CN205422679U - A testing tool that is used for horizontal gas well specific retention section - Google Patents
A testing tool that is used for horizontal gas well specific retention section Download PDFInfo
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- CN205422679U CN205422679U CN201521074706.9U CN201521074706U CN205422679U CN 205422679 U CN205422679 U CN 205422679U CN 201521074706 U CN201521074706 U CN 201521074706U CN 205422679 U CN205422679 U CN 205422679U
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- specific retention
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Abstract
The utility model discloses a testing tool that is used for horizontal gas well specific retention section, its characterized in that: it is including the last crossover sub, sleeve, specific retention appearance probe fixing device, the lower crossover sub that connect gradually, going up the crossover sub and being used for linking to each other with coiled tubing, lower crossover sub is used for connecting temperature pressure test instrument, has battery and control circuit at the sleeve internal fixation, is provided with the specific retention probe in specific retention appearance probe fixing device. The utility model discloses carry the instrument to in the pit by coiled tubing, construction procedure is simple, and what income can realize the horizontal section under tubular column holds the test of water section to simplify test construction process and cost, reduced the test risk.
Description
Technical field
This utility model relates to a kind of horizontal well test device, particularly to a kind of in the testing tool for horizontal gas specific retention section.
Background technology
Horizontal gas well many employings multistage subsection fracturing yield increasing development mode at present, along with deepening continuously of exploitation, tested by horizontal well, understand each interval output situation and main water exit interval, significant to follow-up well stimulation scheme, detail design and production management.The test technology of conventional vertical well can not meet test needs, when production logging device transfers to the well section of constant slope, cannot continue to transfer to measure well section by gravity, at this moment a kind of new horizontal gas well section output test technology means are needed, production logging instrument is transported to precalculated position test, for Fracturing Project optimization and determine rational working system provide reference frame, reach steady gas volume increase purpose.
For the specific retention section plane test of horizontal gas well, the most conventional logging tool relies primarily on crawl device and coiled tubing conveying.Conventional instrument uses test placed in the middle, for the fluidised form of net horizontal section fluid layering flowing, it is impossible to obtain the every flow of horizontal segment and Phase velocity map；Array instrument can effective detection level section Phase velocity map, but movable member is more, it is vulnerable to wellbore conditions limit, after especially boring plug, chip residue and sand setting are piled up at horizontal segment, specific retention probe (specific retention sensor) often due to a variety of causes cannot normally work, cause data take inaccurate, take entirely even do not take less than data, instrument blocking cannot go out well tight in consequence.Meanwhile, removing instrument frequently, also can strengthen the logger degree of wear in down-hole, and test period is longer, labor intensity is big, and construction cost is higher.
Utility model content
Technical problem to be solved in the utility model is that the deficiency existed for above-mentioned prior art provides and a kind of simplifies testing tool structure, reduces the testing tool producing specific retention section for horizontal gas well of test risk.
The technical scheme that this utility model is used is: a kind of testing tool for horizontal gas well specific retention section, it is characterized in that: upper adapter that it includes being sequentially connected with, sleeve, water holdup tool probe fixing device, lower adapter, described upper adapter is for being connected with coiled tubing, lower adapter is used for connecting temperature, pressure testing tool, in sleeve, it is fixed with battery and control circuit, in water holdup tool probe fixing device, is provided with specific retention probe.
By technique scheme, being provided with the cavity that exposes being connected with wellbore fluids on lower adapter, the test position of described specific retention probe is positioned at exposes cavity.
By technique scheme, in water holdup tool probe fixing device, it is provided with multiple equally circumferentially spaced specific retention probe groove, in each specific retention probe groove, is correspondingly provided with a specific retention probe, and is arranged in parallel between each specific retention probe.
By technique scheme, described specific retention probe is 6.
By technique scheme, in water holdup tool probe fixing device, corresponding each specific retention probe is provided with wire hole, is provided with electric wire and connects specific retention probe and control circuit in each wire hole.
By technique scheme, being additionally provided with memorizer and high-temperature battery in sleeve, memorizer is connected with specific retention probe.
By technique scheme, blind hole it is provided with in sleeve, the blind end of described blind hole is located at the upper end of sleeve, the opening of blind hole is located at the lower end of sleeve, the upper-end inner diameter of blind hole is arranged in circuit shell less than the lower end external diameter of blind hole, described battery and control circuit, and described circuit shell is cylindrical, its one end is inserted in the blind end of blind hole, and one end is connected with water holdup tool probe fixing device by anchor tip.
