Results 21 to 30 of about 176,016 (208)

Application of ultra-high performance concrete in the marine environment [PDF]

open access: yesE3S Web of Conferences
The development and utilization of marine resources are becoming the focus of all countries. However, the special characteristics of the marine environment pose severe durability challenges to traditional concrete materials.
Zhang Jingtong
doaj   +1 more source

Power Limitation Control for a PMSG-Based Marine Current Turbine at High Tidal Speed and Strong Sea State [PDF]

open access: yes, 2013
This paper deals with the control strategies for a fixed-pitch marine current turbine (MCT) when the marine current speed exceeds the rated value corresponding to the rated power of generator and converter.
SCUILLER, Franck   +10 more
core   +1 more source

Study on the Legal Issues of Preventing and Controlling Pollution Damage to Marine Environment Caused by Ocean Engineering Construction Projects

open access: yesHaiyang Kaifa yu guanli, 2023
In recent years, with the increasing prosperity of marine economy, marine engineering construction projects not only had promoted the development of marine economy, but also increased the possibility of harming the marine environment.
Meng SUN, Zhaobin PEI
doaj  

Modeling and Control of a Marine Current Turbine Driven Doubly-Fed Induction Generator [PDF]

open access: yes, 2010
This paper deals with the modeling and the control of a variable speed DFIG-based marine current turbine with and without tidal current speed sensor.
BENELGHALI, Seifeddine   +3 more
core   +1 more source

Characteristics of alkali-activated slag powder mixing with seawater: Workability, hydration reaction kinetics and mechanism

open access: yesCase Studies in Construction Materials, 2022
Marine engineering is faced with the problem of shortage of engineering materials. The local use of marine raw materials, such as seawater and sea sand, can greatly promote the development of marine engineering construction.
Jihui Zhao   +4 more
doaj   +1 more source

Analysis of Sacrificial Anode Inspection Standards in Ships and Marine Engineering [PDF]

open access: yesCailiao Baohu, 2023
Cathodic protection utilizing sacrificial anodes is an effective method to prevent marine ships and marine engineering structures from corrosion in seawater.
XU Jianing
doaj   +1 more source

Generator Systems for Marine Current Turbine Applications: A Comparative Study [PDF]

open access: yes, 2012
Emerging technologies for marine current turbines are mainly related to works that have been carried out on wind turbines and ship propellers. It is then obvious that many electric generator topologies could be used for marine current turbines. As in the
BENELGHALI, Seifeddine   +3 more
core   +1 more source

Characteristics of Marine Biomaterials and Their Applications in Biomedicine

open access: yesMarine Drugs, 2022
Oceans have vast potential to develop high-value bioactive substances and biomaterials. In the past decades, many biomaterials have come from marine organisms, but due to the wide variety of organisms living in the oceans, the great diversity of marine ...
Hengtong Zhang   +3 more
doaj   +1 more source

Suitability of Marine- and Porcine-Derived Collagen Type I Hydrogels for Bioprinting and Tissue Engineering Scaffolds

open access: yesMarine Drugs, 2022
Collagens from a wide array of animals have been explored for use in tissue engineering in an effort to replicate the native extracellular environment of the body.
Malachy Maher   +7 more
doaj   +1 more source

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