CN203385584U - Raw oil sampling device for oil field interwell tracer technology - Google Patents
Raw oil sampling device for oil field interwell tracer technology Download PDFInfo
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- CN203385584U CN203385584U CN201320330744.0U CN201320330744U CN203385584U CN 203385584 U CN203385584 U CN 203385584U CN 201320330744 U CN201320330744 U CN 201320330744U CN 203385584 U CN203385584 U CN 203385584U
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Abstract
The utility model belongs to the technical field of sampling for an oil field interwell tracer technology, and discloses a raw oil sampling device for the oil field interwell tracer technology. The device comprises a sampling pipe and a sampling bottle. The raw oil sampling device is characterized by also comprising a buffer metering tank and a PLC (programmable logic controller) control part, wherein the sampling bottle is positioned below the buffer metering tank; one end of the sampling pipe is directly inserted in an oil pipe while the other end of the sampling pipe is connected with the bottom of the buffer metering tank; a liquid discharging pipe is guided out of the bottom of the buffer metering tank and connected with the sampling bottle through a hose pipe. The device is safe to operate, simple, pollution-free and low in energy consumption, and can be used for greatly reducing the manpower.
Description
Technical field
The utility model belongs to the sample sampling technique field of tracer technique between oil well, especially a kind of sampler of the crude oil sample for tracer technique between oil well.
Background technology
Between oil well, tracer technique is a kind of real-time follow-up means, and evaluating oilfield experiment well group flood effectiveness and notes are adopted corresponding relation effectively, for improving oil reservoir, dynamically is familiar with, and optimizes the oil reservoir development scheme and improve ultimate recovery factor significant.
At present in the world oil field conventional produce and oil well between tracer technique all need Oil Well Samples is analyzed, monitored, to determine the response condition of Water in oil rate and tracer agent.Between oil well, traditional sampling mode of tracer technique is mainly to rely on the workman to carry out hand sampling to every mouthful of well head by sample tap every day.There is following shortcoming in traditional hand sampling mode: will drop into a large amount of human costs 1.; 2. waste a large amount of time in sampling work; 3. too much when sampling well, the situation that can not sample in time can occur when not enough in personnel amount; 4. hand sampling need to sample from well mouth of oil well with sample bucket, then transfers in sampling jar, easily causes the sample volume deficiency or too much causes sampling failure or ground pollution; 5. in hand sampling, personnel carry a plurality of open sample buckets simultaneously, easily occur to be in contact with one another with missampling bucket and sample bucket the cross pollution that causes sample, cause sampling unsuccessfully, etc.Therefore need a kind of more effectively sampler, to reduce tradition, sample manpower and sample time used.
Summary of the invention
(1) utility model purpose
According to the existing problem of prior art, the utility model provides a kind of handling safety, simple, pollution-free, energy consumption is low and can greatly reduce the crude oil sampling apparatus of manpower.
(2) technical scheme
In order to solve the existing problem of prior art, the technical solution adopted in the utility model is as follows:
A kind of sampler of the crude oil sample for tracer technique between oil well, this device comprises stopple coupon, sampling jar, key is, also comprise buffering test tank and PLC control section, wherein sampling jar is positioned at the below of buffering test tank, and an end of stopple coupon directly is inserted in oil pipe, and the other end is connected with the bottom of buffering test tank, drain pipe is drawn from the bottom of buffering test tank, and is connected by flexible pipe with sampling jar.
Preferably, a level switch be installed in the buffering test tank or at the different liquid levels place of buffering test tank, a plurality of level switches be installed.
Preferably, the drain pipe place has one or more outlets, and each exit arranges a sampling solenoid valve, and the solenoid valve lower end is provided with sampling jar.
Preferably, the PLC control section is controlled the level switch of buffering test tank and the sampling solenoid valve of sampling jar top.
Preferably, at the top of the bottom of cushioning test tank and sampling jar, be provided with run-down pipe, run-down pipe is connected with overflow groove.
