Results 1 to 10 of about 311,611 (163)

Vibration control technology of reheat steam hot section pipeline of 135MW unit [PDF]

open access: yesE3S Web of Conferences, 2022
Based on the on-site cold and hot state inspection of the four pipelines of a 350MW unit in Shandong, combined with the review and calculation of stress, design and installation data, operation and maintenance records and other data, this paper ...
Yuan Tangqing   +4 more
doaj   +1 more source

Study on Stress Corrosion Susceptibility of High Manganese Austenitic Cryogenic Steel HM400 in Liquid Ammonia Medium [PDF]

open access: yesCailiao Baohu, 2023
For studying the stress corrosion susceptibility of high manganese austenitic cryogenic steel HM400 in liquid ammonia medium, the slow strain rate test (SSRT) was used to investigate the stress corrosion susceptibility of high manganese austenitic ...
HU Pan, KONG Wei-hai, ZHANG Qiang, WU Zhi-gang, LIU Yan
doaj   +1 more source

Review on Emotion Recognition Based on Electroencephalography

open access: yesFrontiers in Computational Neuroscience, 2021
Emotions are closely related to human behavior, family, and society. Changes in emotions can cause differences in electroencephalography (EEG) signals, which show different emotional states and are not easy to disguise.
Haoran Liu   +3 more
doaj   +1 more source

Research Progress of Stress Corrosion Cracking of HSLA Steel Welded Joints in Wet H2S Environment [PDF]

open access: yesCailiao Baohu, 2023
With the development of petrochemical industry, the deep exploitation of domestic petroleum and the continuous increase of oil input from the Middle East, the sulfur content in raw materials is gradually increased.
WANG Feng, GAO Meng-jie
doaj   +1 more source

Effect of Structural Induced Stress on Creep of P92 Steel Pipe to Elbow Welds

open access: yesMetals, 2022
Pipe to elbow welds are usually identified as the weakest parts in the pipeline system of ultra-supercritical boilers due to the structural induced stress arising from internal steam pressure, and the constraint of supports and hangers.
Yong Li   +4 more
doaj   +1 more source

Effect of Neodymium Oxide on Properties of Micro - Arc Oxidation Coating Formed on 2A12 Aluminium Alloy [PDF]

open access: yesCailiao Baohu, 2022
In the electrolyte containing Nd2O3 particles with different concentrations, the micro - arc oxidation technology was used to prepare the coatings on the surface of 2A12 aluminum alloy.
HU Jie, ZHAO Yue, TAO Ye - cheng, CHEN Qian, NA Ri - su, LI Ye, LANG Hui - zhen, WANG Ping
doaj   +1 more source

Technology and analysis of 08Cr9W3Co3VNbCuBN steel large diameter thick wall pipe welding process

open access: yesHigh Temperature Materials and Processes, 2023
In this article, the welding technology of large diameter thick wall 08Cr9W3Co3VNbCuBN (G115) heat-resistant steel pipes for the main steam pipe of a 650°C ultra-supercritical power station boiler has been investigated, and the mechanical properties and ...
Wang Feng   +3 more
doaj   +1 more source

Special Issue on Multiphase Flows in Microfluidics: Fundamentals and Applications

open access: yesApplied Sciences, 2023
Microfluidics, a cutting-edge field involving various applications in advanced materials, new energy, single-cell/single-molecule studies, human health, biomedicine, and so forth, has advanced rapidly in the last two decades [...]
Jianzhong Lin
doaj   +1 more source

The Investigation on Heat Transfer Characteristics of Steam Condensation in Presence of Noncondensable Gas under Natural Convection

open access: yesScience and Technology of Nuclear Installations, 2021
The NHR-200 reactor in China adopts the noncondensable gas self-stabilizing control and the noncondensable gas used for pressure stabilization control can weaken steam condensation heat transfer in the integrated steam-gas pressurizer.
Xizhen Ma   +3 more
doaj   +1 more source

Welding procedure research of titanium heat exchangers [PDF]

open access: yesE3S Web of Conferences, 2021
In order to manufacture Gr.1 titanium heat exchangers, the welding property and weld structure of titanium tube-to-tubesheet are analyzed. The procedure of Pulse GTAW is used and the visual inspection, dimensional inspection, chemical composition ...
Jiang Chengjuni   +3 more
doaj   +1 more source

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