6 papers
Design and Initial Test of the Weighing Unit for Tsinghua Tabletop Kibble Balance
Weibo Liu, Nanjia Li, Lushuai Qian +4
This paper presents a customized weighing unit developed for the Tsinghua tabletop Kibble balance. The system is based on a flexure hinge mechanism sourced from a commercial weighi…
Design and Verification of a New Current Source for Tsinghua Tabletop Kibble Balance
Yuhan Ma, Kang Ma, Wei Zhao +3
This paper presents an ultra-stable current source tailored for the one-mode, two-phase (OMTP) measurement scheme in Tsinghua tabletop Kibble balances. To achieve simultaneous high…
Status of the Tsinghua Tabletop Kibble Balance
Shisong Li, Weibo Liu, Nanjia Li +7
This paper reports on the status of the Tsinghua tabletop Kibble balance experiment, aiming to deliver a mass calibration instrument for kilogram realizations in accordance with th…
Self-Error Correcting Method for Magnetic-Array-Type Current Sensors in Multi-Core Cable Applications
Xiaohu Liu, Keyu Hou, Kang Ma +7
Data-driven methods enable online assessment of error states in magnetic-array-type current sensors, and long-term measurement stability can be enhanced through further self-error…
Metering Error Estimation of Fast-Charging Stations Using Charging Data Analytics
Kang Ma, Xiulan Liu, Xi Chen +5
Accurate electric energy metering (EEM) of fast charging stations (FCSs), serving as critical infrastructure in the electric vehicle (EV) industry and as significant carriers of ve…
A Self-Healing Magnetic-Array-Type Current Sensor with Data-Driven Identification of Abnormal Magnetic Measurement Units
Xiaohu Liu, Kang Ma, Jian Liu +4
Magnetic-array-type current sensors have garnered increasing popularity owing to their notable advantages, including broadband functionality, a large dynamic range, cost-effectiven…