ThermoDrill – Development of an alternative drilling technology for deep geothermal applications

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ThermoDrill – Development of an alternative drilling technology for deep geothermal applications. / Stoxreiter, Thomas; Rehatschek, Karin; Hofstätter, Herbert.
In: World of mining, surface & underground, Vol. 71.2019, No. 5, 01.09.2019, p. 276-282.

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@article{fc41539643e84f12a37580b43094754c,
title = "ThermoDrill – Development of an alternative drilling technology for deep geothermal applications",
abstract = "The purpose of the EU funded project ThermoDriH{"} was the development of an alternative drilling technology for deep geothermal applications. The European project consortium made huge efforts to achieve that goal. Preliminary studies of several alternative drilling technologies revealed that high-pressure jet-assisted rotary drilling has the potential to reach the ambitious target. Comprehensive experimental studies concerning the jet cutting performance, even under high ambient pressure conditions, enabled to specify the requirements for the novel drilling system. Full-scale drilling experiments confirmed the initial assumptions and proved the superior drilling performance of the jet-assisted drilling system in hard crystalline rock compared to state-of-the-art roller cone technology. Field tests with the entire ThermoDriH system finally verified the feasibility and efficiency of the technology in the harsh real deep drilling environment.",
author = "Thomas Stoxreiter and Karin Rehatschek and Herbert Hofst{\"a}tter",
note = "Publisher Copyright: {\textcopyright} 2019 GDMB Gesellschaft fur Bergbau, Metallurgie, Rohstoff- und Umwelttechnik e.V.. All rights reserved.",
year = "2019",
month = sep,
day = "1",
language = "English",
volume = "71.2019",
pages = "276--282",
journal = "World of mining, surface & underground",
issn = "1613-2408",
publisher = "GDMB Informationsgesellschaft mbH",
number = "5",

}

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TY - JOUR

T1 - ThermoDrill – Development of an alternative drilling technology for deep geothermal applications

AU - Stoxreiter, Thomas

AU - Rehatschek, Karin

AU - Hofstätter, Herbert

N1 - Publisher Copyright: © 2019 GDMB Gesellschaft fur Bergbau, Metallurgie, Rohstoff- und Umwelttechnik e.V.. All rights reserved.

PY - 2019/9/1

Y1 - 2019/9/1

N2 - The purpose of the EU funded project ThermoDriH" was the development of an alternative drilling technology for deep geothermal applications. The European project consortium made huge efforts to achieve that goal. Preliminary studies of several alternative drilling technologies revealed that high-pressure jet-assisted rotary drilling has the potential to reach the ambitious target. Comprehensive experimental studies concerning the jet cutting performance, even under high ambient pressure conditions, enabled to specify the requirements for the novel drilling system. Full-scale drilling experiments confirmed the initial assumptions and proved the superior drilling performance of the jet-assisted drilling system in hard crystalline rock compared to state-of-the-art roller cone technology. Field tests with the entire ThermoDriH system finally verified the feasibility and efficiency of the technology in the harsh real deep drilling environment.

AB - The purpose of the EU funded project ThermoDriH" was the development of an alternative drilling technology for deep geothermal applications. The European project consortium made huge efforts to achieve that goal. Preliminary studies of several alternative drilling technologies revealed that high-pressure jet-assisted rotary drilling has the potential to reach the ambitious target. Comprehensive experimental studies concerning the jet cutting performance, even under high ambient pressure conditions, enabled to specify the requirements for the novel drilling system. Full-scale drilling experiments confirmed the initial assumptions and proved the superior drilling performance of the jet-assisted drilling system in hard crystalline rock compared to state-of-the-art roller cone technology. Field tests with the entire ThermoDriH system finally verified the feasibility and efficiency of the technology in the harsh real deep drilling environment.

UR - http://www.scopus.com/inward/record.url?scp=85075037818&partnerID=8YFLogxK

M3 - Article

VL - 71.2019

SP - 276

EP - 282

JO - World of mining, surface & underground

JF - World of mining, surface & underground

SN - 1613-2408

IS - 5

ER -