CN206638583U - A kind of heavy oil stability detector based near infrared light technology - Google Patents
A kind of heavy oil stability detector based near infrared light technology Download PDFInfo
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- CN206638583U CN206638583U CN201720284204.1U CN201720284204U CN206638583U CN 206638583 U CN206638583 U CN 206638583U CN 201720284204 U CN201720284204 U CN 201720284204U CN 206638583 U CN206638583 U CN 206638583U
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- infrared light
- scanning
- near infrared
- light transmittance
- light
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Abstract
It the utility model is related to a kind of heavy oil stability detector based near infrared light technology, including light transmittance sensitive scanning device, light transmittance sensitive scanning device workbench and light transmittance sensitive scanning apparatus control system.Light transmittance sensitive scanning device includes near infrared light light source（5）, infrared light inducing receiver（6）, scanning test tube（7）And stepper motor（13）.Light transmittance sensitive scanning device workbench includes the stand of workbench（1）, fixture（2）, scanning pallet（3）And pedestal（4）.Light transmittance sensitive scanning apparatus control system includes limiter（8）, driving stepper motor equipment（12）, controller（9）, signal generator（10）, data collecting card（15）, starting switch（11）And computer（14）.The device utilizes near infrared light technology for detection heavy fuel oil-proofness, has the advantages of accuracy height, good reliability, applicability is good, detection time is short, economical.
Description
Technical field
The utility model belongs to oil product Detection of Stability field, more particularly to a kind of heavy based near infrared light technology
Fuel oil stability detector, available for quick, accurately and reliably detection of heavier fuels oil stability.
Background technology
The stability problem of heavy oil is prevalent in the industries such as communications and transportation, generating, chemical industry, metallurgy, light industry,
Turn into the focus studied both at home and abroad and difficult point.At present, a kind of stability of accurately and reliably method to heavy oil is needed badly
Quantitatively evaluating is carried out, technical support is provided for relevant industries.
Heavy oil it is unstable mainly caused by the flocculation sediment of asphalitine, and asphalitine be then heavy combustion
The component that polarity is most strong in material oil, relative molecular mass is maximum.The flocculation sediment of asphalitine can change the property of heavy oil
And pipeline, filter, burning atomizer etc. are blocked, have a strong impact on its production, processing, accumulating and use.Therefore, recover the oil
Stand, oil plant, ship and heavy oil are both needed to the stability of often test oil product using unit etc., to improve production work
Skill, production efficiency is improved, transports safely and uses.Due to asphalitine it is unstable caused by indirect loss so that associated row
Industry will consume substantial amounts of manpower and materials and be used to launch chemical reagent and oil pipeline is kept certain temperature every year, bring
Up to tens dollars of economic loss.The dispensing of chemical reagent simultaneously can produce a series of accessory problem, and such as equipment is rotten
Erosion and fuel oil combustion degradation etc..
Detection to heavy oil stability at present is mainly based upon asphaltene precipitation point or based on amount of asphaltene precipitation
Detection, but not to the precipitation starting point of asphalitine, flocculation process, precipitation terminating point and fuel oil-proofness with wadding
The research of solidifying settling velocity mapping relations, but this is exactly the key for evaluating heavy fuel oil-proofness.
Near infrared light technology is the phase near infrared spectrum extraction tested substance using appropriate Chemical Physics method
Information is closed, and a kind of quantitative or qualitative analysis technology is carried out to detection material.Using near infrared light to asphalitine flocculation occurs
The heavy oil of precipitation is scanned, and establishes asphalitine flocculation sediment process and the mapping relations of light transmittance change, and utilize
The standard deviation value of Multiple-Scan process average light transmittance realizes the quantization assessment of heavy fuel oil-proofness.
The content of the invention
The problem of the purpose of this utility model is aiming at heavy oil Detection of Stability, propose that one kind is based on near-infrared
The heavy oil stability detector of light technology, can realize it is quick, accurately and reliably evaluate heavy fuel oil-proofness
Function.
Heavy oil stability detector based near infrared light technology is to refer to ASTM D7061-06 standards
On the basis of be designed exploitation, in order to realize the purpose of above-mentioned utility model, the utility model provides a kind of based near
The heavy oil stability detector of infrared light technology, including an at least light transmittance sensitive scanning device, an at least printing opacity
Spend sensitive scanning device workbench and an at least light transmittance sensitive scanning apparatus control system, the light transmittance sensitive scanning dress
Put including an at least near infrared light light source, at least an at least infrared light inducing receiver, one scan test tube and at least stepping electricity
Machine, the light transmittance sensitive scanning device workbench include an at least stand, at least an at least fixture, one scan pallet and extremely
A few pedestal, the light transmittance sensitive scanning apparatus control system includes an at least limiter, an at least driving stepper motor is set
A standby, at least controller, at least a signal generator, at least a data collecting card, at least a starting switch and at least one calculate
Machine.
