CN216886173U - Air conditioning system for green general truck based on solar energy and evaporative cooling technology - Google Patents
Air conditioning system for green general truck based on solar energy and evaporative cooling technology Download PDFInfo
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- CN216886173U CN216886173U CN202122876351.7U CN202122876351U CN216886173U CN 216886173 U CN216886173 U CN 216886173U CN 202122876351 U CN202122876351 U CN 202122876351U CN 216886173 U CN216886173 U CN 216886173U
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/80—Technologies aiming to reduce greenhouse gasses emissions common to all road transportation technologies
- Y02T10/88—Optimized components or subsystems, e.g. lighting, actively controlled glasses
Abstract
The utility model discloses a solar energy and evaporative cooling technology-based air conditioning system for a green through truck, which comprises a solar photovoltaic panel connected with a storage battery of the automobile through a storage battery, wherein the storage battery is connected with an air conditioning unit through a lead; an indirect evaporative cooling system and a direct evaporative cooling system are sequentially arranged in the shell and between the air inlet and the primary fan in the air inlet direction; the air supply outlet is communicated with an air supply static pressure layer positioned on the upper part of the carriage, and a plurality of carriage air supply outlets are uniformly arranged on the air supply static pressure layer and communicated with the inside of the carriage. The air conditioning system adopts a composite system of indirect evaporative cooling and direct evaporative cooling, so that the temperature of the air to be treated is lower than the temperature of a local air wet bulb and approaches to the dew point temperature, and the temperature reduction range is larger.
Description
Technical Field
The utility model belongs to the technical field of air conditioning systems, and particularly relates to an air conditioning system for a green general truck based on solar energy and evaporative cooling technology.
Background
In the transportation of vegetables from vegetable greenhouses to vegetable markets, how to keep the vegetables fresh in the transportation process is an urgent problem to be solved. Traditional mechanical refrigeration green leads to truck to the article that needs low temperature to be preserved, can play effective guard action, nevertheless to vegetable class green food, if place in low temperature environment for a long time, moisture will run off in a large number, loses new freshness, causes damage and moisture loss to the vegetables surface easily, can't effectively preserve to food such as vegetables. In view of the current situation, a green truck air conditioning system based on solar energy and evaporative cooling technology is provided.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an air conditioning system for a green ventilation truck based on solar energy and evaporative cooling technology, which improves the internal environment of the green ventilation truck by combining a solar panel, a storage battery and the evaporative cooling technology and manufactures an internal environment suitable for preserving fresh fruits and vegetables.
The technical scheme adopted by the utility model is that the air conditioning system for the green traffic truck based on solar energy and evaporative cooling technology comprises a solar photovoltaic panel connected with a storage battery of the automobile through a storage battery, wherein the storage battery is connected with an air conditioning unit through a lead, the air conditioning unit comprises a shell, the side wall of the shell is provided with an air inlet, one end of the side wall adjacent to the air inlet, which is far away from the air inlet, is provided with an air supply outlet, and the shell is provided with a primary air fan corresponding to the position of the air supply outlet; an indirect evaporative cooling system and a direct evaporative cooling system are sequentially arranged in the shell and between the air inlet and the primary fan in the air inlet direction; the air supply outlet is communicated with an air supply static pressure layer positioned on the upper part of the carriage, and a plurality of carriage air supply outlets are uniformly arranged on the air supply static pressure layer and communicated with the inside of the carriage.
The present invention is also characterized in that,
a filter is arranged between the indirect evaporative cooling system and the air inlet.
A water baffle is arranged between the direct evaporative cooling system and the primary air fan.
The indirect evaporative cooling system comprises a circulating water tank a arranged at the bottom of the machine shell, an indirect evaporative cooler, a high-pressure nozzle a and a secondary air fan are sequentially arranged above the circulating water tank a from bottom to top, and a secondary air outlet is arranged on the top wall of the machine shell at a position opposite to the secondary air fan; the high-pressure nozzle a is communicated with a circulating water tank a through a water supply pipe a, and a circulating water pump a is arranged on the water supply pipe a.
The direct evaporative cooling system comprises a circulating water tank b arranged at the bottom of the machine shell, a filler is arranged above the circulating water tank b, high-pressure nozzles b are arranged above and beside the filler and communicated with the circulating water tank b through a water supply pipe b, and a circulating water pump b is arranged on the water supply pipe b.
