Modular Payload Bay for Aircraft with Interchangeable Modules

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Solution Overview

Problem

Conventional aircraft payload systems are limited to single-purpose use, leading to increased drag and reduced mission adaptability, as they are typically designed for specific types of payloads, which restricts their ability to carry multiple payload types efficiently during flight.

Innovation Solution

The implementation of modular bays on aircraft that can receive interchangeable payload modules, allowing for various functions and minimizing drag by internalizing payload modules within the fuselage, thereby enhancing operational adaptability and reducing drag penalties during flight.

Engineering Contradictions & Design Principles

VSEngineering Contradiction Analysis

1Quantity of substance

If payloads are externally mounted on the aircraft, then payload capacity is increased, but drag is increased

Engineering Contradiction:
Improvepayload capacityVSAvoiddrag
Core Design Contradiction:
Quantity of substanceVSObject-generated harmful factors

Solution Approach 1:

The payload modules are nested within internal payload bays of the aircraft fuselage, allowing payloads to be contained inside the aircraft structure rather than mounted externally. This nesting approach maintains payload capacity while eliminating the drag penalty associated with external mounting, as the payloads are housed within the streamlined fuselage shape.

Inventive Principle:
Principle #7Nested doll (Nesting)

2Device complexity

If payload bays are designed for a single type of payload, then structural simplicity is maintained, but mission adaptability is reduced

Engineering Contradiction:
Improvestructural simplicityVSAvoidmission adaptability
Core Design Contradiction:
Device complexityVSAdaptability or versatility

Solution Approach 1:

The payload bay is designed with universal interfaces and standardized dimensions that allow it to accommodate multiple types of interchangeable payload modules. The bay structure includes standardized mounting points, electrical interfaces, and data connections that work with different payload types (weapons, sensors, electronic warfare systems), enabling a single bay design to serve multiple mission functions without requiring structural modifications.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Solution Approach 2:

The payload system is segmented into separate, interchangeable modules that can be independently selected and installed in the payload bay. Each payload module is a self-contained unit with standardized interfaces, allowing the aircraft to be reconfigured for different missions by swapping modules rather than redesigning the entire payload system.

Inventive Principle:
Principle #1Segmentation

3Ease of manufacture

If conventional single-purpose payload bays are used, then manufacturing simplicity is maintained, but operational flexibility is reduced

Engineering Contradiction:
Improvemanufacturing simplicityVSAvoidoperational flexibility
Core Design Contradiction:
Ease of manufactureVSAdaptability or versatility

Solution Approach 1:

The payload bay incorporates universal mounting structures, standardized electrical connectors, and common interface protocols that work across different payload types. This universal design allows the same bay structure to be manufactured once and then accommodate various payload modules through standardized interfaces, maintaining manufacturing simplicity while enabling operational flexibility.

Inventive Principle:
Principle #6Universality (Multi-functionality)

Data Source

PatentEP3296193B1Modular payload systems for aircraft
Publication Date: 2019.11.06 BELL HELICOPTER TEXTRON INC
  • EP3296193B1 patent drawingFigure 1A~1B
  • EP3296193B1 patent drawingFigure 1C
  • EP3296193B1 patent drawingFigure 2~3G

AI summary

A modular payload system (300) for an aircraft (10; 300; 400) includes a modular bay (38; 106, 108, 110; 202; 302) recessed within the aircraft. The modular bay includes a modular bay interface (206, 246). The modular payload system includes a plurality of payload modules (118; 208, 210, 212; 308) each having a respective function and a payload interface (230, 232, 234) adapted to connect to at least a portion of the modular bay interface. The plurality of payload modules are interchangeably insertable into the modular bay to enable the modular bay to support the functions of the plurality of payload modules.