R
Ralph Ch. Karl
Researcher at Technische Universität München
Publications - 6
Citations - 607
Ralph Ch. Karl is an academic researcher from Technische Universität München. The author has contributed to research in topics: Battery (electricity) & Photovoltaic system. The author has an hindex of 3, co-authored 6 publications receiving 457 citations.
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Journal ArticleDOI
Calendar Aging of Lithium-Ion Batteries I. Impact of the Graphite Anode on Capacity Fade
Peter Keil,Simon F. Schuster,Jörn Wilhelm,Julian Travi,Andreas Hauser,Ralph Ch. Karl,Andreas Jossen +6 more
Journal ArticleDOI
Economics of Residential Photovoltaic Battery Systems in Germany: The Case of Tesla’s Powerwall
TL;DR: In this paper, the economic benefit of the Powerwall for end-users with respect to various influencing parameters: electricity price, aging characteristics of the batteries, topology of battery system coupling, subsidy schemes, and retrofitting of existing PV systems is analyzed.
Journal ArticleDOI
Lithium-ion Battery Cost Analysis in PV-household Application
TL;DR: In this paper, the authors use a multi-parameter economic model which allows profitability estimation for BESS with sensitivity to both technical and economical parameters, such as battery end-of-life criterion, battery ageing behavior, electricity prices and storage investment costs.