The utility model has the beneficial effects that:
(1) the solar photovoltaic panel is adopted, the storage battery is added in the system, solar energy is absorbed when the solar energy is sufficient and is stored in the storage battery, the solar energy is fully utilized in hot summer or in transition seasons, and the storage battery can be utilized to provide energy for the air conditioning system when an automobile engine is in a closed state.
(2) The utility model connects the storage battery with the automobile storage battery, can store the redundant chemical energy when the automobile engine is in the running state, provides sufficient energy for the air conditioning system, realizes energy conversion and utilization, and improves the energy utilization efficiency of the system.
(3) The air conditioning system adopts an indirect evaporative cooling and direct evaporative cooling composite system, air is subjected to equal-humidity cooling through an indirect evaporative cooling system and then subjected to equal-enthalpy cooling through a direct evaporative cooling system, the temperature of the processed air is lower than the temperature of a local air wet bulb and is close to the dew point temperature, and the cooling amplitude is larger.
(4) The direct section high-pressure spraying device is in a three-dimensional water distribution mode, air can be cooled and humidified in a small space under the condition that the time for air to pass through the filler is short, moisture can be fully contacted with the air, and the evaporative cooling efficiency is high. The contact water quantity is large, too high spraying pressure is not needed, and the damage of the packing layer caused by too high pressure is avoided.
(5) The utility model combines the evaporative cooling technology with the green truck transportation, and the humidity of the air treated by the unit is increased while the temperature is reduced, so that the air can form dynamic balance with the osmotic pressure on the surfaces of fruits and vegetables, thereby playing the role of fresh-keeping.
(6) The air supply section is provided with an air supply static pressure layer, and the treated outdoor air is sent into the air supply static pressure layer under the action of the fan, so that the air is uniformly discharged from each carriage air supply outlet, and the air flow in the carriage is more stable.
Description of the drawings:
FIG. 1 is a schematic diagram of the air conditioning system of the present invention;
FIG. 2 is a schematic diagram of the air conditioning unit of the air conditioning system of the present invention;
fig. 3 is a schematic structural diagram of a solar photovoltaic panel in the air conditioning system of the present invention.
In the figure, 1, a truck head, 2, a solar photovoltaic panel, 3, an air conditioning unit, 4, a carriage air supply outlet, 5, a storage compartment, 6, an air inlet, 7, a filter, 8, a circulating water tank a, 9, an indirect evaporative cooler, 10, a circulating water pump a, 11, a water supply pipe a, 12, a water baffle, 13, a primary air fan, 14, a filler, 15, a high-pressure nozzle a, 16, a secondary air fan, 17, a secondary air outlet, 18, a storage battery, 19, an automobile storage battery, 20, an air supply static pressure layer, 21, a circulating water tank b, 22, a circulating water pump b, 23, a water supply pipe b, 24 and a high-pressure nozzle b are arranged.
The specific implementation method comprises the following steps:
the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.
The structure of the air conditioning system for the green general truck based on the solar energy and evaporative cooling technology is shown in figure 1, and the air conditioning system comprises a solar photovoltaic panel 2, wherein the solar photovoltaic panel 2 is arranged at the top of a truck head 1 and is connected with a storage battery 18 through a lead, as shown in figure 3. The solar photovoltaic panel 2 is also connected with the air conditioning unit 3, and in hot summer or in transition seasons, solar energy is fully utilized, absorbed and stored in the storage battery, and the storage battery 18 can be utilized to provide electric energy for the air conditioning unit 3 when the automobile engine is in a closed state; meanwhile, the storage battery 18 is also connected with an automobile storage battery 19 through a lead, as shown in figure 3; the redundant chemical energy when the automobile engine is in the running state can be stored, sufficient energy is provided for the air conditioning system, energy conversion and utilization are realized, and the energy utilization efficiency of the system is improved; inside storage compartment 5 that sets up in carriage, air conditioning unit 3 set up with the carriage top, and air conditioning unit 3 air supply section sets up air supply static pressure layer 20, and the outdoor air who has handled sends into air supply static pressure layer 20 under the fan effect, and air supply static pressure layer 20 evenly is provided with a plurality of carriage supply-air outlet 4 for the even 4 discharges of every carriage supply-air outlet of following of air, the air current in the carriage is more stable.
