Results 151 to 160 of about 7,765 (258)

Application Status and Development Trends of DC Ice‐Melting Devices in China's Power Grid

open access: yesIET Smart Energy Systems, EarlyView.
This paper summarises the development history and engineering application status of DC ice‐melting devices (DCIMD) in China, analyses the principles, advantages, disadvantages and adaptability of mainstream topologies and discusses the key problems and corresponding improvement directions.
Ming Lei   +6 more
wiley   +1 more source

Optimization of Wind‐PV Co‐Generation Systems Using Artificial Bee Colony and Back‐to‐Back Voltage Source Converter

open access: yesIET Smart Energy Systems, EarlyView.
The Graphical Abstract depicts the proposed Artificial Bee Colony algorithm‐based optimal tuning of PI controllers for back‐to‐back Voltage Source Converters in a hybrid wind–PV system. ABSTRACT This paper proposes a hybrid model‐based back‐to‐back voltage‐source converter (B2B‐VSC) system comprising a Photovoltaic (PV) array and a Permanent Magnet ...
Ch. Sreenu   +3 more
wiley   +1 more source

Change and Continuity in British Politics: Can the Starmer Government's Approach to Governance Resolve the Crisis in the British State without Radical Reform?

open access: yesThe Political Quarterly, Volume 96, Issue 1, Page 140-148, January/March 2025.
Abstract In this article, the key dilemmas that will confront the new Labour administration in Britain during its initial period in power are examined. The Starmer government is seeking to use the state pragmatically to improve British economic performance, stem the crisis in public services and strengthen the strategic capacity of Whitehall.
Patrick Diamond   +2 more
wiley   +1 more source

Undergraduate Certificate in Rail Transportation/Engineering.

open access: yes
PDFTech ReportNURail2012-MTU-E04Railroad transportationRailroad engineeringCollege studentsFreight serviceUnited StatesNational University Rail Center (U.S.)Lautala, PasiNelson, DavidMichigan Technological University. Dept.

core  

German Coalition Politics: Between Pluralist Stagnation and Crisis‐Driven Welfare Retrenchment

open access: yesThe Political Quarterly, EarlyView.
Abstract The current German coalition government of the centre‐right Christian Democrats (CDU/CSU) and the centre‐left Social Democrats (SPD) has spent its first year in office preparing for a major round of welfare state retrenchment. However, the coalition lacks a coherent political project.
Jörg Michael Dostal
wiley   +1 more source

Proceedings of the ASME 2003 International Mechanical Engineering Congress & Exposition

open access: yes
collision dynamics model of a passenger train-to-passenger train collision has been developed to simulate the potential safety hazards and benefits associated with mixing conventional and crash energy management (CEM) cars within a consist.
Severson, Kristine J.   +4 more
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