CN105894771A - Grain situation monitoring and management information system based on wireless sensing technology - Google Patents
Grain situation monitoring and management information system based on wireless sensing technology Download PDFInfo
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- CN105894771A CN105894771A CN201610209584.2A CN201610209584A CN105894771A CN 105894771 A CN105894771 A CN 105894771A CN 201610209584 A CN201610209584 A CN 201610209584A CN 105894771 A CN105894771 A CN 105894771A
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D21/00—Measuring or testing not otherwise provided for
- G01D21/02—Measuring two or more variables by means not covered by a single other subclass
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
Abstract
The invention discloses a grain situation monitoring and management information system based on the wireless sensing technology. The system comprises a temperature and humidity sensor arranged in a storehouse. The temperature and humidity sensor transmits data to a wireless terminal through D21DL wireless communication, and the wireless terminal transmits the monitored data to a server of a host through a measurement and control extension set. The real-time temperature and humidity data is uploaded to the server, and compared with a bus communication technology in the prior art, the system has the advantages of being low in failure rate, easy to maintain, short in construction cycle and the like.
Description
Technical field
The present invention relates to grain storage technical field, be specifically related to a kind of grain feelings based on wireless sensor technology
Monitoring and management information system, modern communication networks, Intelligent data analysis and Intelligent Measurement are combined with
Easy grain depot supervision, improves grain depot supervision reliability and effect.
Background technology
Foodstuff preservation is that country is waste calamity, defence war and other unexpected incidents and effectively arranging of taking
Execute.Grain is the necessary of human survival, and temperature and humidity are to keep the prerequisite of grain, along with
Gradually opening of China's entry into the WTO and grain market, stores the development to stable national economy of the substantial amounts of grain
Play vital effect.Affect humidity and temperature that grain security storage major parameter is grain, this
It is inter-related between the two.People generally use thermometer, drimeter to measure grain depot temperature and
Humidity, by Heat artificially, humidifies, ventilates and the method such as cooling controls the temperature of grain depot, humidity,
This method not only control accuracy is low, poor real, and the labor intensity of operator is big.Temperature simultaneously
Degree may cause seed to rot on a large scale with being widely varied of relative humidity or affect the germination of seed
Rate, thus bring greatly economic and property loss.Thus it is guaranteed that suitable granary temperature, humidity pair
Ensure that agricultural product seed storage quality is particularly significant.The at present grain storage management work in grain depot exist with
Lower problem:
1) grain depot information gathering means fall behind, and data message degree is the highest: existing system is to temperature, wet
The data sampling acquisition means disparate development such as degree, insect pest, gas, moisture, in addition to temperature, humidity,
The collection overwhelming majority of other data still uses artificial means to carry out collection in worksite.Meanwhile, management personnel
Data are checked and often rests on paper form or operation system electric power list, it is impossible to current grain depot
Information gets information about, and does not sets up the concept of visualization.Problem is that data base can revise, for
Unreal data retention leak, lacks effective supervision.
2) grain depot management equipment needs Artificial Control, and it is the highest that data perception gathers automaticity: the most not
The management means of few grain depot controls all to use manual operation also in labor power times, data acquisition and system,
Wherein large number quipments carries out execute-in-place with greater need for staff, such as go out warehouse-in, lorry puts in storage unloading and
Driving path management, ventilation installation, refrigeration plant etc., have one so causing in the regulation of grain depot data
Fixed hysteresis quality, it is impossible to be controlled timely, tends to the grain causing regulation management to cause not in time
Food loss.
3) each control system of grain depot is relatively independent, lacks unified joint-action mechanism: at present involved by grain depot management
To control system or equipment be all relatively independent, the access of each sensor of front end is formed without
Unified interface standard and agreement, it is impossible to equipment is uniformly accessed into and standardized management.Most equipment
Or systemic-function is single, and between each system, lack coordination, it is impossible to complete complicated regulation and control task.
4) grain depot equipment standard disunity, numeral grain depot construction is pushed slowly: gets involved numeral grain depot at present and builds
If producer large number of, only product sensor supplier is just in the face of numerous rivals of the same trade,
For protection its knowledge property right and the purpose of trade secret, producer formulates the interface standard of product the most voluntarily
And communication protocol, and numeral grain depot construction is a numerous and jumbled System Integration Engineering, different piece relates to factory
Family is numerous, and skimble-scamble technical standard specification brings obstruction greatly during the system integration, delays
Grain depot digitized upgrading progress.
