Zobrazeno 1 - 10
of 1 265
pro vyhledávání: '"leakage rate"'
Publikováno v:
Nuclear Engineering and Technology, Vol 56, Iss 8, Pp 3030-3042 (2024)
Steel containment vessels for nuclear power plants can experience gas leakage due to minute defects such as cracks, corrosion, and aging, leading to gas leakage. A gas leakage model for microchannels is established to elucidate the mechanism underlyi
Externí odkaz:
https://doaj.org/article/28dbba188d724104a5e7e44d1f6b78aa
Autor:
Lintao Fan, Liangliang Tao, Shuqi Duan, Mingrui Luo, Chuan He, Yanhua Zeng, Yongliang Chen, Yin Song, Zhanfeng Qi
Publikováno v:
Case Studies in Thermal Engineering, Vol 61, Iss , Pp 105102- (2024)
Mechanical ventilation is the primary measure for cooling during construction of high geo-temperature tunnel. Based on heat transfer theory and characteristics of press-in ventilation, a comprehensive calculation model considering the influence of co
Externí odkaz:
https://doaj.org/article/e4bde857b75843f2b5fea6f1159a9dde
Autor:
Jing Huang, Zhifen Zhang, Yanlong Yu, Yongjie Li, Shuai Zhang, Rui Qin, Ji Xing, Wei Cheng, Guangrui Wen, Xuefeng Chen
Publikováno v:
Engineering Applications of Computational Fluid Mechanics, Vol 18, Iss 1 (2024)
The weld crack leakage due to stress concentration and external load is a significant safety risk in pressure pipelines. Microstructural variations and dynamic propagation lead to unpredictable changes in leakage rate over time and conditions. To add
Externí odkaz:
https://doaj.org/article/5eb8d3a365d74b798d0d5a8655fbd23b
Publikováno v:
智慧农业, Vol 5, Iss 4, Pp 33-44 (2023)
[Objective]Unmanned seeding of rapeseed is an important link to construct unmanned rapeseed farm. Aiming at solving the problems of cumbersome manual collection of small and medium-sized field boundary information in the south, the low efficiency of
Externí odkaz:
https://doaj.org/article/37682b5529304f9dbda0ba9b4c47859a
Autor:
ZHU Xingpan, WANG Yang, REN Xiaowei, YAN Li, ZHANG Linjiang, LIU Wenyong, JIN Yongfei, CHEN Yuliang
Publikováno v:
Gong-kuang zidonghua, Vol 49, Iss 10, Pp 104-109 (2023)
Under the influence of mining, the overlying strata of shallow coal seam fully mechanized top coal caving face collapses and forms cracks that connect with the surface. The vertical air leakage caused by these cracks has a significant impact on the s
Externí odkaz:
https://doaj.org/article/65e47b29a9bc4e0b8b2f0bfc03112f4b
Autor:
Michele Canale, Rosalia Sanfilippo, Maria Concetta Strano, Anna Rita Bavaro, Margherita Amenta, Michele Bizzini, Maria Allegra, Sebastiano Blangiforti, Alfio Spina
Publikováno v:
Foods, Vol 13, Iss 17, p 2711 (2024)
The use of inulin in food is highly appreciated by consumers because of its prebiotic effect. In this study, the effects of increasing additions (5, 10 and 20%) of inulin as a substitute for wheat flour in bread production were investigated with rega
Externí odkaz:
https://doaj.org/article/09c2c67d1c6f406ab15c9a7462884868
Akademický článek
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Autor:
Majed Omar A. Alsaydalani
Publikováno v:
Water Practice and Technology, Vol 18, Iss 8, Pp 1775-1790 (2023)
This paper describes an experimental and analytical study that examined the effects of soil on leakage rate from defective water pipes. An experimental model was designed and constructed to simulate idealized cracks in defective water pipes dischargi
Externí odkaz:
https://doaj.org/article/591c0cbdea154c8499d04ef1b47817c2
Publikováno v:
Agriculture, Vol 14, Iss 3, p 506 (2024)
In order to address the common difficulties in pulling and harvesting whole cotton stalks, such as high pulling resistance, high miss-pulling rate, and high breakage rate, which severely hinder the recycling of cotton stalks, three different pulling
Externí odkaz:
https://doaj.org/article/ca48b6882d694e0d9ea8e6cb5bad3419
Publikováno v:
Energy Reports, Vol 8, Iss , Pp 3789-3808 (2022)
Different from the above ground pipeline, the soil characteristics and ground conditions have a great impact on the risk of leakage accident for buried natural gas pipeline. In this paper, the effects of ground conditions and soil characteristics on
Externí odkaz:
https://doaj.org/article/c97b3b7ce1a34addb97c07da1afaf777