(3) beneficial effect
A kind of sampler of the crude oil sample for tracer technique between oil well that adopts the utility model to provide, this device is simple to operate, can make up the deficiencies such as waste of manpower that traditional sampling method brings and easy cross pollution.This device is little to the well head transformation, only need install at original sample cock place a threeway and a valve additional, then reconnects sampler and gets final product, and whole process is carried out in closed environment, can not produce because revealing or spilling and cause ground pollution.
In addition, adopt the PLC control system to be controlled all solenoid valves and level switch, can control dozens of solenoid valve and level switch simultaneously, realize the sampling work of continuous several times different volumes sample, saved greatly manpower and sample time.For the fault that prevents solenoid valve, level switch, cause crude oil sample to be crossed mostly occurring leakage, at the top of the bottom of buffering test tank and sampling jar, be provided with run-down pipe, at device, be provided with overflow groove below, run-down pipe is connected with overflow groove.
The accompanying drawing explanation
Fig. 1 is crude oil sample sampler schematic diagram;
1. oil pipe; 2. sample cock; 3. buffering test tank; 4. level switch; 5. injection port solenoid valve; 6.PLC control section; 7. sampling solenoid valve; 8. sampling jar, 9. stopple coupon, 10. drain pipe.
Embodiment
Below in conjunction with specification drawings and specific embodiments, the utility model is further elaborated.
embodiment 1
Crude oil sample sampler schematic diagram, this device comprises stopple coupon 9, sampling jar 8, key is, also comprise buffering test tank 3 and PLC control section 6, wherein sampling jar 8 is positioned at the below of buffering test tank 3, and an end of stopple coupon 9 directly is inserted in oil pipe 1, and the other end is connected with the bottom of buffering test tank 3, drain pipe 10 is drawn from the bottom of buffering test tank, and is connected by flexible pipe with sampling jar 8.In buffering test tank 3, a level switch 4 is installed.
Described drain pipe 10 places have an outlet, and exit is provided with a sampling solenoid valve 7, and the solenoid valve lower end is provided with sampling jar 8.
Described PLC control section 6 is controlled the level switch 4 of buffering test tank 3 and the sampling solenoid valve 7 of sampling jar 8 tops, at the top of the bottom of cushioning test tank 3 and sampling jar 8, is provided with run-down pipe, and run-down pipe is connected with overflow groove.
The concrete operation method that utilizes this device to carry out crude oil sampling is:
By the PLC control system to sample volume, sample period with arranged sample time for the first time, while arriving the sample time of setting, PLC controls injection port solenoid valve 5 and opens, crude oil can be pressed into by the pressure in oil pipe 1 in buffering test tank 3, when the crude oil in buffering test tank 3 reaches level switch 4, buoyancy is closed level switch, and now PLC control injection port solenoid valve 5 cuts out, and completes the initial sampling process.
Then PLC opens corresponding sampling solenoid valve 7 according to setting program, and sample is flowed in sampling jar 8 by Action of Gravity Field, and PLC can close the sampling solenoid valve 7 of opening in setting-up time, completes the sample sampling process.
Crude oil sample sampler schematic diagram, as shown in Figure 1, this device comprises stopple coupon 9, sampling jar 8, key is, also comprises buffering test tank 3 and PLC control section 6, and wherein sampling jar 8 is positioned at the below of buffering test tank 3, one end of stopple coupon 9 directly is inserted in oil pipe 1, the other end is connected with the bottom of buffering test tank 3, and drain pipe 9 is drawn from the bottom of buffering test tank 3, and is connected by flexible pipe with sampling jar 8.A plurality of level switches 4 are installed at different liquid levels place in buffering test tank 3.
Described drain pipe 10 places have a plurality of outlets, and each exit arranges a sampling solenoid valve 7, and the solenoid valve lower end is provided with sampling jar 8.
