CN102313700B - Analyzer for cereal and oil plants and working method thereof - Google Patents
Analyzer for cereal and oil plants and working method thereof Download PDFInfo
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- CN102313700B CN102313700B CN 201110232396 CN201110232396A CN102313700B CN 102313700 B CN102313700 B CN 102313700B CN 201110232396 CN201110232396 CN 201110232396 CN 201110232396 A CN201110232396 A CN 201110232396A CN 102313700 B CN102313700 B CN 102313700B
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Abstract
The invention provides a portable cereal analyzer, comprising a light source, a detector and an analysis unit. The analyzer further comprises the following parts: a detecting probe, which comprises a pointed portion and a matrix portion, is used for being inserting in cereal; at least an emitting fiber, wherein, one end of the emitting fiber is connected with the light resource, and the other end is arranged on the detecting probe; and at least an incident fiber for receiving the reflected light obtained by reflecting the light emitted by the emitting fiber by the cereal and transmitting to the detector, wherein, one end of the incident fiber is connected with the detector, and the other end is arranged on the detecting probe, The analyzer can detect the internal portion of the cereal, and has the advantages of convenient operation, high automation degree and the like.
Description
Technical field
The present invention relates to grain analyzer, particularly have cereal, oil analysis instrument and the method for work of the measurement measuring sonde that can insert cereal to be measured or oil plant inside.
Background technology
Large cereal such as soybean, vegetable seed, wheat, corn, oil plant commodity in purchase and accumulating link in the urgent need to the Q factor Fast Detection Technique.Near-infrared spectral analytical method because of its fast, characteristic accurately and efficiently, can satisfy cereal, oil analysis requirement.
At present, on the technical research of grain near infrared detection and using, generally all adopt the Laboratary type near-infrared analyzer to carry out the work, for example the MPA Fourier transform near-infrared analyzer of the SPECTRUM ONE NTS Fourier transform near-infrared analyzer of the DA7200 type analysis instrument of the Infratec1241 type analysis instrument of Denmark FOSS company production, the production of Sweden Perten company, the production of U.S. PE company and German Bruker production all is Laboratory Instruments, the large weight of volume is large, can not satisfy the field quick detection needs.For large cereal oil product of loading in bulk in bulk, Site Detection requires to go deep into sample interior and detects, even needs to carry out the sample interior detection through packing.Though the near-infrared spectrometers of several portable or hand-helds occurred now, all be unsuitable for the requirement of cereal oil product Site Detection, as:
Publication number is that the Chinese patent of CN201788147U has proposed a kind of smooth transmission-type optical fiber measurement sonde-type soil nutrient tester, and this type instrument is only suitable in liquid detecting, can not satisfy the solid testing requirement.Application number is that the Chinese patent of CN200720093240.6 discloses the ethanol gasoline optical fiber photoelectric analysis instrument for detection of the ethanol petrol composition, and this is popped one's head in for detection of liquid component, is not suitable for detecting detection of agricultural products; Publication number is that the Chinese patent of CN101799401A proposes a kind of hand-held near-infrared measuring probe and detection method for the fruit internal quality Non-Destructive Testing, although this device is suitable for the solid detections such as fruit, can not be inserted into measured object inside and detects.Publication number is that the Chinese patent of CN101055245A discloses a kind of portable soybean analyser, and the hand-held analyzer of specifically soybean after the tradition sampling being packed into detects, and can not satisfy on-the-spot need not the sampling and the requirement that detects.Publication number is that the Chinese patent of CN1284164A discloses a kind of grain quality detector, specifically is installed in online detection instrument when being convenient to grain harvest on the harvester, can not satisfy the grain detection demand of loading in bulk in bulk though this equipment can detect in real time.Publication number is that the Chinese patent of CN101387605A discloses a kind of optical fiber agricultural land soil organic matter content rapid detector, a kind of analyser that detects that inserts soil specifically, this analyser has the conical fiber probe, but this probe adopts y-type optical fiber to detect, hot spot is little, be only suitable for point type and detect, thereby it is poor to detect representativeness, can not eliminate the measuring error of the inhomogeneous generation of sample.
Summary of the invention
In order to solve the deficiency in the above-mentioned prior art scheme, but the invention provides a kind of cereal, oil analysis instrument and method of work thereof of internal measurement.
