CN105784636A - Online chemical fertilizer quality detection system - Google Patents
Online chemical fertilizer quality detection system Download PDFInfo
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- CN105784636A CN105784636A CN201610187186.5A CN201610187186A CN105784636A CN 105784636 A CN105784636 A CN 105784636A CN 201610187186 A CN201610187186 A CN 201610187186A CN 105784636 A CN105784636 A CN 105784636A
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- chemical fertilizer
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- optical fiber
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- 238000001514 detection method Methods 0.000 title claims abstract description 68
- 239000003337 fertilizer Substances 0.000 title claims abstract description 65
- 239000000126 substance Substances 0.000 title claims abstract description 65
- 239000000523 sample Substances 0.000 claims abstract description 94
- 238000004891 communication Methods 0.000 claims abstract description 22
- 238000006243 chemical reaction Methods 0.000 claims abstract description 10
- 230000003287 optical effect Effects 0.000 claims abstract description 8
- 238000001228 spectrum Methods 0.000 claims abstract description 8
- 238000000034 method Methods 0.000 claims abstract description 7
- 239000013307 optical fiber Substances 0.000 claims description 36
- 238000004519 manufacturing process Methods 0.000 claims description 11
- 230000005693 optoelectronics Effects 0.000 claims description 9
- 238000004445 quantitative analysis Methods 0.000 claims description 9
- 230000003595 spectral effect Effects 0.000 claims description 4
- 239000004020 conductor Substances 0.000 claims description 3
- 238000002329 infrared spectrum Methods 0.000 claims description 3
- 210000003141 lower extremity Anatomy 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims 1
- 230000006378 damage Effects 0.000 abstract description 4
- 239000003153 chemical reaction reagent Substances 0.000 abstract description 2
- 238000003912 environmental pollution Methods 0.000 abstract description 2
- 238000012806 monitoring device Methods 0.000 abstract 2
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 8
- OAICVXFJPJFONN-UHFFFAOYSA-N Phosphorus Chemical compound [P] OAICVXFJPJFONN-UHFFFAOYSA-N 0.000 description 4
- ZLMJMSJWJFRBEC-UHFFFAOYSA-N Potassium Chemical compound [K] ZLMJMSJWJFRBEC-UHFFFAOYSA-N 0.000 description 4
- 230000008901 benefit Effects 0.000 description 4
- 229910052757 nitrogen Inorganic materials 0.000 description 4
- 229910052698 phosphorus Inorganic materials 0.000 description 4
- 239000011574 phosphorus Substances 0.000 description 4
- 239000011591 potassium Substances 0.000 description 4
- 229910052700 potassium Inorganic materials 0.000 description 4
- 235000015097 nutrients Nutrition 0.000 description 3
- 239000002689 soil Substances 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- OHJMTUPIZMNBFR-UHFFFAOYSA-N biuret Chemical compound NC(=O)NC(N)=O OHJMTUPIZMNBFR-UHFFFAOYSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000004720 fertilization Effects 0.000 description 2
- 239000007789 gas Substances 0.000 description 2
- 230000009931 harmful effect Effects 0.000 description 2
- 238000004611 spectroscopical analysis Methods 0.000 description 2
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- FYYHWMGAXLPEAU-UHFFFAOYSA-N Magnesium Chemical compound [Mg] FYYHWMGAXLPEAU-UHFFFAOYSA-N 0.000 description 1
- 241001465754 Metazoa Species 0.000 description 1
- XSQUKJJJFZCRTK-UHFFFAOYSA-N Urea Chemical compound NC(N)=O XSQUKJJJFZCRTK-UHFFFAOYSA-N 0.000 description 1
- HCHKCACWOHOZIP-UHFFFAOYSA-N Zinc Chemical compound [Zn] HCHKCACWOHOZIP-UHFFFAOYSA-N 0.000 description 1
- 239000002253 acid Substances 0.000 description 1
- 230000004071 biological effect Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 239000004202 carbamide Substances 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- -1 crop Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000012954 diazonium Substances 0.000 description 1
- IJGRMHOSHXDMSA-UHFFFAOYSA-O diazynium Chemical compound [NH+]#N IJGRMHOSHXDMSA-UHFFFAOYSA-O 0.000 description 1
- 230000029087 digestion Effects 0.000 description 1
- 238000004821 distillation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 238000012332 laboratory investigation Methods 0.000 description 1
- 239000011777 magnesium Substances 0.000 description 1
- 229910052749 magnesium Inorganic materials 0.000 description 1
- 238000007726 management method Methods 0.000 description 1
- 238000001819 mass spectrum Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 235000016709 nutrition Nutrition 0.000 description 1
- 238000011017 operating method Methods 0.000 description 1
- 231100000614 poison Toxicity 0.000 description 1
- 230000007096 poisonous effect Effects 0.000 description 1
- 238000004448 titration Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000005303 weighing Methods 0.000 description 1
