CN204154532U - A kind of laboratory experiment oil gas water three phase quantitatively and the device of enclosed sampling - Google Patents
A kind of laboratory experiment oil gas water three phase quantitatively and the device of enclosed sampling Download PDFInfo
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- CN204154532U CN204154532U CN201420627741.8U CN201420627741U CN204154532U CN 204154532 U CN204154532 U CN 204154532U CN 201420627741 U CN201420627741 U CN 201420627741U CN 204154532 U CN204154532 U CN 204154532U
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Abstract
The utility model discloses a kind of laboratory experiment oil gas water three phase quantitatively and the device of enclosed sampling, comprise oil gas water quantitative sampling unit, gasometry collector unit, crude Treatment unit and production water process and quantitative collection unit form, described gasometry collector unit, crude Treatment unit is connected with oil gas water quantitative sampling unit respectively by pipeline with collector unit with production water process, the utility model has reasonable in design, structure is simple, stable, the feature of time saving and energy saving and environmental protection, therefore, can be widely used in laboratory experiment quantitative, with pressure with in enclosed sampling.
Description
One, technical field
The invention belongs to technical field of resource environments, particularly a kind of laboratory experiment oil gas water three phase quantitatively and the device of enclosed sampling.
Two, background technology
Microbial carbonates technology (Microbial Enhanced Oil Recovery) refers to and utilizes microorganism (mainly bacterium, ancient bacterium) and metabolic product improve the technology of crude production rate and recovery ratio, compared with other tertiary oil recovery technologies, microbial technique has applied widely, technique is simple, good in economic efficiency, the feature such as pollution-free, have a good application prospect, thus increasing concern is received, microbial oil displacement physical simulation experiment carries out functional microorganism activation under simulation test block reservoir condition, Displacement Efficiency and on-the-spot injection technology parameter optimization, step indispensable before being microbial oil displacement site test, in laboratory experiment, production fluid test item mainly comprises viscosity of crude and Group Component, gas composition and component, biological community structure in water, oxidation-reduction potential and salinity.
At present, in laboratory experiment production fluid sampling process, the pressure of sample suddenly release can be down to atmospheric pressure, causes biological community structure in production fluid to change, and test result cannot structure of community in objective reflection High Temperature High Pressure oil reservoir condition sub-surface water; Production fluid exposes and destroys original anaerobic environment in atmosphere, causes the oxygen fraction in air to dissolve in Produced Liquid, makes oxidation-reduction potential test result inaccurate; Simultaneously because the volume of voids of the body of indoor simulation device is limited, the amount that the amount of laboratory experiment sampling needs than test usually one side bigger than normal causes the waste of sample, samples the excessive seepage configuration affecting body Crude Oil and water on the other hand.
Through patent and document Investigation retrieval, the patent No. is " ZL91109848 ", name is called that " suspending liquid sampling method and device " is introduced and a kind ofly had in solids suspension the method extracting sample, partial suspended liquid is extracted from the bypass of suspension pond and delivers to an analyser and analyzes its composition, its defect is that this device carries out the sampling of suspending liquid under normal temperature, normal pressure, open condition, the requirement not reaching high pressure, enclosed sampling and be separated; The patent No. is " 201010552732.3 ", name is called " a kind of oil reservoir production fluid sampling method of driving for microorganism and device ", introduce a kind of sampling method and device of production fluid, be separated with control, sampler anaerobic treatment, oil gas water high pressure-temperature primarily of reservoir temperature pressure test, oil gas water anaerobism and high-pressure sampling, the on-line testing of oil gas water sample and the test result process of oil gas water and remote transmission device composition, the shortcoming of this invention is that complex structure, floor area are large, sampling operation program is complicated; The requirement of quantitative sampling cannot be accomplished, therefore, easily cause the waste of a large amount of oil gas water.
Three, summary of the invention
The present invention is directed to the deficiencies in the prior art and provide a kind of laboratory experiment oil gas water three phase quantitatively and the device and method of enclosed sampling; the present invention have reasonable in design, structure is simple, the feature of stable and environmental protection; a difficult problem for quantitative and airtight acquisition oil gas water sample under solving indoor high pressure-temperature experiment condition; in sampling process, the process of oil gas watertight can not be spread, thus protects environment.