The objective of the invention is to be achieved through the following technical solutions:
Cereal, oil analysis instrument, described analyser comprises light source, detector and analytic unit, further comprises:
At least one measuring sonde, described at least one measuring sonde comprises pointed nose and matrix part, described at least one measuring sonde is used for inserting cereal to be measured or oil plant;
At least one outgoing optical fiber, an end of described at least one outgoing optical fiber connects described light source, and the other end is arranged on described at least one measuring sonde;
At least one incident optical, one end of described at least one incident optical connects described detector, the other end is arranged on described at least one measuring sonde, be used for receiving the reflected light of light behind described cereal to be measured or oil plant from the outgoing of described at least one outgoing optical fiber, and be transferred to described detector.
According to above-mentioned cereal, oil analysis instrument, alternatively, described grain analyzer further comprises:
Groove, described groove is arranged on the described matrix part, be used for when inserting, holding cereal to be measured or oil plant, the emergent light of described at least one outgoing optical fiber is injected cereal to be measured or the oil plant in the described groove, and the reflected light of described emergent light on cereal to be measured or oil plant received by described at least one incident optical.
According to above-mentioned cereal, oil analysis instrument, alternatively, the bright dipping end of described at least one outgoing optical fiber and/or the light inputting end of at least one incident optical form a circle at described at least one measuring sonde.
According to above-mentioned cereal, oil analysis instrument, alternatively, an end of described at least one outgoing optical fiber and/or at least one incident optical is arranged in the described basic section.
According to above-mentioned cereal, oil analysis instrument, alternatively, described matrix part comprises at least two sleeve pipes, and described at least two casing pipe sleeves stack.
According to above-mentioned cereal, oil analysis instrument, preferably, described analyser further comprises:
Light path switching device, described light path switching device are used for making light that described light source sends and are connected an incident optical and optionally connect described spectrometer.
According to above-mentioned cereal, oil analysis instrument, preferably, described light path switching device comprises rotor, stator; Described stator is provided with the 3rd optical fiber interface that is connected with described spectrometer, described rotor is provided with when it rotates corresponding with described the 3rd optical fiber interface respectively the first optical fiber interface and the second optical fiber interface, described the first optical fiber interface connects described at least one incident optical, and described the second optical fiber interface connects respectively described light source and at least one outgoing optical fiber.
According to above-mentioned cereal, oil analysis instrument, alternatively, described analyser further comprises:
Energy-storage module (such as battery) is used for to described light source, spectrometer, light path switching device, the power supply of analysis and control unit, thereby realizes portable function.
According to above-mentioned cereal, oil analysis instrument, alternatively, described cereal to be measured, oil plant be in soybean, vegetable seed, corn, wheat, mung bean, the sesame any.
Purpose of the present invention also is achieved by the following technical programs:
According to the method for work of above-mentioned cereal, oil analysis instrument, described method of work may further comprise the steps:
(A1) described at least one measuring sonde is inserted in cereal to be measured or the oil plant, insertion depth is decided according to the needs that detect;
(A2) the measurement light that sends of light source is injected in described cereal to be measured or the oil plant by at least one outgoing optical fiber that is arranged on described at least one measuring sonde, described measurement light receives through at least one incident optical that the reflected light of described cereal to be measured or oil plant is arranged on described at least one measuring sonde, be sent to detector, detector is converted to electric signal with the light signal that receives, and is sent to analytic unit;
(A3) analytic unit is in the described electric signal that sends based on spectrophotometry, thereby knows the parameter of described cereal to be measured or oil plant.
According to above-mentioned method of work, alternatively, further may further comprise the steps in the described step (A1):
(B1) has groove on described at least one measuring sonde, described at least one measuring sonde is in inserting described cereal to be measured or oil plant process, described groove down, after inserting certain depth, rotate described at least one measuring sonde, make described groove up, so that described cereal to be measured or oil plant enter in the described groove.
According to above-mentioned method of work, alternatively, further may further comprise the steps in the described step (A1):
(C1) set the degree of depth of insertion according to the needs that detect, by stretch, folding or at least two sleeve pipes that wedging ring stacks, thereby make the length of at least one measuring sonde satisfy the insertion depth of described setting.
According to above-mentioned method of work, alternatively, further may further comprise the steps in the described step (A1):
(D1) set a plurality of measurement passages according to the needs that detect, split into many sense channels by optical fiber and support a plurality of detection probe, realize measuring simultaneously on the many spaces of a plurality of probes of main frame, thereby make the requirement that needs multimetering to obtain testing result when satisfying cereal or oil plant purchase.