In certain embodiments, described fixture plays a part of clamping scanning test tube, ensures scanning test tube spatially
With good perpendicularity；Described near infrared light light source and infrared light receiver are placed in scanning pallet both ends, and it follows scanning
Pallet scan up and down, ensures the continuity of transmitted light intensity collection in scanning process；Described stepper motor is fixed on platform
Below frame, screw mandrel and the scanning pallet of stepper motor are bolted, and ensureing the rotation of stepper motor screw mandrel can be converted into
Scan the up and down motion of pallet；Described pedestal is connected with stand, as whole light transmittance sensitive scanning device workbench
Base.
In certain embodiments, the effect of described limiter is to control the scanning distance of the scanning means, described
The effect of controller is the steering and start and stop by stepper motor described in programming Control, so as to control scanning times, described letter
The change that number generator passes through output frequency so that the rotating speed of the stepper motor is controlled, during so as to control single sweep operation
Between, the effect of described data collecting card is the light transmittance light intensity value collected during writing scan, and the number that will be collected
According to described computer is transferred to, the computer exports transmission curve after carrying out data processing by AccessPort software,
And transmission curve and data are analyzed, the standard deviation value of Multiple-Scan process average light transmittance is calculated, so as to quantify
Evaluate the stability of heavy oil.
In certain embodiments, described near infrared light light source is a length of 850nm of near-infrared light waves light emitting diode, red
Outer optical receiver is the reception diode to match near infrared light light source.
In certain embodiments, described stepper motor is the driving stepper motor of screw mandrel.
In certain embodiments, described scanning test tube is screw-cap test tube.
In certain embodiments, the scanning test tube is arranged in pairs or groups with an at least cap test tube, and is suspended on the stand, from
And it ensure that the perpendicularity of the scanning test tube together with the fixture.
The beneficial effects of the utility model are to devise a kind of heavy fuel oil-proofness inspection based near infrared light technology
Device is surveyed, compared to traditional measuring method, the method based near infrared light detecting appraisal asphaltene stability has following excellent
Point.
（1）Accuracy is high.In the case of same operator and equipment, the repeatability error of this method is less than 0.5%.
（2）Good reliability.Because this method is more than being directed to a certain node, but whole process, therefore experimental result is more
Add reliable.
（3）Applicability is good.Optical means based on light transmittance will not change the property and structure of oil product, therefore more objective
See, while this method is simple to operate.
（4）Detection time is short.Once required time is about 15min for this method detection, and the time is shorter.
（5）Economical.Device equipment is easy to get, and Costco Wholesale is relatively low.
Brief description of the drawings
Accompanying drawing 1 is the gantry designs figure according to a preferred embodiment of the present utility model.
Accompanying drawing 2 is the jig Design figure of above preferred embodiment of the present utility model.
Accompanying drawing 3 is the scanning tray design figure of above preferred embodiment of the present utility model.
Accompanying drawing 4 is the abutment design figure of above preferred embodiment of the present utility model.
Accompanying drawing 5 is light transmittance sensitive scanning device workbench installation diagram of the present utility model.
Accompanying drawing 6 is system schematic of the present utility model.
1. stand in figure, 2. fixtures, 3. scanning pallets, 4. pedestals, 5. near infrared light light sources, 6. infrared photoinduction receive
Device, 7. scanning test tubes, 8. limiters, 9. controllers, 10. signal generators, 11. starting switches, 12. driving stepper motors are set
It is standby, 13. stepper motors, 14. computers, 15. data collecting cards.
Embodiment
The utility model is further described with specific embodiment below in conjunction with the accompanying drawings.
It is stable referring to figs. 1 to the heavy oil shown in Fig. 6, disclosed based on a preferred embodiment of the present utility model
Property detection means, the heavy oil stability detector is to be based near infrared light technology.
Specifically, the heavy oil stability detector includes light transmittance sensitive scanning device, light transmittance senses
Scanning means workbench and light transmittance sensitive scanning apparatus control system three parts.Light transmittance sensitive scanning device workbench
Workbench is provided for light transmittance sensitive scanning device, and light transmittance sensitive scanning apparatus control system realizes light transmittance sense
Answer the function of scanning up and down and gather transmission data of scanning means.
