CN208383716U - Portable multifunctional fluorescence fast quantitative analysis instrument - Google Patents
Portable multifunctional fluorescence fast quantitative analysis instrument Download PDFInfo
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- CN208383716U CN208383716U CN201820693488.4U CN201820693488U CN208383716U CN 208383716 U CN208383716 U CN 208383716U CN 201820693488 U CN201820693488 U CN 201820693488U CN 208383716 U CN208383716 U CN 208383716U
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Abstract
The utility model relates to petroleum bloom analysis technical fields, it is a kind of portable multifunctional fluorescence fast quantitative analysis instrument, it includes spectrophotometric unit, core processing unit and sample cell, spectrophotometric unit includes light oil spectral module, middle matter oil optical module and mink cell focus spectral module, sample in sample cell launches fluorescence after ultraviolet light, light oil spectral module, middle matter oil optical module and mink cell focus spectral module obtain the fluorescence in corresponding wave band respectively, photoelectric conversion unit carries out photoelectric conversion processing to the fluorescence received, core processing unit carries out recurrence quantitative analysis to the data received.The utility model can simultaneously to " light ", " in ", the oil concentration in " weight " three area Ge You detects, avoid error caused by being analyzed and evaluated with the positioning of Single wavelength photoluminescence peak, solve existing for existing petroleum bloom proportioning device cannot simultaneously to " light ", " in ", the oil concentration in " weight " three area Ge You detect, the problem for causing oily differentiation error big.
Description
Technical field
The utility model relates to petroleum bloom analysis technical fields, are a kind of portable multifunctional fluorescence fast quantitative analysis
Instrument.
Background technique
Crude oil has fluorescence, i.e., crude oil solution is under the irradiation excitation of a certain fixed wave length after diluting, it will launches
The light of wavelength bigger than excitation wave, i.e., so-called fluorescence, and the fluorescence have the feature that the transmitted wave wavelength and crude oil of A. crude oil
The weight correlation of oil, i.e. more heavy then transmitted wave (fluorescence) wavelength of oil are longer.B. crude oil is in a certain concentration range
Interior (i.e. sample is being avoided outside fluorescent quenching and saturation region), oil concentration and fluorescence intensity are positively correlated linear relationship,
Increase and intensity value enhancing with fluorescence intensity.
It is currently used for the petroleum bloom analyzer of live fluorologging, main product has two-dimentional petroleum quantitative fluorescence analysis
Instrument, two-dimentional petroleum quantitative fluorescence analysis instrument are excited with fixed excitation wavelength 254nm to detect crude oil after wavelength excitation
The wave spectrum launched judges the instrument of oiliness power in stratum, work step according to the size of its fluorescence intensity are as follows: first
First, it with the crude oil sample calibrating instrument of certain block, establishes the block and returns standard curve, the unknown concentration sample of the re-test block
Product calculate the concentration value of test sample with calibration curve.
The shortcomings that two-dimentional petroleum quantitative fluorescence analysis instrument progress fluorescence analysis, has:
1, since crude oil is a kind of mixture that component is extremely complex, it can be it is light, in, weigh three kinds or two kinds of oil are mixed
It is combined part, and with respective various concentration gradient conditions.Block simple for component, is returned by standard curve, is just known
Its sample concentration.For the block of composite distribution complexity, when crude oil sample is in multi-peak spectrum, such as certain middle matter oil are especially
The case where mink cell focus, component is relative complex, and multimodal is presented probability is big, by existing two-dimentional petroleum bloom quantitative analysis instrument point
Analysis then carries out concentration determination by the position, therefore cannot due to the oil concentration oiliness wavelength location that has been subjective predefined
Simultaneously to " light " " in " oil concentration in " weight " three area Ge You detects, to cause oily property differentiation error big；
Come stand oil and thus 2, subjective wavelength is fixed using 254nm single excitation wavelength excitation for two-dimensional quantitative fluorescence analyser
Position carry out quantitative analysis, this from test philosophy, imply imperfection, thus bring encounter complicated component crude oil sample point
Analyse error.
