SA230B1 - Apparatus and method to set the ground resistivity formations - Google Patents

Apparatus and method to set the ground resistivity formations

Info

Publication number
SA230B1
SA230B1 SA93130359A SA93130359A SA230B1 SA 230 B1 SA230 B1 SA 230B1 SA 93130359 A SA93130359 A SA 93130359A SA 93130359 A SA93130359 A SA 93130359A SA 230 B1 SA230 B1 SA 230B1
Authority
SA
Saudi Arabia
Prior art keywords
body
current
transmitter
electrode
electrical signal
Prior art date
Application number
SA93130359A
Other languages
Arabic (ar)
Inventor
بريان كلارك
ستيفين دي بونر
جاك جوندت
مارتن لولينج
ريتشارد ايه روز تال
عبدالله ايه باجرش
Original Assignee
شلومبيرجر ميدل ايست اس ايه
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Priority to US07/786,137 priority Critical patent/US5235285A/en
Application filed by شلومبيرجر ميدل ايست اس ايه filed Critical شلومبيرجر ميدل ايست اس ايه
Publication of SA230B1 publication Critical patent/SA230B1/en

Links

Classifications

    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B47/00Survey of boreholes or wells
    • E21B47/01Devices for supporting measuring instruments on a drill pipe, rod or wireline ; Protecting measuring instruments in boreholes against heat, shock, pressure or the like
    • EFIXED CONSTRUCTIONS
    • E21EARTH DRILLING; MINING
    • E21BEARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
    • E21B17/00Drilling rods or pipes; Flexible drill strings; Kellies; Drill collars; Sucker rods ; Cables; Casings; Tubings
    • E21B17/10Wear protectors; Centralising devices, e.g. stabilisers
    • E21B17/1078Stabilisers or centralisers for casing, tubing or drill pipes
    • GPHYSICS
    • G01MEASURING; TESTING
    • G01VGEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS
    • G01V3/00Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation
    • G01V3/18Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for well-logging
    • G01V3/20Electric or magnetic prospecting or detecting; Measuring magnetic field characteristics of the earth, e.g. declination, deviation specially adapted for well-logging operating with propagation of electric current

Abstract

الملخص: يتعلق هذا الإختراع الحالى بجهاز لتعيين مقاومية التكوينات الأرضية المحيطة ببئر الحفر borehole. Abstract: The present invention relates to the current device to set resistivity surrounding a well drilling borehole ground formations. ويتم توفير جسم ممتد له قابلية جيدة على توصيل الكهرباء وقابل للحركة داخل بئر الحفر. It is provided an extended body has good scalability on electricity and is subject to the movement connected inside the borehole. ويقوم جهاز إرسال أول بتوليد تيار كهربائي أول فى الجسم من خلال موضع أول لجهاز الإرسال على الجسم، على أن يسري التيار في مسار يشتمل على الجسم والتكوينات الأرضية . The transmitter first to generate an electric current in the first body through the first transmitter on the body position, that applies in the current path includes the body and ground formations. ويتم تركيب قطب كهربائي على الجسم حيث يكون سطحه معزولا كهربائيا عن سطح الجسم ليتم قياس الإشارة الكهربائية الأولى الناتجة عن التيار الكهربائي الأول عند القطب الكهربائي. The electrode is mounted on the body where the surface is electrically isolated from the surface of the body to be the first electrical signal generated by measuring the voltage at the first electrode. ويقوم جهاز إرسال ثانى بتوليد تيار كهربائي ثاني فى الجسم خلال موضع ثانى لجهاز الإرسال يكون على مسافة من موضع جهاز الإرسال الأول، ويسري التيار الثانى في مسار يشتمل على الجسم والتكوينات الأرضية. The second transmitter generates an electric current in the second body during the second position of the transmitter is at a distance from the first position transmitter, and apply current in the second path involves the body and ground formations. ويتم قياس إشارة كهربائية ثانية ، ناتجة عن موقع التيار الكهربائي الثانى، عند القطب الكهربائي . The electrical signal is measured in seconds, resulting from the second power supply location, at the electrode. ويقوم جهاز مراقبة بقياس التيار المحوري المار عبر جهاز المراقبة على الجسم للحصول على قيمة التيارالكهربائي لجهاز المراقبة. The monitoring device measuring the axial current passing through the monitoring device on the body to get the value of your control electricity supply standard. ويكون البيان الخاض بمقاومية التكوين الأرضى والذى تم استخلاصه بمثابة دالة لكل من الإشارة الكهربائية الأولى، والإشارة الكهربائية الثانية، وقيمة التيار في جهاز المراقبة. The statement will be Kad Bmquaomah ground configuration, which was drawn as a function of each of the first electric signal, the second electrical signal, and the value of the current in the monitoring device.
SA93130359A 1991-10-31 1993-02-03 Apparatus and method to set the ground resistivity formations SA230B1 (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
US07/786,137 US5235285A (en) 1991-10-31 1991-10-31 Well logging apparatus having toroidal induction antenna for measuring, while drilling, resistivity of earth formations

Publications (1)

Publication Number Publication Date
SA230B1 true SA230B1 (en) 2004-08-29

Family

ID=25137692

Family Applications (1)

Application Number Title Priority Date Filing Date
SA93130359A SA230B1 (en) 1991-10-31 1993-02-03 Apparatus and method to set the ground resistivity formations

Country Status (2)

Country Link
US (3) US5235285A (en)
SA (1) SA230B1 (en)

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US5359324A (en) 1994-10-25
US5339036A (en) 1994-08-16

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