CN102393764B - Automatic dehumidification system for food storehouse - Google Patents
Automatic dehumidification system for food storehouse Download PDFInfo
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- CN102393764B CN102393764B CN201110359123.0A CN201110359123A CN102393764B CN 102393764 B CN102393764 B CN 102393764B CN 201110359123 A CN201110359123 A CN 201110359123A CN 102393764 B CN102393764 B CN 102393764B
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- silicon optocoupler
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Abstract
The invention discloses an automatic dehumidification system for a food storehouse. All modern long-lasting food storage devices including squat silos, round warehouse made of bricks and horizontal bins are provided with natural ventilation windows and air vents. The automatic dehumidification system for the food storehouse comprises a granary (2) provided with a ventilation door window (1) which is connected with a window opening actuator (3); the wind opening actuator (3) is connected with an embedded controller (4) of a control circuit with double function control including manual control and automatic control; and the embedded controller is connected with a digital temperature sensor (5), a digital humidity sensor (6) and a wind speed detector (9). The automatic dehumidification system is applicable to food warehouses and other warehouses with similar requirements.
Description
technical field:
invention relates to a kind of grain storage automation field; Be specifically related to a kind of automatic dehumidification system for food storehouse.
background technology:
in all modern permanence grain-keeping equipments, all having the setting of the natural ventilations such as vent window ventilating opening, no matter be silo or brick dumpy silo, or horizontal warehouse without exception.
the opening and closing of these vent window ventilating openings are all by manually-operated, and operation object is all in order to aeration-cooling use, if grain temperature abnormality situation does not occur storage process, then vent window ventilating opening is always closed.
also arrange force ventilated, but in mechanical sharp draft wet down process, need the heavy-duty motor under unlatching storehouse, can power consumption be brought; In sharp draft process, the drying kinetics of storehouse lower part grain storage can be accelerated, and then the decline of grain quality is accelerated in efflorescence; Grain moisture content progressively on move, make grain storage humidifying on storehouse, freezed in winter is in knot dome-shaped state, once put out cereal under storehouse, it is unsettled that grain is frozen on knot top, crosses conference damage facility in cable for measuring temperature and other storehouse due to weight; Behind knot top, top, storehouse, thawing in spring can accelerate going mouldy of grain; Night and the temperature difference on daytime large (particularly the Northeast), night window close wasted the Nature to " low-temperature receiver ".
summary of the invention:
the object of invention is to provide a kind of automatic dehumidification system for food storehouse that automatically, manually pair can to open pen door and window.
above-mentioned object is realized by following technical scheme:
automatic dehumidification system for food storehouse, its composition comprises: with the silo of ventilation door and window, described silo door and window connects actuator of windowing, described actuator of windowing connects the embedded controller with the control circuit of automatic, manual difunctional control, described embedded controller connects digital temperature sensor and digital humidity sensor, and described embedded controller connects wind speed measurement device simultaneously.
described automatic dehumidification system for food storehouse, described digital temperature sensor and described digital humidity sensor and described wind speed measurement device are contained in outdoor with in the blast cap of vent window.
described automatic dehumidification system for food storehouse, described digital temperature sensor and described digital humidity sensor indoor and outdoor respectively fill a set of.
described automatic dehumidification system for food storehouse, described control circuit comprises the single-chip microcomputer controlled by radio operation box, described single-chip microcomputer connects automatic control circuit and manual control circuit, described single-chip microcomputer connects first via controllable silicon optocoupler driving circuit, described first via controllable silicon optocoupler driving circuit connects the second road controllable silicon optocoupler driving circuit and actuating motor circuit, described actuating motor circuit side connects power supply, described actuating motor circuit connects the 3rd road controllable silicon optocoupler driving circuit and the 4th road controllable silicon optocoupler driving circuit, described first via controllable silicon optocoupler driving circuit connects the 3rd road controllable silicon optocoupler driving circuit, the second described road controllable silicon optocoupler driving circuit connects the 4th road controllable silicon optocoupler driving circuit, described actuator comprises actuating arm and rotating shaft, and the drive motor to be connected with described rotating shaft.
