CN108646831A - A kind of silo temperature/humidity control method and system - Google Patents
A kind of silo temperature/humidity control method and system Download PDFInfo
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- CN108646831A CN108646831A CN201810831940.3A CN201810831940A CN108646831A CN 108646831 A CN108646831 A CN 108646831A CN 201810831940 A CN201810831940 A CN 201810831940A CN 108646831 A CN108646831 A CN 108646831A
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- temperature
- humidity
- storehouse
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- control module
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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
Abstract
The present invention discloses a kind of silo temperature/humidity control method, include successively for be powered and starting device and complete control system deployment starting step, for determining electric power thus supplied if appropriate for the preparation process of regulation and control step, the regulation and control step regulated and controled to the humiture in storehouse and status report step for reporting the running state information of system outward, the regulation and control step is executed include：Given threshold；Obtain the temperature and humidity in storehouse；Judge whether temperature and/or humidity in storehouse are more than threshold value：If so, in storehouse temperature and/or humidity be adjusted；If not, regulating device is made to be in shutdown status.The invention also discloses a kind of silo temperature and humidity control systems suitable for the control method, and by the temperature humidity data inside and outside comprehensive monitoring warehouse, the operating status of automatic control and adjustment device, the automation to realize grain storage is adjusted.
Description
Technical field
The present invention relates to grain storage fields, and in particular to a kind of grain temperature humidity control method and system.
Background technology
In recent years, silo development in China's is relatively rapid, the suggestion storehouse development between being taken by original post and panel structure, bamboo-wood structure
For tall and big square of storehouse, vertical silo and the silo etc. of today, warehouse capacity is also obviously improved.China is mostly at present
Although area's grain depot grain storehouse has been basically completed modernization restructuring, be equipped with the ventilation parameters such as air-conditioning, axial flow blower, vent window and set
It is standby, it is exchanged with extraneous air-flow to be dehumidified and be radiated by control warehouse, or directly the air themperature in storehouse is carried out
It adjusts so that the grain in entire warehouse can be in the low temperature and low humidity environment of a proper storage.
Problem is, the adjusting of warehouse humiture needs to judge temperature humidity situation and manual by operating personnel's body-sensing
The start and stop for controlling warehouse temp and humidity regulator, can not consider the ambient conditions outside in warehouse and warehouse and error is larger,
It is easy to cause warehouse temperature adjusting not in time or the problems such as inappropriate is arranged in adjustment parameter, cause grain quality variation fast, grain
Storage quality cannot be guaranteed.
Invention content
In view of this, a kind of grain temperature humidity control method of the application offer and system, pass through the temperature monitored in warehouse
Degree and humidity, the operating status of automatic control and adjustment device, the automation to realize grain storage are adjusted, it is ensured that grain
Store quality.
In order to solve the above technical problems, technical solution provided by the invention is a kind of silo temperature/humidity control method, successively
Including：
Starting step completes the deployment of control system for the simultaneously starting device that is powered；
Preparation process, for determining that electric power thus supplied regulates and controls step if appropriate for execution；
Regulate and control step, for regulating and controlling to the humiture in storehouse；
Status report step, for reporting the running state information of system outward；
Wherein, the regulation and control step includes：
Given threshold；
Obtain the temperature and humidity in storehouse；
Judge whether temperature and/or humidity in storehouse are more than threshold value：
If so, in storehouse temperature and/or humidity be adjusted；
If not, regulating device is made to be in shutdown status.
Preferably, in storehouse temperature and/or humidity be adjusted including：
Obtain the temperature and humidity outside storehouse；
Judge whether temperature and/or humidity outside storehouse are more than threshold value：
If so, carrying out cooling adjusting；
If not, being aerated adjusting.
Preferably, the setting threshold value includes：
The control information sent from mobile phone terminal is received by communication module and threshold value is set according to the control information.
Preferably, the starting step includes：
To the system energization in complete discharge condition, system is activated and completes to dispose；
It executes preparation process and system is sent to mobile phone terminal by communication module and start information.
Preferably, the preparation process includes：
It receives and sends from ups power for power information；
Judge whether normal for power information：
If normal, regulation and control step is continued to execute；
If abnormal, stocking system data are simultaneously sent out information, then shut down.
