Zobrazeno 1 - 10
of 39
pro vyhledávání: '"Mengchao Xu"'
Publikováno v:
Frontiers in Environmental Science, Vol 12 (2024)
The subsidiary of Yunnan Phosphate Group Co., Ltd., Kunyang Phosphate Mine’s mining area is the subject of study. The mining of open-pit phosphate mines has caused significant damage to the ecological environment. Therefore, carrying out ecological
Externí odkaz:
https://doaj.org/article/92663172902f4739bfa66d2ed60788b3
Autor:
Liang Zhao, Li Yang, Meng Lv, Xiaofei Wang, Ming Hou, Chang Ping Gu, Cuicui Cao, Yuelan Wang, Lei Qiu, Bailun Wang, Mengchao Xu
Publikováno v:
BMJ Open, Vol 14, Iss 5 (2024)
Introduction Postoperative pulmonary complications (PPCs) occur frequently in patients undergoing lung surgery under general anaesthesia and are strongly associated with longer postoperative hospital stays and increased mortality. The existing litera
Externí odkaz:
https://doaj.org/article/ec74762cbdfd457fa60a02b028c76e42
Publikováno v:
Frontiers in Earth Science, Vol 12 (2024)
Introduction: Taking a phosphate mine in Yunnan as the engineering research background, the fractured rock mass of the No. 1 belt roadway is selected as the research object.Methods: To reduce the cost of tunnel surrounding rock support and optimize c
Externí odkaz:
https://doaj.org/article/3dcace2b1e3d42228a64e4ed2879465e
Publikováno v:
Case Studies in Thermal Engineering, Vol 55, Iss , Pp 104108- (2024)
In this article, a fault diagnosis method is presented for identifying multi-point grounding faults in transformer cores. Based on the finite element method (FEM), the method aims to achieve non-invasive localization of these faults, thereby minimizi
Externí odkaz:
https://doaj.org/article/34a1868b49fb46b58398774dc01f9215
Publikováno v:
Frontiers in Built Environment, Vol 9 (2023)
Introduction: Taking Yunnan Phosphate Group Co., Ltd. Kunyang Phosphate Mine No. 2 as the engineering background, this study aims to explore mining methods for deep ore bodies in phosphorus mines. Three mining schemes, namely open-pit mining, open-pi
Externí odkaz:
https://doaj.org/article/6e121fddb4fb4a8fa9393840abaad171
Publikováno v:
Frontiers in Earth Science, Vol 11 (2023)
This study is grounded in research conducted at the Kunyang Phosphate Mine No. 2, a Chinese open-pit phosphate mining enterprise owned by the Yunnan Phosphate Group Co., Ltd. Due to the small inclination angle and the presence of weak interlayers in
Externí odkaz:
https://doaj.org/article/60834e6ff97943959761d8905e37a245
Autor:
Chaowei Yang, Manzhu Yu, Yun Li, Fei Hu, Yongyao Jiang, Qian Liu, Dexuan Sha, Mengchao Xu, Juan Gu
Publikováno v:
Big Earth Data, Vol 3, Iss 2, Pp 83-107 (2019)
Big Earth data are produced from satellite observations, Internet-of-Things, model simulations, and other sources. The data embed unprecedented insights and spatiotemporal stamps of relevant Earth phenomena for improving our understanding, responding
Externí odkaz:
https://doaj.org/article/4a607bd792f649269f428b6843895ac2
Publikováno v:
Geomatics, Natural Hazards & Risk, Vol 7, Iss 0, Pp 47-56 (2016)
This paper presents two complementary methods: an approach to compute a network data-set for indoor space of a building by using its two-dimensional (2D) floor plans and limited semantic information, combined with an optimal crowd evacuation method.
Externí odkaz:
https://doaj.org/article/f6def3e854624afcbe357ce505660d11
Autor:
Dexuan Sha, Xin Miao, Mengchao Xu, Chaowei Yang, Hongjie Xie, Alberto M. Mestas-Nuñez, Yun Li, Qian Liu, Jingchao Yang
Publikováno v:
Data, Vol 5, Iss 2, p 39 (2020)
Sea ice acts as both an indicator and an amplifier of climate change. High spatial resolution (HSR) imagery is an important data source in Arctic sea ice research for extracting sea ice physical parameters, and calibrating/validating climate models.
Externí odkaz:
https://doaj.org/article/689056ab45b24f3a80f574568f1fb491
Autor:
Mengchao Xu, Qian Liu, Dexuan Sha, Manzhu Yu, Daniel Q. Duffy, William M Putman, Mark Carroll, Tsengdar Lee, Chaowei Yang
Publikováno v:
Remote Sensing, Vol 12, Iss 6, p 1030 (2020)
Climate and weather data such as precipitation derived from Global Climate Models (GCMs) and satellite observations are essential for the global and local hydrological assessment. However, most climatic popular precipitation products (with spatial re
Externí odkaz:
https://doaj.org/article/e916dd2d23c04e2ca21634ab7f560a89