Results 11 to 20 of about 80,765 (223)

Increasing the manoeuvrability of power units of the thermal power plants due to applying the hydrogen-oxygen systems

open access: yesJPhys Energy, 2022
The article describes a method for providing additional peak power of a power-unit with help of an additional energy circuit involving a peak turbine and a hydrogen–oxygen system for energy storage and generation.
Victor Solovey   +2 more
doaj   +1 more source

SELECTION OF RATIONAL PARAMETERS OF THE NOMINAL MODE ELECTRIC TRAINS WITH ASYNCHRONOUS TRACTION DRIVE

open access: yesNauka ta progres transportu, 2017
Purpose. Parameters of the nominal mode are related to the most important performance indicators of traction means, therefore, the problems of choosing their optimal values always inevitably arise when forming technical requirements for a new rolling ...
H. K. Hetman, S. L. Marikutsa
doaj   +1 more source

CRITERION-BASED METHOD FOR QUALIFYING THE STRATEGY OF INCREASING THE NOMINAL POWER OF NUCLEAR REACTORS

open access: yesBulletin of the National Technical University "KhPI". Series: Innovation researches in students’ scientific work
In the materials of the article, examples the analysis of known approaches to the substantiation (qualification) of strategies for operating VVER/PWR nuclear reactors at increased nominal power levels is presented. It has been established that the main shortcomings of the existing approaches to qualifying upgrades of the nuclear reactor core lie in the
Andriy Ostapovets, Valery Konshin
openaire   +3 more sources

THE ENERGY CHARACTERISTICS OF THE ELECTROMAGNETIC VIBRATION DRIVE WITH PULSE POWER SUPPLY OF VIBRATOR COILS

open access: yesТехнічна електродинаміка, 2023
Vibrating equipment provides various technological processes, such as transportation, separation, compaction of mixtures. The electromagnetic drive is usually used in vibrating conveyors, feeders and other devices where vibration parameters are ...
О.О. Черно   +2 more
doaj   +1 more source

2018 Presindetial elections in Georgia as a result of political transofrmations in the country [PDF]

open access: yesНаучно-аналитический вестник Института Европы РАН, 2018
2018 presidential elections in Georgia serve as an evident indicator of political transofrmations happening in the country. The preceding constitutional reform demonstrated raising tension between the ruling party, the President of the country and the ...
Anna Ayvazyan
doaj   +1 more source

A Parametric Study of a Pilot Solar Chimney Power Plant Using CFD

open access: yesIEEE Access, 2018
Using preliminary evaluations, a pilot solar chimney power plant with a 1-kW nominal power output was designed and built in Kerman City, Iran. This power plant produced about 400-W electrical power at high solar irradiance, which was 60% less than its ...
Ehsan Gholamalizadeh, Jae Dong Chung
doaj   +1 more source

Distinguishing between household headship with and without power and its association with subjective well-being among older adults: an analytical cross-sectional study in India

open access: yesBMC Geriatrics, 2021
Background The status of household headship accorded to the older members of the family is often symbolic and seldom vested with some control over resources.
Shobhit Srivastava   +3 more
doaj   +1 more source

Power System for the Eu:CROPIS Satellite - Results from Design Trade-Offs, Analysis, Simulation and Testing

open access: yesE3S Web of Conferences, 2017
The Eu:CROPIS satellite is the first satellite to be launched as part of the DLR Compact Satellite Program. The mission is currently in Phase D and is scheduled to be launched in 2017. The Eu:CROPIS satellite is a small satellite of about 1m3, and a mass
Fromm Pedersen Jakob
doaj   +1 more source

Improving the Quantity and Quality of Biogas Production in Tehran Anaerobic Digestion Power Plant by Application of Materials Recirculation Technique

open access: yesInternational Journal of Renewable Energy Development, 2020
Tehran anaerobic digestion power plant has been built on the eastern margin of the urban district by the purpose of processing the organic fraction of municipal solid waste.
Reza Naghavi   +3 more
doaj   +1 more source

High Voltage Gain DC/DC Converter Using Coupled Inductor and VM Techniques

open access: yesIEEE Access, 2020
In this study, a new non-isolated high voltage gains dc/dc converter using coupled inductor and voltage multiplier techniques (diode/capacitor) is presented. The voltage gain will be increased by increasing the turns ratio (N) and the number of stages of
Xiaochao Fan   +5 more
doaj   +1 more source

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