claimed in claim 4, wherein: the air return pipe (6) is provided with two air return ends, one end of the air return end is connected with the heat exchanger (23), the other end of the air return end is directly discharged outdoors, and air valves (28) are respectively arranged in two air return directions.
6. The solar energy combined electric heating multistage evaporative cooling dehumidification air conditioning unit as claimed in claim 5, wherein: and air volume regulating valves (14) are respectively arranged in the two air outlet pipes (13).
7. The solar energy combined electric heating multistage evaporative cooling dehumidification air conditioning unit as claimed in any one of claims 1 to 6, wherein: the condensed water outlet of the pre-cooling pipe (12) is connected with the cooling tower (7).
8. The solar energy combined electric heating multistage evaporative cooling dehumidification air conditioning unit as claimed in any one of claims 1 to 6, wherein: an air damper (8) is arranged in the blast pipe (5).
9. The solar energy combined electric heating multistage evaporative cooling dehumidification air conditioning unit as claimed in any one of claims 1 to 6, wherein: the dehumidification unit (11) is a rotary wheel dehumidification unit, and an air inlet end and an air exhaust end of the dehumidification unit are respectively provided with an induced draft fan (15) and an exhaust fan (16).
10. The solar energy combined electric heating multistage evaporative cooling dehumidification air conditioning unit as claimed in claim 3, wherein: the flow valve (29) is a four-way valve and is also connected with a drain pipe (9), and the second circulating water pipe (25) is connected with a water replenishing pipe (10) through a three-way water valve (30).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120620182.8U CN215175621U (en) | 2021-03-26 | 2021-03-26 | Solar energy combined with electric heating multistage evaporative cooling and dehumidifying air conditioning unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120620182.8U CN215175621U (en) | 2021-03-26 | 2021-03-26 | Solar energy combined with electric heating multistage evaporative cooling and dehumidifying air conditioning unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215175621U true CN215175621U (en) | 2021-12-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120620182.8U Active CN215175621U (en) | 2021-03-26 | 2021-03-26 | Solar energy combined with electric heating multistage evaporative cooling and dehumidifying air conditioning unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215175621U (en) |
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2021
- 2021-03-26 CN CN202120620182.8U patent/CN215175621U/en active Active
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