Such as Chinese patent CN103324221A, disclose a kind of grain depot intelligent comprehensive control system, thermometric
Point is distributed more widely, positioning performance is relatively strong, and can stop electronic devices and components detection grain temperature, not fear hydrogen phosphide
Burn into uses wireless communication configuration, can remotely monitor grain feelings, and monitoring effect and safety are the strongest,
Range of application is wider.But the design of its structure is upper complex, fibre optic temperature sensor cost is high, easily
Damaging, complicated to grain depot uses environmental suitability not strong, and it is the most single to seem on software system function
One changes.
Such as Chinese patent CN103235572A, disclose a kind of intelligent digital grain depot supervisory systems, pass through
Temperature-humidity monitoring module and Ventilation Control module, storage capacity monitoring modular link, it is possible to achieve ventilate and make
Industry, the startup of stifling operation control, system automatically calculate current storage capacity, are greatly improved storage capacity and calculate
Precision.Its not foot point be that monitoring range is less, communication mode is single, and function is the most comprehensive.
Summary of the invention
The technical problem to be solved is to provide a kind of failure rate is low, safeguard simple, construction week
Phase is short, monitoring accuracy is high grain condition monitoring based on wireless sensor technology and management information system.
The technical problem to be solved realizes by the following technical solutions:
A kind of grain condition monitoring based on wireless sensor technology and management information system, including being arranged in warehouse
Temperature Humidity Sensor, described Temperature Humidity Sensor transfers data to wireless end by D21DL wireless telecommunications
End, the data monitored are transmitted the server to main frame through observing and controlling extension set by described wireless terminal, will be in real time
Humiture data upload onto the server, compare in early days bus communication technology have failure rate is low, safeguard simple,
The features such as short construction period.
Described Temperature Humidity Sensor all uses high-quality aviation plug to be connected with wireless terminal, and wireless terminal is permissible
Connect suction by non-electrical and be attached at warehouse extension set so that extension set data and host data transmission are uninterrupted.
Sensing cable such as needs to change, it is only necessary to replace fault cable for measuring temperature with spare unit, it is not necessary to producer's Site Service.
Described Temperature Humidity Sensor have employed the temperature that the SHT11 chip of Scnsirion company of Switzerland release is made
Humidity sensor, it is digital hygro sensor, it is possible to directly reads the warm and humid angle value of measured object, adopts
By D21DL wireless communication transmission data.
Be provided with epidemic disaster detection module in described server, data check module, icon display module,
Printing reports module, data maintenance module, basic information module, user management module；
Wherein epidemic disaster detection module only need to choose the warehouse needing to survey, and clicking on thermometric button can complete
Survey epidemic disaster.
Data check that module is divided into plane to check with solid and checks, plane checks it is with the shape of form by data
Formula is presented on the page, and solid checks it is to present data to more intuitively with three-dimensional simulating stereo figure use
Family.
Icon display module by, whole storehouse samming curve, three temperature curve, temperature curve, moisture curves, four
Individual composition, analyzes epidemic disaster data more intuitively；Each figure can select broken line graph or post
Shape figure.
Printing reports module divides single storehouse to print and many storehouses print continuously, and single storehouse prints and the most only prints a storehouse
Room, it is the disposable data printing multiple warehouses that many storehouses print continuously.
Data maintenance module has data backup and resume, deletion etc., ensures your data safety.
User management module includes that the additions and deletions of user change the role with user, the distribution etc. of role-security, power
It is the most careful that limit divides, convenient management user, uses mysql database access data.
The invention has the beneficial effects as follows:
1) summary design makes system maintainability simpler, it is not necessary to Professional knowledge, and user only needs buying
The corresponding spare unit i.e. failure-free operation of feasible system；Between system software and hardware, compatibility is the best.Same
Numeral, simulation, wired and wireless device can be run in one system simultaneously.
2) system uses wireless telecommunications and wire communication two kinds design pattern, and user is without complicated cable paving
If i.e. saving manual maintenance cost and turn avoid because taking grain out of a granary to sun it and safeguarding the breakage to cable for measuring temperature, and going
Fall to be easily caused the cable connector of fault, and use the general plug of peace to connect.This programme makes silo manage more
Add simplification, also make maintenance become easier to.
3) observing and controlling extension set design uniqueness, observing and controlling extension set possesses the detection of single storehouse, single storehouse shows, single storehouse prints merit
Can, can avoid because communication line is not smooth or computer damages and causes the problem that can not detect grain feelings.
