what is an ac drilling rig

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  • Air-Core Drilling – Geodrill

    Air-Core Drilling uses steel or tungsten blades to bore a hole into unconsolidated ground. The drill cuttings are removed by the injection of compressed air into the hole. This method of drilling is used to drill the weathered regolith (loose, heterogeneous material covering solid rock) as the drill rig and steel or tungsten blades cannot penetrate ...

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  • VFD Drilling Rigs - CNPC

    The advantage of AC VFD drilling rig is the AC motor brushless, no spark; stable start, high overload capacity; large speed regulation range with constant power, high system power factor, low motor power; rotary table and draw works are four quadrant running and full digital vector control; feedback/dynamic braking is used to replace auxiliary brake; zero maintenance can be achieved with reliable …

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  • Well Drilling Rig, AC Top Drive Drilling | AKITA Drilling

    A high-efficiency designed AC 600 hp drilling rig that is fast in both well-to-well and pad-to-pad movings with a hydraulic self-moving walking system. Rig 22 features 675,000 Lb max. hook load, telescoping Triple mast, integrated walking system, integrated AC 350 Ton Top Drive and a small footprint that reduces enviromental impact.

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  • The Difference Between Direct Current and ... - Vigor

    2016-5-24 · Alternating Current electric control system is the newly-developing drilling Rig Electric Drive System in recent years. It has earned the good feedback from user for the better performance, higher efficiency and easy operation.Compare with . the SCR system, AC electric control system have the following advantages: 1.Motor Control Mode

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  • AC or DC drilling rig, we recommend AC one?-News ...

    2018-2-9 · 1, AC Converter drive rigs have the advantage of low speed start and maintenance, it has good performance in low speed running and operation. 2, It can effectively limit torque and rotation speed. Strong overload protection could avoid the drill pipes and other main parts broken unexpectedly. 3,Higher efficiency than DC SCR drive rigs.

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  • Benchmarking the Cycle Speed of an AC-SCR Drilling

    2006-10-16 · Benchmarking the rig down rig move and rig up operation of an AC SCR (E-1400) drilling rig. This area is a major contributor for the Non-Commercial Time of a Drilling Cycle, which is by average, is about 30% of the Total Cycle. Benchmarking the commercial time (i.e. when the rig is busy in making the hole including the trip time).

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  • Rig Floor Equipment: AC VFD power system enables

    2021-7-6 · For the past three decades, drilling equipment has been DC driven by Silicone Controlled Rectifier (SCR) systems, which converts AC to DC and enables motors to run at variable speeds.

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  • Should DC operated oil rigs convert to AC? | Physics

    2008-5-11 · The AC variable speed drive is a component that requires two stages of operation. First, the incoming AC main is converted into DC in order for the drive electronics to manipulate the signal. This is accomplished through the use of rectifiers for conversion and capacitors for filtering.

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  • What is Reverse Circulation Drilling? | Harlsan

    2019-10-28 · Reverse circulation drilling, or RC drilling, is a form of percussion drilling that uses compressed air to flush material cuttings out of the drill hole in a safe and efficient manner. Thanks to the benefits enjoyed by this method, it’s become a popular technique in mining exploration and is one of the most common drilling methods across ...

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  • Rack & pinion technology takes shape ... - Drilling

    2009-10-30 · Because no wire is used, a direct connection between the hoisting system and the vertical movement of the drillstring is established, offering accurate positioning and control of the drillstring along the well path. The rigs can be easily mobilized, require fewer personnel to operate, are quieter and leave a smaller footprint.

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  • AC Ideal Rig - NOV

    2019-3-8 · The AC Ideal Rig is readily configurable with innovative, optional solutions to improve your drilling performance, increase safety, and differentiate your rig in a competitive market. The Stand Transfer Vehicle™ (STV) streamlines tripping operations and pipe-handling procedures, while the Steel Toe™ walking system

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  • AC Micro-Power Plants Used in Offshore Drilling

    2013-7-5 · For an onshore or offshore drilling rig having as power supply an independent AC micro-power plant, the indicator that defines the energy efficiency of the whole installation is the related fuel consumption for the drilling depth unit [6]. In the specific case of a drilling micro-power plant, the energy efficiency indicator is defined by the

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  • 1000HP ZJ40DB AC VFD Modular Drilling Rig | BOTTA

    2015-3-27 · AC SCR Drilling Rig. 03/25/2015 2:38 AM. I have just started working on a new assignment of rig engineer in an AC SCR drilling rig (E-1400-XI). There are two Draw works (900 HP DC motor), two mud pumps (900 HP DC motor) , one rotary motor (900 HP DC motor) alongwith its auxiliaries. There are four power pack with Cat engine and a mix of Kato ...

