A real - time communication models for control network based on ethernet is put forward in this paper . the function block schedule mechanism of hse is also improved on is this paper 提出了一種基于以太網(wǎng)的工業(yè)控制網(wǎng)絡(luò)實時通信模型,并對hse的功能塊調(diào)度機制進行了改進。