Coupling device for a multi-phase converter

Patent metadata

Field	Value
Publication number	US-9552919-B2
Application number	US-201314379331-A
Country	US
Kind code	B2
Filing date	Feb 20, 2013
Priority date	Feb 20, 2012
Publication date	Jan 24, 2017
Grant date	Jan 24, 2017

Abstract

The invention relates to a coupling device ( 4 ) for four phases of a multi-phase converter ( 2 ). Said coupling device ( 4 ) includes four coupling modules ( 6, 8, 12, 14 ), each of which encompasses four parallel through-holes. At least one section of a conductor loop ( 18, 20, 22, 24 ) for a phase. At least one section of a conductor loop ( 18, 20, 22, 24 ) for a phase penetrates a through-hole of a coupling module ( 6, 8, 12, 14 ), sections of conductor loops ( 18, 20, 22, 24 ) for at least two phases penetrating all four through-holes of a coupling module ( 6, 8, 12, 14 ).

First claim

The invention claimed is:

1. A coupling device for all phases of a four-phase converter ( 2 , 32 , 62 ), said coupling device including four coupling modules ( 6 , 8 , 12 , 14 , 34 , 36 , 38 , 40 , 64 , 66 , 68 , 70 , 90 ), wherein each coupling module ( 6 , 8 , 12 , 14 , 34 , 36 , 38 , 40 , 64 , 66 , 68 , 70 , 90 ) encompasses four parallel through-holes ( 110 , 112 , 114 , 116 , 601 , 602 , 603 , 604 , 801 , 802 , 803 , 804 , 1201 , 1202 , 1203 , 1204 , 1401 , 1402 , 1403 , 1404 , 3401 , 3402 , 3403 , 3404 , 3601 , 3602 , 3603 , 3604 , 3801 , 3802 , 3803 , 3804 , 4001 , 4002 , 4003 , 4004 , 6401 , 6402 , 6403 , 6404 , 6601 , 6602 , 6603 , 6604 , 6801 , 6802 , 6803 , 6804 , 7001 , 7002 , 7003 , 7004 ), wherein at least one section of a conductor loop ( 18 , 20 , 22 , 24 , 72 , 74 , 76 , 78 , 118 , 120 ) for a phase penetrates a through-hole ( 110 , 112 , 114 , 116 , 601 , 602 , 603 , 604 , 801 , 802 , 803 , 804 , 1201 , 1202 , 1203 , 1204 , 1401 , 1402 , 1403 , 1404 , 3401 , 3402 , 3403 , 3404 , 3601 , 3602 , 3603 , 3604 , 3801 , 3802 , 3803 , 3804 , 4001 , 4002 , 4003 , 4004 , 6401 , 6402 , 6403 , 6404 , 6601 , 6602 , 6603 , 6604 , 6801 , 6802 , 6803 , 6804 , 7001 , 7002 , 7003 , 7004 ) of a coupling module ( 6 , 8 , 12 , 14 , 34 , 36 , 38 , 40 , 64 , 66 , 68 , 70 , 90 ), wherein sections of conductor loops ( 18 , 20 , 22 , 24 , 72 , 74 , 76 , 78 , 118 , 120 ) for at least two phases penetrate all four through-holes ( 110 , 112 , 114 , 116 , 601 , 602 , 603 , 604 , 801 , 802 , 803 , 804 , 1201 , 1202 , 1203 , 1204 , 1401 , 1402 , 1403 , 1404 , 3401 , 3402 , 3403 , 3404 , 3601 , 3602 , 3603 , 3604 , 3801 , 3802 , 3803 , 3804 , 4001 , 4002 , 4003 , 4004 , 6401 , 6402 , 6403 , 6404 , 6601 , 6602 , 6603 , 6604 , 6801 , 6802 , 6803 , 6804 , 7001 , 7002 , 7003 , 7004 ) of a coupling module ( 6 , 8 , 12 , 14 , 34 , 36 , 38 , 40 , 64 , 66 , 68 , 70 , 90 ); wherein at least one coupling module ( 6 , 8 , 12 , 14 , 34 , 36 , 38 , 40 , 64 , 66 , 68 , 70 , 90 ) forms a plane of the coupling device ( 4 , 30 , 60 ), wherein at least four through-holes ( 110 , 112 , 114 , 116 , 601 , 602 , 603 , 604 , 801 , 802 , 803 , 804 , 1201 , 1202 , 1203 , 1204 , 1401 , 1402 , 1403 , 1404 , 3401 , 3402 , 3403 , 3404 , 3601 , 3602 , 3603 , 3604 , 3801 , 3802 , 3803 , 3804 , 4001 , 4002 , 4003 , 4004 , 6401 , 6402 , 6403 , 6404 , 6601 , 6602 , 6603 , 6604 , 6801 , 6802 , 6803 , 6804 , 7001 , 7002 , 7003 , 7004 ) penetrate each plane, wherein at least one section of a conductor loop ( 18 , 20 , 22 , 24 , 72 , 74 , 76 , 78 , 118 , 120 ) for each of the four phases penetrates the through-holes ( 110 , 112 , 114 , 116 , 601 , 602 , 603 , 604 , 801 , 802 , 803 , 804 , 1201 , 1202 , 1203 , 1204 , 1401 , 1402 , 1403 , 1404 , 3401 , 3402 , 3403 , 3404 , 3601 , 3602 , 3603 , 3604 , 3801 , 3802 , 3803 , 3804 , 4001 , 4002 , 4003 , 4004 , 6401 , 6402 , 6403 , 6404 , 6601 , 6602 , 6603 , 6604 , 6801 , 6802 , 6803 , 6804 , 7001 , 7002 , 7003 , 7004 ) of each plane.

