CN115437432A - Ventilation control system - Google Patents
Ventilation control system Download PDFInfo
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- CN115437432A CN115437432A CN202211124448.5A CN202211124448A CN115437432A CN 115437432 A CN115437432 A CN 115437432A CN 202211124448 A CN202211124448 A CN 202211124448A CN 115437432 A CN115437432 A CN 115437432A
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- ventilation
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- 238000009423 ventilation Methods 0.000 title claims abstract description 40
- CURLTUGMZLYLDI-UHFFFAOYSA-N Carbon dioxide Chemical compound O=C=O CURLTUGMZLYLDI-UHFFFAOYSA-N 0.000 claims abstract description 66
- 229910002092 carbon dioxide Inorganic materials 0.000 claims abstract description 33
- 239000001569 carbon dioxide Substances 0.000 claims abstract description 33
- 238000005286 illumination Methods 0.000 claims abstract description 26
- 238000012544 monitoring process Methods 0.000 claims abstract description 16
- 239000004973 liquid crystal related substance Substances 0.000 claims description 14
- 238000001514 detection method Methods 0.000 claims description 3
- 230000030279 gene silencing Effects 0.000 claims description 3
- 230000033228 biological regulation Effects 0.000 abstract description 6
- 239000000243 solution Substances 0.000 description 7
- 230000007613 environmental effect Effects 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 238000007791 dehumidification Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012895 dilution Substances 0.000 description 1
- 238000010790 dilution Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000029553 photosynthesis Effects 0.000 description 1
- 238000010672 photosynthesis Methods 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 235000013311 vegetables Nutrition 0.000 description 1
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Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05D—SYSTEMS FOR CONTROLLING OR REGULATING NON-ELECTRIC VARIABLES
- G05D27/00—Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00
- G05D27/02—Simultaneous control of variables covered by two or more of main groups G05D1/00 - G05D25/00 characterised by the use of electric means
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Automation & Control Theory (AREA)
- Greenhouses (AREA)
- Cultivation Of Plants (AREA)
Abstract
The invention discloses a ventilation control system, which comprises a control system, wherein the control system adopts an STM32 chip as a system main control chip, the control system comprises an acquisition module, a monitoring module and a driving module, and the control system mainly undertakes information summarizing analysis: specifically, information of carbon dioxide concentration, temperature and humidity and illumination intensity in the greenhouse is analyzed and summarized through an acquisition module; the dynamic monitoring specifically comprises the steps of feeding back acquired information to a monitoring module; the intelligent output instruction is specifically used for controlling the operation of the driving module after information is summarized and analyzed. Through setting up complete intelligent ventilation control system, make temperature, humidity and carbon dioxide concentration isoparametric in planting the big-arch shelter be in suitable within range all the time, and then reduced the work load of artifical regulation ventilation, make the environment in the big-arch shelter advance accurate control and regulation to effectively improve the growth quality of plant in the big-arch shelter, improve the output of crops.
Description
Technical Field
The invention relates to the technical field of ventilation control systems, in particular to a ventilation control system.
Background
The ventilation system is a building environment control technology for realizing quality guarantee of indoor and outdoor air environments by means of ventilation dilution or ventilation removal and the like, crops planted in the greenhouse are greatly developed and applied along with the improvement of science and technology, and when the crops are planted in the vegetable greenhouse, the temperature, the humidity, the concentration of carbon dioxide and the illumination intensity in the greenhouse can influence the growth and development of the crops, so that the yield of the crops is influenced;
the invention discloses an intelligent ventilating and dehumidifying system for an agricultural greenhouse (application number: 201820084554.8). The invention has an exhaust port on the other side of an exhaust fan, so that the dehumidifying function and the indoor ventilating function are realized, a temperature and humidity sensor not only monitors the temperature and the humidity but also measures the indoor temperature in a limited way, a user can observe the temperature in the greenhouse at any time to take measures at any time, and the use of a semiconductor refrigeration sheet, a condensation sheet, the temperature and humidity sensor and a PCB main control board enables the whole system to be intelligent, reduces the manual operation time and workload, greatly improves the use efficiency, and is suitable for wide application and popularization.
This system is at the in-service use in-process, though can be to taking a breath the dehumidification in the big-arch shelter, nevertheless can not adjust the carbon dioxide concentration that influences crops growth and development, and the device adopts intelligent system simultaneously, is when running into the sensor trouble, can't adjust the temperature in the big-arch shelter through manual operation.