Preferably, after the completion of the status report step executes execution is started the cycle over from preparation process.
The application also provides a kind of silo temperature and humidity control system, including：
Monitoring modular in storehouse, the temperature and humidity Data Concurrent for monitoring in storehouse give main control module；
Main control module, for receiving temperature and humidity data and being compared with threshold value, further according to comparison result to adjusting
Device sends instruction；
Regulating device, the instruction for receiving main control module and execution.
Preferably, further include storehouse external monitor module, the temperature and humidity Data Concurrent for monitoring outside storehouse gives master control mould
Block.
Preferably, further include：
Communication module, for access mobile communication network go forward side by side row information transmission；The communication module and main control module electricity
Connection, the control information for will receive are sent to main control module with given threshold, or the operation shape that main control module is recorded
State information is sent to mobile phone terminal.
Preferably, further include：
Ups power, for powering to main control module and being sent to main control module for power information；
Time-delay relay, for delaying conduction time so that main control module discharges completely；The time-delay relay setting exists
On the power supply circuit of main control module.
Compared with prior art, advantage is the application：
By monitoring the temperature and humidity in warehouse and judgement being compared with threshold value, and automatically it is in regulating device and closes
Suitable operation or shutdown status, the automation to realize grain storage environment are adjusted, it is ensured that food storage quality.Threshold value
Including temperature threshold corresponding with temperature and humidity and humidity threshold respectively, threshold value is kind of the operating personnel according to storage grain
The advance defeated numerical value set of the factors such as class, quantity and storage condition.
Regulating device includes ventilation device and temperature-adjusting device.Cool down when the temperature in storehouse is more than threshold value
It adjusts, if temperature is unable to reach expected also above threshold value, the air circulation of unlatching ventilation equipment increase at this time outside the storehouse obtained
Cooling-down effect, so carrying out refrigeration cool-down adjusting to warehouse by cooling system with the air outside warehouse in isolation warehouse.Work as storehouse
Cooling adjusting is carried out when interior temperature is more than threshold value when temperature is also less than threshold value outside storehouse, makes warehouse by ventilation equipment
Ventilation is adjusted, energy conservation and environmental protection lower compared to cooling system power consumption.
When temperature reduces, the saturated vapor drops of air, that is to say, that the part vapor in air can condense into water
Pearl is precipitated, so that air humidity declines, therefore other than cooling may be implemented humidity in storehouse can also drop for the adjusting that cools down
It is low.It is noted that when the humidity outside warehouse is more than threshold value, ventilation is used to adjust in order to regulate and control the temperature lowered in warehouse
Section, humidity increases instead while temperature being caused to reduce, and also needs to carry out cooling adjusting again after ventilation parameters to realize drop
Temperature dehumidifying, causes power consumption to increase.Therefore when meeting the temperature and humidity outside warehouse and being less than threshold value, can just ventilation be used to adjust
Section is aerated cooling or dehumidifying.The class when threshold value of adjusting method and principle when being higher than to(for) humidity in storehouse are higher than threshold value with temperature
Seemingly, details are not described herein again.
After completing to the control of regulating device, then sends to start the cycle over from the power supply information Step of ups power from reception and hold
Row, is constantly monitored humiture in storehouse, so as to accurately and timely carry out judging the operation of simultaneously controling adjustment device,
Reduce unnecessary energy consumption.
In other embodiments, the information of access meteorological observatory can be passed through when obtaining the temperature and humidity data outside storehouse.
But the temperature and humidity data monitoring of meteorological observatory is typically entire section range, precision is not high enough, for some a small ranges
Weather transformation be not easy to monitor.Storehouse external monitor module is set outside warehouse, and the day for directly acquiring warehouse position is vaporous
Condition so that more efficient to the temperature and humidity adjustment of grain storage more targeted.By receiving the humiture letter in warehouse and outside warehouse
Breath, can more accurately and effectively be adjusted environment in storehouse, preferably ensure the storage of grain.
