By: Inspenet, October 17, 2022
Scientists at Nanyang Technological University (NTU Singapore), led by Professor Yang Yaowen, associate chair of the School of Civil and Environmental Engineering, have developed a low-cost device that can harness energy from wind as gentle as a light breeze. and store it as electricity.
When exposed to wind speeds as low as two meters per second (m/s), the device can produce a voltage of three volts and generate electrical power of up to 290 microwatts, which is enough to power a commercial sensing device and to to also send the data to a mobile phone or a computer.
The lightweight, durable device, called a “Wind Harvester,” also diverts electricity that isn’t in use to a battery, where it can be stored to power devices in the absence of wind.
The scientists say their invention has the potential to replace batteries in powering light-emitting diode (LED) lights and structural health monitoring sensors. They are used in urban structures, such as bridges and skyscrapers, to monitor their structural health, alerting engineers to problems such as instabilities or physical damage.
This material from the elperiodicodelaenergia.com portal was edited for clarity, style and length.
Photo: NTU Singapore
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