CN201757748U - Gas-oil ratio detecting device - Google Patents
Gas-oil ratio detecting device Download PDFInfo
- Publication number
- CN201757748U CN201757748U CN2010202557303U CN201020255730U CN201757748U CN 201757748 U CN201757748 U CN 201757748U CN 2010202557303 U CN2010202557303 U CN 2010202557303U CN 201020255730 U CN201020255730 U CN 201020255730U CN 201757748 U CN201757748 U CN 201757748U
- Authority
- CN
- China
- Prior art keywords
- gas
- conveyance conduit
- sample
- conveying pipeline
- oil
- 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.)
- Expired - Fee Related
Links
Images
Landscapes
- Sampling And Sample Adjustment (AREA)
Abstract
The utility model relates to a gas-oil ratio detecting device, which comprises a sampling tank (1), a chromatographic analyzer (2), a first conveying pipeline (31), a second conveying pipeline (32) and a third conveying pipeline (33), wherein the first conveying pipeline (31) is used for conveying a mixture to be detected; the second conveying pipeline (32) is used for conveying gas to be detected; the third conveying pipeline (33) is used for conveying carrier gas; the inlet (11) at the bottom of the sampling tank (1) is connected with the first conveying pipeline (31); an outlet (12) at the top of the sampling tank (1) is connected with the second conveying pipeline (32); and the tail end of the second conveying pipeline (32) is connected with the inlet (21) of the chromatographic analyzer (2). Compared with the prior art, the utility model is characterized in that the gas-oil mixture to be detected is inputted in the sampling tank under the pressure higher than the normal pressure, so that dissolved gas in the gas-oil mixture is automatically separated, and the accurate average density and volumetric flow rate of gas can be further obtained through the chromatographic analyzer, and finally the gas-oil ratio Rsi of the gas-oil mixture can be calculated. Therefore, the utility model has the advantages that the calculation structure accuracy is very high.
Description
Technical field
The utility model relates to a kind of pick-up unit that is used for detecting gas and oil potpourri solution gas-oil ratio, relates in particular to a kind of gas chromatographicanalyzer that uses and realizes the device that output gas oil ratio detects.
Background technology
The application of gas chromatographicanalyzer aspect online detection solution gas is comparatively extensive, it be utilize determinand gas flow mutually and the distribution principle that is fixed between the stationary liquid phase on inert solid surface realize separating, the concrete analysis process is roughly as follows: the determinand sample is evaporated to gas and is injected into the capital of chromatography column, (refer to not gas with inert gas with the determinand reaction, only play delivery vapour sample, also claim carrier gas) bring the determinand sample vapor into the chromatography column separation.The chief component of gas chromatographicanalyzer has: (1) carrier gas system: comprise source of the gas, gas purification, gas flow rate control and measurement; (2) sampling system: comprise injector, vaporizer (is steam with the fluid sample instant vaporization); (3) chromatographic column and column temperature: comprise thermostatically-controlled equipment (be separated into multicomponent sample single); (4) detection system: comprise detecting device, temperature regulating device; (5) register system: comprise amplifier, registering instrument or data processing equipment, workstation.As the patent No. is that the Chinese utility model patent " multidimensional gas chromatographic analyser " of ZL200520042769.6 discloses a kind of chromatograph.
On the other hand, often have many micro air bubbles that are dissolved in the oil in the oil product, the gas and oil ratio of oil product is a crucial index distinguishing the oil product quality.At present, online oil product gas-oil ratio detecting device, more is to realize by various flowmeters, complex structure, implementation cost costliness, and parameters calculation of complex, testing result is accurate inadequately.
The utility model content
Technical problem to be solved in the utility model is to provide a kind of new gas-oil ratio detecting device at the present situation of prior art, and it is simple in structure, enforcement is convenient, and is satisfactory for result to the output gas oil ratio detection of gas and oil potpourri, and sensing range is wide.
The utility model solves the problems of the technologies described above the technical scheme that is adopted: this gas-oil ratio detecting device is characterized in that: comprise sample can and chromatograph;
Wherein, the bottom inlet of sample can links to each other with first conveyance conduit of carrying potpourri to be detected, this first conveyance conduit is provided with inlet valve, the top exit of sample can is connected with second conveyance conduit of conveying gas to be detected, be disposed with outlet valve, reduction valve, mass flowmeter on this second conveyance conduit, and the end of this second conveyance conduit links to each other with the inlet of described chromatograph, and the top exit of sample can also is connected with a discharge tube and a bleed valve;
And, also including the 3rd conveyance conduit of a delivery of carrier gas, the end of the 3rd conveyance conduit converges the back with the end of second conveyance conduit and links to each other with the inlet of described chromatograph.
