CN105425851A - Humidity monitoring and automatic regulating system for agricultural greenhouse - Google Patents
Humidity monitoring and automatic regulating system for agricultural greenhouse Download PDFInfo
- Publication number
- CN105425851A CN105425851A CN201510904375.5A CN201510904375A CN105425851A CN 105425851 A CN105425851 A CN 105425851A CN 201510904375 A CN201510904375 A CN 201510904375A CN 105425851 A CN105425851 A CN 105425851A
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- CN
- China
- Prior art keywords
- humidity
- agricultural greenhouse
- microprocessor
- varitrol
- electrically connected
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- 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.)
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Classifications
-
- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D22/00—Control of humidity
- G05D22/02—Control of humidity characterised by the use of electric means
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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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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Life Sciences & Earth Sciences (AREA)
- Environmental Sciences (AREA)
- Greenhouses (AREA)
Abstract
The invention relates to a humidity monitoring and automatic regulating system for an agricultural greenhouse. The system comprises a humidity sensor, a humidity signal processing unit, a wireless sending unit, a wireless reception unit, a microprocessor, a relay, a humidity adjusting device and a PC, wherein the humidity sensor, the humidity signal processing unit and the wireless sending unit are electrically connected successively; the humidity sensor outputs a digital humidity signal; the wireless sending unit, the microprocessor and the PC are electrically connected successively; and a humidity monitoring software is installed in the PC. The humidity sensor acquires the humidity in an agricultural greenhouse and outputs the humidity to the humidity signal processing unit; the humidity signal processing unit processes the humidity signal, and then the humidity signal is sent wirelessly through the wireless sending unit; the wireless reception unit receives the humidity signal, and then the humidity signal is output to the PC through the microprocessor; and the PC realizes real-time monitoring of the humidity of the agricultural greenhouse. The humidity monitoring and automatic regulating system for an agricultural greenhouse is high in real-time and efficiency, and has no requirement for performing complicated wiring as the humidity signal can be transmitted wirelessly.
Description
Technical field
The present invention relates to the humidity control field of agricultural greenhouse, more specifically, relate to a kind of humidity control and varitrol of agricultural greenhouse.
Background technology
Humidity is the physical quantity representing air drying degree, and the steam contained in the air of certain volume is at a certain temperature fewer, then air is drier; Steam is more, then air is moister.The dry wet degree of air is called " humidity ".Humidity is the important parameter in agricultural greenhouse production run, and when humidity is too high, plant growth is fast, and show as plant high but weak, once illumination is strong or arid, here plant easily withers.If soil moisture continues too much, moisture occupies pore for a long time, may cause the harm to root, and root system is just difficult to absorb water or nutrition, causes plant here to wither, occurs deficiency symptom.When humidity is too low, Stoma of Leaves is closed, and plant will wither, reduce photosynthesis rate, and make growth retardation, the Growth of Cells of growing slows down, leaf diminishes, internode shortens, and occurs stress symptom, if more seriously a bit, limb may send out Jiao, and extend inward, have influence on whole leaf, the blade that acquires a certain degree can come off.Therefore, effectively monitoring the humidity of agricultural greenhouse, is the necessary means improving agricultural products seed output and quality.
The humidity of prior art to agricultural greenhouse is monitored, and is generally arrange hygrometer in agricultural greenhouse, and agricultural production personnel learn the humidity in booth by hygrometer, thus regulate the humidity of agricultural greenhouse further.The poor real of the method humidity control, need the great effort expending agricultural production personnel, production efficiency is extremely low, once agricultural production personnel carelessness, is easy to cause irreversible loss because humidity is too high or too low.
Summary of the invention
The present invention, for overcoming at least one defect described in above-mentioned prior art, provides a kind of humidity control and varitrol of real-time, agricultural greenhouse that efficiency is high.
For solving the problems of the technologies described above, technical scheme of the present invention is as follows:
A kind of humidity control of agricultural greenhouse and varitrol, described system comprises humidity sensor, humidity signal processing unit, wireless transmission unit, radio receiving unit, microprocessor, relay, Humidity regulating equipment and PC, described humidity sensor, humidity signal processing unit and wireless transmission unit are electrically connected successively, described humidity sensor exports Digital Humidity signal, described radio receiving unit, microprocessor and PC are electrically connected successively, described microprocessor is also electrically connected with multiple relay, each relay is all electrically connected with Humidity regulating equipment, described Humidity regulating equipment is door and window, air-conditioning or evaporating humidifier, described PC is provided with humidity control software.
In the preferred scheme of one, described microprocessor is connected by RS232 interface with PC.
