نتایج جستجو برای: derivation generator
تعداد نتایج: 74667 فیلتر نتایج به سال:
This paper studies the effects of static synchronous compensator (STATCOM) on synchronous generator conventional loss of field (LOF) protection. To accomplish a comprehensive study, a typical and realistic excitation system is considered for the generator by using the phase-domain generator model available in the real-time-digital-simulator. Using such a system, LOF phenomenon is realistically ...
In this paper, a hybrid photovoltaic-battery-diesel generator system is designed and optimized for a remote islanded electric network in the northwest regions of the country. Considering the hardship of transferring fuel to the region where the system is installed, this study aims to minimize the generator fuel consumption. To evaluate the effectiveness of the proposed system economically, the ...
This paper presents a complete nonlinear model for a wind turbine system with a variable speed cage machine generator, firstly. Then a primary controller which is named “reference signal generator” will be designed to lead system to optimum operating condition at various wind speeds. Regulating terminal voltage of generator, increasing generator efficiency and maximum power tracking...
this paper provides a review on major ergodic features of semi-independent hyper mv {algebra dynamical systems. theorems are presentedto make contribution to calculate the entropy. particularly, it is proved that thetotal entropy of those semi-independent hyper mv {algebra dynamical systemsthat have a generator can be calculated with respect to their generator ratherthan considering all the par...
Airbag gas generator’s solid propellant, are set of gas-release systems within a short time, Which contains three main components of fuel, oxidizing agents and additives. This article examines the gas generator propellant types and their different functions and then the desired chemical and physical properties of different components and gas-producing propellant formulation may be checked...
This paper presents an approach to calculate the equivalent stray capacitance (SC) of n-turn of the helical flux compression generator (HFCG) coil with multi layer conductor wire filaments (MLCWF) in the form of rectangular cross-section. This approach is based on vespiary regular hexagonal (VRH) model. In this method, wire filaments of the generator coil are separated into many very small simi...
We study the Lüroth problem for partial differential fields. The main result is following analog of generalized Lüroth's theorem: Let F be a field characteristic 0 with m commuting derivation operators, u=u1,…,un set indeterminates over F. prove that an intermediate G between and F〈u〉 simple extension if only dimension polynomial u form ωu/G(t)=n(t+mm)−(t+m−sm) some s∈N. This generalizes classi...
A bstract We consider the production of a pair heavy quarks and illustrate derivation M i NNLOPS method to match next-to-next-to-leading order calculations with parton showers (NNLO+PS) for this class processes. As first application, we construct an event generator fully differential simulation hadronic top-quark at NNLO+PS discuss all details its implementation in shower Monte Carlo framework....
X iv :0 80 1. 22 07 v1 [ m at h. R A ] 1 5 Ja n 20 08 The derivation algebra and automorphism group of the twisted Schrödinger-Virasoro algebra Junbo Li, Yucai Su ∗)Department of Mathematics, Shanghai Jiao Tong University, Shanghai 200240, China †)Department of Mathematics, Changshu Institute of Technology, Changshu 215500, China ‡)Department of Mathematics, University of Science and Technology...
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