Diesel Exhaust Emission Soot Coated Pyroelectric Materials for Improved Thermal Energy Harvesting

Autor: Puneet Azad, Moolchand Sharma, Rahul Vaish
Jazyk: angličtina
Rok vydání: 2019
Předmět:
Zdroj: Global Challenges, Vol 3, Iss 6, Pp n/a-n/a (2019)
Druh dokumentu: article
ISSN: 2056-6646
DOI: 10.1002/gch2.201800089
Popis: Abstract Pyroelectric performance is significantly improved using a coating of diesel exhaust soot. Coated pyroelectric sample (lead zirconate titanate) is exposed to a temporal temperature gradient. Under the application of infrared (IR) heating for a given temperature gradient, the maximum open circuit voltage improves more than four times, electric current across a resistance of 10 ohm improves more than six times, and the stored energy in 10 µF capacitor is enhanced by 17 times. These results are important from two aspects: 1) utilization of waste diesel exhaust soot and 2) improving energy harvesting performance of pyroelectric materials.
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