A simplified static frequency converter model for electromechanical transient stability studies of 16$\frac{2}{3}$ Hz railways [PDF]
arXiv, 2018 With increased share of Static Frequency Converters (SFCs) in 16$\frac{2}{3}$ Hz railway grids concerns about stability have increased. Stability studies for such low-frequency railway grids are few, and models that describe SFC dynamics are especially few.
arxiv
About the limits of microfiltration for the purification of wastewaters [PDF]
, 2017 In the past, microfiltration was widely used as a pretreatment step for wastewater stream purification purposes. Experiences performed during the last years shows that microfiltration fails to maintain its performances for longer period of times ...
Di Palma, L. +3 more
core
Development of Multifunctional Detection Robot for Roller Coaster Track. [PDF]
Sensors (Basel), 2023 Song W, Zhao Z, Zhang K, Wang H, Sun Y.
europepmc +1 more source
Optimal EV Charging Scheduling at Electric Railway Stations Under Peak Load Constraints [PDF]
arXivIn this paper, a novel Energy Management System (EMS) algorithm to achieve optimal Electric Vehicle (EV) charging scheduling at the parking lots of electric railway stations is proposed. The proposed approach uncovers the potential of leveraging EV charging flexibility to prevent overloading in the combined EV charging and railway operation along with ...
arxiv
On diffusive stability of Eigen's quasispecies model [PDF]
, 2013 Eigen's quasispecies system with explicit space and global regulation is considered. Limit behavior and stability of the system in a functional space under perturbations of a diffusion matrix with nonnegative spectrum are investigated.
Bratus, Alexander S. +3 more
core
Three-dimensional stability analysis of tunnel face based on unified strength theory. [PDF]
Sci Rep, 2023 Liang Q, Xu J, Wei Y.
europepmc +1 more source
An approach based on metaheuristic algorithms to the timetabling problem in deregulated railway markets [PDF]
arXivThe train timetabling problem in liberalized railway markets represents a challenge to the coordination between infrastructure managers and railway undertakings. Efficient scheduling is critical in maximizing infrastructure capacity and utilization while adhering as closely as possible to the requests of railway undertakings.
arxiv
Policy Issues Concerning the Reform of the Credit Rating Agencies [PDF]
, 2009 Proposes creating a private board of securitization market participants with a public mandate to set standards and encourage their adoption, improving transparency and realigning the incentives of rating agencies and others with those of final ...
Richard J. Herring
core
On a New Exogyra from the Del Rio Clay and some Observations on the Evolution of Exogyra in the Texas Cretaceous [PDF]
, 1919 University of Texas at Austin
core +1 more source
Influence of Reflective Coating on Temperature Field and Temperature Effect of CRTS III Slab Ballastless Tracks on Bridges. [PDF]
Materials (Basel), 2023 Song L, Wu L, Cui C, Yu Z.
europepmc +1 more source