Modular LED Fixture with Interchangeable Lenses for Low Temperature
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Solution Overview
Problem
Conventional lighting fixtures in low temperature environments, such as freezers, are inefficient due to prolonged warm-up times, continuous operation to avoid wait times, and lack of customizable light output, leading to energy waste and increased heat load.
Innovation Solution
A modular LED light fixture with interchangeable lenses and strips, using a quick-connect attachment device and multi-position power control, allowing for instant-on functionality and customizable light output, reducing energy consumption and heat contribution.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Illumination intensity
If conventional HID or fluorescent lighting fixtures are used in low temperature environments, then illumination is provided, but the fixtures require prolonged warm-up time and must operate continuously to avoid wait times, leading to energy waste
Solution Approach 1:
The patent transitions from conventional HID or fluorescent lighting to LED technology, fundamentally changing the operating parameters of the light source. LEDs provide instant full brightness without warm-up time and maintain high efficiency in low temperature environments, eliminating the need for continuous operation and reducing energy waste significantly
Solution Approach 2:
The patent replaces the thermal-based lighting systems (HID and fluorescent) with solid-state LED technology. This substitution eliminates the need for gas discharge and filament heating mechanisms, providing instant illumination without the prolonged warm-up period required by conventional systems
2Loss of time
If conventional lighting fixtures operate continuously to provide immediate illumination, then instant-on functionality is achieved, but energy is wasted and heat load on the refrigeration system increases
Solution Approach 1:
The patent changes the operational parameters by using LEDs that provide instant full brightness upon activation. This eliminates the trade-off between continuous operation and warm-up time, allowing the system to operate only when needed without energy waste or delay
Solution Approach 2:
The patent enables periodic operation of lighting fixtures based on actual need rather than continuous operation. The instant-on capability of LEDs allows the system to be turned on only when the area is occupied or illumination is required, and turned off immediately when not needed, creating an efficient on-demand operation pattern
3Illumination intensity
If conventional lighting fixtures are used, then illumination is provided, but they cannot focus light in certain desired areas and lack customizable light output
Solution Approach 1:
The patent divides the lighting fixture into modular components: multiple LED modules, interchangeable lenses, and separate power control devices. This segmentation allows individual customization of each module's light output and direction, enabling flexible configuration to focus light in specific desired areas and adapt to different application requirements
Solution Approach 2:
The patent introduces dynamic adjustability through interchangeable lenses with different beam patterns and multi-position power control devices. Users can dynamically change the light distribution characteristics and intensity levels to match varying operational requirements, transforming a static lighting system into an adaptable one
4Illumination intensity
If conventional lighting fixtures operate in low temperature environments, then illumination is provided, but they operate at lower efficiency compared to LED technology
Solution Approach 1:
The patent changes the fundamental operating parameters by using LED technology which maintains high efficiency in low temperature environments. LEDs convert electrical energy to light more efficiently than HID or fluorescent systems, especially in cold conditions, providing superior light output per unit of energy consumed
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 modular LED light fixture provides energy-efficient, instant-on illumination, reducing unnecessary energy use and heat load by allowing for customizable light output and profile adjustments, enhancing operational efficiency in low temperature applications.
Implementation Method 1
The present invention relates to a lighting and energy conservation system having a modular LED light fixture
Implementation Method 2
LEDs that operate more efficiently in low temperature environments
Implementation Method 3
a reflector having a plurality of elongated channels
Data Source
AI summary
A lighting and energy conservation system for low temperature applications includes LEDs as a light source. The LEDs are provided in a modular LED light fixture. The fixture includes a frame supporting a reflector having a plurality of elongated channels. Mounting strips are removably installed in each of the elongated channels, and LEDs are mounted on each of the mounting strips. Interchangeable lenses are provided over the LEDs and are removably coupled to the mounting strip by a quick-connect device. A separate multi-position power control device is associated with each of the mounting strips, so that a total light output intensity and profile of the fixture can be individually customized by any one or more of: interchanging lenses on the LEDs, interchanging mounting strips within the elongated channels, and selectively adjusting the multi-position power control device for each of the mounting strips.