CN105781522A - Multi-parameter comprehensive well logging exploring tube - Google Patents
Multi-parameter comprehensive well logging exploring tube Download PDFInfo
- Publication number
- CN105781522A CN105781522A CN201511020728.1A CN201511020728A CN105781522A CN 105781522 A CN105781522 A CN 105781522A CN 201511020728 A CN201511020728 A CN 201511020728A CN 105781522 A CN105781522 A CN 105781522A
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- CN
- China
- Prior art keywords
- inserting tube
- well logging
- parameter comprehensive
- comprehensive well
- electrode
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- 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.)
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/08—Measuring diameters or related dimensions at the borehole
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B49/00—Testing the nature of borehole walls; Formation testing; Methods or apparatus for obtaining samples of soil or well fluids, specially adapted to earth drilling or wells
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geophysics (AREA)
- Geophysics And Detection Of Objects (AREA)
Abstract
The invention provides a multi-parameter comprehensive well logging exploring tube. The multi-parameter comprehensive well logging exploring tube comprises an exploring tube body. One end of the exploring tube body is connected with a bridle through a first connector, and the other end of the exploring tube body is connected with a quantitative gamma detector through a second connector. A three-lateral center electrode, a bucking electrode and a lead electrode are arranged in the middle of the exploring tube body at intervals. A first insulating spacer and a second insulating spacer are arranged on the two sides of the three-lateral center electrode. A first insulating rod is arranged between the bucking electrode and the lead electrode. A second insulating rod is sequentially arranged between the lead electrode and the quantitative gamma detector. A hole diameter wall is arranged on the outer wall of the exploring tube body. According to the multi-parameter comprehensive well logging exploring tube, multiple parameters are simultaneously collected through one time of well descending, interference between different methods is overcome, the well logging efficiency is improved in multiples, and the well logging cost is reduced.
Description
Technical field
Soak exploiting field developing logging technique with the present invention relates to uranium exploration and uranium ore, be specifically related to a kind of multi-parameter comprehensive well logging inserting tube.
Background technology
Borehole logging is to find out mineral deposit lithology Geophysical parameters in geologic prospect, evaluate the basic skills of ore deposit reserve etc., but current logging technique falls behind, survey complete required Geophysical parameters, it is necessary to carrying out multiple inserting tube well logging, logging efficiency is low, logging cost is higher, the requirement of modern technologies development can not be met, therefore, design a kind of novel multi-parameter comprehensive well logging inserting tube imperative.
In current uranium ore well logging, generally to carry out quantitative Gamma logging, nutural potential logging, resistivity and calliper log etc., current equipment both domestic and external is equipped with situation, surveys complete above-mentioned several parameters, it is generally required to three kinds of inserting tubes carry out three well loggings and could gather neat above parameter.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art, it is provided that a kind of multi-parameter comprehensive well logging inserting tube, it can gather many kinds of parameters, improves logging efficiency exponentially, reduces logging cost.
Realize the technical scheme of the object of the invention: a kind of multi-parameter comprehensive well logging inserting tube, it includes inserting tube main body, connects halter in inserting tube body end by interface one, and the other end of inserting tube main body connects quantitative gamma detector by interface two；Three lateral middle electrocardio level, bucking electrode, lead electrodes it are provided with at inserting tube body midsection point interval；During described three are lateral, electrocardio level both sides are respectively provided with insulation spacer one and insulation spacer two；Insulating bar one it is provided with between described bucking electrode and lead electrode；Insulating bar two has been set gradually between described lead electrode and quantitative gamma detector；Inserting tube body outer wall is provided with hole diameter wall.
A kind of multi-parameter comprehensive well logging inserting tube as above, its described quantitative gamma detector adopts FD-3019 scintillation detector.
A kind of multi-parameter comprehensive well logging inserting tube as above, its three described lateral middle electrocardio level, bucking electrodes all adopt rustless steel car system to form.
A kind of multi-parameter comprehensive well logging inserting tube as above, its described insulating bar one, insulating bar two adopt polysulfone material to process.
A kind of multi-parameter comprehensive well logging inserting tube as above, its described insulation spacer one and insulation spacer two adopt polysulfone material to process.
A kind of multi-parameter comprehensive well logging inserting tube as above, its described hole diameter arm adopts titanium alloy material to process.
A kind of multi-parameter comprehensive well logging inserting tube as above, the waterproof of its described interface one and interface two, and pressure grade is at more than 20Mpa.
