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Research on Development and Test Analysis of Full-Scale Fatigue Test System of X65 Submarine Pipeline [PDF]
E3S Web of Conferences, 2021 The fatigue performance of welded joints of submarine pipelines is directly related to the safety and economic benefits of welded structures. Considering the limitations of fatigue calculation, anti-fatigue design and small-scale fatigue test in the ...
Hu Yanhua +4 more
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Application research on 5G technology in fatigue test of full-scale aircraft
Hangkong gongcheng jinzhan, 2023 With the development of aircraft demand, and emerging of new material and new process, the test and validation technology of aircraft structure strength will also face new challenges.
LIU Bing, ZHANG Jianfeng, MU Bin
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Multi-joint and Large Load Wing Load Processing Method
Hangkong gongcheng jinzhan, 2020 For test piece lacking the right outer wing portion, the many and complicated butt joints, and the large test load, will bring great difficulty to the application of the wing load. Therefore the independent loading clamp is designed for the three sets of
WANG Xintao, XIA Long, LIU Xingke
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Sensors, 2022 Military aircraft are subjected to variable loads, which are the main cause of initiation and propagation of cracks in the most stressed locations of the airframe. The aim of a Full-Scale Fatigue Test (FSFT) is to represent actual load conditions in such
Piotr Reymer +2 more
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Overview of the development of full-scale fatigue test technology for fighter
Hangkong gongcheng jinzhan, 2023 Structural strength is a key concern in fighter′s design and development. Fatigue strength of an aircraft determines important indicators such as safety, durability and reliability of the aircraft.
PEI Lianjie +4 more
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Improved resonance method for fatigue test of full-scale wind turbine blades
AIP Advances, 2022 To further reduce the power of exciter in the common fatigue testing methods and increase the testing frequency to decrease the fatigue testing time, this paper proposes an improved fatigue testing method—Tug Fatigue Testing system (TFTs). The advantages
Aiguo Zhou +3 more
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Application of Concurrent Test Management Technique in Full Civil Aircraft Fatigue Test
Hangkong gongcheng jinzhan, 2019 Full aircraft structure fatigue test, as a part of civil aircraft structure airworthiness verification test, is the most complicated, the most expensive and the most time-consuming.
Xia Feng, Mu Shanshan
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Hangkong gongcheng jinzhan, 2019 Nowadays, the mean load spectra is mostly used in fatigue test for aircraft, but it has the defects of long fatigue cycle. The severe load spectra is used instead, which can shorten the test time greatly. In order to meet the demand of full-scale fatigue
Zhang Jiajia, Jiang Zuguo, Feng Jianmin
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Fatigue of Aircraft Structures, 2023 The study investigates the sensitivity of numerical crack propagation estimations based on the Nasgro equation. The equation is widely used for crack propagation calculations since it considers the whole range of crack propagation speed from threshold to
Reymer Piotr +2 more
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Test System Development and Experimental Study on the Fatigue of a Full-Scale Steel Catenary Riser
Journal of Marine Science and Engineering, 2022 This paper presents a full-scale deep-water steel catenary riser fatigue test system. The proposed system can carry out fatigue tests on steel catenary risers, hoses, and subsea pipelines up to 21 m in length, ranging from 8 to 24 inches in diameter. The
Jianxing Yu +5 more
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