The communication module of accessible mobile communication network is electrically connected with main control module.Here mobile communication network includes
At least one of GSM, TD-SCDMA, WCDMA, TD-LTE, FDD-LTE, the interior base with matching communication network of communication module
Microarray strip.Short message is manipulated with mobile phone terminal directive sending, communication module receives manipulation short message by mobile communication network and will
Operational order passes to main control module, and main control module updates threshold value to the startup of controling adjustment device according to operational order and stops
Only.When main control module complete it is primary judge and after to the control of regulating device, by communication module with short message or network data
Form sends the information such as the operating status of the humiture in current storehouse, the humiture outside storehouse and regulating device to mobile phone terminal.From
And staff checks and control operation without being on the scene can be realized to the state of system equipment, improve promptness with
Convenience.
Be arranged on the power supply circuit of main control module ups power (uninterrupted power supply, uninterruptedly
Power supply) in addition to can be other than management and control power supply, moreover it is possible to constantly send out current device for power information.Have on ups power
RS232 or RS485 communication interfaces are connected or are accessed wireless data transmission device by corresponding data line, you can with master control
Information transmission is realized between module.When system meets with power blackout situation in the process of running, ups power can continue to as master control mould
Block provides the supply of electric power of a period of time, while ups power has switched to UPS electricity by external power supply to main control module transmission power supply
The information in source.Power supply be cut to it is abnormal for power information, main control module receive in operation for after power information to run number
Power cut-off information is sent to mobile phone terminal according to being stored, and by communication module, is then shut down by normal procedure.It thus is avoided that
It is unexpected that power-off cause electronic component to damage or loss of data, it is ensured that the stability of grain temperature humidity control system；Together
When by mobile phone terminal inform that the working condition of personnel systems changes, make staff can according to obtained information state and
When before handle.
After main control module completes shutdown, ups power enters standby mode by the built-in power of itself.In incoming call, UPS
Power supply switches power source and to main control module output current, and main control module is switched on by current activation and completes control program and transported
Row deployment, in the operational process of program, the operating status of personnel systems can also be informed by communication module, makes work
Personnel come to observe conditions in time.Staff confirm field condition after started by master control module controls system, make equipment after
Reforwarding row.
If what is encountered is of short duration power failure, the charge in the power capacitor of main control module does not flow completely out also after a loss of power
With regard to having restored power supply, the impact of electric current can not activate main control module to make system boot.It is arranged between ups power and main control module
Time-delay relay, time-delay relay disconnects when power-off, and after service restoration, time-delay relay is changed into after a certain period of time in delay
Connected state, so that it is guaranteed that the power capacitor of main control module has the sufficient time to flow completely out charge, i.e., system is discharged completely,
System when restoring electricity is switched on by smooth activation.By test, the capacitor electric discharge completely in main control module is big
About 50 seconds, therefore time-delay relay of the delay time for connecting circuit at 1 minute or more should be used.
Description of the drawings
Fig. 1 electrically connects relation schematic diagram for grain temperature humidity control system of the present invention；
Fig. 2 is the structural schematic diagram of one embodiment of grain temperature humidity control system of the present invention；
Fig. 3 is the structural representation right side view of one embodiment of grain temperature humidity control system of the present invention.
Fig. 4 is the operational process schematic diagram of grain temperature control method of the present invention.
Reference numeral：Monitoring modular 11, storehouse external monitor module 12, main control module 2, operation button 21, regulating device in storehouse
3, ventilation device 31, temperature-adjusting device 32, display module 4, communication module 51, ups power 52, shell 6, exhaust fan 61, into
Gas port 62, refrigeration part 63, external door 71, inside door 72, ceiling 8.
Specific implementation mode
It is below in conjunction with the accompanying drawings and specific real in order to make those skilled in the art more fully understand technical scheme of the present invention
Applying example, the present invention is described in further detail.
