NO941112L - Telemetri-system - Google Patents
Telemetri-systemInfo
- Publication number
- NO941112L NO941112L NO941112A NO941112A NO941112L NO 941112 L NO941112 L NO 941112L NO 941112 A NO941112 A NO 941112A NO 941112 A NO941112 A NO 941112A NO 941112 L NO941112 L NO 941112L
- Authority
- NO
- Norway
- Prior art keywords
- transmitter
- sludge
- telemetry system
- downward
- signals
- Prior art date
Links
- 239000010802 sludge Substances 0.000 abstract 3
- 230000005540 biological transmission Effects 0.000 abstract 1
- 238000005553 drilling Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 abstract 1
- 238000011144 upstream manufacturing Methods 0.000 abstract 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L27/00—Modulated-carrier systems
- H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
-
- 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
- E21B47/12—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
- E21B47/14—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling using acoustic waves
- E21B47/18—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling using acoustic waves through the well fluid, e.g. mud pressure pulse telemetry
-
- 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
- E21B47/12—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling
- E21B47/14—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling using acoustic waves
- E21B47/18—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling using acoustic waves through the well fluid, e.g. mud pressure pulse telemetry
- E21B47/24—Means for transmitting measuring-signals or control signals from the well to the surface, or from the surface to the well, e.g. for logging while drilling using acoustic waves through the well fluid, e.g. mud pressure pulse telemetry by positive mud pulses using a flow restricting valve within the drill pipe
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Geology (AREA)
- Geophysics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- Remote Sensing (AREA)
- Acoustics & Sound (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Arrangements For Transmission Of Measured Signals (AREA)
- Cable Transmission Systems, Equalization Of Radio And Reduction Of Echo (AREA)
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US3775793A | 1993-03-26 | 1993-03-26 |
Publications (2)
Publication Number | Publication Date |
---|---|
NO941112D0 NO941112D0 (no) | 1994-03-25 |
NO941112L true NO941112L (no) | 1994-09-27 |
Family
ID=21896154
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
NO941112A NO941112L (no) | 1993-03-26 | 1994-03-25 | Telemetri-system |
Country Status (5)
Country | Link |
---|---|
EP (1) | EP0617196B1 (ja) |
JP (1) | JP2637044B2 (ja) |
CA (1) | CA2119986C (ja) |
DE (1) | DE69425008T2 (ja) |
NO (1) | NO941112L (ja) |
Families Citing this family (35)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
ATE175801T1 (de) * | 1990-09-18 | 1999-01-15 | Rodime Plc | Digitale servosteuerung für ein plattenlaufwerk |
NO305219B1 (no) * | 1994-03-16 | 1999-04-19 | Aker Eng As | FremgangsmÕte og sender/mottaker for overf°ring av signaler via et medium i r°r eller slanger |
DE59509406D1 (de) * | 1995-05-23 | 2001-08-16 | Baker Hughes Inc | Verfahren und Vorrichtung zur Übertragung von Informationen an einen untertägigen Informationsempfänger |
US6320914B1 (en) * | 1996-12-18 | 2001-11-20 | Ericsson Inc. | Spectrally efficient modulation using overlapped GMSK |
US5963138A (en) * | 1998-02-05 | 1999-10-05 | Baker Hughes Incorporated | Apparatus and method for self adjusting downlink signal communication |
US6237404B1 (en) * | 1998-02-27 | 2001-05-29 | Schlumberger Technology Corporation | Apparatus and method for determining a drilling mode to optimize formation evaluation measurements |
US6552665B1 (en) * | 1999-12-08 | 2003-04-22 | Schlumberger Technology Corporation | Telemetry system for borehole logging tools |
GB2371582B (en) | 2000-03-10 | 2003-06-11 | Schlumberger Holdings | Method and apparatus enhanced acoustic mud impulse telemetry during underbalanced drilling |
US6920085B2 (en) * | 2001-02-14 | 2005-07-19 | Halliburton Energy Services, Inc. | Downlink telemetry system |
GB2407597B8 (en) * | 2001-02-14 | 2006-06-13 | Halliburton Energy Serv Inc | Downlink telemetry system |
US7417920B2 (en) | 2001-03-13 | 2008-08-26 | Baker Hughes Incorporated | Reciprocating pulser for mud pulse telemetry |
US6898150B2 (en) | 2001-03-13 | 2005-05-24 | Baker Hughes Incorporated | Hydraulically balanced reciprocating pulser valve for mud pulse telemetry |
US7320370B2 (en) | 2003-09-17 | 2008-01-22 | Schlumberger Technology Corporation | Automatic downlink system |
