Monitoring of cutting tools in TBM‘S - SFB ??Thomas Edelmann | Herrenknecht AG Tunnelbauforschung in Leoben, ... EPB TBM / MIX SHIELD TBM Monitoring of Softground and

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  • H E R R E N K N E C H T A G | U T I L I T Y T U N N E L L I N G | T R A F F I C T U N N E L L I N G

    Monitoring of cutting tools in TBMS

    Thomas Edelmann | Herrenknecht AG

    Tunnelbauforschung in Leoben, Schwanau und Bochum

    Workshop am 30.09.2013, Ruhr Universitt Bochum)

  • H E R R E N K N E C H T A G | U T I L I T Y T U N N E L L I N G | T R A F F I C T U N N E L L I N G

    CONTENT

    A. Introduction

    B. Cutting tools

    C. Monitoring

    D. Monitoring systems

    E. Inspection systems

    F. Cutting tool change

    G. Summary

    05.07.2013Page 2 T. Edelmann (Herrenknecht AG) | Tunnelbauforschung in Leoben, Schwanau und Bochum

  • H E R R E N K N E C H T A G | U T I L I T Y T U N N E L L I N G | T R A F F I C T U N N E L L I N G

    A. INTRODUCTION

    30.09.2013 T. Edelmann (Herrenknecht AG) | Tunnelbauforschung in Leoben, Schwanau und BochumPage 3

    Softground TBM: EPB TBM / MIX SHIELD TBM

    Monitoring of Softground and Hard rock tools / cutter heads is different

    Softground:

    Wear

    Rotation

  • H E R R E N K N E C H T A G | U T I L I T Y T U N N E L L I N G | T R A F F I C T U N N E L L I N G

    A. INTRODUCTION

    Page 4

    HARD ROCK TBM:

    T. Edelmann (Herrenknecht AG) | Tunnelbauforschung in Leoben, Schwanau und Bochum30.09.2013

    Hard rock:

    Damages indicated by indirect sensors

    Cutter load to limit risk

  • H E R R E N K N E C H T A G | U T I L I T Y T U N N E L L I N G | T R A F F I C T U N N E L L I N G

    A. INTRODUCTION

    Page 5

    Cutting tools:

    Overview of tolls at different cutting wheels:

    T. Edelmann (Herrenknecht AG) | Tunnelbauforschung in Leoben, Schwanau und Bochum30.09.2013

  • H E R R E N K N E C H T A G | U T I L I T Y T U N N E L L I N G | T R A F F I C T U N N E L L I N G

    C. Monitoring

    Page 6

    What does monitoring mean?

    Weardetection

    Cutter discsconditions

    Online loadmeasuring

    Online wearmeasuring

    Visualinspection

    SG toolswith weardetection

    Hard rock Load measuring ofdisc cutters SoftgroundRemotecontrolledrobot in SG

    Cutter headwear

    detection.Softground Direct Indirect Cleaning ofcutter head

    IndirectDisc cutter

    weardetection

    Inspection ofCutterhead/tools

    Looking forwear limits

    Indicationof tool

    conditions

    Looking for loadlimits, Geotechnical

    indicationsAvoid compressedair interventions

    Informationsand reactions

    T. Edelmann (Herrenknecht AG) | Tunnelbauforschung in Leoben, Schwanau und Bochum30.09.2013

  • H E R R E N K N E C H T A G | U T I L I T Y T U N N E L L I N G | T R A F F I C T U N N E L L I N G

    D. MONITORING SYSTEMS

    Page 7

    Soft ground tool monitoring

    T. Edelmann (Herrenknecht AG) | Tunnelbauforschung in Leoben, Schwanau und Bochum30.09.2013

    Indication for high wear ordamaged tools / cutter head

  • H E R R E N K N E C H T A G | U T I L I T Y T U N N E L L I N G | T R A F F I C T U N N E L L I N G

    D. MONITORING SYSTEMS

    Page 8

    Disc Cutter Rotation Monitoring (DCRM):

    System structure:

    Hard rock TBMs Hydroshield TBM withaccessible cutting wheel

    T. Edelmann (Herrenknecht AG) | Tunnelbauforschung in Leoben, Schwanau und Bochum30.09.2013

  • H E R R E N K N E C H T A G | U T I L I T Y T U N N E L L I N G | T R A F F I C T U N N E L L I N G

    Page 9

    Disc Cutter Rotation Monitoring (DCRM):

    Signal transmission on hard rock machines:

    Power supply throughrotary coupling.

    Signal transmission tothe operator cabin.

    Emission of radiosignals.