Summary of the invention
The utility model provides a kind of portable multifunctional fluorescence fast quantitative analysis instrument, overcomes the above-mentioned prior art
Deficiency, can effectively solve existing petroleum bloom proportioning device cannot simultaneously to " light " " in " oil-containing in " weight " three area Ge You is dense
Degree is detected, and oil is caused to differentiate the big problem of error.
The technical solution of the utility model is realized by following measures: a kind of portable multifunctional fluorescence is quickly fixed
Measure analyzer, including ultraviolet excitation unit, light focusing unit, spectrophotometric unit, photoelectric conversion unit, core processing unit and sample
Pond, spectrophotometric unit include light oil spectral module, middle matter oil optical module and mink cell focus spectral module, the ultraviolet excitation list
Member issues ultraviolet light, and ultraviolet light exposes to sample cell after light focusing unit optically focused, and the sample in sample cell is after ultraviolet light
Launch fluorescence, light oil spectral module, middle matter oil optical module and mink cell focus spectral module are obtained respectively in corresponding wave band
Fluorescence, and it is sent to photoelectric conversion unit, photoelectric conversion unit carries out photoelectric conversion processing to the fluorescence received and is sent to
Core processing unit, core processing unit carry out recurrence quantitative analysis to the data received.
Here is the further optimization and/or improvements to above-mentioned utility model technical solution:
Above-mentioned ultraviolet excitation unit may include mains electricity input end mouth, switch power module, constant current source module and can issue
The light emitting module of ultraviolet light, mains electricity input end mouth, switch power module, constant current source module and light emitting module are sequentially connected electrically.
Above-mentioned photoelectric conversion unit may include photoelectric conversion module, amplification module and A/D conversion module, and light oil is divided mould
Block, middle matter oil optical module and mink cell focus spectral module are connect with photoelectric conversion module respectively, photoelectric conversion module, amplification module
It is sequentially electrically connected with A/D conversion module, A/D conversion module is connect with core processing unit.
Above-mentioned to may also include communication unit and display unit, communication unit includes wireless communication module and USB interface, display
Unit, wireless communication module and USB interface are connect with core processing unit.
It is above-mentioned to may also include insulation shell, ultraviolet excitation unit, light focusing unit, spectrophotometric unit, photoelectric conversion unit, core
Heart processing unit, sample cell and wireless communication module are installed in inside insulation shell, and display unit is installed in USB interface
On insulation shell.
Above-mentioned core processing unit can be host computer.
The utility model launches ultraviolet light by ultraviolet excitation unit, and ultraviolet light exposes to after light focusing unit optically focused
On sample in sample cell, sample issues fluorescence, light oil spectral module, middle matter oil optical module and heavy oil after exciting
Optical module obtains the fluorescence of different-waveband respectively, and fluorescence is sent to core processing unit, core processing unit after photoelectric conversion
Obtain its corresponding fluorescence intensity, obtain the fluorescence intensity change in three areas Ge You, and according to it is pre-set it is " light ", " in ",
The standard concentration curve in " weight " three area Ge You carries out the sensitivity analysis of concentration variation, obtains in the oil area sample with concentration
It dilutes and the linear sensitivity of change in fluorescence, to obtain the crude oil rationing fluorescent logging data for more adapting to complicated component.Therefore
The utility model can simultaneously to " light " " in " oil concentration in " weight " three area Ge You detects, it is glimmering with Single wavelength to avoid subjectivity
Error caused by the positioning of photopeak value is analyzed and evaluated, solving cannot be right simultaneously existing for existing petroleum bloom proportioning device
" light " " in " oil concentration in " weight " three area Ge You detected, cause oil to differentiate the big problem of error.
Detailed description of the invention
Attached drawing 1 is the circuit structure block diagram of the best embodiment of the utility model.
Specific embodiment
The utility model is not limited by following embodiments, can technical solution according to the present utility model and actual conditions
Determine specific embodiment.
