CN106290406A - A kind of removable Microwave Water sorting-detecting instrument - Google Patents
A kind of removable Microwave Water sorting-detecting instrument Download PDFInfo
- Publication number
- CN106290406A CN106290406A CN201610727676.XA CN201610727676A CN106290406A CN 106290406 A CN106290406 A CN 106290406A CN 201610727676 A CN201610727676 A CN 201610727676A CN 106290406 A CN106290406 A CN 106290406A
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- microwave
- detecting instrument
- removable
- detection
- water sorting
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N22/00—Investigating or analysing materials by the use of microwaves or radio waves, i.e. electromagnetic waves with a wavelength of one millimetre or more
- G01N22/04—Investigating moisture content
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- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Investigating Or Analyzing Materials By The Use Of Electric Means (AREA)
Abstract
The present invention provides a kind of removable Microwave Water sorting-detecting instrument, including: driving system, drive whole device to move；Microwave system, carries out water content detection to the material entered；Battery system, powers for described driving system and described microwave system；Wherein, described microwave system, it is arranged on the side of described driving system, including: bent frame, in bent frame, area defined is detection region, and material to be detected passes through from detection region；Microwave signal source and microwave receiving probe, be separately positioned on the both sides that the lower end of described bent frame is relative, and microwave signal source launches microwave, and microwave is received by receiving transducer after material；Described microwave signal source launches S-band and predetermined 3 10 microwave signal of X-band.The removable Microwave Water sorting-detecting instrument of the present invention can quickly finish the water content detection of on-the-spot material, can move to specifying detection site, and multiple plant areas reservoir area uses one can complete to detect work, improves detection efficiency, reduces fund input.
Description
Technical field
The invention discloses a kind of removable Microwave Water sorting-detecting instrument, belong to Microwave Detecting Technology field.
Background technology
Microwave is the one of electromagnetic wave, and dielectric constant, dielectric loss angle tangent determine microwave transmission medium and produced
Decay, phase change.Water is a kind of polar molecule, and the dielectric constant of water and dielectric loss angle tangent are all far above general Jie
Matter.Normal conditions, the dielectric constant of water-bearing media and the size of loss tangent are mainly determined by its moisture.According to
The decay of microwave power and the change of phase shift, can calculate the moisture in material.Microwave is possible not only to detect material table
Face moisture, it is also possible to detection internal moisture, the moisture therefore detected has more representativeness, and the color of material and structure are to inspection simultaneously
Survey result and also will not produce impact.Meanwhile, Microwave Detecting Technology is a kind of non-contacting Fast Detection Technique, is not damaging material
While quickly by water content detection the most out, therefore the application in a lot of fields is increasingly extensive.
Current microwave moisture instrument is generally mounted on online conveying equipment, is used for detecting material production process moisture, or
Person's warehouse materials moisture is inspected by random samples.If Factory Building or storage area are relatively big, then needing to install multiple devices, the investment of needs is relatively
Greatly.And the microwave moisture instrument on market is one-segment design, concentrates on X-band (9-10GHz), uses multiple linear regression
Method prediction material moisture, due to on-line checking circumstance complication, the testing result of one-segment design is highly prone to interference and causes inspection
Indeterminacy is true.
Summary of the invention
It is an object of the invention to provide a kind of removable Microwave Water sorting-detecting instrument, to solve the problems referred to above.
The present invention provides a kind of removable Microwave Water sorting-detecting instrument, including: driving system, drive whole device to move；Micro-
Wave system is united, and the material entered is carried out water content detection；Battery system, powers for described driving system and described microwave system；Its
In, described microwave system, it is arranged on the side of described driving system, including: bent frame, area defined in bent frame
For detection region, material to be detected passes through from detection region；Microwave signal source and microwave receiving probe, be separately positioned on institute
Stating the both sides that the lower end of bent frame is relative, microwave signal source launches microwave, and microwave is received by receiving transducer after material；Institute
State microwave signal source and launch S-band and 3-10 the predetermined microwave signal of X-band.
Further, the removable Microwave Water sorting-detecting instrument of the present invention, it is also possible to have a feature in that microwave signal source bag
Including: microwave oscillation emitter, isolator, attenuator and transmitting antenna, microwave signal launched by microwave oscillation emitter, launches antenna
Launch microwave signal.
Further, the removable Microwave Water sorting-detecting instrument of the present invention, it is also possible to have the feature that also have: photoelectricity
Inductive switch is placed in the center on bent frame top, the test point correspondence detection center, region of photoelectric sensor switch.
Further, the removable Microwave Water sorting-detecting instrument of the present invention, it is also possible to have a feature in that wherein, described light
The quantity of electric induction switch is two, when material does not blocks or only blocks a photoelectric sensor switch, does not detects, when
When material blocks two photoelectric sensor switch simultaneously, detect.