beneficial effect:
1. the present invention can according to the temperature inside and outside silo, humidity conditions, automatically opens or close the window in warehouse, the wind speed measurement device selected of this product can large according to wind time suspend and window, avoid strong wind to blow bad by window.
the present invention can reduce storehouse humidity and temperature in time rapidly, and its foundation is temperature, humidity data inside and outside storehouse, and its executive mode is full-automatic, fullys meet set function.
this invention removes silo knot top phenomenon, improve the security of grain storage, ensure the storage quality of grain, reduce the expense stored grain.
window of the present invention can automatic switch, is controlled by the simplest automatic control system of one, and warehouse window can automatic switch, and the function of the automatic reducing temperature and humidity that made it possess, in this area, has initiative and advance concurrently.
in silo of the present invention, design temperature, humidity are higher than certain value wind speed (time below fresh gale) outside storehouse, window can be opened automatically, reducing temperature and humidity, generally, non-overcast and rainy night, window was always opened automatically according to arranging of timer, this just takes full advantage of " low-temperature receiver " of the Nature, does not need to expend what energy, obtains the effect of cooling, wet down.
controller setting of the present invention, when temperature in silo is lower than-25 DEG C, window can be closed automatically, no longer opens, saves the energy, saves economic expenditure.
accompanying drawing illustrates:
accompanying drawing 1 is the structural representation of this product.
accompanying drawing 2 is control charts of accompanying drawing 1.
accompanying drawing 3 is circuit diagrams of embedded controller in accompanying drawing 1.
embodiment:
embodiment 1:
a kind of automatic dehumidification system for food storehouse, its composition comprises: with the silo 2 of ventilation door and window 1, described silo door and window connects actuator 3 of windowing, described actuator of windowing connects the embedded controller 4 with the control circuit of automatic, manual difunctional control, digital temperature sensor 5 and indoor digital formula humidity sensor 6 in described embedded controller junction chamber, described embedded controller is junction chamber outer digital temperature sensor 7, outdoor digital humidity sensor 8 and wind speed measurement device 9 simultaneously.
embodiment 2:
automatic dehumidification system for food storehouse described in embodiment 1, the digital humidity sensor of described outdoor digital temperature sensor and described outdoor and described wind speed measurement device are contained in outdoor with in the blast cap 10 of vent window 11.
described digital temperature sensor and described digital humidity sensor can respectively fill a set of in indoor and outdoor.
embodiment 3:
automatic dehumidification system for food storehouse described in embodiment 1, described control circuit comprises single-chip microcomputer, described single-chip microcomputer accepts unlimited operating case and controls, described single-chip microcomputer connects automatic control circuit and manual control circuit, described single-chip microcomputer connects first via controllable silicon optocoupler driving circuit, described first via controllable silicon optocoupler driving circuit connects the second road controllable silicon optocoupler driving circuit and actuating motor circuit, described actuating motor circuit side connects power supply, described actuating motor circuit connects the 3rd road controllable silicon optocoupler driving circuit and the 4th road controllable silicon optocoupler driving circuit, described first via controllable silicon optocoupler driving circuit connects the 3rd road controllable silicon optocoupler driving circuit, the second described road controllable silicon optocoupler driving circuit connects the 4th road controllable silicon optocoupler driving circuit.
embodiment 4:
automatic dehumidification system for food storehouse described in above-described embodiment, the energy-conservation automatic dehumidifying cooling system of warehouse (window automatic opening system) is the humidity and the temperature that reduce rapidly grain storage in storehouse in time, its foundation is the humiture data inside and outside storehouse, and its executive mode is full-automatic.
