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Showing: 1 to 10 of 422 matches for "tbm thrust"  Page   1   2   3   4   5   6   7   8   9  next TITLE The Relationship Between Tunnel Convergence and Machine Operational Parameters and Chip Size for Double Shield TBMs— A Case History of Ghomroud Water Conveyance Tunnel  SUMMARY ... that the amount of the tunnel convergence has direct correlation with the percentage of fines and large rock fragments in the muck and TBM thrust/torque/ROP. ... AUTHOR Farrokh, Ebrahim ; Rostami, Jamal PUBLISHED 2007 TITLE Development And Performance Of Large Diameter Cutters For Use On High Performance TBM's  SUMMARY ... to accommodate the additional load. Increases in TBM thrust and power have resulted in better performance in hard rock by allowing ... AUTHOR Deering, Kenneth ; Dollinger, Gerald L., PH.D. ; Krauter, David ; Roby, Joseph A. PUBLISHED 1991 TITLE Tunnel Boring Machine Instrumentation  SUMMARY ... 943 Figure 4 - The pressure transducer used for measuring TBM thrust pressure. Figure 5 - The displacement transducer mounted on rear set of grippers. Page 9. ... AUTHOR Wang, Fun-Den ; Ozdemir, Levent ; Snyder, Larry ; Fishman, Charles PUBLISHED 1979 TITLE Incline/Decline Boring With Tunnel Boring Machines  SUMMARY ... The TBM thrust/gripper system requires modification in boring in- clines. Ignoring friction, machine thrust is reduced by machine weight x sin (incline angle). ... AUTHOR Brockway, Jack E., P. E. PUBLISHED 1983 TITLE The Mechanical Boring Of Rock – Yesterday And Tomorrow  SUMMARY ... rock. TBM thrust was reacted through a tunnel wall gripper system and the machine had no need to push off of the lining. The low ... AUTHOR Handewith, H. J. PUBLISHED 2001 TITLE TBM Use in Mine Development  SUMMARY ... Ground support was in the form of steels sets and mesh, installed within the shield of the TBM. Thrust was delivered through 24 x 1.7 m stroke rams, providing ... AUTHOR Zamel G I ; Zenari L P PUBLISHED 1993 TITLE More Than 1,300 Underground Professionals Attend RETC  SUMMARY ... studies show that the amount of the tunnel convergence has a correlation with the percentage of fines and large rock fragments in the muck and TBM thrust/torque ... PUBLISHED 2007 TITLE Seismic Response of Precast Tunnel Linings  SUMMARY ... loading imposed during construction—initial in-situ stresses, response due to excavation by earth pressure balance TBM, annulus grouting and TBM thrust loads ... AUTHOR Kramer, Gary J.E. ; H. Sedarat, H. ; Kozak, A. ; Liu, A. ; Chai, J. PUBLISHED 2007 TITLE Utilization of Strain Measurements on Shielded Tunnel Boring Machines  SUMMARY ... Despite modifications to increase the TBM thrust capacity from the manufactured limit of 27,270 kN (6.6 million lbf) to 54,540 kN (13 million lbf), and the ... AUTHOR Murray, Brad PUBLISHED 2008 TITLE Evaluation of Geological Conditions Ahead of TBM Using Seismic Reflector Tracing and TBM Driving Data  SUMMARY ... 449 Ground Evaluation Using TBM Data The TBM thrust, torque, penetration rate, and gripper pressure are automatically measured and used to calculate the rock ... AUTHOR Yamamoto, Takuji ; Shirasagi, Suguru ; Murakami, Koji ; Descour Jozef PUBLISHED 2007 Showing: 1 to 10 of 422 matches for "tbm thrust"  Page   1   2   3   4   5   6   7   8   9  next Search Again