- 229910052725 zinc Inorganic materials 0.000 description 1
- 239000011701 zinc Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/359—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light using near infrared light
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/35—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light
- G01N21/3563—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry using infrared light for analysing solids; Preparation of samples therefor
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- General Physics & Mathematics (AREA)
- Biochemistry (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Health & Medical Sciences (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Investigating Or Analysing Materials By Optical Means (AREA)
Abstract
The invention provides an online chemical fertilizer quatlity detection system which comprises a sample conveying belt, an optical probe, a detection and control unit, a V-shaped baffle and a main server monitoring device, wherein chemical samples are conveyed by virtue of the sample conveying belt; the optical probe is arranged above the sample conveying belt; the V-shaped baffle is assembled at the front end of the lower part of the optical probe; during a process of conveying the chemical samples on the sample conveying belt, the lower sides of the V-shaped baffle and the optical probe are inserted into the chemical samples; the detection and control unit is internally provided with a wireless communication module; the optical probe transmits collected spectrums to the detection and control unit, and the spectrums are subjected to light split and photovoltaic conversion, generated signals are transmitted to the wireless communication module; the main server monitoring device is used for modeling and quantitatively analyzing the signals wirelessly received from the wireless communication module. The online chemical fertilizer quality detection system provided by the invention is convenient, efficient, accurate, relatively low in cost, free from sample damage, free from chemical reagent consumption and free from environmental pollution.
Description
[technical field]
The present invention relates to chemical fertilizer technical field of quality detection, particularly relate to a kind of chemical fertilizer quality on-line detection system.
[background technology]
In the fertilizer management regulation " fertilizer registration method " that China is existing, fertilizer refer to " be used for providing, keep or improve plant nutrient and soil physics, chemical property and biological activity; agricultural output can be improved; or improve quality of agricultural product; or strengthen stress resistance of plant " material, chemical fertilizer quality specifically includes that the poisonous and harmful substance such as biuret etc. in nitrogen, phosphorus, potassium, magnesium, boron, zinc etc. and moisture and chemical fertilizer production process.The defective meeting of chemical fertilizer products brings serious harm to crops.Such as: at present, chemical fertilizer contains nitrogen, phosphorus, three kinds of Main Nutrients of potassium mostly, wherein urea content and nitrogen content are the Key Quality Indicator of fertilizer, and impurity contained therein such as biuret, when its content is more than 1%, the growth of crop can be produced harmful effect, i.e. " burn seedlings ", the too high meeting of moisture makes chemical fertilizer produce to harden, and is unfavorable for storing and transport.Current chemical fertilizer quality analysis relies primarily on traditional laboratory investigations method, and this method agents useful for same is many and relates to the operating procedures such as weighing, dissolving, digestion, distillation, titration, calculating, wastes time and energy；Being there is certain danger by strong acid and strong base and high-temperature heating in experiment operator, and can environment be impacted.These limitation have impact on producing and selling and the reasonable employment of chemical fertilizer to a certain extent.It addition, China in chemical fertilizer production and application the light phosphorus of diazonium, potassium, cause the wasting of resources, contaminated environment, the harm mankind and animals and plants are healthy, simultaneously nitrogen, phosphorus, potassium is out of proportion can not meet the nutritional need that crops grow in good time.Solve this problem, realize soil, crop, chemical fertilizer three organically combine and unify, accomplish because of soil fertilization, because of time fertilising, because crop fertilization, the unification used because of fertilizer are to realize agriculture continuable stable and high yields, high benefit, low cost, therefore find a kind of new type analysis method fast and accurately to realize the quick detection of chemical fertilizer nutrient, become one of problem of new century people's general concern.