The utility model is further described below with reference to examples and drawings:
As shown in Fig. 1, the portable multifunctional fluorescence fast quantitative analysis instrument, including ultraviolet excitation unit, optically focused
Unit, spectrophotometric unit, photoelectric conversion unit, core processing unit and sample cell, spectrophotometric unit include light oil spectral module, in
Matter oil optical module and mink cell focus spectral module, the ultraviolet excitation unit issue ultraviolet light, and ultraviolet light is poly- through light focusing unit
Sample cell is exposed to after light, the sample in sample cell launches fluorescence, light oil spectral module, middle matter oil after ultraviolet light
Spectral module and mink cell focus spectral module obtain the fluorescence in corresponding wave band respectively, and are sent to photoelectric conversion unit, and photoelectricity turns
It changes unit to carry out photoelectric conversion processing to the fluorescence that receives and be sent to core processing unit, core processing unit is to receiving
Data carry out recurrence quantitative analysis.
Above-mentioned ultraviolet excitation unit is used for emitting ultraviolet light, it is made to irradiate test sample, and excitation test sample generates wave
Long range in 290nm to the transmitting fluorescence between 500nm, the ultraviolet light of ultraviolet excitation unit transmitting also need to meet satisfaction with
Lower condition: a, power are less than 10mw, and wavelength is less than 275nm；B, there is continuity and stability；Light focusing unit is used for optically focused, makes
It is irradiated to the ultraviolet light divergence-free of sample, sample excitation position is made to keep stablizing, it can be for by the production of the quartz glass of saturating ultraviolet light
At condenser；Sample cell can be dedicated quartz sample pool for placing sample, and solution input terminal is circular aperture, and measurement is saturating
The volume that smooth surface is 10*10mm is less than 2ml.
Above-mentioned spectrophotometric unit includes light oil spectral module, middle matter oil optical module and mink cell focus spectral module, light oil
Spectral module, middle matter oil optical module and mink cell focus spectral module can be made of stepper motor and beam splitter assembly, stepping electricity
The synchronous driving beam splitter assembly of machine, beam splitter assembly have automatic zero adjustment and real-time measurement sensitivity selection function, meet sample
Fluophotometer test request；Light oil spectral module is used to obtain the fluorescence that wavelength is 290nm to 340nm, middle matter oil light
Module is used to obtain the fluorescence that wavelength is 340nm to 380nm, and mink cell focus spectral module is 290nm to 340nm for obtaining wavelength
Fluorescence, so as to acquire simultaneously acquisition " light " " in " fluorescence in " weight " three area Ge You, and send it to photoelectric conversion unit.
Above-mentioned photoelectric conversion unit is for obtaining light oil spectral module, middle matter oil optical module and mink cell focus spectral module
The optical signal taken is converted to electric signal, is handled convenient for core processing unit；Core processing unit can be single-chip microcontroller or upper
Machine handles it, obtains its corresponding fluorescence intensity for obtaining after photoelectric conversion unit sends electric signal, and preparatory
" light " established, " in ", the standard concentration curve in " weight " three area Ge You compare, make crude oil in three oil areas for sample
Concentration readout tracks concentration sensitive oil area point, has change of gradient sensibility to analyze in certain oily area by analysis crude oil sample
Obtain the sample in the oil area with concentration dilution change in fluorescence linear sensitivity, to carry out the qualitative, quantitative point of fluorescence
Analysis obtains fluorologging effect.
The utility model launches ultraviolet light by ultraviolet excitation unit, and ultraviolet light exposes to after light focusing unit optically focused
On sample in sample cell, sample issues fluorescence, light oil spectral module, middle matter oil optical module and heavy oil after exciting
Optical module obtains the fluorescence of different-waveband respectively, and fluorescence is sent to core processing unit, core processing unit after photoelectric conversion
Obtain its corresponding fluorescence intensity, obtain the fluorescence intensity change in three areas Ge You, and according to it is pre-set it is " light ", " in ",
The standard concentration curve in " weight " three area Ge You carries out the sensitivity analysis of concentration variation, obtains in the oil area sample with concentration
It dilutes and the linear sensitivity of change in fluorescence, to obtain the crude oil rationing fluorescent logging data for more adapting to complicated component.Therefore
The utility model can simultaneously to " light " " in " oil concentration in " weight " three area Ge You detects, it is glimmering with Single wavelength to avoid subjectivity
Error caused by the positioning of photopeak value is analyzed and evaluated, solving cannot be right simultaneously existing for existing petroleum bloom proportioning device
" light " " in " oil concentration in " weight " three area Ge You detected, cause oil to differentiate the big problem of error.
