Invention Grant
- Patent Title: Thin haul hybrid electric propulsion system
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Application No.: US16215073Application Date: 2018-12-10
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Publication No.: US11110811B2Publication Date: 2021-09-07
- Inventor: Lijun Gao , Shengyi Liu
- Applicant: The Boeing Company
- Applicant Address: US IL Chicago
- Assignee: The Boeing Company
- Current Assignee: The Boeing Company
- Current Assignee Address: US IL Chicago
- Agency: Parsons Behle & Latimer
- Main IPC: B60L53/24
- IPC: B60L53/24 ; H02J4/00 ; H02J7/14 ; H02J7/02 ; B64D27/24 ; B64C13/50 ; B64D27/02

Abstract:
A hybrid electric propulsion system may include an independent speed variable frequency (ISVF) generator coupled to an alternating current (AC) bus via a first switch. The system may further include a variable frequency independent speed (VFIS) motor coupled to the AC bus via a second switch, the system omitting circuitry to perform a full-power rated power conversion between the ISVF generator and the VFIS motor. The system may also include an alternating current direct current (AC/DC) converter coupled to the AC bus via a third switch. The system may include a battery coupled to the AC/DC converter.
Public/Granted literature
- US20200180454A1 THIN HAUL HYBRID ELECTRIC PROPULSION SYSTEM Public/Granted day:2020-06-11
Information query
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