A kind of laboratory experiment oil gas water three phase quantitatively and the device of enclosed sampling, it is characterized in that, comprise oil gas water quantitative sampling unit 1, gasometry collector unit 2, crude Treatment unit 3 and production water process and quantitative collection unit 4 forms, described gasometry collector unit 2, crude Treatment unit 3 are connected with oil gas water quantitative sampling unit 1 respectively by pipeline with quantitative collection unit 4 with production water process.
Wherein, described oil gas water quantitative sampling unit 1 is made up of sampler 11, cavity 12, first piston 13, threaded shaft 14, swingle 15, tensimeter 16, safety valve 17 and sampling coupling arrangement 18; Described sampler 11 is made by PSU (polysulfones), and outer wall is with scale, and leave opening bottom sampler 11, opening is with internal thread; It is inner that described cavity 12 is positioned at sampler 11, first piston 13 is positioned at the cavity 12 of sampler 11, and contact with sampler 11 inwall, threaded shaft 14 one end is connected with first piston 13, the other end is connected with swingle 15, threaded shaft 14 by the opening bottom sampler 11, and is connected with open-top screw thread; Described tensimeter 16 and safety valve 17 are symmetrically distributed in the both sides, top of sampler 11 respectively; Described sampling coupling arrangement 18 is connected to position, middle, sampler 11 top by pipeline.
Described gasometry collector unit 2 is made up of gas collection vessel 21, second piston 22, water discharge line 23, draining valve 24, exhaust line 25 and vent valve 26; Described gas collection vessel 21 is made by PSU, and outer wall is with scale; The second described piston 22 is positioned at the top of gas collection vessel 21, water discharge line 23 and exhaust line 25 are all through the second piston 22 and to stretch to gas collection vessel 21 inner, wherein the bottom of gas collection vessel 21 is stretched in water discharge line 23 one end is 1cm ~ 2cm position from distance from bottom, it is 2cm ~ 3cm that gas collection vessel 21 top is stretched to from distance from top in exhaust line 25 one end, water discharge line 23 is provided with draining valve 24, exhaust line 25 is provided with vent valve 26; Described gasometry collector unit 2 is connected with oil gas water quantitative sampling unit 1 left side wall top by exhaust line 25.
Described crude Treatment unit 3 is made up of the first valve 31, chemicals dosing plant 32, slurry tank 33, well heater 34 and the electrical dehydrator 35 connected successively, and described slurry tank volume is 2.0L ~ 3.0L, and described heater power is 2KW ~ 3KW.
Described production water process is made up of the second valve 41, adsorbent equipment 42 and the production water sealing sampler 43 be connected successively with quantitative collection unit 4, sorbing material aerogel is installed in described adsorbent equipment, described production water sealing sampler 43 is made up of production water gatherer 431, the 3rd piston 432, the 3rd valve 433 and the 4th valve 434, described production water gatherer 431 is made by PSU, and outer wall is with scale.
The present invention compared with prior art, has the following advantages:
(1) this invention there is structure and method is simple, workable, stable, floor area is little and sampling needed for time short, only need 2h ~ 3h;
(2) this invention has the function of quantitative sampling, and the amount that can experimentally need carries out on-line period, avoids excessive sampling and causes on the one hand the waste of sample and contaminated environment, impact on the other hand to the seepage configuration of fluid in experiment rock core;
(3) this invention eliminates vacuum pump and pressure control device, can realize function that is with pressure, airtight and anaerobism sampling equally;
(4) improve laboratory experiment Produced Liquid parameter testing accuracy and reliability, biological community structure accuracy improves more than 60%, oxidation-reduction potential accuracy improves more than 50%, for the optimization of microbial enhancement of oil recovery mechanisms research and technological parameter provides reliable theoretical foundation.
Four, accompanying drawing explanation
Accompanying drawing 1 is structural representation of the present invention.