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  • Bentec GmbH Drilling & Oilfield Systems - AC Motors ...

    2018-10-13 · Two (2) Matching IDM 1500hp AC Drilling Rigs with Canrig Top Drives! MFG: IDM Year: 2008 Rig Loads: 65-70 Drawworks: IDM Drilling Depth: 14,400 ft. Horse Power: 1500hp Mud Pumps: 2 each, 1600hp Hook Load: Mast/Sub 750,000# Quantity: Two (2) rigs These Rigs each come with Canrig 350 ton Top Drives, the rigs are […]

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  • AC SCR Drilling Rig - CR4 Discussion Thread

    2021-7-11 · Central Azeri: Platform Rig: Azerbaijan: Managed: 25000: 1.18: 2,500hp Wirth GH2500EG-AC: Platform supply (3) Wirth TPK 2,200hp each: MH DDM 650: 0: Chirag 1 ...

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  • Specialized AC Drilling Rig for Arctic Offshore Drilling ...

    2008-5-5 · The AC powered drilling rig operates on supplied utility power generated by shore-based gas turbine engines which provides a source of reliable power and serves to reduce diesel emissions. The rigs versatile moving system has a proven record of reliability in arctic environments and locations where subsidence of the drilling surface may require ...

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  • Electrical Drilling | AC Variable Frequency Drive (VFD ...

    2018-2-7 · Electrical drilling AC VFD systems are modern technology and highly effective in helping drilling operations fully optimize the power distribution of their rigs. Electrical drilling DC SCR systems are very robust and used in challenging locations for years. Here at Parker Drilling, we provide world-class technical drilling rig design to help ...

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  • Air-Core Drilling – Geodrill

    Air-Core Drilling uses steel or tungsten blades to bore a hole into unconsolidated ground.The drill cuttings are removed by the injection of compressed air into the hole. This method of drilling is used to drill the weathered regolith (loose, heterogeneous material covering solid rock) as the drill rig and steel or tungsten blades cannot penetrate fresh rock.

    Get Price
  • AC SCR Drilling Rig - CR4 Discussion Thread

    2015-3-27 · AC SCR Drilling Rig. 03/25/2015 2:38 AM. I have just started working on a new assignment of rig engineer in an AC SCR drilling rig (E-1400-XI). There are two Draw works (900 HP DC motor), two mud pumps (900 HP DC motor) , one rotary motor (900 HP DC motor) alongwith its auxiliaries. There are four power pack with Cat engine and a mix of Kato ...

    Get Price
  • NOV 1500hp AC drilling rig ⋆ PetroRigs.com

    2021-7-11 · Central Azeri: Platform Rig: Azerbaijan: Managed: 25000: 1.18: 2,500hp Wirth GH2500EG-AC: Platform supply (3) Wirth TPK 2,200hp each: MH DDM 650: 0: Chirag 1 ...

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  • Specialized AC Drilling Rig for Arctic Offshore Drilling ...

    2008-5-5 · The AC powered drilling rig operates on supplied utility power generated by shore-based gas turbine engines which provides a source of reliable power and serves to reduce diesel emissions. The rigs versatile moving system has a proven record of reliability in arctic environments and locations where subsidence of the drilling surface may require ...

    Get Price
  • Electrical Drilling | AC Variable Frequency Drive (VFD ...

    2018-2-7 · Electrical drilling AC VFD systems are modern technology and highly effective in helping drilling operations fully optimize the power distribution of their rigs. Electrical drilling DC SCR systems are very robust and used in challenging locations for years. Here at Parker Drilling, we provide world-class technical drilling rig design to help ...

    Get Price
  • AC Smart Rigs – Nabors SmartRig® Drilling Systems |

    2021-7-12 · Nabors SmartRig® Drilling Systems. Based on our worldwide drilling experience, Nabors has engineered a series of programmable A/C electric, or PACE ® rigs, that feature: Minimum 1500 horsepower. 22,000 feet of five-inch drill pipe racking capacity. Hookload capacity of 750,000 lbs.

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  • LTI 3000hp AC Drilling Rig ⋆ PetroRigs.com

    1. n. [Drilling] The machine used to drill a wellbore. In onshore operations, the rig includes virtually everything except living quarters. Major components of the rig include the mud tanks, the mud pumps, the derrick or mast, the drawworks, the rotary table or top drive, the drillstring, the power generation equipment, and auxiliary equipment.Offshore, the rig includes the same components as ...

