冰箱温度智能控制系统的设计.doc

1 西华大学课程设计说明书说明书冰箱温度智能控制系统的设计摘要:近年来随着计算机在社会领域的渗透,单片机的应用正在不断地走向深入,同时带动传统控制检测日新月益更新。在实时检测和自动控制的单片机应用系统中,单片机往往是作为一个核心部件来使用,仅单片机方面知识是不够的, 还应根据具体硬件结构,以及针对具体应用对象特点的软件结合,以作完善。电冰箱温度控制系统是利用温度传感器 DS18B20 采集电冰箱冷藏室和冷冻室的温度,通过 INTEL 公司的高效微控制器 MCS-C51 单片机进行数字信号处理, 从而达到智能控制的目的。本系统可实现电冰箱冷藏室和冷冻室的温度设置、电冰箱自动除霜、开门报警等功能。本文在第一章介绍了电冰箱的系统组成及工作原理,第二章论述了本控制系统的硬件设计部分。第三章论述了系统的软件设计部分。通过对直冷式电冰箱制冷系统的改进和采用模糊控制技术,实现了电冰箱的双温双控,使电冰箱能根据使用条件的变化迅速合理地调节制冷量,且节能效果良好。关键词: 单片机;温度传感器;电冰箱;温度控制 Abstract: With the infiltration inthe social field puter inrecent years, the application ofthe one-puter ismoving t owards deepening constantly, drive tradition isitmeasure crescent b enefit toupgrade day tocontrol atthe same time. Inmeasuring inre altime and automatically controlled one-puter application sy stem, the one-puter often uses asakey part, only one-chip c omputer respect knowledge isnot enough, should also follow the struc ture ofthe concrete hardware ,and direct against and use the softwa reoftarget's characteristic bine concretly, inorder todope rfectly. The electric refrigerator temperature control system isuses the temperature sensor DS18B20 gathering electric refrigerator cold-stora 2 西华大学课程设计说明书说明书 geroom and the freezing room temperature, monolithic integrated circu itcarries onthe digital signal processing through INTEL Corporation 'shighly effective micro controller MCS-C51, thus achieves the intel ligent control the goal. This system may realize the electric refrige rator cold-storageroom and the freezing room temperature establishmen t,the electric refrigerator automatically defrosts, opens the gate t oreport tothe police and soonthe function. This article introduced inthe first chapter the electric refrige rator position and the principle ofwork, the second chapte relaborated this control system hardware design part. Third chapter elaborated the system software design part. Byimproving the refrigerating system ofrefrigerator and applyin gthe vague-control technology, the goal ofdouble-temperature,