Analysis for performance degradation mechanisms of the retired LiFePO4/graphite power cells
Sign Up to like & getrecommendations! Published in 2020 at "Ionics"
DOI: 10.1007/s11581-020-03590-w
Abstract: In this work, the performance degradation mechanism of the retired power cells is investigated after 400 and 800 cycles at 25 °C and 45 °C to determine whether they satisfy the secondary utilization requirement under… read more here.
Keywords: capacity; lifepo4 graphite; retired cells; power cells ... See more keywords
Effect of Element Failures on the Performance of Passive Towed Array Sonars
Sign Up to like & getrecommendations! Published in 2019 at "Acoustics Australia"
DOI: 10.1007/s40857-019-00157-2
Abstract: Linear towed arrays are one of the principal methods of underwater target detection, especially at low frequencies. A typical towed array contains many hydrophones in a flexible tube towed several hundred meters behind the ship.… read more here.
Keywords: performance; towed array; element failures; performance degradation ... See more keywords
Experimental validation of performance and degradation study of canal-top photovoltaic system
Sign Up to like & getrecommendations! Published in 2019 at "Applied Energy"
DOI: 10.1016/j.apenergy.2019.03.168
Abstract: Abstract The canal-top PV systems have different environmental conditions than the land-based system which may affect its performance and degradation rate. The performance and reliability of PV modules on the canal and reservoir are critical… read more here.
Keywords: performance degradation; system; performance; top systems ... See more keywords
Sensitivity of ice accretion and aerodynamic performance degradation to critical physical and modeling parameters affecting airfoil icing
Sign Up to like & getrecommendations! Published in 2020 at "Aerospace Science and Technology"
DOI: 10.1016/j.ast.2019.105659
Abstract: Abstract Understanding ice accretion and aerodynamic performance degradation is essential in any aircraft certification program to ensure safe flight in icing conditions. In addition to well-known meteorological icing parameters and flight conditions, several physical and… read more here.
Keywords: ice accretion; aerodynamic performance; sensitivity; performance degradation ... See more keywords
Control performance monitoring and degradation recovery in automatic control systems: A review, some new results, and future perspectives
Sign Up to like & getrecommendations! Published in 2021 at "Control Engineering Practice"
DOI: 10.1016/j.conengprac.2021.104790
Abstract: Abstract This paper addresses control performance monitoring (CPM) and degradation recovering in automatic control systems. It begins with a re-visit of CPM techniques and a summary of the major limitations of the existing CPM methods.… read more here.
Keywords: performance degradation; control performance; control; performance ... See more keywords
Evaluation of the performance and degradation of crystalline silicon-based photovoltaic modules in the Saharan environment
Sign Up to like & getrecommendations! Published in 2018 at "Energy"
DOI: 10.1016/j.energy.2018.03.135
Abstract: Abstract The aim of this paper is to present three years of an evaluation of the performance and degradation rate of three different crystalline silicon-based photovoltaic (PV) modules in the Saharan environment. The PV modules… read more here.
Keywords: degradation; evaluation performance; year; performance degradation ... See more keywords
Facile preparation of high performance degradation of HCHO catalyst from Li-MnO2 batteries
Sign Up to like & getrecommendations! Published in 2020 at "Materials Letters"
DOI: 10.1016/j.matlet.2019.126958
Abstract: Abstract Catalyst which effectively degraded low concentration of formaldehyde at room temperature is recovered from Li-MnO2 button cell by a simple washing-recovering method. The prepared samples were characterized by XRD, XPS and N2 adsorption-desorption. Compared… read more here.
Keywords: preparation high; mno2; performance degradation; facile preparation ... See more keywords
Rolling bearing performance degradation condition recognition based on mathematical morphological fractal dimension and fuzzy C-means
Sign Up to like & getrecommendations! Published in 2017 at "Measurement"
DOI: 10.1016/j.measurement.2017.05.033
Abstract: Abstract In allusion to performance degradation condition recognition issue for rolling bearing, a method based on mathematical morphological fractal dimension (MMFD as abbreviation) and fuzzy C-means algorithm (FCM as abbreviation) is proposed in this paper.… read more here.
Keywords: degradation; rolling bearing; performance degradation; condition recognition ... See more keywords
Structural damage detection considering sensor performance degradation and measurement noise effect
Sign Up to like & getrecommendations! Published in 2019 at "Measurement"
DOI: 10.1016/j.measurement.2018.08.040
Abstract: Abstract In the real civil structures, material deterioration, overloading and environmental corrosion inevitably lead to sensor performance degradation or sensor fault. Sensor performance degradation or sensor fault usually introduce observable changes in the measured structural… read more here.
Keywords: performance degradation; damage; sensor performance; structural damage ... See more keywords
Layered ternary metal oxides: Performance degradation mechanisms as cathodes, and design strategies for high-performance batteries
Sign Up to like & getrecommendations! Published in 2020 at "Progress in Materials Science"
DOI: 10.1016/j.pmatsci.2020.100655
Abstract: Abstract Layered Li[NixCoyMz]O2 (M = Mn or Al, so-called NCM/NCA) ternary cathode materials have attracted a lot of intensive research efforts for high-performance lithium-ion batteries, because of their combined advantages with respect to energy density, production cost… read more here.
Keywords: performance degradation; metal oxides; performance; ternary metal ... See more keywords
Bearing performance degradation assessment based on a combination of empirical mode decomposition and k-medoids clustering
Sign Up to like & getrecommendations! Published in 2017 at "Mechanical Systems and Signal Processing"
DOI: 10.1016/j.ymssp.2017.02.003
Abstract: Abstract Bearing is the most critical component in rotating machinery since it is more susceptible to failure. The monitoring of degradation in bearings becomes of great concern for averting the sudden machinery breakdown. In this… read more here.
Keywords: degradation; bearing performance; medoids clustering; pda ... See more keywords