CN103822896A - Broad-spectrum infrared liquid measuring device - Google Patents
Broad-spectrum infrared liquid measuring device Download PDFInfo
- Publication number
- CN103822896A CN103822896A CN201410076614.8A CN201410076614A CN103822896A CN 103822896 A CN103822896 A CN 103822896A CN 201410076614 A CN201410076614 A CN 201410076614A CN 103822896 A CN103822896 A CN 103822896A
- Authority
- CN
- China
- Prior art keywords
- infrared light
- infrared
- wide
- spectrum
- monochromator
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Abstract
The invention provides a broad-spectrum infrared liquid measuring device which comprises an infrared source, a monochromator, an infrared receiver, a data converter and a data processor, wherein the infrared source is used for producing broad-spectrum infrared rays; the monochromator is used for receiving the broad-spectrum infrared rays, carrying out treatment to the broad-spectrum infrared rays, and outputting single narrow-band infrared rays to irradiate a test fluid; the infrared receiver is used for receiving the infrared rays emitted after the irradiation to the test fluid; the data converter is used for converting the emitted infrared rays into measurement data; the data processor is used for carrying out analysis to the measurement data, and producing measurement results. The infrared source is used for producing the broad-spectrum infrared rays which are controlled and processed by the monochromator to produce the single narrow band infrared rays, an irradiated test sample is treated through the infrared receiver, the data converter and the data processor, while measurement to components of the liquid is achieved through the broad-spectrum infrared rays, the measuring accuracy of the device is improved, and the system structure is simplified.
Description
Technical field
The present invention relates to liquid component field of measuring technique, refer to especially a kind of wide-spectrum infrared liquid measurement mechanism.
Background technology
The method detecting for liquid component is varied, generally include chemical method and physical method, adopt chemical method tracer liquid composition conventionally to utilize chemical reagent to react liquid component is detected with tracer liquid, this method is long detection time, chemical reagent consumption amount is large, and can environment be produced and be polluted; Adopt physical method conventionally to utilize different goods and materials to carry out spectral analysis to the difference principle that is absorbed with of infrared light, the composition of some goods and materials can not effectively be analyzed and detect to spectrometer spectrum that can be traditional below 4um, mostly.As the detection of waste oil, still do not have at present effective instrument to detect.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of wide-spectrum infrared liquid measurement mechanism, can cross comprehensive and accurate tracer liquid composition.
For solving the problems of the technologies described above, embodiments of the invention provide a kind of wide-spectrum infrared liquid measurement mechanism, and described device comprises: infrared light supply, monochromator, infrared remote receiver, data converter and data processor;
Described infrared light supply, for generation of wide spectrum infrared light;
Described monochromator, for receiving described wide spectrum infrared light, processes described wide spectrum infrared light, exports single narrow ripple Infrared irradiation test liquid;
Described infrared remote receiver, irradiates the infrared light penetrating after test liquid, outputting analog signal for receiving;
Described data converter, for converting described simulating signal to measurement data;
Described data processor, for described measurement data is analyzed, generates measurement result.
Preferably, described device comprises at least one infrared light supply.
Preferably, described device also comprises:
Chopper, carries out copped wave for the wide spectrum infrared light that described infrared light supply is produced, and the wide spectrum infrared light after copped wave is sent to described monochromator.
Preferably, described monochromator is provided with controller, for controlling the infrared light wavelength of described single narrow ripple of described monochromator output.
Preferably, described controller is controlled the infrared light wavelength of single narrow ripple of monochromator generation by grating or the prism of controlling described monochromator inside.
Described monochromator is exported at least one single narrow ripple infrared light, and the wavelength coverage of described single narrow ripple infrared light is 800nm to 18um.Preferably,
Described data converter comprises:
Amplifier, for amplifying described simulating signal;
Analog to digital converter, for being converted into measurement data by the simulating signal of amplifying.
Preferably, described data processor is processed described measurement data, obtains the wide spectrum infrared absorption pattern of test liquid, by described wide spectrum infrared absorption pattern with contrast with reference to collection of illustrative plates, obtain described test liquid composition parameter.
Preferably, described device is also provided with sample cell, for taking up test liquid, is arranged between described monochromator and infrared remote receiver.
The beneficial effect of technique scheme of the present invention is as follows:
In such scheme, wide-spectrum infrared liquid measurement mechanism utilizes infrared light supply to produce spectrum infrared light and processes and generate single narrow ripple infrared light through monochromator control, irradiating test sample processes by infrared remote receiver, data converter and data processor, in having realized wide spectrum Infrared survey liquid component, improve the accuracy of measurement device, simplified system architecture.
Accompanying drawing explanation
Fig. 1 is the structural drawing of embodiment of the present invention wide-spectrum infrared liquid measurement mechanism;
［ main element symbol description ］
101, infrared light supply;
102, monochromator;
103, infrared remote receiver;
104, data converter;
105, data processor;
201, chopper;
202, sample cell;
203, controller;
204, amplifier;
205, analog to digital converter;
206, single-chip microcomputer.