To this end, a ventilation control system is proposed.
Disclosure of Invention
The present invention is directed to a ventilation control system to solve the above problems. In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a ventilation control system, includes control system, control system adopts the STM32 chip to be system's main control chip, control system includes acquisition module, monitoring module, drive module, control system mainly undertakes the analysis of gathering of information: specifically, information of carbon dioxide concentration, temperature and humidity and illumination intensity in the greenhouse is analyzed and summarized through an acquisition module; the dynamic monitoring specifically comprises the steps of feeding back acquired information to a monitoring module; the intelligent output instruction is specifically that the operation of the driving module is controlled after the information is summarized and analyzed;
the control system comprises a manual mode and an intelligent mode, wherein the manual mode is switched according to the use requirement of a user.
Preferably, the collection module comprises a carbon dioxide sensor, an illumination sensor and a temperature and humidity sensor, the collection module can detect the temperature and humidity in the greenhouse and acquire and feed back information through the temperature and humidity sensor according to an instruction sent by a system main control chip in real time or at intervals, collects illumination intensity information through the illumination sensor, collects carbon dioxide content data in the greenhouse through the carbon dioxide sensor, and collects information of the temperature and the humidity in the greenhouse through the temperature and humidity sensor.
Preferably, the model of the carbon dioxide sensor is MG-812, the model of the temperature and humidity sensor is SHT11, and the model of the illumination sensor is GY-302.
Preferably, detection module includes liquid crystal display and buzzer siren, and system's main control chip carries out information analysis through collection module with illumination, humiture and carbon dioxide content information in the big-arch shelter and gathers and feed back on liquid crystal display, and the information that the feedback was gathered to the while matches with the predetermined threshold value in the system's main control chip, if relevant information surpasss and predetermines the threshold value scope, then monitoring module sends alarm information through buzzer siren, warns relevant staff in time and carries out corresponding operation.
Preferably, the liquid crystal display screen is of the type LCD1602, and a motor forward and reverse rotation button and a reset silencing button are arranged on the surface of the liquid crystal display screen.
Preferably, the driving module adjusts the opening and closing of the window of the greenhouse by controlling the rotation direction of the stepping motor, so as to adjust the ventilation volume in the greenhouse and further adjust the temperature and humidity, the illumination intensity and the carbon dioxide content in the greenhouse.
Preferably, the manual mode is through presetting the threshold value, and manual opening or closing ventilation window when reporting to the police.
Preferably, the intelligent mode compares and analyzes the parameters collected by the acquisition module with preset parameter thresholds through the control system, and intelligently controls the driving module to open and close the ventilation window.
Compared with the prior art, the invention has the beneficial effects that:
through setting up complete intelligent ventilation control system, make temperature, humidity and carbon dioxide concentration isoparametric in planting the big-arch shelter be in suitable within range all the time, and then reduced the work load of artifical regulation ventilation, make the environment in the big-arch shelter advance accurate control and regulation to effectively improve the growth quality of plant in the big-arch shelter, improve the output of crops.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a block diagram of the system architecture of the present invention;
fig. 2 is a flowchart of the program operation of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 2, the present invention provides a technical solution: the utility model provides a ventilation control system, includes control system, control system adopts the STM32 chip to be system's main control chip, control system includes acquisition module, monitoring module, drive module, control system mainly undertakes the analysis of gathering of information: specifically, information of carbon dioxide concentration, temperature and humidity and illumination intensity in the greenhouse is analyzed and summarized through an acquisition module; the dynamic monitoring specifically comprises the steps of feeding back acquired information to a monitoring module; the intelligent output instruction is specifically that the operation of the driving module is controlled after the information is summarized and analyzed;
the control system comprises a manual mode and an intelligent mode, wherein the manual mode is switched according to the use requirement of a user.
The collecting module comprises a carbon dioxide sensor, an illumination sensor and a temperature and humidity sensor, the collecting module can detect the temperature and humidity in the greenhouse and feed back information collection through the temperature and humidity sensor and an instruction sent by a system main control chip in real time or at intervals, collects illumination intensity information through the illumination sensor, collects carbon dioxide content data in the greenhouse through the carbon dioxide sensor, and collects the temperature and humidity information in the greenhouse through the temperature and humidity sensor.
