Archive | The Efficient Rig

Hybrid heave drilling technology reduces emissions, operating costs for offshore drilling

Posted on 02 November 2009 in 2009, September/October, The Efficient Rig

Many electro-mechanical cyclical processes could potentially benefit from the use of an energy storage system able to absorb, store and relinquish large amounts of energy…

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Direct-drive top drive designed to eliminate failures, downtime related to gearbox, motor

Posted on 02 November 2009 in 2009, September/October, The Efficient Rig

The top drive has become one of the biggest breakthroughs in drilling technology since it was first commercialised in the 1970s. Its advent brought vast time…

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Two-in-one rotary drilling/coiled-tubing rig enhances performance for Permian Basin wells

Posted on 02 November 2009 in 2009, September/October, The Efficient Rig

Wells have been drilled in the Permian Basin since 1920 and continues today. For a drilling campaign in 2008, one producer sought to improve drilling rates…

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Modular MDDM top drive designed to cut time for change outs, slash failures

Posted on 30 October 2009 in 2008, September/October, The Efficient Rig, The Offshore Frontier

In 2005, Transocean went in search of a “next-generation top drive” that could significantly improve operational performance to meet customer demands. Specifications required for this new-generation design were tough, including a 99.9% uptime on an annual basis. Out of several ideas proposed by different equipment manufacturers, Aker Solutions’ MDDM (modular direct drilling machine) was selected. […]

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Some manufacturers going forward with PM motors for drilling industry; others hesistant

Posted on 30 October 2009 in 2008, September/October, The Efficient Rig

By Jerry Greenberg, contributing editor Electric motors have been an integral part of the drilling industry for decades. They provide the means to drill a well – powering the drawworks, pumping fluids down the wellbore and separating cuttings upon their return. When the industry began building jackups, electric motors enabled the lowering of legs to […]

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Rack & pinion technology takes shape in oilfield as multifunctional rigs

Posted on 30 October 2009 in 2008, Onshore Advances, September/October, The Efficient Rig

By Katie Mazerov, contributing editor Germany-based Max Streicher completed its first-generation vertical directional drilling rig through subsidiary Drill Tec in early 2005. This video shows the rig’s pipe handling system. Horizontal Well Drillers’s rack and pinion design was initially developed for the horizontal river crossing business and was modified for the oilfield two years ago. […]

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Top drives have transformed drilling: Now, new design targets ultra-deep, ERD

Posted on 30 October 2009 in 2008, Innovating While Drilling, Onshore Advances, September/October, The Efficient Rig

By David Reid, Larry Wells and Jeremy Ogg, National Oilwell Varco In 1982, a radically new drilling system appeared in the oil patch, one that would ultimately allow tremendous advances in the oil and gas industry’s well construction capabilities. The advent of the original Top Drive System (TDS) foreshadowed the development of reservoirs that were […]

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PV Drilling building new rigs as it eyes Vietnams expanding E&P market, exploration successes

Posted on 30 October 2009 in 2008, Global and Regional Markets, July/August, The Efficient Rig, The Offshore Frontier

By Linda Hsieh, assistant managing editor Vietnam-based PV Drilling is gearing up to be a serious offshore player – just in time, since Vietnam is gearing up for some serious offshore drilling. Just six years ago, PV Drilling – or Petrovietnam Drilling and Well Services Corp – was a company providing small-scale services such as […]

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Permanent magnet motors lead way to better power efficiency, safety on cranes, winches

Posted on 30 October 2009 in 2008, Drilling It Safely, July/August, The Efficient Rig

By Hege Kverneland, National Oilwell Varco Recognized around the world as a leader in technology-driven drilling solutions, National Oilwell Varco (NOV) has kept its focus on commercializing permanent magnet motor technology and developing innovative applications for its use. The Lifting and Handling Group’s latest technological development is the new all-electric King Post Crane using permanent […]

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Automated drilling and real-time drilling process monitoring optimize RSS underreamer technology

Posted on 30 October 2009 in 2008, July/August, The Efficient Rig

By Junichi Sugiura, Steve Jones, PathFinder Energy Services The advancement in deeper drilling programs and directional wells with multiple casing strings have urged the use of an expandable reamer in which casing pass-through ceases to be a restriction. Significant cost savings on enlarging the hole can be obtained by drilling with a rotary steerable system […]

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