" low-temperature receiver " of the Nature is utilized to reduce process and the technology of storehouse humidity and temperature in time rapidly.
by adding the inside and outside temperature and humidity measurement that puts in storage, realizing automatic window and opening and closing.Concrete electronic circuit as shown in Figure 3.Temperature sensor in system is digital temperature sensor (18B20), and humidity sensor is digital humidity sensor DB-130, and air velocity transducer is the anemometry based on hall switch device, and it exports as digital pulse signal.
if: in T-storehouse in temperature, in D-humidity of storehouse,
t is outer-the outer temperature in storehouse, D is outer-storehouse outside humidity, Ws outward-storehouse outside wind speed.
the foundation that ventilation window opens and closes is as follows:
the outer <13.8 meter per second of Ws,
in T, in the outer >5 of-T DEG C D, in the outer T of > D, >-25 DEG C of window is opened automatically,
the outer <13.8 meter per second of Ws,
in D, in the outer >5% T of-D, the outer window of >T is opened automatically
the outer >13.8 meter per second window of Ws is closed automatically
in the outer <13.8 meter per second T of Ws, the outer window of <T is closed automatically
in the outer <13.8 meter per second D of Ws, the outer window of < D is closed automatically
in T, <-25 DEG C of window is closed automatically
embodiment 5:
automatic dehumidification system for food storehouse described in above-described embodiment, system is manual/auto, and button is for changing mode of operation.Can manual work as required, when manual pilot lamp is bright, then manually work, can be undertaken manually closing opening by radio operation box; When non-attended light is bright, be manually prohibited, system is in fully automatic working, in this case, as long as humiture is higher than certain value outside storehouse in storehouse, wind speed is below fresh gale, and window is opened automatically, reducing temperature and humidity, generally, what non-overcast and rainy night, window was always opened, this just takes full advantage of " low-temperature receiver " of the Nature, do not need to expend what energy, obtain the effect of reducing temperature and humidity.When temperature in storehouse is lower than-25 DEG C, window is closed automatically, no longer opens.
embodiment 6:
automatic dehumidification system for food storehouse described in above-described embodiment, single-chip microcomputer is the core of circuit, the numeral of various humiture and air velocity transducer exports directly to be sent in single-chip microcomputer, single-chip microcomputer sends the order of closing window or windowing according to these data, when windowing, first via controllable silicon optocoupler driver, the second road controllable silicon optocoupler drive operation; 3rd road controllable silicon optocoupler driver, the 4th road controllable silicon optocoupler driver must be closed, power firestreak is received on the right of actuating motor, when closing window, 3rd road controllable silicon optocoupler driver, the 4th road controllable silicon optocoupler drive operation, first via controllable silicon optocoupler driver, the second road controllable silicon optocoupler driver must be closed, and power firestreak receives the actuating motor left side., described actuator comprises actuating arm and rotating shaft, and the drive motor be connected with described rotating shaft.The drive motor that electric signal controls to be arranged on diverse location is opened, thus controls the temperature of diverse location.Also can adopt electromagnetism attracting mode, solve opening and closing problem by the control of the electromagnet electromagnetic performance to door and window.
Claims (1)
1.