(E1) set a plurality of measurement passages according to the needs that detect, switch to many sense channels by light path and support a plurality of detection probe, realize a non-simultaneously measurement in the many spaces of a plurality of probes of main frame, the requirement that needs multimetering to obtain testing result in the time of can satisfying the purchase of cereal or oil plant.
Compared with prior art, the beneficial effect that has of the present invention is:
1, behind the outfit battery, can be used for Site Detection.Analysis result quick and precisely can be cereal oil plant purchase accumulating and fixes the price according to the quality timely foundation is provided.
2, at least one measuring sonde of rigidity can go deep into sample interior and penetrable packing and gos deep into sample interior and detect, and can carry out multiple spot and detect, measurement representative good.
3, the optical fiber measurement probe can be dismantled from portable instrument, is convenient to change the different measuring probe, satisfies variety classes sample analysis demand.
4, emitting optical fiber bundle and receipts light fibre bundle form multi-turn, guarantee the representativeness of collection signal, thereby improve the analysis result accuracy.
5, analyser can repack on-line automatic analytical equipment into, utilizes mechanical drive hand clamping probe automatically to detect, and satisfies the on-the-spot online automatic detection demand of purchase storage, further alleviates intensity of workers.
Description of drawings
With reference to accompanying drawing, disclosure of the present invention will be easier to understand.Those skilled in the art are understood that easily: these accompanying drawings only are used for illustrating technical scheme of the present invention, and are not to be intended to protection scope of the present invention is construed as limiting.Among the figure:
Fig. 1 is the basic block diagram of cereal in the embodiment of the invention 1, oil analysis instrument;
Fig. 2 is the basic block diagram of light path switching device rotor in the embodiment of the invention 1;
Fig. 3 is the basic block diagram of stator in the light path switching device in the embodiment of the invention 1;
Fig. 4 is the basic block diagram of at least one measuring sonde in the embodiment of the invention 1;
Fig. 5 is the process flow diagram of method of work in the embodiment of the invention 1;
Fig. 6 is the basic block diagram of measuring sonde in the embodiment of the invention 2.
Embodiment
Fig. 1-6 and following declarative description optional embodiment of the present invention how to implement with instruction those skilled in the art and reproduce the present invention.In order to instruct technical solution of the present invention, simplified or omitted some conventional aspects.Those skilled in the art should understand that the modification that is derived from these embodiments or replace will be within the scope of the invention.Those skilled in the art should understand that following characteristics can make up to form a plurality of modification of the present invention in every way.Thus, the present invention is not limited to following optional embodiment, and is only limited by claim and their equivalent.
Embodiment 1:
Fig. 1 has schematically provided the cereal of the embodiment of the invention, the basic block diagram of oil analysis instrument.As shown in Figure 1, described analyser comprises:
Main frame, described main frame comprise light source 1, light path switching device, spectrometer 4, analysis and control unit 5.Switch to finish light path reference and surveying work by the light path of described light path switching device, specific as follows:
Fig. 2,3 has schematically provided the basic block diagram of light path switching device, and shown in Fig. 2,3, described light path switching device comprises coaxial rotor 22 and stator 21, and described rotor 22 is driven by stepper motor 26.Described rotor 22 first-class radius are provided with the first optical fiber interface 222 and the second optical fiber interface 221, connect respectively at least one outgoing optical fiber and at least one incident optical, and described the first optical fiber interface 222 also is connected with described light source 1 by optical fiber; Described stator 21 is provided with the 3rd optical fiber interface 211, and this interface 211 is connected with spectrometer 4 by optical fiber.By the rotation of rotor 22, make described the first optical fiber interface 222 and the second optical fiber interface 221 optionally corresponding with described the 3rd optical fiber interface 211, even also described analyser is in reference and measuring state.
Alternatively, be provided with location structure at described rotor 22 and stator 21, so that described the first optical fiber interface 222 and the second optical fiber interface 221 are optionally well corresponding with described the 3rd optical fiber interface 211, as the first optocoupler 212 (or miniature radio-frequency signaling module or other module) is set at stator 21, at rotor the second optocoupler 224 and the 3rd optocoupler 225 are set, described the first to the 3rd optocoupler is identical to the radius of described rotating shaft 223.
Fig. 4 has schematically provided the basic block diagram of at least one measuring sonde of the present invention, as shown in Figure 4, described at least one measuring sonde comprises pointed nose 32 and matrix part 31, described pointed nose 32 is used for being inserted into cereal to be measured or oil plant, can adopt taper shape, the shape such as prismatic, adopt high-abrasive material.Matrix part 31 can adopt hollow structure.
