Solar Lamp Lumen Control for Low-Sunlight Battery Reliability
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Solution Overview
Problem
Solar-powered lamps face reliability issues due to dependence on sunlight availability and high production costs, leading to inconsistent lighting and limited adoption.
Innovation Solution
An intelligent solar-powered lamp system featuring a LED component, solar panel, battery, converter, and microcontroller with a software program that optimizes battery usage and lumen output based on real-time data, including current battery levels, historical charging data, and environmental factors, ensuring consistent lighting and extended battery life.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Reliability
If solar panel capacity is increased to provide uninterrupted lighting, then lighting reliability is improved, but device complexity and manufacturing cost increase
Solution Approach 1:
The system dynamically adjusts LED lumen output based on real-time battery charge levels and environmental conditions. The microcontroller continuously monitors battery voltage and modifies lighting intensity accordingly, allowing the lamp to provide consistent lighting duration without requiring oversized solar panels or batteries. This dynamic adaptation resolves the contradiction by making the lighting system reliable through intelligent control rather than through hardware oversizing.
Solution Approach 2:
The patent changes the operational parameters of the LED component by adjusting lumen output levels based on battery state. Instead of maintaining constant high output, the system varies the lighting intensity parameter to match available energy, thereby ensuring uninterrupted lighting operation without requiring excessive energy storage capacity or complex hardware configurations.
2Duration of action of moving object
If battery capacity is increased to extend lighting duration, then lighting autonomy is improved, but manufacturing cost and device complexity increase
Solution Approach 1:
The system employs dynamic control of LED output based on real-time battery voltage monitoring. The microcontroller adjusts lumen levels to extend lighting duration through intelligent energy management rather than through hardware oversizing. This allows the lamp to operate throughout the night even with moderate battery capacity, resolving the contradiction between lighting duration and device complexity.
Solution Approach 2:
The lamp performs self-assessment of its energy state and autonomously adjusts its operational parameters. The microcontroller continuously monitors battery voltage and automatically modifies LED output to maximize lighting duration within available energy constraints, eliminating the need for manual intervention or oversized components.
3Illumination intensity
If LED lumen output is increased to provide brighter lighting, then illumination intensity is improved, but battery consumption increases and lighting duration decreases
Solution Approach 1:
The system dynamically adjusts LED lumen output based on real-time battery charge levels. During periods of high battery charge, the system provides higher illumination intensity. As battery charge decreases, the system automatically reduces lumen output to extend lighting duration. This dynamic balancing resolves the contradiction between illumination intensity and lighting duration.
Solution Approach 2:
The system implements periodic monitoring of battery voltage and adjusts LED output in corresponding cycles. The microcontroller continuously assesses energy state and modifies lighting intensity in real-time, creating a periodic adaptation pattern that maintains optimal balance between brightness and duration throughout the operating night.
4Productivity
If solar panel size is increased to charge battery faster, then charging speed is improved, but device complexity and manufacturing cost increase
Solution Approach 1:
The system optimizes charging efficiency by monitoring battery voltage and adjusting charge acceptance parameters. The microcontroller manages the charging process to maximize energy capture from the solar panel without requiring oversized panel area. This intelligent charge management resolves the contradiction between charging speed and device complexity.
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 system provides uninterrupted lighting, optimizes lumen output, and extends battery life by automatically adjusting based on available energy, ensuring stable performance even in low sunlight conditions and reducing manual management needs.
Implementation Method 1
a solar panel component
Implementation Method 2
a LED component
Data Source
AI summary
In certain embodiments, provided is intelligent solar powered lamps and methods of controlling operation of the same. In one example, the intelligent solar powered lamp comprises a LED component; a solar panel component; a battery component; a converter that operatively connects with the LED component, solar panel component and the battery component; and a microcontroller that operatively connects with the battery component and electrically communicates with the converter. In some embodiments, the microcontroller comprises a memory that stores an executable, software program configured to control the operation of the lamp. Other embodiments are described herein. In certain embodiments, the intelligent solar powered lamps provide an intelligent mode which utilizes machine learning technologies to optimize operations and to maximize performance and user experience.