Electric machine in a motor vehicle having a rotational speed signal input
원문보기
IPC분류정보
국가/구분
United States(US) Patent
등록
국제특허분류(IPC7판)
F02N-011/00
F02N-015/04
F02N-011/08
출원번호
US-0197860
(2014-03-05)
등록번호
US-9885334
(2018-02-06)
우선권정보
DE-10 2013 204 200 (2013-03-12)
발명자
/ 주소
Jaros, Rolf
Poertner, Nikolas
Reuter, Axel
Trofimov, Alexander
출원인 / 주소
ROBERT BOSCH GMBH
대리인 / 주소
Norton Rose Fulbright US LLP
인용정보
피인용 횟수 :
0인용 특허 :
13
초록▼
A method for operating an electric machine coupled to an internal combustion engine in a motor vehicle, the electric machine having a stator winding, a rotor winding, a field regulator assigned to the rotor winding and a current converter post-connected to the stator winding having controllable swit
A method for operating an electric machine coupled to an internal combustion engine in a motor vehicle, the electric machine having a stator winding, a rotor winding, a field regulator assigned to the rotor winding and a current converter post-connected to the stator winding having controllable switching elements, in which during a starting process of the internal combustion engine the electric machine is operated as a motor according to a rotational speed specification signal.
대표청구항▼
1. A method for operating an electric machine coupled to an internal combustion engine in a motor vehicle, the method comprising: operating, during a starting process of the internal combustion engine, the electric machine as a motor according to a rotational speed specification signal;wherein the e
1. A method for operating an electric machine coupled to an internal combustion engine in a motor vehicle, the method comprising: operating, during a starting process of the internal combustion engine, the electric machine as a motor according to a rotational speed specification signal;wherein the electric machine includes a stator winding, a rotor winding, a field regulator assigned to the rotor winding and a current converter post-connected to the stator winding having controllable switching elements. 2. The method of claim 1, wherein the rotational speed specification signal includes a target rotational speed signal, and wherein the actual rotational speed of the electric machine is regulated to a target rotational speed specified by the target rotational speed signal. 3. The method of claim 2, wherein the regulation of the actual rotational speed of the electric machine to the target rotational speed specified by the target rotational speed signal is terminated when a rotational speed of the internal combustion engine reaches a rotational speed stability threshold. 4. The method of claim 1, wherein the rotational speed specification signal includes a lower rotational speed threshold signal, and wherein the electric machine is operated as a motor only when a rotational speed of the electric machine reaches a lower rotational speed threshold specified by the lower rotational speed threshold signal. 5. The method of claim 4, wherein the internal combustion engine is turned on by a starter that is different from the electric machine. 6. The method of claim 5, wherein turning on the electric machine takes place while taking into account a latency. 7. The method of claim 1, wherein the rotational speed specification signal includes a selection signal, so as to select a specified rotational speed curve or a torque curve to be followed by the electric machine. 8. The method of claim 1, wherein the operation as a motor of the electric machine is terminated when a rotational speed of the internal combustion engine reaches a rotational speed stability threshold. 9. The method of claim 1, wherein a starter-generator or a boost-recuperation machine is operated as the electric machine. 10. An arithmetic unit for operating an electric machine coupled to an internal combustion engine in a motor vehicle, comprising: an arithmetic arrangement which is configured to operate, during a starting process of the internal combustion engine, the electric machine as a motor according to a rotational speed specification signal;wherein the electric machine includes a stator winding, a rotor winding, a field regulator assigned to the rotor winding and a current converter post-connected to the stator winding having controllable switching elements. 11. A non-transitory computer readable medium having a computer program, which is executable by a processor, comprising: a program code for operating an electric machine coupled to an internal combustion engine in a motor vehicle, by operating, during a starting process of the internal combustion engine, the electric machine as a motor according to a rotational speed specification signal;wherein the electric machine includes a stator winding, a rotor winding, a field regulator assigned to the rotor winding and a current converter post-connected to the stator winding having controllable switching elements. 12. The non-transitory computer readable medium of claim 11, wherein the rotational speed specification signal includes a target rotational speed signal, and wherein the actual rotational speed of the electric machine is regulated to a target rotational speed specified by the target rotational speed signal. 13. An electric machine for use in a motor vehicle for coupling to an internal combustion engine, comprising: a stator winding;a rotor winding;a field regulator assigned to the rotor winding; anda current converter, which is post-connected to the stator winding, having controllable switching elements and an arithmetic unit;wherein the arithmetic unit includes an arithmetic arrangement being configured to operate, during a starting process of the internal combustion engine, the electric machine as a motor according to a rotational speed specification signal. 14. The electric machine of claim 13, further comprising: an input for receiving the rotational speed specification signal. 15. A vehicle electrical system of a motor vehicle, comprising: an engine control unit to control the internal combustion engine and to output a rotational speed specification signal; andan electric machine for use in a motor vehicle for coupling to an internal combustion engine, including: a stator winding;a rotor winding;a field regulator assigned to the rotor winding; anda current converter, which is post-connected to the stator winding, having controllable switching elements and an arithmetic unit;wherein the arithmetic unit includes an arithmetic arrangement being configured to operate, during a starting process of the internal combustion engine, the electric machine as a motor according to a rotational speed specification signal.
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이 특허에 인용된 특허 (13)
Ichimoto,Kazuhiro; Harada,Osamu; Kobayashi,Yukio; Yamaguchi,Katsuhiko; Ando,Daigo; Nishigaki,Takahiro; Ando,Ikuo; Hasegawa,Keiko; Tomatsuri,Mamoru, Auto start-stop device for internal combustion engine and motor vehicle equipped with auto start-stop device.
Tanaka, Kazuhiro; Ogino, Daisuke; Saha, Subrata; Izawa, Jin, Electric rotating machine control system and vehicle driving system including the electric rotating machine control system.
Huart, David; Graton, Michel; Plasse, Cedric; Abadia, Roger; Tauvron, Fabrice; Faverolle, Pierre; Akemakou, Dokou Antoine; Lebas, Gilles, Friction clutch bearing an electric machine rotor, in particular for a motor vehicle.
David L. Amey ; Michael W. Degner, Method for reducing peak phase current and decreasing staring time for an internal combustion engine having an induction machine.
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