Results 21 to 30 of about 2,225,862 (270)

A Simple Operating Strategy of Small-Scale Battery Energy Storages for Energy Arbitrage under Dynamic Pricing Tariffs

open access: yesEnergies, 2015
Price arbitrage involves taking advantage of an electricity price difference, storing electricity during low-prices times, and selling it back to the grid during high-prices periods.
Enrico Telaretti   +2 more
doaj   +1 more source

Mathematical Modelling

open access: yesInternet Archaeology, 2004
The field of mathematical modelling is long established in archaeology, and since the 1970s has been frequently associated with computing through the development of increasingly complex methodologies ranging from large-scale simulations to Bayesian statistics.
Reinhard Illner   +3 more
openaire   +3 more sources

Sustainability of the Renewable Energy Extraction Close to the Mediterranean Islands

open access: yesEnergies, 2017
The aim of this work is to explore the possibility of transitioning a fuel powered island to a renewable powered one. This transition is analyzed for the real MV/LV distribution system of the island of Pantelleria, in the Mediterranean Sea. Particularly,
Vincenzo Franzitta, Domenico Curto
doaj   +1 more source

Families of Ramanujan-Type Congruences Modulo 4 for the Number of Divisors

open access: yesAxioms, 2022
In this paper, we explore Ramanujan-type congruences modulo 4 for the function σ0(n), counting the positive divisors of n. We consider relations of the form σ08(αn+β)+r≡0(mod4), with (α,β)∈N2 and r∈{1,3,5,7}.
Mircea Merca
doaj   +1 more source

Employing Microwave Graphene Field Effect Transistors for Infrared Radiation Detection

open access: yesIEEE Photonics Journal, 2018
In this work, we investigate the possibility of employing graphene field effect transistors, specifically designed for microwave applications, as infrared detectors for telecom applications.
Antonio Benfante   +10 more
doaj   +1 more source

Mathematical methods and models for radiation carcinogenesis studies [PDF]

open access: yes, 1986
Research on radiation carcinogenesis requires a twofold approach. Studies of primary molecular lesions and subsequent cytogenetic changes are essential, but they cannot at present provide numerical estimates of the risk of small doses of ionizing ...
A.M. Kellerer   +25 more
core   +1 more source

Recovery Capabilities of Rateless Codes on Simulated Turbulent Terrestrial Free Space Optics Channel Model

open access: yesInternational Journal of Antennas and Propagation, 2013
Free Space Optics (FSO) links are affected by several impairments: optical turbulence, scattering, absorption, and pointing. In particular, atmospheric optical turbulence generates optical power fluctuations at the receiver that can degrade ...
A. Andò   +6 more
doaj   +1 more source

Assessing the Robustness of Thermoeconomic Diagnosis of Fouled Evaporators: Sensitivity Analysis of the Exergetic Performance of Direct Expansion Coils

open access: yesEntropy, 2016
Thermoeconomic diagnosis of refrigeration systems is a pioneering approach to the diagnosis of malfunctions, which has been recently proven to achieve good performances for the detection of specific faults. Being an exergy-based diagnostic technique, its
Antonio Piacentino, Pietro Catrini
doaj   +1 more source

Solutions for Some Mathematical Physics Problems Issued from Modeling Real Phenomena: Part 1

open access: yesAxioms, 2023
This paper brings together methods to solve and/or characterize solutions of some problems of mathematical physics equations involving p-Laplacian and p-pseudo-Laplacian.
Irina Meghea
doaj   +1 more source

CMOS circuit implementations for neuron models [PDF]

open access: yes, 1990
The mathematical neuron basic cells used as basic cells in popular neural network architectures and algorithms are discussed. The most popular neuron models (without training) used in neural network architectures and algorithms (NNA) are considered ...
Linares Barranco, Bernabé   +2 more
core   +1 more source

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