Modular LED Troffer with Junction Housing for Low Voltage Maintenance
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Solution Overview
Problem
Existing luminaire systems in commercial buildings require complex and costly high-voltage connections for installation and maintenance, limiting user flexibility and accessibility for non-licensed personnel to replace or upgrade lighting fixtures.
Innovation Solution
A modular luminaire system with a frame connected to a support in a drop ceiling, featuring a junction housing for high-to-low voltage conversion, allowing separate and interchangeable light engines with low-voltage connections, enabling non-licensed individuals to install and maintain light fixtures after initial high-voltage setup by licensed professionals.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If high-voltage connections are used for luminaire installation and maintenance, then power supply capability is ensured, but installation complexity and cost increase, and accessibility for non-licensed personnel is limited
Solution Approach 1:
The luminaire system is divided into two distinct parts: a frame component that remains permanently installed with high-voltage connections, and a removable light engine component with low-voltage connections. This segmentation allows the complex high-voltage infrastructure to be established once by licensed professionals, while enabling end-users to easily replace or upgrade light engines without dealing with high-voltage wiring.
Solution Approach 2:
A voltage conversion interface is introduced as an intermediary between the high-voltage power supply and the low-voltage light engine. This intermediary converts high-voltage power to low-voltage power, allowing the light engine to operate at safe low voltages while still receiving power from the building's high-voltage infrastructure. The conversion happens automatically at the interface, shielding users from high-voltage complexity.
2Reliability
If high-voltage connections are used for luminaire installation and maintenance, then power supply capability is ensured, but maintenance cost and difficulty increase for non-licensed personnel
Solution Approach 1:
The luminaire system is divided into two distinct parts: a frame component that remains permanently installed with high-voltage connections, and a removable light engine component with low-voltage connections. This segmentation allows the complex high-voltage infrastructure to be established once by licensed professionals, while enabling end-users to easily replace or upgrade light engines without dealing with high-voltage wiring.
Solution Approach 2:
The light engine is extracted as a separate, self-contained module that can be removed and replaced without disturbing the high-voltage electrical infrastructure. By taking out the light engine as an independent component with pre-integrated low-voltage connections, the system eliminates the need for non-licensed personnel to work with high-voltage electricity during maintenance operations.
3Adaptability or versatility
If modular design with separate light engines is used, then user flexibility and customization are improved, but connection complexity between components increases
Solution Approach 1:
A voltage conversion interface is introduced as an intermediary between the high-voltage power supply and the low-voltage light engine. This intermediary converts high-voltage power to low-voltage power, allowing the light engine to operate at safe low voltages while still receiving power from the building's high-voltage infrastructure. The conversion happens automatically at the interface, shielding users from high-voltage complexity.
Solution Approach 2:
The frame component is designed with universal, standardized connection interfaces that can accommodate different light engine models and configurations. These standardized mechanical and electrical interfaces simplify the connection process, allowing users to interchange light engines without dealing with complex wiring or customization, thereby reducing connection complexity despite the modular design.
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
Facilitates user customization and cost-effective upgrades or replacements of light engines, reducing installation and maintenance costs while ensuring safety through separation of high and low voltage connections, and enabling subscription-based lighting services for indoor and outdoor facilities.
Implementation Method 1
A control component is positioned in the junction housing for converting a high voltage power supply to a lower voltage power supply
Data Source
AI summary
A luminaire system includes a frame configured to be positioned in a drop ceiling and connected to a support. A junction housing is connected to the frame and has a high voltage input and a low voltage output. A control component is positioned in the junction housing for converting a high voltage power supply to a lower voltage power supply. A first low voltage conductor extends from the junction housing. A light engine includes a housing containing a light emitter, and a second low voltage conductor extending from the housing. The light engine is releasably connected to the frame and the second low voltage conductor is releasably connected to the first low voltage conductor.