T hermal radiation, a fundamental aspect of physics, is the electromagnetic radiation emitted by a substance due to its temperature. This phenomenon occurs with all objects above absolute zero temperature, with the intensity and wavelength distribution of the radiation determined by the object’s temperature and emissivity. In the realm of renewable energy, thermal radiation serves as a pivotal and unutilized resource that can be harnessed through various technologies to produce both electricity and heat.
Concentrating solar power (CSP) systems exemplify one such application, where mirrors or lenses concentrate sunlight onto a receiver, heating fluid such as water or molten salt to high temperatures. This hot fluid then drives turbines connected to generators, thereby generating electricity. CSP systems efficiently capture and convert solar thermal radiation into usable energy, offering a sustainable alternative to fossil fuels. Metal Parts
Additionally, thermal radiation finds utility in thermophotovoltaic (TPV) systems, which directly convert it into electricity using photovoltaic cells optimized for specific wavelengths emitted by a high-temperature heat source, like the Sun. TPV technology holds promise for efficient and scalable electricity generation, especially in off-grid or remote areas.
Moreover, thermal radiation contributes to passive solar heating systems in residential or commercial buildings, where materials with high thermal mass and strategically positioned collectors capture and store solar thermal radiation, reducing reliance on conventional heating methods and lowering energy consumption & electricity production costs.
“LBSO will contribute to addressing to climate change and the energy crisis by accelerating the commercialization of thermoelectric power generation.”
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