CN201194009Y - Accelerated storage test apparatus for jet fuel anti-oxidant performance evaluation - Google Patents
Accelerated storage test apparatus for jet fuel anti-oxidant performance evaluation Download PDFInfo
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- CN201194009Y CN201194009Y CNU2008200807275U CN200820080727U CN201194009Y CN 201194009 Y CN201194009 Y CN 201194009Y CN U2008200807275 U CNU2008200807275 U CN U2008200807275U CN 200820080727 U CN200820080727 U CN 200820080727U CN 201194009 Y CN201194009 Y CN 201194009Y
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Abstract
The utility mode discloses an acceleration storage test apparatus used in antioxidant performance evaluation for solving the problem of no special storage test apparatus for jet fuel antioxidant performance evaluation in current technologies. The apparatus comprises a cylinder for containing sample oil, a cap for covering the open end of the cylinder, a seal ring disposed between the cylinder and the cap, a mechanical construction which fixes the cap to the cylinder, and a pipeline. One end of the pipeline is jointed with the cap in air-tightness permanent connection while connected with the inner side of the cylinder, the other end is jointed with a gas cylinder in dismountable connection, and the middle of the which is disposed with a control valve. The apparatus in the utility model achieves the advantages of short test period, high efficiency, simple structure and low cost.
Description
Technical field
The utility model belongs to petrochemicals performance test apparatus field, particularly a kind of acceleration storage test device that is used for the anti-oxidant performance evaluation.
Background technology
Add antioxidant in the jet fuel and have crucial meaning, stable, the engine reliable mission life and the flight safety of the performance quality of antioxidant and fuel oil quality are closely bound up.But in research of jet fuel anti-oxidant performance and prescription screening process, still there is not the suitable dedicated storage test unit that is used for the evaluation of jet fuel anti-oxidant performance at present.Usually the method that is adopted is the reservoir bottle that holds the jet fuel that has antioxidant to be put into 43 ℃ of constant temperature ovens store 3 months after half a year, takes out the mensuration that sample carries out correlated performance.This method sluggish, test period are long, can't in time obtain measurement result as required, can not satisfy refinery and jet fuel and use department's quality inspection request for utilization.
The utility model content
In order to overcome the defective that is used for anti-oxidant performance evaluation in the prior art and exists when carrying out storage test, the utility model provides a kind of acceleration storage test device that is used for the anti-oxidant performance evaluation, the required cycle of the storage test that utilizes this device to carry out is short, efficient is high, and simple in structure, cost is low.
Technical scheme:
The acceleration storage test device that is used for jet fuel anti-oxidant performance evaluation comprises the cylinder body of splendid attire oil sample, covers the cylinder cap of cylinder body openend, is lined with O-ring seal between cylinder body and cylinder cap, and cylinder body and cylinder cap are fastened together by physical construction; Also comprise a pipeline, described pipeline one end is fixedlyed connected with the cylinder cap impermeability and is connected with cylinder interior, and the described pipeline other end and gas cylinder removably connect, and the pipeline stage casing is provided with by-pass valve control.
Also comprise another pipeline, described pipeline one end is fixedlyed connected with the cylinder cap impermeability and is connected with cylinder interior, is provided with by-pass valve control near pipeline other end place.
The threaded hole of above-mentioned physical construction some symmetrical distributions that to be cylinder body and cylinder cap be provided with respectively in axial corresponding position, and with cylinder body and cylinder cap by the corresponding close-connected fastening bolt of threaded hole.
Described cylinder interior is provided with the lubricating cup of a splendid attire oil sample, and the rim of a cup of described lubricating cup is towards the cylinder body openend.
The rim of a cup edge of described lubricating cup is provided with an oil outlet.
Also comprise the oil cup cap that covers the lubricating cup rim of a cup, described oil cup cap covers rim of a cup and exposes oil outlet.
The material of the material of above-mentioned cylinder body, cylinder cap, lubricating cup, oil cup cap and pipeline in the time of 100 ℃, bearing 690kPa pressure at least.
