基于PLC技术的大输液灭菌柜电气控制系统设计

Design of the Water-Immersing Large Injection Sterilization Cabinet Control Systerm Based on PLC Technology

本文介绍了PLC和触摸屏在大输液灭菌柜控制系统中的应用和所要满足的控制要求,以及系统硬件结构的设计。本文详细论述了系统的设计方案,各部分硬件的构成,完成了软硬件及外围电路的设计开发,并结合实际运行情况对系统做了进一步的改进和扩展,减少了系统布线,投资少,控制系统稳定,具有较好的推广价值。实际应用表明,该系统具有抗干扰性好、自动化程度高和实用性强的特点。

This paper introduces PLC and the application of tonch panel in the control system of the water-immersing large injection sterilization cabinet ,and the control demands which should be satisfied ,as well as the configuration of hard- ware design of the system. This paper describes the design scheme of system and the hardware structure of various parts in detail ,the design and development of software and peripheral circuits is carried out. Then aimed at work circumstance ,makes a further improvement and reduces wiring of the system .This design has the advantages such as small investment and control stability ,so it has a better promotional value. The practical application shows that the system has the advantage of fine anti-jamming ,high automation and strong practicability.