Telecommunications and information exchange between systems — Wireless Regional Area Networks (WRAN)...
This document specifies the air interface, including the cognitive radio medium access control layer (MAC) and physical layer (PHY), of point-to-multipoint and backhaul wireless regional area networks (WRANs) comprised of a professional fixed base station (BS) with fixed and portable user terminals. The document specifies operation in the bands that allow spectrum sharing where the communications…
Industries du pétrole et du gaz naturel — Exigences spécifiques relatives aux structures en mer — Pa...
Le présent document spécifie les exigences relatives à la définition des procédures et critères de conception parasismique pour les structures en mer; les recommandations concernant les exigences sont indiquées dans l'Annexe A. Les exigences portent sur les structures en mer fixes en acier et en béton. Les effets des événements sismiques sur les structures flottantes et partiellement…
Petroleum and natural gas industries — Specific requirements for offshore structures — Part 2: Seism...
This document contains requirements for defining the seismic design procedures and criteria for offshore structures; guidance on the requirements is included in Annex A. The requirements focus on fixed steel offshore structures and fixed concrete offshore structures. The effects of seismic events on floating structures and partially buoyant structures are briefly discussed. The site-specific…
Electrostatics - Part 2-1: Measurement methods - Ability of materials and products to dissipate stat...
IEC 61340-2-1:2015+AMD1:2022 describes test methods for measuring the rate of dissipation of static charge of insulating and static dissipative materials and products. It includes a generic description of test methods and detailed test procedures for specific applications. The two test methods for measuring charge decay time, one using corona charging and one using a charged metal plate are…