Five, embodiment
Accompanying drawings 1, a kind of laboratory experiment oil gas water three phase quantitatively and the device of enclosed sampling, it is characterized in that, comprise oil gas water quantitative sampling unit 1, gasometry collector unit 2, crude Treatment unit 3 and production water process and quantitative collection unit 4 forms, described gasometry collector unit 2, crude Treatment unit 3 are connected with oil gas water quantitative sampling unit 1 respectively by pipeline with quantitative collection unit 4 with production water process.
Wherein, described oil gas water quantitative sampling unit 1 is made up of sampler 11, cavity 12, first piston 13, threaded shaft 14, swingle 15, tensimeter 16, safety valve 17 and sampling coupling arrangement 18; Described sampler 11 is made by PSU (polysulfones), and outer wall is with scale, and leave opening bottom sampler 11, opening is with internal thread; It is inner that described cavity 12 is positioned at sampler 11, first piston 13 is positioned at the cavity 12 of sampler 11, and contact with sampler 11 inwall, threaded shaft 14 one end is connected with first piston 13, the other end is connected with swingle 15, threaded shaft 14 by the opening bottom sampler 11, and is connected with open-top screw thread; Described tensimeter 16 and safety valve 17 are symmetrically distributed in the both sides, top of sampler 11 respectively; Described sampling coupling arrangement 18 is connected to position, middle, sampler 11 top by pipeline.
Described gasometry collector unit 2 is made up of gas collection vessel 21, second piston 22, water discharge line 23, draining valve 24, exhaust line 25 and vent valve 26; Described gas collection vessel 21 is made by PSU, and outer wall is with scale; The second described piston 22 is positioned at the top of gas collection vessel 21, water discharge line 23 and exhaust line 25 are all through the second piston 22 and to stretch to gas collection vessel 21 inner, wherein the bottom of gas collection vessel 21 is stretched in water discharge line 23 one end is 1cm ~ 2cm position from distance from bottom, it is 2cm ~ 3cm that gas collection vessel 21 top is stretched to from distance from top in exhaust line 25 one end, water discharge line 23 is provided with draining valve 24, exhaust line 25 is provided with vent valve 26; Described gasometry collector unit 2 is connected with oil gas water quantitative sampling unit 1 left side wall top by exhaust line 25.
Described crude Treatment unit 3 is made up of the first valve 31, chemicals dosing plant 32, slurry tank 33, well heater 34 and the electrical dehydrator 35 connected successively, and described slurry tank volume is 2.0L ~ 3.0L, and described heater power is 2KW ~ 3KW.
Described production water process is made up of the second valve 41, adsorbent equipment 42 and the production water sealing sampler 43 be connected successively with quantitative collection unit 4, sorbing material aerogel is installed in described adsorbent equipment, described production water sealing sampler 43 is made up of production water gatherer 431, the 3rd piston 432, the 3rd valve 433 and the 4th valve 434, described production water gatherer 431 is made by PSU, and outer wall is with scale.
Claims (8)
1. a laboratory experiment with oil gas water three phase quantitatively and the device of enclosed sampling, it is characterized in that, comprise oil gas water quantitative sampling unit (1), gasometry collector unit (2), crude Treatment unit (3) and production water process and quantitative collection unit (4) forms, described gasometry collector unit (2), crude Treatment unit (3) are connected with oil gas water quantitative sampling unit (1) respectively by pipeline with quantitative collection unit (4) with production water process.
2. laboratory experiment oil gas water three phase according to claim 1 quantitatively and the device of enclosed sampling, it is characterized in that, described oil gas water quantitative sampling unit (1) is made up of sampler (11), cavity (12), first piston (13), threaded shaft (14), swingle (15), tensimeter (16), safety valve (17) and sampling coupling arrangement (18); Opening is left in sampler (11) bottom, and opening is with internal thread; It is inner that cavity (12) is positioned at sampler (11), first piston (13) is positioned at the cavity (12) of sampler (11), and contact with sampler (11) inwall, threaded shaft (14) one end is connected with first piston (13), the other end is connected with swingle (15), threaded shaft (14) by the opening of sampler (11) bottom, and is connected with open-top screw thread; Tensimeter (16) and safety valve (17) are symmetrically distributed in the both sides, top of sampler (11) respectively; Sampling coupling arrangement (18) is connected to position, sampler (11) middle, top by pipeline.