Described PLC control section is controlled the level switch 4 of buffering test tank 3 and the sampling solenoid valve 7 of sampling jar 8 tops, at the top of the bottom of cushioning test tank 3 and sampling jar 8, is provided with run-down pipe, and run-down pipe is connected with overflow groove.
The concrete operation method that utilizes this device to carry out crude oil sampling is:
By the PLC control system to sample volume, sample period with arranged sample time for the first time, while arriving the sample time of setting, PLC controls injection port solenoid valve 5 and opens, crude oil can be pressed into by the pressure in oil pipe 1 in buffering test tank 3, when the crude oil in buffering test tank 3 reaches and specifies level switch 4, buoyancy is closed level switch, and now PLC control injection port solenoid valve 5 cuts out, and completes the initial sampling process.
Then PLC opens corresponding sampling solenoid valve 7 according to the order of setting, and sample is flowed in sampling jar 8 by Action of Gravity Field, completes the sample transfer process.Sample has shifted rear PLC and can in setting-up time, the sampling solenoid valve 7 of opening cut out, and completes sampling flowsheet.
Claims (5)
1. the sampler of the crude oil sample for tracer technique between oil well, this device comprises stopple coupon (9), sampling jar (8), it is characterized in that, also comprise buffering test tank (3) and PLC control section (6), wherein sampling jar (8) is positioned at the below of buffering test tank (3), one end of stopple coupon (9) directly is inserted in oil pipe (1), the other end is connected with the bottom of buffering test tank (3), drain pipe (10) is drawn from the bottom of buffering test tank (3), and is connected by flexible pipe with sampling jar (8).
2. a kind of sampler of the crude oil sample for tracer technique between oil well according to claim 1, it is characterized in that, a level switch is installed in buffering test tank (3) or at the different liquid levels place of buffering test tank (3), a plurality of level switches (4) is installed.
3. a kind of sampler of the crude oil sample for tracer technique between oil well according to claim 1, it is characterized in that, drain pipe (10) locates to have one or more outlets, and each exit arranges a sampling solenoid valve (7), and this solenoid valve lower end is provided with sampling jar (8).
4. a kind of sampler of the crude oil sample for tracer technique between oil well according to claim 1, is characterized in that, the PLC control section is controlled the level switch of buffering test tank (3) and the sampling solenoid valve (7) of sampling jar (8) top.
5. a kind of sampler of the crude oil sample for tracer technique between oil well according to claim 1, is characterized in that, at the top of the bottom of cushioning test tank (3) and sampling jar (8), is provided with run-down pipe, and run-down pipe is connected with overflow groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320330744.0U CN203385584U (en) | 2013-06-08 | 2013-06-08 | Raw oil sampling device for oil field interwell tracer technology |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320330744.0U CN203385584U (en) | 2013-06-08 | 2013-06-08 | Raw oil sampling device for oil field interwell tracer technology |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203385584U true CN203385584U (en) | 2014-01-08 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320330744.0U Expired - Fee Related CN203385584U (en) | 2013-06-08 | 2013-06-08 | Raw oil sampling device for oil field interwell tracer technology |
Country Status (1)
| Country | Link |
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| CN (1) | CN203385584U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103335864A (en) * | 2013-06-08 | 2013-10-02 | 原子高科股份有限公司 | Crude-oil sampling device for tracing technology in oil filed well |
-
2013
- 2013-06-08 CN CN201320330744.0U patent/CN203385584U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103335864A (en) * | 2013-06-08 | 2013-10-02 | 原子高科股份有限公司 | Crude-oil sampling device for tracing technology in oil filed well |
| CN103335864B (en) * | 2013-06-08 | 2015-08-05 | 原子高科股份有限公司 | A kind of crude oil sample sampler for tracer technique between oil well |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140108 Termination date: 20160608 |
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| CF01 | Termination of patent right due to non-payment of annual fee |