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Year:
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Issue:
Fast measurement system of interpolation errors for photographic encoder
Author(s):
ZHAO Chang-hai
,
WAN Qiu-hua
,
LONG Ke-hui
,
WU Yong-zhi
,
XUE Chen
Pages:
87
-
89
Year:
2008
Issue:
1
Journal:
TRANSDUCER AND MICROSYSTEM TECHNOLOGIES
Keyword:
编码器
;
细分误差
;
数据采集
;
Abstract:
为了在野外快速准确地测量编码器的误差,研制了编码器的误差测量系统.因为编码器的误差主要来自细分误差,该系统主要对细分误差进行分析.系统采用2片 MAX125 A/D转换芯片对编码器输出的信号进行采集,通过并口将数据传给计算机进行误差分析.与传统的误差测量系统相比具有测量速度快、便携、简单等特点.利用该系统对某 21 位编码器的误差进行测量分析,证明该方法可行.
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