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  • drilling rig | Oilfield Glossary

    2021-2-22 · Parker Drilling Rig 265 2,000 hp, AC Variable Frequency Drive Land Drilling Rig . Mast & Substructure Mast and substructure raise and lower by raising lines using hoisting power generated from the drawworks. Mast is completely assembled at ground level. Torque tubes are …

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  • Drilling Rig -- 2000hp AC VFD | Rig Planet

    The 500 K rigs is a proprietary designed Tier 1 drilling rig with depth capacity ranging from 9,000 to 23,500 ft. This innovative designed AC 1,500 hp rig is idea for drilling long horizontals from multi-well pads and deep development drilling operations. The 500 K rigs features 500,000 Lb max. hook load, telescoping Triple mast, integrated ...

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  • Parker Drilling Rig 265 2,000 hp, AC Variable Frequency ...

    2021-7-11 · Featuring the same advanced multi-well pad drilling capabilities of the PACE ®-X800 rig, the PACE ®-X800 quad design rig includes an additional 31-foot section to allow for four joints of pipe in the setback.. Quad stands typically require fewer connections than triples. On a 20,000-foot well, for example, the additional section can result in 58 fewer connections.

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  • AC Smart Rigs – Nabors SmartRig® Drilling Systems |

    2021-7-12 · Nabors SmartRig® Drilling Systems. Based on our worldwide drilling experience, Nabors has engineered a series of programmable A/C electric, or PACE ® rigs, that feature: Minimum 1500 horsepower. 22,000 feet of five-inch drill pipe racking capacity. Hookload capacity of 750,000 lbs.

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  • Loadmaster - Trailerized Desert AC Rig

    2018-4-24 · LS30-AC. LS30-AC is a free standing trailer mounted AC rig, specially designed for highly mobile desert operations. An optional skidding system is available for multi-well drilling. The rig is also available in a helicopter transportable version for remote locations with limited access. The rig arrangement allows fast, efficient, and safe rig ...

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  • 2000HP ZJ70DB AC VFD Electric Modular Drilling Rig |

    A wide variety of ac vfd electric drilling rig options are available to you, such as viet nam, russia. You can also choose from competitive price ac vfd electric drilling rig, as well as from construction works , energy & mining, and manufacturing plant ac vfd electric drilling rig, and whether ac vfd electric drilling rig …

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  • ac vfd electric drilling rig, ac vfd electric drilling rig ...

    2021-7-5 · Rig name: NOV CE-ATEX 2000 HP AC PAD DRILLING RIG: Rig type: STATIONARY ELECTRICAL AC DRIVE. Drilling depth: 7000 m @ 5” DP. Mast: Cantilever. Clear working height: 142’ Base width: 25’ Hook load: 1,000,000 lbs -12lines. Substructure: DRECO H Slingshot. Floor height: 30’ Clear Height Under Rotary Beams: 26’ Setback Capacity: 650.000 lbs

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  • Rig specification - UOS Drilling S.A.

    2019-3-6 · Conventional Substructures and Drilling Masts — Ideal™ Series Rig Model units AC Ideal Rig Ideal Box Ideal Prime Drake Rig Hook Capacity ton 375 375 375 250 metric ton 340.2 340.2 340.2 226.8 Mast type Cantilever (Straight Leg) Cantilever (Straight Leg) Cantilever (Straight Leg) ...

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  • Masts and Substructures - NOV Inc.

    All Cameron land drilling packages can be seamlessly integrated with M-I SWACO managed pressure drilling (MPD), mixing, and solids control equipment and services to increase the efficiency of your operation, lower drilling costs, and optimize rig performance. Our packages combine best-in-class equipment, comprehensive services, and a suite of ...

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  • Drilling Rigs - Sany Drilling Rigs Latest Price ...

    2021-7-6 · Shandong Beyond Petroleum Equipment Co., Ltd. is a China supplier of Drilling Rig, Boring Machine, Drilling Rig Spares, Mud Pump. Choose us, you can be get most careful and thoughtful service!

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  • Land Drilling Packages | Schlumberger

    Rising rig counts and an uptick in drilling activity is leading to a rebound in emplo. Get the detailed answer: What is a good title for this article below? Rising rig counts and an uptick in drilling activity is leading to a rebound in emplo. Free unlimited access for 30 days, limited time only! Get access.

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