Results 11 to 20 of about 551 (136)

Critical stresses arising in the destruction of a floating reinforced concrete pontoon [PDF]

open access: yesE3S Web of Conferences, 2021
The article discusses the stress-strain state of a reinforced concrete floating pontoon caused by critical stresses before its destruction. The investigation was motivated by the destruction of the pontoon, which occurred under extreme wind and wave ...
Morozova Dina, Malakhov Dmitrii
doaj   +1 more source

A Review of Floating Photovoltaic Systems: Prospects, Challenges, and Sustainability Considerations. [PDF]

open access: yesGlob Chall
This review synthesizes recent advances in floating photovoltaic (FPV) systems by integrating technology classification, engineering design, aquatic ecosystem interactions, and sustainability assessment. The image illustrates the conceptual framework linking FPV configurations, mooring strategies, thermal and ecological effects, and life cycle outcomes,
Oeishee MH, Rahman MM.
europepmc   +2 more sources

Considering spatiotemporal evolutionary information in dynamic multi‐objective optimisation

open access: yesCAAI Transactions on Intelligence Technology, EarlyView., 2023
Abstract Preserving population diversity and providing knowledge, which are two core tasks in the dynamic multi‐objective optimisation (DMO), are challenging since the sampling space is time‐ and space‐varying. Therefore, the spatiotemporal property of evolutionary information needs to be considered in the DMO.
Qinqin Fan   +3 more
wiley   +1 more source

The Stability of the Conveyor Belt Pontoon [PDF]

open access: yesTransactions of the VŠB-Technical University of Ostrava, Mechanical Series, 2011
To lead the conveyor belt transport cross water area the pontoon are used to support the carrying structure of the belts. The accident can happen when the pontoon turnover. For this reason the pontoon stability is investigated.
Jiří PODEŠVA
doaj   +1 more source

An evolution of pontoon traps for cod fishing (Gadus morhua) in the southern Baltic Sea

open access: yesFrontiers in Marine Science, 2022
With increasing seal populations in the Baltic Sea comes growing interaction between seals and coastal fisheries. The impact of seals, mainly grey seal (Halichoerus grypus), on fisheries can be reduced by implementing of seal-safe fishing gear, which ...
Peter Ljungberg   +2 more
doaj   +1 more source

RESEARCH ON DAMAGE CHARACTERISTICS AND PROTECTIVE STRUCTURE DESIGN OF STEEL PONTOONS UNDER NEAR-FIELD EXPLOSION LOAD

open access: yesBrodogradnja, 2022
The focus of this paper is to investigate the damage characteristics and protective structure design of pontoons as an important barrier for the protection of ports.
Kai Li   +5 more
doaj   +1 more source

Theoretical investigation on an oscillating buoy WEC‐floating breakwater integrated system

open access: yesIET Renewable Power Generation, 2021
Based on the concept of cost sharing, an oscillating buoy wave energy converter‐ floating breakwater integrated system is proposed, in which the surge or pitch motion of the front‐pontoon equipped with Power Take‐off (PTO) system is allowed.
Dezhi Ning   +3 more
doaj   +1 more source

Design Considerations on Semi-Submersible Columns, Bracings and Pontoons for Floating Wind

open access: yesJournal of Marine Science and Engineering, 2023
Floating offshore wind turbine (FOWT) is an innovative technology with little industry guidance for its hull design. Various FOWT floaters with different hull shapes claim to support the same turbines.
Glib Ivanov, I-Jen Hsu, Kai-Tung Ma
doaj   +1 more source

Dynamic Stability of the Coupled Pontoon-Ocean Turbine-Floater Platform-Rope System under Harmonic Wave Excitation and Steady Ocean Current

open access: yesJournal of Marine Science and Engineering, 2021
This research proposes a mooring design which keeps the turbine ocean current, static, balanced, and fixed at a predetermined depth under water, to ensure that the ocean current generator can effectively use current to generate electricity, and that the ...
Shueei-Muh Lin   +2 more
doaj   +1 more source

Effectiveness of Sacrificial Shielding for Blast Mitigation of Steel Floating Pontoons

open access: yesJournal of Marine Science and Engineering, 2023
Floating pontoons have played a supreme and indispensable role in crises and disasters for both civil and military purposes. Floating bridges and ferries are exposed to blast loadings in the case of wars or terrorist attacks. The protection effectiveness
Yasser A. Khalifa   +2 more
doaj   +1 more source

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