CN105332694A - Storage type while-drilling temperature measurement instrument for superhigh-temperature geothermal wells - Google Patents
Storage type while-drilling temperature measurement instrument for superhigh-temperature geothermal wells Download PDFInfo
- Publication number
- CN105332694A CN105332694A CN201510868370.1A CN201510868370A CN105332694A CN 105332694 A CN105332694 A CN 105332694A CN 201510868370 A CN201510868370 A CN 201510868370A CN 105332694 A CN105332694 A CN 105332694A
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- temperature
- groove
- measurement
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- drilling
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- 238000005553 drilling Methods 0.000 title abstract description 13
- 238000009529 body temperature measurement Methods 0.000 title abstract 5
- 238000009413 insulation Methods 0.000 claims abstract description 12
- 230000003321 amplification Effects 0.000 claims abstract description 7
- 238000003199 nucleic acid amplification method Methods 0.000 claims abstract description 7
- 210000002445 nipple Anatomy 0.000 claims description 12
- 238000000034 method Methods 0.000 claims description 8
- 238000007789 sealing Methods 0.000 claims description 8
- 241001074085 Scophthalmus aquosus Species 0.000 claims description 6
- 238000005259 measurement Methods 0.000 abstract description 10
- 230000007547 defect Effects 0.000 abstract 1
- 230000015572 biosynthetic process Effects 0.000 description 5
- XQCFHQBGMWUEMY-ZPUQHVIOSA-N Nitrovin Chemical compound C=1C=C([N+]([O-])=O)OC=1\C=C\C(=NNC(=N)N)\C=C\C1=CC=C([N+]([O-])=O)O1 XQCFHQBGMWUEMY-ZPUQHVIOSA-N 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000005336 cracking Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011156 evaluation Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 238000003325 tomography Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B47/00—Survey of boreholes or wells
- E21B47/06—Measuring temperature or pressure
- E21B47/07—Temperature
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- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Geophysics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Testing Or Calibration Of Command Recording Devices (AREA)
Abstract
The invention relates to the technical field of underground while-drilling measurement for superhigh-temperature geothermal wells, in particular to a storage type while-drilling temperature measurement instrument for superhigh-temperature geothermal wells. The upper and lower ends of a temperature measurement pup joint body of the instrument are connected with spherical centering guides respectively. A heat conduction measurement groove, a line connection groove and a heat insulation control groove are formed in the outer wall of the temperature measurement pup joint body. A thermistor sensor assembly is installed in the heat conduction measurement groove. A master control integrated circuit is installed in the heat insulation control groove, and the outer side of the master control integrated circuit is armored. The thermistor sensor assembly comprises a thermistor sensor connected with a signal amplification circuit. By means of the instrument, measurement can be normally and accurately performed for a long time under the superhigh temperature or strong grinding or high-frequency vibration condition, and the requirements for safe drilling and completion of high-temperature geothermal wells and accurate prediction on productivity can be met; the defect that by means of an existing while-drilling wellhole temperature measurement instrument, measurement can not be normally and accurately performed for a long time under the superhigh temperature or strong grinding or high-frequency vibration condition is overcome.
Description
Technical field:
The present invention relates to superhigh temperature geothermal well DHM-MWD technical field, particularly a kind of superhigh temperature geothermal well memory-type is with brill temperature measuring device.
Background technology:
Geothermal energy resources have a very wide distribution because of it, and potentiality to be exploited is large, and the free of contamination feature of safety and environmental protection is the important component part of many national energy all the time, more becomes a trend of future development clean energy resource in recent years.Current drilling well is still the only resource of underground geothermal resource exploration exploitation, and the important parameter that formation temperature is developed as geothermal drilling, both the enforcement of the technology such as downhole tool, drilling fluid system, well cementation, completion and measure had been related to, also be the evaluation index of heat energy payzone simultaneously, therefore obtain the formation temperature in geothermal well drilling process, meaning is very great.But the lithology of underground heat payzone and conventional stratum widely different, comprise 3 points in simple terms: (1) formation hardness is large, and drillability is poor; (2) formation temperature is high, limits the use of Conventional drilling equipment; (3) stratum multiple cracking and tomography, many leakages, poor stability.This cause both at home and abroad with drilling well cylinder thermometric instruments under superhigh temperature, strong grinding, dither condition, all cannot normal Measurement accuracy for a long time.Therefore need a kind of long-time, low cost, high-precision measuring formation temperature instrument carry out aided drilling operation and geothermal exploitation is produced.
