Patent · US Active

Eddy current probe based on Halbach array coil

US11860127B2 · kind B2 · utility

0Cited by

1References

2Claims

0Family size

Assignees

CHINA OIL & GAS PIPELINE NETWORK CORPORATION · CN
SOUTH CHINA COMPANY, CHINA OIL & GAS PIPELINE NETWORK CORPORATION · CN

Inventors

Zhongshan Tian · 流花街道, CN
Xianzhong Wang · 流花街道, CN
Lin Yi · San Diego, US
Changqun Yang · 流花街道, CN
Daodong Niu · 流花街道, CN
Jiaming Liang · Sichuan, CN

Key dates

Filing date	Mar 28, 2022
Grant date	Jan 2, 2024
Priority date	—
Expiry date	Mar 28, 2042

Classification

Technology area (CPC H)Electricity
CPC primaryH01F7/20
WIPO fieldMeasurement
WIPO sectorInstruments

Abstract

An eddy current probe based on a Halbach array coil includes a first coil, a second coil, a third coil, a fourth coil and a fifth coil arranged in a form of a Halbach array. One side with dense magnetic induction lines is used as a displacement measurement direction of the eddy current probe.

Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.