a kind of automatic dehumidification system for food storehouse, its composition comprises: with the silo of ventilation door and window, it is characterized in that: described silo door and window connects actuator of windowing, described actuator of windowing connects the embedded controller with the control circuit of automatic, manual difunctional control, described embedded controller connects digital temperature sensor and digital humidity sensor, and described embedded controller connects wind speed measurement device simultaneously;
described digital temperature sensor and described digital humidity sensor and described wind speed measurement device are contained in outdoor with in the blast cap of vent window;
described digital temperature sensor and described digital humidity sensor indoor and outdoor respectively fill a set of,
in silo, design temperature, humidity are higher than certain value outside storehouse, when wind speed is below fresh gale,
window can be opened automatically, reducing temperature and humidity, and generally, non-overcast and rainy night, window was always opened automatically according to arranging of timer;
described control circuit comprises the single-chip microcomputer controlled by radio operation box, described single-chip microcomputer connects automatic control circuit and manual control circuit, described single-chip microcomputer connects first via controllable silicon optocoupler driving circuit, described first via controllable silicon optocoupler driving circuit connects the second road controllable silicon optocoupler driving circuit and actuating motor circuit, described actuating motor circuit side connects power supply, described actuating motor circuit connects the 3rd road controllable silicon optocoupler driving circuit and the 4th road controllable silicon optocoupler driving circuit, described first via controllable silicon optocoupler driving circuit connects the 3rd road controllable silicon optocoupler driving circuit, the second described road controllable silicon optocoupler driving circuit connects the 4th road controllable silicon optocoupler driving circuit, described actuator comprises actuating arm and rotating shaft, and the drive motor to be connected with described rotating shaft,
single-chip microcomputer is the core of circuit, the numeral of various humiture and air velocity transducer exports directly to be sent in single-chip microcomputer, single-chip microcomputer sends the order of closing window or windowing according to these data, when windowing, and first via controllable silicon optocoupler driver, the second road controllable silicon optocoupler drive operation; 3rd road controllable silicon optocoupler driver, the 4th road controllable silicon optocoupler driver must be closed, power firestreak is received on the right of actuating motor, when closing window, 3rd road controllable silicon optocoupler driver, the 4th road controllable silicon optocoupler drive operation, first via controllable silicon optocoupler driver, the second road controllable silicon optocoupler driver must be closed, and power firestreak receives the actuating motor left side; The drive motor that electric signal controls to be arranged on diverse location is opened, thus controls the temperature of diverse location, adopts electromagnetism attracting mode, solves opening and closing problem by the control of the electromagnet electromagnetic performance to door and window.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201110359123.0A CN102393764B (en) | 2011-11-14 | 2011-11-14 | Automatic dehumidification system for food storehouse |
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| CN201110359123.0A CN102393764B (en) | 2011-11-14 | 2011-11-14 | Automatic dehumidification system for food storehouse |
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| CN102393764A CN102393764A (en) | 2012-03-28 |
| CN102393764B true CN102393764B (en) | 2015-04-22 |
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Families Citing this family (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105446279A (en) * | 2014-08-22 | 2016-03-30 | 中国农业机械化科学研究院 | Bulk grain container monitoring control system and method |
| CN105476496B (en) * | 2014-09-24 | 2018-11-02 | 漳州灿坤实业有限公司 | The door mechanism of bread producing machine |
| CN105786054A (en) * | 2014-12-25 | 2016-07-20 | 航天信息股份有限公司 | Granary ventilation control system and granary ventilation control method |
| CN104709654A (en) * | 2015-02-28 | 2015-06-17 | 江苏高科物流科技股份有限公司 | Automatic dehumidification system of warehouse |
| CN110096085B (en) * | 2019-05-22 | 2021-10-19 | 福建瑞达精工股份有限公司 | Control method and terminal of intelligent granary |
| CN110445029B (en) * | 2019-08-14 | 2021-07-06 | 国网重庆市电力公司永川供电分公司 | Switch cabinet operation environment improvement system and method |
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| JP2006254778A (en) * | 2005-03-17 | 2006-09-28 | Toto Kogyo Co Ltd | Ventilation device for hothouse |
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| CN201689351U (en) * | 2010-03-26 | 2010-12-29 | 中央储备粮余姚直属库 | Intelligent ventilating system of grain depot |
| CN102147051A (en) * | 2010-02-04 | 2011-08-10 | 哈尔滨蒙鹰科技有限公司 | Heating system for wellhead oil pipeline (Interval heating technology) |
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| WO2004022207A1 (en) * | 2002-09-03 | 2004-03-18 | Acker Phillip F | Ventilation system with humidity responsive ventilation controller |
| JP2006254778A (en) * | 2005-03-17 | 2006-09-28 | Toto Kogyo Co Ltd | Ventilation device for hothouse |
| CN102147051A (en) * | 2010-02-04 | 2011-08-10 | 哈尔滨蒙鹰科技有限公司 | Heating system for wellhead oil pipeline (Interval heating technology) |
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