Showing 51 - 60 of 26,086
Demand response is crucial for balancing supply and demand in the presence of intermittent electricity generation, particularly during scarcity situations with high prices. In 2021/2022, wholesale power prices in Germany have been dramatically higher than ever before, which offers the...
Persistent link: https://www.econbiz.de/10014327648
Analyzing the impact of electricity price changes on electricity demand helps in energy supply planning. This study estimated the electricity demand functions of households and industries, as well as the impact of electricity price hikes on electricity demand following natural disasters. We...
Persistent link: https://www.econbiz.de/10014517041
In this paper, based on the similarity, in structure and principle, between a grid-connected converter for a direct-driven permanent magnet synchronous generator (D-PMSG) and an active power filter (APF), a new D-PMSG-based wind turbine (WT) system configuration that includes not only an...
Persistent link: https://www.econbiz.de/10010678093
China has been experiencing a rapid urbanization and industrialization progress with continuous increase in primary energy consumption. Meanwhile, China’s changing economic and society structure also introduces huge uncertainty to its future energy demand. Many energy research institutes...
Persistent link: https://www.econbiz.de/10010678094
In this paper we demonstrate the potential of combining electric hybridization with a dual-fuel natural gas-Diesel engine. We show that carbon dioxide emissions can be reduced to 43 gram per kilometer with a subcompact car on the New European Driving Cycle (NEDC). The vehicle is operated in...
Persistent link: https://www.econbiz.de/10010678507
This study examines the performance and adaptability of Artificial Neural Network (ANN)-based thermal control strategies for diverse thermal properties of building envelope conditions applied to residential buildings. The thermal performance using two non-ANN-based control logics and two...
Persistent link: https://www.econbiz.de/10010678508
This paper aims to analyse the economy-wide implications of a carbon tax applied on the Chilean electricity generation sector. In order to analyse the macroeconomic impacts, both an energy sectorial model and a Dynamic Stochastic General Equilibrium model have been used. During the year 2014 a...
Persistent link: https://www.econbiz.de/10011241665
The physical properties and the hydrogen release of NaBH<sub>4</sub>–Mg(BH<sub>4</sub>)<sub>2</sub> and NaBH<sub>4</sub>−Ca(BH<sub>4</sub>)<sub>2</sub> composites are investigated using<i> in situ </i>synchrotron radiation powder X-ray diffraction, thermal analysis and temperature programmed photographic analysis. The composite, <i>x</i>NaBH<sub>4</sub>–(1 − <i>x</i>)Mg(BH<sub>4</sub>)<sub>2</sub>, <i>x</i> =...
Persistent link: https://www.econbiz.de/10011245986
Organic Rankine cycles (ORCs) are an established technology to convert waste heat to electricity. Although several commercial implementations exist, there is still considerable potential for thermo-economic optimization. As such, a novel framework for designing optimized ORC systems is proposed...
Persistent link: https://www.econbiz.de/10011249489
We apply a modified proper orthogonal decomposition (POD) to large eddy simulation data of a wind turbine wake in a turbulent atmospheric boundary layer. The turbine is modeled as an actuator disk. Our analysis mainly focuses on the pragmatic identification of spatial modes, which yields a low...
Persistent link: https://www.econbiz.de/10011147122