In the preferred scheme of one, described humidity signal processing unit adopts STC12LE5408 single-chip microcomputer.
In the preferred scheme of one, described wireless transmission unit and radio receiving unit all adopt nRF24L01 wireless transceiver.
In the preferred scheme of one, described microprocessor adopts AT89S52 single-chip microcomputer.
In the preferred scheme of one, described PC shows the current humidity of agricultural greenhouse in real time by the UI interface of humidity control software.
In the preferred scheme of one, described PC is also electrically connected with alarm unit, and when humidity is higher than the high humidity threshold value preset or lower than the low humidity threshold value preset, alarm unit sends alerting signal.
Compared with prior art, the beneficial effect of technical solution of the present invention is: the humidity control of agricultural greenhouse of the present invention and varitrol, the humidity that humidity sensor gathers in agricultural greenhouse outputs to humidity signal processing unit, humidity signal processing unit processes moisture signal and then carries out wireless transmission by wireless transmission unit, radio receiving unit receives moisture signal, then PC is outputted to through microprocessor processes, PC is provided with humidity control software, PC realizes the real-time monitoring to agricultural greenhouse humidity, the present invention is real-time, efficiency is high, and moisture signal wireless transmission, without the need to carrying out numerous and diverse wiring.
The humidity control of agricultural greenhouse of the present invention and varitrol, microprocessor is also electrically connected with relay and Humidity regulating equipment successively, when humidity is higher than the high humidity threshold value preset or lower than the low humidity threshold value preset, the Microprocessor S3C44B0X actuating of relay, make Humidity regulating equipment start wet down or wet operations, improve quality and the efficiency of agricultural production.
Accompanying drawing explanation
Fig. 1 is the humidity control of agricultural greenhouse of the present invention and the schematic diagram of varitrol.
Fig. 2 is the circuit connection diagram of humidity sensor of the present invention, humidity signal processing unit and wireless transmission unit.
Fig. 3 is the minimum system of AT89S52 single-chip microcomputer of the present invention.
Embodiment
Accompanying drawing, only for exemplary illustration, can not be interpreted as the restriction to this patent;
In order to better the present embodiment is described, some parts of accompanying drawing have omission, zoom in or out, and do not represent the size of actual product;
To those skilled in the art, in accompanying drawing, some known features and explanation thereof may be omitted is understandable.
Below in conjunction with drawings and Examples, technical scheme of the present invention is described further.
Embodiment 1
As shown in Figure 1, a kind of humidity control of agricultural greenhouse and varitrol, described system comprises humidity sensor, humidity signal processing unit, wireless transmission unit, radio receiving unit, microprocessor, relay, Humidity regulating equipment and PC, described humidity sensor, humidity signal processing unit and wireless transmission unit are electrically connected successively, described humidity sensor exports Digital Humidity signal, described radio receiving unit, microprocessor and PC are electrically connected successively, described microprocessor is also electrically connected with multiple relay, each relay is all electrically connected with Humidity regulating equipment, described Humidity regulating equipment is door and window, air-conditioning or evaporating humidifier, described PC is provided with humidity control software.
In specific implementation process, described microprocessor is connected by RS232 interface with PC, the serial communication of RS232 Interface realization microprocessor and PC.
In specific implementation process, described humidity sensor is arranged in agricultural greenhouse, and described humidity signal processing unit adopts STC12LE5408 single-chip microcomputer.
In specific implementation process, as shown in Figure 2, described wireless transmission unit and radio receiving unit all adopt nRF24L01 wireless transceiver, at wireless transmission unit, the CE of nRF24L01 wireless transceiver, CSN, SCK, MOSI, MISO, IRQ pin then connects the P1 port of STC12LE5408.
In specific implementation process, described microprocessor adopts AT89S52 single-chip microcomputer, and its minimum system as shown in Figure 3.
In specific implementation process, described PC shows the current humidity of agricultural greenhouse in real time by the UI interface of humidity control software.
In specific implementation process, described PC is also electrically connected with alarm unit, and when humidity is higher than the high humidity threshold value preset or lower than the low humidity threshold value preset, alarm unit sends alerting signal, and alerting signal sends with the form of signal lamp, sound or note.
The humidity control of agricultural greenhouse of the present invention and varitrol, the humidity that humidity sensor gathers in agricultural greenhouse outputs to humidity signal processing unit, humidity signal processing unit processes moisture signal and then carries out wireless transmission by wireless transmission unit, radio receiving unit receives moisture signal, then PC is outputted to through microprocessor processes, PC is provided with humidity control software, PC realizes the real-time monitoring to agricultural greenhouse humidity, the present invention is real-time, efficiency is high, and moisture signal wireless transmission, without the need to carrying out numerous and diverse wiring.