US8811118B2 (en) | 2006-09-22 | 2014-08-19 | Baker Hughes Incorporated | Downhole noise cancellation in mud-pulse telemetry |
CA2682918A1 (en) | 2007-03-27 | 2008-10-02 | Shell Internationale Research Maatschappij B.V. | Wellbore communication, downhole module, and method for communicating |
US8286257B2 (en) | 2008-06-02 | 2012-10-09 | Schlumberger Technology Corporation | Enabling synchronous and asynchronous collaboration for software applications |
CA2642713C (en) | 2008-11-03 | 2012-08-07 | Halliburton Energy Services, Inc. | Drilling apparatus and method |
US9388635B2 (en) | 2008-11-04 | 2016-07-12 | Halliburton Energy Services, Inc. | Method and apparatus for controlling an orientable connection in a drilling assembly |
US8302685B2 (en) * | 2009-01-30 | 2012-11-06 | Schlumberger Technology Corporation | Mud pulse telemetry data modulation technique |
GB0911844D0 (en) | 2009-07-08 | 2009-08-19 | Fraser Simon B | Downhole apparatus, device, assembly and method |
US9771793B2 (en) | 2009-07-08 | 2017-09-26 | Halliburton Manufacturing And Services Limited | Downhole apparatus, device, assembly and method |
GB0916808D0 (en) | 2009-09-24 | 2009-11-04 | Mcgarian Bruce | A method and apparatus for commumicating with a device located in a borehole |
WO2011159900A2 (en) * | 2010-06-16 | 2011-12-22 | Schlumberger Canada Limited | Method and apparatus for detecting fluid flow modulation telemetry signals transmitted from and instrument in a wellbore |
WO2013148005A1 (en) * | 2011-12-23 | 2013-10-03 | Robert Macdonald | Controlled full flow pressure pulser for measurement while drilling (mwd) device |
JP5950276B2 (ja) * | 2012-04-04 | 2016-07-13 | 国立研究開発法人海洋研究開発機構 | 送信装置、受信装置、受信システム及び受信プログラム |
US9828853B2 (en) | 2012-09-12 | 2017-11-28 | Halliburton Energy Services, Inc. | Apparatus and method for drilling fluid telemetry |
WO2014193712A1 (en) | 2013-05-29 | 2014-12-04 | Scientific Drilling International, Inc. | Channel impulse response identification and compensation |
CN103573258B (zh) * | 2013-10-10 | 2016-06-15 | 航天科工惯性技术有限公司 | 一种旋转导向钻井系统的下传指令解码方法 |
US9553336B2 (en) | 2013-11-15 | 2017-01-24 | Sumitomo Electric Industries, Ltd. | Power supply system for well |
US9702246B2 (en) | 2014-05-30 | 2017-07-11 | Scientific Drilling International, Inc. | Downhole MWD signal enhancement, tracking, and decoding |
US10077650B2 (en) | 2014-11-20 | 2018-09-18 | Schlumberger Technology Corporation | Continuous downlinking while drilling |
WO2017062009A1 (en) * | 2015-10-08 | 2017-04-13 | Halliburton Energy Services Inc. | Mud pulse telemetry preamble for sequence detection and channel estimation |
CN107989595B (zh) * | 2017-12-11 | 2023-11-28 | 新疆贝肯能源工程股份有限公司 | 可编程自动控制下行通讯装置及下行信号传输方法 |
NO20230810A1 (en) * | 2021-04-05 | 2023-07-26 | Halliburton Energy Services Inc | Adaptive pulse waveform for channel estimation in mud pulse telemetry |
US11982181B2 (en) * | 2021-11-19 | 2024-05-14 | Rime Downhole Technologies, Llc | Pulser cycle sweep method and device |
Family Cites Families (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3863203A (en) * | 1972-07-18 | 1975-01-28 | Mobil Oil Corp | Method and apparatus for controlling the data rate of a downhole acoustic transmitter in a logging-while-drilling system |
CA1098202A (en) * | 1976-12-30 | 1981-03-24 | Preston E. Chaney | Telemetry system |
JPS54107761A (en) * | 1978-02-03 | 1979-08-23 | Jiyon Etsuchi Uesuto Reiku | Method and apparatus for transporting information from well interior to earth surface |
US4734892A (en) * | 1983-09-06 | 1988-03-29 | Oleg Kotlyar | Method and tool for logging-while-drilling |
FR2591828B1 (fr) * | 1985-12-13 | 1988-02-12 | Thomson Csf | Dispositif de modulation d'une frequence porteuse par sauts de phase ou de frequence |
US4703461A (en) * | 1986-03-31 | 1987-10-27 | Eastman Christensen Co. | Universal mud pulse telemetry system |
-
1994
- 1994-03-23 DE DE69425008T patent/DE69425008T2/de not_active Expired - Fee Related
- 1994-03-23 EP EP94302073A patent/EP0617196B1/en not_active Expired - Lifetime
- 1994-03-25 CA CA002119986A patent/CA2119986C/en not_active Expired - Lifetime
- 1994-03-25 NO NO941112A patent/NO941112L/no unknown
- 1994-03-28 JP JP6080876A patent/JP2637044B2/ja not_active Expired - Fee Related
Also Published As
Publication number | Publication date |
---|---|
DE69425008D1 (de) | 2000-08-03 |
EP0617196A2 (en) | 1994-09-28 |
CA2119986C (en) | 2002-02-19 |
EP0617196B1 (en) | 2000-06-28 |
CA2119986A1 (en) | 1994-09-27 |
NO941112D0 (no) | 1994-03-25 |
JP2637044B2 (ja) | 1997-08-06 |
DE69425008T2 (de) | 2000-11-02 |
JPH0757179A (ja) | 1995-03-03 |
EP0617196A3 (en) | 1996-04-03 |
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