Can according to actual needs, above-mentioned portable multifunctional fluorescence fast quantitative analysis instrument is advanced optimized or/and
It improves:
As shown in Fig. 1, the ultraviolet excitation unit includes mains electricity input end mouth, switch power module, constant-current source mould
Block and the light emitting module that can issue ultraviolet light, mains electricity input end mouth, switch power module, constant current source module and light emitting module are successively
Electrical connection.
Here alternating current can maintain stable output voltage after switch power module and constant current source module, to guarantee to shine
The stability of module sending ultraviolet light.Light emitting module can be the semiconductor laser or LED chip that can issue ultraviolet light.
As shown in Fig. 1, the photoelectric conversion unit includes photoelectric conversion module, amplification module and A/D conversion module, gently
Matter oil optical module, middle matter oil optical module and mink cell focus spectral module are connect with photoelectric conversion module respectively, photoelectric conversion mould
Block, amplification module and A/D conversion module are sequentially electrically connected, and A/D conversion module is connect with core processing unit.
Here photoelectric conversion module, amplification module, A/D conversion module are existing well-known technique, for by optical signal into
Row photoelectric conversion, amplification and analog-to-digital conversion.
It as shown in Fig. 1, further include communication unit and display unit, communication unit includes that wireless communication module and USB connect
Mouthful, display unit, wireless communication module and USB interface are connect with core processing unit.
Here wireless communication module and USB interface be mainly used for transmit data, facilitate staff obtain testing result and
Import data.Display unit can be touch screen, be used for human-computer interaction, carry out parameter setting by display screen convenient for staff,
Data inputting and data are checked.
It as shown in Fig. 1, further include insulation shell, ultraviolet excitation unit, light focusing unit, spectrophotometric unit, photoelectric conversion
Unit, core processing unit, sample cell and wireless communication module are installed in inside insulation shell, display unit and USB interface
It is installed on insulation shell.
As shown in Fig. 1, the core processing unit is host computer.
The above technical characteristic constitutes the most preferred embodiment of the utility model, with stronger adaptability and best implementation
Effect can increase and decrease non-essential technical characteristic, according to actual needs to meet the needs of different situations.
Claims (10)
1. a kind of portable multifunctional fluorescence fast quantitative analysis instrument, it is characterised in that including ultraviolet excitation unit, optically focused list
Member, spectrophotometric unit, photoelectric conversion unit, core processing unit and sample cell, spectrophotometric unit include light oil spectral module, middle matter
Oil optical module and mink cell focus spectral module, the ultraviolet excitation unit issue ultraviolet light, and ultraviolet light is through light focusing unit optically focused
After expose to sample cell, the sample in sample cell launches fluorescence, light oil spectral module, middle matter oil after ultraviolet light
Optical module and mink cell focus spectral module obtain the fluorescence in corresponding wave band respectively, and are sent to photoelectric conversion unit, photoelectric conversion
Unit carries out photoelectric conversion processing to the fluorescence that receives and is sent to core processing unit, and core processing unit is to receiving
Data carry out recurrence quantitative analysis.
2. portable multifunctional fluorescence fast quantitative analysis instrument according to claim 1, it is characterised in that the ultraviolet light
Exciting unit includes mains electricity input end mouth, switch power module, constant current source module and the light emitting module that can issue ultraviolet light, alternating current
Input port, switch power module, constant current source module and light emitting module are sequentially connected electrically.
3. portable multifunctional fluorescence fast quantitative analysis instrument according to claim 1 or 2, it is characterised in that the photoelectricity
Converting unit includes photoelectric conversion module, amplification module and A/D conversion module, light oil spectral module, middle matter oil optical module
It is connect respectively with photoelectric conversion module with mink cell focus spectral module, photoelectric conversion module, amplification module and A/D conversion module are sequentially
Electrical connection, A/D conversion module are connect with core processing unit.
4. portable multifunctional fluorescence fast quantitative analysis instrument according to claim 1 or 2, it is characterised in that further include leading to
Believe unit and display unit, communication unit include wireless communication module and USB interface, display unit, wireless communication module and USB
Interface is connect with core processing unit.
