Doc. No. IITB/ISG/02/Rev.0 Electrical Safety

The following table contains details of the effect of manual AC current

As its name suggests, ISG replaces traditional starters and alternators / generators with a single electronic control unit. The ISG converts electric energy into mechanical energy to start the engine, further converts mechanical energy into electric energy, and supplies electric power to all the electric systems (for example, lights, air conditioners, etc.) in the vehicle, and the battery Can be charged. ISG provides three important functions: start-stop, power generation and power assistance. This allows you to save fuel with the engine start and stop function instead of idling when the vehicle is not moving. ISG generates electricity from the rotating crankshaft of the vehicle and charges the battery. In hybrid vehicles, ISG can provide power assist to the engine during boost mode. It alone can not promote the vehicle, but can assist the engine and can be used to store energy during regenerative braking. ISG is normally used for mild hybrids

A schematic diagram of an ISG system for use with a high-voltage vehicle power system is shown in FIG. Figure More Future Electrical Characteristics in Electric Vehicle Power System Figure 10. Integrated Starter - HEV Drive Train based on Alternator (ISA). ISG provides the function of electric starter and alternator. By using a suitable advanced power electronics conversion system, ISG can compensate for more comfortable drive line vibration. The power electronics converter system controls the operation state of the ISG based on the load condition and the battery charge state

Figure 9 shows the outline of future electrical function automation system. Indeed, most of the proposed future power loads require some type of power electronics control. B. Advanced HEV topology using ISA system Given the research and development work of MEV, a major advance in the automobile industry was the introduction of HEV for mild integrated starter generator (ISG) system. ISG is mainly a motor with a rotor, not a flywheel attached to the crankshaft between the ICE and the gearbox.