Solar Data Collection Device with Integrated Photovoltaic Sensor
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Solution Overview
Problem
Existing solar data collection devices are costly and lack accuracy in measuring sunlight radiance over extended periods, and they do not efficiently power their own circuitry or provide versatile mounting options for different roof types.
Innovation Solution
A solar data collection device equipped with a photodetector and a monocrystalline solar cell that measures sunlight radiance and unit temperature, using flash RAM storage and a USB interface for data transfer, with a platform that allows secure mounting on various rooftop surfaces, including angled and curved roofs, using a combination of rods, guides, and adhesives.
Engineering Contradictions & Design Principles
Engineering Contradiction Analysis
1Measurement precision
If existing solar data collection devices are used, then sunlight radiance measurement is provided, but the cost is high and accuracy is insufficient for long-term measurement
Solution Approach 1:
The patent combines a photodetector and a monocrystalline solar cell into a single integrated device housing. The photodetector measures sunlight radiance while the solar cell generates power and provides additional measurement data. This merging of multiple functions into one device improves both measurement accuracy through component integration and long-term reliability through self-powered operation.
2Measurement precision
If a photodetector is used to measure sunlight, then radiance data is obtained, but the collection area is smaller than the solar cell
Solution Approach 1:
The monocrystalline solar cell serves multiple functions: it generates electrical power to operate the device, provides additional sunlight measurement data that complements the photodetector readings, and effectively increases the total collection area for sunlight measurement. This multi-functionality resolves the limitation of the photodetector's small collection area.
3Measurement precision
If continuous measurements are taken, then accurate sunlight data is collected, but power consumption increases
Solution Approach 1:
The device performs measurements at periodic intervals rather than continuously. The microcontroller is programmed to take measurements at specific time intervals, store them in memory, and enter low-power states between measurements. This periodic operation maintains data accuracy while significantly reducing average power consumption, allowing the device to operate for extended periods on stored energy.
4Ease of manufacture
If the device is designed for specific roof types, then mounting is simplified, but versatility across different roof types is reduced
Solution Approach 1:
The mounting platform is designed with universal adaptability to accommodate various roof types including asphalt shingles, metal roofs, tile roofs, and flat surfaces. The platform includes adjustable mounting brackets and multiple attachment method options that can be configured for different roof geometries and materials, allowing the same device to be easily installed across diverse roofing applications without requiring roof-specific customizations.
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 device provides accurate, long-term sunlight radiance data with low power consumption and versatile mounting capabilities, enabling efficient solar power assessment and data transfer at a low cost, while maintaining device functionality through solar cell-powered circuitry and battery backup.
Implementation Method 1
A photovoltaic cell and a photo sensor are integrally formed in the cover of the main housing. The output of the photovoltaic cell and the photo sensor will be logged and used in determining the amount of sunlight reaching the unit.
Implementation Method 2
A photovoltaic cell and a photo sensor are integrally formed in the cover of the main housing. The output of the photovoltaic cell and the photo sensor will be logged and used in determining the amount of sunlight reaching the unit.
Data Source
AI summary
The present invention is solar collection data device having a main housing with means to measure and record the sun's radiance over a period of time encased in the housing. The main housing is mounted to a platform. The platform has means to attach to a variety of surfaces, including a roof. A photovoltaic cell and a photo sensor are integrally formed in the cover of the main housing. The output of the photovoltaic cell and the photo sensor will be logged and used in determining the amount of sunlight reaching the unit.