5. portable multifunctional fluorescence fast quantitative analysis instrument according to claim 3, it is characterised in that further include communication
Unit and display unit, communication unit include wireless communication module and USB interface, and display unit, wireless communication module and USB connect
Mouth is connect with core processing unit.
6. portable multifunctional fluorescence fast quantitative analysis instrument according to claim 4, it is characterised in that further include insulation
Shell, ultraviolet excitation unit, light focusing unit, spectrophotometric unit, photoelectric conversion unit, core processing unit, sample cell and wireless
Communication module is installed in inside insulation shell, and display unit and USB interface are installed on insulation shell.
7. portable multifunctional fluorescence fast quantitative analysis instrument according to claim 5, it is characterised in that further include insulation
Shell, ultraviolet excitation unit, light focusing unit, spectrophotometric unit, photoelectric conversion unit, core processing unit, sample cell and wireless
Communication module is installed in inside insulation shell, and display unit and USB interface are installed on insulation shell.
8. portable multifunctional fluorescence fast quantitative analysis instrument, feature described according to claim 1 or 2 or 5 or 6 or 7 exist
In the core processing unit be host computer.
9. portable multifunctional fluorescence fast quantitative analysis instrument according to claim 3, it is characterised in that at the core
Reason unit is host computer.
10. portable multifunctional fluorescence fast quantitative analysis instrument according to claim 4, it is characterised in that at the core
Reason unit is host computer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820693488.4U CN208383716U (en) | 2018-05-10 | 2018-05-10 | Portable multifunctional fluorescence fast quantitative analysis instrument |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820693488.4U CN208383716U (en) | 2018-05-10 | 2018-05-10 | Portable multifunctional fluorescence fast quantitative analysis instrument |
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| Publication Number | Publication Date |
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| CN208383716U true CN208383716U (en) | 2019-01-15 |
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ID=64974161
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| CN201820693488.4U Active CN208383716U (en) | 2018-05-10 | 2018-05-10 | Portable multifunctional fluorescence fast quantitative analysis instrument |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110208234A (en) * | 2019-06-13 | 2019-09-06 | 中国石油集团渤海钻探工程有限公司 | Quantitative fluorescence instrument scaling method |
| CN110487760A (en) * | 2019-08-23 | 2019-11-22 | 山东省科学院海洋仪器仪表研究所 | Optical module that is a kind of while measuring light oil and mink cell focus in water |
| CN111595366A (en) * | 2020-05-14 | 2020-08-28 | 山东清沂山石化科技有限公司 | Oil information automatic display equipment |
| CN112730361A (en) * | 2020-12-21 | 2021-04-30 | 北京永盛通科技发展有限公司 | Ultraviolet multiband chromatography test method and device for petroleum fluorescent logging detection |
-
2018
- 2018-05-10 CN CN201820693488.4U patent/CN208383716U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110208234A (en) * | 2019-06-13 | 2019-09-06 | 中国石油集团渤海钻探工程有限公司 | Quantitative fluorescence instrument scaling method |
| CN110487760A (en) * | 2019-08-23 | 2019-11-22 | 山东省科学院海洋仪器仪表研究所 | Optical module that is a kind of while measuring light oil and mink cell focus in water |
| CN111595366A (en) * | 2020-05-14 | 2020-08-28 | 山东清沂山石化科技有限公司 | Oil information automatic display equipment |
| CN112730361A (en) * | 2020-12-21 | 2021-04-30 | 北京永盛通科技发展有限公司 | Ultraviolet multiband chromatography test method and device for petroleum fluorescent logging detection |
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20201106 Address after: 100120 Beijing Xicheng District six laying Kang Patentee after: CHINA NATIONAL PETROLEUM Corp. Patentee after: CNPC Xibu Drilling Engineering Co.,Ltd. Address before: 834000 Karamay Logging Engineering Company, No.2 Nanxin Road, Karamay District, Karamay City, Xinjiang Uygur Autonomous Region Patentee before: CNPC Xibu Drilling Engineering Co.,Ltd. |
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| TR01 | Transfer of patent right |