Summary of the invention:
The technical problem to be solved in the present invention is to provide a kind of superhigh temperature geothermal well memory-type with brill temperature measuring device, the arrangement achieves can under superhigh temperature, strong grinding, dither condition long-time normal Measurement accuracy, meet the requirement that high-temperature geothermal well bores safely completion, production capacity Accurate Prediction.Overcome existing cannot the deficiency of normal Measurement accuracy for a long time under superhigh temperature, strong grinding, dither condition with drilling well cylinder thermometric instruments.
The technical solution used in the present invention is: a kind of superhigh temperature geothermal well memory-type, with brill temperature measuring device, comprises thermometric nipple body, the upper and lower two ends of thermometric nipple body all connect spherical centralizer, thermometric nipple body outer wall has heat conduction measuring flume, connection groove and heat insula tion groove, thermistor (temperature) sensor assembly is installed in heat conduction measuring flume, in heat insula tion groove, main control integrated circuit is installed, armouring outside main control integrated circuit, thermistor (temperature) sensor assembly comprises thermistor (temperature) sensor, thermistor (temperature) sensor is connected with signal amplification circuit, main control integrated circuit comprises governor circuit, governor circuit is connected with power module, signal amplification circuit is connected with governor circuit with signal transmssion line respectively by power line, power line and signal transmssion line are placed in connection groove, governor circuit can be connected with data acquisition process terminal by data acquisition command interface, sealing anti-wear sleeve to be threaded on thermometric nipple body outer wall by sleeve seal and to be sealed by O-ring seal, sealing anti-wear sleeve seals up heat conduction measuring flume, connection groove and heat insula tion groove.
The invention has the beneficial effects as follows: the present invention can under superhigh temperature, strong grinding, dither condition long-time normal Measurement accuracy, meet the requirement that high-temperature geothermal well bores safely completion, production capacity Accurate Prediction.
Accompanying drawing illustrates:
Below in conjunction with the drawings and specific embodiments, the present invention will be further described in detail.
Fig. 1 is structural representation of the present invention.
Fig. 2 is the structural representation of heat conduction measuring flume, connection groove and heat insula tion groove.
Fig. 3 is the structural representation of thermistor (temperature) sensor assembly.
Fig. 4 is the structural representation of main control integrated circuit and data acquisition process terminal.
Detailed description of the invention:
As shown in Figure 1, Figure 2, Figure 3, Figure 4, a kind of superhigh temperature geothermal well memory-type, with brill temperature measuring device, comprises thermometric nipple body 2, thermometric nipple body about 2 two ends all connect spherical centralizer 1, thermometric nipple body 2 outer wall has heat conduction measuring flume 5, connection groove 7 and heat insula tion groove 9, thermistor (temperature) sensor assembly 6 is installed in heat conduction measuring flume 5, main control integrated circuit 8 is installed in heat insula tion groove 9, armouring outside main control integrated circuit 8, thermistor (temperature) sensor assembly 6 comprises thermistor (temperature) sensor 12, thermistor (temperature) sensor 12 is connected with signal amplification circuit 13, main control integrated circuit 8 comprises governor circuit 16, governor circuit 16 is connected with power module 17, signal amplification circuit 13 is connected with governor circuit 16 with signal transmssion line 15 respectively by power line 14, power line 14 and signal transmssion line 15 are placed in connection groove 7, governor circuit 16 can be connected with data acquisition process terminal 11 by data acquisition command interface 18, sealing anti-wear sleeve 4 to be connected on thermometric nipple body 2 outer wall by sleeve seal screw thread 10 and to be sealed by O-ring seal 3, sealing anti-wear sleeve 4 seals up heat conduction measuring flume 5, connection groove 7 and heat insula tion groove 9.
