Zobrazeno 1 - 10
of 186
pro vyhledávání: '"Peter Kurzweil"'
Publikováno v:
Batteries, Vol 10, Iss 6, p 177 (2024)
The concept of pseudocapacitance is explored as a rapid and universal method for the state of health (SOH) determination of batteries and supercapacitors. In contrast to this, the state of the art considers the degradation of a series of full charge/
Externí odkaz:
https://doaj.org/article/ef4bc91a66f04e8898e9ae260ad3c2ed
Autor:
Alex C. DiBartola, M.D., M.P.H., Alan Rogers, M.D., Peter Kurzweil, M.D., Michael V. Knopp, M.D., Ph.D., David C. Flanigan, M.D.
Publikováno v:
Arthroscopy, Sports Medicine, and Rehabilitation, Vol 3, Iss 6, Pp e1755-e1760 (2021)
Purpose: To assess the healing of horizontal cleavage tears of the meniscus 1 year after surgical repair and to determine what modality is best to determine healing. Methods: Patients were prospectively followed for 12 months after surgical meniscus
Externí odkaz:
https://doaj.org/article/ab4180784dfa476485de4ddc8106f11c
Publikováno v:
Batteries, Vol 8, Iss 8, p 86 (2022)
Differential capacity dQ/dU (capacitance) can be used for the instant diagnosis of battery performance in common constant current applications. A novel criterion allows state-of-charge (SOC) and state-of-health (SOH) monitoring of lithium-ion batteri
Externí odkaz:
https://doaj.org/article/bab8391541a74c4fa66890f190913920
Autor:
Peter Kurzweil, Wolfgang Scheuerpflug, Bernhard Frenzel, Christian Schell, Josef Schottenbauer
Publikováno v:
Energies, Vol 15, Iss 13, p 4520 (2022)
State-of-charge (SOC) and state-of-health (SOH) of different cell chemistries were investigated using long-time cycle tests. This practical guide illustrates how differential capacity dQ/dU (capacitance) obtained from discharge curves, impedance spec
Externí odkaz:
https://doaj.org/article/67f3e8e1878d463ba2f4ac9e5a21324f
Autor:
Peter Kurzweil, Wolfgang Scheuerpflug
Publikováno v:
Batteries, Vol 7, Iss 1, p 17 (2021)
For lithium iron phosphate batteries (LFP) in aerospace applications, impedance spectroscopy is applicable in the flat region of the voltage-charge curve. The frequency-dependent pseudocapacitance at 0.15 Hz is presented as useful state-of-charge (SO
Externí odkaz:
https://doaj.org/article/803df2722745440b911c52c0b0e74b13
Autor:
Peter Kurzweil, Wolfgang Scheuerpflug
Publikováno v:
Batteries, Vol 6, Iss 1, p 4 (2020)
With respect to aeronautical applications, the state-of-charge (SOC) and state-of-health (SOH) of rechargeable nickel−cadmium batteries was investigated with the help of the frequency-dependent reactance Im Z(ω) and the pseudo-capacitance C(ω) in
Externí odkaz:
https://doaj.org/article/dd6623a8bc2848389ebe719684fffea6
Publikováno v:
International Journal of Electrochemistry, Vol 2018 (2018)
By cyclic voltammetry at high scan rates, the electrochemical properties of RuO2 in acidic and alkaline solutions were investigated in detail. Thirteen current peaks can be distinguished in sulfuric acid and sodium hydroxide. With respect to the pH s
Externí odkaz:
https://doaj.org/article/40897ec2880946589a48bf5eba8b73a4
Publikováno v:
International Journal of Electrochemistry, Vol 2018 (2018)
The voltammetric response of platinum metal oxides is discussed with respect to novel pH sensors combining both miniaturization and stability. For practical applications in solutions of any kind, for example, in tap water and in domestic sewage, vari
Externí odkaz:
https://doaj.org/article/f8010e5accfc4732a15a5d0457e4a384
Autor:
Peter Kurzweil, Mikhail Shamonin
Publikováno v:
Batteries, Vol 4, Iss 3, p 35 (2018)
Frequency-dependent capacitance C(ω) is a rapid and reliable method for the determination of the state-of-charge (SoC) of electrochemical storage devices. The state-of-the-art of SoC monitoring using impedance spectroscopy is reviewed, and complemen
Externí odkaz:
https://doaj.org/article/a6a579267878476985211037737e114b
Autor:
Peter Kurzweil
Publikováno v:
Sensors, Vol 9, Iss 6, Pp 4955-4985 (2009)
Novel applications of online pH determinations at temperatures from -35 °C to 130 °C in technical and biological media, which are all but ideal aqueous solutions, require new approaches to pH monitoring. The glass electrode, introduced nearly hundr
Externí odkaz:
https://doaj.org/article/cbf9bc87775a4fc0823c3526ac732266