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电动和混动汽车逆变器 电动和混动汽车逆变器
Gain up to +20% energy with OLEA®
Tackling key challenges of eMotors
OEMs are striving to increase the efficiency of the eMotor/inverter by tackling the following challenges:
- Deliver a high-efficiency all across the eMotor torque/speed operating range
- Deliver a wider operating range with higher torque and speed range
- Deliver more power with less rare earth material and with less costs
- Reduce the transmission / speed reducer needs and costs
- Rapid fault detection and response time assuring highest levels of safety for the consumer
Our Solution for Inverter
Silicon Mobility offers a complete solution with a new kind of inverter/eMotor control solution for EV/HEVs delivering unprecedented performances such as:
- Up to 20% of energy gain by
- Reduction of switching losses in Inverter
- Reduction of Iron losses and coper losses in eMotor
- 30% of eMotor torque/speed range increase
- 50% BoM reduction compare to performance equivalent solutions
- ASIL-D ISO 26262 design
We offer the following solutions to address the inverter control application:
- OLEA® FPCU – Safe and real-time and Automotive qualified semiconductor solution which enables a new kind of control algorithm
- OLEA® APP INVERTER HE – Application software integrating innovative algorithms delivering High Efficiency inverter control
Support for Intelligent Control Algorithms
- Adaptive PWM Control (APC) with optimized PWM patterns minimizing current harmonics and optimizing e-motor efficiency map thereby extending the e-motor optimal operating range
- Soft-Switching : Reduce switching losses and heating in power transistor
- Support of high electrical motor frequency up to 4kHz
- Noise cancellation of phase current signals
