压电式力传感器在不同加载点的灵敏度规律及预测

Jun ZHANG, Tiantian ZHEN, Jiale CAI, Mengtong LI, Yuting LIU
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摘要

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Sensitivity laws and prediction of piezoelectric force sensors at different loading points
ä¸ºäº†æµ‹é‡ä½œç”¨ä½ç½®å¯å˜çš„å¤§é‡ç¨‹çŸ¢é‡åŠ›ï¼Œè®¾è®¡äº†å¤šç‚¹æ”¯æ’‘å¼åŽ‹ç”µæµ‹åŠ›ä»ªã€‚å¯¹ä¸åŒä½œç”¨ç‚¹ä¸‹æµ‹åŠ›ä»ªçš„çµæ•åº¦å·®å¼‚æ€§è¿›è¡Œåˆ†æžå’Œé¢„æµ‹ï¼Œä»¥å®žçŽ°ç²¾å‡†æµ‹é‡å˜ä½œç”¨ä½ç½®çš„å¤§é‡ç¨‹çŸ¢é‡åŠ›çš„ç›®æ ‡ã€‚å¯¹é€ æˆæµ‹åŠ›ä»ªä¸åŒæµ‹è¯•ä½ç½®çš„çµæ•åº¦å·®å¼‚çš„å½±å“å› ç´ è¿›è¡Œåˆ†æžï¼Œå¾—åˆ°æµ‹åŠ›ä»ªå·¥ä½œé¢åŸŸå† ä¸åŒä½œç”¨ç‚¹ä¸‹çš„çµæ•åº¦ä¸Žæµ‹åŠ›å•å ƒåŠ›ç”µè½¬æ¢ç³»æ•°ä¹‹é—´çš„å ³ç³»ã€‚è¿›è¡Œä¸‰å‘å˜åŠ è½½ç‚¹æ ‡å®šå®žéªŒï¼ŒèŽ·å¾—ä¸åŒä½œç”¨ç‚¹ä¸‹æµ‹åŠ›ä»ªçš„çµæ•åº¦å®žéªŒå€¼ã€‚å»ºç«‹LS-SVMé¢„æµ‹æ¨¡åž‹ï¼Œåˆ©ç”¨å˜åŠ è½½ç‚¹å®žéªŒç»“æžœå¯¹æ¨¡åž‹è¿›è¡Œè®­ç»ƒã€‚éªŒè¯å®žéªŒè¡¨æ˜Žï¼Œè¯¥æ¨¡åž‹é¢„æµ‹çš„ä¸åŒä½œç”¨ç‚¹ä¸‹çš„æµ‹åŠ›ä»ªçµæ•åº¦å€¼ä¸ŽçœŸå®žå€¼çš„åå·®å°äºŽ3%。采用LS-SVMæ¨¡åž‹å¯¹ä¸åŒä½œç”¨ç‚¹ä¸‹çš„å¤šç‚¹æ”¯æ’‘å¼åŽ‹ç”µæµ‹åŠ›ä»ªçµæ•åº¦è¿›è¡Œé¢„æµ‹å ·æœ‰å¿«é€Ÿã€å¯é å’Œé«˜ç²¾åº¦çš„ç‰¹ç‚¹ï¼Œè¯¥æ–¹æ³•ç”¨äºŽå®šé‡åˆ†æžå¤æ‚å ³ç³»é‡æ˜¯æœ‰æ•ˆçš„ã€‚
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来源期刊
Guangxue Jingmi Gongcheng/Optics and Precision Engineering
Guangxue Jingmi Gongcheng/Optics and Precision Engineering Materials Science-Electronic, Optical and Magnetic Materials
CiteScore
2.40
自引率
0.00%
发文量
95
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