Results 21 to 30 of about 470,317 (318)

Robust Control for Trajectory Tracking and Balancing of a Ballbot

IEEE Access, 2020
This article presents a robust control method for trajectory tracking and balancing of a ballbot with uncertainty. Since the ballbot is an underactuated system, previous studies have designed controllers using a hierarchical strategy and/or multi-loop ...
Sang-Man Lee, Bong Seok Park
doaj   +1 more source

What Incentives Are Required for Renewables to Provide Redispatch Services? A Simulation in a Multi-Market Setting

Energies, 2022
Renewable energy sources (RES) can provide valuable flexibility potential for multiple markets and grid services in the future. In this paper, the focus lies on the development of algorithms for an optimal dispatch and bidding of a RES-based virtual ...
Regina Hemm, Ksenia Poplavskaya, Stefan Strömer, Miriam Schwebler, Bernadette Fina, Fabian Leimgruber   +5 more
doaj   +1 more source

Balancing with balancing powers [PDF]

Miskolc Mathematical Notes, 2013
In this paper, the Diophantine equation B-1(k) + B-2(k) + ... + B-n-1(k) = B-n+1(k) + B-n+2(k) + ... + B-n+r(l) + for the positive integer unknowns n >= 2, k, l and r is studied in certain cases, where B-n denotes the nth term of the ...
openaire   +3 more sources

The future of economic reporting: ecosystem services and biodiversity in government and corporate accounting [PDF]

One Ecosystem
An intact, species-rich natural environment forms the basis for human life. It provides clean water, nourishment and sufficient space for a wide variety of activities and experiences.
Karsten Grunewald, Roland Zieschank, Johannes Förster, Bernd Hansjürgens, Tobias Wildner   +4 more
doaj   +3 more sources

Associations between vocational students’ perceptions of goal structures, mastery goals, and self-efficacy in five subjects—practical relevance as a potential mediator

Empirical Research in Vocational Education and Training, 2019
Goal structures represent classroom characteristics that are supportive of students’ motivation. However, goal structures and their relations with students’ motivation have not yet been investigated in the context of vocational education.
Lisa Bardach, Vera Popper, Elke Hochfellner, Marko Lüftenegger   +3 more
doaj   +1 more source

Mass balancing for coal processing plant design [PDF]

MATEC Web of Conferences
With the advent of modern mass balancing programmes, the roots of what makes up these programmes are being lost to all but the developers. This paper draws on the author's experience of designing coal processing plants whilst straddling the transition ...
Cresswell Mark
doaj   +1 more source

A General Framework for Crankshaft Balancing and Counterweight Design

Applied Sciences, 2021
In the automotive field, the requirements in terms of carbon emissions and improved efficiency are shifting the focus of designers towards reduced engine size.
Alberto Dagna, Cristiana Delprete, Chiara Gastaldi   +2 more
doaj   +1 more source

Evaluating and Balancing the Risk of Breast Cancer-Specific Death and Other Cause-Specific Death in Elderly Breast Cancer Patients

Frontiers in Oncology, 2021
Purpose: The dilemma of undertreatment and overtreatment of elderly breast cancer patients is common. This study aimed to investigate clinicopathological features, treatment modalities, and survival in women diagnosed with breast cancer at age 70 years ...
Yuan Peng, Taobo Hu, Lin Cheng, Fuzhong Tong, Yingming Cao, Peng Liu, Bo Zhou, Miao Liu, Hongjun Liu, Jiajia Guo, Fei Xie, Houpu Yang, Siyuan Wang, Chaobin Wang, Shu Wang   +14 more
doaj   +1 more source

A balanced view of balanced solutions [PDF]

Critical Care, 2010
The present review of fluid therapy studies using balanced solutions versus isotonic saline fluids (both crystalloids and colloids) aims to address recent controversy in this topic. The change to the acid-base equilibrium based on fluid selection is described.
Guidet, Bertrand, Soni, Neil, Rocca, Giorgio, Kozek, Sibylle, Vallet, Benoit, Annane, Djillali, James, Mike   +6 more
openaire   +2 more sources

Features of the classification of acrobatic exercises of group B – "balancing" and their varieties in artistic swimming

Слобожанський науково-спортивний вісник, 2019
Purpose: to classify acrobatic exercises of group B according to their level of complexity. Material & Methods: theoretical analysis and synthesis of scientific and methodological literature data, analysis of competition results, pedagogical observations,
Anastasiya Petrenko , Oleg Kamaiev
doaj   +1 more source