Traffic simulation is Traffic simulation is made by use of VISSIM software, and the result and practice show that the chaperonage phase has superiority in optimizing the intersection running status.

• 使用Vissim软件进行交通仿真，仿真结果及实践表明，伴随相位对改善非对称交通流交叉口通行状况具有一定的优越性。