Technique effect:
The utility model is at the cylinder body of splendid attire oil sample and cover between the cylinder cap of cylinder body openend and be lined with O-ring seal, and cylinder body and cylinder cap be fastened together by physical construction, thereby has guaranteed between cylinder body and cylinder cap can not exist the space to make the gas leakage for impermeability is connected.The utility model also comprises a pipeline, and this pipeline one end is fixedlyed connected with the cylinder cap impermeability and is connected with cylinder interior, can be to inflating or emit the gas in the cylinder body in the cylinder body by this pipeline.The pipeline stage casing is provided with by-pass valve control, and when by-pass valve control was closed, pipeline inside was connected and is isolated from the outside between cylinder interior and cylinder cap and by-pass valve control, and when by-pass valve control was opened, cylinder interior was connected by pipeline with the external world.The described pipeline other end and gas cylinder removably connect, and in the time of need inflating in cylinder body, the pipeline other end are linked to each other with gas cylinder, during gas or before gas replenishment process finishes cylinder body put into constant temperature oven, the pipeline other end are connected with the gas cylinder disconnection in needs are emitted cylinder body.When pipeline is connected with gas cylinder, when by-pass valve control is opened, to inflating in the cylinder body, when reaching certain air pressure, closing control valve, disconnecting and to be connected with gas cylinder, is that the acceleration storage test device of high pressure conditions is put into constant temperature oven with inside, and oil sample is accelerated oxidation under high oxygen pressure, high state of temperature.Therefore, the utility model has shortened the test period greatly, has improved work efficiency.Test finishes, and opens by-pass valve control and emits gases at high pressure.
Preferably, fixedly connected another pipeline of impermeability is exclusively used in the gas of emitting cylinder interior on cylinder cap, makes inflation in the cylinder body is passed through different pipelines with exhaust.Avoided promptly inflating and exhaust the defective that causes pipeline to be connected repeatedly, to disconnect with gas cylinder by same pipeline.After adopting two pipelines, only need before handle assembly is put into constant temperature oven, disconnect pipeline and get final product with being connected of gas cylinder.
Can be in the cylinder body direct splendid attire oil sample, but a lubricating cup is set, splendid attire oil sample in lubricating cup in cylinder body.Come the splendid attire oil sample by the lubricating cup that holds, cylinder body does not directly contact with oil sample, has reduced the pollution of oil sample to inner surface of cylinder block, is convenient to clean.
Rim of a cup edge at lubricating cup is provided with an oil outlet, is beneficial to toppling over of sample.Cover oil cup cap taking out of on the rim of a cup of oil nozzle, the inside and outside gas of lubricating cup is connected by oil outlet.In the process of the test, oil sample steam condenses on oil cup cap, and part is stayed on the oil cup cap, and part is returned in the lubricating cup, has reduced the pollution of sample to cylinder body and cylinder cap inside surface greatly.
Description of drawings
Fig. 1 is used for the cross-sectional schematic of the acceleration storage test device of jet fuel anti-oxidant performance evaluation for the utility model;
Fig. 2 is used for the schematic top plan view of cylinder cap of the acceleration storage test device of jet fuel anti-oxidant performance evaluation for the utility model.
Each label lists as follows among the figure:
1, cylinder body, 2, lubricating cup, 3, O-ring seal, 4, cylinder cap, 5, pipeline, 6, by-pass valve control, 7, threaded hole, 8, fastening bolt, 9, oil cup cap.
Embodiment
Below in conjunction with accompanying drawing the technical solution of the utility model is described in further detail.
As depicted in figs. 1 and 2, the acceleration storage test device that is used for the evaluation of jet fuel anti-oxidant performance for the utility model, comprise cylinder block 1, cover the cylinder cap 4 of cylinder body openend, 4 of cylinder body 1 and cylinder caps are lined with O-ring seal 3, cylinder body 1 and cylinder cap 4 are provided with the threaded hole 7 of 8 symmetrical distributions in axial corresponding position, and with cylinder body 1 and cylinder cap 4 by threaded hole 7 close-connected fastening bolts 8, thereby guaranteed 4 of cylinder body 1 and cylinder caps for impermeability is connected, can not exist the space that gas is leaked.
Also comprise a pipeline 5, described pipeline 5 one ends are connected with cylinder cap 4 welding and with cylinder body 1 inside, described pipeline 5 other ends connect gas cylinder when inflation, pipeline 5 stage casings are provided with by-pass valve control 6, during by-pass valve control 6 closures, 6 pipeline inside of cylinder body 1 inside and cylinder cap 4 and by-pass valve control are connected and are isolated from the outside.