Need to provide a kind of chemical fertilizer quality on-line detection system for solving above-mentioned technical problem.
[summary of the invention]
The invention aims to overcome the defect of prior art, it is provided that a kind of chemical fertilizer quality on-line detection system, this technology easily and fast, efficiently, accurate, less costly, do not destroy sample, do not consume chemical reagent and free from environmental pollution.
The present invention for achieving the above object, by the following technical solutions:
nullA kind of chemical fertilizer quality on-line detection system，The sample conveyer belt 16 on-the-spot including being positioned at chemical fertilizer production、Optic probe、Detection and control unit 17、V-baffle 3，Chemical fertilizer sample is transmitted by sample conveyer belt 16，Optic probe is arranged on above sample conveyer belt 16，V-baffle 3 is assemblied in the front end of optic probe bottom，The angle of V-baffle 3 and the size of optic probe match，In the process that chemical fertilizer sample transmits on sample conveyer belt 16，Chemical fertilizer sample is inserted on the downside of V-baffle 3 and optic probe，Detection and the built-in wireless communication module of control unit 17，The spectrum collected is sent to the signal produced after detection carries out light splitting and opto-electronic conversion with control unit 17 and is transferred to wireless communication module by optic probe，Described chemical fertilizer quality on-line detection system farther includes master server supervising device 20，Wireless communication module and master server supervising device 20 wireless connections，Master server supervising device 20 is for being modeled and quantitative analysis the signal received from wireless communication module.
Preferably, described optic probe includes conduction optical fiber 4, is positioned at the conduction optical fiber interface 18 of optic probe bottom, near-infrared light source 19, described optic probe has at least 1, one end of conduction optical fiber 4 is fixedly mounted in conduction optical fiber interface 18, it is used for gathering optical signal, the other end is connected to detection and control unit 17, the spectrum that conduction optical fiber 4 collects is sent to detection and control unit 17 carries out light splitting and opto-electronic conversion, and near-infrared light source 19 is fixed on the bottom of optic probe.
Preferably, near-infrared light source 19 be uniformly distributed in gather signal conduction optical fiber 4 around.
Preferably, the lower limb of described V-baffle 3 lower than the lower end of optic probe but is above sample conveyer belt 16.
Preferably, described detection and control unit 17 include: spectrogrph 8, near infrared detector 9, power supply 10, described conduction optical fiber 4 is connected to spectrogrph 8, spectrogrph 8 is connected with near infrared detector 9, near infrared detector 9 is connected with wireless communication module, the near infrared spectrum that chemical fertilizer sample produces is conducted optical fiber 4 to be collected, the spectrogrph 8 being then transmit to detection and control unit 17 carries out light splitting, then opto-electronic conversion is carried out by near infrared detector 9, the signal produced is wirelessly transmitted to master server supervising device 20 through wireless communication module and is modeled and quantitative analysis, power supply 10 is powered to near-infrared light source 19 by light source conductor 5.
Preferably, this detection and control unit 17 also include the temperature controller 13 being arranged in detection and control unit 17 cabinet, and temperature controller 13 controls the temperature in detection and control unit 17 cabinet.