Embodiment
For making the technical problem to be solved in the present invention, technical scheme and advantage clearer, be described in detail below in conjunction with the accompanying drawings and the specific embodiments.
As shown in Figure 1, the wide-spectrum infrared liquid measurement mechanism that the embodiment of the present invention provides, comprising: infrared light supply 101, monochromator 102, infrared remote receiver 103, data converter 104 and data processor 105.
Described infrared light supply 101, for generation of wide spectrum infrared light;
Described monochromator 102, for receiving described wide spectrum infrared light, processes described wide spectrum infrared light, exports single narrow ripple Infrared irradiation test liquid;
Described infrared remote receiver 103, irradiates the infrared light penetrating after test liquid, outputting analog signal for receiving;
Described data converter 104, for converting described simulating signal to measurement data;
Described data processor 105, for described measurement data is analyzed, generates measurement result.
Wherein, described device comprises at least one infrared light supply 101, described infrared light supply 101 produces wide spectrum infrared light, the wavelength coverage of infrared light is 800nm to 18um, described monochromator 102 is arranged in the light path of infrared light that infrared light supply 101 produces wide spectrum, described monochromator 102 receives the wide spectrum infrared light that infrared light supply 101 produces, described wide spectrum infrared light is processed, export single narrow ripple infrared light test liquid is irradiated, the infrared light wavelength of described single narrow ripple can be controlled by grating or prism in described monochromator 102.Described monochromator is exported this few single narrow ripple infrared light, and the wavelength coverage of described single narrow ripple infrared light is 800nm to 18um, and preferred, the wavelength coverage of described single narrow ripple infrared light is 30nm to 5um.Test liquid can be arranged in sample cell 202, sample cell 202 is for taking up test liquid, be arranged between described monochromator and infrared remote receiver, when single narrow ripple Infrared irradiation is during to test liquid, the tested liquid of described single narrow ripple infrared light part absorbs, if the resonant frequency of test liquid and single narrow ripple infrared light wavelength are inconsistent, the infrared light penetrating obtains a larger signal after infrared remote receiver 103 receives, if the resonant frequency of test liquid is consistent with single narrow ripple infrared light wavelength, the infrared light penetrating obtains a smaller simulating signal after infrared remote receiver 103 receives, adjust described monochromator 102 by control and adjust the infrared light wavelength of the single narrow ripple of output, the simulating signal that monitoring infrared remote receiver 103 receives, thereby make the resonant frequency of test liquid consistent with single narrow ripple infrared light wavelength.
The simulating signal receiving when infrared remote receiver 103 is consistent with single narrow ripple infrared light wavelength by the resonant frequency of test liquid sends to described data converter 104, described data converter 104 is changed into measurement data and is sent to data processor 105, data processor 105 is analyzed and is processed described measurement data, obtain the wide spectrum infrared absorption pattern of test liquid, by described wide spectrum infrared absorption pattern with contrast with reference to collection of illustrative plates, obtain described test liquid composition parameter.
Preferably, between described infrared light supply 101 and monochromator 102, can also be provided with chopper 201, the wide spectrum infrared light that described chopper produces described infrared light supply carries out copped wave, and the wide spectrum infrared light after copped wave is sent to described monochromator.
The wide-spectrum infrared liquid measurement mechanism of the embodiment of the present invention, utilizing infrared light supply to produce spectrum infrared light processes and generates single narrow ripple infrared light through monochromator control, irradiating test sample processes by infrared remote receiver, data converter and data processor, in having realized wide spectrum Infrared survey liquid component, improve the accuracy of measurement device, simplified system architecture.
The wide-spectrum infrared liquid measurement mechanism of the embodiment of the present invention, as shown in Figure 1,
Described monochromator 102 is provided with controller 203, for controlling the infrared light wavelength of described single narrow ripple of described monochromator output.
Described controller 203 is controlled the infrared light wavelength of single narrow ripple of monochromator generation by grating or the prism of controlling described monochromator 102 inside.Described data converter 104 comprises:
Analog to digital converter 205, for being converted into digital measurement data by the simulating signal of amplifying.
Single-chip microcomputer 206, for to described Measurement and Data Processing and send to described data processor 105.
Wherein, described device comprises at least one infrared light supply 101, described infrared light supply 101 produces wide spectrum infrared light, the wavelength coverage of infrared light is 800nm to 18um, chopper 201 is arranged between infrared light supply 101 and monochromator 102, the wide spectrum infrared light that described infrared light supply 101 is produced carries out copped wave, and the wide spectrum infrared light after copped wave is sent to described monochromator 102.
