State of the Art and Task of Nondestructive Inspection Techniques for Boiler Members

摘要

When boilers are constructed for business and private use, Electric Utilities Industry Law shall be applied. In that law, the technical standards regarding thermal power equipments for power generation and regarding weld of structures in electric power plant are specified on the work to be constructed in order to generate electricity.These technical standards specify duty of the electric utility business and the owner of private electric work that is to maintain the electric work in order to meet these standards. These standards ate, also, quoted as standard for approving work plan and the acceptance or rejection judging standard for the inspection prior to actasl use.Inspection of boilers is made according to these standards. Now we will introduce outline of nondestructive tests of boiler which are specified in these standards.