DocumentCode
236157
Title
An improved two terminal-pair capacitance bridge at NIM
Author
Yan Yang ; Wenjun Lu ; Jianting Zhao ; Lu Huang ; Zuliang Lu
Author_Institution
Nat. Inst. of Metrol., Beijing, China
fYear
2014
fDate
24-29 Aug. 2014
Firstpage
228
Lastpage
229
Abstract
An improved two terminal-pair coaxial AC bridge with auto source balance is constructed at NIM for high precision capacitance measurement. The errors introduced by auto source balance in the bridge are at negligible level. The bridge can disseminate the calculable capacitance to 1 pF, and transmit capacitance from 1 pF to 10000 pF. A minimum standard uncertainty 7.7 × 10-9 is achieved at 1592 Hz.
Keywords
balances; bridge circuits; capacitance measurement; NIM; autosource balance; capacitance 1 pF to 10000 pF; capacitance measurement; frequency 1592 Hz; improved two terminal-pair coaxial AC capacitance bridge; Bridge circuits; Calibration; Capacitance; Capacitors; Standards; Uncertainty; Wires; Capacitance bridge; coaxial; source balance; two terminal-pair; voltage follower;
fLanguage
English
Publisher
ieee
Conference_Titel
Precision Electromagnetic Measurements (CPEM 2014), 2014 Conference on
Conference_Location
Rio de Janeiro
ISSN
0589-1485
Print_ISBN
978-1-4799-5205-2
Type
conf
DOI
10.1109/CPEM.2014.6898342
Filename
6898342
Link To Document