Alternatively, in order to adapt to the requirement of different insertion depths, described matrix part is comprised of at least two sleeve pipes, described at least two casing pipe sleeves stack, when described two sleeve pipes are flexible, can change the length of described at least one measuring sonde at least, in order to measure cereal to be measured or the oil plant of different depth.One end of described matrix part is provided with handle, and the convenient operation personnel grip.
At least one outgoing optical fiber 33,34,37,38, an end of described at least one optical fiber connects described light source 1, and the other end passes the inside of described matrix part 31 and is arranged on the matrix part 31.Inject cereal to be measured or the oil plant from the measurement light of described at least one outgoing optical fiber outgoing.
Preferably, described at least one outgoing optical fiber 33,34,37,38 bright dipping end surround two circles at described matrix part 31.One circle or multi-turn can certainly be set.
At least one incident optical 35,36, described at least one incident optical one end connects described spectrometer 4 by described light path switching device, the other end passes the inside of described matrix part 31 and is arranged on the matrix part 31, is used for receiving the measurement light of described at least one outgoing optical fiber 33,34,37,38 outgoing at the reflected light of described cereal to be measured or oil plant.
Preferably, described at least one incident optical 35,36 receipts light end form a circle at described matrix part 31.Two circle or multi-turns can certainly be set.
Alternatively, described at least one outgoing optical fiber be connected an incident optical and be bundled into fibre bundle 39 and connect described light path switching device.
Fig. 5 has schematically provided the process flow diagram of method of work of the analyser of the embodiment of the invention.As shown in Figure 5, described method of work may further comprise the steps:
(A1) at least one measuring sonde is inserted (pointed nose penetrates packing) in cereal to be measured or the oil plant, insertion depth is decided according to the needs that detect;
Alternatively, by stretching or compress together at least two sleeve pipes of being nested at least one measuring sonde, thereby make the length of at least one measuring sonde satisfy the insertion depth of described setting;
(A2) the measurement light that sends of light source is injected in described cereal to be measured or the oil plant by at least one outgoing optical fiber that is arranged on described at least one measuring sonde, described measurement light receives through at least one incident optical that the reflected light of described cereal to be measured or oil plant is arranged on described at least one measuring sonde, switching by light path switching device, so that the light that described at least one incident optical receives is transferred to spectrometer by described switching device shifter, through after the light splitting, detector is converted to the measurement electric signal with the light signal (corresponding to sample spectra) that receives, and is sent to analytic unit;
Switching by described light path switching device, analyser is in reference state, the light that light source sends is transferred to described spectrometer by optical fiber and switching device shifter, through after the light splitting, detector is converted to the reference electric signal with the light signal (corresponding to reference spectrum) that receives, and is sent to analytic unit;
(A3) analytic unit is in described measurement electric signal and the reference electric signal that sends based on spectrophotometry, thereby knows the parameter of described cereal to be measured or oil plant.
The benefit that reaches according to the embodiment of the invention is: at least one measuring sonde that can be deep into cereal to be measured or oil plant inside is provided for analyser, and this at least one measuring sonde can be designed to length scalable, to satisfy different measurement point (comprising different depth) and portable requirement, the parameter of true reflection cereal to be measured or oil plant can detect the situation that cereal, oil plant are failed to act and thought in the same way effectively.After energy-storage modules such as adopting battery is powered, realize the function of portable type measuring.
Embodiment 2
Fig. 6 has schematically provided the portable cereal of the embodiment of the invention, the basic block diagram of oil analysis instrument.As shown in Figure 6, described analyser difference from Example 1 is:
1, matrix part 31 is provided with groove 30, is convenient to hold cereal to be measured or oil plant.
2, the incident end of the bright dipping end of at least one outgoing optical fiber and at least one incident optical is facing to cereal to be measured or oil plant in the groove.
The method of work of the analyser of the embodiment of the invention, described method of work difference from Example 1 is:
In step (A1), insert in the process of cereal to be measured or oil plant at least one measuring sonde, groove is down; After inserting set depth, rotate described at least one measuring sonde, thereby make the cereal to be measured at set depth place or oil plant enter described groove.
After measuring end, described groove is extracted described at least one measuring sonde out up, thus cereal to be measured or the oil plant of sampling set depth.
The benefit that reaches according to the embodiment of the invention is: groove has been designed on the basis at the cereal to be measured that can measure set depth, has added sampled functions in internal measurement.
