A virtual thermal test system was built through the co-simulation using Simulink and Comsol to realize the complete virtualization of the thermal test.Using the co-simulation technology,comprehensive simulation analys...A virtual thermal test system was built through the co-simulation using Simulink and Comsol to realize the complete virtualization of the thermal test.Using the co-simulation technology,comprehensive simulation analysis of the control system,electric field and thermal field was realized.The data state of each observation point could be directly observed at one time,including the output state information of the power amplifier,the output state information of the heater,and the thermal state information of the test unit.The virtual thermal test system has a predictive and guiding role for engineering thermal tests,and can realize thermal environment simulation beyond the existing thermal environment ground simulation capabilities,providing a basis for the development of future models.展开更多
电动助力转向(EPS——Electric Power Steering)系统因为其效率高、能耗少、污染小、提供变化的转向助力、具有合适的路感等诸多优点,正在逐步取代传统液压式助力转向系统,代表目前汽车助力转向系统的发展方向,具有广阔的发展前景。一...电动助力转向(EPS——Electric Power Steering)系统因为其效率高、能耗少、污染小、提供变化的转向助力、具有合适的路感等诸多优点,正在逐步取代传统液压式助力转向系统,代表目前汽车助力转向系统的发展方向,具有广阔的发展前景。一、EPS系统动力学分析EPS在机械转向系统的基础上,增加了ECU、助力电机、减速机构、电磁离合器、传感器等附属机构。展开更多
文摘A virtual thermal test system was built through the co-simulation using Simulink and Comsol to realize the complete virtualization of the thermal test.Using the co-simulation technology,comprehensive simulation analysis of the control system,electric field and thermal field was realized.The data state of each observation point could be directly observed at one time,including the output state information of the power amplifier,the output state information of the heater,and the thermal state information of the test unit.The virtual thermal test system has a predictive and guiding role for engineering thermal tests,and can realize thermal environment simulation beyond the existing thermal environment ground simulation capabilities,providing a basis for the development of future models.
文摘电动助力转向(EPS——Electric Power Steering)系统因为其效率高、能耗少、污染小、提供变化的转向助力、具有合适的路感等诸多优点,正在逐步取代传统液压式助力转向系统,代表目前汽车助力转向系统的发展方向,具有广阔的发展前景。一、EPS系统动力学分析EPS在机械转向系统的基础上,增加了ECU、助力电机、减速机构、电磁离合器、传感器等附属机构。