Instrument, before going into the well, carries out the setting of thermometric time and frequency to main control integrated circuit 8 by the software of data acquisition process terminal 11; Carry out lower well measurements operation, after having tested, dismantle sealing anti-wear sleeve 4, take out main control integrated circuit 8, main control integrated circuit 8 is connected with data acquisition process terminal 11, read Time-temperature data by Temperature Treatment software.In conjunction with the time m-depth data that the well depth survey device be arranged on rig cylinder records, take time as reference point, the experiment curv of well depth-temperature can be obtained.
Be understandable that, above about specific descriptions of the present invention, the technical scheme described by the embodiment of the present invention is only not limited to for illustration of the present invention, those of ordinary skill in the art is to be understood that, still can modify to the present invention or equivalent replacement, to reach identical technique effect; Needs are used, all within protection scope of the present invention as long as meet.
Claims (1)
1. superhigh temperature geothermal well memory-type is with a brill temperature measuring device, comprises thermometric nipple body (2), it is characterized in that: thermometric nipple body (2) all connects spherical centralizer (1) in two ends up and down, thermometric nipple body (2) outer wall has heat conduction measuring flume (5), connection groove (7) and heat insula tion groove (9), thermistor (temperature) sensor assembly (6) is installed in heat conduction measuring flume (5), main control integrated circuit (8) is installed in heat insula tion groove (9), main control integrated circuit (8) outside armouring, thermistor (temperature) sensor assembly (6) comprises thermistor (temperature) sensor (12), thermistor (temperature) sensor (12) is connected with signal amplification circuit (13), main control integrated circuit (8) comprises governor circuit (16), governor circuit (16) is connected with power module (17), signal amplification circuit (13) is connected with governor circuit (16) with signal transmssion line (15) respectively by power line (14), power line (14) and signal transmssion line (15) are placed in connection groove (7), governor circuit (16) can be connected with data acquisition process terminal (11) by data acquisition command interface (18), sealing anti-wear sleeve (4) is connected on thermometric nipple body (2) outer wall also by O-ring seal (3) sealing by sleeve seal screw thread (10), sealing anti-wear sleeve (4) seals up heat conduction measuring flume (5), connection groove (7) and heat insula tion groove (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510868370.1A CN105332694A (en) | 2015-11-30 | 2015-11-30 | Storage type while-drilling temperature measurement instrument for superhigh-temperature geothermal wells |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510868370.1A CN105332694A (en) | 2015-11-30 | 2015-11-30 | Storage type while-drilling temperature measurement instrument for superhigh-temperature geothermal wells |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105332694A true CN105332694A (en) | 2016-02-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510868370.1A Pending CN105332694A (en) | 2015-11-30 | 2015-11-30 | Storage type while-drilling temperature measurement instrument for superhigh-temperature geothermal wells |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105332694A (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109838231A (en) * | 2019-02-25 | 2019-06-04 | 中国地质科学院 | It is a kind of for geothermal deep well temperature reservoirs evaluation well in intelligent joint |