The operation of the utility model gas-oil ratio detecting device is as follows:
When device work, there is carrier gas to use in the 3rd conveyance conduit all the time for chromatograph;
Gas and oil potpourri to be detected enters sample can with on-stream pressure P1 (greater than normal pressure) from first conveyance conduit, after being full of sample can, the inlet valve and the outlet valve of sample can are closed, because on-stream pressure P1 is greater than normal pressure (1atmA), the top of sample can is isolated and collected in to solution gas in the gas and oil potpourri automatically, at this moment, outlet valve on second conveyance conduit of sample can top exit, reduction valve is opened, the gas to be detected that accumulates in the sample can top is input to the chromatograph from second conveyance conduit, by the various components in the chromatograph detected gas with and mole fraction, when the pressure in the sample can reaches normal pressure (1atmA), outlet valve, reduction valve cuts out, and metering finishes, in the whole process, reduction valve is opened the time of short duration (also promptly, belonging to flash distillation).
The output gas oil ratio Rsi Numerical Calculation Method of gas-oil ratio detecting device of the present utility model is as follows:
1, the volume flow Q of solution gas in the standard state therapeutic method to keep the adverse qi flowing downward oil mixture
0Obtain:
(i) detect the mole fraction Φ of the various components of gas in the gas and oil potpourri to be detected by chromatograph, calculate the average density ρ of gas under standard state by following formula
m:
ρ
m＝ρ
1φ
1+ρ
1φ
2+…+ρ
nφ
n
(ii) record the mass rate Q of gas by above-mentioned mass flowmeter
m, just can calculate the volume flow Q of gas in the gas and oil potpourri by following formula
0:
Qo＝Q
m/ρ
m
Because mass rate Q
mIrrelevant with pressure and temp, therefore do not need to carry out the compensation of temperature and pressure compensation and compressibility factor here.
2, the initial volume of gas and oil potpourri is L in the sample can
0, calculate the size of output gas oil ratio Rsi at last by following formula:
Rsi＝Q
o/L
o
3, pick-up unit of the present utility model also can calculate the volumetric contraction coefficient B o of gas and oil potpourri simultaneously, specifically: after the pick-up unit metering finishes, note the liquid level H of sample can this moment, thereby draw corresponding volume L this moment
1, and note the temperature T of this moment, draw volumetric contraction coefficient B o value under the temperature T situation by following formula:
Bo＝L
0/L
1
For conveniently checking the pressure in the control sample can, can also be provided with tensimeter on the described sample can.
For ease of reading the liquid level H on the sample can, can also be provided with a fluid level transmitter on the described sample can.
Compared with prior art, advantage of the present utility model is: by gas and oil potpourri to be detected is input in the sample can with the pressure that is higher than normal pressure, solution gas in the gas and oil potpourri is separated automatically, then can obtain the average density and the volumetric flow rate of accurate gas by chromatograph, finally can calculate the output gas oil ratio Rsi in the gas and oil potpourri, and the computation structure accuracy is very high; In addition, pick-up unit of the present utility model is simple in structure, and it is convenient to implement, and detects satisfactory for resultly, and sensing range is wide.
Description of drawings
Fig. 1 is the structural representation of the utility model embodiment.
Embodiment
Embodiment describes in further detail the utility model below in conjunction with accompanying drawing.
As shown in Figure 1, be a preferred embodiment of the present utility model, this gas-oil ratio detecting device comprises sample can 1, chromatograph 2 and some conveyance conduits;
Conveyance conduit comprises total stoste delivery pipe 36, first conveyance conduit 31 of carrying potpourri to be detected, second conveyance conduit 32 of carrying gas to be detected, the 3rd conveyance conduit 33 of giving chromatograph 2 delivery of carrier gas of carrying the gas and oil potpourri, is used to discharge the discharge tube 34 that has detected potpourri in the sample can 1, and the flow direction of each conveyance conduit is shown in the arrow among the figure;
Wherein, described sample can 1 is provided with tensimeter 13 and fluid level transmitter 14;
The bottom inlet 11 of described sample can 1 links to each other with first conveyance conduit 31, and this first conveyance conduit 31 is made of a branch of total stoste delivery pipe 36, and this first conveyance conduit 31 is provided with inlet valve 4;
The top exit 12 of described sample can 1 links to each other with second conveyance conduit 32, be disposed with outlet valve 5, reduction valve 6, mass flowmeter 7 by throughput direction on this second conveyance conduit 32, the terminal of this second conveyance conduit 32 just is connected with the inlet 21 of described chromatograph 2 at last;
The top exit 12 of sample can 1 also links to each other with discharge tube 34, and this discharge tube 34 is provided with bleed valve 8;
And described the 3rd conveyance conduit 33 is formed by a branch on total carrier gas conveyance conduit 35, and the end of the 3rd conveyance conduit 33 converges the back with the end of second conveyance conduit 32 and links to each other with the inlet 21 of described chromatograph 2.
Claims (3)
1. a gas-oil ratio detecting device is characterized in that: comprise sample can (1) and chromatograph (2);
Wherein, the bottom inlet (11) of sample can (1) links to each other with first conveyance conduit (31) of carrying potpourri to be detected, this first conveyance conduit (31) is provided with inlet valve (4), the top exit (12) of sample can (1) is connected with second conveyance conduit (32) of conveying gas to be detected, be disposed with outlet valve (5) on this second conveyance conduit (32), reduction valve (6), mass flowmeter (7), and the end of this second conveyance conduit (32) links to each other with the inlet (21) of described chromatograph (2), and the top exit (12) of sample can (1) also is connected with a discharge tube (34) and a bleed valve (8);
And, also including the 3rd conveyance conduit (33) of a delivery of carrier gas, the end of the 3rd conveyance conduit (33) converges the back with the end of second conveyance conduit (32) and links to each other with the inlet (21) of described chromatograph (2).