For the durability of experimental safe and consideration test unit, the material of the material of above-mentioned cylinder body 1, cylinder cap 4, lubricating cup 2, oil cup cap 9 and pipeline 5 in the time of 100 ℃, bearing 690kPa pressure at least.
The inside surface of above-mentioned cylinder body 1 and cylinder cap 4 all should have high smooth finish, and promptly surfaceness is not more than 0.05 μ m, is beneficial to the cleaning of test back test unit.
Above-mentioned by-pass valve control can be selected manual ball valve, needle valve or other similar valves for use, as long as make things convenient for opening and closing, and the cylinder body sealing is got final product.
See figures.1.and.2, the course of work of acceleration storage test device that is used for jet fuel anti-oxidant performance evaluation is as follows: lubricating cup 2 is put into cylinder body 1, add the jet fuel sample that adds antioxidant to be measured, cover oil cup cap 9, put O-ring seal 3 well, cover cylinder cap 4, tighten fastening bolt 8.One end of pipeline 5 and cylinder cap 4 weld and are connected with cylinder body 1 inside, and the other end of pipeline 5 connects gas cylinder, and the pipeline stage casing is provided with by-pass valve control 6.Open by-pass valve control 6, in cylinder body, feed gas cylinder inner high voltage air after a period of time, closing control valve 6; Pipeline 5 and gas cylinder are disconnected, open by-pass valve control 6, slowly emit cylinder body inner high voltage gas, certainly, can also carry out gas washing repeatedly as required to wash away in the cylinder body closing control valve 6 behind original air; Pipeline 5 is linked to each other with gas cylinder again, open by-pass valve control 6, feed bottle inner high voltage air to 345kPa in cylinder body 1, closing control valve 6 disconnects pipeline 5 and gas cylinder; Then the whole test device is put into 100 ℃ of constant temperature ovens and quickened storage test.Oil sample is after accelerated oxidation, and the content that can be by measuring superoxide in the oil sample or the content of adhesiveness insolubles are evaluated the quality of its anti-oxidant performance.Generally speaking, under 345kPa, in 100 ℃ of constant temperature ovens, store the content that to measure superoxide in 96 hours, also can get 1 oil sample at interval in 24 hours and detect peroxide level.Need store the long relatively time if will measure the content of adhesiveness insolubles.
Except that this embodiment 1, pipeline can be 2 pipelines, i.e. inflation line and gas relief line, and corresponding every pipeline is provided with by-pass valve control, and inflation line is exclusively used in and charges into gases at high pressure, and gas relief line is exclusively used in emits gas in the cylinder body.Article two, pipeline one end is connected with the cylinder cap welding and with cylinder interior respectively, and wherein the other end of inflation line and gas cylinder removably connect, and the other end of gas relief line does not have any connection, is connected with atmosphere.Before the test, two by-pass valve controls of two pipelines all are closed condition, during test, at first open the by-pass valve control of inflation line, feed gas cylinder inner high voltage air after a period of time in cylinder body, close the by-pass valve control of inflation line; Open the by-pass valve control of gas relief line, slowly emit gas in the cylinder body, wash away original air in the cylinder body, close the by-pass valve control of gas relief line; Open the by-pass valve control of inflation line again, in cylinder body, feed gas cylinder inner high voltage air, close the by-pass valve control of inflation line and inflation line is connected with the gas cylinder disconnection, then whole device is put into 100 ℃ of constant temperature ovens and quickened storage test to 345kPa.
For the durability of experimental safe and consideration test unit, the material of the material of the cylinder body in the present embodiment, cylinder cap, lubricating cup, oil cup cap and 2 pipelines in the time of 100 ℃, bearing 690kPa pressure at least.
Except that this embodiment, being fastenedly connected between cylinder body and cylinder cap is not limited to being fastenedly connected by 8 fastening bolts, can also not exist the space that gas is leaked between cylinder body and cylinder cap as long as can make for the fastening bolt by other quantity, trip bolt etc. are fastenedly connected.
Except that this embodiment, the capacity of lubricating cup is not limited to 300ml, as long as the use amount during the enough subsequent measurements of sample size.
