EP1436890A1 - Alternateur triphase ayant une puissance de sortie accrue - Google Patents

Alternateur triphase ayant une puissance de sortie accrue

Info

Publication number
EP1436890A1
EP1436890A1 EP02776792A EP02776792A EP1436890A1 EP 1436890 A1 EP1436890 A1 EP 1436890A1 EP 02776792 A EP02776792 A EP 02776792A EP 02776792 A EP02776792 A EP 02776792A EP 1436890 A1 EP1436890 A1 EP 1436890A1
Authority
EP
European Patent Office
Prior art keywords
additional circuit
generator
connection
phase generator
stator windings
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Withdrawn
Application number
EP02776792A
Other languages
German (de)
English (en)
Inventor
Reinhard Rieger
Klaus Beulich
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Robert Bosch GmbH
Original Assignee
Robert Bosch GmbH
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Robert Bosch GmbH filed Critical Robert Bosch GmbH
Publication of EP1436890A1 publication Critical patent/EP1436890A1/fr
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P9/00—Arrangements for controlling electric generators for the purpose of obtaining a desired output
    • H02P9/14—Arrangements for controlling electric generators for the purpose of obtaining a desired output by variation of field
    • H02P9/26—Arrangements for controlling electric generators for the purpose of obtaining a desired output by variation of field using discharge tubes or semiconductor devices
    • H02P9/30—Arrangements for controlling electric generators for the purpose of obtaining a desired output by variation of field using discharge tubes or semiconductor devices using semiconductor devices
    • H02P9/305—Arrangements for controlling electric generators for the purpose of obtaining a desired output by variation of field using discharge tubes or semiconductor devices using semiconductor devices controlling voltage
    • H02P9/307—Arrangements for controlling electric generators for the purpose of obtaining a desired output by variation of field using discharge tubes or semiconductor devices using semiconductor devices controlling voltage more than one voltage output
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
    • H02P9/00—Arrangements for controlling electric generators for the purpose of obtaining a desired output
    • H02P9/14—Arrangements for controlling electric generators for the purpose of obtaining a desired output by variation of field
    • H02P9/26—Arrangements for controlling electric generators for the purpose of obtaining a desired output by variation of field using discharge tubes or semiconductor devices
    • H02P9/30—Arrangements for controlling electric generators for the purpose of obtaining a desired output by variation of field using discharge tubes or semiconductor devices using semiconductor devices

Definitions

  • the energy for the excitation is taken from the electrical system of the respective motor vehicle. This is done using a generator controller that has a switched semiconductor as the switching element.
  • the generator regulator sets the excitation voltage between 0V and the on-board voltage. This is shown in FIG. 1, which shows a diagram to illustrate the positioning of the generator regulator R between the electrical system BN and the field winding WE of the generator.
  • FIG. 2 shows a known generator circuit, which has a generator regulator R, an excitation winding WE, a rectifier arrangement G and three stator windings WS.
  • the stator windings form a star connection and are offset from one another by 120 ° with respect to the rotor (not shown). Their beginnings of the winding, which are connected to the rectifier arrangement, are designated by the letters U, V, W. If the rotor is turned, an alternating voltage is generated in each of these stator windings. The three alternating voltages generated are offset from one another by 120 °.
  • a voltage supply system with an increased output power which is generated when an increased current requirement is signaled by means of an external control signal.
  • the known system has a three-phase generator, the windings of which supply the supply voltage for a vehicle electrical system via rectifiers.
  • the generator also contains an excitation winding, through which the excitation current that can be influenced by a voltage regulator.
  • the excitation winding can be operated with a higher voltage than the supply voltage during predeterminable times.
  • This increased voltage is generated by connecting additional windings with rectifiers in the generator or by means of a DC voltage converter assigned to the generator.
  • the generator is regulated by the voltage regulator, which has controlled transistors, in such a way that the output voltage of the generator remains at the electrical system level.
  • the claimed procedure enables simple and cost-effective integration of the additional components required in the generator.
  • a further voltage increase can advantageously be achieved by using a cascade connection.
  • FIG. 3 shows a sketch to illustrate the arrangement of the additional circuit according to a first exemplary embodiment of the invention.
  • FIG. 4 shows a sketch to illustrate the arrangement of the additional circuit according to a second exemplary embodiment of the invention.
  • FIG. 5 shows an exemplary embodiment for an additional circuit according to the invention.
  • FIG. 6 shows a first exemplary embodiment for a generator circuit according to the invention.
  • FIG. 7 shows a second exemplary embodiment for a generator circuit according to the invention.
  • FIG. 8 shows a diagram to illustrate the voltage profiles at the winding taps of the stator windings.
  • an additional circuit which has only passive components is used in a three-phase generator, which is preferably a claw-pole generator, the use of which results in an increase in the excitation voltage dropping at the excitation winding of the generator. This also increases the excitation current flowing through the excitation winding and thus the output power made available by the generator.
  • the output voltage of the generator can be doubled or tripled.
  • a further increase in the output voltage of the generator is possible by additionally using a cascade connection.
  • FIG. 3 shows a sketch to illustrate the arrangement of an additional circuit according to a first exemplary embodiment for the invention.
  • one connection of the additional circuit ZS1 is connected to the 14 V vehicle electrical system and a second connection via the generator controller R is connected to the remote connection of the field winding WE. concluded.
  • the other connection of the excitation winding WE- is connected directly to ground GND.
  • the additional circuit ZS1 has connections U, V, W which are connected to the stator windings.
  • FIG. 4 shows a sketch to illustrate the arrangement of an additional circuit according to a second exemplary embodiment of the invention.
  • one connection of the additional circuit ZS2 is connected to the 14 V vehicle electrical system and a second connection is connected via the generator controller R to the connection of the field winding WE remote from the ground.
  • the additional circuit ZS2 also extends to the connection between the ground connection of the field winding WE and ground GND.
  • the additional circuit ZS2 has connections U, V, W, which are connected to the stator windings.
  • FIG. 5 shows an exemplary embodiment for an additional circuit ZS1, as can be used in connection with FIG. 3.
  • This additional circuit is a passively operated booster circuit which is arranged between the 14 V connection and the generator regulator R according to FIG. 3.
  • This booster circuit has a parallel connection of three signal branches, each signal branch containing two diodes connected in series.
  • the connection point between the two diodes of the first signal branch can be connected to the connection U via a capacitor.
  • the connection point between the two diodes of the second signal branch can be connected to the connection V via a capacitor.
  • the connection point between the two diodes of the third voltage branch can be connected to the connection W via a capacitor.
  • the additional circuit has only a parallel connection of two signal branches or even only one signal branch, each of these signal branches being constructed in the same way as one of the signal branches shown in FIG. 5. If a booster circuit according to FIG. 5 is inserted into a claw-pole generator, the device shown in FIG. 6 is produced, which shows a first exemplary embodiment of a generator circuit according to the invention.
  • FIG. 7 shows a second exemplary embodiment of a generator circuit according to the invention. This exemplary embodiment is based on the basic arrangement according to FIG. 4.
  • FIG. 8 The course of the winding voltages at the taps U, V, W is shown in FIG. 8 for one of these winding strands.
  • time is plotted along the abscissa and voltage along the ordinate. It can be seen that the winding voltages are approximately rectangular.
  • a voltage of 14V is present at the capacitor arranged in the U-line, which is connected to the vehicle electrical system via a diode of the additional circuit.
  • Current flows from the vehicle electrical system via the diode to the capacitor.
  • the potential at tap U rises to a value that corresponds to the sum of the vehicle electrical system voltage and the forward voltage of the diode, ie to a value (U BM + 0.7V). This corresponds to an increase in the charge on the capacitor.
  • the energy output of the capacitor is calculated