Effect of the invention is that:
Multi-parameter comprehensive of the present invention well logging inserting tube, once goes into the well and gathers many kinds of parameters simultaneously, overcome the interference between distinct methods, improve logging efficiency exponentially, reduce logging cost, saved the time for Completion of Drilling Hole, reduce Completion of Drilling Hole risk.
Inserting tube compact conformation of the present invention is reasonable, and Effect on Detecting is notable.Quantitative γ is measured by it, hole diameter, natural potential, three lateral resistivity four parameters are integrated on an inserting tube, obtain quantitative γ by quantitative gamma detector and measure parameter, hole diameter wall obtains hole diameter, natural potential is obtained by lead electrode, three lateral in electrocardio levels obtain three lateral resistivity, bucking electrode makes the electric current of three lateral middle electrocardio levels vertically into stratum for focus current.The present invention arranges insulant between each electrode, electrically insulates.
The present invention, suitable in geologic prospect is logged well, soaks in the developing well logging of exploiting field with being particularly suited for uranium exploration and uranium ore, is the uranium geology condition and uranium reserve is most economical, the most efficient logging method evaluated at present.
Accompanying drawing explanation
Fig. 1 is a kind of multi-parameter comprehensive well logging inserting tube schematic diagram of the present invention.
In figure: 1. halter；2. interface one；3. three lateral middle electrocardio level；4. bucking electrode；5. insulation spacer one；6. insulating bar one；7. lead electrode；8. insulating bar two；9. insulation spacer two；10. hole diameter wall；11. interface two；12. quantitatively gamma detector.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, a kind of multi-parameter comprehensive well logging inserting tube of the present invention is further described.
As it is shown in figure 1, a kind of multi-parameter comprehensive well logging inserting tube of the present invention, it includes inserting tube main body, connects halter 1 in inserting tube body end by interface 1, and the other end of inserting tube main body connects quantitative gamma detector 12 by interface 2 11；Three lateral middle electrocardio level 3, bucking electrode 4, lead electrodes 7 it are provided with at inserting tube body midsection point interval.
During described three are lateral, electrocardio level 3 both sides are respectively provided with insulation spacer 1 and insulation spacer 29.Three lateral middle electrocardio levels 3 are central electrodes, adopt the rustless steel car system of φ 50 to form, and the long 60mm of electrode, its two ends implement to electrically insulate by insulation spacer and bucking electrode.
It is provided with insulating bar 1 between described bucking electrode 4 and lead electrode 7.Bucking electrode 4 length is 538mm, adopts rustless steel car system to form.Insulating bar 1 length is 410mm, diameter phi 50.
Insulating bar 28 has been set gradually between described lead electrode 7 and quantitative gamma detector 12.Plumbous electricity level 7 diameter phi 50, length 50mm.Insulating bar 28 length 490mm, diameter phi 50.
Inserting tube body outer wall is provided with hole diameter wall 10.Hole diameter arm 10 adopts titanium alloy material to process, and length is 350mm, and diameter is φ 10.
Described quantitative gamma detector 12 adopts FD-3019 scintillation detector, measures gamma-ray intensity, and then converses the grade of uranium ore layer.
Described insulating bar 1, insulating bar 28 adopt polysulfone material to process.Described insulation spacer 1 and insulation spacer 29 adopt polysulfone material to process.
Described interface 1 and interface 2 11 waterproof, and pressure grade is at more than 20Mpa.
Four parameters measured altogether by a kind of multi-parameter comprehensive well logging inserting tube of the present invention, respectively: three lateral resistivity, natural potential, hole diameter and quantitative gamma.Obtaining quantitative γ by quantitative gamma detector and measure parameter, hole diameter wall obtains hole diameter, obtains natural potential by lead electrode, three lateral in electrocardio levels obtain three lateral resistivity, bucking electrode makes the electric current of three lateral middle electrocardio levels vertically into stratum for focus current.During use, just the FD-3019 scintillation detector of head harness and inserting tube and afterbody is sequentially connected with, and transfers inserting tube, starts to measure natural potential, treats that inserting tube is down to foot of hole, starts measured quantity gamma, hole diameter, three lateral resistivity.
