苏州市职业大学毕业设计学号苏州市职业大学毕业设计题目基于单片机的温控风扇设计学生姓名：专业班级：18级智能控制技术班学院（部）：电子信息工程学院校内指导教师：(职称)校外指导教师：姓名（工程师）完成日期：2021年5月苏州市职业大学毕业设计摘要现代社会中，众多的工业生产、日常生活都离不开温控风扇的应用，其在工程建设的散热系统、手提电脑处理器降温等有着突出的作用。本命题对温控风扇系统进行了解释说明，单片机为其核心构成部分，通过温度传感器DS18B20获取温度信息，与系统设置的温度做比较，判断使用ULN2803电机做成的风扇系统对元件进行散热处理，同时能通过判断设定温度与采集温度的温差大小，来确定风扇系统的转速，采用LED八段数码管实现温度显示功能。关键词：单片机、DS18B20、温控、风扇苏州市职业大学毕业设计AbstractIn modern society,many industrial production and daily life are inseparable from theapplication of temperature-controlled fans,which play a prominent role in the cooling systemof engineering construction and the cooling of laptop processors.This proposition explainsthe temperature-controlled fan system.The single-chip microcomputer is its core component.The temperature information is obtained through the temperature sensor DS18B20,andcompared with the temperature set by the system,it is judged that the fan system made ofULN2803 motor is used to heat the components.At the same time,it can determine the speedof the fan system by judging the temperature difference between the set temperature and thecollected temperature,and the LED eight-segment digital tube is used to realize thetemperature display function.Key words:MCU,DS18B20,temperature control,fan