2. The coupling device according to claim 1 in which sections of conductor loops ( 18 , 20 , 22 , 24 , 72 , 74 , 76 , 78 , 118 , 120 ) penetrate a plane, wherein half of the phases flow in a first direction and the other half in a second direction through the plane during operation of the coupling device ( 4 , 30 , 60 , 90 ), the first direction and the second direction being oriented oppositely one another.

3. The coupling device according to claim 1 , in which sections of conductor loops ( 18 , 20 , 22 , 24 ) for two phases penetrate the through-holes ( 601 , 602 , 603 , 604 , 801 , 802 , 803 , 804 , 1201 , 1202 , 1203 , 1204 , 1401 , 1402 , 1403 , 1404 ) of each coupling module ( 6 , 8 , 12 , 14 ), at least two sections of a conductor loop ( 18 , 20 , 22 , 24 ) of a phase penetrating each through-hole ( 601 , 602 , 603 , 604 , 801 , 802 , 803 , 804 , 1201 , 1202 , 1203 , 1204 , 1401 , 1402 , 1403 , 1404 ).

4. The coupling device according to claim 1 , in which sections of conductor loops ( 42 , 44 , 46 , 48 , 72 , 74 , 76 , 78 ) for four phases penetrate the through-holes ( 3401 , 3402 , 3403 , 3404 , 3601 , 3602 , 3603 , 3604 , 3801 , 3802 , 3803 , 3804 , 4001 , 4002 , 4003 , 4004 , 6401 , 6402 , 6403 , 6404 , 6601 , 6602 , 6603 , 6604 , 6801 , 6802 , 6803 , 6804 , 7001 , 7002 , 7003 , 7004 ) of each coupling module ( 34 , 36 , 38 , 40 , 64 , 66 , 68 , 70 ), at least one section of a conductor loop ( 42 , 44 , 46 , 48 , 72 , 74 , 76 , 78 ) of a phase penetrating each through-hole ( 3401 , 3402 , 3403 , 3404 , 3601 , 3602 , 3603 , 3604 , 3801 , 3802 , 3803 , 3804 , 4001 , 4002 , 4003 , 4004 , 6401 , 6402 , 6403 , 6404 , 6601 , 6602 , 6603 , 6604 , 6801 , 6802 , 6803 , 6804 , 7001 , 7002 , 7003 , 7004 ).

