SchoolofMechanicalEngineering;
PurdueUniversity;
WestLafayette;
IN47907-1288;
USA;
DeparmaentofElectrical&ComputerEngineering;
NationalUniversityofsmfftpore;
Singapore117576;
SystemsEngineeringInstitute;
Xi'anJiaotongUniversity;
ShanxiXi'an710049;
China;