(1)由上图可得系统灵敏度:S=ΔV/ΔW=3.1977V/mm (2)由上图可得非线性误差:
当x=1mm时:
Y=3.1977×1+2.4036=5.6013V
Δm =Y-5.70=-0.0987V
yFS=10.69V
δf =Δm /yFS×100%=0.923%
当x=3mm时:
Y=3.1977×3+2.4036=12.00V
Δm =Y-11.2=0.8V
yFS=10.69V
δf =Δm /yFS×100%=7.48%
表2-3 铝质被测体(圆柱体)
(1)由上图可得系统灵敏度:S=ΔV/ΔW=3.1977V/mm (2)由上图可得非线性误差:
当x=1mm时:
Y=3.1977×1+2.4036=5.6013V
Δm =Y-5.70=-0.0987V
yFS=10.69V
δf =Δm /yFS×100%=0.923%
当x=3mm时:
Y=3.1977×3+2.4036=12.00V
Δm =Y-11.2=0.8V
yFS=10.69V
δf =Δm /yFS×100%=7.48%
表2-3 铝质被测体(圆柱体)
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