CN107632142A - A kind of simple controllable assay method of contaminated by diesel oil thing - Google Patents
A kind of simple controllable assay method of contaminated by diesel oil thing Download PDFInfo
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- CN107632142A CN107632142A CN201710869085.0A CN201710869085A CN107632142A CN 107632142 A CN107632142 A CN 107632142A CN 201710869085 A CN201710869085 A CN 201710869085A CN 107632142 A CN107632142 A CN 107632142A
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Abstract
The invention discloses a kind of contaminated by diesel oil thing simply controllable assay method, including step：One workbench is set, diesel oil analyzer is set on workbench, places mouth, places and oil pumping bottle, surge flask is set on mouth, pumping, sequentially pipeline connects for bottle, surge flask, diesel oil analyzer, vacuum pumping pump, place mouth bottom and heater, heater connection thermostat are set, thermostat is connected with timer；Start vavuum pump and carry out airtight test；Parameter is penetrated, starts heater, temperature stabilization, is again started up vacuum pumping pump, side data；Change parameter and survey some groups of data again, calculate.A kind of simple controllable assay method of contaminated by diesel oil thing of the present invention, increased using the saturated vapour pressure of oil product after temperature change, so that quick detection after the oil product extraction of evaporation, temperature, pressure easily adjust stabilization, multi-group data is conveniently measured, the impurity content numerical value for detecting to obtain is accurate.
Description
Technical field
The present invention relates to oil product detection field, more particularly to a kind of simple controllable assay method of contaminated by diesel oil thing.
Background technology
Gasoline, kerosene, diesel oil, lubricating oil all involve the problem of oil product, and oil quality is directly connected to the vehicle of military service
Or work use, the service condition of farm machinery and the situation that discharges pollutants.Pollutant in oil product is more, mainly containing N, S, P
Organic heterocyclic hydrocarbon derivative, oxide or other non-oil ingredient hydrocarbon derivatives；Mainly include sulfide, nitrosation
Thing, oxide etc., also moisture content index.This foreign-matter contamination easily causes catalyst poisoning, fuel oil incomplete combustion, print
Hair mechanical wear causes mechanical breakdown.Wherein diesel oil is heavy oil with respect to gasoline（Carbon number about 10~22）, its pollutant is not only
May there are volatile component, also higher boiling components, it is difficult to handle.
The assay method of contaminated by diesel oil thing at present, experiment etc. after mainly having Instrumental Analysis or extracting, because of component in diesel oil
It is complex, if the control of the condition such as temperature, pressure, time is not good enough, measurement can be caused inaccurate.It is a kind of easy, controllable
Contaminated by diesel oil thing assay method be there is an urgent need to.
The content of the invention
It is an object of the invention to provide a kind of simple controllable assay method of contaminated by diesel oil thing, it is truly realized simple, controllable
The pollutant in diesel oil is measured, to overcome problems of the prior art.
In order to realize the above object the technical scheme is that：
A kind of simple controllable assay method of contaminated by diesel oil thing, comprises the following steps：
（1）, a workbench is set, diesel oil analyzer is set on workbench, places mouth, places and oil pumping bottle, surge flask is set on mouth,
Bottle of pumping connects surge flask with pipeline, and surge flask connects diesel oil analyzer with pipeline, and surge flask and oil pumping bottle are cleaned, emptied,
Diesel oil analyzer introduction pipe connects vacuum pumping pump, places mouth bottom and sets heater, heater connection thermostat, temperature control
Device is connected with timer, and thermostat, heater electrically connect with the controller in diesel oil analyzer；
（2）, start vacuum pumping pump, each several part of pipeline connection is vacuumized, carries out airtight test, after qualified, from bottle of pumping
The seal on top is rapidly injected diesel oil, then shuts oil pumping bottle top；
（3）, temperature and pressure parameter as needed, temperature parameter can use when being higher than room temperature, first start heater, this time control
Device control thermostat processed and timer effect, make temperature reach stabilization after target temperature, are again started up vacuum pumping pump, are drawn into true
Reciprocal of duty cycle and the pressure parameter needed are corresponding consistent, and the diesel fuel temperature and pressure now evaporated are constant, needed for the measurement of diesel oil analyzer
Parameter, measure one group of data；
（4）, change one group of temperature and pressure parameter, repeat step（3）Several times, some groups of group data are measured, are calculated, analysis obtains
As a result.
Preferably, step（3）、（4）In, the data measured survey the pressure-dependent data of parameter including at least 5 groups,
At least 3 groups are surveyed the data that parameter varies with temperature.The method of this gathered data is comprehensive, scientifical.
Preferably, the vacuum pumping pump is rotary-vane vaccum pump.The convenient operation of sliding vane rotary vacuum pump, effect are powerful, easily
Obtain XHV degree and adjustable range.
