Results 31 to 40 of about 1,771,897 (325)

Intermodal stability of a coupled-cavity semiconductor laser [PDF]

open access: yes, 1986
We present an analysis of the steady-state operation of a two-element coupled-cavity laser near a mode hop. The equations of motion for the two cavities and two relevant modes of a longitudinally coupled-cavity laser are reduced to a system of ...
Lang, Robert J., Yariv, Amnon
core   +1 more source

Experimental validation of equilibria in fuel cells with dead-ended anodes [PDF]

open access: yes, 2013
This paper investigates the nitrogen blanketing front during the dead-ended anode (DEA) operation of a PEM fuel cell. Surprisingly the dynamic evolution of nitrogen and water accumulation in the dead-ended anode (DEA) of a PEM fuel cell arrives to a ...
Chen, Jixin   +4 more
core   +1 more source

Optimization of 2‑Stage Turbocharged Gas SI Engine Under Steady State Operation

open access: yesJournal of Middle European Construction and Design of Cars, 2017
The proposed paper deals with an optimization of a highly-turbocharged large-bore gas SI engine. Only steady state operation (constant engine speed and load) is considered.
Vítek Oldřich   +3 more
doaj   +1 more source

Application of the method of insignificant divergences to diagnose the technical aircraft gas turbine engine state under the transient-state conditions of its operation

open access: yesНаучный вестник МГТУ ГА, 2023
The article deals with issues related to the use of parametric information of the transient-state gas turbine engines (GTE) operation conditions for diagnosing their technical condition during the operation.
O. F. Mashoshin, I. G. Kharmats
doaj   +1 more source

NEW APPROACHES FOR VERY SHORT-TERM STEADY-STATE ANALYSIS OF AN ELECTRICAL DISTRIBUTION SYSTEM WITH WIND FARMS [PDF]

open access: yes, 2010
Distribution networks are undergoing radical changes due to the high level of penetration of dispersed generation. Dispersed generation systems require particular attention due to their incorporation of uncertain energy sources, such as wind farms, and ...
Angela Russo   +9 more
core   +2 more sources

Parallel operation of three-phase self-excited induction generators with different numbers of poles

open access: yesEngineering Science and Technology, an International Journal, 2022
Many studies have analysed the steady-state of the isolated self-excited induction generator (SEIG) under balanced/unbalanced conditions. The parallel operation of SEIGs has also been widely studied.
Saleh Al-Senaidi   +2 more
doaj   +1 more source

Steady-state Optimization of Complex System Operating Parameters Based on Association Rules

open access: yesZhileng xuebao, 2021
To address the problem of unstable system operation caused by the jump of the target value of system operation parameters in the process of working condition switching, a steady-state optimization method of variable working condition operation parameters
Yan Junwei   +4 more
doaj  

On the Theory of Unsteady-State Operation of Bulk Continuous Crystallization

open access: yesCrystals, 2022
Motivated by an important application in the chemical and pharmaceutical industries, we consider the non-stationary growth of a polydisperse ensemble of crystals in a continuous crystallizer.
E. Makoveeva, D. Alexandrov, A. Ivanov
semanticscholar   +1 more source

Bidirectional Step-Up/Step-Down DC-DC Converter with Magnetically Coupled Coils

open access: yesCommunications, 2013
The paper is focused on bidirectional up/down DC-DC converter with magnetically coupled coils (MCC), which can be utilized as a part of power semiconductor system in traction, automotive, or industrial applications like renewable energy sources. Proposed
Michal Frivaldsky   +4 more
doaj   +1 more source

The analysis of steady‐state operation characteristic and resonance phenomenon considering all the harmonic components of modular multilevel converter for HVDC

open access: yesIET Power Electronics, 2022
Analysing the steady‐state operation characteristic of the modular multilevel converter (MMC) in time domain poses challenges due to the presence of harmonic components in the arm current and capacitor voltage.
Pu Liu   +5 more
doaj   +1 more source

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