Results 41 to 50 of about 1,097,254 (254)

Lumped Parameter Thermal Model of Heat-Generating General Geometry in Cylindrical Coordinate System

open access: yesIEEE Access, 2023
In this study, an equivalent thermal network for a general geometry with internal heating in cylindrical coordinates is derived. The equivalent thermal circuit consists of three thermal resistances: two resistances to the external heat flow and one ...
Akihiro Katsuno, Toshiyuki Murakami
doaj   +1 more source

A Physics Enhanced Residual Learning (PERL) Framework for Vehicle Trajectory Prediction [PDF]

open access: yesarXiv, 2023
In vehicle trajectory prediction, physics models and data-driven models are two predominant methodologies. However, each approach presents its own set of challenges: physics models fall short in predictability, while data-driven models lack interpretability.
arxiv  

Bethe Ansatz in Stringy Sigma Models [PDF]

open access: yesJ.Stat.Mech.0605:P05006,2006, 2006
We compute the exact S-matrix and give the Bethe ansatz solution for three sigma-models which arise as subsectors of string theory in AdS(5)xS(5): Landau-Lifshitz model (non-relativistic sigma-model on S(2)), Alday-Arutyunov-Frolov model (fermionic sigma-model with su(1|1) symmetry), and Faddeev-Reshetikhin model (string sigma-model on S(3)xR).
arxiv   +1 more source

Lumped parameter model and numerical model of vapor bubble–driven valve-less micro-pump

open access: yesAdvances in Mechanical Engineering, 2017
A lumped parameter model for a vapor bubble–driven valve-less micro-pump is established, in which the mass transition process is considered, and a numerical model is built to validate it.
Yang Qu, Junjie Zhou
doaj   +1 more source

On-line parameter identification of the lumped arterial system model: A simulation study.

open access: yesPLoS ONE, 2020
A lumped model of the arterial system has been used in constructing a hybrid mock loop due to its real-time response. However, the parameters of the model are always from a general case and not adapted to a specific patient.
Feng Huang, Shunv Ying
doaj   +1 more source

Evaluation of two complementary modeling approaches for fiber-reinforced soft actuators

open access: yesROBOMECH Journal, 2022
Although robots are increasingly found in a wide range of applications, their use in proximity to humans is still fraught with challenges, primarily due to safety concerns.
Soheil Habibian   +4 more
doaj   +1 more source

Impact of Concomitant Mitral Regurgitation on the Hemodynamic Indicators of Aortic Stenosis

open access: yesJournal of the American Heart Association: Cardiovascular and Cerebrovascular Disease, 2023
Background In patients with aortic stenosis (AS), the presence of mitral regurgitation (MR) can lead to underestimation of AS severity and worse clinical outcomes.
Michael Šeman   +8 more
doaj   +1 more source

Non Proportional Odds Models are Widely Dispensable -- Sparser Modeling based on Parametric and Additive Location-Shift Approaches [PDF]

open access: yesarXiv, 2020
The potential of location-shift models to find adequate models between the proportional odds model and the non-proportional odds model is investigated. It is demonstrated that these models are very useful in ordinal modeling. While proportional odds models are often too simple, non proportional odds models are typically unnecessary complicated and seem
arxiv  

Comparison of Data-Driven Thermal Building Models for Model Predictive Control

open access: yesJournal of Sustainable Development of Energy, Water and Environment Systems, 2019
Energy flexible buildings in combination with demand response will play a key role in the future smart grid. To implement control strategies, which enable demand response, like model predictive control, thermal building models are necessary.
Gernot Steindl   +2 more
doaj   +1 more source

Improvement of the KarstMod modelling platform for a better assessment of karst groundwater resources [PDF]

open access: yesHydrology and Earth System Sciences
Hydrological models are fundamental tools for the characterization and management of karst systems. We propose an updated version of KarstMod, software dedicated to lumped-parameter rainfall–discharge modelling of karst aquifers.
V. Sivelle   +9 more
doaj   +1 more source

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