4) capacity of resisting disturbance is strong, data transmission accurately, need not to radio committee application-specific channel,
Not producing telecom charges, construction costs is low, may replace communication wire rod completely.
5) system uses modularized design, and equipment room can freely exchange, and Fault Isolation is effective (as occurred
A certain trouble point, does not affect other equipment and normally works).
6) system structure is versatile and flexible, is suitable for various large, medium and small type grain depots.Software design is suitable for room
The multiple storehouse types such as formula storehouse, vertical silo, silo, brick dumpy silo.Broad application temperature range, is suitable for China
The North and South.
Accompanying drawing explanation
Fig. 1 is present system frame diagram.
Detailed description of the invention
For the technological means making the present invention realize, creation characteristic, reach purpose and effect and be readily apparent from
Solve, below in conjunction with being specifically illustrating, the present invention is expanded on further.
Embodiment 1
As it is shown in figure 1, a kind of grain condition monitoring based on wireless sensor technology and management information system, including setting
Putting the Temperature Humidity Sensor in warehouse, data are passed by described Temperature Humidity Sensor by D21DL wireless telecommunications
Being passed to wireless terminal, the data monitored are transmitted the service to main frame through observing and controlling extension set by described wireless terminal
Real time humiture data are uploaded onto the server by device, compare in early days bus communication technology have failure rate is low,
Safeguard the features such as simple, short construction period.
Described Temperature Humidity Sensor all uses high-quality aviation plug to be connected with wireless terminal, and wireless terminal is permissible
Connect suction by non-electrical and be attached at warehouse extension set so that extension set data and host data transmission are uninterrupted.
Sensing cable such as needs to change, it is only necessary to replace fault cable for measuring temperature with spare unit, it is not necessary to producer's Site Service.
Described Temperature Humidity Sensor have employed the temperature that the SHT11 chip of Scnsirion company of Switzerland release is made
Humidity sensor, it is digital hygro sensor, it is possible to directly reads the warm and humid angle value of measured object, adopts
By D21DL wireless communication transmission data.
Be provided with epidemic disaster detection module in described server, data check module, icon display module,
Printing reports module, data maintenance module, basic information module, user management module；
Wherein epidemic disaster detection module only need to choose the warehouse needing to survey, and clicking on thermometric button can complete
Survey epidemic disaster.
Data check that module is divided into plane to check with solid and checks, plane checks it is with the shape of form by data
Formula is presented on the page, and solid checks it is to present data to more intuitively with three-dimensional simulating stereo figure use
Family.
Icon display module by, whole storehouse samming curve, three temperature curve, temperature curve, moisture curves, four
Individual composition, analyzes epidemic disaster data more intuitively；Each figure can select broken line graph or post
Shape figure.
Printing reports module divides single storehouse to print and many storehouses print continuously, and single storehouse prints and the most only prints a storehouse
Room, it is the disposable data printing multiple warehouses that many storehouses print continuously.
Data maintenance module has data backup and resume, deletion etc., ensures your data safety.
User management module includes that the additions and deletions of user change the role with user, the distribution etc. of role-security, power
It is the most careful that limit divides, convenient management user, uses mysql database access data.
Fractional hardware is introduced
1、D21DL
A, transparent mode data are transmitted, it is not necessary to change original signal procedure and method of attachment；
B, serial ports have TTL, RS232, RS485 half-duplex plurality of level interface；
C, built-in E2ROM and watchdog circuit, can arrange parameter by power-failure memory；
D, employing CRC check, can test out 99.99% mistake in transmission；
E, there is group-net communication pattern, it is simple to point-to-multipoint delivery；
F, frequency source use VCO/PLL frequency synthesizer, can pass through serial port setting frequency easily and flexibly；
G, technical grade product design, and operating temperature range width can be suitable for field work；
H, there is serial communication and switching value IO simultaneously, can be directly used for the purposes such as alarm remote control；
I, employing temperature compensation frequency reference, the instantaneous and long-term stability of frequency is high；
J, it is completely independent exploitation, is using or be provided that good technology is propped up during client's secondary development
Hold；
K, totally-enclosed aluminum alloy casing, capacity of resisting disturbance is strong；
L, full SMT assemble, and technique is advanced, reliability is high；
2.SHT11
A, SHT11 are a digital hygro sensor chips that Scnsirion company of Switzerland releases.This core
Sheet is widely used in HVAC, automobile, consumer electronics, the field such as automatically controls.Main feature is such as altogether
Under:
B, highly integrated, by temperature sensing, humidity, signal conversion, A/D conversion and heater etc.
