Rotating UV OLED Panel for Cabin Disinfection
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Solution Overview
Problem
Passenger transportation vehicle cabins often remain contaminated with bacteria, viruses, and airborne illnesses due to inadequate disinfection practices, posing a risk of rapid infection spread among travelers.
Innovation Solution
A system utilizing rotating panels with UV organic light-emitting diodes (OLEDs) for disinfecting cabin surfaces and air, activated only when the cabin is empty, ensuring safety through timed or door-activated shut-off mechanisms, and capable of emitting specific wavelengths to target various microorganisms.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If UV lights are used to disinfect cabin surfaces and air, then disinfection effectiveness is improved, but safety risks increase when passengers are present
Solution Approach 1:
The panel rotates between two orientations: facing the cabin interior during normal operation and facing outward during disinfection. This dynamic repositioning allows the same structure to serve both lighting and disinfection functions while controlling when UV exposure occurs, thereby resolving the contradiction between disinfection effectiveness and passenger safety
Solution Approach 2:
The system performs preliminary verification that the cabin is empty before activating UV disinfection. This preliminary action prevents harmful UV exposure to passengers while ensuring disinfection is performed when safe, resolving the contradiction between effective disinfection and passenger safety
2Reliability
If thorough disinfection is performed, then infection spread is reduced, but cleaning time increases
Solution Approach 1:
The rotating panel enables continuous disinfection coverage by systematically exposing different cabin surfaces to UV light over time. The panel rotates to expose previously untreated areas, ensuring complete disinfection without requiring multiple separate operations, thus reducing total cleaning time while maintaining thoroughness
Solution Approach 2:
The dynamic rotation of the panel allows the disinfection system to cover multiple surfaces sequentially rather than requiring separate static positioning for each area. This motion enables more comprehensive disinfection in less time, resolving the contradiction between thorough cleaning and time efficiency
3Ease of manufacture
If fixed lighting panels are used, then installation is simple, but adaptability to different surfaces is limited
Solution Approach 1:
The panel's ability to rotate between interior-facing and exterior-facing positions provides adaptability to different operational requirements without changing the physical structure. This dynamic capability allows the same installed panel to serve multiple functions (lighting, disinfection, maintenance access) while maintaining installation simplicity
Solution Approach 2:
The rotating panel serves multiple functions: it provides cabin lighting when interior-facing, enables UV disinfection when exterior-facing, and allows maintenance access when rotated. This multi-functionality achieves adaptability to different surfaces and purposes while keeping the installation simple, resolving the contradiction between ease of manufacture and versatility
Applied Scientific Principles
This section explains which scientific principles are used to turn an abstract innovation direction into a practical engineering solution.
Function Achieved in This Case
Effectively disinfects cabin surfaces and air, reducing the risk of infection spread by ensuring safe operation outside passenger presence and using flexible OLEDs that can conform to various surfaces, with automatic shut-off features to prevent accidental activation.
Implementation Method 1
The methods may use UV lights or organic LEDs (OLEDs) to produce ultraviolet light. The light may kill or otherwise disrupt bacteria, viruses, or airborne-based illnesses.
Implementation Method 2
one or more disinfection lights positioned on a panel that rotates, a first side of the panel comprising the one or more disinfection lights
Data Source
AI summary
Embodiments relate generally to systems and methods for treating passenger transportation vehicle cabin surfaces and surrounding air. The methods may use organic LEDs to produce ultraviolet light. Systems may be provided to ensure safety and operation of the air treatment only when passengers and personnel are not present in the cabin.