The model of the carbon dioxide sensor is MG-812, the model of the temperature and humidity sensor is SHT11, and the model of the illumination sensor is GY-302.
The detection module comprises a liquid crystal display and a buzzer alarm, the system main control chip analyzes and gathers information of illumination, temperature and humidity and carbon dioxide content in the greenhouse and feeds back the information to the liquid crystal display through the acquisition module, meanwhile, the gathered and fed back information is matched with a preset threshold value in the system main control chip, if relevant information exceeds a preset threshold value range, the monitoring module sends alarm information through the buzzer alarm, and relevant workers are warned to timely perform corresponding operation.
The model of the liquid crystal display screen is LCD1602, and the surface of the liquid crystal display screen is provided with a motor forward and reverse rotation button and a reset silencing button.
The driving module adjusts the opening and closing of a window of the greenhouse by controlling the rotating direction of the stepping motor, so that the ventilation volume in the greenhouse is adjusted, and the temperature, humidity, illumination intensity and carbon dioxide content in the greenhouse are adjusted.
And the manual mode is used for manually opening or closing the ventilation window during alarming through a preset threshold value.
The intelligent mode carries out contrastive analysis on the parameters collected by the acquisition module and preset parameter thresholds through the control system, and intelligently controls the driving module to open and close the ventilation window.
The working principle is as follows: when plants are subjected to photosynthesis, proper illumination and carbon dioxide with proper concentration are needed, the plant growing in the greenhouse can be beneficial to the growth and development of the plants by adjusting the carbon dioxide content and the temperature and humidity in the greenhouse to proper ranges, therefore, ventilation in the greenhouse is particularly important, an intelligent ventilation control system is designed for the purpose, the control system is initialized, limited parameters are input into the control system as preset thresholds according to the temperature range of 0-55 ℃, the humidity range of 10-90 RH, the carbon dioxide concentration range of 200-1500PPM and the light intensity range of 1-2000Lux, an acquisition module acquires the carbon dioxide concentration, the temperature, the humidity and the illumination intensity in the greenhouse through a carbon dioxide sensor, an illumination sensor and a temperature and humidity sensor and transmits data to the control system, meanwhile, the control system feeds the data back to a monitoring module after summarizing and analyzing the data, and dynamically displays the change of environmental parameters in the greenhouse through a liquid crystal display screen, so that a user can intuitively and accurately know the environment in the greenhouse, and when the intelligent ventilation control system is used, a manual mode and an intelligent mode can be selected.
Under manual mode, when the carbon dioxide concentration in the big-arch shelter surpassed preset threshold value, control system sent the instruction and made the buzzer siren report to the police and liquid crystal display shows the warning reason simultaneously, and the operator makes the motor electrically conduct the operation through the positive and negative button of manual control motor and adjusts opening and closing of ventilation window, and the buzzer siren stop work when the environmental parameter resumes normally in the big-arch shelter, if the operator does not adjust for a long time, then the buzzer siren lasts the warning.
Under intelligent mode, collection module is with big-arch shelter internal environment data transmission to control system, control system carries out automatic contrastive analysis with it with predetermineeing the parameter value, if when environmental parameter surpassed the settlement threshold value, control system sends out the instruction and makes the buzzer siren report to the police simultaneously through drive module control motor automatic operation, open the ventilation window or close, thereby make carbon dioxide concentration and humiture isoparametric in the big-arch shelter resume to normal range, and then accomplish ventilation system's regulation, when sensor trouble is out of order, the operator can switch to manual mode and carry out the regulation of big-arch shelter ventilation window, and then avoid planting crop growth and development and receive the influence.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.
Claims (8)
1. A ventilation control system comprising a control system, characterized in that: control system adopts the STM32 chip to be system's main control chip, control system includes acquisition module, monitoring module, drive module, control system mainly undertakes the information analysis of gathering: specifically, information of carbon dioxide concentration, temperature and humidity and illumination intensity in the greenhouse is analyzed and summarized through an acquisition module; the dynamic monitoring specifically comprises the steps of feeding back acquired information to a monitoring module; the intelligent output instruction is specifically that the operation of the driving module is controlled after the information is summarized and analyzed;
the control system comprises a manual mode and an intelligent mode, wherein the manual mode is switched according to the use requirement of a user.
