CN109417958A - A kind of Winter Solar Greenhouse dehumidification device and its method of greenhouse dehumidifying - Google Patents
A kind of Winter Solar Greenhouse dehumidification device and its method of greenhouse dehumidifying Download PDFInfo
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- CN109417958A CN109417958A CN201710738349.9A CN201710738349A CN109417958A CN 109417958 A CN109417958 A CN 109417958A CN 201710738349 A CN201710738349 A CN 201710738349A CN 109417958 A CN109417958 A CN 109417958A
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G9/00—Cultivation in receptacles, forcing-frames or greenhouses; Edging for beds, lawn or the like
- A01G9/24—Devices or systems for heating, ventilating, regulating temperature, illuminating, or watering, in greenhouses, forcing-frames, or the like
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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
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A40/00—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production
- Y02A40/10—Adaptation technologies in agriculture, forestry, livestock or agroalimentary production in agriculture
- Y02A40/25—Greenhouse technology, e.g. cooling systems therefor
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P60/00—Technologies relating to agriculture, livestock or agroalimentary industries
- Y02P60/14—Measures for saving energy, e.g. in green houses
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Abstract
The invention discloses a kind of Winter Solar Greenhouse dehumidification device for belonging to agriculture project equipment technical field and its methods of greenhouse dehumidifying.The device of the invention mainly passes through Temperature Humidity Sensor and monitors in real time to the indoor temperature of temperature, humidity variation, take corresponding dehumidifying management mode, the new air temperature of outdoor air inlet is improved using total heat recovery heat exchanger, reduces the indoor relative humidity of temperature, and air humidity is reduced in Lai Shixian winter greenhouse and does not reduce temperature.Method of the invention is to guarantee that the indoor temperature of temperature does not reduce, while reducing air humidity to meet the needs of crop normal growth.Equipment of the invention is simple, at low cost, operational effect is good, and energy consumption mostlys come from power consumption when blower and electric heater work, has the characteristics that energy saving, practical.Method of the invention carries out real-time monitoring to the indoor temperature and humidity of temperature, and labour is greatly saved without cumbersome manual operation in monitoring and all automatic controls of adjustment process.
Description
Technical field
The invention belongs to agriculture project equipment technical fields, and in particular to a kind of Winter Solar Greenhouse dehumidification device and its temperature
The method of room dehumidifying.
Background technique
When heliogreenhouse produces in winter, indoor low temperature, high humidity environment so that crop is also easy to produce disease and influence product production
Therefore amount and quality it is imperative to improve the indoor air humidity environment of temperature.
Currently, common dehumanization method mainly opens roof window or side window carries out in the actual production of China's heliogreenhouse
Room air is forced discharge outdoor to reach the warm indoor humidity of reduction by gravity-flow ventilation, or the simple exhaust fan of auxiliary.But it opens a window
Or force air draft while, inevitably bring warm indoor air temperature reduce the problem of.Therefore, during the cold season, heliogreenhouse
How not only to have reduced air humidity but guarantee indoor air temperature do not reduce significantly, become greenhouse dehumidifying face mainly ask
Topic.
Therefore, warm indoor humidity can either be effectively reduced there is an urgent need to one kind in actual production and does not reduce the day of temperature
Light greenhouse dehumidification equipment and method.
Summary of the invention
It is an object of the invention to remove for low temperature, the environmental quality of high humidity and tradition in cold season heliogreenhouse
The wet mode problem that inevitably bring temperature reduces proposes that one kind can either reduce indoor humidity very little reduction interior again
The Winter Solar Greenhouse dehumidification device of temperature.
The object of the invention is also to provide the methods for carrying out greenhouse dehumidifying using above-mentioned dehumidification device.
Realize that technical scheme is as follows:
A kind of Winter Solar Greenhouse dehumidification device, including casing 1, exhaust fan 4, air intake blower fan 5, electric cabinet 13 and warm and humid
Spend sensor 14, which is characterized in that the exhaust fan 4 is located at waste air outlet 8, for indoor waste air to be discharged；Waste air pipeline
It is logical that outlet 11, waste air outlet 8, total heat recovery heat exchanger 2, waste air entrance 7 and waste air entrance 15 are sequentially connected composition air draft
Road；Air intake blower fan 5 is located at fresh air outlet 6, is used for indoor feeding fresh air；Fresh air pipeline entrance 12, fresh air inlet 9, full heat
Recovery type heat exchanger 2, fresh air outlet 6 and fresh air pipeline outlet 16 are sequentially connected composition air intake passage；Temperature Humidity Sensor 14 is put
It sets at the top of the crop canopies of greenhouse middle and is connected with electric cabinet 13；Electric cabinet 13 is connected with terminal box 3 and controls air draft wind
Machine 4, air intake blower fan 5 and electric heater 10；Electric heater 10 is located at fresh air outlet 6.
