Results 1 to 10 of about 358,699 (263)

The Self-esteem Stability Scale (SESS) for Cross-Sectional Direct Assessment of Self-esteem Stability [PDF]

open access: yesFrontiers in Psychology, 2018
Self-esteem stability describes fluctuations in the level of self-esteem experienced by individuals over a brief period of time. In recent decades, self-esteem stability has repeatedly been shown to be an important variable affecting psychological ...
Tobias Altmann, Marcus Roth
doaj   +6 more sources

Model experiments and direct stability assessments on pure loss of stability of the ONR tumblehome in following seas [PDF]

open access: yesOcean Engineering, 2019
The guidelines for direct stability assessment of pure loss of stability are currently under development at IMO for the second generation intact stability criteria. A surge-heave-pitch-roll coupled equation named as 4 DOF is newly established for predicting pure loss of stability in following seas.
Jiang Lu, Evangelos Boulougouris
exaly   +4 more sources

An insight on the post-processing procedure of the Direct Stability Assessment within SGISC

open access: yesOcean Engineering
In the recent years, the intact stability rule framework witnessed progressive but certain shift towards probabilistic analysis, as already happened in with the damaged stability framework thanks to SOLAS. This paradigm shift is emphasized by introduction of Second Generation Intact Stability criteria (SGISC).
Nicola Petacco, Paola Gualeni
exaly   +2 more sources

IMO Second Generation Intact Stability Criteria: General Overview and Focus on Operational Measures

open access: yesJournal of Marine Science and Engineering, 2020
At the beginning of 2020, after a long and demanding process, the Second Generation Intact Stability criteria (SGISc) have been finalized at the 7th session of the International Maritime Organization (IMO) sub-committee on Ship Design and Construction ...
Nicola Petacco, Paola Gualeni
doaj   +1 more source

A Direct Bounded Control Method for Transient Stability Assessment

open access: yesIFAC-PapersOnLine, 2021
Abstract The paper proposes a direct method for transient stability assessment, which is more efficient than traditional time-domain simulation methods. To achieve this objective, a new bounded control law for the model of a power system is designed.
Jianli Gao   +2 more
openaire   +1 more source

Model experiments and direct stability assessments on pure loss of stability in stern quartering waves [PDF]

open access: yesOcean Engineering, 2020
The criteria for direct stability assessment of pure loss of stability are currently under development at IMO as part of second-generation intact stability criteria. For providing an accurate and practical mathematical model, a four-stage approach has been adopted herein.
Lu, Jiang   +2 more
openaire   +3 more sources

A Comparison of Numerical Simulations and Model Experiments on Parametric Roll in Irregular Seas

open access: yesJournal of Marine Science and Engineering, 2020
The recently finalised Second Generation Intact Stability Criteria (SGISC), produced by the International Maritime Organisation (IMO), contain a level 3 assessment, the so-called Direct Stability Assessment (DSA). This assessment can be carried out using
Geert Kapsenberg   +3 more
doaj   +1 more source

Equal‐area criterion and analytical model for transient stability assessment of hybrid AC–DC transmission system using voltage sourced converter

open access: yesIET Renewable Power Generation, 2023
An analytical model for transient stability assessment of hybrid AC–DC transmission systems is formulated, implemented, and validated. The equal‐area criterion, as known from the transient stability analysis of AC power systems, is redeveloped for AC–DC ...
Peng Wang, Maren Kuschke, Kai Strunz
doaj   +1 more source

Prediction of Probabilistic Transient Stability Using Support Vector Machine

open access: yesTransactions on Environment and Electrical Engineering, 2022
Transient stability assessment is an integral part of dynamic security assessment of power systems. Traditional methods of transient stability assessment, such as time domain simulation approach and direct methods, are appropriate for offline studies and
Umair Shahzad
doaj   +1 more source

Use of the water-swellable polymers (WSP) for wellbore stabilization in intensely fractured rock intervals [PDF]

open access: yesE3S Web of Conferences, 2021
Current research on the stability of well walls when drilling in fractured rocks and also when drilling inclined sections of the well profile are based on the assessment of the effect of drilling fluid filtrate.
Sadykov M.I., Blinov P.A., Nutskova M.V.
doaj   +1 more source

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