Embodiment 3:
Analyser and the application examples of method of work in the vegetable seed purchase according to the embodiment of the invention 1.Light source adopts broadband superradiance SLED, and the measurement wave band is 1000-1800nm, and spectrometer adopts the SupNIR-1520 type spectrometer of Focused Photonics's development, adopts two sleeve pipes, and flexible scope is 1-1.5 rice.Adopt 400 outgoing optical fiber and 200 incident opticals, the bright dipping end of described outgoing optical fiber is arranged on the matrix part and forms a circle, and the light inputting end of described incident optical is arranged on the matrix part and surrounds two circles.
Embodiment 4:
According to the analyser of the embodiment of the invention 2 and the method for work application examples in the wheat purchase.Adopt 2 measuring sondes, described two measuring sondes link to each other with main frame by optical fiber.Light source adopts bromine tungsten filament lamp, and the measurement wave band is 1000-2500nm, and spectrometer adopts the SupNIR-1550 type spectrometer of Focused Photonics's development, adopts two sleeve pipes, and flexible scope is 1-1.5 rice.Adopt 300 outgoing optical fiber and 200 incident opticals, the bright dipping end of described outgoing optical fiber and the light inputting end of incident optical are arranged on the matrix part, and surround half-turn separately, facing to the wheat to be measured in the groove.
Embodiment 5:
According to the analyser of the embodiment of the invention 2 and the method for work application examples in the corn purchase.Light source adopts bromine tungsten filament lamp, and the measurement wave band is 1000-2500nm, and spectrometer adopts the SupNIR-1550 type spectrometer of Focused Photonics's development, adopts many docking sleeve pipes, and flexible scope is 1-7 rice.To dock sleeve pipe and receive on the probe, can gather the information of different depth sample in the silo.Adopt 300 outgoing optical fiber and 200 incident opticals, the bright dipping end of described outgoing optical fiber and the light inputting end of incident optical are arranged on the matrix part, and the light inputting end of described incident optical is arranged on the matrix part and surrounds two circles.
Embodiment 6:
Analyser and the application examples of method of work in the paddy purchase according to the embodiment of the invention 1.Be equipped with battery or other energy-storage module, be used for powering to analyser.Light source adopts broadband superradiance SLED, the measurement wave band is 1000-1800nm, and spectrometer adopts the SupNIR-1520 type spectrometer of Focused Photonics's development, adopts a plurality of probes, flexible scope is 1-1.5 rice, inserts respectively in the paddy of grain-transporting vehicle different parts.Each probe adopts 200 outgoing optical fiber and 100 incident opticals, and the bright dipping end of described outgoing optical fiber is arranged on the matrix part and forms a circle, and the light inputting end of described incident optical is arranged on the matrix part and surrounds two circles.The outgoing optical fiber of a plurality of probes forms one fibre bundle and receives the light that sends from light source, and the incident optical of a plurality of probes pools one fibre bundle and sensed light signal is sent to analyzes the main frame spectrometer, realizes that a plurality of check points measure simultaneously, obtains to detect average result.
Embodiment 7:
Analyser and the application examples of method of work in the wheat purchase according to the embodiment of the invention 1.Grain analyzer can repack on-line automatic analytical equipment into: analyzes probe by the clamping of mechanical drive hand, automatically will pop one's head in and insert in the wheat of grain-transporting vehicle, and according to setting the wheat of measuring respectively different parts; Perhaps by a plurality of analyses of mechanical drive hand clamping probe, automatically will pop one's head in and insert in the wheat of grain-transporting vehicle, realize that a plurality of check points measure simultaneously, obtain the detection average result.
Claims (9)
1. cereal, oil analysis instrument, described analyser comprises light source, spectrometer and analytic unit, it is characterized in that: described analyser further comprises:
At least one measuring sonde, described at least one measuring sonde comprises pointed nose and matrix part, described at least one measuring sonde is used for inserting cereal to be measured or oil plant;
At least one outgoing optical fiber, an end of described at least one outgoing optical fiber connects described light source, and the other end is arranged on described at least one measuring sonde;
At least one incident optical, one end of described at least one incident optical connects described spectrometer, the other end is arranged on described at least one measuring sonde, be used for receiving the described reflected light of light behind described cereal to be measured or oil plant from the outgoing of described at least one outgoing optical fiber, and be transferred to described spectrometer;
Groove, described groove is arranged on the described matrix part, be used for when inserting, holding cereal to be measured or oil plant, the emergent light of described at least one outgoing optical fiber is injected cereal to be measured or the oil plant in the described groove, and the reflected light of described emergent light on cereal to be measured or oil plant received by described at least one incident optical.