Waste air outlet 8 and fresh air inlet 9 are separated by metal plate, and fresh air outlet 6 is separated with waste air entrance 7 by metal plate.
Fresh air pipeline entrance 12 is located at the outdoor of greenhouse east side gable, for introducing fresh air, 16 setting of fresh air pipeline outlet
Interior at the gable of greenhouse west side is 3~3.2m away from ground level.
Waste air entrance 15 is arranged in greenhouse east side, away from ground 1~1.5m eminence.Waste air pipe outlet 11 is located at greenhouse
The outdoor of east side gable is used for outdoor discharge waste air.
A kind of method of Winter Solar Greenhouse dehumidifying, comprising the following steps:
1) by the 14 indoor temperature and humidity of real-time detection temperature of Temperature Humidity Sensor, electric cabinet 13 first determine whether the time whether
In the period of setting, the real time humiture data of Temperature Humidity Sensor 14 and setting are started if meeting the requirements electric cabinet 13
Temperature and humidity value be compared；When actually measured humidity is greater than the unlatching humidity of setting, temperature comparison is carried out；If practical
When the temperature measured is greater than the opening temperature of setting, air intake blower fan 5 and exhaust fan 4 are opened, enables dehumidification mode；If practical
When the temperature measured is less than the opening temperature of setting, air intake blower fan 5 and electric heater 10 are opened, closes exhaust fan 4, equipment opens
With heating mode, greenhouse air is heated, until electric heater 10 stops work when temperature is higher than dehumidification mode opening temperature
Make, if actually measured humidity indoor at this time is higher than the unlatching humidity of setting, air intake blower fan 5 works on, opens simultaneously
Exhaust fan 4；Otherwise air intake blower fan 5 is closed；
2) under dehumidification mode, the dry, cold air outside greenhouse enters through fresh air inlet 9 and dehumidifies under the effect of air intake blower fan 5
Device, in total heat recovery heat exchanger 2 with warm room temperature is higher, the biggish air of humidity carries out sensible heat, latent heat exchange, it is outdoor
Temperature increases after fresh air obtains heat, then enters greenhouse；Meanwhile the indoor waste air of temperature is in the case where exhaust fan 4 is pumped, by waste air
Entrance 7 enters in total heat recovery heat exchanger 2, carries out heat exchange, and discharge is outdoor after releasing heat, condensed water being precipitated；
In its heating mode, air intake blower fan 5 and electric heater 10 are opened simultaneously, and exhaust fan 4 is not turned on；At this time outside greenhouse
Dry, cold air under the action of air intake blower fan 5, into dehumidification device, total heat recovery heat exchanger 2 is passed through in equipment, but not
Heat exchange is carried out, then air is heated by electric heater 10, temperature increases after outdoor fresh air is heated, and then enters
Greenhouse, making greenhouse, the temperature rises；
3) when the real-time humidity signal of Temperature Humidity Sensor 14 reaches the stopping humidity value of setting, dehumidification device stops work
Make；In the runing time section of setting, when the live signal of Temperature Humidity Sensor 14 meets temperature and humidity entry condition again, remove
Wet device will be again turned on, and be dehumidified or be heated；
4) the runing time section of dehumidification device is set are as follows: at night in winter, set the machine startup time as 18:00~19:00,
Machine down time is next day 8:00~9:00；
5) 8 DEG C of operation opening temperature of dehumidification device are set, stop 6 DEG C of temperature；
6) the dehumidifying section for selecting suitable air quantity, setting suitable according to winter external environmental condition: when warm indoor night
When relative humidity is 95~100%, use air quantity for 2500m3/h, the management mode in 80~90% relative humidity sections；Work as temperature
When indoor night relative humidity is 90~95%, use air quantity for 1500m3/h, the management mould in 75~85% relative humidity sections
Formula uses air quantity for 1000m3/h, 70~80% relative humidity sections when night relative humidity is 85-90% in greenhouse
Management mode.
