02-Helicopter Design Phase - HelicopterDesignand...

Info iconThis preview shows pages 1–11. Sign up to view the full content.

View Full Document Right Arrow Icon
Helicopter Design and Development Phase Dr Afshin manouchehrifar
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
The major components of a conventional helicopter Note the location of the fuel tanks close to the mast to minimize CM (centre of mass) shifts Dr Afshin manouchehrifar ٢
Background image of page 2
Design technology for the civilian market is driven by: – Reduced acquisition – Reduced operating costs – Increased safety – Reduced cabin noise – Increased passenger comfort – Better mechanical reliability and maintainability – Reduced external noise Conceptual Helicopter Design Dr Afshin manouchehrifar ٣
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Conceptual Helicopter Design On the other hand design technology for the military market is driven by: – Operational flexibility and adaptability – Long operational life – Upgradeable components – Vulnerability and Survivability Emphasis is being placed on the dual use of military and civilian technology. This has benefits for the customer and manufacturer Dr Afshin manouchehrifar ۴
Background image of page 4
Conceptual Helicopter Design The general design requirements will include Hover capability – Maximum payload – Range/Endurance – Cruise or maximum level flight speed – Climb Performance – “Hot and High” performance and other environmental issues – Manoeuvrability and agility Dr Afshin manouchehrifar ۵
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Conceptual Helicopter Design The general design requirements will be constrain by: – Maximum main rotor disk loading – Maximum physical size – One engine inoperative performance – Autorotative capability – Noise issues – Maintenance issues – Crashworthiness – Radar cross section and detectability (Vulnerability) – Civil/Military Certification Dr Afshin manouchehrifar ۶
Background image of page 6
Conceptual Helicopter Design The objective will be: – Smallest Helicopter – Lightest Helicopter – Least expensive • All with the minimum cost (design) • Simple analytical models Dr Afshin manouchehrifar ٧
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Helicopter Characteristics Vertical take off/landing, hover Operation in unprepared areas External and internal loads Limited speed potential VFR (visual flight rules) and IFR (instrument flight rules) operations Dr Afshin manouchehrifar ٨
Background image of page 8
Civil Mission Capabilities Transport Personnel Transport Freight / Material Transport External Loads Emergency Medical Services Surveillance Offshore Dr Afshin manouchehrifar ٩
Background image of page 9

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Command and Control Reconnaissance Anti Armour Fire Support Ground Fire Support Anti Air Support Protection Electronic Warefare
Background image of page 10
Image of page 11
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 41

02-Helicopter Design Phase - HelicopterDesignand...

This preview shows document pages 1 - 11. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online