Further, the removable Microwave Water sorting-detecting instrument of the present invention, it is also possible to have a feature in that driving system includes
Electric motor units, rear bridge driven wheel unit, driven pulley unit, steering system unit, electric motor units is powered by battery and is driven to back axle
Driving wheel unit provides driving dynamics, and driven pulley unit coordinates traveling, steering system unit and driven pulley unit connection to travel
Turning to, the output of electric motor units controls to provide the travel speed set and detection speed.
Further, the removable Microwave Water sorting-detecting instrument of the present invention, it is also possible to have a feature in that battery system includes
Set of cells and inverter, set of cells low-voltage inverter is become setting voltage, powers to microwave system by inverter.
Further, the removable Microwave Water sorting-detecting instrument of the present invention, it is also possible to have a feature in that master system bag
Include upper computer analyzing software, utilize and gather 3-10 the microwave spectrum signal that microwave system detects, call offset minimum binary and return
Model analysis is returned to obtain material moisture.
The beneficial effect of the invention
The invention provides a kind of movably microwave moisture instrument, can move at different test points, multiple plant areas storehouse
District uses one can complete to detect work, improves detection efficiency, reduces fund input.
Use the specific 3-10 frequency range design of S-band and X-band simultaneously, and utilize partial least-squares regression method to multifrequency
Segment data is analyzed, the impact that eliminating environment and different material bring, and quickly obtains material moisture.
What the present invention can either realize microwave moisture instrument quickly detects function, can reduce again the fund of user, detection knot
Fruit is the most relatively reliable.
Accompanying drawing explanation
Fig. 1 is the removable Microwave Water sorting-detecting instrument of present invention structural representation under the angle of right front.
Fig. 2 is the removable Microwave Water sorting-detecting instrument of present invention structural representation under the angle of left front.
Fig. 3 is the upward view of the removable Microwave Water sorting-detecting instrument of the present invention.
Fig. 4 is the block diagram of microwave system in the present invention.
Detailed description of the invention
Below in conjunction with the accompanying drawings the present invention is described in further details.
The removable Microwave Water sorting-detecting instrument of the present invention comprises driving system, battery system, microwave system and host computer system
System.
As it is shown on figure 3, driving system 1 includes electric motor units 11, rear bridge driven wheel unit 12, driven pulley unit 13, turn to
System unit 14, electric motor units 11 is powered by battery and is provided driving dynamics, driven pulley unit 13 to back axle driving wheel unit 12
Coordinating and travel, steering system unit 14 and driven pulley unit 13 connection realize traveling and turn to, real by the reversion of electric motor units 11
Existing car-backing function, controls to provide the travel speed set and detection speed by the output of electric motor units 11.
Battery system 2 includes set of cells and inverter, battery voltage 24V, and when accessing external power source, giving simultaneously is electric
Pond group charging, and traveling and detection power supply are provided.Set of cells low-voltage inverter is become setting voltage by inverter, can be to microwave system
System and master system are powered, and inverse switch is positioned at operating board front, it is simple to operative.
As shown in Fig. 1 Fig. 2 and Fig. 4, microwave system 3 includes bent frame 37, microwave signal source, microwave receiving probe 32,
Microwave detector 36, detection guider.In bent frame 37, area defined is detection region, and material to be detected is from detection
Region is passed through；Use spatial transmission method detection material moisture.Microwave signal source includes: microwave oscillation emitter 33, isolator
34, attenuator 35 and transmitting antenna 31.Specific five microwaves of S-band and X-band are launched by microwave oscillation emitter 33
Signal W1 (1.62GHz, 18.5cm) W2 (1.75GHz, 17.1cm) W3 (1.75GHz, 15.3cm) W4 (2.2GHz,
13.6cm) W5 (2.36GHz, 12.7cm), five microwave signals can select in S-band and X-band as required.Logical
Crossing isolator 34 and isolate transmitted wave, through attenuator 35, launch microwave signal by launching antenna 31, microwave signal passes through thing
Material, through microwave receiving probe 32 reception and is detected by microwave detector, then is carried out by signal converting transmission to master system
Analyzing, master system, by the comprehensive analysis to five microwave signals, obtains moisture data more accurately.
As it is shown on figure 3, the first photoelectric sensor switch 5 and the second photoelectric sensor switch 6 are placed in detection center, region, when
When material does not blocks or only blocks a photoelectric sensor switch, represent material parts into or out detection region, will not
Detection trigger, prevents from air being detected, and when material blocks two photoelectric sensor switch simultaneously, material is all introduced into probe inspection
Survey scope, detection trigger.
Master system 4 includes touch screen industrial computer, the upper computer analyzing software of six cun.Detect by gathering microwave system
Five microwave spectrum signals, Partial Least-Squares Regression Model analysis can be called and obtain material moisture.