Opening of device refers to that air intake blower fan is opened simultaneously with electric heater or air intake blower fan is opened simultaneously with exhaust fan.This
Two kinds of primary operating modes in dehumidification device: dehumidification mode and heating mode.
Under dehumidification mode, air intake blower fan 5 and exhaust fan 4 are opened simultaneously, and electric heater does not work.Exhaust fan at this time
The air of higher temperature in greenhouse, higher levels of humidity is pumped into dehumidification device by waste air entrance 7 by 4, crosses total heat recovery in device back warp
Heat exchanger 2 enters waste air outlet 8 after releasing heat, and outdoor is discharged by waste air pipe outlet 11.Air intake blower fan 5 will be outside greenhouse
Cold dry air dehumidification device is sucked by fresh air inlet 9, flowed into after total heat recovery heat exchanger 2 absorbs heat in the device new
Wind outlet 6, and greenhouse is sent by 16.Circulation is formed into the indoor air of temperature, accelerates the indoor temperature and humidity uniformity of temperature.
In its heating mode, air intake blower fan 5 and electric heater 10 are opened simultaneously, at this time air intake blower fan 5 by outside greenhouse it is dry,
Cold air sucks dehumidification device by fresh air inlet 9, flows by total heat recovery heat exchanger 2, without heat exchange in the device
Enter fresh air outlet 6, then it is heated by electric heater 10, enter in greenhouse after elevating the temperature, until temperature is indoor
Electric heater stops working after temperature reaches dehumidification mode opening temperature.
Beneficial effects of the present invention:
1, the device of the invention has recycled the heat in waste air using total heat recovery heat exchanger, effectively increases outdoor new
The temperature of wind, while electric heater can be used to heat when temperature is lower to outdoor fresh air, it avoids conventional method and is removing
The drawbacks of room temperature is greatly reduced while wet meets crop during the cold season to the requirement of temperature and humidity, to a certain degree
On inhibit the generation of crop disease.
2, the present invention involved in equipment it is simple, at low cost, operational effect is good, energy consumption mostlys come from blower and electricity
Power consumption when heater works has the characteristics that energy saving, practical.
3, method of the invention carries out real-time monitoring to the indoor temperature and humidity of temperature, and monitoring and adjustment process are all certainly
Dynamic control, without cumbersome manual operation, is greatly saved labour.
Detailed description of the invention
Fig. 1 is the schematic diagram (front view) of Winter Solar Greenhouse dehumidification device structure of the invention；
Fig. 2 is the schematic diagram (top view) of Winter Solar Greenhouse dehumidification device structure of the invention；
Fig. 3 is the schematic diagram of Winter Solar Greenhouse dehumidification device structure of the invention；
Wherein each label are as follows: 1- shell；2- total heat recovery heat exchanger；3- terminal box；4- exhaust fan；5- air intake blower fan；
The outlet of 6- fresh air；7- waste air entrance；The outlet of 8- waste air；9- fresh air inlet；10- electric heater；11- waste air pipe outlet；12- is new
Air piping entrance；13- electric cabinet；14- Temperature Humidity Sensor；15- waste air entrance；The outlet of 16- fresh air pipeline.
Fig. 4 is that inner air and outer air temperature in greenhouse changes with time.
Fig. 5 changes with time for indoor relative humidity.
Specific embodiment
Further illustrate technology contents of the invention below by attached drawing and specific embodiment, but technology of the invention
Scheme is not limited with specific embodiment.
Embodiment
As shown in Figure 1-3, Winter Solar Greenhouse dehumidification device of the invention, a kind of Winter Solar Greenhouse dehumidification device, packet
Casing 1, exhaust fan 4, air intake blower fan 5, electric cabinet 13 and Temperature Humidity Sensor 14 are included, the exhaust fan 4 goes out positioned at waste air
At mouth 8, for indoor waste air to be discharged；Waste air pipe outlet 11, waste air outlet 8, total heat recovery heat exchanger 2, waste air entrance 7 and dirt
Air piping entrance 15 is sequentially connected composition air exhaust passage；Air intake blower fan 5 is located at fresh air outlet 6, is used for indoor feeding fresh air；
Fresh air pipeline entrance 12, fresh air inlet 9, total heat recovery formula heat exchanger 2, fresh air outlet 6 and fresh air pipeline outlet 16 are sequentially connected
Constitute air intake passage；Temperature Humidity Sensor 14 is placed at the top of the crop canopies of greenhouse middle and is connected with electric cabinet 13；It is automatically controlled
Case 13 is connected with terminal box 3 and controls exhaust fan 4, air intake blower fan 5 and electric heater 10；Electric heater 10 is located at fresh air outlet
At 6.