The humidity control of agricultural greenhouse of the present invention and varitrol, microprocessor is also electrically connected with relay and Humidity regulating equipment successively, when humidity is higher than the high humidity threshold value preset or lower than the low humidity threshold value preset, the Microprocessor S3C44B0X actuating of relay, make Humidity regulating equipment start wet down or wet operations, improve quality and the efficiency of agricultural production.
The corresponding same or analogous parts of same or analogous label;
The term describing position relationship in accompanying drawing, only for exemplary illustration, can not be interpreted as the restriction to this patent;
Obviously, the above embodiment of the present invention is only for example of the present invention is clearly described, and is not the restriction to embodiments of the present invention.For those of ordinary skill in the field, can also make other changes in different forms on the basis of the above description.Here exhaustive without the need to also giving all embodiments.All any amendments done within the spirit and principles in the present invention, equivalent to replace and improvement etc., within the protection domain that all should be included in the claims in the present invention.
Claims (7)
1. the humidity control of an agricultural greenhouse and varitrol, it is characterized in that, described system comprises humidity sensor, humidity signal processing unit, wireless transmission unit, radio receiving unit, microprocessor, relay, Humidity regulating equipment and PC, described humidity sensor, humidity signal processing unit and wireless transmission unit are electrically connected successively, described humidity sensor exports Digital Humidity signal, described radio receiving unit, microprocessor and PC are electrically connected successively, described microprocessor is also electrically connected with multiple relay, each relay is all electrically connected with Humidity regulating equipment, described Humidity regulating equipment is door and window, air-conditioning or evaporating humidifier, described PC is provided with humidity control software.
2. the humidity control of agricultural greenhouse according to claim 1 and varitrol, it is characterized in that, described microprocessor is connected by RS232 interface with PC.
3. the humidity control of agricultural greenhouse according to claim 1 and varitrol, is characterized in that, described humidity signal processing unit adopts STC12LE5408 single-chip microcomputer.
4. the humidity control of agricultural greenhouse according to claim 1 and varitrol, it is characterized in that, described wireless transmission unit and radio receiving unit all adopt nRF24L01 wireless transceiver.
5. the humidity control of agricultural greenhouse according to claim 1 and varitrol, is characterized in that, described microprocessor adopts AT89S52 single-chip microcomputer.
6. the humidity control of agricultural greenhouse according to claim 1 and varitrol, it is characterized in that, described PC shows the current humidity of agricultural greenhouse in real time by the UI interface of humidity control software.
7. the humidity control of agricultural greenhouse according to claim 1 and varitrol, it is characterized in that, described PC is also electrically connected with alarm unit, and when humidity is higher than the high humidity threshold value preset or lower than the low humidity threshold value preset, alarm unit sends alerting signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510904375.5A CN105425851A (en) | 2015-12-09 | 2015-12-09 | Humidity monitoring and automatic regulating system for agricultural greenhouse |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510904375.5A CN105425851A (en) | 2015-12-09 | 2015-12-09 | Humidity monitoring and automatic regulating system for agricultural greenhouse |
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| Publication Number | Publication Date |
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| CN105425851A true CN105425851A (en) | 2016-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510904375.5A Pending CN105425851A (en) | 2015-12-09 | 2015-12-09 | Humidity monitoring and automatic regulating system for agricultural greenhouse |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102789222A (en) * | 2012-08-30 | 2012-11-21 | 健雄职业技术学院 | Intelligent measurement and control system of greenhouse based on internet of things |
| CN103955187A (en) * | 2014-04-25 | 2014-07-30 | 东华大学 | Agricultural greenhouse wireless monitoring node and method |
| CN104460735A (en) * | 2014-12-01 | 2015-03-25 | 冯炳和 | Agricultural greenhouse humidity monitoring system |
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2015
- 2015-12-09 CN CN201510904375.5A patent/CN105425851A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102789222A (en) * | 2012-08-30 | 2012-11-21 | 健雄职业技术学院 | Intelligent measurement and control system of greenhouse based on internet of things |
| CN103955187A (en) * | 2014-04-25 | 2014-07-30 | 东华大学 | Agricultural greenhouse wireless monitoring node and method |
| CN104460735A (en) * | 2014-12-01 | 2015-03-25 | 冯炳和 | Agricultural greenhouse humidity monitoring system |
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Application publication date: 20160323 |