| 基于转速测量的电机保护器的设计 |
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| 引用本文： | 张鑫,隋金雪,杨莉.基于转速测量的电机保护器的设计[J].安徽大学学报(自然科学版),2007,31(5):62-65. |
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| 作者姓名： | 张鑫 隋金雪 杨莉 |
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| 作者单位： | 山东工商学院,信电学院,山东,烟台,264005;山东工商学院,信电学院,山东,烟台,264005;山东工商学院,信电学院,山东,烟台,264005 |
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| 基金项目： | 山东省教育厅科技发展计划基金资助项目(J06G04) |
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| 摘 要： | 通过霍尔开关,将电机的转速信号变换为脉冲信号,以AT89S51单片机为控制器,采用同步法对电机的转速信号进行频率测量,使测量频率的相对误差与被测信号频率的大小无关,提高了被测信号频率的测量精度.通过测量电机转速实现了电机保护,此方法具有可靠性高、抗干扰能力强、测量速度快、测量精度高,电路简单、成本低,安装、使用方便等特点.
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| 关 键 词： | 转速测量 电机保护 单片机 |
| 文章编号： | 1000-2162（2007）05-0062-04 |
| 收稿时间： | 2007-05-20 |
Design of electric motor protector based on tachometric survey |
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| ZHANG Xin,SUI Jin-xue,YANG Li.Design of electric motor protector based on tachometric survey[J].Journal of Anhui University(Natural Sciences),2007,31(5):62-65. |
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| Authors: | ZHANG Xin SUI Jin-xue YANG Li |
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| Abstract: | This paper introduces an intelligent apparatus,which realizes to protect motor by the tachometric survey.This apparatus takes the AT89S51 as a core,applies the hall switch and utilizes fully the inherent resources of single chip microcomputer system to realize fast the tachometric survey of motor each minute through the simple effective survey algorithm.The appliance has excellent characteristics,such as the high reliability,the strong antijamming ability,the quick survey speed,the measuring accuracy,the simple circuit,the low cost,easy to install and operate and so on. |
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| Keywords: | tachometric survey protection of electric motor single chip microcomputer |
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