After this utility model has been debugged by having the beneficial effect that acquired by this utility model, it is connected to coiled tubing front end by upper adapter, jointing temp stress test tool string is connected again by lower contact, after wellhead blowout preventer installs, coiled tubing carries this utility model and is lowered into interval of interest according to fixing speed, this utility model will automatically turn on mode of operation according to default work time delay, during entering under, owing in temperature, pressure testing tool string, starting taper has guiding, the effect that prevention instrument is hampered, the specific retention probe of external circulating type is possible not only to directly contact with wellbore fluids, also assures that this utility model test area on horizontal segment is longitudinal, measurement and the preservation of specific retention parameter is completed during instrument removes.
Measuring complete coiled tubing and this testing tool of tripping out, the measurement data in this testing tool is carried out retaking of a year or grade and processes, specific retention data are explained by application level gas well temperature and pressure means of interpretation, obtain horizontal gas well pay interval water holding section situation.
Having the beneficial effect that acquired by this utility model
1, this utility model is by coiled tubing conveying instrument to down-hole, and operational procedure is simple, enters to be capable of the water holding section plane test of net horizontal section, thus simplifies test working procedure and cost, reduce test risk under one-trip string；
2, multiple specific retention probe is being set at water holdup tool probe fixing device inner circumferential interval, the maximum purpose measuring cross section in pit shaft can reached, make test result more accurate；
3, this testing tool uses memory-type tester, ensured test data safety records, instrument can under enter before be operated time delay arrange, without wireline test decrease preparation of construction work, save testing cost, reduce the construction risk of wireline test simultaneously；
4, whole test process is all carried out under the normal production status of gas well, it is ensured that test data can reflect the water holding situation that whole horizontal segment is actual.
Accompanying drawing explanation
Fig. 1 is structure chart of the present utility model.
Fig. 2 is the A-A sectional view of Fig. 1.
Detailed description of the invention
The utility model is described in further detail below in conjunction with the accompanying drawings.
Such as Fig. 1, shown in 2, present embodiments provide a kind of testing tool for horizontal gas well specific retention section, it includes the upper adapter 1 being sequentially connected with, sleeve 2, water holdup tool probe fixing device 9, lower adapter 5, described upper adapter 1 is for being connected with coiled tubing, lower adapter 2 is used for connecting temperature, pressure testing tool, battery and control circuit it is fixed with in sleeve, multiple specific retention probe 4 it is provided with in water holdup tool probe fixing device 9, wherein, lower adapter 5 is correspondingly provided be connected with wellbore fluids expose cavity 10, the test position of described specific retention probe 4 is positioned at exposes cavity.
In the present embodiment, blind hole 6 it is provided with in sleeve 2, the blind end of described blind hole 6 is located at the upper end of sleeve 2, the opening of blind hole 6 is located at the lower end of sleeve 2, the upper-end inner diameter of blind hole 6 is less than the lower end external diameter of blind hole, described battery and control circuit are arranged in circuit shell 7, described circuit shell 7 is cylindrical, its one end is inserted in the blind end of blind hole 6, one end is connected with anchor tip 3, be provided with screwed hole at the center of water holdup tool probe fixing device 9, the lower end of anchor tip 3 is screwed in the screwed hole of centre of water holdup tool probe fixing device 9.
In the present embodiment, 6 equally circumferentially spaced specific retention probe grooves 11 it are provided with in water holdup tool probe fixing device 9, a specific retention probe 4 it is correspondingly provided with in each specific retention probe groove 11, and be arranged in parallel between each specific retention probe, reach the maximum purpose measuring cross section in pit shaft.Wherein, in water holdup tool probe fixing device 9, corresponding each specific retention probe is provided with wire hole 8, is provided with electric wire and connects specific retention probe 4 and control circuit in each wire hole 8.
In the present embodiment, being additionally provided with memorizer and high-temperature battery in sleeve 2, memorizer is connected with specific retention probe 4.This utility model uses memory-type design, battery-powered, sets work time delay and sampling interval automatic data collection in down-hole by ground, and measurement data is stored in Instrument memory, and instrument takes out read test data behind ground.
After this utility model has been debugged, it is connected to coiled tubing front end by upper adapter, jointing temp stress test tool string is connected again by lower contact, this testing tool is loaded in lubricator, , coiled tubing carries this utility model and is lowered into interval of interest according to fixing speed, this utility model will automatically turn on mode of operation according to default work time delay, during entering under, owing in temperature, pressure testing tool string, starting taper has guiding, the effect that prevention instrument is hampered, the specific retention probe of external circulating type is possible not only to directly contact with wellbore fluids, also assures that this utility model test area on horizontal segment is longitudinal, measurement and the preservation of specific retention parameter is completed during instrument removes.
Measuring complete coiled tubing and this testing tool of tripping out, the measurement data in this testing tool is carried out retaking of a year or grade and processes, specific retention data are explained by application level gas well temperature and pressure means of interpretation, obtain horizontal gas well pay interval water holding section situation.
