ISO 1151-6:1982/Amd 1:1984

Overview

ISO 1151-6:1982/Amd 1:1984 is an important amendment to the international standard defining terms and symbols for flight dynamics, specifically focusing on Part 6: Aircraft Geometry. Developed by ISO Technical Committee ISO/TC 20, which specializes in aircraft and space vehicles, this amendment refines precise definitions related to aircraft geometric characteristics. Published by the International Organization for Standardization in 1984, it provides critical clarifications for consistent and accurate communication within the aerospace industry.

The main purpose of this amendment is to update the definition related to fin area measurement on aircraft. It emphasizes specifying the surface onto which the fin chord surface is projected, reinforcing clarity and standardization in describing aircraft geometry.

Key Topics

• Aircraft Geometry Definitions
  Clarifies key symbols and terms used in describing aircraft shapes and dimensions, ensuring uniformity across technical documentation and engineering communication.

• Fin Area Specification
  Updates note 2 in section 6.7.2.13 by deleting an example within parentheses. The revised sentence now specifies that the fin area should be defined by projecting the fin chord surface onto a specified surface, enhancing precision in measurements.

• Standardization Process
  Developed under ISO direct submission procedures, reflecting coordinated global consensus on flight dynamics terminology within the aerospace sector.

Applications

• Aircraft Design and Engineering
  Ensures geometry parameters such as fin area are consistently defined, facilitating accurate aerodynamic analysis and structural design.

• Flight Dynamics Analysis
  Provides standardized terms and symbols for precise communication in modeling and simulation of aircraft behavior.

• Technical Documentation and Manuals
  Enhances clarity in aerospace specifications, maintenance guides, and regulatory documentation by using internationally accepted geometry definitions.

• Regulatory Compliance and Certification
  Supports compliance with aviation safety and certification standards by applying harmonized terminology for aircraft geometry.

Related Standards

• ISO 1151 Series
  Covers comprehensive flight dynamics terminology, including other parts focusing on different aspects of aircraft behavior.

• ISO/TC 20 Standards
  Addresses broader aerospace vehicle standards, including geometry, materials, and performance criteria.

• Aerospace Industry Standards
  Such as those from SAE International and EASA, which often reference ISO standards for consistent technical language.

Keywords: ISO 1151-6 amendment, aircraft geometry standard, flight dynamics terminology, aircraft fin area definition, aerospace engineering standards, aircraft design terminology, ISO aircraft standards.