Results 51 to 60 of about 9,757 (179)

Localization phenomena in disordered periodic systems

open access: yesZhongguo Jianchuan Yanjiu, 2020
[Objectives] The localization effect produced by a disordered structure can be quantitatively described by localizing factors. In order to study the mechanism of the effect and the expression of localizing factors,the rules of the localizing factors must
LI Zongwei, JI Gang, ZHOU Qidou
doaj   +1 more source

Phenology drives asymmetric responses of ecosystem productivity stability to warming and cooling

open access: yesFunctional Ecology, EarlyView.
Read the free Plain Language Summary for this article on the Journal blog. Abstract Ecosystem productivity stability is a key indicator of ecosystem functioning under climate change, but the role of cooling periods in increasingly variable climates remains poorly resolved.
Yao Wei   +11 more
wiley   +1 more source

Failure behavior analysis of high stiffener web height I-girders of cruise ships considering initial welding defects

open access: yesZhongguo Jianchuan Yanjiu
ObjectiveHigh stiffener web height I-girders on large cruise ships are made of thin welded plates, which lead to noticeable weld distortion and stresses during manufacturing, and can affect the load-bearing characteristics of the structure. Therefore, in
Chen CHEN   +4 more
doaj   +1 more source

Method for rudder roll stabilization control by maintaining ship speed

open access: yesZhongguo Jianchuan Yanjiu, 2017
A ship navigating on the surface of the water may experience greater resistance, adversely affect-ing its speed and leading to energy loss. The added resistance of surface ships in both still water and waves are investigated, and the computation method ...
LIU Zhiquan, JIN Hongzhang
doaj   +1 more source

Dual Ethernet and dual RS-422 interactive communication technology based on dual CPU

open access: yesZhongguo Jianchuan Yanjiu, 2020
[Objectives] With the continuous improvement of the electrification level of the Integrated Power System(IPS), real-time acquisition of equipment information and intelligent control of ships are prerequisites for ensuring safe and stable operation of ...
HE Kaiyan   +4 more
doaj   +1 more source

Cuttings, Combings, Fettlings and Flock: Gender and Australian Wool ‘Waste’, 1900–1950

open access: yesGender &History, EarlyView.
ABSTRACT As Australia's wool industry produced vast amounts of fine fleece from the nineteenth century, the wool processing and clothes manufacturing industries generated waste – products like cuttings, combings, fettlings and flock. Salvaged and then sold to waste merchants, these and other materials had a second life.
Lorinda Cramer
wiley   +1 more source

Performance optimization and lightweight design of floating raft vibration isolation system based on RBF-PSO algorithm

open access: yesZhongguo Jianchuan Yanjiu
ObjectiveTo address the challenges of heavy workload and long iterative cycles in the lightweight design of floating raft vibration isolation system in engineering applications, this study proposes a lightweight design method based on RBF-PSO multi ...
Mingcheng XU   +3 more
doaj   +1 more source

Corrosion risk assessment and comprehensive evaluation of ship sea water pipe systems

open access: yesZhongguo Jianchuan Yanjiu, 2017
In order to propose a comprehensive corrosion risk evaluation model based on an analysis of the corrosion risk of sea water pipe systems of ships in service,the modes of potential corrosion and their causes were first analyzed by identifying the origins ...
YANG Guangfu   +4 more
doaj   +1 more source

The First World War at Sea: Death, Commemoration and Cultural Remembrance

open access: yesHistory, EarlyView.
Abstract Despite the ever‐increasing body of work devoted to war memorials, national days of remembrance and the commemoration of the First World War in Britain, academic focus remains firmly on the commemoration of the First World War on land. Yet, while the number of people who died at sea paled in comparison to their counterparts on the battlefield ...
ROWAN THOMPSON
wiley   +1 more source

Application prospects and key technology analysis of supercritical carbon dioxide power generation system in the future field of naval power

open access: yesZhongguo Jianchuan Yanjiu
The supercritical carbon dioxide (S-CO2) power generation system uses S-CO2 as the working medium and is based on a closed-loop Brayton cycle using real gas.
Guanhui ZHAO, Xiang XIA, Tianyi WEI
doaj   +1 more source

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