CN218158843U - Air control system for testing evaporation performance of plant-growing base material in cold and arid region - Google Patents
Air control system for testing evaporation performance of plant-growing base material in cold and arid region Download PDFInfo
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- CN218158843U CN218158843U CN202222602916.7U CN202222602916U CN218158843U CN 218158843 U CN218158843 U CN 218158843U CN 202222602916 U CN202222602916 U CN 202222602916U CN 218158843 U CN218158843 U CN 218158843U
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Abstract
The utility model discloses an air control system of cold arid area plant-growing substrate evaporation performance test relates to cold arid area ecological remediation field. The system comprises an air drying system and an air temperature and humidity control system which are connected through a ventilation pipe; the air temperature and humidity control system comprises a temperature and humidity control box, and an air outlet of the temperature and humidity control box is provided with a vent pipe connected with the evaporation performance testing system. The utility model discloses an air drying system detaches the back with the steam in the air, carries out temperature regulation and humidity control by air temperature and humidity control system to the air after the drying according to the settlement value, and the air of having adjusted the humiture is carried to evaporation performance test system in by the breather pipe, can be more accurate simulate out the air condition in cold drought district, and the selection of planting living substrate has good guiding meaning to cold drought district.
Description
Technical Field
The utility model relates to a cold arid area ecological remediation field, concretely relates to cold arid area plants living substrate evaporation performance test's air control system.
Background
Due to the mining of mineral resources in arid and semiarid regions, the landform and the ecological environment of a large number of mines are seriously damaged, and ecological restoration is urgently needed. Ecological restoration is extremely difficult due to drought and cold in northwest cold and arid regions, so that a plant growth substrate with good water storage performance, strong evaporation resistance and good heat preservation is required to be developed.
When the plant growth base material is developed, under different temperatures, wind speeds and humidity, the high-precision test of the evaporation resistance of the plant growth base material is the key for optimizing and evaluating the evaporation resistance of the plant growth base material. The existing related test equipment mainly measures the evaporation resistance under different wind speeds, but the evaporation resistance test under different temperature, humidity and wind speed coupling conditions is still difficult to realize, the wind speed and temperature change of mine areas in northwest cold and dry areas is large, the highest temperature in summer can reach more than 35 ℃, the lowest temperature in winter can reach less than-10 ℃, and 7-8 grades of strong wind is common, and the wind speed can reach more than 20 m/s. Therefore, the air temperature under different wind speeds must be accurately controlled by simulating and testing the evaporation resistance of the plant growing base material in the northwest cold and dry areas under different temperatures and different wind speeds.
To accurately control the temperature of high-speed flowing air, the existing method is to establish a large-scale temperature control chamber, integrally set a testing device in the temperature control chamber, and accurately control the temperature of the high-speed flowing air by controlling the temperature in the temperature control chamber, but the temperature control chamber occupies a large area, and more energy sources need to be consumed during testing in order to ensure that the overall temperature and humidity in the temperature control chamber are uniform, so that the testing cost is very high. And the existing testing device does not consider the regulation and control of the air humidity of the test. The air humidity in the northwest cold and dry areas is lower and is more than 18-50%, so that the air humidity needs to be accurately controlled during the test. However, the existing test equipment does not perform high-precision regulation and control on the humidity of the flowing air during the test, and the flowing air with the continuous and stable wind speed has difficulty in accurately regulating and controlling the humidity, so that the air condition in a cold and dry area cannot be accurately simulated, and the obtained evaporation performance is not accurate when the vegetation base material is tested.
SUMMERY OF THE UTILITY MODEL
The utility model provides an it is with low costs, and consider the air control system of living substrate evaporation performance test of planting in the cold arid region that air humidity influences to be not enough to prior art.
In order to achieve the above object, the utility model adopts the following technical scheme:
the air control system for testing the evaporation performance of the plant growth substrate in the frigid and arid region comprises an air drying system and an air temperature and humidity control system which are connected through a ventilation pipe; the air temperature and humidity control system comprises a temperature and humidity control box, and an air outlet of the temperature and humidity control box is provided with a vent pipe connected with the evaporation performance testing system.
Further, the air drying system comprises an air drying box, an air blower, a heat exchange condenser, a drying agent drying device and an air compressor are sequentially connected inside the air drying box, an air inlet of the air blower penetrates out of the air drying box, and a water outlet of a condensation pipe of the heat exchange condenser penetrates out of the air drying box; the air outlet of the air compressor is connected with the air temperature and humidity control system through a ventilation pipe.
Further, a support is arranged below the air drying box. The air drying box is lifted by a certain height by the support, so that condensed water of the heat exchange condenser can flow out conveniently.
Further, an air inlet of the temperature and humidity control box is connected with the air drying system, a temperature sensor and a humidity sensor are arranged in the temperature and humidity control box, and the temperature sensor and the humidity sensor are both positioned at the bottom of the temperature and humidity control box; a temperature regulator is also arranged in the temperature and humidity control box; the temperature regulator is electrically connected with the temperature sensor; the air temperature and humidity control system further comprises a humidifier, the humidifier is located on the outer side of the temperature and humidity control box, a humidification pipe of the humidifier is communicated with the inside of the temperature and humidity control box, and the humidifier is electrically connected with the humidity sensor.