Referring to FIG. 1, the embodiment of the present invention provides a kind of silo temperature and humidity control system, including：
Monitoring modular 11 in storehouse, in storehouse monitoring modular 11 include the temperature being arranged in warehouse and and hygrometer, for supervising
Survey warehouse in temperature and humidity information and be sent to main control module 2；
Storehouse external monitor module 12, for monitoring the Weather information outside warehouse and being sent to main control module 2；Storehouse external monitor module
12 include psychrometer and air thermometer；
Main control module 2, for going out to work as the temperature and humidity information in the warehouse received with default value multilevel iudge
Humiture situation in preceding warehouse generates control life further according to the data of the Temperature and Humidity module outside the data of the Temperature and Humidity module and storehouse received in storehouse
It enables, and control command is sent to regulating device 3；
Regulating device 3 is adjusted the temperature and humidity in storehouse after the control command for receiving main control module 2, and
Operating status is fed back into main control module 2；Regulating device 3 includes ventilation device 31 and temperature-adjusting device 32；Ventilation device 31
Including axial flow blower；In other embodiments, ventilation device 31 can also be axial flow blower window or vent window；
Communication module 51, for accessing GSM communication networks and carrying out data transmission, communication module 51 and 2 electricity of main control module
Connection, the control information for will receive is sent to main control module 2 with given threshold, or the operation that main control module 2 is recorded
Status information is sent to mobile phone terminal；In other embodiments, communication module also can access TD-SCDMA, WCDMA, TD-LTE or
Other mobile communication net networks such as FDD-LTE；
Ups power 52 is arranged on the power supply circuit of main control module 2, for powering to main control module 2 and to main control module
2 send for power information；
Time-delay relay, for delaying conduction time so that main control module 2 discharges completely；Time-delay relay is arranged in master control
On the power supply circuit of module 2.
- 3 are please referred to Fig.1, further includes display module 4 and operation button 21 in one embodiment；Display module 4 and master
Control module 2 electrically connects, for show the humiture in storehouse that main control module 2 receives, the humiture outside storehouse, the threshold value of setting and
The operating status of regulating device 3；Operation button 21 is electrically connected with main control module 2, for carrying out operation setting to system.In order to keep away
Exempt from the components such as main control module 2 in use by environment steam corrosion or condensation cause short circuit, main control module 2 to set
It sets in electric cabinet, electric cabinet includes the external door 71 and inside door 72 hinged with shell 6, and shell 6 constitutes enclosure space, inside door with external door 71
72 settings are in the enclosed space；Operation button 21 is arranged on inside door 72, main control module 2 on inside door 72 far from external door 71 one
Side is electrically connected with monitoring modular 11, storehouse external monitor module 12 and regulating device 3 in operation button 21, storehouse respectively；The door of external door 71
Plate side is equipped with sealing structure, and 6 top of shell is equipped with exhaust fan 61, and 6 lower part of shell is equipped with air inlet 62, and air inlet 62 is equipped with
Refrigeration part 63, refrigeration part 63 and main control module 2 electrically connect；Electric cabinet is the cuboid electric cabinet of stainless steel, electric cabinet external door
71 are equipped with reinforcing rib, and ceiling 8 with angle is equipped at the top of electric cabinet.
Display module 4 is by the humiture in storehouse, the operating status of the humiture outside storehouse, the threshold value of setting and regulating device 3
Etc. information be transferred on display module, can more be visually known the operation feelings of the warm and humid situation equipment of reserves in current warehouse
Condition is managed adjusting convenient for staff.Operation button 21 is set, is conveniently operated personnel at the scene directly to main control module 2
In parameter carry out manipulation adjustment, carry out data transmission with communication module 2 without additionally carrying a mobile phone terminal.
Top mentioned here refers to including 6 top of shell and shell 6 in the vertical direction close to the part on top；Institute
The lower part said refers to including 6 bottom of shell and shell 6 in the vertical direction close to the part of low side.The setting of operation button 21 exists
On inside door；Main control module 2 is electrically connected with monitoring modular 11, storehouse external monitor module 12 and regulating device 3 in operation button 21, storehouse
Position is located at the side far from external door 71 on inside door 72 so that the jointing between module is arranged in inside door 72 and 6 institute of shell
In the sealing space of composition, power lug will not be touched easily during daily control to main control module 2, improving makes
Safety.
