Wireless Emergency Lighting System with Solar and Battery Power
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Solution Overview
Problem
Conventional LED lighting systems lack flexibility and efficiency in installation, energy management, and cost-effectiveness, particularly in applications requiring independent operation from wired power sources and smart control mechanisms.
Innovation Solution
The integration of wireless control and wireless power technologies in LED lighting devices, enabling autonomous operation, energy harvesting, and networked control systems that allow for remote management and backup power during outages, using rechargeable batteries, solar cells, and sensors for energy efficiency and peak demand reduction.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Adaptability or versatility
If wireless power sources (batteries, solar cells) are integrated into LED lighting devices, then installation flexibility and independence from wired power are improved, but device complexity and cost increase
Solution Approach 1:
The patent combines multiple power sources (battery and solar cell) into a single lighting device, creating an integrated power system that provides both portability and renewable charging capability. This merging resolves the contradiction by achieving installation flexibility through wireless power while managing complexity through integrated design.
Solution Approach 2:
The lighting device is designed to perform multiple functions: it can operate on battery power for portability, charge from solar cells for extended operation, and function as an emergency light during power outages. This multi-functionality improves adaptability while the integrated design keeps complexity manageable.
2Productivity
If wireless control and networked control systems are implemented, then energy management efficiency and remote management capability are improved, but device complexity and cost increase
Solution Approach 1:
The control system incorporates feedback mechanisms that allow the lighting device to report status information (power levels, operational state) to remote systems. This enables efficient energy management through monitoring and adjustment, while the feedback-based approach keeps complexity manageable by using standardized communication protocols.
Solution Approach 2:
The lighting device includes autonomous control capabilities that allow it to manage its own power consumption, adjust operation based on environmental conditions, and participate in networked energy management without requiring complex external control systems. This self-service approach improves energy management efficiency while minimizing added complexity.
3Reliability
If multiple power sources (battery, solar cell, AC adapter) are integrated, then continuous operation during power outages is improved, but device complexity and manufacturing cost increase
Solution Approach 1:
The system prioritizes using renewable solar power when available, recovering energy from the environment. When solar power is insufficient, it transitions to battery power, and finally to AC adapter power as a last resort. This hierarchical power management approach ensures continuous operation while managing manufacturing costs by making the AC adapter (the most complex component) optional rather than mandatory.
4Use of energy by moving object
If LED lighting is used instead of traditional lighting, then energy efficiency and longevity are improved, but initial cost and adaptability to existing fixtures increase
Solution Approach 1:
The lighting device is designed with universal adaptability: it can be installed in locations with AC power outlets using the AC adapter, in locations without outlets using battery power, and can be recharged via solar cells. This multi-functionality resolves the contradiction by maintaining LED energy efficiency while achieving compatibility with various existing fixture types and installation scenarios.
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 provides cost-effective, energy-efficient, and flexible LED lighting solutions that can operate independently of wired power, reduce peak demand, and ensure continuous lighting during outages, enhancing user convenience and energy management.
Implementation Method 1
a solar cell configured to charge the rechargeable battery
Implementation Method 2
a rechargeable battery configured to store power
Data Source
AI summary
In embodiments of the present invention improved capabilities are described for systems and methods that provide for a power outage lighting management within an environment, comprising a power outage detection device adapted to detect a power outage condition and to wirelessly transmit power outage indication data to a plurality of lighting systems within the environment, where at least one of the plurality of lighting systems include art LED light source that is powered by an internal power source.