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Keywords: strain gauge
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Proceedings Papers

Publisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 2–5, 2022
Paper Number: OTC-31850-MS
... is presented which combines strain gauges’ data with 3D Finite Elements analysis of the hull structure, allowing the complete reconstruction of the structural response everywhere in the structure, based on the measurements from only a few sensors. The method is validated using one full year of actual strain...
Proceedings Papers

Publisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 2–5, 2022
Paper Number: OTC-31714-MS
... is within ASME code and functional requirements, several strain gauges, and Linear Variable Differential Transformers (LVDTs) are used to monitor data under various load cases to give confidence that this critical component of the subsea connector system is within ASME code and functional requirements...
Proceedings Papers

Publisher: Offshore Technology Conference
Paper presented at the Offshore Technology Conference, May 2–5, 2022
Paper Number: OTC-31789-MS
...Abstract Abstract In this paper, a general method is presented which combines strain gauges’ data with 3D Finite Elements analysis of a hull structure, allowing the complete reconstruction of the structural response everywhere in the structure, based on the measurements from only a few sensors...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2019
Paper Number: OTC-29413-MS
... pressure up to 25,000 psi, with application of 5,000-psi external pressure simulating 10,000-ft applications. The valve block was strain gauged at multiple locations including the body and the bolts. The strains predicted using the finite element analysis (FEA) methods are then compared to the strains...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 6–9, 2019
Paper Number: OTC-29250-MS
.... Methodology of the software is herein described, and the first set of measurements taken from the Bonga FPSO as well as preliminary results produced by the software are similarly presented. lifetime consumption installation fpso fatigue accumulation strain gauge upstream oil & gas sensor...
Proceedings Papers

Paper presented at the Offshore Technology Conference, April 30–May 3, 2018
Paper Number: OTC-29041-MS
... sensor structural health owt foundation pore pressure wind turbine transition piece wind energy strain gauge frequency turbine well integrity stiffness mono pile monitoring offshore wind turbine platform foundation subsurface corrosion flowline corrosion riser corrosion protection...
Proceedings Papers

Paper presented at the Offshore Technology Conference, April 30–May 3, 2018
Paper Number: OTC-28826-MS
... external pressure specimen 1 high pressure high temperature completion tubular connection project management sequence operator strain gauge requirement complex reservoir ambient temperature compression offshore technology conference casing and cementing Presentation of OTC-28826-MS...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2017
Paper Number: OTC-27571-MS
... test was performed on a portion of the jumper (quarter jumper). A test fixture for the full size quarter-jumper pull test was modified to ensure enough stroke was available to fail the jumper sample in a single, continuous pull. Strain gauges, a data acquisition system, and video system were used...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2017
Paper Number: OTC-27690-MS
... application. In addition, a 300mm high boulder bend was applied to the pipeline at pressure and temperature to verify that the compressive loads are too low for buckling to occur. The applied loads and the bundle PIP responses have been monitored in real-time using fibre optics and strain gauges...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 4–7, 2015
Paper Number: OTC-25853-MS
... sensor clamps achieved good coupling, and could provide high quality strain measurement for active monitoring. tension compression test adhesive fiber optic sensor application test pipe completion monitoring systems/intelligent wells strain gauge adhesive clamp prototype evaluation...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 4–7, 2015
Paper Number: OTC-25921-MS
... to the Wellhead, thus allowing for direct measurements of the bending moments and axial forces. Statoil has been able to measure strains close to the WH on 3 different drilling MODUs. In one case this was accomplished by using strain gauges directly on a spool piece below the BOP stack, in a second case...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 4–7, 2015
Paper Number: OTC-25770-MS
... sets of strain gauges (six per each set around the casing circumference) were installed, one on the outside surface of the conductor and two on the outside of the surface casing. With the intention of collecting an exhaustive data set of measurements, accelerometers and inclinometers were installed...
Proceedings Papers

Paper presented at the Offshore Technology Conference, April 30–May 3, 2012
Paper Number: OTC-23112-MS
... of the bulkhead was key to ensure the system was reelable. Standard designcodes and Technip in house criteria were followed. installation methanol injection tee strain gauge flowline fea half shell offshore pipeline test string bulkhead application upstream oil & gas reelable bulkhead...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 2–5, 2011
Paper Number: OTC-21819-MS
... behaviour are considered. Calculated strains are presented alongside strain gauge measurements taken from the sample, and fatigue lives derived using DNV-RP-C203 are compared against the actual numbers of cycles for tube through wall-thickness cracks to develop. INTRODUCTION Oceaneering Umbilical...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 3–6, 2010
Paper Number: OTC-20870-MS
... consumption of FPSOs. The sensor has been developed by Kawasaki. It is a passive sensor similar in size and installation to a conventional strain gauge. After the installation the sensor feels strains of the structure. These strains develop a crack in the sensor. The crack length is a measure of fatigue...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 3–6, 2010
Paper Number: OTC-20871-MS
... it has to be decided what, where and how has to be measured; i.e. the Monitas system has to be designed. monita system sensor hardware specification fpso subsea system upstream oil & gas offshore technology conference installation application strain gauge floating production system...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 3–6, 2010
Paper Number: OTC-20980-MS
... production asset in an inherently inaccessible location. This is usually done through structural modeling and either spot monitoring campaigns using MEMS accelerometers or through subsea conventional strain gauges. Both technics present weaknesses: MEMS sensors usually require a great deal of data processing...
Proceedings Papers

Paper presented at the Offshore Technology Conference, April 30–May 3, 2007
Paper Number: OTC-19040-MS
... measurements with strain gauges are used to verify computer analyses tools. Introduction The Pencil Buoy Method is an Aker Marine Contractors (AMC) patented subsurface transportation and installation method. By use of this method the cargo is lifted through splash zone inshore and wet towed to destination...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2006
Paper Number: OTC-18276-MS
... damage rate lake seneca coverage case stress concentration vibration mode number pipe upstream oil & gas straked region frequency strake coverage configuration strain gauge equation offshore technology conference bare pipe high mode number helical strake strake Copyright...
Proceedings Papers

Paper presented at the Offshore Technology Conference, May 1–4, 2000
Paper Number: OTC-12143-MS
... to derive the fatigue loading on the vessel. The dedicated monitoring system comprised the instrumentation of two cross sections of the vessel with strain gauges, pressure transducers and wave height radar's. Also the deck and the turret were equipped with strain gauges. Both the wave induced motions...

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