2. A ventilation control system according to claim 1, wherein: the collecting module comprises a carbon dioxide sensor, an illumination sensor and a temperature and humidity sensor, the collecting module can detect the temperature and humidity in the greenhouse and feed back information collection through the temperature and humidity sensor and an instruction sent by a system main control chip in real time or at intervals, collects illumination intensity information through the illumination sensor, collects carbon dioxide content data in the greenhouse through the carbon dioxide sensor, and collects the temperature and humidity information in the greenhouse through the temperature and humidity sensor.
3. A ventilation control system as claimed in claim 2, wherein: the model of the carbon dioxide sensor is MG-812, the model of the temperature and humidity sensor is SHT11, and the model of the illumination sensor is GY-302.
4. A ventilation control system according to claim 1, wherein: detection module includes liquid crystal display and buzzer siren, and system main control chip carries out information analysis through collection module with illumination in the big-arch shelter, humiture and carbon dioxide content information and gathers and feed back on liquid crystal display, and the information that feeds back that gathers simultaneously matches with the predetermined threshold value in the system main control chip, if relevant information exceedes predetermined threshold value scope, then monitoring module sends alarm information through buzzer siren, warns relevant staff and in time carries out corresponding operation.
5. A ventilation control system according to claim 4, wherein: the model of the liquid crystal display screen is LCD1602, and the surface of the liquid crystal display screen is provided with a motor forward and reverse rotation button and a reset silencing button.
6. A ventilation control system according to claim 1, wherein: the driving module adjusts the opening and closing of a greenhouse window by controlling the rotating direction of the stepping motor so as to adjust the ventilation volume in the greenhouse and further adjust the temperature, humidity, illumination intensity and carbon dioxide content in the greenhouse.
7. A ventilation control system according to claim 1, wherein: and the manual mode is used for manually opening or closing the ventilation window during alarming through a preset threshold value.
8. A ventilation control system according to claim 1, wherein: the intelligent mode compares and analyzes the parameters collected by the acquisition module with preset parameter thresholds through the control system, and intelligently controls the driving module to open and close the ventilation window.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211124448.5A CN115437432A (en) | 2022-09-15 | 2022-09-15 | Ventilation control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211124448.5A CN115437432A (en) | 2022-09-15 | 2022-09-15 | Ventilation control system |
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| Publication Number | Publication Date |
|---|---|
| CN115437432A true CN115437432A (en) | 2022-12-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211124448.5A Pending CN115437432A (en) | 2022-09-15 | 2022-09-15 | Ventilation control system |
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| Country | Link |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117519354A (en) * | 2024-01-08 | 2024-02-06 | 山西省农业机械发展中心 | Intelligent information remote monitoring system for facility agriculture |
| WO2024178823A1 (en) * | 2023-03-02 | 2024-09-06 | 苏州西热节能环保技术有限公司 | Continuous online carbon dioxide monitoring system, and monitoring method |
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| US20180054985A1 (en) * | 2016-08-23 | 2018-03-01 | Lrider Technology Co., Ltd. | Ecological Hydroponics Control System |
| CN108663928A (en) * | 2017-04-01 | 2018-10-16 | 东北林业大学 | A kind of Greenhouse Intelligent Control System based on fuzzy |
| CN111090291A (en) * | 2018-10-23 | 2020-05-01 | 大连神奇视角网络科技有限公司 | Warmhouse booth intelligence control system |
-
2022
- 2022-09-15 CN CN202211124448.5A patent/CN115437432A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205388723U (en) * | 2016-03-07 | 2016-07-20 | 张万军 | Warmhouse booth environment intellectual detection system and regulation and controlling system |
| US20180054985A1 (en) * | 2016-08-23 | 2018-03-01 | Lrider Technology Co., Ltd. | Ecological Hydroponics Control System |
| CN108663928A (en) * | 2017-04-01 | 2018-10-16 | 东北林业大学 | A kind of Greenhouse Intelligent Control System based on fuzzy |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2024178823A1 (en) * | 2023-03-02 | 2024-09-06 | 苏州西热节能环保技术有限公司 | Continuous online carbon dioxide monitoring system, and monitoring method |
| CN117519354A (en) * | 2024-01-08 | 2024-02-06 | 山西省农业机械发展中心 | Intelligent information remote monitoring system for facility agriculture |
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Application publication date: 20221206 |