More specifically, the light transmittance sensitive scanning device includes a near infrared light light source（5）, an infrared photoinduction receives
Device（6）, one scan test tube（7）With a stepper motor（13）.The near infrared light light source（5）With the infrared light inducing receiver
（6）It is mutually matched, the infrared light inducing receiver（6）Receive the near infrared light light source（5）The near infrared light of transmitting,
They are in the stepper motor（13）In the presence of to the scanning test tube（7）Scan up and down.The light transmittance sensing is swept
Imaging apparatus workbench includes a stand（1）, a fixture（2）, one scan pallet（3）With a pedestal（4）.The fixture（2）Quilt
It is connected to the stand（1）, both cooperate and play a part of holding test tubes, the scanning pallet（3）It is connected to institute
State stand（1）, the scanning pallet（3）Relative to the stand（1）Move up and down, the pedestal（4）It is connected to described
Stand（1）, the base as the whole light transmittance sensitive scanning device workbench.The light transmittance sensitive scanning device control
System processed includes a limiter（8）, a driving stepper motor equipment（12）, a controller（9）, a signal generator（10）, one
Data collecting card（15）, a starting switch（11）With a computer（14）.Above-mentioned part is connected by wire, is together constituted
Luminosity induction scanning means control system.
As shown in Figure 5 and Figure 6, special feature is：Described fixture（2）Play clamping scanning test tube（7）Effect, ensure
The scanning test tube（7）Spatially there is good perpendicularity；Described near infrared light light source（5）With the infrared light-receiving
Device（6）It is arranged at the scanning pallet（3）Both ends, it follows the scanning pallet（3）Scan up and down, ensure scanning
During transmitted light intensity collection continuity；Described stepper motor（13）It is fixed in the stand（1）Lower section, the step
Stepper motor（13）A screw mandrel and the scanning pallet（3）It is bolted, ensures the stepper motor（13）The silk
The rotation of bar can be converted into the scanning pallet（3）Up and down motion；Described pedestal（4）It is connected to the stand（1）,
Base as the whole light transmittance sensitive scanning device workbench.
As shown in fig. 6, special feature is：Described limiter（8）Effect be control light transmittance sensitive scanning dress
The scanning distance put.Described controller（9）Effect be by stepper motor described in programming Control（13）Steering and start and stop,
So as to control scanning times.Described signal generator（10）Pass through the change of output frequency so that the stepper motor（13）
Rotating speed controlled, so as to control the single sweep operation time.Described starting switch（11）Control whole light transmittance sensitive scanning
The start and stop of apparatus control system.Described driving stepper motor equipment（12）The described stepper motor of driving（13）Rotate.It is described
Data collecting card（15）Effect be the light transmittance light intensity value collected during writing scan, and the data collected are passed
It is defeated by described computer（14）.Computer（14）Transmission curve is exported after carrying out data processing by AccessPort software,
And transmission curve and data are analyzed, the standard deviation value of Multiple-Scan process average light transmittance is calculated, so as to quantify
Evaluate the stability of heavy oil.
It is noted that described near infrared light light source（5）It is a length of 850nm of near-infrared light waves light emitting diode,
Infrared light inducing receiver（6）It is and near infrared light light source（5）The reception diode to match.
Described stepper motor（13）For the driving stepper motor of screw mandrel.
Described scanning test tube（7）For screw-cap test tube.Scan test tube（7）The reason for making screw socket is that it can take with cap test tube
Match somebody with somebody, and suspension and stand（1）On, and fixture（2）The effect for ensureing test tube perpendicularity is served together.
It will be appreciated by those skilled in the art that " one " in the utility model is not the restriction for quantity,
It is defined as " at least one ", one or more can be included, the utility model is not limited thereto in this regard.
The effect one of described light transmittance sensitive scanning apparatus control system be control scanning process in sweep time, sweep
Distance and scanning times are retouched, second, the light transmittance parameter received during writing scan and drawing transmission curve.Light transmittance
Curve establishes light transmittance change and the mapping relations of asphalitine flocculation sediment speed, so as to as the steady of evaluation heavy oil
Qualitatively foundation.
Claims (7)
- A kind of 1. heavy oil stability detector based near infrared light technology, it is characterised in that：It is saturating including at least one Luminosity induction scanning means, at least a light transmittance sensitive scanning device workbench and at least a light transmittance sensitive scanning device control System processed, the light transmittance sensitive scanning device include an at least near infrared light light source（5）, an at least infrared light inducing receiver （6）, at least one scan test tube（7）An at least stepper motor（13）, the light transmittance sensitive scanning device workbench includes An at least stand（1）, an at least fixture（2）, at least one scan pallet（3）An at least pedestal（4）, the light transmittance, which senses, sweeps Imaging apparatus control system includes an at least limiter（8）, an at least driving stepper motor equipment（12）, an at least controller（9）、 An at least signal generator（10）, an at least data collecting card（15）, an at least starting switch（11）An at least computer （14）.
