USC_Sec_4_Logging_Environment_ppt_3pp

USC_Sec_4_Logging_Environment_ppt_3pp - PTE-461 Formation...

Info iconThis preview shows pages 1–4. Sign up to view the full content.

View Full Document Right Arrow Icon
1 Donald G. Hil , Ph.D., R.Gp, R. G., R.P.G., L.P.Gp. dgh@hil petro.com PTE-461: Fal 2007 Section 4: Logging Environment Slide No.: 1 PTE-461 Formation Evaluation Fall Semester, 2007 Section 4 Logging Environment Donald G. Hil , Ph.D., R.Gp, R. G., R.P.G., L.P.Gp. dgh@hil petro.com PTE-461: Fal 2007 Section 4: Logging Environment Slide No.: 2 Measurement Environment • Laboratory – Small rock sample – Sample holder – Measurement transducers attached to sample – Controlled sample environment – Controlled Laboratory environment • Field (logging) – Sample is earth – Sample holder is borehole – Measurement transducers contained in logging tool (Sonde) – Sonde subject to borehole environment – Surface unit subjected to weather and transport Donald G. Hil , Ph.D., R.Gp, R. G., R.P.G., L.P.Gp. dgh@hil petro.com PTE-461: Fal 2007 Section 4: Logging Environment Slide No.: 3 Well Logging Set-Up Sonde suspended on 1 to 9- conducter double armor wrap cable Passes over sheave hung from traveling block Passes under sheave anchored to drill floor Passes through depth encoder on level-wind spooler to winch drum Measurements made at Sonde and transmitted to surface unit via cable Surface unit supplies power to Sonde via cable Surface unit contains winch, Power supply, data processing, and recording equipment
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
2 Donald G. Hil , Ph.D., R.Gp, R. G., R.P.G., L.P.Gp. dgh@hil petro.com PTE-461: Fal 2007 Section 4: Logging Environment Slide No.: 4 Early Recording Equipment First logs were Station Measurements Measurements were made, using hand nulled bridge circuits Depth (from odometer) and resistance were hand recorded in Engineer’s notebook First continuous logs utilized chart paper driven by depth encoder on winch spooler Donald G. Hil , Ph.D., R.Gp, R. G., R.P.G., L.P.Gp. dgh@hil petro.com PTE-461: Fal 2007 Section 4: Logging Environment Slide No.: 5 Early Logging Unit on Location Donald G. Hil , Ph.D., R.Gp, R. G., R.P.G., L.P.Gp. dgh@hil petro.com PTE-461: Fal 2007 Section 4: Logging Environment Slide No.: 6 Bread-Board Analogue Unit • Engineer had to program analogue computer via patch cords and bread-board
Background image of page 2
Donald G. Hil , Ph.D., R.Gp, R. G., R.P.G., L.P.Gp. dgh@hil petro.com PTE-461: Fal 2007 Section 4: Logging Environment Slide No.: 7 NIM Bin Analogue Unit Bread-board general purpose analogue computer replaced by special purpose hardwired units (function formers) • Nuclear Instrument Module (NIM) racks (bins) and interchangeable units simplified operations Donald G. Hil , Ph.D., R.Gp, R. G., R.P.G., L.P.Gp. dgh@hil petro.com PTE-461: Fal 2007 Section 4: Logging Environment Slide No.: 8 Photo-Development Bag Donald G. Hil , Ph.D., R.Gp, R. G., R.P.G., L.P.Gp. dgh@hil petro.com
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 4
This is the end of the preview. Sign up to access the rest of the document.

This note was uploaded on 02/27/2008 for the course PTE 461 taught by Professor Donhill during the Fall '07 term at USC.

Page1 / 20

USC_Sec_4_Logging_Environment_ppt_3pp - PTE-461 Formation...

This preview shows document pages 1 - 4. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online