Preferably, vacuum ranges 10kPa ~ 5Pa of the vacuum pumping pump.This scope for the system it is enough with and into
This is relatively low.
Preferably, gross contamination thing content is 2.5mg/kg~50mg/kg in the diesel oil of the diesel oil analysis-e/or determining.Bavin
The pollutant load scope of oil analysis crosses percentage level from thousand classifications, and scope is larger.
Preferably, step（3）、（4）In, it is necessary to temperature parameter scope be 0 ~ 65 DEG C.Temperature parameter scope makes its inspection
It is big to survey scope.
Further, the kinematic viscosity range of diesel oil is detected in 2 ~ 8mm2/s.Kinematic viscosity shows that its temperature range is corresponding
Viscosity, scope is wide.
The beneficial effects of the present invention are：The simple controllable assay method of contaminated by diesel oil thing of the present invention, step clearly, measure
Accurately.Sliding vane rotary vacuum pump extracts efficient；Temperature, pressure, viscosity, pollutant load scope are big, and it is wide can to survey diesel fuel oil scope；Control
The heater that warm device and timer are detected diesel oil to heating forms reliable and stable regulation.A kind of contaminated by diesel oil of the present invention
The simple controllable assay method of thing, increased using the saturated vapour pressure of oil product after temperature change, so that after the oil product of evaporation is extracted out
Quick detection, temperature, pressure easily adjust stabilization, conveniently measure multi-group data, the impurity content numerical value for detecting to obtain is accurate.
Brief description of the drawings
Fig. 1 is the structural representation the present embodiments relate to device.
In figure：1- workbench, 11- diesel oil analyzers, 2- vacuum pumping pumps, 3- oil pumping bottles, 4- surge flasks, 5- pipelines, 6- add
Thermal, 7- thermostats, 8- timers, 9- controllers.
Embodiment
In order to illustrate more clearly of the embodiment of the present application or technical scheme of the prior art, letter will be made to embodiment below
Singly introduce.
Such as Fig. 1, a kind of simple controllable assay method of contaminated by diesel oil thing, comprise the following steps：
（1）, a workbench 1 is set, diesel oil analyzer 11 is set on workbench, places mouth 12, placing mouth 12 has two, places
Oil pumping bottle 3, surge flask 4 are set on mouth 12, and oil pumping bottle 3 connects surge flask 4 with pipeline 5, and surge flask 4 is with the connection diesel oil point of pipeline 5
Analyzer 11, surge flask 4 and oil pumping bottle 3 are cleaned, emptied, and the introduction pipe 5 of diesel oil analyzer 11 connection vacuum pumping pump 2, place mouth
12 bottoms set heater 6, and heater 6 connects thermostat 7, and thermostat 7 is connected with timer 8, thermostat 7, heater 6
Electrically connected with the controller 9 in diesel oil analyzer 11；The vacuum pumping pump is rotary-vane vaccum pump；
（2）, start vacuum pumping pump 2, each several part connected to pipeline 5 vacuumizes, carries out airtight test, after qualified, from oil pumping
The seal 31 on 3 tops of bottle is rapidly injected diesel oil, then shuts oil pumping bottle 3 top；
（3）, temperature and pressure parameter as needed, temperature parameter can use when being higher than room temperature, first start heater 6, now
Controller 9 controls thermostat 7 and timer 8 to act on, and temperature is reached stabilization after target temperature, is again started up vacuum pumping pump 2, takes out
It is corresponding consistent with the pressure parameter needed to get vacuum, and the diesel fuel temperature and pressure now evaporated are constant, and diesel oil analyzer is surveyed
Parameter needed for amount, measure one group of data；The temperature parameter scope needed is 0 ~ 65 DEG C；
（4）, change one group of temperature and pressure parameter, repeat step（3）Several times, some groups of group data are measured, are calculated, analysis obtains
As a result, the data that upper step and this pacing obtain survey the pressure-dependent data of parameter including at least 5 groups, and at least 3 groups are surveyed ginseng
The data that number varies with temperature.
Preferably, vacuum ranges 10kPa ~ 5Pa of the vacuum pumping pump 2.
Further, gross contamination thing content is 2.5mg/kg~50mg/kg in the diesel oil of the diesel oil analysis-e/or determining.
Further, the kinematic viscosity range of diesel oil is detected in 2 ~ 8mm2/s。
Above example is only illustrating the preferred technical solution of the present invention, it is noted that for the general of the art
For logical technical staff, under the premise without departing from the principles of the invention, some improvement made or equivalent substitution, this is accordingly to be regarded as
The protection domain of invention, it should cover in scope of the presently claimed invention.
