Self-standing Reflector with Folded Panels and Inserts
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Solution Overview
Problem
Conventional luminaire reflectors often result in uneven illumination and wastage of light, as they are designed to use standard configurations and lamps, leading to excessive light being thrown beyond the desired area and requiring higher lumen output to compensate for losses.
Innovation Solution
A self-standing reflector system comprising a main reflector with folded panels and integrated reflective inserts, formed from a single sheet of material, which provides a higher reflectance and directs light more efficiently, allowing for uniform illumination with reduced power consumption.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Loss of energy
If conventional standard-configured reflectors are used, then the luminaire can be easily manufactured and installed, but light distribution becomes uneven and light is wasted beyond the desired area
Solution Approach 1:
The reflector is divided into multiple segmented panels that can be independently positioned and oriented. Each panel can be adjusted to specific angles to optimize light reflection directions, allowing precise control over light distribution patterns while maintaining manufacturability through modular assembly
Solution Approach 2:
The reflector system incorporates adjustable and reconfigurable elements that allow the reflector configuration to be modified based on specific illumination requirements. This dynamic adjustment capability enables optimization of light distribution for different applications without requiring completely different reflector designs
2Illumination intensity
If larger illuminating lamps are used to compensate for light loss, then the desired illumination level can be achieved, but power consumption increases by 25-33%
Solution Approach 1:
The reflector system provides different reflection characteristics in different zones and directions. By optimizing the reflector geometry and material properties in specific areas, light is concentrated where needed with enhanced reflectance in key directions, achieving uniform illumination without requiring increased lamp output
Solution Approach 2:
The invention optimizes key parameters including reflector surface geometry, reflection angles, and material reflectance properties to maximize light utilization efficiency. These parameter optimizations ensure that a higher percentage of emitted light reaches the target area, reducing the need for additional power
3Manufacturing precision
If standard reflector designs are used, then manufacturing and installation are straightforward, but illumination uniformity across the target area is poor
Solution Approach 1:
The reflector is divided into multiple segmented panels that can be independently positioned and oriented. Each panel can be adjusted to specific angles to optimize light reflection directions, allowing precise control over light distribution patterns while maintaining manufacturability through modular assembly
Solution Approach 2:
The modular panel design with standardized connection mechanisms creates a universal system that can be configured for different illumination requirements. The same basic panel components can be arranged in various configurations to achieve different light distribution patterns, simplifying manufacturing while improving illumination uniformity
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
The solution achieves uniform illumination with 25-33% less power usage compared to conventional systems by optimizing light distribution and reflectance, ensuring effective use of emitted light within the desired area.
Implementation Method 1
at least one reflective insert joined to the at least one of the plurality of reflector panels, the at least one reflective insert having a reflecting surface disposed inboard from the interior reflective surface
Data Source
AI summary
A self-standing reflector, and method of making same, comprising a main reflector formed from at least one sheet of reflective material, and at least one reflective insert joined to the main reflector. The main reflector is typically formed by folding a plurality of flat panels along fold lines pre-formed in the sheet into abutting relationship to define a predetermined three-dimensional reflector shape. The reflective insert can have a plurality of facets formed into its reflective surface and is joined to the interior surface of the folded main reflector, and has a reflecting surface disposed inboard from the interior reflective surface of the main reflector. The main reflector and the reflective inserts have a reflectance of at least 95% (Miro 4). The fold-up reflector with its reflective inserts directs reflected light to a predetermined area to provide improved area lighting with less light scatter and improved efficiency.