Further, the air inlet is located the top of atmospheric control case, and the air inlet sets up with atmospheric control case's gas outlet central symmetry on the atmospheric control case. Air inlet and gas outlet central symmetry set up and to make the air path of marcing longest in the atmospheric control case, make things convenient for temperature regulators and humidifier to carry out temperature and humidity control to the air.
Furthermore, the box wall of the temperature and humidity control box is provided with a heat preservation and insulation layer. The heat preservation insulating layer prevents air in the temperature and humidity control box from exchanging heat with the outside, so that the control precision of the air temperature can be enhanced.
The utility model has the advantages that:
the utility model discloses an air drying system detaches the back with the steam in the air, carries out temperature regulation and humidity control by air temperature and humidity control system to the air after the drying according to the settlement value, and the air of having adjusted the humiture is carried to evaporation performance test system in by the breather pipe, can be more accurate simulate out the air condition in cold drought district, and the selection of planting living substrate has good guiding meaning to cold drought district. The utility model discloses simple structure, area is little, can consume the energy cost still less than prior art and just realize the simulation to cold arid district air, has reduced experimental cost and the degree of difficulty, has improved the detection accuracy who plants living substrate evaporation performance.
Drawings
Fig. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic view of the internal structure of the air dryer;
fig. 3 is a schematic view of the internal structure of the temperature and humidity control box.
Wherein, 1, ventilating pipe; 2. an air drying oven; 3. a temperature and humidity control box; 31. an air inlet; 32. an air outlet; 4. a breather pipe; 5. a blower; 51. an air inlet; 6. a heat exchange condenser; 61. a water outlet of the condensation pipe; 7. a desiccant drying device; 8. an air compressor; 9. a support; 10. a temperature sensor; 11. a humidity sensor; 12. a temperature regulator; 13. a humidifier; 14. a humidifying pipe; 15. temperature and humidity control panel.
Detailed Description
The following description of the embodiments of the present invention is provided to facilitate the understanding of the present invention by those skilled in the art, but it should be understood that the present invention is not limited to the scope of the embodiments, and various changes may be made apparent to those skilled in the art within the spirit and scope of the present invention as defined and defined by the appended claims.
As shown in fig. 1-3, an air control system for evaporation performance test of plant-grown substrate in frigid and arid regions comprises an air drying system and an air temperature and humidity control system connected by a ventilation pipe 1; the air temperature and humidity control system comprises a temperature and humidity control box 3, and an air outlet 32 of the temperature and humidity control box 3 is provided with a vent pipe 4 connected with the evaporation performance test system.
The air drying system comprises an air drying box 2, an air blower 5, a heat exchange condenser 6, a drying agent drying device 7 and an air compressor 8 are sequentially connected inside the air drying box 2, an air inlet 51 of the air blower 5 penetrates out of the air drying box 2, and a water outlet 61 of a condensation pipe of the heat exchange condenser 6 penetrates out of the air drying box 2; the heat exchange condenser 6 is in the prior art, and mainly performs heat exchange with air through a refrigerating device to condense water vapor in the air, so that the effect of reducing the air humidity is realized; meanwhile, the auxiliary air temperature and humidity control system adjusts the temperature of the air to simulate the temperature of the air in the frigid and arid regions. An air outlet of the air compressor 8 is connected with the temperature and humidity control box 3 through a ventilation pipe 1. A bracket 9 is also arranged below the air drying box 2. The air drying box 2 is lifted by the bracket 9 to a certain height, thereby facilitating the outflow of the condensed water of the heat exchange condenser 6.
An air inlet 31 of the temperature and humidity control box 3 is connected with the air drying box 2, a temperature sensor 10 and a humidity sensor 11 are arranged inside the temperature and humidity control box 3, and the temperature sensor 10 and the humidity sensor 11 are both positioned at the bottom of the temperature and humidity control box 3; a temperature regulator 12 is also arranged in the temperature and humidity control box 3, and the temperature regulator 12 is electrically connected with the temperature sensor 10; the temperature regulator 12 includes a heater and a compressor, and the temperature regulator 12 performs heating or cooling according to the temperature of the air in the temperature and humidity control box 3 detected by the temperature sensor 10, thereby regulating the temperature of the air. The air inlet 31 is located at the top end of the temperature and humidity control box 3, and the air inlet 31 and the air outlet 32 of the temperature and humidity control box 3 are arranged on the temperature and humidity control box 3 in a centrosymmetric manner. And the wall of the temperature and humidity control box 3 is provided with a heat insulation layer.
The air temperature and humidity control system further comprises a humidifier 13, the humidifier 13 is located on the outer side of the temperature and humidity control box 3, a humidifying pipe 14 of the humidifier 13 is communicated with the inside of the temperature and humidity control box 3, and the humidifier 13 is electrically connected with the humidity sensor 11. The humidifier 13 performs a humidification operation based on the humidity of the air in the temperature/humidity control box 3 detected by the humidity sensor 11, and adjusts the air dried by the air drying box 2 to the humidity of the air in the simulated frigid and arid regions. And a temperature and humidity control panel 15 which is convenient for controlling the temperature regulator 12 and the humidifier 13 is arranged outside the temperature and humidity control box 3.
