公开(公告)号：US20240317024A1

公开(公告)日：2024-09-26

申请号：US18579960

申请日：2022-11-25

申请人： Hanon Systems

发明人： Chi Myeong Moon ,  Sung Joon Lee ,  Young Min Kim ,  Hong Min Kim ,  Gu Hyun Ryu ,  Soo Cheol Jeong ,  Joo Young Lee ,  Jae Min Lee

IPC分类号： B60H1/32

CPC分类号： B60H1/3208 ,  B60H1/3223 ,  B60H2001/325 ,  B60H2001/3255 ,  B60H2001/3292

摘要： An electric compressor of an air conditioning system and a control method thereof. In one method, a stable operation of the electric compressor is ensured by means of logic to protect an inverter unit provided in the electric compressor before an inverter element is damaged due to overheating, so that safety can be secured.

公开(公告)号：US11108347B2

公开(公告)日：2021-08-31

申请号：US16323188

申请日：2017-08-28

申请人： Hanon Systems

发明人： Pureunsam Park ,  Ho Bin Im ,  Sang Hun Kim ,  Won Seok Kim ,  Tae Wan Kim ,  Sung Joon Lee

IPC分类号： H02P6/18 ,  H02P6/20

摘要： The present disclosure relates to a motor rotor control device and method capable of reducing noise caused by the alignment of a motor rotor, and securing stability of staring a motor. The motor rotor control device in accordance with an embodiment of the present disclosure includes a motor having a rotor; an inverter for supplying a three-phase alternating-current voltage to the motor; and a control unit for estimating the initial location of the rotor upon the initial driving of the motor, correcting the location of the rotor by a predetermined angle from the estimated initial location, and then driving the motor.