    T. Edelmann (Herrenknecht AG) | Tunnelbauforschung in Leoben, Schwanau und Bochum30.09.2013

    D. MONITORING SYSTEMS

  • H E R R E N K N E C H T A G | U T I L I T Y T U N N E L L I N G | T R A F F I C T U N N E L L I N G

    F. CHANGE

    F. Kppl (Herrenknecht AG) | International workshop on cutting tool soil interaction (Ruhr Universitt Bochum ,SFB 837)Page 10

    Accessible cutter heads:

    Individual tools are equipped with pressure locks for atmospheric change

    30.09.2013

  • H E R R E N K N E C H T A G | U T I L I T Y T U N N E L L I N G | T R A F F I C T U N N E L L I N G

    Page 11

    Disc Cutter Load Monitoring (DCLM):

    System structure:

    Sensor plates(piezo-resistive)

    Thrustforce

    Cuttingforce

    T. Edelmann (Herrenknecht AG) | Tunnelbauforschung in Leoben, Schwanau und Bochum30.09.2013

    D. MONITORING SYSTEMS

  • H E R R E N K N E C H T A G | U T I L I T Y T U N N E L L I N G | T R A F F I C T U N N E L L I N G

    Page 12

    Disc Cutter Wear Monitoring (DCWM):

    System structure for Hydroshield TBM with accessible cutterheads:

    Ultrasonicsensors

    Test rig withbentonite

    30.09.2013

    D. MONITORING SYSTEMS

    T. Edelmann (Herrenknecht AG) | Tunnelbauforschung in Leoben, Schwanau und Bochum

  • H E R R E N K N E C H T A G | U T I L I T Y T U N N E L L I N G | T R A F F I C T U N N E L L I N G

    Page 13

    Disc Cutter Wear Monitoring (DCWM):

    Test system measurement results:

    020406080

    100120140160180200

    0 100 200 300 400 500 600Sen

    sora

    bsta

    nd v

    . Sch

    neid

    ring

    [mm

    ]

    Messung Nr.

    159,5159,7159,9160,1160,3160,5

    550 560 570 580 590

    30.09.2013

    D. MONITORING SYSTEMS

    T. Edelmann (Herrenknecht AG) | Tunnelbauforschung in Leoben, Schwanau und Bochum

  • H E R R E N K N E C H T A G | U T I L I T Y T U N N E L L I N G | T R A F F I C T U N N E L L I N G

    E. INSPECTION

    Page 14

    Assisted tool inspection:

    System structure:

    Extendible inspection robot in tube garage

    Assembly of the garage between pressure wall and submerged wall

    Opening towards the excavation chamber

    30.09.2013 T. Edelmann (Herrenknecht AG) | Tunnelbauforschung in Leoben, Schwanau und Bochum

  • H E R R E N K N E C H T A G | U T I L I T Y T U N N E L L I N G | T R A F F I C T U N N E L L I N G

    E. INSPECTION

    Page 15

    Assisted tool inspection:

    Application on Hydroshield TBM:

    Pressurewall

    Submergedwall

    Water jet,light &camera

    Endoscope

    30.09.2013 T. Edelmann (Herrenknecht AG) | Tunnelbauforschung in Leoben, Schwanau und Bochum

  • H E R R E N K N E C H T A G | U T I L I T Y T U N N E L L I N G | T R A F F I C T U N N E L L I N G

    F. CHANGE

    Page 16

    Assisted & automated cutting tool change:

    Support structure & manipulator:

    30.09.2013 T. Edelmann (Herrenknecht AG) | Tunnelbauforschung in Leoben, Schwanau und Bochum

  • H E R R E N K N E C H T A G | U T I L I T Y T U N N E L L I N G | T R A F F I C T U N N E L L I N G

    G. SUMMARY

    Page 17

    Hardrock TBM Hydroshield TBMEPB TBMDirect /Indirectmonitoring

    Existing systems Existing systems

    Cutterconditions DCRM Hard rock DCRM FSP, DCRM SG under development

    Online loadmeasuring DCLM Prototyp available (see S. Barwart)

    Online wearmeasuring manually DCWM Prototyp in validation

    Visualinspection manually Prototype under development

    Tool change:Assitance system under progress. Status: initial studies.Automated system under progress. Status: initial studies.

    30.09.2013 T. Edelmann (Herrenknecht AG) | Tunnelbauforschung in Leoben, Schwanau und Bochum

  • H E R R E N K N E C H T A G | U T I L I T Y T U N N E L L I N G | T R A F F I C T U N N E L L I N G

    Page 18

    Thank you for yourattention!

    30.09.2013 T. Edelmann (Herrenknecht AG) | Tunnelbauforschung in Leoben, Schwanau und Bochum