Preferably, in described detection and control unit 17, air pump 11 is set, air pump 11 connects air delivery tube 12, air delivery tube 12 sequentially passes through the inside of each optic probe, the air delivery tube 12 of the entrance and exit of each optic probe is respectively arranged with air flow inlet and controls valve 6 and air stream outlet control valve 7, gas controls valve 6 from air flow inlet and enters optic probe, then passes to another optic probe from an optic probe, finally controls valve 7 from air stream outlet and flows out.
Preferably, when adopting multiple optic probe, described conduction optical fiber 4 is optical fiber more than one point, and the spectral signal that multiple beams of optical fiber collects is coupled to, in a branch of optical fiber, then passing to detection and control unit 17.
The present invention compared with prior art, has the advantage that
(1) the chemical fertilizer sample on conveyer belt can be carried out accurate on-line checking by this system, has at a high speed, lossless, pollution-free, the advantage of being easy to operation；
(2) due to on-site collection to spectroscopic data radio to master server supervising device (20) and be modeled and quantitative analysis, therefore the loaded down with trivial details wiring that chemical fertilizer production is on-the-spot can be simplified, it is simple to user remotely realizes the detection to chemical fertilizer production scene chemical fertilizer quality.
[accompanying drawing explanation]
Fig. 1 is the overall structure schematic diagram of a kind of chemical fertilizer quality on-line detection system first preferred embodiment of the present invention；
Fig. 2 is the cut-away view of the optic probe in the present invention.
[detailed description of the invention]
nullRefer to Fig. 1，A kind of chemical fertilizer quality on-line detection system of the present embodiment，The sample conveyer belt 16 on-the-spot including being positioned at chemical fertilizer production、Optic probe、Detection and control unit 17、V-baffle 3，Chemical fertilizer sample is transmitted by sample conveyer belt 16，Optic probe is arranged on above sample conveyer belt 16，V-baffle 3 is assemblied in the front end of optic probe bottom，The angle of V-baffle 3 and the size of optic probe match，In the process that chemical fertilizer sample transmits on sample conveyer belt 16，Chemical fertilizer sample is inserted on the downside of V-baffle 3 and optic probe，Detection and the built-in wireless communication module of control unit 17，The spectrum collected is sent to the signal produced after detection carries out light splitting and opto-electronic conversion with control unit 17 and is transferred to wireless communication module by optic probe，Described chemical fertilizer quality on-line detection system farther includes master server supervising device 20，Wireless communication module and master server supervising device 20 wireless connections，Master server supervising device 20 is for being modeled and quantitative analysis the signal received from wireless communication module.Preferably, the lower limb of V-baffle 3 is lower than the lower end of optic probe but is above sample conveyer belt 16, thus avoiding the destruction to optic probe.
The present embodiment, owing to detection and the control unit 17 of production scene realize the modeling to chemical fertilizer mass spectrum and quantitative analysis by built-in wireless communication module wireless connections master server supervising device 20, facilitate user remotely on-the-spot chemical fertilizer quality to be carried out detection and analyze.
Refer to Fig. 1 and Fig. 2, in a preferred embodiment of the invention, optic probe includes conduction optical fiber 4, is positioned at the conduction optical fiber interface 18 of optic probe bottom, near-infrared light source 19, optic probe has at least 1, one end of conduction optical fiber 4 is fixedly mounted in conduction optical fiber interface 18, it is used for gathering optical signal, the other end is connected to detection and control unit 17, the spectrum that conduction optical fiber 4 collects being sent to detection and control unit 17 carries out light splitting and opto-electronic conversion, near-infrared light source 19 is fixed on the bottom of optic probe.The present embodiment is compared to outside being arranged on chemical fertilizer production scene by detection and control unit 17, it is possible to save the length of conduction light 4, reduces the difficulty that system is installed.In the present embodiment, it is preferred that near-infrared light source 19 be uniformly distributed in gather signal conduction optical fiber 4 around, it is achieved the multiple spot of chemical fertilizer quality detect, improve detect degree of accuracy.
