Results 21 to 30 of about 174,695 (299)
FESEM and EIS Study of Sealed AA2024 T3 Anodized in Sulfuric Acid Electrolytes: Influence of Tartaric Acid [PDF]
, 2008 The present study investigates the effect of tartaric acid on anodic film morphology and on corrosion resistance of hydrothermally sealed anodized AA2024.
Boisier, Grégory +4 more
core +3 more sources
Journal of Rock Mechanics and Geotechnical Engineering, 2023 Water sealing performance is important for underground water-sealed oil storage (UWSOS). The key issues concerning water sealing performance mainly include the permeability of fractured rock mass (FRM), water-sealed safety (WSS), water curtain ...
Yutao Li +7 more
doaj +1 more source
Sealing of micromachined cavities using chemical vapor deposition methods: characterization and optimization [PDF]
, 1999 This paper presents results of a systematic investigation to characterize the sealing of micromachined cavities using chemical vapor deposition (CVD) methods.
Liu, Chang, Tai, Yu-Chong
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Study on door system sealing of serialized China standard metro train
机车电传动, 2022 The sealing performance of the vehicle is the key factor affecting the comfort experience of passengers, and the sealing performance of the door system directly determines the sealing performance of the vehicle.
FU Zhiliang +7 more
doaj
Energies, 2018 The inserted sealing tool is a critical downhole implement that is used to balance the downhole pressure in multistage fracturing operations and prevent fracturing fluid from overflow and/or backward flow.
Gang Hu +5 more
doaj +1 more source
Sealing Analysis of Aluminum Alloy Directly-Connected Casing Joints
Shiyou jixie, 2023 The aluminum alloy directly-connected casing joint has the advantages of high drilling and grinding efficiency after fracturing and easy running.At present, few studies have been carried out on aluminum alloy casing joints, while there are high ...
吕玮 +5 more
doaj
A Novel Structure of Rubber Ring for Hydraulic Buffer Seal Based on Numerical Simulation
Applied Sciences, 2021 Landing gear is a key load-bearing structure of aircraft during ground operation, and the landing capacity of landing gear is determined by the performance of buffer.
Lin Zhang, Xiaohui Wei
doaj +1 more source
An Investigation on Leakage Rate of Hard Sealing Ball Valve
EngWith the rapid development of industries, hard sealing ball valves are increasingly adopted in extreme working conditions, especially for the advantage of high sealing performance.
Hong Shi +7 more
doaj +1 more source
Non-metallic brush seals for gas turbine bearings [PDF]
, 2004 A non-metallic brush seal has been developed as an oil seal for use in turbomachinary. Traditionally labyrinth-type seals with larger clearances have been used in such applications. Labyrinth seals have higher leakage rates and can undergo excessive wear
Akşit, Mahmut Faruk +4 more
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Numerical Investigation of the Effect of Radial Lip Seal Geometry on Sealing Performance [PDF]
IOP Conference Series: Materials Science and Engineering, 2018 Sealing elements are often needed in industry and especially in machine design. With the change and development of machine technology from day to day, sealing elements show continuous development and change in parallel with these developments. Many factors influence the performance of the sealing elements such as shaft surface roughness, radial force ...
Tok, Görkem +2 more
openaire +2 more sources