The utility model discloses theory of operation and use flow:
the blower 5 works to collect and blow air to the heat exchange condenser 6, the heat exchange condenser 6 works to condense water vapor in the air, the humidity in the air is reduced, and meanwhile, the temperature of the air is preliminarily reduced; air continues to pass through desiccant drying device 7, under the effect of drier, further reduces air humidity, makes things convenient for air temperature and humidity control system to the accurate control of air humidity, also makes air compressor machine 8 can not generate the comdenstion water simultaneously, reduces air compressor machine 8's damage probability, reduces the cost of maintenance to air compressor machine 8. After being dried by the heat exchange condenser 6 and the drying agent drying device 7, the air is pressurized into 800kPa high-pressure gas by the air compressor 8 and is transmitted to the temperature and humidity control box 3, and the 800kPa high-pressure gas pressurized by the air compressor 8 provides a foundation for simulating 7-8-level strong wind in the frigid and arid regions.
The high-pressure gas enters the temperature and humidity control box 3, the temperature regulator 12 heats or refrigerates according to the temperature of the air in the temperature and humidity control box 3 detected by the temperature sensor 10, and the temperature of the high-pressure gas is regulated to a set temperature; meanwhile, the humidifier 13 performs a humidification operation based on the humidity of the air in the temperature/humidity control box 3 detected by the humidity sensor 11, and adjusts the air dried by the air drying box 2 to a set air humidity. The air with the adjusted temperature and humidity is led to the evaporation performance test system through the air pipe 4, and evaporation performance test is carried out on the vegetation base material.
Claims (6)
1. An air control system for testing the evaporation performance of a plant-growing substrate in a frigid and arid region is characterized by comprising an air drying system and an air temperature and humidity control system which are connected through a ventilation pipe (1); the air temperature and humidity control system comprises a temperature and humidity control box (3), wherein an air outlet (32) of the temperature and humidity control box (3) is provided with a vent pipe (4) connected with the evaporation performance test system.
2. The air control system for the test of the evaporation performance of the vegetation substrate in the frigid and arid regions according to claim 1, wherein the air drying system comprises an air drying box (2), an air blower (5), a heat exchange condenser (6), a desiccant drying device (7) and an air compressor (8) are sequentially connected inside the air drying box (2), an air inlet (51) of the air blower (5) penetrates out of the air drying box (2), and a water outlet (61) of a condensation pipe of the heat exchange condenser (6) penetrates out of the air drying box (2); and an air outlet of the air compressor (8) is connected with an air temperature and humidity control system through a pipeline.
3. The air control system for the test of the evaporation performance of the vegetation base material in the frigid and arid regions according to claim 2, wherein a support (9) is further disposed below the air drying box (2).
4. The air control system for the evaporation performance test of the vegetation base materials in the frigid and arid regions according to claim 1, wherein an air inlet (31) of the temperature and humidity control box (3) is connected with an air drying system, a temperature sensor (10) and a humidity sensor (11) are arranged inside the temperature and humidity control box (3), and the temperature sensor (10) and the humidity sensor (11) are both located at the bottom of the temperature and humidity control box (3); a temperature regulator (12) is also arranged in the temperature and humidity control box (3); the temperature regulator (12) is electrically connected with the temperature sensor (10); the air temperature and humidity control system further comprises a humidifier (13), the humidifier (13) is located on the outer side of the temperature and humidity control box (3), the humidifying pipe (14) of the humidifier (13) is communicated with the inside of the temperature and humidity control box (3), and the humidifier (13) is electrically connected with the humidity sensor (11).
5. The air control system for the vegetation substrate evaporation performance test in the frigid and arid regions according to claim 4, wherein the air inlet (31) is located at a top end of the temperature and humidity control box (3), and the air inlet (31) and the air outlet (32) of the temperature and humidity control box (3) are arranged on the temperature and humidity control box (3) in a centrosymmetric manner.
6. The air control system for the evaporation performance test of the vegetation base materials in the frigid and arid regions according to claim 4, wherein the wall of the temperature and humidity control box (3) is provided with a heat preservation and insulation layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222602916.7U CN218158843U (en) | 2022-09-30 | 2022-09-30 | Air control system for testing evaporation performance of plant-growing base material in cold and arid region |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222602916.7U CN218158843U (en) | 2022-09-30 | 2022-09-30 | Air control system for testing evaporation performance of plant-growing base material in cold and arid region |
Publications (1)
| Publication Number | Publication Date |
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| CN218158843U true CN218158843U (en) | 2022-12-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222602916.7U Active CN218158843U (en) | 2022-09-30 | 2022-09-30 | Air control system for testing evaporation performance of plant-growing base material in cold and arid region |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218158843U (en) |
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2022
- 2022-09-30 CN CN202222602916.7U patent/CN218158843U/en active Active
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