Waste air outlet 8 and fresh air inlet 9 are separated by metal plate, and fresh air outlet 6 is separated with waste air entrance 7 by metal plate.
Fresh air pipeline entrance 12 is located at the outdoor of greenhouse east side gable, for introducing fresh air, 16 setting of fresh air pipeline outlet
Interior at the gable of greenhouse west side is 3~3.2m away from ground level.
Waste air entrance 15 is arranged in greenhouse east side, away from ground 1~1.5m eminence.Waste air pipe outlet 11 is located at greenhouse
The outdoor of east side gable is used for outdoor discharge waste air.
The implementation case carries out in the heliogreenhouse of village experiment station in China Agricultural University.Greenhouse thing is 40 meters long, south
8 meters of northern span, ridge are 3.5 meters high.Substrate culture tomato in greenhouse.It installs and dehumidifies close to gable ground in the indoor east side of sunlight
System, waste air entrance are located at greenhouse east side far from ground 1.5m eminence；Fresh air outlet is located at greenhouse west side gable by film pipeline
Away from ground 3m eminence；Waste air outlet and fresh air inlet are mounted on outside greenhouse, are connected respectively by pipeline with dehumidification device；Detection
With Temperature Humidity Sensor, it is placed at the top of the tomato canopy of greenhouse middle；Electric heater is located at fresh air and exports close to dehumidification equipment
Place.
Using method of the invention, carry out in accordance with the following steps:
(1) according to the diurnal variation feature of warm indoor relative humidity, it is 19:00~next day that dehumidification equipment opening time section, which is arranged,
9:00。
(2) Beijing area early spring temperature has some raisings compared with the severe winter, and the relative humidity of warm indoor night has some reductions, room
It is interior therefore to use air quantity for 1500m3/h, the management mode in 75~85% relative humidity sections except humidity load is less big, it avoids setting
Standby frequent starting reduces energy consumption, can also achieve the effect that reduce warm indoor humidity comparatively fast.8 DEG C of start temperature of setting, unlatching are wet
Degree 85% stops 6 DEG C of temperature, stops humidity 75%.
(3) Temperature Humidity Sensor in the middle part of greenhouse is mounted on to be monitored the indoor temperature and humidity of temperature.In 19:00~next day
In the period of 9:00, when the indoor humidity of temperature reaches 85%, if temperature is at 8 DEG C or more, dehumidification equipment starts dehumidification mode,
Air intake blower fan and exhaust fan start simultaneously at work, dehumidify to the indoor air of temperature；If temperature is at 6 DEG C hereinafter, dehumidifying
Equipment starts heating mode, and air intake blower fan and electric heater start simultaneously at work, heat to the air in greenhouse.
(4) under dehumidification mode, exhaust fan 4 is taken out the air of higher temperature in greenhouse, higher levels of humidity by waste air entrance
Enter dehumidification device, is crossed after total heat recovery heat exchanger releases heat in device back warp and enter waste air outlet, and thus discharge is outdoor.
Cold dry air outside greenhouse is sucked dehumidification device by fresh air inlet by air intake blower fan 5, and total heat recovery heat exchanger 2 is passed through in equipment
Fresh air outlet is flowed into after absorbing heat, and is thus sent into greenhouse.Circulation is formed into the indoor air of temperature, accelerates the indoor temperature of temperature
Humidity uniformity.In its heating mode, the dry of outdoor, cold air are pumped into dehumidification device by fresh air inlet by air intake blower fan,
Equipment back warp crosses total heat recovery heat exchanger, but without heat exchange, then exports through fresh air, heated at electric heater,
Outdoor fresh air temperature increases, and then enters greenhouse by film pipeline, makes in greenhouse that the temperature rises.
(5) the indoor temperature and humidity environment of temperature is not controlled daytime, allows the indoor relative humidity of temperature with the raising of temperature
Natural trend.
