[1] Lan H, Chen D K, Mao D B. Current status of deep mining and disaster prevention in China[J]. Coal Science and Technology, 44, 39-46(2016).

[2] Liang M F. Intelligent sensing theory and key technologies of multi-parameter fiber Bragg grating in coal mining[D](2019).

[3] Hao D Y, Cui Q L, He J et al. Deformation characteristics and separation monitoring of layered roof roadway supported with bolts and cables[J]. Journal of China Coal Society, 42, 43-50(2017).

[4] Zhao Q F, Zhang N, Peng R et al. Similarity simulation experimental study on abrupt collapse of roof separation in large cross-section argillaceous roadway[J]. Journal of Mining & Safety Engineering, 35, 1107-1114(2018).

[5] Mihailov S J. Fiber Bragg grating sensors for harsh environments[J]. Sensors, 12, 1898-1918(2012).

[6] Liang M F, Fang X Q, Wu G et al. A fiber Bragg grating pressure sensor with temperature compensation based on diaphragm-cantilever structure[J]. Optik, 145, 503-512(2017).

[7] Zeng Y J, Wang J, Yang H Y et al. Fiber Bragg grating accelerometer based on L-shaped rigid beam and elastic diaphragm for low-frequency vibration measurement[J]. Acta Optica Sinica, 35, 1206005(2015).

[8] Zhao Y, He W Z, Tang Y C. Fiber Bragg grating multi-level strain sensor based on the structure of extendable rod[J]. Journal of Northeastern University (Natural Science), 39, 1065-1068, 1079(2018).

[9] Berkoff T A, Kersey A D. Experimental demonstration of a fiber Bragg grating accelerometer[J]. IEEE Photonics Technology Letters, 8, 1677-1679(1996).

[10] Meng L, Jiang M S, Sui Q M et al. Optical fiber grating temperature and pressure sensors in oil well measuring[J]. Optical Communication Technology, 32, 29-32(2008).

[11] Wang X J, Zeng J, Liang D K et al. Fiber Bragg grating pressure sensor for load monitoring of asphalt pavement[J]. Journal of Optoelectronics·Laser, 22, 197-200(2011).

[12] Zhao Y, Liao Y B, Lai S R. Simultaneous measurement of down-hole high pressure and temperature with a bulk-modulus and FBG sensor[J]. IEEE Photonics Technology Letters, 14, 1584-1586(2002).

[13] Zhao L, Jiang L, Li L Q. An optical fiber grating pressure sensor with composition structure[J]. Piezoelectrics & Acoustooptics, 39, 60-62, 66(2017).

[14] Vorathin E, Hafizi Z M, Aizzuddin A M et al. A highly sensitive multiplexed FBG pressure transducer based on natural rubber diaphragm and ultrathin aluminium sheet[J]. Optics & Laser Technology, 106, 177-181(2018).

[15] Manuvinakurake M, Gandhi U, Mangalanathan U et al. Design, fabrication and testing of fiber Bragg grating based fixed guided beam pressure sensor[J]. Optik, 158, 1063-1072(2018).

[16] Huang J, Zhou Z D, Tan Y G et al. Design and experimental study of a Fiber Bragg grating pressure sensor[C], 217-221(2014).

[17] Pachava V R, Kamineni S, Madhuvarasu S S et al. A high sensitive FBG pressure sensor using thin metal diaphragm[J]. Journal of Optics, 43, 117-121(2014).

[18] Jiang S C, Cao Y Q, Sui Q M et al. Research on the micro and high-precision fiber Bragg grating soil pressure sensor[J]. Chinese Journal of Lasers, 40, 0405002(2013).

[19] Leal A,, Frizera A, Marques C. A fiber Bragg gratings pair embedded in a polyurethane diaphragm: Towards a temperature-insensitive pressure sensor[J]. Optics & Laser Technology, 131, 106440(2020).

[20] Zhang H T, Song W P, Wang Z L et al. Numerical and experimental studies of high-sensitivity plug-in pressure sensor based on fiber Bragg gratings[J]. Optical Engineering, 55, 096104(2016).

[21] Liang L, Feng K, Zhu Z H et al. A diaphragm FBG pressure sensor based on L-shaped cantilever structure[J]. Journal of Optoelectronics·Laser, 29, 938-943(2018).

[22] Wang L P. Method of deflection calculation of cantilever beam with variable cross section[J]. Henan Science and Technology, 122-124(2018).

[23] Sun L Y, Zhang M, Li C et al. High sensitivity fiber Bragg grating pressure sensor experiment based on the principle of leverage[J]. Journal of Shenyang Jianzhu University (Natural Science), 32, 80-86(2016).

[24] ZhaiZ B. Research on the law of underground pressure behavior in 1303 (upper) fully mechanized face of Hudi coal mine[J]. 煤, 30, 58-60(2021).