Described monochromator 102 is arranged in the light path of infrared light that infrared light supply 101 produces wide spectrum, described monochromator 102 receives the wide spectrum infrared light that infrared light supply 101 produces, described wide spectrum infrared light is processed, controller 203 is controlled the infrared light wavelength of single narrow ripple of monochromator generation by grating or the prism of controlling described monochromator 102 inside, exports single narrow ripple infrared light test liquid is irradiated.
Test liquid can be arranged in sample 202, when single narrow ripple Infrared irradiation is during to test liquid, the tested liquid of described single narrow ripple infrared light part absorbs, if the resonant frequency of test liquid and single narrow ripple infrared light wavelength are inconsistent, the infrared light penetrating obtains a larger signal after infrared remote receiver 103 receives, if the resonant frequency of test liquid is consistent with single narrow ripple infrared light wavelength, the infrared light penetrating obtains a smaller simulating signal after infrared remote receiver 103 receives, adjust described monochromator 102 by controller 203 and adjust the infrared light wavelength of the single narrow ripple of output, the simulating signal that monitoring infrared remote receiver 103 receives, thereby the resonant frequency of realizing test liquid is consistent with single narrow ripple infrared light wavelength, the simulating signal receiving when infrared remote receiver 103 is consistent with single narrow ripple infrared light wavelength by the resonant frequency of test liquid sends to described data converter 104.
The interior amplifier 204 of data converter 104 amplifies the simulating signal of infrared remote receiver, send to analog to digital converter 205, the simulating signal after amplifying is converted into digital measurement data by analog to digital converter 205, send to single-chip microcomputer 206, single-chip microcomputer 206, to described Measurement and Data Processing and send to described data processor 105, described measurement data is analyzed and processed, obtain the wide spectrum infrared absorption pattern of test liquid, by described wide spectrum infrared absorption pattern with contrast with reference to collection of illustrative plates, obtain described test liquid composition parameter.
Preferably, described monochromator 102 and data processor 105 are controlled by computing machine.
The wide-spectrum infrared liquid measurement mechanism of the embodiment of the present invention, utilize infrared light supply to produce spectrum infrared controller control monochromator and process the single narrow ripple infrared light of generation, irradiating test sample processes by infrared remote receiver, data converter and data processor, in having realized wide spectrum Infrared survey liquid component, improve accuracy and the measuring speed of measurement device, simplified system architecture.
The above is the preferred embodiment of the present invention; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of principle of the present invention; can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.
Claims (10)
1. a wide-spectrum infrared liquid measurement mechanism, is characterized in that, described device comprises: infrared light supply, monochromator, infrared remote receiver, data converter and data processor;
Described infrared light supply, for generation of wide spectrum infrared light;
Described monochromator, for receiving described wide spectrum infrared light, processes described wide spectrum infrared light, exports single narrow ripple Infrared irradiation test liquid;
Described infrared remote receiver, irradiates the infrared light penetrating after test liquid, outputting analog signal for receiving;
Described data converter, for converting described simulating signal to measurement data;
Described data processor, for described measurement data is analyzed, generates measurement result.
2. wide-spectrum infrared liquid measurement mechanism as claimed in claim 1, is characterized in that, described infrared light supply produces the wide spectrum infrared light of 800nm to 18um wavelength.
3. wide-spectrum infrared liquid measurement mechanism as claimed in claim 1, is characterized in that, described device comprises at least one infrared light supply.
4. wide-spectrum infrared liquid measurement mechanism as claimed in claim 1, is characterized in that, described device also comprises:
Chopper, carries out copped wave for the wide spectrum infrared light that described infrared light supply is produced, and the wide spectrum infrared light after copped wave is sent to described monochromator.
5. wide-spectrum infrared liquid measurement mechanism as claimed in claim 1, is characterized in that, described monochromator is provided with controller, for controlling the infrared light wavelength of described single narrow ripple of described monochromator output.
6. wide-spectrum infrared liquid measurement mechanism as claimed in claim 1, is characterized in that, described controller is controlled the infrared light wavelength of single narrow ripple of monochromator generation by grating or the prism of controlling described monochromator inside.
7. wide-spectrum infrared liquid measurement mechanism as claimed in claim 1, is characterized in that, described monochromator is exported at least one single narrow ripple infrared light, and the wavelength coverage of described single narrow ripple infrared light is 800nm to 18um.
8. wide-spectrum infrared liquid measurement mechanism as claimed in claim 1, is characterized in that, described data converter comprises:
Amplifier, for amplifying described simulating signal;
Analog to digital converter, for being converted into measurement data by the simulating signal of amplifying.
9. wide-spectrum infrared liquid measurement mechanism as claimed in claim 1, it is characterized in that, described data processor is processed described measurement data, obtain the wide spectrum infrared absorption pattern of test liquid, by described wide spectrum infrared absorption pattern with contrast with reference to collection of illustrative plates, obtain described test liquid composition parameter.