In the present embodiment, it is preferred that when adopting multiple optic probe, described conduction optical fiber 4 is optical fiber more than one point, the spectral signal that multiple beams of optical fiber collects is coupled to, in a branch of optical fiber, then passing to detection and control unit 17.
At embodiments of the invention, for detection and control unit 17, preferably include: spectrogrph 8, near infrared detector 9, power supply 10, described conduction optical fiber 4 is connected to spectrogrph 8, spectrogrph 8 is connected with near infrared detector 9, near infrared detector 9 is connected with wireless communication module, the near infrared spectrum that chemical fertilizer sample produces is conducted optical fiber 4 to be collected, the spectrogrph 8 being then transmit to detection and control unit 17 carries out light splitting, then opto-electronic conversion is carried out by near infrared detector 9, the signal produced is wirelessly transmitted to master server supervising device 20 through wireless communication module and is modeled and quantitative analysis, power supply 10 is powered to near-infrared light source 19 by light source conductor 5.Further, it is preferable that this detection and control unit 17 also include the temperature controller 13 being arranged in detection and control unit 17 cabinet, and temperature controller 13 controls the temperature in detection and control unit 17 cabinet.
The impact of the spectral signal that optic probe is recorded by the change in order to eliminate ambient temperature and internal temperature, preferably, in described detection and control unit 17, air pump 11 is set, air pump 11 connects air delivery tube 12, air delivery tube 12 sequentially passes through the inside of each optic probe, the air delivery tube 12 of the entrance and exit of each optic probe is respectively arranged with air flow inlet and controls valve 6 and air stream outlet control valve 7, gas controls valve 6 from air flow inlet and enters optic probe, then another optic probe is passed to from an optic probe, finally control valve 7 from air stream outlet to flow out.
A kind of chemical fertilizer quality on-line detection system provided by the invention, it is possible to the chemical fertilizer sample on conveyer belt is carried out accurate on-line checking, has at a high speed, lossless, pollution-free, the advantage of being easy to operation；And due to on-site collection to spectroscopic data radio to master server supervising device and be modeled and quantitative analysis, therefore can simplify the loaded down with trivial details wiring that chemical fertilizer production is on-the-spot, it is simple to chemical fertilizer production scene chemical fertilizer quality is remotely carried out detection and analyzes by user.
The above only lists the way of realization of present inventive concept; protection scope of the present invention is not construed as being only limitted to the concrete form that embodiment is stated; all within the spirit and principles in the present invention; any amendment of being made, equivalent replacement, improvement etc., should be included within protection scope of the present invention.
Claims (8)
- null1. a chemical fertilizer quality on-line detection system，The sample conveyer belt (16) on-the-spot including being positioned at chemical fertilizer production、Optic probe、Detection and control unit (17)、V-baffle (3)，Chemical fertilizer sample is transmitted by sample conveyer belt (16)，Optic probe is arranged on sample conveyer belt (16) top，V-baffle (3) is assemblied in the front end of optic probe bottom，The angle of V-baffle (3) and the size of optic probe match，Chemical fertilizer sample is in the process of the upper transmission of sample conveyer belt (16)，Chemical fertilizer sample is inserted on the downside of V-baffle (3) and optic probe，It is characterized in that: detection and control unit (17) built-in wireless communication module，The spectrum collected is sent to the signal produced after detection carries out light splitting and opto-electronic conversion with control unit (17) and is transferred to wireless communication module by optic probe，Described chemical fertilizer quality on-line detection system farther includes master server supervising device (20)，Wireless communication module and master server supervising device (20) wireless connections，Master server supervising device (20) is for being modeled and quantitative analysis the signal received from wireless communication module.
