Lensless LED Lighting Assembly with Reflector and Cooling Device
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Solution Overview
Problem
Existing luminaires using conventional lighting sources such as high performance lamps and high-intensity discharge lamps are energy inefficient and produce significant heat, leading to high operating costs for climate control, and they have shorter lifespans compared to LED lighting solutions.
Innovation Solution
The integration of a reflector with a light emitting diode (LED) light source that contacts a cooling device and is electrically coupled to a power source, replacing traditional lenses in luminaires, allowing for retrofitting of existing fixtures and reducing energy consumption and heat production while maintaining performance.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Use of energy by moving object
If conventional lighting sources (HID, HPL) are used, then lighting output is achieved, but energy efficiency is poor and heat generation is high
Solution Approach 1:
The patent changes the fundamental operating parameters of the lighting system by switching from conventional thermal radiation sources (HID, HPL) to LED electroluminescence sources. This parameter change enables significantly improved energy efficiency (up to 600% improvement) while reducing heat generation, as LEDs convert electrical energy directly to light rather than relying on thermal processes.
Solution Approach 2:
The patent replaces the thermal-mechanical lighting system with an electrical-optical system. Instead of using filaments and arcs that generate light through heating (conventional mechanical/thermal processes), the system uses LED diodes that convert electrical energy directly to optical energy through electroluminescence, eliminating the need for complex thermal management and reducing overall energy consumption.
2Productivity
If conventional lamp luminaires are used, then lighting function is provided, but climate control costs increase due to heat production
Solution Approach 1:
The patent fundamentally changes the thermal parameters of the lighting system by replacing high-temperature thermal radiation sources with low-temperature LED sources. This parameter change maintains lighting output while dramatically reducing heat production, thereby lowering climate control costs and improving overall energy efficiency.
3Duration of action of stationary object
If standard filament light sources are used, then lighting is provided, but operating life is short
Solution Approach 1:
The patent replaces the mechanical filament structure with a solid-state LED component. This substitution eliminates the evaporative degradation and thermal stress that limit filament lamp lifespan, resulting in significantly extended operating life and improved reliability for the lighting system.
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
This solution significantly increases energy efficiency by up to 600% and reduces heat generation, extending the lifespan of lighting assemblies and lowering operational costs, while eliminating the need for costly and difficult-to-exchange lenses.
Implementation Method 1
a light emitting diode (LED) light source
Implementation Method 2
The integration of a reflector with a light emitting diode (LED) light source
Implementation Method 3
the LED light source contacting (c) a cooling device
Implementation Method 4
a reflector in association with (b) a light emitting diode (LED) light source
Data Source
AI summary
LED assemblies, lens-less luminaires, and methods of use are provided herein. According to some embodiments, the present technology may contemplate a lighting assembly that includes a reflector in association with a light emitting diode (LED) light source, the LED light source contacting a cooling device, wherein the LED light source is electrically coupled to a power source; and a mounting plate for coupling the lighting assembly to a luminaire.