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申请号:201310014322.7【公开号】CN103076465A【公开日】2013.05.01【分类号】G01P15/03(2006.01)I【申请日】2013.01.15【申请人】西北大学【发明人】乔学光;荣强周;杜彦英;冯定一;忽满利;冯忠耀【摘要】一种双半孔梁差动式光纤布拉格光栅加速度传感器,在振动梁上表面制作有上半圆形孔、下表面制作有下半圆形孔,上半圆形孔的圆弧面位于振动梁上表面向下弯曲的圆弧面,下半圆形孔的圆弧面位于振动梁下表面向
Application number 201310014322.7 【Publication number】 CN103076465A 【Publication date】 2013.05.01 【CateGory Index】 G01P15 / 03 【Filing date】 2013.01.15 【Applicant】 西北 大学 【Inventor】 Qiao Xueguang; Rong Qiangzhou; DU Yan-ying; FENG Ding-yi; Lü Man-li; FENG Zhong-yao 【Abstract】 A double half-aperture beam differential fiber Bragg grating acceleration sensor is fabricated with an upper semi-circular hole on the upper surface of the vibrating beam and a lower semi- Hole, the arc surface of the upper semicircular hole is located on the arc surface curved downwards on the upper surface of the vibration beam, the arc surface of the lower semicircular hole is located on the lower surface of the vibration beam