作者：黄涛
单位：江西方兴科技有限公司，江西南昌 330025
中图分类号：TP212        
文献标识码：A         
文章编号：1006-883X(2017)07-0021-04
收稿日期：2017-06-08

摘要：介绍了自动车型分类器在高速公路自动发卡机中的应用，通过描述压电薄膜传感器原理以及它在自动车型分类器中对车辆参数的检测原理，并描述了该分类器的硬件设计和软件设计。最后，通过系统测试证明了该方案的可行性和实用性。
关键词：自动车型分类器；压电薄膜传感器；车辆参数

Application of piezoelectric thin film sensor in automatic vehicle classification
HUANG Tao
Jiangxi Fang Xing Technology Co., Ltd. Nanchang  330025, China
Abstract: The application of automatic vehicle classification system in automatic card machine of expressway is introduced in this paper. The principle of piezoelectric film sensor and its detection principle of vehicle parameters in automatic vehicle classification system are  described, and the hardware design and software design of the classification system are presented. Finally, the feasibility and practicability of the scheme are proved by system tests.
Keywords: automatic vehicle classification system; piezoelectric thin film sensor; vehicle parameters

备注：2017年 第23卷 第07期