External door 71 with sealing structure is set in electric cabinet, and when external door 71 is closed, entire electric cabinet is in an opposing seal
Environment.6 top setting exhaust fan 61 of shell is evacuated outward so that is formed negative pressure in shell 6, is guided air inlet of the air from bottom
Mouth enters in shell 6, forms one air-flow flowed up in electric cabinet, ensure that the heat dissipation of electronic component.In air inlet
The refrigeration part 63 of upper setting is so that air can be cooled down before entering shell 6, and the partial moisture in air is when by air inlet
Because cooling down and condensation, to reduce the water content entered in the air in shell 6, also kept away while ensure that cooling-down effect
Electronic component damp failure is exempted from.
Refrigeration part 63 and main control module 2 are electrically connected, when storehouse external monitor module 11 monitors that humidity is relatively low, due to sky
Water vapour content in gas is larger from saturated humidity difference, passes through the effect sky that is limited, and relatively drying further to dehumidify that cools down
Gas is not easy to make electronic component moisture damage, therefore when the humidity information that storehouse external monitor module 11 monitors is less than setting value
When, refrigeration part 63 is automatically stopped work under the control of main control module 2, saves electric energy.
Setting ceiling 8 with angle in electric cabinet top is conducive to moisture and flows away, and is not easy occur ponding or leakage at the top of electric cabinet.
Electric cabinet is made using stainless steel, and reinforcing rib is set on external door 71 so that the stable structure of electric cabinet is secured, is less prone to
Because electric cabinet deformation leads to poorly sealed situation；And metal material is more prone to heat conduction, improves electric cabinet to being arranged inside
Electronic component heat dissipation effect.
Referring to FIG. 4, the embodiment of the present invention also provides a kind of silo temperature/humidity control method, include successively：Starting step,
Preparation process, regulation and control step and status report step.
Starting step includes：To the system energization in complete discharge condition, system is activated and completes to dispose；
It executes preparation process and the communication module 51 by accessing GSM communication networks sends system startup letter to mobile phone terminal
Breath.
Preparation process includes：Main control module 2 receive by ups power 52 by RS232 communication interfaces send for telecommunications
It ceases and judges whether normal for power information：If powering Information abnormity, 2 stocking system data of main control module simultaneously pass through communication module
It is sent out information, is then shut down；If normal for power information, regulation and control step is continued to execute.
Regulating and controlling step includes：Main control module 2 receives the control information and root sent from mobile phone terminal by communication module 51
The threshold value of temperature and humidity is set according to control information.In other embodiments, main control module 2 can also be set by operation button 21
Determine threshold value.
The temperature and humidity in storehouse is obtained including the temperature being arranged in warehouse and with monitoring modular 11 in the storehouse of hygrometer
Data Concurrent gives main control module 2.
Main control module 2 judges whether temperature in storehouse and/or humidity are more than threshold value：Threshold value if more than is then needed to storehouse
Interior temperature and/or humidity is adjusted, and shutdown status is in if making regulating device 3 not above if.Wherein, temperature and humidity adjustment
Step includes：
Temperature and humidity and the transmission outside storehouse are obtained including the storehouse external monitor module 12 of psychrometer and air thermometer
To main control module 2；
Main control module 2 judges whether temperature outside storehouse and/or humidity are more than threshold value；If so, main control module 2 controls to adjust
Temperature-adjusting device operation in device 3 carries out cooling adjusting；If not, the ventilation dress in 2 controling adjustment device 3 of main control module
It sets operation and is aerated adjusting.
Status report step includes：Main control module 2 is completed to will be in storehouse by communication module 51 after the control of regulating device 3
Humiture, the status information of 3 start and stop situation of regulating device are sent to mobile phone terminal outside humiture, storehouse.
Execution aforesaid operations are started the cycle over from receiving to send from the power supply information Step of ups power 52.
In the case of situation without exception, the control flow will constantly circular flow, to timely and accurately to storehouse
Interior temperature is regulated and controled.When meeting with power-off, ups power 52 can continue to provide the supply of electric power of one end time, main control module 2
It receives abnormal for carrying out data storage and automatic shutdown operation after power information；In service restoration, main control module 2 is swashed by electric current
Living, Auto Power On simultaneously completes corresponding operation deployment.By the way that the rate-determining steps of automatic shutdown and booting are arranged, silo temperature is realized
Humidity control system automatically processes reply when meeting with power failure, improves the degree of automation of system.
