The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
May. 28, 2024
Filed:
Sep. 29, 2020
China National Petroleum Corporation, Beijing, CN;
China National Logging Corporation, Xi'an, CN;
Zhuoran Meng, Beijing, CN;
Jun Zhu, Beijing, CN;
Fei Wang, Beijing, CN;
Shuyun Cheng, Beijing, CN;
Yao Wu, Beijing, CN;
Sang Jia, Beijing, CN;
Ying Guo, Beijing, CN;
Hongsheng Cui, Beijing, CN;
Yong Die, Beijing, CN;
Ye Lu, Beijing, CN;
Peng Chen, Beijing, CN;
Tong Li, Beijing, CN;
Jun Wang, Beijing, CN;
CHINA NATIONAL PETROLEUM CORPORATION, Beijing, CN;
CHINA NATIONAL LOGGING CORPORATION, Xi'an, CN;
Abstract
A calibration and verification system for a directional sensor, including an industrial control computer and a directional sensor, wherein the industrial control computer is connected to a sensor signal acquisition system, a first triaxial Helmholtz coil and a second triaxial Helmholtz coil, respectively, wherein a heating calibration turntable is disposed in the first triaxial Helmholtz coil and configured to heat and calibrate the directional sensor, and wherein a high-precision inclination and azimuth test turntable is disposed in the second triaxial Helmholtz coil and configured to verify the directional sensor.