As shown in fig. 2, the air conditioning unit 3 includes a casing, an air inlet 6 and an air outlet are respectively arranged at two adjacent sides of the casing, a primary air fan 13 is arranged at the position of the air outlet, and an indirect evaporative cooling system and a direct evaporative cooling system are sequentially arranged in the casing in the air inlet direction of the air inlet 6 and the primary air fan 13; a filter 7 is arranged between the indirect evaporative cooling system and the air inlet 6, and a water baffle 12 is arranged between the direct evaporative cooling system and the primary fan 13, so that redundant steam is eliminated and the fan is prevented from being damaged.
The indirect evaporative cooling system comprises an indirect evaporative cooler 9, wherein a high-pressure touch nozzle a15 and a circulating water tank a8 are sequentially arranged above and below the indirect evaporative cooler 9, the circulating water tank a8 is positioned at the bottom of the machine shell at the position opposite to the indirect evaporative cooler 9, the circulating water tank a8 is connected with a high-pressure nozzle a15 through a water supply pipe a11, and a circulating water pump a10 is arranged on the water supply pipe a 11; the secondary air fan 16 is arranged above the high-pressure nozzle a15, and a secondary air outlet 17 is arranged at the top wall of the machine shell corresponding to the secondary air fan 16.
The direct evaporative cooling system comprises a filler 14, a circulating water tank b21 is arranged below the filler 14, the circulating water tank b21 is positioned at the bottom of a machine shell at a position opposite to the filler 14, and high-pressure nozzles b24 are respectively arranged above and on the side of the filler 14 to form a three-dimensional water distribution form, so that the air can be cooled and humidified in a small space under the condition that the time for the air to pass through the filler 14 is short, the moisture can be fully contacted with the air, the evaporative cooling efficiency is high, the contact water quantity is large, too high spray pressure is not needed, and the filler 14 is prevented from being damaged by too high pressure; the high pressure nozzle b24 is connected to a circulation water tank b21 through a water supply pipe b23, and a circulation water pump b22 is provided to the water supply pipe b 23.
The air conditioning system adopts an indirect evaporative cooling system and a direct evaporative cooling system, air is subjected to equal-humidity cooling through an indirect evaporative cooler 9 and then subjected to equal-enthalpy cooling through the direct evaporative cooling system, so that the temperature of the processed air is lower than the temperature of a local air wet bulb and is close to the dew point temperature, and the cooling amplitude is larger.
The air conditioning system of the utility model has the following three working modes according to different seasons:
and (3) summer treatment process:
in the summer treatment process, the indirect evaporative cooling system and the direct evaporative cooling system are both in working states. Outdoor air enters the interior of the unit through the air inlet 6 under the action of the primary fan 13, is divided into two air flows after being filtered by the filter 7, one part of the air flow serves as secondary air inlet of the indirect evaporative cooling system, the other part of the air flow passes through an inner channel of the indirect evaporative cooler 9, the circulating water pump a10 pumps water out of the circulating water tank a8 and passes through the high-pressure nozzle a15, a water film is attached to the outer side of the indirect evaporative cooler 9, and redundant water continuously flows back to the circulating water tank a8 to complete a cycle; the secondary air serving as an indirect evaporative cooling system and the water film attached to the outer surface of the indirect evaporative cooler 9 perform heat and moisture exchange, the secondary air is cooled and transfers the cold energy to the primary air in the indirect evaporative cooler 9, and finally the secondary air is discharged to the outside through a secondary air outlet 17 by a secondary fan 16.
The cooled primary air enters the direct evaporative cooling system again, the circulating water pump b22 pumps water out of the circulating water tank b21 and sprays the water on the surface of the filler 14 uniformly through the high-pressure nozzle b24, the primary air and the water generate sufficient heat and humidity exchange at the filler 14 to perform an isenthalpic cooling process, and the primary air is located between the local air wet bulb temperature and the dew point temperature. The cooled air is passed through the water baffle 12 to eliminate redundant water vapor so as to avoid damaging the primary air fan 13, and then is sent into the air supply static pressure layer 20 under the action of the primary air fan 13, and is sent into the interior of the carriage through the carriage air supply outlet 4 and flows through each storage compartment 5.