5. The coupling device according to claim 1 , in which two adjacently disposed through-holes ( 110 , 112 , 114 , 116 , 601 , 602 , 603 , 604 , 801 , 802 , 803 , 804 , 1201 , 1202 , 1203 , 1204 , 1401 , 1402 , 1403 , 1404 , 3401 , 3402 , 3403 , 3404 , 3601 , 3602 , 3603 , 3604 , 3801 , 3802 , 3803 , 3804 , 4001 , 4002 , 4003 , 4004 , 6401 , 6402 , 6403 , 6404 , 6601 , 6602 , 6603 , 6604 , 6801 , 6802 , 6803 , 6804 , 7001 , 7002 , 7003 , 7004 ) of a coupling module ( 6 , 8 , 12 , 14 , 34 , 36 , 38 , 40 , 64 , 66 , 68 , 70 , 90 ) are connected to one another via a slot ( 107 , 108 , 160 , 161 , 162 , 605 , 805 , 1205 , 1405 , 3405 , 3406 , 3605 , 3606 , 3805 , 3806 , 4005 , 4006 , 6405 , 6406 , 6605 , 6606 , 6805 , 6806 , 7005 , 7006 ).

6. The coupling device according to claim 1 which comprises two pairs of coupling modules ( 6 , 8 , 12 , 14 , 34 , 36 , 38 , 40 , 64 , 66 , 68 , 70 , 90 ), in which coupling modules ( 6 , 8 , 12 , 14 , 34 , 36 , 38 , 40 , 64 , 66 , 68 , 70 , 90 ) of respectively one pair of coupling modules ( 6 , 8 , 12 , 14 , 34 , 36 , 38 , 40 , 64 , 66 , 68 , 70 , 90 ) are disposed parallel one beside the other so as to be perpendicularly oriented to the through-holes ( 110 , 112 , 114 , 116 , 601 , 602 , 603 , 604 , 801 , 802 , 803 , 804 , 1201 , 1202 , 1203 , 1204 , 1401 , 1402 , 1403 , 1404 , 3401 , 3402 , 3403 , 3404 , 3601 , 3602 , 3603 , 3604 , 3801 , 3802 , 3803 , 3804 , 4001 , 4002 , 4003 , 4004 ), wherein the two pairs are successively disposed and the through-holes ( 110 , 112 , 114 , 116 , 601 , 602 , 603 , 604 , 801 , 802 , 803 , 804 , 1201 , 1202 , 1203 , 1204 , 1401 , 1402 , 1403 , 1404 , 3401 , 3402 , 3403 , 3404 , 3601 , 3602 , 3603 , 3604 , 3801 , 3802 , 3803 , 3804 , 4001 , 4002 , 4003 , 4004 ) of both pairs are oriented in the same direction, and wherein the two pairs are rotated by 90 degrees with respect to one another.

7. The coupling device according to claim 1 , in which each coupling module ( 6 , 8 , 12 , 14 , 34 , 36 , 38 , 40 , 64 , 66 , 68 , 70 , 90 ) comprises ferrite material.

8. The coupling device according to claim 1 , in which each coupling module ( 6 , 8 , 12 , 14 , 34 , 36 , 38 , 40 , 64 , 66 , 68 , 70 , 90 ) is of cuboid-shaped design.

9. A multiphase converter which comprises at least one coupling device ( 4 , 30 , 60 , 90 ) according to claim 1 .

10. The multiphase converter according

Assignees

• Bosch Gmbh Robert

Inventors

• Schinzel Mirko
• Draese Nils

Classifications

• H01F38/14

  Inductive couplings {(for wireless supply or distribution of electric power using inductive coupling H02J50/10)} · CPC title

• H01F30/12 Primary

  Two-phase, three-phase or polyphase transformers · CPC title

• H02M3/1584

  with a plurality of power processing stages connected in parallel · CPC title

• H02M3/22

  with intermediate conversion into AC · CPC title

• H01F27/38

  Auxiliary core members; Auxiliary coils or windings · CPC title