Search results

  1. 1.
    0570069 - ÚGN 2023 RIV CZ cze V - Research Report
    Staš, Lubomír - Waclawik, Petr - Souček, Kamil - Vavro, Martin - Kukutsch, Radovan - Nohejl, Zdeněk - Rutar, Tomáš
    Stanovení napěťového pole metodou odlehčeného vrtného jádra pomocí sond CCBO, Důl Rožná.
    [Assessment of primary rock mass stress by overcoring method using CCBO probes, Mine Rožná.]
    1. - Ostrava: Ústav geoniky AV ČR, v. v. i., 2019. 15 s.
    R&D Projects: GA MPO FV20294
    Keywords : primary rock mass stress * overcoring * Compact Conical ended Borehole Overcoring method (CCBO)
    OECD category: Environmental and geological engineering, geotechnics
    Permanent Link: https://hdl.handle.net/11104/0341429
     
     
  2. 2.
    0519208 - ÚGN 2020 RIV NL eng C - Conference Paper (international conference)
    Waclawik, Petr - Staš, Lubomír - Souček, Kamil - Vavro, Martin - Zajícová, Vendula
    Long-term experience with stress state determination using CCBO probe in various rock mass.
    Rock Mechanics for Natural Resources and Infrastructure Development - Full Papers. Vol. 6. Leiden: CRC Press/Balkema, 2019 - (da Fontoura, S.; Rocca, R.; Pavón Mendoza, J.), s. 1747-1754. ISBN 978-0-367-42284-4. ISSN 2639-7749. E-ISSN 2639-7757.
    [International Congress on Rock Mechanics and Rock Engineering (ISRM 2019) /14./. Foz do Iguassu (BR), 13.09.2019-18.09.2019]
    R&D Projects: GA MPO FV20294
    Institutional support: RVO:68145535
    Keywords : overcoring * CCBO * anisotropy
    OECD category: Mechanical engineering
    Permanent Link: http://hdl.handle.net/11104/0304228
    FileDownloadSizeCommentaryVersionAccess
    UGN_0519208.pdf11 MBPublisher’s postprintrequire
     
     
  3. 3.
    0462414 - ÚGN 2017 RIV NL eng J - Journal Article
    Waclawik, Petr - Staš, Lubomír - Němčík, J. - Koníček, Petr - Kaláb, Tomáš
    Determination of stress state in rock mass using strain gauge probes CCBO.
    Procedia Engineering. Roč. 149, č. 149 (2016), s. 544-552. E-ISSN 1877-7058
    Institutional support: RVO:68145535
    Keywords : Compact Conical ended Borehole Overcoring method (CCBO) * overcoring * rock mass * stress
    Subject RIV: DH - Mining, incl. Coal Mining
    http://ac.els-cdn.com/S1877705816312206/1-s2.0-S1877705816312206-main.pdf?_tid=c951eea6-768c-11e6-bf0e-00000aab0f01&acdnat=1473425952_96caea37ce97896f79050c5dce211b57
    Permanent Link: http://hdl.handle.net/11104/0269468
    FileDownloadSizeCommentaryVersionAccess
    UGN_0462413.pdf03.3 MBAuthor’s postprintrequire
     
     
  4. 4.
    0462327 - ÚGN 2017 RIV GB eng C - Conference Paper (international conference)
    Hastíková, Alice - Kolcun, Alexej - Staš, Lubomír - Koníček, Petr
    In situ stress determination from excavation-induced stress by the compact conical-ended borehole overcoring method.
    Rock Mechanics and Rock Engineering: From the Past to the Future. London: CRC Press, Taylor and Francis Group, 2016 - (Ulusay, R.; Aydan, Ö.; Gercek, A.; Hindistan, H.; Tuncay, E.), s. 1203-1206. Volume 2. ISBN 978-1-138-03265-1.
    [EUROCK 2016 - 2016 ISRM International Symposium. Cappadocia (TR), 29.08.2016-31.08.2016]
    R&D Projects: GA MŠMT(CZ) LO1406; GA MŠMT ED2.1.00/03.0082
    Institutional support: RVO:68145535
    Keywords : in situ stress determination * excavation-induced stress * compact conical-ended borehole overcoring method (CCBO instrument)
    OECD category: Mining and mineral processing
    Permanent Link: http://hdl.handle.net/11104/0261800
    FileDownloadSizeCommentaryVersionAccess
    UGN_0462327.pdf1521.8 KBPublisher’s postprintrequire
     