- 2. a kind of chemical fertilizer quality on-line detection system as claimed in claim 1, it is characterized in that: described optic probe includes conduction optical fiber (4), it is positioned at the conduction optical fiber interface (18) of optic probe bottom, near-infrared light source (19), described optic probe has at least 1, one end of conduction optical fiber (4) is fixedly mounted in conduction optical fiber interface (18), it is used for gathering optical signal, the other end is connected to detection and control unit (17), the spectrum that conduction optical fiber (4) collects is sent to detection and control unit (17) carries out light splitting and opto-electronic conversion, near-infrared light source (19) is fixed on the bottom of optic probe.
- 3. chemical fertilizer quality on-line detection system as claimed in claim 2 a kind of, it is characterised in that: near-infrared light source (19) be uniformly distributed in gather signal conduction optical fiber (4) around.
- 4. chemical fertilizer quality on-line detection system as claimed in claim 1 a kind of, it is characterised in that: the lower limb of described V-baffle (3) is lower than the lower end of optic probe but is above sample conveyer belt (16).
- null5. a kind of chemical fertilizer quality on-line detection system as claimed in claim 2，It is characterized in that: described detection and control unit (17) including: spectrogrph (8)、Near infrared detector (9)、Power supply (10)，Described conduction optical fiber (4) is connected to spectrogrph (8)，Spectrogrph (8) is connected with near infrared detector (9)，Near infrared detector (9) is connected with wireless communication module，The near infrared spectrum that chemical fertilizer sample produces is conducted optical fiber (4) to be collected，The spectrogrph (8) being then transmit to detection and control unit (17) carries out light splitting，Then opto-electronic conversion is carried out by near infrared detector (9)，The signal produced is wirelessly transmitted to master server supervising device (20) through wireless communication module and is modeled and quantitative analysis，Power supply (10) is powered to near-infrared light source (19) by light source conductor (5).
- 6. a kind of chemical fertilizer quality on-line detection system as claimed in claim 5, it is characterized in that: this detection and control unit (17) also include the temperature controller (13) being arranged in detection and control unit (17) cabinet, and temperature controller (13) controls the temperature in detection and control unit (17) cabinet.
- 7. a kind of chemical fertilizer quality on-line detection system as claimed in claim 5, it is characterized in that: described detection and air pump (11) is set in control unit (17), air pump (11) connects air delivery tube (12), air delivery tube (12) sequentially passes through the inside of each optic probe, the air delivery tube (12) of the entrance and exit of each optic probe is respectively arranged with air flow inlet and controls valve (6) and air stream outlet control valve (7), gas controls valve (6) from air flow inlet and enters optic probe, then another optic probe is passed to from an optic probe, last from air stream outlet control valve (7) outflow.
- 8. a kind of chemical fertilizer quality on-line detection system as claimed in claim 2, it is characterized in that: when adopting multiple optic probe, described conduction optical fiber (4) is optical fiber more than one point, the spectral signal that multiple beams of optical fiber collects is coupled to, in a branch of optical fiber, then passing to detection and control unit (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610187186.5A CN105784636A (en) | 2016-05-03 | 2016-05-03 | Online chemical fertilizer quality detection system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201610187186.5A CN105784636A (en) | 2016-05-03 | 2016-05-03 | Online chemical fertilizer quality detection system |
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| CN105784636A true CN105784636A (en) | 2016-07-20 |
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| CN201610187186.5A Pending CN105784636A (en) | 2016-05-03 | 2016-05-03 | Online chemical fertilizer quality detection system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107907487A (en) * | 2017-12-12 | 2018-04-13 | 南宁职业技术学院 | Nitrogen content intelligent monitoring device during a kind of chemical fertilizer production |
| CN109212125A (en) * | 2018-11-20 | 2019-01-15 | 吴斌 | A kind of Chemical Manufacture chemical fertilizer production quality detection device |
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2016
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| US20020039186A1 (en) * | 2000-03-10 | 2002-04-04 | Rosenberg Charles W. Von | Optical probes and methods for spectral analysis |
| JP2010190746A (en) * | 2009-02-18 | 2010-09-02 | Institute Of National Colleges Of Technology Japan | Chitin crystallinity measurement device |
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