10. wide-spectrum infrared liquid measurement mechanism as claimed in claim 1, is characterized in that, described device is also provided with sample cell, for taking up test liquid, is arranged between described monochromator and infrared remote receiver.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410076614.8A CN103822896A (en) | 2014-03-04 | 2014-03-04 | Broad-spectrum infrared liquid measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410076614.8A CN103822896A (en) | 2014-03-04 | 2014-03-04 | Broad-spectrum infrared liquid measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103822896A true CN103822896A (en) | 2014-05-28 |
Family
ID=50758065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410076614.8A Pending CN103822896A (en) | 2014-03-04 | 2014-03-04 | Broad-spectrum infrared liquid measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103822896A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108844916A (en) * | 2018-05-03 | 2018-11-20 | 苏州高新区建金建智能科技有限公司 | A kind of pipeline configuration of near infrared ray 800-1400 spectral illumination cell virus |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202649118U (en) * | 2012-03-05 | 2013-01-02 | 北京卓立汉光仪器有限公司 | Wide spectral transmittance and reflectance measuring apparatus |
| CN103424188A (en) * | 2012-06-01 | 2013-12-04 | 上海理工大学 | Spectrum measurement system |
| US20130320214A1 (en) * | 2012-06-01 | 2013-12-05 | Denso Corporation | Liquid component sensor |
| CN103454238A (en) * | 2012-06-05 | 2013-12-18 | 周维 | Method and device for measuring accurate contents of core components of liquid beverage in situ in production process |
-
2014
- 2014-03-04 CN CN201410076614.8A patent/CN103822896A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202649118U (en) * | 2012-03-05 | 2013-01-02 | 北京卓立汉光仪器有限公司 | Wide spectral transmittance and reflectance measuring apparatus |
| CN103424188A (en) * | 2012-06-01 | 2013-12-04 | 上海理工大学 | Spectrum measurement system |
| US20130320214A1 (en) * | 2012-06-01 | 2013-12-05 | Denso Corporation | Liquid component sensor |
| CN103454238A (en) * | 2012-06-05 | 2013-12-18 | 周维 | Method and device for measuring accurate contents of core components of liquid beverage in situ in production process |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108844916A (en) * | 2018-05-03 | 2018-11-20 | 苏州高新区建金建智能科技有限公司 | A kind of pipeline configuration of near infrared ray 800-1400 spectral illumination cell virus |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202869961U (en) | Mobile reference light path device for water quality analysis meter | |
| US6731804B1 (en) | Thermal luminescence liquid monitoring system and method | |
| RU2008129064A (en) | DETECTOR AND DETECTION METHOD | |
| CN101949852B (en) | Spectral standardization-based coal quality on-line detection method | |
| JP2013019673A5 (en) | ||
| CN104198388B (en) | Online water quality monitoring device based on composite spectrum measurement | |
| CN108287140A (en) | A kind of method and device for sewage treatment plant's real time on-line monitoring | |
| JP2009058310A5 (en) | ||
| ZA201004649B (en) | Apparatus and method for x-ray fluorescence analysis of a mineral sample | |
| CN203275288U (en) | Online automatic water quality multiple parameter monitor gathering spectrum and sensor technologies | |
| CN103983595A (en) | Water quality turbidity calculating method based on ultraviolet-visible spectroscopy treatment | |
| CN103822935A (en) | Fast analyzer for nondestructive measuring heavy metal cadmium in foods and analyzing method | |
| CN104007084A (en) | Near-infrared diffuse-reflection rapid nondestructive testing apparatus for organophosphorus pesticide residues | |
| MX2018001134A (en) | Gas detection apparatus and method. | |
| CN111272693A (en) | Cement raw material component on-line measuring device based on near infrared spectrum | |
| CN205786293U (en) | A kind of comprehensive self-calibration gas detection analytical equipment | |
| CN103822896A (en) | Broad-spectrum infrared liquid measuring device | |
| ATE514963T1 (en) | X-RAY INSPECTION SYSTEM | |
| UA90847C2 (en) | Method for quantifying the composition of a moving product, apparatus for determining the quantitative content of insulin in moving product, use of the apparatus and unit for packaging solutions or dispersions comprising apparatus | |
| CN105334204A (en) | Fourier transform-based Raman spectrum analysis method | |
| CN204008454U (en) | Portable near infrared spectrometer for detection of mould index in storage paddy | |
| CN104990883A (en) | Device for detecting gas concentration by spectrometer | |
| CN109596679B (en) | Detection apparatus for on-spot short-term test soil heavy metal content | |
| Sut-Lohmann et al. | Quick detection and quantification of iron-cyanide complexes using fourier transform infrared spectroscopy | |
| CN103630497A (en) | Movable type reference beam device used for water quality analyzer |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20140528 |