Claims (7)
1. the simple controllable assay method of a kind of contaminated by diesel oil thing, it is characterised in that comprise the following steps：
（1）, a workbench is set, diesel oil analyzer is set on workbench, places mouth, places and oil pumping bottle, surge flask is set on mouth,
Bottle of pumping connects surge flask with pipeline, and surge flask connects diesel oil analyzer with pipeline, and surge flask and oil pumping bottle are cleaned, emptied,
Diesel oil analyzer introduction pipe connects vacuum pumping pump, places mouth bottom and sets heater, heater connection thermostat, temperature control
Device is connected with timer, and thermostat, heater electrically connect with the controller in diesel oil analyzer；
（2）, start vacuum pumping pump, each several part of pipeline connection is vacuumized, carries out airtight test, after qualified, from bottle of pumping
The seal on top is rapidly injected diesel oil, then shuts oil pumping bottle top；
（3）, temperature and pressure parameter as needed, temperature parameter can use when being higher than room temperature, first start heater, this time control
Device control thermostat processed and timer effect, make temperature reach stabilization after target temperature, are again started up vacuum pumping pump, are drawn into true
Reciprocal of duty cycle and the pressure parameter needed are corresponding consistent, and the diesel fuel temperature and pressure now evaporated are constant, needed for the measurement of diesel oil analyzer
Parameter, measure one group of data；
（4）, change one group of temperature and pressure parameter, repeat step（3）Several times, some groups of group data are measured, are calculated, analysis obtains
As a result.
A kind of 2. simple controllable assay method of contaminated by diesel oil thing according to claim 1, it is characterised in that step（3）、
（4）In, the data measured survey the pressure-dependent data of parameter including at least 5 groups, and at least 3 groups are surveyed parameter and become with temperature
The data of change.
3. the simple controllable assay method of a kind of contaminated by diesel oil thing according to claim 1, it is characterised in that described to vacuumize
Pump is rotary-vane vaccum pump.
4. the simple controllable assay method of a kind of contaminated by diesel oil thing according to claim 3, it is characterised in that described to vacuumize
Vacuum ranges 10kPa ~ 5Pa of pump.
A kind of 5. simple controllable assay method of contaminated by diesel oil thing according to claim 1, it is characterised in that the diesel oil point
Gross contamination thing content is 2.5mg/kg~50mg/kg in the diesel oil of analyzer measure.
A kind of 6. simple controllable assay method of contaminated by diesel oil thing according to claim 1, it is characterised in that step（3）、
（4）In, it is necessary to temperature parameter scope be 0 ~ 65 DEG C.
7. the simple controllable assay method of a kind of contaminated by diesel oil thing according to claim 6, it is characterised in that be detected diesel oil
Kinematic viscosity range in 2 ~ 8mm2/s。
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710869085.0A CN107632142A (en) | 2017-09-22 | 2017-09-22 | A kind of simple controllable assay method of contaminated by diesel oil thing |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710869085.0A CN107632142A (en) | 2017-09-22 | 2017-09-22 | A kind of simple controllable assay method of contaminated by diesel oil thing |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202789210U (en) * | 2012-09-10 | 2013-03-13 | 浙江吉利汽车研究院有限公司杭州分公司 | Automotive fuel evaporation control system |
| CN103558255A (en) * | 2013-09-06 | 2014-02-05 | 中国人民解放军第二炮兵工程大学 | Method for rapidly determining content of pollutants in lubricating oil |
| CN103869090A (en) * | 2014-03-18 | 2014-06-18 | 大连瀚泰科技有限公司 | Full-automatic lubricating oil evaporation loss tester |
| CN104343510A (en) * | 2013-08-02 | 2015-02-11 | 重庆车辆检测研究院有限公司 | Gasoline car fuel evaporation pollutant control system testing device |
-
2017
- 2017-09-22 CN CN201710869085.0A patent/CN107632142A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202789210U (en) * | 2012-09-10 | 2013-03-13 | 浙江吉利汽车研究院有限公司杭州分公司 | Automotive fuel evaporation control system |
| CN104343510A (en) * | 2013-08-02 | 2015-02-11 | 重庆车辆检测研究院有限公司 | Gasoline car fuel evaporation pollutant control system testing device |
| CN103558255A (en) * | 2013-09-06 | 2014-02-05 | 中国人民解放军第二炮兵工程大学 | Method for rapidly determining content of pollutants in lubricating oil |
| CN103869090A (en) * | 2014-03-18 | 2014-06-18 | 大连瀚泰科技有限公司 | Full-automatic lubricating oil evaporation loss tester |
Non-Patent Citations (1)
| Title |
|---|
| 宋乃扬 等: "《汽油车燃油蒸污染物测定 收集法GB/T 14763-93》", 10 December 1993 * |
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