Temperature variations inside and outside 2 day 2 months (6) 2014 years night greenhouse as shown in figure 4, indoor relative humidity variation
Situation is as shown in Figure 5.When 19:00,15.5 DEG C of warm room temperature, relative humidity 85.4%, temperature are higher than the start-up temperature 8 of setting
DEG C, humidity is higher than starting humidity 85%, therefore dehumidification equipment opens dehumidification mode when 19:00, and air intake blower fan and exhaust fan are same
Shi Kaiqi dehumidifies to the indoor air of temperature.After opening of device, the indoor relative humidity of temperature is constantly reduced, until 22:07
When, warm room temperature is 11.3 DEG C, relative humidity 75.0%, and humidity reaches the stopping humidity requirement of setting, and equipment stops work
Make.Subsequent indoor humidity is gone up, and when 22:29, temperature is 11.9 DEG C, humidity is 85.1% to reach opening for dehumidification mode again
Requirement is opened, air intake blower fan and exhaust fan are opened, and are dehumidified to the indoor air of temperature.Until when next day 5:29, temperature 7.8
DEG C, humidity 74.9%, humidity lower than stop humidity 75%, equipment stops working.When 5:51, temperature is 8.0 DEG C, humidity is
85.4%, equipment starts dehumidification mode.When 8:29, temperature is 6.8 DEG C, humidity 75.0%, and equipment stops working.To 8:49
When, it is higher than 8 DEG C of the opening temperature set, humidity as 85.4% higher than the unlatching humidity set because temperature is 8.2 DEG C, equipment is being removed
It starts to work under wet model, until next day 9:00 stops working.2 months 2 nights in 2014, dehumidification equipment start 4 times altogether.
2 days 2 months (7) 2014 years, during 19:00~period next day 9:00 runs, the indoor temperature of temperature maintained equipment
Within the scope of 6.8~15.5 DEG C, humidity maintains in 74.9~85.7% ranges (as shown in Figure 5).The accumulative operation 12 of equipment is small
When 46 minutes, consume 7.2 degree of electric energy.
It is found by experiment that, the relative humidity in Winter Solar Greenhouse can be effectively reduced in method of the invention, ties up simultaneously
It holds temperature in a certain range, ensure that winter normally production activity in heliogreenhouse, there is easy to operate, practical, energy consumption
Low feature.
Claims (1)
1. a kind of method of Winter Solar Greenhouse dehumidifying, which is characterized in that the dehumidification device that the method uses includes casing
(1), exhaust fan (4), air intake blower fan (5), electric cabinet (13) and Temperature Humidity Sensor (14)；The exhaust fan (4) is located at
Waste air exports at (8), for indoor waste air to be discharged；Waste air pipe outlet (11), waste air export (8), total heat recovery heat exchanger
(2), waste air entrance (7) and waste air entrance (15) are sequentially connected composition air exhaust passage；Air intake blower fan (5) is located at fresh air outlet
(6) it at, is used for indoor feeding fresh air；It is fresh air pipeline entrance (12), fresh air inlet (9), total heat recovery formula heat exchanger (2), new
Wind outlet (6) and fresh air pipeline outlet (16) are sequentially connected composition air intake passage；Temperature Humidity Sensor (14) is being placed on greenhouse just
It is connected at the top of midcrop canopy and with electric cabinet (13)；Electric cabinet (13) is connected with terminal box (3) and controls exhaust fan
(4), air intake blower fan (5) and electric heater (10)；Electric heater (10) is located at fresh air outlet (6)；The waste air exports (8)
Separated with fresh air inlet (9) by metal plate, fresh air outlet (6) is separated with waste air entrance (7) by metal plate；The fresh air pipeline
Entrance (12) is located at the outdoor of greenhouse east side gable, and for introducing fresh air, fresh air pipeline outlet (16) is set to greenhouse west side mountain
Interior at wall is 3~3.2m away from ground level；The waste air entrance (15) is arranged in greenhouse east side, away from ground 1~
1.5m eminence；Waste air pipe outlet (11) is located at the outdoor of greenhouse east side gable, is used for outdoor discharge waste air；
It the described method comprises the following steps:
1) by the indoor temperature and humidity of Temperature Humidity Sensor (14) real-time detection temperature, electric cabinet (13) first determine whether the time whether
In the period of setting, if meeting the requirements electric cabinet (13) for the real time humiture data of Temperature Humidity Sensor (14) and setting
The temperature and humidity value of starting is compared；When actually measured humidity is greater than the unlatching humidity of setting, temperature comparison is carried out；If
When actually measured temperature is greater than the opening temperature of setting, air intake blower fan (5) and exhaust fan (4) are opened, enables dehumidification mode；