2. analyser according to claim 1, it is characterized in that: the bright dipping end of described at least one outgoing optical fiber and/or the light inputting end of at least one incident optical form a circle at described at least one measuring sonde.
3. analyser according to claim 2, it is characterized in that: an end of described at least one outgoing optical fiber and/or at least one incident optical passes and is arranged on the described matrix part.
4. analyser according to claim 1, it is characterized in that: described matrix part comprises at least two sleeve pipes, described at least two casing pipe sleeves stack.
5. analyser according to claim 1, it is characterized in that: described grain analyzer further comprises:
Light path switching device, described light path switching device are used for making light that described light source sends and are connected an incident optical and optionally connect described spectrometer.
6. analyser according to claim 5, it is characterized in that: described light path switching device comprises rotor, stator; Described stator is provided with the 3rd optical fiber interface that is connected with described spectrometer, described rotor is provided with when it rotates corresponding with described the 3rd optical fiber interface respectively the first optical fiber interface and the second optical fiber interface, described the first optical fiber interface connects described at least one incident optical, and described the second optical fiber interface connects respectively described light source and at least one outgoing optical fiber.
7. the method for work of each described analyser according to claim 1-6, described method of work may further comprise the steps:
(A1) described at least one measuring sonde is inserted in cereal to be measured or the oil plant, insertion depth is decided according to the needs that detect;
(A2) the measurement light that sends of light source is injected in described cereal to be measured or the oil plant by at least one outgoing optical fiber that is arranged on described at least one measuring sonde, described measurement light receives through at least one incident optical that the reflected light of described cereal to be measured or oil plant is arranged on described at least one measuring sonde, be sent to detector, detector is converted to electric signal with the light signal that receives, and is sent to analytic unit;
(A3) analytic unit is in the described electric signal that sends based on spectrophotometry, thereby knows the parameter of described cereal to be measured or oil plant.
8. method of work according to claim 7 is characterized in that: further may further comprise the steps in the described step (A1):
(B1) has groove on described at least one measuring sonde, described at least one measuring sonde is in inserting described cereal to be measured or oil plant process, described groove down, after inserting certain depth, rotate described at least one measuring sonde, make described groove up, so that described cereal to be measured or oil plant enter in the described groove.
9. method of work according to claim 7 is characterized in that: further may further comprise the steps in the described step (A1):
(C1) set the degree of depth of insertion according to the needs that detect, by at least two sleeve pipes that stretch or wedging ring stacks, thereby make the length of at least one measuring sonde satisfy the insertion depth of described setting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110232396 CN102313700B (en) | 2011-08-09 | 2011-08-09 | Analyzer for cereal and oil plants and working method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110232396 CN102313700B (en) | 2011-08-09 | 2011-08-09 | Analyzer for cereal and oil plants and working method thereof |
Publications (2)
| Publication Number | Publication Date |
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| CN102313700A CN102313700A (en) | 2012-01-11 |
| CN102313700B true CN102313700B (en) | 2013-02-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110232396 Expired - Fee Related CN102313700B (en) | 2011-08-09 | 2011-08-09 | Analyzer for cereal and oil plants and working method thereof |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106769984A (en) * | 2016-12-30 | 2017-05-31 | 聚光科技(杭州)股份有限公司 | Cuttage formula near-infrared probe and its method of work |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2544877B1 (en) * | 1983-04-22 | 1986-07-04 | Electricite De France | OPTICAL PROBE |
| CA1306527C (en) * | 1988-09-30 | 1992-08-18 | John Didwith Lewis | Optical fibre monitoring |
| US6100526A (en) * | 1996-12-30 | 2000-08-08 | Dsquared Development, Inc. | Grain quality monitor |
| JP2005172780A (en) * | 2003-12-11 | 2005-06-30 | Toru Katsumata | Inspection method for polished rice |
| CN101055245A (en) * | 2007-05-24 | 2007-10-17 | 吉林大学 | Portable near infrared spectrometer for soybean quality detection |
| CN101387605B (en) * | 2008-10-20 | 2010-12-22 | 中国农业大学 | Optical fiber agricultural land soil organic matter content rapid detector |
| GB0918434D0 (en) * | 2009-10-21 | 2009-12-09 | Advanced Sensors Ltd | Self cleaning optical probe |
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2011
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