Results 1 to 10 of about 224,645 (295)

Preparation of 134Cs sealed source based on WO3 adsorbent for radiometric calibration purposes [PDF]

open access: yesEgyptian Journal of Pure and Applied Science, 2021
Cesium-134 artylon sealed source based on inorganic adsorbent (as a core) was easily prepared. The sealed source was in the form of a disk constituted of two halves; base and top.
Ahmed El-Gharbawy   +3 more
doaj   +1 more source

Pristine/folate-functionalized graphene oxide as two intrinsically radioiodinated nano-theranostics: self/dual in vivo targeting comparative study

open access: yesCancer Nanotechnology, 2023
Background Nanomedicine offers great potentials for theranostic studies via providing higher efficacy and safety levels. This work aimed to develop and evaluate a new nanoplatform as a tumor theranostic probe.
Mohamed M. Swidan   +2 more
doaj   +1 more source

Caracterización de descargas parciales en ranuras y por vibración presentadas en estatores de hidrogeneradores

open access: yesIngeniería, 2021
La confiabilidad y disponibilidad de hidrogeneradores depende en gran medida de la condición del aislamiento del devanado de estator, que está expuesto a una combinación de esfuerzos térmicos, eléctricos, ambientales y mecánicos.
Oscar Nuñez Mata   +1 more
doaj   +1 more source

Mechanistic approach developed to estimation of exchange current density and charge transfer coefficient in lead acid batteries [PDF]

open access: yesHydrogen, Fuel Cell & Energy Storage
Understanding and accurate estimation of electrochemical parameters play a pivotal role in enhancing the performance and efficiency of electrochemical systems like batteries and fuel cells. The exchange current density and charge transfer coefficient are
Zahra Porhemmat, Farschad Torabi
doaj   +1 more source

Energy Assessment of Solar Power Plant on-Grid Bi-direction 3 KW 1 Phase

open access: yesAceh International Journal of Science and Technology, 2023
– The potential for generating electricity from solar energy as one of the renewable energies is suitable for rural areas, small populations, or communal systems. However, this type of power plant requires a high investment budget.
Andrew Joewono   +4 more
doaj   +1 more source

Experimental verification of a CFD model intended for the determination of restitution coefficients used in erosion modelling

open access: yesE3S Web of Conferences, 2017
Erosion caused by solid particles transported with the steam or flue gas has a negative impact on the power unit reliability and availability. The erosion rate depends inter alia on the restitution of the particle velocity upon impact.
Hernik Bartłomiej   +3 more
doaj   +1 more source

Capacitor Bank Sizing for Squirrel Cage Induction Generators Operating in Distributed Systems

open access: yesIEEE Access, 2020
The design of the capacitor bank to be placed with the squirrel cage induction generator, when operating with a direct connection to the distribution system, is performed from the value of the magnetization reactance of the machine.
Eudinei O. Silva   +2 more
doaj   +1 more source

Design Method of Differential Cascading for Dual-Stator Brushless Doubly-Fed Induction Wind Generator With Staggered Dual Cage Rotor

open access: yesFrontiers in Energy Research, 2021
This article proposes a new differential-cascading-based dual-stator brushless doubly-fed induction machine with a staggered dual cage rotor. Conventional differential mode of the brushless doubly-fed machine with cage rotor suffers from the low number ...
Yu Zeng   +3 more
doaj   +1 more source

Possibility analysis of combustion of torrefied biomass in 140 t/h PC boiler

open access: yesE3S Web of Conferences, 2016
The study attempts to evaluate the impact of combustion of torrefied willow (Latin: Salix viminalis) and palm kernel shell (Latin: Elaeis guineensis) on the heat exchange in a 140 t/h PC boiler through an analysis of 6 cases for different boiler loads ...
Jagodzińska Katarzyna   +2 more
doaj   +1 more source

Review of dielectric elastomers for actuators, generators and sensors

open access: yesIET Nanodielectrics, 2020
Electroactive polymer (EAP) is a kind of smart material, which can change its shape under the stimulation of electric field. Dielectric elastomer (DE) is an important member of the EAP.
Yu Zhao   +4 more
doaj   +1 more source

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