Should be pointed out that the above embodiment can make those skilled in the art more fully understand the utility model, but limit the utility model never in any form.Therefore, although this instructions has been described in detail the utility model with reference to drawings and Examples,, it will be appreciated by those skilled in the art that still and can make amendment or be equal to replacement the utility model; And all do not break away from the technical scheme and the improvement thereof of spirit and scope of the present utility model, and it all should be encompassed in the middle of the protection domain of the utility model patent.
Claims (7)
1. one kind is used for the acceleration storage test device that the jet fuel anti-oxidant performance is evaluated, the cylinder body that comprises the splendid attire oil sample, the cylinder cap of covering cylinder body openend is characterized in that, be lined with O-ring seal between cylinder body and cylinder cap, and cylinder body and cylinder cap are fastened together by physical construction; Also comprise a pipeline, described pipeline one end is fixedlyed connected with the cylinder cap impermeability and is connected with cylinder interior, and the described pipeline other end and gas cylinder removably connect, and the pipeline stage casing is provided with by-pass valve control.
2. a kind of acceleration storage test device that is used for the evaluation of jet fuel anti-oxidant performance according to claim 1, it is characterized in that, also comprise another pipeline, described pipeline one end is fixedlyed connected with the cylinder cap impermeability and is connected with cylinder interior, is provided with by-pass valve control near pipeline other end place.
3. a kind of acceleration storage test device that is used for the evaluation of jet fuel anti-oxidant performance according to claim 1 and 2, it is characterized in that, the threaded hole of described physical construction some symmetrical distributions that to be cylinder body and cylinder cap be provided with respectively in axial corresponding position, and with cylinder body and cylinder cap by the corresponding close-connected fastening bolt of threaded hole.
4. a kind of acceleration storage test device that is used for the evaluation of jet fuel anti-oxidant performance according to claim 1 and 2 is characterized in that described cylinder interior is provided with the lubricating cup of a splendid attire oil sample, and the rim of a cup of described lubricating cup is towards the cylinder body openend.
5. a kind of acceleration storage test device that is used for the evaluation of jet fuel anti-oxidant performance according to claim 4 is characterized in that the rim of a cup edge of described lubricating cup is provided with an oil outlet.
6. a kind of acceleration storage test device that is used for the evaluation of jet fuel anti-oxidant performance according to claim 5 is characterized in that also comprise the oil cup cap that covers the lubricating cup rim of a cup, described oil cup cap covers rim of a cup and exposes oil outlet.
7. a kind of acceleration storage test device that is used for the evaluation of jet fuel anti-oxidant performance according to claim 6, it is characterized in that the material of the material of described cylinder body, cylinder cap, lubricating cup, oil cup cap and pipeline in the time of 100 ℃, bearing 690kPa pressure at least.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200807275U CN201194009Y (en) | 2008-05-21 | 2008-05-21 | Accelerated storage test apparatus for jet fuel anti-oxidant performance evaluation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200807275U CN201194009Y (en) | 2008-05-21 | 2008-05-21 | Accelerated storage test apparatus for jet fuel anti-oxidant performance evaluation |
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| CN201194009Y true CN201194009Y (en) | 2009-02-11 |
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| Application Number | Title | Priority Date | Filing Date |
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| CNU2008200807275U Expired - Fee Related CN201194009Y (en) | 2008-05-21 | 2008-05-21 | Accelerated storage test apparatus for jet fuel anti-oxidant performance evaluation |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2519680C1 (en) * | 2013-04-12 | 2014-06-20 | Федеральное автономное учреждение "25 Государственный научно-исследовательский институт химмотологии Министерства обороны Российской Федерации" | Determination of antioxidant content in aircraft kerosene |
| CN108763842A (en) * | 2018-07-27 | 2018-11-06 | 中国兵器工业第五九研究所 | Humiture based on string function couples accelerated storage test model building method |
-
2008
- 2008-05-21 CN CNU2008200807275U patent/CN201194009Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2519680C1 (en) * | 2013-04-12 | 2014-06-20 | Федеральное автономное учреждение "25 Государственный научно-исследовательский институт химмотологии Министерства обороны Российской Федерации" | Determination of antioxidant content in aircraft kerosene |
| CN108763842A (en) * | 2018-07-27 | 2018-11-06 | 中国兵器工业第五九研究所 | Humiture based on string function couples accelerated storage test model building method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20090211 |