Kelvin Say

The economics of public transport electrification: A case study from Victoria, Australia

K Say, Z Csereklyei, FG Brown, C Wang

Journal article  |  2023  |  Energy Economics

We investigate the economic, climate and electricity market implications of public bus fleet electrification based on the Melbourn..

Social and Economic Value in Emerging Decentralized Energy Business Models: A Critical Review

Sophie Adams, Donal Brown, Juan Pablo Cardenas Alvarez, Ruzanna Chitchyan, Michael J Fell, Ulf JJ Hahnel, Kristina Hojckova, Charlotte Johnson, Lurian Klein, Mehdi Montakhabi, Kelvin Say, Abhigyan Singh, Nicole Watson

Journal article  |  2021  |  ENERGIES

In recent years, numerous studies have explored the opportunities and challenges for emerging decentralized energy systems and bus..

Rapid rise of decarbonization potentials of photovoltaics plus electric vehicles in residential houses over commercial districts

Takuro Kobashi, Younghun Choi, Yujiro Hirano, Yoshiki Yamagata, Kelvin Say

Journal article  |  2021  |  APPLIED ENERGY

Rooftop photovoltaics (PVs) integrated with electric vehicles (EVs) has the potential to deeply decarbonize urban energy systems i..

Molehills into mountains: Transitional pressures from household PV-battery adoption under flat retail and feed-in tariffs

Kelvin Say, Michele John

Journal article  |  2021  |  ENERGY POLICY

With Australia's significant existing household PV capacity, decreasing battery costs may lead to widespread household PV-battery ..

Degrees of displacement: The impact of household PV battery prosumage on utility generation and storage

K Say, WP Schill, M John

Journal article  |  2020  |  Applied Energy

Reductions in the cost of PV and batteries encourage households to invest in PV battery prosumage. We explore the implications for..

On the potential of "Photovoltaics plus Electric vehicles" for deep decarbonization of Kyoto's power systems: Techno-economic-social considerations

Takuro Kobashi, Takahiro Yoshida, Yoshiki Yamagata, Katsuhiko Naito, Stefan Pfenninger, Kelvin Say, Yasuhiro Takeda, Amanda Ahl, Masaru Yarime, Keishiro Hara

Journal article  |  2020  |  APPLIED ENERGY

To minimize the impacts of climate change, it is increasingly clear that global CO2 emissions should be eliminated by 2050 and tha..

Techno-economic assessment of photovoltaics plus electric vehicles towards household-sector decarbonization in Kyoto and Shenzhen by the year 2030

Takuro Kobashi, Kelvin Say, Jiayang Wang, Masaru Yarime, Dong Wang, Takahiro Yoshida, Yoshiki Yamagata

Journal article  |  2020  |  JOURNAL OF CLEANER PRODUCTION

Finding economical and sustainable pathways for the deployment of renewables is critical for the success of decarbonizing energy s..

Power to the people: Evolutionary market pressures from residential PV battery investments in Australia

K Say, M John, R Dargaville

Journal article  |  2019  |  Energy Policy

Falling costs of solar PV and battery technologies are continuously changing the customer relationship with their electricity netw..

Patterns of Grid Operation Under Rising Household PV Battery Adoption

Kelvin Say, Michele John

Conference Proceedings  |  2019  |  2019 9TH INTERNATIONAL CONFERENCE ON POWER AND ENERGY SYSTEMS (ICPES)

The significant penetration of Australian rooftop PV continues to challenge grid operators due to limited visibility and an inabil..

A simulation framework for the dynamic assessment of energy policy impacts on customer PV-battery adoption and associated energy market impacts

Kelvin Say, Michele Rosano

Conference Proceedings  |  2019  |  INNOVATIVE SOLUTIONS FOR ENERGY TRANSITIONS

As energy systems undergo significant utility-scale transitions to combat global warming, the capacity for future customers to lea..