Function is integrated on a chip；
C, offer two wires digital serial interface SCK and DATA, interface is simple, supports CRC transmission verification, passes
Defeated reliability is high；
D, certainty of measurement programmable regulating, (resolution is 8～12 to built-in A/D converter, can pass through
Chip internal register programming rice is selected)；
E, measuring accuracy are high, due to the most integrated Temperature Humidity Sensor, it is provided that temperature-compensating wet
Degree measured value and high-quality calculation function；
F, package dimension extra small (7.62mm × 5.08mm × 2.5mm), measure and after sign off, from
Move and proceed to low-power consumption mode；
G, high reliability, use CMOSens technique, can be dipped in completely in water by sensing head during measurement.
Embodiment 2
As it is shown in figure 1, a kind of grain condition monitoring based on wireless sensor technology and management information system, including setting
Putting the Temperature Humidity Sensor in warehouse, data are passed by described Temperature Humidity Sensor by D21DL wireless telecommunications
Being passed to wireless terminal, the data monitored are transmitted the service to main frame through observing and controlling extension set by described wireless terminal
Real time humiture data are uploaded onto the server by device, compare in early days bus communication technology have failure rate is low,
Safeguard the features such as simple, short construction period.
Described Temperature Humidity Sensor all uses high-quality aviation plug to be connected with wireless terminal, and wireless terminal is permissible
Connect suction by non-electrical and be attached at warehouse extension set so that extension set data and host data transmission are uninterrupted.
Sensing cable such as needs to change, it is only necessary to replace fault cable for measuring temperature with spare unit, it is not necessary to producer's Site Service.
Described Temperature Humidity Sensor have employed the temperature that the SHT11 chip of Scnsirion company of Switzerland release is made
Humidity sensor, it is digital hygro sensor, it is possible to directly reads the warm and humid angle value of measured object, adopts
By D21DL wireless communication transmission data.
Be provided with epidemic disaster detection module in described server, data check module, icon display module,
Printing reports module, data maintenance module, basic information module, user management module；
Wherein epidemic disaster detection module only need to choose the warehouse needing to survey, and clicking on thermometric button can complete
Survey epidemic disaster.
Data check that module is divided into plane to check with solid and checks, plane checks it is with the shape of form by data
Formula is presented on the page, and solid checks it is to present data to more intuitively with three-dimensional simulating stereo figure use
Family.
Icon display module by, whole storehouse samming curve, three temperature curve, temperature curve, moisture curves, four
Individual composition, analyzes epidemic disaster data more intuitively；Each figure can select broken line graph or post
Shape figure.
Printing reports module divides single storehouse to print and many storehouses print continuously, and single storehouse prints and the most only prints a storehouse
Room, it is the disposable data printing multiple warehouses that many storehouses print continuously.
Data maintenance module has data backup and resume, deletion etc., ensures your data safety.
User management module includes that the additions and deletions of user change the role with user, the distribution etc. of role-security, power
It is the most careful that limit divides, convenient management user, uses mysql database access data.
Described aviation plug uses premium insulation material to make, and described premium insulation material is by following weight
Material make: natural rubber 500g, modified polypropene 100g, modified wood powder 30g, Semen Ricini wax 10g,
Nanometer silicon carbide 20g, dioctyl phthalate 10g, polyurethane 80g, polyhydroxyalkanoate 5g, the moon
Cinnamic alcohol polyoxyethylene ether 10g, stabilizer 50g, calcium sulfate 120g, glutaraldehyde 10g, glycerol 10g；Should
Cable insulation insulation effect is good, corrosion-resistant, anti-extrusion, is suitable for grain depot and uses.
Above-mentioned preparation method is as follows:
(1) in natural rubber, modified polypropene and nanometer silicon carbide are first added, in microwave after mix homogeneously
Under frequency 2450MHz, power 800W, microwave treatment 10 minutes, is subsequently adding polyoxyethylene lauryl ether and penta
Dialdehyde, continues microwave treatment 10 minutes, obtains material I；
(2) in modified wood powder, add Semen Ricini wax and polyhydroxyalkanoate, be heated to 90-100 DEG C of guarantor
Temperature stirring 15 minutes, is subsequently adding calcium sulfate, continues insulated and stirred 10 minutes, obtains material II；
(3) in material I, material II, dioctyl phthalate, polyurethane, stabilizer and third are added
Triol, mix homogeneously post-heating to 60-70 DEG C of insulated and stirred 10 minutes, obtain mixed material；
(4) said mixture material is added in extruder, extrude after melted, shearing are blended.
