Results 81 to 90 of about 7,169 (203)
Stability Testing and Analysis of a PMAD DC Test Bed for the Space Station Freedom [PDF]
The Power Management and Distribution (PMAD) DC Test Bed at the NASA Lewis Research Center is introduced. Its usefulness to the Space Station Freedom Electrical Power (EPS) development and design are discussed in context of verifying system stability ...
Brush, Andrew S., Button, Robert M.
core +1 more source
A methodology for the efficient computer representation of dynamic power systems : application to wind parks [PDF]
, 2012 This contribution presents a methodology to efficiently obtain the numerical and computer solution of dynamic power systems with high penetration of wind turbines.
Abderrazzaq +19 more
core +1 more source
Ingeniare: Revista Chilena de Ingeniería, 2012 Para el análisis de los fenómenos transitorios que se originan durante la operación de los transformadores eléctricos, se pueden emplear los modelos implantados en las herramientas de simulación tipo EMTP.
Jorge E Celis-Montero +2 more
doaj
Electronic Moment Tensor Potentials include both electronic and vibrational degrees of freedom
npj Computational MaterialsWe present the electronic moment tensor potentials (eMTPs), a class of machine-learning interatomic models and a generalization of the classical MTPs, reproducing both the electronic and vibrational degrees of freedom, up to the accuracy of ab initio ...
Prashanth Srinivasan +3 more
doaj +1 more source
Systematization of the Simulation Process of Transformer Inrush Current Using EMTP
Applied Sciences, 2019 An inrush current is generated when a transformer is energized. This current has a large magnitude and rich harmonics, thereby causing mal-operation of the protection relay.
Hun-Chul Seo, Gi-Hyeon Gwon
doaj +1 more source
Gaoya dianqi, 2017 护套交叉互联双端接地电缆中,3段电缆长度不均等,或电缆排列方式不对称,均会导致金属护套中产生环流。文中分析了排管敷设的单回路交叉互联电缆金属护套感应电压相量和,采用EMTP模型仿真不同的电缆分段长度差下的金属护套环流,得到EMTP仿真数据样本,用来拟合金属护套环流估算公式,最后将拟合的估算公式计算值与EMTP仿真数据进行对比,检验了估算公式的适用性。此外,还分析了不同排列方式感应电压相量,提出并验证了在不等长分段电缆中,采用恰当的混合排列方式可以降低金属护套环流。
王永志, 曹炜, 梁海生, 李帆
doaj
An EMTP system level model of the PMAD DC test bed [PDF]
A power management and distribution direct current (PMAD DC) test bed was set up at the NASA Lewis Research Center to investigate Space Station Freedom Electric Power Systems issues. Efficiency of test bed operation significantly improves with a computer
Dravid, Narayan V. +2 more
core +1 more source
Revista de Estudios y Experiencias en Educación, 2019 Esta investigación buscó conectar el idioma inglés para fines específicos con la futura empleabilidad de los estudiantes de liceos técnico-profesionales, abrazando la idea de que el inglés es una herramienta útil para el mundo del trabajo y un puente ...
Aaron Andrés Espinoza Zúñiga +3 more
doaj +1 more source
SIMULASI TEGANGAN DIP PADA JARINGAN TEGANGAN MENENGAH MENGGUNAKAN MODEL EMTP
Majalah Ilmiah Teknologi Elektro, 2009 Tegangan dip pada jaringan tegangan menengah (JTM) akibat adanya gangguan hubung singkat satu fasa ke tanah disimulasikan dengan menggunakan model EMTP ( Electromagnetic Transient Program ).
Agung Warsito +2 more
doaj
Does Large-Scale Crustal Flow Shape the Eastern Margin of the Tibetan Plateau? Insights From Episodic Magmatism of Gongga-Zheduo Granitic Massif. [PDF]
Geophys Res Lett, 2022 Hu F +4 more
europepmc +1 more source