Results 31 to 40 of about 18,178 (152)
Study on the risk of seawater intrusion in offshore underground oil reserve
Shuiwen dizhi gongcheng dizhi, 2023 Underground oil reserves are established near the sea, which can reduce the cost of oil transportation and have strong military significance. However, the proximity to the coastline makes it easy for seawater to intrude into the reservoir area, resulting
Jianjun QU +4 more
doaj +1 more source
Frontiers in Earth Science, 2022 The initiation and reception of shields are major risk events for shield construction in water-rich and weak strata. Although the freezing method and the steel sleeve method receiving-shield tunneling technologies both have engineering applications, the ...
Y. Mei +4 more
doaj +1 more source
Water born cooling of closed greenhouses : An enclosed vertical water curtain cooling system
, 2022 The greenhouses play a key role in food sustainable production, the purpose of the greenhouses is to make an artificial suitable environment to grow different kinds of plants. The cost of energy used in the greenhouses to ensure the optimum temperature, humidity, and CO2 concentration, makes up a large part of the final cost of food.
openaire +2 more sources
Horticulturae, 2022 Root zone heating can solve the problems associated with the yield and decline in the quality caused by low-temperature stress in cucumber during winter and early spring. An experiment was performed to investigate the effects of different heating methods
Xueting Bi, Xiaozhuo Wang, Xueyan Zhang
doaj +1 more source
Yantu gongcheng xuebao, 2019 The excavated section of Gongbei Tunnel of Zhuhai Link of Hong Kong-Zhuhai-Macao Bridge is an ultra-shallow buried tunnel located in water-rich area, and a new pre-support system named freeze-sealing pipe roof (FSPR) is first adopted.
REN Hui 1, HU Xiang-dong 2, HONG Ze-qun 2, ZHANG Jun 3
doaj +1 more source
Investigation into the use of a water curtain over openings to prevent fire spread
MATEC Web of Conferences, 2016 This paper presents the results of several full-scale experiments to study heat radiation attenuation and shielding using sprinklers to create a water curtain between a compartment fire and a target wall.
Turco Matt +2 more
doaj +1 more source
Protective water curtains as wave attenuators for blast-resistant tunnels
Scientific Reports, 2022 Tunnels, as highly cost-demanding infrastructures which facilitate the transportation of people and goods, have been a target of terrorist attacks within the past few decades.
Payam Keshavarz Mirza Mohammadi +3 more
doaj +1 more source
地质科技通报, 2022 Containment property is the key to ensuring the safe operation of groundwater-sealed caverns.At present, the main difficulty in studying the water sealing property of groundwater-sealed caverns lies in the strong heterogeneity and anisotropy of fractured
Cheng Hu +5 more
doaj +1 more source
Metals, 2021 The effects of flow control devices (FCD) in a single-strand tundish, including weir, dam, turbulence inhibitor and gas curtain, have been investigated using water model experiments and CFD simulations. A scaled-down water model was built up to visualize
Dong-Yuan Sheng, Dengfu Chen
doaj +1 more source
Yantu gongcheng xuebaoThe additional vertical water curtain system is required in the underground water-sealed oil storage cavern project in coastal areas to meet its water-sealed properties and control seawater intrusion.
QIAO Liping 1, WANG Fei 1, WANG Zhechao 2, LI Cheng 2
doaj +1 more source