Described modified wood powder is made up of the raw material of following weight: wood powder 100g, ceramics 10g, nanometer are high
Ridge soil 8g, carboxymethyl chitosan 15g, polyvinyl alcohol 10g, vaseline 5g, ethanol 30g, its preparation method
For: in wood powder, first add ceramics, stand 30 minutes post-heating to 55-60 DEG C of insulated and stirred 15 minutes,
Nano kaoline and ethanol being added after being cooled to room temperature, mixture is in supersonic frequency 40kHz, power
Supersound process 30 minutes under 100W, add polyvinyl alcohol and vaseline, in microwave frequency after mix homogeneously
Under 2450MHz, power 800W, microwave treatment 10 minutes, is subsequently adding carboxymethyl chitosan, after mix homogeneously
Continuing microwave treatment 15 minutes, be subsequently sent to vacuum drier, 180 mesh pulverized by the size-reduced machine of gained solid
Sieve series obtains.Being modified the wood powder stable performance of process, raw material is easy to get, and insulate for processing cable insulating barrier
Effect is good.
The ultimate principle of the present invention and principal character and advantages of the present invention have more than been shown and described.One's own profession
Skilled person will appreciate that of industry, the present invention is not restricted to the described embodiments, above-described embodiment and explanation
The principle that the present invention is simply described described in book, without departing from the spirit and scope of the present invention,
The present invention also has various changes and modifications, and these changes and improvements both fall within claimed invention model
In enclosing.Claimed scope is defined by appending claims and equivalent thereof.
Claims (2)
1. a grain condition monitoring based on wireless sensor technology and management information system, it is characterised in that bag
Including the Temperature Humidity Sensor being arranged in warehouse, described Temperature Humidity Sensor passes through D21DL wireless telecommunications by number
According to being transferred to wireless terminal, the data monitored are transmitted to main frame by described wireless terminal through observing and controlling extension set
Real time humiture data are uploaded onto the server by server；
Be provided with epidemic disaster detection module in described server, data check module, icon display module,
Printing reports module, data maintenance module, basic information module, user management module；
Wherein epidemic disaster detection module only need to choose the warehouse needing to survey, and clicking on thermometric button can complete
Survey epidemic disaster；
Data check that module is divided into plane to check with solid and checks, plane checks it is with the shape of form by data
Formula is presented on the page, and solid checks it is to present data to more intuitively with three-dimensional simulating stereo figure use
Family；
Icon display module by, whole storehouse samming curve, three temperature curve, temperature curve, moisture curves, four
Individual composition, analyzes epidemic disaster data more intuitively；Each figure can select broken line graph or post
Shape figure；
Printing reports module divides single storehouse to print and many storehouses print continuously, and single storehouse prints and the most only prints a storehouse
Room, it is the disposable data printing multiple warehouses that many storehouses print continuously；
Data maintenance module has data backup and resume, deletes, and ensures data safety；
User management module includes that the additions and deletions of user change the role with user, the distribution of role-security, authority
Divide is the most careful, convenient management user, uses mysql database access data.
Grain condition monitoring based on wireless sensor technology the most according to claim 1 and management information system,
It is characterized in that, described Temperature Humidity Sensor all uses aviation plug to be connected with wireless terminal, wireless terminal
Connect suction by non-electrical and be attached at warehouse extension set so that extension set data and host data transmission are uninterrupted.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610209584.2A CN105894771A (en) | 2016-04-01 | 2016-04-01 | Grain situation monitoring and management information system based on wireless sensing technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610209584.2A CN105894771A (en) | 2016-04-01 | 2016-04-01 | Grain situation monitoring and management information system based on wireless sensing technology |
Publications (1)
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| CN105894771A true CN105894771A (en) | 2016-08-24 |
Family
ID=57013006
Family Applications (1)
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| CN201610209584.2A Pending CN105894771A (en) | 2016-04-01 | 2016-04-01 | Grain situation monitoring and management information system based on wireless sensing technology |
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| CN109000810A (en) * | 2018-06-12 | 2018-12-14 | 山东浪潮通软信息科技有限公司 | A kind of multidimensional grain temperature display systems and method |
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Application publication date: 20160824 |
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