Results 21 to 30 of about 1,286,244 (294)

Development and Validation of a Thermo-Economic Model for Design Optimisation and Off-Design Performance Evaluation of a Pure Solar Microturbine [PDF]

open access: yes, 2018
The aim of this paper is to present a thermo-economic model of a microturbine for solar dish applications, which demonstrates the applicability and accuracy of the model for off-design performance evaluation and techno-economic optimisation purposes. The
Al Zaili, J.   +4 more
core   +1 more source

Prediction Model for Preoperative Diagnosis of Ovarian Cancer Using Tumor Markers, CBC, and LFT

open access: yesEngineering Proceedings, 2023
The preoperative diagnosis of ovarian cancer (OC) was developed based on risk factor groups using secondary data. Binary and multiple logistic regression and its operating characteristic curve were used to analyze the data of risk factor groups for tumor
Sorawit Tongyib, Teerapol Saleewong
doaj   +1 more source

Sampling Plans for Control-Inspection Schemes Under Independent and Dependent Sampling Designs With Applications to Photovoltaics [PDF]

open access: yes, 2014
The evaluation of produced items at the time of delivery is, in practice, usually amended by at least one inspection at later time points. We extend the methodology of acceptance sampling for variables for arbitrary unknown distributions when additional ...
A. Pepelyshev   +13 more
core   +1 more source

Effects of energy storage systems grid code requirements on interface protection performances in low voltage networks [PDF]

open access: yes, 2017
The ever-growing penetration of local generation in distribution networks and the large diffusion of energy storage systems (ESSs) foreseen in the near future are bound to affect the effectiveness of interface protection systems (IPSs), with negative ...
Bignucolo, Fabio   +4 more
core   +2 more sources

Commuting nonselfadjoint operators and their characteristic operator-functions

open access: yes, 1997
Summary: We present some generalizations of results of \textit{M. S. Livšic} [Oper. Theory, Adv. Appl. 19, 255-277 (1986; Zbl 0627.47019), ``Commuting nonselfadjoint operators in Hilbert space'', Lect. Notes Math. 1272, 1-38 (1987; Zbl 0629.47007)], concerning regular colligations \((A_1, A_2, H,\Phi, E,\sigma_1,\sigma_2,\gamma, \widetilde\gamma)\) \((\
Kirchev, K., Borisova, G.
openaire   +3 more sources

Multi-mode coupling wave theory for helically corrugated waveguide [PDF]

open access: yes, 2012
Helically corrugated waveguide has been used in various applications such as gyro-backward wave oscillators, gyro-traveling wave amplifier and microwave pulse compressor.
Cross, Adrian W.   +8 more
core   +1 more source

A dimensionless study of the evaporation and drying stages in spray pyrolysis [PDF]

open access: yes, 2007
An original dimensionless study of the pure evaporation and precipitation stages of a spray pyrolysis process has been performed. An estimation of the evaporation time is proposed and the influence of the main processing parameters has been investigated.
Caussat, Brigitte, Reuge, Nicolas
core   +2 more sources

Chromatic dispersion monitoring for high-speed WDM systems using two-photon absorption in a semiconductor microcavity [PDF]

open access: yes, 2009
This paper presents a theoretical and experimental investigation into the use of a two-photon absorption (TPA) photodetector for use in chromatic dispersion (CD) monitoring in high-speed, WDM network. In order to overcome the inefficiency associated with
Barry, Liam P.   +8 more
core   +1 more source

Identification of Photovoltaic Arrays' Maximum Power Extraction Point via Dynamic Regressor Extension and Mixing

open access: yes, 2016
This paper deals with the problem of identification of photovoltaic arrays' maximum power extraction point---information that is encrypted in the current-voltage characteristic equation.
Aranovskiy   +9 more
core   +3 more sources

Feasibility of the modified sequential organ function assessment score in a resource-constrained setting: a prospective observational study. [PDF]

open access: yes, 2017
BackgroundSub-Saharan Africa has a great burden of critical illness with limited health care resources. We evaluated the feasibility and utility of the modified Sequential Organ Function Assessment (mSOFA) score in assessing morbidity and mortality in ...
Ejoku, Joseph   +8 more
core   +2 more sources

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