CN205671109U - A kind of greenhouse aqueous vapor pressure reduction automatic regulating system - Google Patents
A kind of greenhouse aqueous vapor pressure reduction automatic regulating system Download PDFInfo
- Publication number
- CN205671109U CN205671109U CN201620429147.7U CN201620429147U CN205671109U CN 205671109 U CN205671109 U CN 205671109U CN 201620429147 U CN201620429147 U CN 201620429147U CN 205671109 U CN205671109 U CN 205671109U
- Authority
- CN
- China
- Prior art keywords
- greenhouse
- vapor pressure
- aqueous vapor
- pressure reduction
- singlechip controller
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Classifications
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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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Abstract
The utility model discloses a kind of greenhouse aqueous vapor pressure reduction automatic regulating system, including: Temperature Humidity Sensor, the temperature in Real-time Collection greenhouse, humidity data；Singlechip controller, is connected with Temperature Humidity Sensor by data wire, for foundation humiture numerical value real-time operation aqueous vapor pressure drop, and sends control signal；Electromagnetic valve, is connected with singlechip controller by data wire, controls the opening and closing at water source for receiving the signal of singlechip controller；Shower, the transport for water is transmitted；Shower nozzle, is connected with electromagnetic valve by shower, is used for implementing water spray to regulate aqueous vapor pressure reduction in greenhouse.Certainty of measurement of the present utility model is high, basis is accurate, provides reliable technical support for environmental control of greenhouse, prevention of damage by disease and water stress.
Description
Technical field
This utility model belongs to greenhouse monitoring management technical field, particularly relates to a kind of greenhouse aqueous vapor pressure reduction and automatically adjusts
Joint system.
Background technology
Greenhouse aqueous vapor pressure reduction is one of important parameter of greenhouse management, and its numerical value directly affects the growth of crop and sends out
Educate.
At present, greenhouse aqueous vapor pressure reduction relies primarily on labor management, empirically carries out spraying moisture, wastes time and energy and easily
Cause the inaccurate consequence of regulation.
Utility model content
The purpose of this utility model is to provide a kind of greenhouse aqueous vapor pressure reduction automatic regulating system and method, it is intended to solve mesh
Front greenhouse aqueous vapor pressure reduction relies primarily on labor management existence wastes time and energy and easily causes the inaccurate problem of regulation.
This utility model is achieved in that a kind of greenhouse aqueous vapor pressure reduction automatic regulating system, described greenhouse aqueous vapor pressure reduction
Automatic regulating system includes:
Temperature Humidity Sensor, the temperature in Real-time Collection greenhouse, humidity data；
Singlechip controller, is connected with Temperature Humidity Sensor by data wire, receives sensor signal, for according to warm and humid
Number of degrees value real-time operation aqueous vapor pressure drop, and send control signal；
Electromagnetic valve, is connected control by singlechip controller by relay, controls for receiving the output signal of single-chip microcomputer
The opening and closing at water source；
Shower, the transport for water is transmitted；
Shower nozzle, is connected with electromagnetic valve by shower, is used for implementing water spray to regulate aqueous vapor pressure reduction in greenhouse.
Further, the formula of described singlechip controller calculating aqueous vapor pressure drop is as follows:
Wherein e is natural Exponents, RH/100 be relative humidity %, T be temperature.
Another object of the present utility model is to provide the greenhouse water of a kind of described greenhouse aqueous vapor pressure reduction automatic regulating system
Draught head Automatic adjustment method, described greenhouse aqueous vapor pressure reduction Automatic adjustment method includes:
Temperature in Real-time Collection greenhouse, humidity data；
According to humiture numerical value real-time operation aqueous vapor pressure drop, the humiture sampling time may be provided at 1～999s, (depends on
It is adjusted according to practical situation), computing formula is as follows:Wherein e is certainly
So index, RH/100 be relative humidity %, T be temperature, degree Celsius, be the numerical value that detects in real time of sensor.
It is as follows that water injection system controls logic: VPD reaches 0.9 and starts to output signal to electromagnetic valve, and spray system starts water spray,
VPD is down to when 0.5 stop.
Receive signal and control the opening and closing at water source；
Implement water spray and regulate aqueous vapor pressure reduction in greenhouse.
