1. T +44 (0) 2380 604300W www.insensys.com insensys Intelligent Sensing Solutions LIFE OF FIELD INTEGRITY MONITORING FOR SUBSEA ASSETS Lenny Sutherland Director, Oil & Gas

2. Proprietary and Confidential Information Copyright Insensys Ltd 2006 www.insensys.com All rights reserved  Company formed in Southampton in 2002  Acquired Indigo Photonics June 2003  Large fiber sensing patent portfolio  Optical sensor manufacture capability  First Oil & Gas project awarded by BP in 2003  Aberdeen and Houston offices opened in 2005  Core Competences  Monitoring system design and manufacture  Requirements analysis  Data interpretation Insensys Introduction

3. Proprietary and Confidential Information Copyright Insensys Ltd 2006 www.insensys.com All rights reserved Oil & Gas Business Areas VIV, riser bend, axial strain & fatigue Riser & mooring line tension Buckle monitoring Small bore pipe vibration fatigue Flexible jumper fatigue Flex joint loading Flowline pressure, axial strain & temperature Bend restrictor monitoring SCR touch down monitoring Pipeline free-span fatigue

4. Proprietary and Confidential Information Copyright Insensys Ltd 2006 www.insensys.com All rights reserved Optical Bragg Grating Technology Platform Sensors Information Systems Optoelectronics Three key Elements:

5. Proprietary and Confidential Information Copyright Insensys Ltd 2006 www.insensys.com All rights reserved Riser Management Issues  VIV  Current data  Riser VIV response  Wave/ Vessel motions  Environmental data  Vessel motions  Riser characteristics  TDP movement  Vessel offsets  Riser characteristics

6. Proprietary and Confidential Information Copyright Insensys Ltd 2006 www.insensys.com All rights reserved Flowline Buckle issues As installed Operation Buckled region Buckle Joint (as Installed) Operation Critical Buckle load Buoyancy

7. Proprietary and Confidential Information Copyright Insensys Ltd 2006 www.insensys.com All rights reserved Integrated Riser & Flowline Monitoring System

8. Proprietary and Confidential Information Copyright Insensys Ltd 2006 www.insensys.com All rights reserved Riser VIV Monitoring

9. Proprietary and Confidential Information Copyright Insensys Ltd 2006 www.insensys.com All rights reserved Riser VIV Monitoring using subCmat pat pending US & EU 4255194.5

10. Proprietary and Confidential Information Copyright Insensys Ltd 2006 www.insensys.com All rights reserved Touchdown Point Monitoring

11. Proprietary and Confidential Information Copyright Insensys Ltd 2006 www.insensys.com All rights reserved Axial and curvature measurement subCcollar  Simple permanent collar attachment  Pre-tested and calibrated assembly  Excellent drift performance

12. Proprietary and Confidential Information Copyright Insensys Ltd 2006 www.insensys.com All rights reserved Flow-line Buckle Monitoring

13. Proprietary and Confidential Information Copyright Insensys Ltd 2006 www.insensys.com All rights reserved Flow-line Buckle Monitoring  Critical Parameters  Thermal strain  Axial load  Installation loads  Pressure  Friction resistance  Buckle characterization  Nonlinear, ill conditioned problem  Load uncertainties  Complicated buckle modes  History dependent phenomena

14. Proprietary and Confidential Information Copyright Insensys Ltd 2006 www.insensys.com All rights reserved Pipeline Monitoring System Typical Hardware Buoyancy Buckle Strip Optoelectronic Instrument Data Logger Pressure, Temperature, Axial Load

15. Proprietary and Confidential Information Copyright Insensys Ltd 2006 www.insensys.com All rights reserved Summary  Integrity issues driving technology uptake  Technology is now proven & available  Simplified life-of-field & ROV deployment  Direct measurement capability  Simple & efficient data interpretation  Positive track record in deep water Please visit us on stand 49 in the Exhibition Area