Claims (7)
1. a multi-parameter comprehensive well logging inserting tube, it is characterized in that: it includes inserting tube main body, connecting halter (1) in inserting tube body end by interface one (2), the other end of inserting tube main body connects quantitative gamma detector (12) by interface two (11)；Three lateral middle electrocardio level (3), bucking electrode (4), lead electrodes (7) it are provided with at inserting tube body midsection point interval；
During described three are lateral, electrocardio level (3) both sides are respectively provided with insulation spacer one (5) and insulation spacer two (9)；
It is provided with insulating bar one (6) between described bucking electrode (4) and lead electrode (7)；
Insulating bar two (8) has been set gradually between described lead electrode (7) and quantitative gamma detector (12)；
Inserting tube body outer wall is provided with hole diameter wall (10).
2. a kind of multi-parameter comprehensive well logging inserting tube according to claim 1, it is characterised in that: described quantitative gamma detector (12) adopts FD-3019 scintillation detector.
3. a kind of multi-parameter comprehensive well logging inserting tube according to claim 1, it is characterised in that: during described three are lateral, electrocardio level (3), bucking electrode (4) all adopt rustless steel car system to form.
4. a kind of multi-parameter comprehensive well logging inserting tube according to claim 1, it is characterised in that: described insulating bar one (6), insulating bar two (8) adopt polysulfone material to process.
5. a kind of multi-parameter comprehensive well logging inserting tube according to claim 1, it is characterised in that: described insulation spacer one (5) and insulation spacer two (9) adopt polysulfone material to process.
6. a kind of multi-parameter comprehensive well logging inserting tube according to claim 1, it is characterised in that: described hole diameter arm (10) adopts titanium alloy material to process.
7. a kind of multi-parameter comprehensive well logging inserting tube according to claim 1, it is characterised in that: described described interface one (2) and the waterproof of interface two (11), and pressure grade is at more than 20Mpa.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511020728.1A CN105781522A (en) | 2015-12-29 | 2015-12-29 | Multi-parameter comprehensive well logging exploring tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511020728.1A CN105781522A (en) | 2015-12-29 | 2015-12-29 | Multi-parameter comprehensive well logging exploring tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105781522A true CN105781522A (en) | 2016-07-20 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511020728.1A Pending CN105781522A (en) | 2015-12-29 | 2015-12-29 | Multi-parameter comprehensive well logging exploring tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105781522A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107643545A (en) * | 2017-10-11 | 2018-01-30 | 中国煤炭地质总局二九勘探队 | Hydrographic survey salinization inserting tube |
| CN112946025A (en) * | 2021-01-11 | 2021-06-11 | 中国石油天然气股份有限公司 | Resistance-capacitance oscillation-based underground casing inner coating detector and detection method thereof |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201236701Y (en) * | 2008-07-30 | 2009-05-13 | 北京环鼎科技有限责任公司 | Multifunctional combined logging instrument for petroleum exploration |
| CN202832503U (en) * | 2012-10-29 | 2013-03-27 | 陕西联盟物流有限公司 | Combination well logging device |
-
2015
- 2015-12-29 CN CN201511020728.1A patent/CN105781522A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201236701Y (en) * | 2008-07-30 | 2009-05-13 | 北京环鼎科技有限责任公司 | Multifunctional combined logging instrument for petroleum exploration |
| CN202832503U (en) * | 2012-10-29 | 2013-03-27 | 陕西联盟物流有限公司 | Combination well logging device |
Non-Patent Citations (6)
| Title |
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| 余西垂等: "高含量闪烁_测井仪研制与应用", 《东华理工大学学报（自然科学版）》 * |
| 刘则尧等: "地球物理综合测井技术在我国地浸采铀矿山的应用", 《铀矿冶》 * |
| 刘玉凤等: "多臂井径技术评价与应用", 《测井技术》 * |
| 罗志明: "综合测井在滇西地浸砂岩铀矿勘探中的应用", 《中国优秀博硕士学位论文全文数据库（硕士） 基础科学辑》 * |
| 高井明等: "FD-3019应用中出现的问题与对策", 《全国铀矿大基地建设学术研讨会论文集（下）》 * |
| 黄智辉: "煤田地球物理测井讲座", 《国外地质勘探技术》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107643545A (en) * | 2017-10-11 | 2018-01-30 | 中国煤炭地质总局二九勘探队 | Hydrographic survey salinization inserting tube |
| CN112946025A (en) * | 2021-01-11 | 2021-06-11 | 中国石油天然气股份有限公司 | Resistance-capacitance oscillation-based underground casing inner coating detector and detection method thereof |
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Application publication date: 20160720 |