| CN111485872A (en) * | 2020-03-06 | 2020-08-04 | 四川省地质矿产勘查开发局成都水文地质工程地质队 | Temperature measuring device of geothermal well |
| CN111663938A (en) * | 2019-03-05 | 2020-09-15 | 中国石油化工股份有限公司 | High-temperature drilling temperature measurement method |
| CN112832750A (en) * | 2021-03-27 | 2021-05-25 | 河北地质大学 | Temperature measuring device convenient to adapt to geothermal wells of different shapes |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2761842Y (en) * | 2005-01-24 | 2006-03-01 | 大庆石油管理局 | Anti-high temperature during drilling well pressure temperature testing tool |
| CN201372792Y (en) * | 2009-03-13 | 2009-12-30 | 中国石油天然气集团公司 | Instrument for measuring temperature and pressure while drilling in drilling well |
| CN101749007A (en) * | 2009-12-11 | 2010-06-23 | 中国石油集团长城钻探工程有限公司 | High-temperature cable direct-reading five-parameter logging instrument |
| CN202117664U (en) * | 2011-06-29 | 2012-01-18 | 中国石油集团西部钻探工程有限公司 | Device for measuring shaft bottom parameters |
| CN202273673U (en) * | 2011-07-21 | 2012-06-13 | 王晓东 | Temperature/pressure continuous monitoring device of gas injection well |
| CN102996117A (en) * | 2012-12-20 | 2013-03-27 | 西安思坦仪器股份有限公司 | Heat-resistant gas injection multi-parameter logger |
| CN203847098U (en) * | 2014-04-30 | 2014-09-24 | 张洪新 | Underground temperature and pressure parameter measurement device |
| CN204371260U (en) * | 2014-11-28 | 2015-06-03 | 中国石油天然气股份有限公司 | A kind of measurement pipe nipple of perforation tubular column and perforation tubular column |
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2015
- 2015-11-30 CN CN201510868370.1A patent/CN105332694A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2761842Y (en) * | 2005-01-24 | 2006-03-01 | 大庆石油管理局 | Anti-high temperature during drilling well pressure temperature testing tool |
| CN201372792Y (en) * | 2009-03-13 | 2009-12-30 | 中国石油天然气集团公司 | Instrument for measuring temperature and pressure while drilling in drilling well |
| CN101749007A (en) * | 2009-12-11 | 2010-06-23 | 中国石油集团长城钻探工程有限公司 | High-temperature cable direct-reading five-parameter logging instrument |
| CN202117664U (en) * | 2011-06-29 | 2012-01-18 | 中国石油集团西部钻探工程有限公司 | Device for measuring shaft bottom parameters |
| CN202273673U (en) * | 2011-07-21 | 2012-06-13 | 王晓东 | Temperature/pressure continuous monitoring device of gas injection well |
| CN102996117A (en) * | 2012-12-20 | 2013-03-27 | 西安思坦仪器股份有限公司 | Heat-resistant gas injection multi-parameter logger |
| CN203847098U (en) * | 2014-04-30 | 2014-09-24 | 张洪新 | Underground temperature and pressure parameter measurement device |
| CN204371260U (en) * | 2014-11-28 | 2015-06-03 | 中国石油天然气股份有限公司 | A kind of measurement pipe nipple of perforation tubular column and perforation tubular column |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109838231A (en) * | 2019-02-25 | 2019-06-04 | 中国地质科学院 | It is a kind of for geothermal deep well temperature reservoirs evaluation well in intelligent joint |
| CN109838231B (en) * | 2019-02-25 | 2022-09-06 | 中国地质科学院 | Intelligent joint in well for evaluating high-temperature reservoir of geothermal deep well |
| CN111663938A (en) * | 2019-03-05 | 2020-09-15 | 中国石油化工股份有限公司 | High-temperature drilling temperature measurement method |
| CN111663938B (en) * | 2019-03-05 | 2023-07-04 | 中国石油化工股份有限公司 | High-temperature drilling temperature measurement method |
| CN111485872A (en) * | 2020-03-06 | 2020-08-04 | 四川省地质矿产勘查开发局成都水文地质工程地质队 | Temperature measuring device of geothermal well |
| CN112832750A (en) * | 2021-03-27 | 2021-05-25 | 河北地质大学 | Temperature measuring device convenient to adapt to geothermal wells of different shapes |
| CN112832750B (en) * | 2021-03-27 | 2023-02-28 | 河北地质大学 | Temperature measuring device convenient to adapt to geothermal wells of different shapes |
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Application publication date: 20160217 |