And (3) transition season treatment process:
in the transitional season treatment process, the outdoor temperature is lower than that in summer, at the moment, only the direct evaporative cooling system is started, outdoor air enters the unit through the air inlet 6 under the action of the primary air fan 13 and is filtered by the filter 7 to reach the direct evaporative cooling system, the circulating water pump b22 pumps water out of the circulating water tank b21 and uniformly sprays the water on the surface of the filler 14 through the high-pressure nozzle b24, the primary air and the water are subjected to sufficient heat and humidity exchange at the filler 14 to perform an isenthalpic cooling process, and at the moment, the primary air is located between the local air wet bulb temperature and the dew point temperature. The air after the cooling eliminates unnecessary vapor through breakwater 12 and avoids damaging primary air fan 13, later sends into air supply static pressure layer 20 under primary air fan 13's effect, sends into the inside each storing compartment 5 that flows through of carriage through carriage supply-air outlet 4, keeps being in the suitable state of low humiture in the carriage.
The winter treatment process comprises the following steps:
in winter, outdoor temperature is lower, and the temperature can satisfy the fresh-keeping requirement of the inside vegetables in carriage, only needs primary air fan 13 to be in operating condition this moment, closes direct evaporative cooling system and indirect evaporative cooling system, and primary air fan 13 sends outdoor low temperature air into air supply static pressure layer 20, sends into the inside each storing compartment 5 of flowing through in carriage through carriage supply-air outlet 4, keeps the inside low temperature condition that is in of carriage.
The utility model combines the evaporative cooling technology with the green truck transportation, and the humidity of the air treated by the unit is increased while the temperature is reduced, so that the air can form dynamic balance with the osmotic pressure on the surfaces of fruits and vegetables, thereby playing the role of fresh-keeping.
Claims (5)
1. The air conditioning system for the green-traffic truck based on solar energy and evaporative cooling technology is characterized by comprising a solar photovoltaic panel (2) connected with an automobile battery (19) through a storage battery (18), wherein the storage battery (18) is connected with an air conditioning unit (3) through a wire, the air conditioning unit (3) comprises a shell, the side wall of the shell is provided with an air inlet (6), one end, far away from the air inlet (6), of the side wall adjacent to the air inlet (6) is provided with an air supply outlet, and a primary fan (13) is arranged at the position, corresponding to the air supply outlet, of the shell; an indirect evaporative cooling system and a direct evaporative cooling system are sequentially arranged in the shell, between the air inlet (6) and the primary fan (13) according to the air inlet direction; the air supply ports are communicated with an air supply static pressure layer (20) positioned on the upper part of the carriage, and a plurality of carriage air supply ports (4) are uniformly arranged on the air supply static pressure layer (20) and are communicated with the inside of the carriage.
2. Air conditioning system according to claim 1, characterized in that a filter (7) is arranged between the indirect evaporative cooling system and the air intake (6).
3. Air conditioning system according to claim 1, characterized in that a water baffle (12) is arranged between the direct evaporative cooling system and the primary air fan (13).
4. The air conditioning system according to claim 1, 2 or 3, wherein the indirect evaporative cooling system comprises a circulating water tank a (8) arranged at the bottom of the cabinet, an indirect evaporative cooler (9), a high-pressure nozzle a (15) and a secondary air blower (16) are sequentially arranged above the circulating water tank a (8) from bottom to top, and a secondary air outlet (17) is arranged on the top wall of the cabinet opposite to the secondary air blower (16); the high-pressure nozzle a (15) is communicated with the circulating water tank a (8) through a water supply pipe a (11), and a circulating water pump a (10) is arranged on the water supply pipe a (11).
5. The air conditioning system as claimed in claim 1, 2 or 3, wherein the direct evaporative cooling system comprises a circulating water tank b (21) disposed at the bottom of the cabinet, a filler (14) is disposed above the circulating water tank b (21), high pressure nozzles b (24) are disposed above and beside the filler (14), the high pressure nozzles b (24) are communicated with the circulating water tank b (21) through a water supply pipe b (23), and a circulating water pump b (22) is disposed on the water supply pipe b (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122876351.7U CN216886173U (en) | 2021-11-22 | 2021-11-22 | Air conditioning system for green general truck based on solar energy and evaporative cooling technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122876351.7U CN216886173U (en) | 2021-11-22 | 2021-11-22 | Air conditioning system for green general truck based on solar energy and evaporative cooling technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216886173U true CN216886173U (en) | 2022-07-05 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122876351.7U Active CN216886173U (en) | 2021-11-22 | 2021-11-22 | Air conditioning system for green general truck based on solar energy and evaporative cooling technology |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216886173U (en) |
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2021
- 2021-11-22 CN CN202122876351.7U patent/CN216886173U/en active Active
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