The greenhouse aqueous vapor pressure reduction automatic regulating system of this utility model offer and method, be control on demand, according to temperature in real time
Indoor temperature-humidity monitoring result automatically adjusts, and all the time aqueous vapor pressure drop is adjusted the scope in optimum plant growth
Within.Wherein temperature sensor accurate temperature measures scope-21～50 DEG C, certainty of measurement ± 0.1 DEG C, and moisture measurement precision ±
3%, resolution 1%.Reliable technical support is provided for environmental control of greenhouse, prevention of damage by disease and water stress.
Accompanying drawing explanation
Fig. 1 is the greenhouse aqueous vapor pressure reduction automatic regulating system structural representation that this utility model embodiment provides；
In figure: 1, Temperature Humidity Sensor；2, singlechip controller；3, electromagnetic valve；4, shower；5, shower nozzle.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with embodiment, to this
Utility model is further elaborated.Should be appreciated that specific embodiment described herein is only in order to explain this practicality
Novel, it is not used to limit this utility model.
Below in conjunction with the accompanying drawings application principle of the present utility model is explained in detail.
As it is shown in figure 1, the greenhouse aqueous vapor pressure reduction automatic regulating system of this utility model embodiment specifically includes that humiture passes
Sensor 1, singlechip controller 2, electromagnetic valve 3, shower 4, shower nozzle 5.
Temperature Humidity Sensor 1, the temperature in Real-time Collection greenhouse, humidity data.
Singlechip controller 2, is connected with Temperature Humidity Sensor 1 by data wire, for transporting in real time according to humiture numerical value
Calculate aqueous vapor pressure reduction (VPD) numerical value, and send control signal.
Electromagnetic valve 3, is connected with singlechip controller 2 by data wire, controls for receiving the signal of singlechip controller 2
The opening and closing at water source.
Shower 4, the transport for water is transmitted.
Shower nozzle 5, is connected with electromagnetic valve 3 by shower 4, is used for implementing water spray, regulates aqueous vapor pressure reduction in greenhouse.
Described singlechip controller 2 is used for calculating VPD numerical value, and basis is as follows:
Wherein e is natural Exponents, RH/100 be relative humidity %, T be temperature, degree Celsius, be that sensor detects in real time
Numerical value.It is as follows that water injection system controls logic: VPD reaches 0.9 and starts to output signal to electromagnetic valve, and spray system starts water spray, VPD
It is down to when 0.5 stop.
The foregoing is only preferred embodiment of the present utility model, not in order to limit this utility model, all at this
Any amendment, equivalent and the improvement etc. made within the spirit of utility model and principle, should be included in this utility model
Protection domain within.
Claims (1)
1. a greenhouse aqueous vapor pressure reduction automatic regulating system, it is characterised in that described greenhouse aqueous vapor pressure reduction automatic regulating system bag
Include:
Temperature Humidity Sensor is connected with singlechip controller, and singlechip controller is connected with electromagnetic valve, shower nozzle by shower with
Electromagnetic valve connects；
Described singlechip controller is connected with Temperature Humidity Sensor by data wire；
Described electromagnetic valve connects singlechip controller by relay.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620429147.7U CN205671109U (en) | 2016-05-12 | 2016-05-12 | A kind of greenhouse aqueous vapor pressure reduction automatic regulating system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620429147.7U CN205671109U (en) | 2016-05-12 | 2016-05-12 | A kind of greenhouse aqueous vapor pressure reduction automatic regulating system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205671109U true CN205671109U (en) | 2016-11-09 |
Family
ID=57436003
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620429147.7U Expired - Fee Related CN205671109U (en) | 2016-05-12 | 2016-05-12 | A kind of greenhouse aqueous vapor pressure reduction automatic regulating system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205671109U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105746250A (en) * | 2016-05-12 | 2016-07-13 | 西北农林科技大学 | Greenhouse vapor pressure difference automatic regulating system and method |
-
2016
- 2016-05-12 CN CN201620429147.7U patent/CN205671109U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105746250A (en) * | 2016-05-12 | 2016-07-13 | 西北农林科技大学 | Greenhouse vapor pressure difference automatic regulating system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161109 Termination date: 20170512 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |