Thermal Protector

The Thermal Protector with Single-chip Microcomputer Based on Fuzzy Control

基于模糊控制的单片机式热保护器

Thermal protector shall be resettable and have a protection setting NTE the thermal insulation class of the motor .

热保护器应具有复位功能，并具有保护电机的热绝缘等级设置。

Based on the selected overload protection model , a thermal protector with single-chip is designed in this paper .

在确定了热过载保护模型的基础上，本文设计了一个智能型热过载继电器。

Aiming at the problem that excess temperature of windings affects insulating property in running of motor , the paper designed a new thermal protector with single-chip microcomputer based on fuzzy control .

针对电动机运行过程中因为绕组温度过高而影响绝缘性能的问题，设计了一种新型的基于模糊控制的单片机热保护器。

The paper related applications of bimetal thermal protector , semiconductor ceramic thermistor and high molecular polymer PTC element in different variety of micromotor , brief introduced their structure and operating characteristic of three kinds thermal protector elements .

叙述双金属热保护器、半导体陶瓷热敏电阻及高分子聚合物PTC元件在不同种类微电机中的应用，并简要介绍这三种热保护元件的结构和工作特性。

A number of detected electric elements are series and an electronic detective circuits are adopted in the critical current detector for JRT thermal overload protector . Thus , it can improve the efficiency of mass production and the detective accuracy .

JRT型热过载保护器临界电流检测仪采用多受检器件串联及电子变换检测线路，提高了保护器大规模生产的效率和检测的准确度。

Research on Thermal Characteristics of Motor and Development of Thermal Protector with Single-Chip

电动机热特性研究及单片机电动机热保护器的研制

Through analyzing and discussing different standards and models of thermal over-loading , the paper put forward an optimal model of thermal characteristic for thermal protector with single-chip ( microcomputer ), namely exponential model of heating and cooling and its modeling mechanism .

通过分析和讨论各种标准和热过载模型，提出了最佳的可供单片机热保护器使用的热特性模型，即双时间常数的指数发热和冷却模型及其建模机理。