This document specifies the method outline, instruments and materials, calibration, test procedures, precision, etc. for determining gas humidity using tunable laser absorption spectrometry. This document is suitable for the measurement of humidity of gases used in electricity such as sulfur hexafluoride, nitrogen, and hydrogen. Other gases can be implemented with reference.
T/CEC 705-2022 history
2022T/CEC 705-2022 Tunable Laser Spectroscopic Absorption Method for Rapid Measurement of Gas Humidity Used in Electric Power