公开(公告)号：US20240283280A1

公开(公告)日：2024-08-22

申请号：US18589120

申请日：2024-02-27

Applicant: Cummins Inc.

Inventor： Subbarao Varigonda ,  Jaroslaw Leonarski ,  Harsha R. Ademane

IPC: H02J7/34 ,  B60K6/28 ,  H01M10/0525 ,  H01M10/44 ,  H01M10/48

CPC classification number: H02J7/345 ,  B60K6/28 ,  H01M10/44 ,  H01M10/0525 ,  H01M10/48 ,  H01M2220/20

Abstract: A mild-hybrid energy storage system architecture is provided, comprising: a battery; an ultracapacitor connected in parallel with the battery; a passive battery pre-charge circuit connected between a terminal of the battery and a DC bus; a battery main contactor connected in parallel with the battery pre-charge circuit between the terminal of the battery and the DC bus; a passive ultracapacitor pre-charge circuit connected between a terminal of the ultracapacitor and the DC bus; an ultracapacitor main contactor connected in parallel with the ultracapacitor pre-charge circuit between the terminal of the ultracapacitor and the DC bus; and a control module configured to independently control operation of the battery pre-charge circuit, the battery main contactor, the ultracapacitor pre-charge circuit and the ultracapacitor main contactor.

公开(公告)号：US20220190629A1

公开(公告)日：2022-06-16

申请号：US17433116

申请日：2020-01-23

Applicant: Cummins Inc.

Inventor： Subbarao Varigonda ,  Jaroslaw Leonarski ,  Harsha R. Ademane

IPC: H02J7/34 ,  B60K6/28 ,  H01M10/44

Abstract: A mild-hybrid energy storage system architecture is provided, comprising: a battery; an ultracapacitor connected in parallel with the battery; a passive battery pre-charge circuit connected between a terminal of the battery and a DC bus; a battery main contactor connected in parallel with the battery pre-charge circuit between the terminal of the battery and the DC bus; a passive ultracapacitor pre-charge circuit connected between a terminal of the ultracapacitor and the DC bus; an ultracapacitor main contactor connected in parallel with the ultracapacitor pre-charge circuit between the terminal of the ultracapacitor and the DC bus; and a control module configured to independently control operation of the battery pre-charge circuit, the battery main contactor, the ultracapacitor pre-charge circuit and the ultracapacitor main contactor.

公开(公告)号：US12244171B2

公开(公告)日：2025-03-04

申请号：US18589120

申请日：2024-02-27

Applicant: Cummins Inc.

Inventor： Subbarao Varigonda ,  Jaroslaw Leonarski ,  Harsha R. Ademane

IPC: H02J7/34 ,  B60K6/28 ,  H01M10/44 ,  H01M10/0525 ,  H01M10/48

Abstract: A mild-hybrid energy storage system architecture is provided, comprising: a battery; an ultracapacitor connected in parallel with the battery; a passive battery pre-charge circuit connected between a terminal of the battery and a DC bus; a battery main contactor connected in parallel with the battery pre-charge circuit between the terminal of the battery and the DC bus; a passive ultracapacitor pre-charge circuit connected between a terminal of the ultracapacitor and the DC bus; an ultracapacitor main contactor connected in parallel with the ultracapacitor pre-charge circuit between the terminal of the ultracapacitor and the DC bus; and a control module configured to independently control operation of the battery pre-charge circuit, the battery main contactor, the ultracapacitor pre-charge circuit and the ultracapacitor main contactor.

公开(公告)号：US11967854B2

公开(公告)日：2024-04-23

申请号：US17433116

申请日：2020-01-23

Applicant: Cummins Inc.

Inventor： Subbarao Varigonda ,  Jaroslaw Leonarski ,  Harsha R. Ademane

IPC: H02J7/34 ,  B60K6/28 ,  H01M10/44 ,  H01M10/0525 ,  H01M10/48

CPC classification number: H02J7/345 ,  B60K6/28 ,  H01M10/44 ,  H01M10/0525 ,  H01M10/48 ,  H01M2220/20

Abstract: A mild-hybrid energy storage system architecture is provided, comprising: a battery; an ultracapacitor connected in parallel with the battery; a passive battery pre-charge circuit connected between a terminal of the battery and a DC bus; a battery main contactor connected in parallel with the battery pre-charge circuit between the terminal of the battery and the DC bus; a passive ultracapacitor pre-charge circuit connected between a terminal of the ultracapacitor and the DC bus; an ultracapacitor main contactor connected in parallel with the ultracapacitor pre-charge circuit between the terminal of the ultracapacitor and the DC bus; and a control module configured to independently control operation of the battery pre-charge circuit, the battery main contactor, the ultracapacitor pre-charge circuit and the ultracapacitor main contactor.