In order to break through the limitations of PLC laboratory construction,improve the teaching effect of PLC,broaden its teaching content,and improve students'practical and innovative abilities,Multisim simulation technology is applied in PLC teaching.A virtual-real PLC experimental teaching platform is developed by using Multisim,and on this basis,the virtual-real teaching system is constructed,the application of Multisim in PLC teaching is explored.The development and implementation of this teaching platform is well accepted by students,which provides a new way of PLC experimental teaching.
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