[1] Baka N A, Abu-Siada A, Islam S et al. A new technique to measure interfacial tension of transformer oil using UV-Vis spectroscopy[J]. IEEE Transactions on Dielectrics and Electrical Insulation, 22, 1275-1282(2015).
[2] Duval M, Dukarm J. Improving the reliability of transformer gas-in-oil diagnosis[J]. IEEE Electrical Insulation Magazine, 21, 21-27(2005).
[3] Ying G L. 4):[J]. Xu K J. Analysis of acetylene in non-fault transformer oi. Electric Engineering, 66, 69(2011).
[4] Jiang J, Wang Z W, Han X et al. Multi-gas detection in power transformer oil based on tunable diode laser absorption spectrum[J]. IEEE Transactions on Dielectrics and Electrical Insulation, 26, 153-161(2019).
[5] He P, Zhao X Z, Li Y L. Study on influence of temperature to oil-gas separation in transformer on-line monitoring based on membrane separation[J]. Transformer, 48, 45-49(2011).
[6] Han Y W, Ding F, Hao C X et al. The oil-gas separation characteristics of ceramic/Teflon AF2400 composite membrane[J]. Separation and Purification Technology, 88, 19-23(2012).
[7] Jia R J. Application of polymer film to on-line monitoring of dissolved gases in transformer oil[J]. Transformer, 38, 37-40(2001).
[8] Chen K, Yu Q X, Gong Z F et al. Ultra-high sensitive fiber-optic Fabry-Perot cantilever enhanced resonant photoacoustic spectroscopy[J]. Sensors and Actuators B: Chemical, 268, 205-209(2018).
[9] Mao Z X, Wen J Y. Detection of dissolved gas in oil-insulated electrical apparatus by photoacoustic spectroscopy[J]. IEEE Electrical Insulation Magazine, 31, 7-14(2015).
[10] Chen K, Deng H, Guo M et al. Tube-cantilever double resonance enhanced fiber-optic photoacoustic spectrometer[J]. Optics & Laser Technology, 123, 105894(2020).
[13] Cao Y, Jin W, Ho H L et al. Acetylene detection based on diode laser QEPAS: combined wavelength and residual amplitude modulation[J]. Applied Physics B, 109, 359-366(2012).
[15] Chen K, Gong Z F, Yu Q X. Fiber-amplifier-enhanced resonant photoacoustic sensor for sub-ppb level acetylene detection[J]. Sensors and Actuators A: Physical, 274, 184-188(2018).
[16] Wu H P, Dong L, Zheng H D et al. Beat frequency quartz-enhanced photoacoustic spectroscopy for fast and calibration-free continuous trace-gas monitoring[J]. Nature Communications, 8, 15331(2017).
[17] Chen K, Zhang B, Liu S et al. Parts-per-billion-level detection of hydrogen sulfide based on near-infrared all-optical photoacoustic spectroscopy[J]. Sensors and Actuators B: Chemical, 283, 1-5(2019).
[18] Kuusela T, Kauppinen J. Photoacoustic gas analysis using interferometric cantilever microphone[J]. Applied Spectroscopy Reviews, 42, 443-474(2007).
[19] Werle P, Mücke R, Slemr F. The limits of signal averaging in atmospheric trace-gas monitoring by tunable diode-laser absorption spectroscopy (TDLAS)[J]. Applied Physics B, 57, 131-139(1993).
[20] Chen K, Yu Z H, Gong Z F et al. Lock-in white-light-interferometry-based all-optical photoacoustic spectrometer[J]. Optics Letters, 43, 5038-5041(2018).