Helicopter Systems and NH90 Quiz

NH90 Air Vehicle General

• The NH90 is an air vehicle, specifically a helicopter, produced by Leonardo Helicopters.
• The helicopter has two versions: TTH (Tactical Transport Helicopter) and NFH (NATO Frigate Helicopter).
• Both versions share a common platform and design basis.
• The helicopter has various configurations for different missions and roles.

General Presentation of the Air Vehicle General

• This section provides a general overview of the NH90 air vehicle.
• It covers aircraft systems, fuselage structure, dynamic system, and helicopter systems and mission equipment details.

General Presentation of Aircraft Systems

• Covers various aircraft systems within the NH90 helicopter.
• This is a detailed description of components and how they work together.

General Presentation of the Fuselage Structure

• Details the structure of the helicopter fuselage, including materials, design, and features.
• Important parts like main gear box, hydraulic system, and plant management system are also highlighted.

General Presentation of the Dynamic System

• Focuses on the dynamic components of the helicopter, including the engines, freewheels, and drive train.
• Key mechanical components and systems are discussed.

General Presentation of the Helicopter Systems & Mission Equipment

• Presents the different systems related to the helicopter's mission equipment.
• Covers fuel capacity, internal tank design, auxiliary fuel tanks, and other mission-related components.
• Describes systems like the hydraulic circuit, electrical systems, ice protection systems, and more.
• This section details the equipment related to the helicopter's intended use (e.g., anti-surface, anti-submarine).

NH90 Size Comparison

• Shows the dimensions (fuselage length) of different helicopters compared to the NH90.
• Includes models like the Eurocopter Cougar, Agusta Bell AB139, and more.

NH90 Weight Comparison

• Compares the maximum take-off weight (MTOW) of the NH90, Eurocopter Cougars, and other helicopters.

1st Digit: Version & Motorization

• Explains helicopter versions distinguished by the first digit according to specific configurations.
• For example, TTH (Tactical Transport Helicopter) versus NFH (NATO Frigate Helicopter).

2nd & 3rd Digits: Nationality

• Lists the different national variations of the helicopter (based on the assigned nationality code).
• Includes countries like Finland, France, Germany, Italy, The Netherlands, Norway, Portugal, and Qatar among others, specifying who manufactures or uses each variation.

4th Digit: Department/Sub-variant

• Details the helicopter for different departments and their specializations (Army, Air Force, Navy, etc.).

Main Dimensions (Folded & Unfolded)

• Gives specific dimensions (lengths and widths) of the NH90 helicopter both in unfolded and folded states, considering the installation of a High-Speed Cargo system (HSC).

Additional Equipments

• Lists components and their specifications, like 400 kg Heavy Store Carriers.

Floatations Inflated

• Describes the helicopter’s floatation capabilities.

General NFH Internal Configurations

• Shows various internal layouts based on the intended mission, such as Anti-surface, Anti-submarine, MEdevac, and Search & Rescue.

Modular Design – Fully Composite

• Outlines the helicopter's design features using carbon and hybrid materials.
• Highlights the benefits of composite materials like better fatigue strength, no corrosion, long life, and reduced vulnerability of the materials.

Performance Data

• Specifies crucial performance data (e.g., maximum gross weight, maximum take-off weight, velocity never exceed).
• Gives details about the speed, climb rate, endurance, and other specifications of the NH90.

Internal Auxiliary Fuel Tank (Provision)

• Describes the capabilities of internal auxiliary fuel tanks.

External Auxiliary Fuel Tank

• Specifies capabilities of the external auxiliary fuel tank (Magnaghi) and HSC 600 kg tanks.

NFH Hydraulic Circuit

• Show the hydraulic systems architecture and components.

Flight Control System

• Shows the components of the flight control system.

Pilot & Co-pilot Interface - Inceptors

• Details specific controls used by the pilot.

Winchman Trim Location

• The placement location of this control function (and its functions).

Cockpit Panels

• Shows a layout of the cockpit controls and components.

Overhead Console

• Presents a detailed diagram of the overhead console.

Main Instrument Panel

• Provides a detailed layout and components illustration of the Main Instrument Panel.

Interseat Console

• Shows the layout of the Interseat Console.

NFH Version – Indicating and Recording System

• Shows the system’s architecture, specifying components and connections.

Voice & Flight Data Recorder

• Specifies the features of the Voice & Flight Data Recorder.

Plant Management System

• Illustrates the layout and components of the Plant Management System - which enables management of the helicopter's maintenance database, weight & balance, configuration, and more.

Data Transfer Device / Data Insertion Device

• Details components and their functions in transferring data to the device.

NFH Version – Navigation System

• Architectural drawing showing system components and interconnections.

NFH Version – Typical Mission Profiles

• Explains typical scenarios in using the helicopter for ASW (anti-submarine warfare) missions.

NFH Version – Mission Systems

• Illustrates mission equipment for the NFH version.

NFH Version – Tactical Control System Block Diagram

• Presents a functional and architectural design of the tactical control system.

NFH Version – System Integration

• Explains how various systems are connected on the NH90 helicopter.

NFH Version – European Naval Radar

• Describes the radar systems functionality.

NFH Version – Electro Optical System (EOS)

• Explains the electro-optical system's functionality, including available cameras, tracking, and distance measuring systems.

NFH Version – Sonic System

• Covers the sonic systems (e.g., dipping sonar, and sonobuoy).

NFH Version – Sonobuoys Subsystem

• Shows the configuration and use of sonobuoys.

NFH Version – Store Management System

• Describes system components related to stores management (heavy and light stores, sonobuoys), and their interface with the TCS (Tactical Control System).

NFH Version – Electronic Warfare System

• Shows the architecture of the electronic warfare system (EWS). This includes electronic support measures (ESM) and electronic countermeasures (ECM) features.

• Other supplemental data (e.g., weather radar functionality, etc.) is included.