2. gas-oil ratio detecting device according to claim 1 is characterized in that: also be provided with tensimeter (13) on the described sample can (1).
3. gas-oil ratio detecting device according to claim 1 and 2 is characterized in that: also be provided with a fluid level transmitter (14) on the described sample can (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202557303U CN201757748U (en) | 2010-07-06 | 2010-07-06 | Gas-oil ratio detecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010202557303U CN201757748U (en) | 2010-07-06 | 2010-07-06 | Gas-oil ratio detecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201757748U true CN201757748U (en) | 2011-03-09 |
Family
ID=43645030
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010202557303U Expired - Fee Related CN201757748U (en) | 2010-07-06 | 2010-07-06 | Gas-oil ratio detecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201757748U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101915810A (en) * | 2010-07-06 | 2010-12-15 | 宁波威瑞泰默赛多相流仪器设备有限公司 | Gas-oil ratio detecting device |
| CN109342130A (en) * | 2018-11-12 | 2019-02-15 | 北京雪迪龙科技股份有限公司 | A kind of mean value sampling system and method |
-
2010
- 2010-07-06 CN CN2010202557303U patent/CN201757748U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101915810A (en) * | 2010-07-06 | 2010-12-15 | 宁波威瑞泰默赛多相流仪器设备有限公司 | Gas-oil ratio detecting device |
| CN109342130A (en) * | 2018-11-12 | 2019-02-15 | 北京雪迪龙科技股份有限公司 | A kind of mean value sampling system and method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP2596346B1 (en) | Automated analysis of pressurized reservoir fluids | |
| CN201000434Y (en) | Ultra trace mercury measuring apparatus in water sample for atomic fluorescence optical spectrometer | |
| CN101178347B (en) | Narrow slit Venturi throttling set and gas-liquid two-phase flow measuring system | |
| CN101038245B (en) | Device and method for preparing calibrating gas | |
| CN208296945U (en) | Electronic scale Static mass method water flow standard apparatus used in parallel | |
| CN101676708B (en) | Portable NOx sampling device | |
| JP6608048B2 (en) | Upstream metering pump behind the probe that reliably completes the NGL phase change during sample preparation | |
| WO2021248985A1 (en) | Method for determining liquid flow rate, fraction collector and liquid chromatography system | |
| CN101509893A (en) | Measuring method and device for volatile organic in water | |
| CN105784889B (en) | The quick analysis system and method for thick gas tar oil content | |
| CN201757748U (en) | Gas-oil ratio detecting device | |
| CN112255355A (en) | Non-methane total hydrocarbon analysis method | |
| CN111257473A (en) | Non-methane total hydrocarbon on-line detection device | |
| CN105301059A (en) | Device and method for measuring gas-liquid cyclone liquid-phase standing time distribution | |
| CN205844286U (en) | Microliter amount gas unimolecule stability of compounds isotopics analytical equipment | |
| GB2466405A (en) | Measure of quantities of oil and water in multiphase flows | |
| CN213903428U (en) | Non-methane total hydrocarbon analysis device | |
| Ullah et al. | Versatile gas/particle ion chromatograph | |
| CN100552451C (en) | The assay method of micro oxygen containing compound and equipment in a kind of low boiling point hydrocarbon | |
| CN208350726U (en) | Gas chromatographicanalyzer for VOC on-line analysis | |
| CN101915810A (en) | Gas-oil ratio detecting device | |
| JP3915280B2 (en) | Gas sample introduction device for gas chromatograph | |
| NL2012126C2 (en) | Flow measurement system and method for determining at least one property of a medium. | |
| CN206348305U (en) | A kind of portable oil chromatography detecting system | |
| Han et al. | A new method of entrainment fraction measurement in annular gas–liquid flow in a small diameter vertical tube |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: Gas-oil ratio detecting device Effective date of registration: 20131129 Granted publication date: 20110309 Pledgee: Societe Generale Bank Limited by Share Ltd. Ningbo branch Pledgor: Veritas-MSI (Ningbo) Co.,Ltd. Registration number: 2013990000913 |
|
| PLDC | Enforcement, change and cancellation of contracts on pledge of patent right or utility model | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20110309 Termination date: 20160706 |
|
| PC01 | Cancellation of the registration of the contract for pledge of patent right | ||
| PC01 | Cancellation of the registration of the contract for pledge of patent right |
Date of cancellation: 20230902 Granted publication date: 20110309 Pledgee: Societe Generale Bank Limited by Share Ltd. Ningbo branch Pledgor: Veritas-MSI (Ningbo) Co.,Ltd. Registration number: 2013990000913 |