Would you tell me how can make duct system with fan for energyplus

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I would like to use AirflowNetwork to configure a system of duct nodes with fans. For example heating coil - cooling coil - fan - duct - "fan" - duct - zone. I would like to know this system can possible and if this system can make possiblem i would like to know how can make this system or told me useful class?

please help me.