Zobrazeno 1 - 10
of 11
pro vyhledávání: '"Olgay Yaralı"'
Publikováno v:
Bulletin of Engineering Geology and the Environment. 81
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::1ef321261e805ad7ad6827f58bcf7419
https://doi.org/10.1007/s10064-021-02534-6
https://doi.org/10.1007/s10064-021-02534-6
Publikováno v:
Arabian Journal of Geosciences. 14
Rock drillability characteristic is one of the important properties for mining and tunneling operations. The rock drillability can be determined by using the drilling rate index (DRI) for engineering applications. The present study attempts to develo
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::0a7777ba4afd92bd992186d2feb5f032
https://doi.org/10.1007/s12517-021-06647-w
https://doi.org/10.1007/s12517-021-06647-w
Mekanik kazı makinalarından beklenen yararlara ulaşabilmek için bu makinaların kazılacak kayaçların özelliklerine uygun olarak seçilmeleri gerekmektedir. Yüksek aşındırıcılık özelliğine sahip kayaçlar, kısa zamanda keskilerin kö
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::28df8a14b0bb36bfbe68524e2d0f1d16
https://hdl.handle.net/20.500.12628/222
https://hdl.handle.net/20.500.12628/222
Autor:
Olgay Yaralı
This paper examines the relationships between Cerchar hardness index (CHI) and some mechanical properties of coal measure rocks in Zonguldak Hard Coal Basin. Some index properties (Cerchar hardness index, Shore scleroscope hardness, in situ Schmidt r
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::610938e4dc51c7af7cfe641fd28aa147
https://hdl.handle.net/20.500.12628/6319
https://hdl.handle.net/20.500.12628/6319
Autor:
Michael Alber, Hamit Aydın, Amund Bruland, T. N. Michalakopoulos, Olgay Yaralı, Marilena Cardu, Filip Dahl, Ahmet Özarslan, Heiko Käsling, Paul C. Hagan
Publikováno v:
The ISRM Suggested Methods for Rock Characterization, Testing and Monitoring: 2007-2014 ISBN: 9783319077123
Rock abrasivity plays an important role in characterizing a rock material for excavation purposes. Abrasion can be defined as the wearing or tearing away of particles from the surface, i.e. it is a process causing removal or displacement of material
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::50bd5ffc2ceb65af08402cdbc665e5ff
https://doi.org/10.1007/s00603-013-0518-0
https://doi.org/10.1007/s00603-013-0518-0
Autor:
Olgay Yaralı, Eren Soyer
Publikováno v:
Tunnelling and Underground Space Technology. 33:46-53
This paper examines the relationships between drilling rate index (DRI) and some mechanical properties of rocks in order to evaluate the effect of strength and indexes of rock on rock drillability. For this purpose, some index properties (in situ Sch
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c4108d7a0ead5ab42510b8041a05f24e
https://doi.org/10.1016/j.tust.2012.08.010
https://doi.org/10.1016/j.tust.2012.08.010
Autor:
H. Duru, Olgay Yaralı
The Cerchar abrasivity index (CAI) obtained from Cerchar abrasivity tests is an indicator of abrasiveness of rocks, and widely used for the estimation of bit/cutting tool life and wear rates in various mining and tunnelling applications. The effect o
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f4c8d0660b834f1a947bac2d5c4265c7
https://hdl.handle.net/20.500.12628/6318
https://hdl.handle.net/20.500.12628/6318
Rock brittleness is one of the most important issues in rock drilling and cutting. The relations between drillability and brittleness will assist engineers in excavation works. The demand for representative rock parameters related to planning of unde
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::d0ef50ce50a30ab9f31441d177df1ec0
https://hdl.handle.net/20.500.12628/3970
https://hdl.handle.net/20.500.12628/3970
Autor:
Olgay Yaralı
Publikováno v:
Volume: 37, Issue: 2
Yerbilimleri
Yerbilimleri
Bu çalışmada, Zonguldak Taşkömür Havzası kömür çevre kayaçlarının dayanımlarının Cerchar aşınma indeksine (CAI) olan etkileri araştırılmıştır. Bu amaçla, 29 kömür çevre kayacı üzerinde Cerchar aşınma (CAI), tek eksenli
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::670a7a21da704f5a32a5a134afbe6e20
https://hdl.handle.net/20.500.12628/1658
https://hdl.handle.net/20.500.12628/1658
Publikováno v:
International Journal of Coal Geology. 74:53-66
This paper examines the relations between Cerchar abrasivity index (CAI) and petrographic properties of Coal Measures Rocks in the Zonguldak Coal Basin, Turkey. In this study, petrographic properties and abrasivity indices of 29 sedimentary rock samp
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c8e39d9765b5fea0da88cbb72c1af6c4
https://doi.org/10.1016/j.coal.2007.09.007
https://doi.org/10.1016/j.coal.2007.09.007