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Keywords: voltage
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Proceedings Papers

Paper presented at the Offshore Technology Conference, May 4–7, 2020
Paper Number: OTC-30616-MS
... trigger time voltage sample rate industrial process Yin Wu , 2017 . Transocean develops hybrid power plant to improve dynamic load compensation, continue Drawworks operation through power disruptions , Appeared in Drilling Contractor Mar 2017 Steve Cargill , 2019 . Proof of...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2019
Paper Number: OTC-29550-MS
... is an extremely challenging endeavour, not only due to the harsh conditions to which the equipment will be subjected, but also because of the considerable reliability required. The equipment, the medium voltage (MV) switchgear, control and low voltage (LV) distribution equipment and the VSDs, must be...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2019
Paper Number: OTC-29462-MS
... components began in 2014-2015. In this period, it has been designed a 1st generation ETH PIP system hosting heating cables capable of delivering the required power over 12 km with a voltage of less than 3 kV. The 1st generation technology passed a qualification program performed at our facilities in France...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2019
Paper Number: OTC-29656-MS
... installation on the sea floor to drive nearby electric motors for pumps and gas compressors. A modular concept of the VSD is developed and intended to operate a wide range of subsea motors of powers from 0.5 to 18 MVA, with voltages from 2.0 kV to 7.2 kV or more, and fundamental frequencies up to 300 Hz. Step...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2019
Paper Number: OTC-29368-MS
... in a real application such as downhole motor drives. artificial intelligence drain-source voltage variation converter test bench load current accelerated life testing application power converter power electronics reliability assessment upstream oil & gas mosfet semiconductor...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2019
Paper Number: OTC-29412-MS
.... Present power transmission and distribution (T&D) schemes almost exclusively employ high voltage AC (HVAC) technology to drive the electrical processing units in the seabed, such as pump and compressor motors. Although HVAC transmission is reliable and simple to control, it exhibits a serious drawback...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2017
Paper Number: OTC-27588-MS
..., system availability, CAPEX and OPEX will be discussed. subsea processing injection distribution system subsea power subsea system capex optimization interface all-electric system communication node control system sensor xmas tree offshore technology conference voltage requirement...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2017
Paper Number: OTC-27649-MS
... conversion systems in order to supply subsea processing equipments through long step-outs. In May 2015, the 163km long Martin Linge submarine cable was successfully energised and tested, setting the world record for the longest High Voltage AC (HV AC) subsea cable. This key achievement has demonstrated the...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2017
Paper Number: OTC-27722-MS
... could not be developed with available technologies. EHTF Technology is based on a field proven high performance thermally insulated pipe-in-pipe, limiting the heat loss. Multiple high voltage wires, connected as three phase circuits, laid under the insulation along the entire length of the fluid carrier...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2017
Paper Number: OTC-27929-MS
...OTC-27929-MS High Voltage Subsea Pump A Low Cost Subsea Boosting Enabler A. Margarida, Petrobras; J. Pimentel and E. Thibaut, Total; E. Cardoso, TechnipFMC Copyright 2017, Offshore Technology Conference This paper was prepared for presentation at the Offshore Technology Conference held in Houston...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2016
Paper Number: OTC-26936-MS
... in. bore diameter was placed in a water tank and subsequently heated electrically. Optical fibers for distributed temperature measurements were integrated in the pipe structure to monitor and regulate the bore temperature in a feedback loop with the power system. low-voltage power configuration...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2016
Paper Number: OTC-27022-MS
... trace heated pipe wax inhibition production chemistry qualification program technology upgrade operator project management subsea system remediation of hydrates offshore technology conference voltage Deep Offshore - Needs for a Subsea / Topsides Integrated Approach - Luc Hême de...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2016
Paper Number: OTC-26980-MS
... Abstract The increasing power output of today’s renewable energy generation devices mean there is a growing need for affordable, dynamic, high voltage subsea power cables. Serendipitously, these solutions are directly relevant to the offshore oil and gas industry, specifically when coupled to...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2016
Paper Number: OTC-27120-MS
... This paper describes the electrical power infrastructure including high voltage and low voltage power transformers, switchboards, distribution units and their associated connection and protection systems required to power a subsea EHTF installation. It discusses the options considered for both...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 4–7, 2015
Paper Number: OTC-25730-MS
... power / current in the cable is significantly reduced compared to conventional transmission frequency (50/60Hz or more), allowing more power, smaller cable cross-section, lower transmission voltage and better system stability. Furthermore, by introducing a variable coupling (e.g., hydrodynamic...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 4–7, 2015
Paper Number: OTC-25940-MS
... systems refining the models to include more of the hydraulic characteristics and electrical characteristics of the coupled systems to increase the fidelity of the simulation. tieback energy power voltage power quality application upstream oil & gas proceedings energization industry...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 4–7, 2015
Paper Number: OTC-26046-MS
... of the power distribution. The paper focuses on how a subsea power distribution system can be integrated in any subsea pumping or compression systems without sacrificing the integrity of modules in the subsea power grid solution. subsea system subsea power grid voltage distribution system...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 5–8, 2014
Paper Number: OTC-25074-MS
... industry, (water or oil based, need to check) can readily act as dielectric. So if we have two parallel plate conductors placed close together and have a drilling fluid sample separating them, and we have a definite voltage applied across them, we can say that the overall system has a certain capacitance...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 5–8, 2014
Paper Number: OTC-25171-MS
... current topside transformer subsea processing field 2 circuit breaker upstream oil & gas full load subsea field short circuit fault field 1 subsea substation transformer single-pole earth fault power source system architecture subsea system voltage subsea transformer transmission...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 5–8, 2014
Paper Number: OTC-25263-MS
... system consists of a number of power converter building blocks connected in series on both the on-shore station and the seabed stations. The dc-link current is controlled to be constant, and the dc-link voltage will vary according to the loading condition. This architecture renders simplified power...

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