Results 121 to 130 of about 134,310 (228)

Research on Eddy Current Testing of Damages in Carbon Fiber Reinforced Polymers [PDF]

open access: yes, 2015
碳纤维增强树脂基复合材料因其优异的性能已被广泛应用于飞行器制造、汽车制造、化学工业、造船与电气设备等各个行业,尤其是在航空航天、船舰以及核能设备等领域受到高度重视。然而,复合材料结构件在制造和使用过程中不可避免的会因为冲击等原因产生各种类型的缺陷。此外,复合材料结构件在损坏之前几乎没有先兆,其破坏具有突然性,这一点往往造成严重的后果。因此对碳纤维增强树脂基复合材料损伤的无损检测研究具有极其重要的意义。 目前应用较多的检测碳纤维增强树脂基复合材料损伤的方法有红外检测、X射线检测以及超声检测等 ...
杜飞
core  

Characterization of eddy-current testing inverse problems using adaptive databases [PDF]

open access: yes, 2010
International audienceOne of the main challenges in Eddy Current Testing (ECT) is the solution of the inverse problem, i.e., the determination of the defect properties knowing the measured data.
Bilicz, Sandor   +4 more
core   +2 more sources

The evolution of data analysis in Eddy Current testing

open access: yese-Journal of Nondestructive Testing

Mihael Vučetić, Matea Španić
doaj   +1 more source

An instrument for spatial conductivity measurements of high Tc superconducting (HTSC) materials [PDF]

open access: yes
High T(sub c) Superconducting (HTSC) thin films are suggested for use in a number of aerospace applications such as an IR bolometer and as electromagnetic shielding.
Vansant, T.
core   +1 more source

Inverse Problems of Eddy Current Testing and Uncertainties Evaluation

open access: yesAdvances in Electrical and Electronic Engineering, 2006
This paper deals with the problem of uncertainties evaluation when the procedure of inverse problems is used for processing the eddy current testing data. First the general inverse problem algorithm is described.
Karol Grondzak
doaj  

Magnetic bearings for a spaceflight optical disk recorder [PDF]

open access: yes
The development and testing of a magnetic bearing system for the translator of the read/write head in a magneto-optic disk drive are discussed. The asymmetrical three-pole actuators with permanent magnet bias support the optical head, and its tracking ...
Gondhalekar, Vijay   +2 more
core   +1 more source

Lift-Off Effect of Koch and Circular Differential Pickup Eddy Current Probes

open access: yesChinese Journal of Mechanical Engineering
A flexible or planar eddy current probe with a differential structure can suppress the lift-off noise during the inspection of defects. However, the extent of the lift-off effect on differential probes, including different coil structures, varies.
Guolong Chen   +5 more
doaj   +1 more source

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