搜索结果: 1-2 共查到“光学工程 BOTDA”相关记录2条 . 查询时间(0.031 秒)
Long-Range Distributed Strain and Temperature Sensing with 40-cm Spatial Resolution Based on DPP-BOTDA Employing Optical Pre-Amplification and Simplex Coding
Fiber optics sensors Stimulated scattering
2015/5/25
Sub-meter resolution sensing has been achieved employing linear pre-amplification with Simplex-coded pulses employing DPP-BOTDA. Results demonstrate a spatial resolution of ~40 cm over 56km sensing fi...
Enhanced long-range distributed strain and temperature sensing using BOTDA and optical pulse coding
Enhanced long-range distributed strain temperature sensing BOTDA optical pulse coding
2015/7/20
Optical pulse coding is successfully applied to long-range sensors based on Brillouin optical time domain analysis, achieving a record of 1 meter spatial resolution over 50 km of SMF with 2.2°C / 44 μ...