ISO 21789:2009 covers the safety requirements for gas turbine applications using liquid or gaseous fuels and the safety-related control and detection systems and essential auxiliaries for all types of open cycles (simple, combined, regenerative, reheat, etc.) used in onshore and offshore applications including floating production platforms.
It applies to driven machinery only where an integral…
Steel products — Employer's qualification system for non-destructive testing (NDT) personnel
ISO 11484:2009 describes an employer's qualification system for non-destructive testing (NDT) personnel performing the inspection of the following steel products under the employer's responsibility:
tubes/pipes (seamless or welded);
flat products, long products, rails, bars, sections, rod, wire.
Information technology — Security techniques — Authenticated encryption
ISO/IEC 19772:2009 specifies six methods for authenticated encryption, i.e. defined ways of processing a data string with the following security objectives: data confidentiality, i.e. protection against unauthorized disclosure of data; data integrity, i.e. protection that enables the recipient of data to verify that it has not been modified; data origin authentication, i.e. protection that…
L'ISO 21789:2008 couvre les exigences de sécurité relatives aux applications des turbines à gaz à combustibles liquides ou gazeux, aux systèmes de commande et de détection liés à la sécurité et aux équipements auxiliaires essentiels de tous les types de cycles ouverts (simple, combiné, avec récupération, à postcombustion, etc.) utilisés en applications terrestre et maritime y compris sur les…
Multimedia systems and equipment - Multimedia e-publishing and e-books - Reader's format for e-...
IEC 62524:2009 specifies a reader's format for multimedia e-publishing employed for e-book data interchange among publishers and readers, satisfying a number of readers' requirements such as being non-revisable, equipment-adaptive and application-adaptive.
Fibre optic interconnecting devices and passive components performance standard - Part 031-3: Non-co...
IEC 61753-031-3:2009 contains the minimum initial tests and measurement requirements and severities which a non-wavelength selective branching device (NWBD) should satisfy in order to be categorized as meeting the requirements of Category U (uncontrolled environment) as defined in Annex A of IEC 61753-1.
Keywords: non-wavelength selective branching device (NWBD), Category U (uncontrolled…