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Control Of Eletrric Generators (AREA)
  • Rectifiers (AREA)

Abstract

L'invention concerne un alternateur triphasé qui présente plusieurs enroulements statoriques, un redresseur relié aux enroulements statoriques, un enroulement d'excitation, un régulateur de tension et un circuit supplémentaire provoquant une augmentation de tension. Ce circuit supplémentaire est un circuit d'intensification à fonctionnement passif qui est intégré au générateur et ne possède aucun composant commandé.
EP02776792A 2001-10-11 2002-10-08 Alternateur triphase ayant une puissance de sortie accrue Withdrawn EP1436890A1 (fr)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE10150373 2001-10-11
DE10150373A DE10150373A1 (de) 2001-10-11 2001-10-11 Drehstromgenerator mit erhöhter Ausgangsleistung
PCT/DE2002/003795 WO2003034583A1 (fr) 2001-10-11 2002-10-08 Alternateur triphase ayant une puissance de sortie accrue

Publications (1)

Publication Number Publication Date
EP1436890A1 true EP1436890A1 (fr) 2004-07-14

Family

ID=7702273

Family Applications (1)

Application Number Title Priority Date Filing Date
EP02776792A Withdrawn EP1436890A1 (fr) 2001-10-11 2002-10-08 Alternateur triphase ayant une puissance de sortie accrue

Country Status (6)

Country Link
US (1) US7102250B2 (fr)
EP (1) EP1436890A1 (fr)
JP (1) JP4365214B2 (fr)
KR (1) KR20040050072A (fr)
DE (1) DE10150373A1 (fr)
WO (1) WO2003034583A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4522157B2 (ja) * 2004-06-14 2010-08-11 新電元工業株式会社 バッテリー充電装置及び電源装置
EP2659116B1 (fr) * 2010-12-29 2015-10-14 Magna Powertrain of America, Inc. Générateur et motopompe intégrés
DE102017204091A1 (de) 2017-03-13 2018-09-13 Seg Automotive Germany Gmbh Schaltvorrichtung zum Schalten eines elektrischen Erregerstroms für eine elektrische Maschine mit einem Läufer

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4092712A (en) * 1977-05-27 1978-05-30 The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration Regulated high efficiency, lightweight capacitor-diode multiplier dc to dc converter
FR2475792A1 (fr) 1980-02-12 1981-08-14 Thomson Csf Multiplicateur de tension integre
JPH01186168A (ja) 1988-01-20 1989-07-25 Oki Electric Ind Co Ltd 受光用高圧発生回路
DE19634096A1 (de) 1996-08-23 1998-02-26 Bosch Gmbh Robert Spannungsversorgungssystem mit erhöhter Ausgangsleistung
US5986439A (en) * 1998-06-12 1999-11-16 Chrysler Corporation Method of controlling an automotive charging system in response to transient electrical loads
JP4024936B2 (ja) 1998-09-01 2007-12-19 沖電気工業株式会社 電圧発生回路

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
See references of WO03034583A1 *

Also Published As

Publication number Publication date
JP4365214B2 (ja) 2009-11-18
US7102250B2 (en) 2006-09-05
WO2003034583A1 (fr) 2003-04-24
KR20040050072A (ko) 2004-06-14
JP2005506822A (ja) 2005-03-03
US20050041344A1 (en) 2005-02-24
DE10150373A1 (de) 2003-04-24

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