- 2. the heavy oil stability detector according to claim 1 based near infrared light technology, wherein described Fixture（2）Play the clamping scanning test tube（7）Effect, ensure the scanning test tube（7）Spatially have well Perpendicularity；Described near infrared light light source（5）An at least infrared light receiver（6）It is arranged at the scanning pallet（3）'s Both ends, it follows the scanning pallet（3）Scan up and down, ensure the continuity of transmitted light intensity collection in scanning process； Described stepper motor（13）It is fixed in the stand（1）Lower section, an at least screw mandrel and the scanning of the stepper motor Pallet（3）It is bolted, the scanning pallet can be converted into by ensureing the rotation of the screw mandrel of the stepper motor Move up and down；Described pedestal（4）It is connected to the stand（1）, as whole light transmittance sensitive scanning device workbench Base.
- 3. the heavy oil stability detector according to claim 1 based near infrared light technology, wherein described Limiter（8）Effect be to control the scanning distance of the scanning means, described controller（9）Effect be to pass through programming The steering and start and stop of the stepper motor are controlled, so as to control scanning times, described signal generator（10）By exporting frequency The change of rate so that the rotating speed of the stepper motor is controlled, so as to control single sweep operation time, described data collecting card （15）Effect be the light transmittance light intensity value collected during writing scan, and the data collected are transferred to described meter Calculation machine（14）, the computer（14）Transmission curve is exported after carrying out data processing by AccessPort software, and to printing opacity Write music line and data are analyzed, calculate the standard deviation value of Multiple-Scan process average light transmittance, so as to quantization assessment heavy The stability of fuel oil.
- 4. the heavy oil stability detector according to claim 1 based near infrared light technology, wherein described Near infrared light light source（5）It is a length of 850nm of near-infrared light waves light emitting diode, the infrared light inducing receiver（6）Be with Near infrared light light source（5）The reception diode to match.
- 5. the heavy oil stability detector according to claim 1 based near infrared light technology, wherein described Stepper motor（13）For the driving stepper motor of screw mandrel.
- 6. the heavy oil stability detector according to claim 1 based near infrared light technology, wherein described Scan test tube（7）For screw-cap test tube.
- 7. the heavy oil stability detector according to claim 6 based near infrared light technology, wherein described Scan test tube（7）Arranged in pairs or groups with an at least cap test tube, and be suspended in the stand（1）On, so that and the fixture（2）Protect together The scanning test tube is demonstrate,proved（7）Perpendicularity.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720284204.1U CN206638583U (en) | 2017-03-22 | 2017-03-22 | A kind of heavy oil stability detector based near infrared light technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720284204.1U CN206638583U (en) | 2017-03-22 | 2017-03-22 | A kind of heavy oil stability detector based near infrared light technology |
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| CN206638583U true CN206638583U (en) | 2017-11-14 |
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| CN201720284204.1U Expired - Fee Related CN206638583U (en) | 2017-03-22 | 2017-03-22 | A kind of heavy oil stability detector based near infrared light technology |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020047632A1 (en) * | 2018-09-06 | 2020-03-12 | Petróleo Brasileiro S.A. - Petrobras | Device and method for studying the behaviour of fluid sample phases of fossil origin |
| CN111115028A (en) * | 2019-12-17 | 2020-05-08 | 山东交通学院 | Continuous feeding device for paint detection |
| CN112098331A (en) * | 2020-09-23 | 2020-12-18 | 上海海事大学 | Fuel oil transmittance induction scanning system and testing method thereof |
-
2017
- 2017-03-22 CN CN201720284204.1U patent/CN206638583U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2020047632A1 (en) * | 2018-09-06 | 2020-03-12 | Petróleo Brasileiro S.A. - Petrobras | Device and method for studying the behaviour of fluid sample phases of fossil origin |
| CN111115028A (en) * | 2019-12-17 | 2020-05-08 | 山东交通学院 | Continuous feeding device for paint detection |
| CN112098331A (en) * | 2020-09-23 | 2020-12-18 | 上海海事大学 | Fuel oil transmittance induction scanning system and testing method thereof |
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Granted publication date: 20171114 Termination date: 20200322 |