It the above is only the preferred embodiment of the present invention, it is noted that above-mentioned preferred embodiment is not construed as pair
The limitation of the present invention, protection scope of the present invention should be subject to claim limited range.For the art
For those of ordinary skill, without departing from the spirit and scope of the present invention, several improvements and modifications can also be made, these change
Protection scope of the present invention is also should be regarded as into retouching.
Claims (10)
1. a kind of silo temperature/humidity control method, which is characterized in that include successively：
Starting step completes the deployment of control system for the simultaneously starting device that is powered；
Preparation process, for determining that electric power thus supplied regulates and controls step if appropriate for execution；
Regulate and control step, for regulating and controlling to the humiture in storehouse；
Status report step, for reporting the running state information of system outward；
Wherein, the regulation and control step includes：
Given threshold；
Obtain the temperature and humidity in storehouse；
Judge whether temperature and/or humidity in storehouse are more than threshold value：
If so, in storehouse temperature and/or humidity be adjusted；
If not, regulating device is made to be in shutdown status.
2. silo temperature/humidity control method as described in claim 1, which is characterized in that the starting step includes：
To the system energization in complete discharge condition, system is activated and completes to dispose；
It executes preparation process and system is sent to mobile phone terminal by communication module and start information.
3. silo temperature/humidity control method as described in claim 1, which is characterized in that the preparation process includes：
It receives and sends from ups power for power information；
Judge whether normal for power information：
If normal, regulation and control step is continued to execute；
If abnormal, stocking system data are simultaneously sent out information, then shut down.
4. silo temperature/humidity control method as described in claim 1, which is characterized in that the setting threshold value includes：
The control information sent from mobile phone terminal is received by communication module and threshold value is set according to the control information.
5. silo temperature/humidity control method as described in claim 1, which is characterized in that in storehouse temperature and/or humidity into
Row is adjusted：
Obtain the temperature and humidity outside storehouse；
Judge whether temperature and/or humidity outside storehouse are more than threshold value：
If so, carrying out cooling adjusting；
If not, being aerated adjusting.
6. silo temperature/humidity control method as described in claim 1, which is characterized in that the status report step executes completion
Afterwards execution is started the cycle over from preparation process.
7. a kind of silo temperature and humidity control system, which is characterized in that including：
Monitoring modular in storehouse, the temperature and humidity Data Concurrent for monitoring in storehouse give main control module；
Main control module, for receiving temperature and humidity data and being compared with threshold value, further according to comparison result to regulating device
Send instruction；
Regulating device, the instruction for receiving main control module and execution.
8. silo temperature and humidity control system as claimed in claim 7, which is characterized in that further include storehouse external monitor module, be used for
Temperature and humidity Data Concurrent outside monitoring storehouse gives main control module.
9. silo temperature and humidity control system as claimed in claim 7, which is characterized in that further include：
Communication module, for access mobile communication network go forward side by side row information transmission；The communication module is electrically connected with main control module,
Control information for will receive is sent to main control module with given threshold, or the running state information that main control module is recorded
It is sent to mobile phone terminal.
10. silo temperature and humidity control system as claimed in claim 7, which is characterized in that further include：
Ups power, for powering to main control module and being sent to main control module for power information；
Time-delay relay, for delaying conduction time so that main control module discharges completely；The time-delay relay is arranged in master control
On the power supply circuit of module.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201810831940.3A CN108646831B (en) | 2018-07-26 | 2018-07-26 | Granary temperature and humidity control method and system |
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| CN201810831940.3A CN108646831B (en) | 2018-07-26 | 2018-07-26 | Granary temperature and humidity control method and system |
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| CN110096085A (en) * | 2019-05-22 | 2019-08-06 | 福建瑞达精工股份有限公司 | The control method and terminal of intelligent silo |
| 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 |
| CN112394760A (en) * | 2020-11-03 | 2021-02-23 | 哈尔滨紫冉科技开发有限公司 | Temperature and humidity analysis control method and system |
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| CN108646831B (en) | 2020-11-03 |
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