University of Hertfordshire

Powering lights with piezoelectric energy harvesting floors

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Powering lights with piezoelectric energy harvesting floors. / Puscasu, Onoriu; Counsell, Nathan; Herfatmanesh, Mohammad; Peace, Richard; Patsavellas, John; Day, Rodney.

In: Energy Technology, Vol. 6, No. 5, 09.05.2018, p. 906-916.

Research output: Contribution to journalArticle

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Puscasu, Onoriu ; Counsell, Nathan ; Herfatmanesh, Mohammad ; Peace, Richard ; Patsavellas, John ; Day, Rodney. / Powering lights with piezoelectric energy harvesting floors. In: Energy Technology. 2018 ; Vol. 6, No. 5. pp. 906-916.

Bibtex

@article{b6bad4a514044e59a6fb40d4b05d5165,
title = "Powering lights with piezoelectric energy harvesting floors",
abstract = "The present work introduces a new technology for converting energy from steps into electricity. It starts with a study of the mechanical energy available from steps in a busy corridor. The subsequent development efforts and devices are presented, with an iterative approach to prototyping. Methods for enhancing the piezoelectric conversion efficiency have been determined as a part of the process and are introduced in the present article. Capitalizing on these findings, we have fabricated energy-harvesting devices for stairs that power embedded emergency lighting. The typical working unit comprises an energy-harvesting stair nosing, a power management circuit, and an embedded light-emitting diode that lights the tread in front of the user with an illuminance corresponding to emergency standards. The stair nosing generates up to 17.7 mJ of useful electrical energy per activation to provide up to 10.6 seconds of light. The corresponding energy density is 0.49 J per meter square and per step, with an 8.5 mm thick active layer.",
keywords = "building integration, energy harvesting, light-emitting diodes, piezoelectrics, smart electronics",
author = "Onoriu Puscasu and Nathan Counsell and Mohammad Herfatmanesh and Richard Peace and John Patsavellas and Rodney Day",
note = "This is the peer reviewed version of the following article: Onoriu Puscasu, Nathan Counsell, Mohammad R. Herfatmanesh, Richard Peace, John Patsavellas, and Rodney Day, ‘Powering Lights with Piezoelectric Energy‐Harvesting Floors’, Energy Technology, Vol. 6 (5): 906-916, May 2018, which has been published in final form at https://doi.org/10.1002/ente.201700629. Under embargo until 6 March 2019. This article may be used for non-commercial purposes in accordance with Wiley Terms and Conditions for Self-Archiving.",
year = "2018",
month = "5",
day = "9",
doi = "10.1002/ente.201700629",
language = "English",
volume = "6",
pages = "906--916",
journal = "Energy Technology",
issn = "2194-4296",
publisher = "Wiley - VCH Verlag GmbH & CO. KGaA",
number = "5",

}

RIS

TY - JOUR

T1 - Powering lights with piezoelectric energy harvesting floors

AU - Puscasu, Onoriu

AU - Counsell, Nathan

AU - Herfatmanesh, Mohammad

AU - Peace, Richard

AU - Patsavellas, John

AU - Day, Rodney

N1 - This is the peer reviewed version of the following article: Onoriu Puscasu, Nathan Counsell, Mohammad R. Herfatmanesh, Richard Peace, John Patsavellas, and Rodney Day, ‘Powering Lights with Piezoelectric Energy‐Harvesting Floors’, Energy Technology, Vol. 6 (5): 906-916, May 2018, which has been published in final form at https://doi.org/10.1002/ente.201700629. Under embargo until 6 March 2019. This article may be used for non-commercial purposes in accordance with Wiley Terms and Conditions for Self-Archiving.

PY - 2018/5/9

Y1 - 2018/5/9

N2 - The present work introduces a new technology for converting energy from steps into electricity. It starts with a study of the mechanical energy available from steps in a busy corridor. The subsequent development efforts and devices are presented, with an iterative approach to prototyping. Methods for enhancing the piezoelectric conversion efficiency have been determined as a part of the process and are introduced in the present article. Capitalizing on these findings, we have fabricated energy-harvesting devices for stairs that power embedded emergency lighting. The typical working unit comprises an energy-harvesting stair nosing, a power management circuit, and an embedded light-emitting diode that lights the tread in front of the user with an illuminance corresponding to emergency standards. The stair nosing generates up to 17.7 mJ of useful electrical energy per activation to provide up to 10.6 seconds of light. The corresponding energy density is 0.49 J per meter square and per step, with an 8.5 mm thick active layer.

AB - The present work introduces a new technology for converting energy from steps into electricity. It starts with a study of the mechanical energy available from steps in a busy corridor. The subsequent development efforts and devices are presented, with an iterative approach to prototyping. Methods for enhancing the piezoelectric conversion efficiency have been determined as a part of the process and are introduced in the present article. Capitalizing on these findings, we have fabricated energy-harvesting devices for stairs that power embedded emergency lighting. The typical working unit comprises an energy-harvesting stair nosing, a power management circuit, and an embedded light-emitting diode that lights the tread in front of the user with an illuminance corresponding to emergency standards. The stair nosing generates up to 17.7 mJ of useful electrical energy per activation to provide up to 10.6 seconds of light. The corresponding energy density is 0.49 J per meter square and per step, with an 8.5 mm thick active layer.

KW - building integration

KW - energy harvesting

KW - light-emitting diodes

KW - piezoelectrics

KW - smart electronics

UR - http://www.scopus.com/inward/record.url?scp=85043264182&partnerID=8YFLogxK

U2 - 10.1002/ente.201700629

DO - 10.1002/ente.201700629

M3 - Article

VL - 6

SP - 906

EP - 916

JO - Energy Technology

JF - Energy Technology

SN - 2194-4296

IS - 5

ER -