Claims (7)
1. the testing tool for horizontal gas well specific retention section, it is characterized in that: upper adapter that it includes being sequentially connected with, sleeve, water holdup tool probe fixing device, lower adapter, described upper adapter is for being connected with coiled tubing, lower adapter is used for connecting temperature, pressure testing tool, in sleeve, it is fixed with battery and control circuit, in water holdup tool probe fixing device, is provided with specific retention probe.
A kind of testing tool for horizontal gas well specific retention section the most according to claim 1, it is characterised in that be provided with the cavity that exposes being connected with wellbore fluids on lower adapter, the test position of described specific retention probe is positioned at exposes cavity.
A kind of testing tool for horizontal gas well specific retention section the most according to claim 1 and 2, it is characterized in that, multiple equally circumferentially spaced specific retention probe groove it is provided with in water holdup tool probe fixing device, in each specific retention probe groove, it is correspondingly provided with a specific retention probe, and is arranged in parallel between each specific retention probe.
A kind of testing tool for horizontal gas well specific retention section the most according to claim 3, it is characterised in that described specific retention probe is 6.
A kind of testing tool for horizontal gas well specific retention section the most according to claim 4, it is characterized in that, in water holdup tool probe fixing device, corresponding each specific retention probe is provided with wire hole, is provided with electric wire and connects specific retention probe and control circuit in each wire hole.
A kind of testing tool for horizontal gas well specific retention section the most according to claim 1 and 2, it is characterised in that be additionally provided with memorizer and high-temperature battery in sleeve, memorizer is connected with specific retention probe.
A kind of testing tool for horizontal gas well specific retention section the most according to claim 1 and 2, it is characterized in that, blind hole it is provided with in sleeve, the blind end of described blind hole is located at the upper end of sleeve, the opening of blind hole is located at the lower end of sleeve, the upper-end inner diameter of blind hole is less than the lower end external diameter of blind hole, described battery and control circuit are arranged in circuit shell, described circuit shell is cylindrical, its one end is inserted in the blind end of blind hole, and one end is connected with water holdup tool probe fixing device by anchor tip.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521074706.9U CN205422679U (en) | 2015-12-18 | 2015-12-18 | A testing tool that is used for horizontal gas well specific retention section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521074706.9U CN205422679U (en) | 2015-12-18 | 2015-12-18 | A testing tool that is used for horizontal gas well specific retention section |
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| CN205422679U true CN205422679U (en) | 2016-08-03 |
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| CN201521074706.9U Active CN205422679U (en) | 2015-12-18 | 2015-12-18 | A testing tool that is used for horizontal gas well specific retention section |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107201900A (en) * | 2017-07-28 | 2017-09-26 | 中国矿业大学 | Slidingtype polymorphic type gas reservoir payzone air water contribution rate measurement apparatus |
| CN109184666A (en) * | 2018-11-13 | 2019-01-11 | 长春市斯普瑞新技术有限责任公司 | A kind of production profile logging instrument of gas recovery well |
| CN111577262A (en) * | 2020-06-10 | 2020-08-25 | 中国石油天然气集团有限公司 | Underground storage direct-reading device |
-
2015
- 2015-12-18 CN CN201521074706.9U patent/CN205422679U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107201900A (en) * | 2017-07-28 | 2017-09-26 | 中国矿业大学 | Slidingtype polymorphic type gas reservoir payzone air water contribution rate measurement apparatus |
| CN107201900B (en) * | 2017-07-28 | 2020-08-07 | 中国矿业大学 | Sliding type multi-type gas reservoir production layer gas-water contribution rate measuring device |
| CN109184666A (en) * | 2018-11-13 | 2019-01-11 | 长春市斯普瑞新技术有限责任公司 | A kind of production profile logging instrument of gas recovery well |
| CN111577262A (en) * | 2020-06-10 | 2020-08-25 | 中国石油天然气集团有限公司 | Underground storage direct-reading device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20191218 Address after: 100728 Beijing, Chaoyangmen, North Street, No. 22, No. Co-patentee after: PETROLEUM ENGINEERING TECHNOLOGY RESEARCH INSTITUTE, JIANGHAN OILFIELD BRANCH OF CHINA PETROCHEMICAL CORPORATION Patentee after: China Petrochemical Co., Ltd. Address before: 430035 Hubei city of Wuhan province Gutian two Road No. 37 HSBC Nanniwan Avenue headquarters block fifth B Patentee before: PETROLEUM ENGINEERING TECHNOLOGY RESEARCH INSTITUTE, JIANGHAN OILFIELD BRANCH OF CHINA PETROCHEMICAL CORPORATION |
|
| TR01 | Transfer of patent right |