As a example by warehouse smoke box water content detection: be placed on vacant lot by smoke box, operator drive removable microwave moisture
Detector passes through tobacco bale, when two location sensitive switches are lighted simultaneously, triggers microwave and starts scanning, after tobacco bale leaves, on
Position chance automatically derives 5 the microwave signal spectrum values spread out of by instrument, then by calling partial least square method regression model
Analyze and i.e. can obtain the moisture of material in this tobacco bale.The gait of march of removable Microwave Water sorting-detecting instrument should be set during detection, make
Tobacco bale the most at the uniform velocity passes through.
Five frequency range design simply one of them specific embodiment provided in embodiment of above, in other reality
Execute in mode, 3-10 frequency range can be used to design, and utilize partial least-squares regression method that multiband data are analyzed, get rid of
The impact that environment and different material bring, quickly obtains material moisture.
Claims (7)
1. a removable Microwave Water sorting-detecting instrument, including:
Driving system, drives whole device to move；
Microwave system, carries out water content detection to the material entered；
Battery system, powers for described driving system and described microwave system；
Wherein, described microwave system, it is arranged on the side of described driving system, including: surrounded in bent frame, bent frame
Region for detection region, material to be detected from detection region pass through；
Microwave signal source and microwave receiving probe, be separately positioned on the both sides that the lower end of described bent frame is relative, microwave signal
Microwave is launched in source, and microwave is received by receiving transducer after material；
Described microwave signal source launches S-band and 3-10 the predetermined microwave signal of X-band.
2. removable Microwave Water sorting-detecting instrument as claimed in claim 1, it is characterised in that:
Microwave signal source includes: microwave oscillation emitter, isolator, attenuator and transmitting antenna, and microwave oscillation emitter is launched
Microwave signal, launches antenna and launches microwave signal.
3. removable Microwave Water sorting-detecting instrument as claimed in claim 1, it is characterised in that also have:
Photoelectric sensor switch is placed in the center on bent frame top, the test point correspondence detection region centre bit of photoelectric sensor switch
Put.
4. removable Microwave Water sorting-detecting instrument as claimed in claim 1, it is characterised in that: wherein, described photoelectric sensor switch
Quantity be two, when material does not blocks or only blocks a photoelectric sensor switch, do not detect, when material hides simultaneously
During two photoelectric sensor switch of gear, detect.
5. a kind of removable Microwave Water sorting-detecting instrument as claimed in claim 1, it is characterised in that:
Driving system includes electric motor units, rear bridge driven wheel unit, driven pulley unit, steering system unit, and electric motor units passes through
Battery is powered and is provided driving dynamics to back axle driving wheel unit, and driven pulley unit coordinates traveling, steering system unit and driven pulley
Unit connection carries out traveling and turns to, and the output of electric motor units controls to provide the travel speed set and detection speed.
6. a kind of removable Microwave Water sorting-detecting instrument as claimed in claim 1, it is characterised in that:
Battery system includes set of cells and inverter, and set of cells low-voltage inverter is become setting voltage by inverter, to microwave system
Power supply.
7. a kind of removable Microwave Water sorting-detecting instrument as claimed in claim 1, it is characterised in that:
Master system includes upper computer analyzing software, utilizes and gathers 3-10 the microwave spectrum signal that microwave system detects,
Call Partial Least-Squares Regression Model analysis and obtain material moisture.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610727676.XA CN106290406A (en) | 2016-08-25 | 2016-08-25 | A kind of removable Microwave Water sorting-detecting instrument |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610727676.XA CN106290406A (en) | 2016-08-25 | 2016-08-25 | A kind of removable Microwave Water sorting-detecting instrument |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106290406A true CN106290406A (en) | 2017-01-04 |
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ID=57676884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610727676.XA Pending CN106290406A (en) | 2016-08-25 | 2016-08-25 | A kind of removable Microwave Water sorting-detecting instrument |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113490847A (en) * | 2018-12-31 | 2021-10-08 | 伊耐斯克泰克-计算机科学与技术系统工程研究所 | Device for measuring the water present in vegetation and agricultural device and method for operating the same |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202221416U (en) * | 2011-08-26 | 2012-05-16 | 邯郸金狮棉机有限公司 | Device for detecting foreign matters in seed cottons |
-
2016
- 2016-08-25 CN CN201610727676.XA patent/CN106290406A/en active Pending
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202221416U (en) * | 2011-08-26 | 2012-05-16 | 邯郸金狮棉机有限公司 | Device for detecting foreign matters in seed cottons |
Non-Patent Citations (1)
| Title |
|---|
| 武汉市无线电研究所: "微波湿度计的原理与装置", 《电子技术应用》 * |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113490847A (en) * | 2018-12-31 | 2021-10-08 | 伊耐斯克泰克-计算机科学与技术系统工程研究所 | Device for measuring the water present in vegetation and agricultural device and method for operating the same |
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Application publication date: 20170104 |