If actually measured temperature is less than the opening temperature of setting, air intake blower fan (5) and electric heater (10) are opened, closes air draft
Blower (4), equipment enable heating mode, heat to greenhouse air, until electricity when temperature is higher than dehumidification mode opening temperature
Heater (10) stops working, if actually measured humidity indoor at this time is higher than the unlatching humidity of setting, air intake blower fan (5)
It works on, while opening exhaust fan (4)；Otherwise air intake blower fan (5) are closed；
2) under dehumidification mode, under dry, cold air outside greenhouse are acted in air intake blower fan (5), enter through fresh air inlet (9) and dehumidify
Device, in total heat recovery heat exchanger (2) with warm room temperature is higher, the biggish air of humidity carries out sensible heat, latent heat exchange, room
Temperature increases after outer fresh air obtains heat, then enters greenhouse；Meanwhile the indoor waste air of temperature is in the case where exhaust fan (4) is pumped, by
Waste air entrance (7) enters in total heat recovery heat exchanger (2), carries out heat exchange, and room is discharged after releasing heat, precipitation condensed water
Outside；In its heating mode, air intake blower fan (5) and electric heater (10) are opened simultaneously, and exhaust fan (4) is not turned on；Greenhouse at this time
Outer dry, cold air is under the action of air intake blower fan (5), and into dehumidification device, total heat recovery heat exchanger is passed through in equipment
(2), but without heat exchange, then air is heated by electric heater (10), temperature liter after outdoor fresh air is heated
Height then enters greenhouse, and making greenhouse, the temperature rises；
3) when the real-time humidity signal of Temperature Humidity Sensor (14) reaches the stopping humidity value of setting, dehumidification device stops work
Make；In the runing time section of setting, when the live signal of Temperature Humidity Sensor (14) meets temperature and humidity entry condition again,
Dehumidification device will be again turned on, and be dehumidified or be heated；
4) the runing time section of dehumidification device is set are as follows: at night in winter, set the machine startup time as 18:00~19:00, machine
Shut-in time is next day 8:00~9:00；
5) 8 DEG C of operation opening temperature of dehumidification device are set, stop 6 DEG C of temperature；
6) the dehumidifying section for selecting suitable air quantity, setting suitable according to winter external environmental condition: when warm indoor night is opposite
Humidity is greater than 95%, when being less than or equal to 100%, uses air quantity for 2500m3/h, the management mould in 80~90% relative humidity sections
Formula；When night relative humidity when being less than or equal to 95%, uses air quantity for 1500m3/h, 75~85% phases greater than 90% in greenhouse
To the management mode in humidity section, when night relative humidity is greater than 85% in greenhouse, when being less than or equal to 90%, use air quantity for
1000m3/h, 70~80% relative humidity sections management mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710738349.9A CN109417958A (en) | 2017-08-25 | 2017-08-25 | A kind of Winter Solar Greenhouse dehumidification device and its method of greenhouse dehumidifying |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710738349.9A CN109417958A (en) | 2017-08-25 | 2017-08-25 | A kind of Winter Solar Greenhouse dehumidification device and its method of greenhouse dehumidifying |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109417958A true CN109417958A (en) | 2019-03-05 |
Family
ID=65501575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710738349.9A Withdrawn CN109417958A (en) | 2017-08-25 | 2017-08-25 | A kind of Winter Solar Greenhouse dehumidification device and its method of greenhouse dehumidifying |
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| Country | Link |
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| CN (1) | CN109417958A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112166906A (en) * | 2020-10-19 | 2021-01-05 | 黑龙江力苗科技开发有限公司 | Vegetable greenhouse ventilation system and intelligent control method thereof |
| CN113557889A (en) * | 2021-08-11 | 2021-10-29 | 刘生记 | Greenhouse dehumidifying device and dehumidifying method |
-
2017
- 2017-08-25 CN CN201710738349.9A patent/CN109417958A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112166906A (en) * | 2020-10-19 | 2021-01-05 | 黑龙江力苗科技开发有限公司 | Vegetable greenhouse ventilation system and intelligent control method thereof |
| CN113557889A (en) * | 2021-08-11 | 2021-10-29 | 刘生记 | Greenhouse dehumidifying device and dehumidifying method |
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Application publication date: 20190305 |