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INSYT provides expertise for corrosion investigations

INSYT provides expertise for corrosion investigations INSYT provides expertise for corrosion investigations Ultrasonic measurement techniques developed by the Atomic Energy Authority to measure small distances within liquid metal cooled reactors have considerable potential within the petrochemical and associated industries for assessing corrosion effects in high temperature applications. At AEA Technology's Instrumentation and System Technology Centre (INSYT) basedatRisley, Warrington, significant development has been undertaken on trans­ ferring the technology and expertise gained through years of practical investigations into a wider range of applications. Typically ultrasonic transducers specially designed and developed for operating in hostile conditions within the nuclear industry and capable of operating at Ultrasonic transducers specially designed and temperatures up to 600°C are ideal for assessing the developed for operations in hostile conditions within reduction in thickness in pipes conveying hot fluids. the nuclear industry and capable of operating at They have been used in the UK in Prototype Fast tempeatures up to 600°C are ideal for assessing the Reactors to inpsect, measure and image the reactor core reduction in thickness in pipes conveying hot fluids under liquid sodium. Mineral-insulated cables are used to carry drive and High temperature applications signal voltages. Ultrasonic transducers of a rugged construction and Pipelines are subject to a variety of corrosion rates fabricated wholly from inorganic materials, eg lithium depending upon their location. The most vulnerable niobate, resist radiation and corrosion in addition to sections are chosen for monitoring and a most important being high temperature tolerant They are very suitable feature is that these measurements can be undertaken for high temperature pipeline applications. while the pipes are operational. The transducers, which are designed as a metallic, The transducers are stud welded onto the pipe and fully welded assembly in whicha tuned metal diaphragm recordings made using the time-of-flight method. is used to protect the piezo-electric element, ensure maximum sensitivity. The element is attached to the diaphragm using a patented bonding technique and a Details: AEA Technology's Instrumentation and stainless steel sheath which encapsulates the elements. System Technology Centre, Risley Warrington. Section: SCP attached to vessel wall 6 ANTI-CORROSION August 1990 http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Anti-Corrosion Methods and Materials Emerald Publishing

INSYT provides expertise for corrosion investigations

Anti-Corrosion Methods and Materials , Volume 37 (8): 1 – Aug 1, 1990

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Publisher
Emerald Publishing
Copyright
Copyright © Emerald Group Publishing Limited
ISSN
0003-5599
DOI
10.1108/eb060869
Publisher site
See Article on Publisher Site

Abstract

INSYT provides expertise for corrosion investigations Ultrasonic measurement techniques developed by the Atomic Energy Authority to measure small distances within liquid metal cooled reactors have considerable potential within the petrochemical and associated industries for assessing corrosion effects in high temperature applications. At AEA Technology's Instrumentation and System Technology Centre (INSYT) basedatRisley, Warrington, significant development has been undertaken on trans­ ferring the technology and expertise gained through years of practical investigations into a wider range of applications. Typically ultrasonic transducers specially designed and developed for operating in hostile conditions within the nuclear industry and capable of operating at Ultrasonic transducers specially designed and temperatures up to 600°C are ideal for assessing the developed for operations in hostile conditions within reduction in thickness in pipes conveying hot fluids. the nuclear industry and capable of operating at They have been used in the UK in Prototype Fast tempeatures up to 600°C are ideal for assessing the Reactors to inpsect, measure and image the reactor core reduction in thickness in pipes conveying hot fluids under liquid sodium. Mineral-insulated cables are used to carry drive and High temperature applications signal voltages. Ultrasonic transducers of a rugged construction and Pipelines are subject to a variety of corrosion rates fabricated wholly from inorganic materials, eg lithium depending upon their location. The most vulnerable niobate, resist radiation and corrosion in addition to sections are chosen for monitoring and a most important being high temperature tolerant They are very suitable feature is that these measurements can be undertaken for high temperature pipeline applications. while the pipes are operational. The transducers, which are designed as a metallic, The transducers are stud welded onto the pipe and fully welded assembly in whicha tuned metal diaphragm recordings made using the time-of-flight method. is used to protect the piezo-electric element, ensure maximum sensitivity. The element is attached to the diaphragm using a patented bonding technique and a Details: AEA Technology's Instrumentation and stainless steel sheath which encapsulates the elements. System Technology Centre, Risley Warrington. Section: SCP attached to vessel wall 6 ANTI-CORROSION August 1990

Journal

Anti-Corrosion Methods and MaterialsEmerald Publishing

Published: Aug 1, 1990

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