     
  5. 5.
    0447884 - ÚGN 2016 RIV CA eng J - Journal Article
    Ptáček, Jiří - Koníček, Petr - Staš, Lubomír - Waclawik, Petr - Kukutsch, Radovan
    Rotation of principal axes and changes of stress due to mine-induced stresses.
    Canadian Geotechnical Journal. Roč. 52, č. 10 (2015), s. 1440-1447. ISSN 0008-3674. E-ISSN 1208-6010.
    [International Colloquium on Geomechanics and Geophysics /5./. Karolinka, 25.06.2014-27.06.2014]
    R&D Projects: GA MŠMT ED2.1.00/03.0082; GA MŠMT(CZ) LO1406
    Institutional support: RVO:68145535
    Keywords : mining * principal stress * stress distribution * modified overcoring
    Subject RIV: DH - Mining, incl. Coal Mining
    Impact factor: 1.877, year: 2015
    http://www.nrcresearchpress.com/doi/full/10.1139/cgj-2014-0364#.VgqDPpc70mt
    Permanent Link: http://hdl.handle.net/11104/0249632
    FileDownloadSizeCommentaryVersionAccess
    UGN_0447884.pdf63.4 MBPublisher’s postprintrequire
     
     
  6. 6.
    0430264 - ÚGN 2015 RIV CZ eng A - Abstract
    Ptáček, Jiří - Koníček, Petr - Staš, Lubomír - Waclawik, Petr - Kukutsch, Radovan
    The rotation of principal axes of stress due to mine induced stresses.
    5th International Colloquium on Geomechanics and Geophysics. GECO 2014. Vol. 5. Ostrava: Ústav geoniky AV ČR, 2014 - (Koníček, P.; Souček, K.; Heroldová, N.). s. 73-74. ISBN 978-80-86407-49-4.
    [5th International Colloquium on Geomechanics and Geophysics. 24.06.2014-27.06.2014, Ostravice, Karolínka]
    Institutional support: RVO:68145535
    Keywords : mining * principal stress * stress distribution * overcoring * stress monitoring
    Subject RIV: DH - Mining, incl. Coal Mining
    Permanent Link: http://hdl.handle.net/11104/0235220
     
     
  7. 7.
    0316393 - ÚGN 2009 RIV PL eng C - Conference Paper (international conference)
    Staš, Lubomír - Souček, Kamil - Knejzlík, Jaromír - Nohejl, Zdeněk - Rutar, Tomáš - Palla, L. - Waclawik, P.
    Measurement of stress tensor and stress changes induced by progress of long wall.
    [Měření tenzoru napětí a napěťových změn indukovaných postupem porubní fronty.]
    Prace naukowe GIG, Mining and Environment. Vol. 7. Katowice: Zespol Wydawnictwi i Uslug Poligraficznych GIG, 2008, s. 245-258. ISSN 1643-7608.
    [Górnicze zagroźenia naturalne 2008 /15./. Miedzinarodowa konferencja naukowo - techniczna. Targanice k/Źywca (PL), 03.11.2008-07.11.2008]
    R&D Projects: GA ČR GA105/06/1768
    Institutional research plan: CEZ:AV0Z30860518
    Keywords : stress tensor measurement * overcoring
    Subject RIV: DH - Mining, incl. Coal Mining
    Permanent Link: http://hdl.handle.net/11104/0166329
     
     


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