3. laboratory experiment oil gas water three phase according to claim 2 quantitatively and the device of enclosed sampling, and it is characterized in that, described sampler (11) is made by PSU, and outer wall is with scale.
4. laboratory experiment oil gas water three phase according to claim 1 and 2 quantitatively and the device of enclosed sampling, it is characterized in that, described gasometry collector unit (2) is made up of gas collection vessel (21), the second piston (22), water discharge line (23), draining valve (24), exhaust line (25) and vent valve (26); Gas collection vessel (21) is made by PSU, and outer wall is with scale; Second piston (22) is positioned at the top of gas collection vessel (21), and water discharge line (23) and exhaust line (25) are all through the second piston (22) and to stretch to gas collection vessel (21) inner; Water discharge line (23) is provided with draining valve (24), exhaust line (25) is provided with vent valve (26); Gasometry collector unit (2) is connected with oil gas water quantitative sampling unit (1) left side wall top by exhaust line (25).
5. laboratory experiment oil gas water three phase according to claim 4 quantitatively and the device of enclosed sampling, it is characterized in that, the bottom that gas collection vessel (21) is stretched in described water discharge line (23) one end is 1cm ~ 2cm from distance from bottom, and it is 2cm ~ 3cm that gas collection vessel (21) top is stretched to from distance from top in exhaust line (25) one end.
6. laboratory experiment oil gas water three phase according to claim 1 and 2 quantitatively and the device of enclosed sampling, it is characterized in that, described crude Treatment unit (3) is made up of the first valve (31) connected successively, chemicals dosing plant (32), slurry tank (33), well heater (34) and electrical dehydrator (35).
7. laboratory experiment oil gas water three phase according to claim 6 quantitatively and the device of enclosed sampling, and it is characterized in that, described slurry tank volume is 2.0L ~ 3.0L, and heater power is 2KW ~ 3KW.
8. laboratory experiment oil gas water three phase according to claim 1 and 2 quantitatively and the device of enclosed sampling, it is characterized in that, described production water process is made up of the second valve (41) be connected successively, adsorbent equipment (42) and production water sealing sampler (43) with quantitative collection unit (4); Be provided with sorbing material aerogel in adsorbent equipment, described production water sealing sampler (43) is made up of production water gatherer (431), the 3rd piston (432), the 3rd valve (433) and the 4th valve (434); Production water gatherer 431 is made by PSU, and outer wall is with scale.
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104458325A (en) * | 2014-10-27 | 2015-03-25 | 中国石油化工股份有限公司 | Device and method for oil-gas-water three-phase quantitative and hermetical sampling for indoor experiment |
| CN105385588A (en) * | 2015-10-29 | 2016-03-09 | 河南理工大学 | Coal biological flora migration simulation experiment set and method |
| CN106442813A (en) * | 2016-11-03 | 2017-02-22 | 广东电网有限责任公司电力科学研究院 | Omniseal headspace sampling technology used for measuring dissolved contents in transformer oil |
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2014
- 2014-10-27 CN CN201420627741.8U patent/CN204154532U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104458325A (en) * | 2014-10-27 | 2015-03-25 | 中国石油化工股份有限公司 | Device and method for oil-gas-water three-phase quantitative and hermetical sampling for indoor experiment |
| CN104458325B (en) * | 2014-10-27 | 2017-04-12 | 中国石油化工股份有限公司 | Device and method for oil-gas-water three-phase quantitative and hermetical sampling for indoor experiment |
| CN105385588A (en) * | 2015-10-29 | 2016-03-09 | 河南理工大学 | Coal biological flora migration simulation experiment set and method |
| CN105385588B (en) * | 2015-10-29 | 2017-06-16 | 河南理工大学 | Biological flora Migration Simulation experimental provision and method in coal |
| CN106442813A (en) * | 2016-11-03 | 2017-02-22 | 广东电网有限责任公司电力科学研究院 | Omniseal headspace sampling technology used for measuring dissolved contents in transformer oil |
| CN106442813B (en) * | 2016-11-03 | 2019-03-01 | 广东电网有限责任公司电力科学研究院 | A kind of headspace sampling method |
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