WO2000074215A1 - Axial reversed cooling of a rotor and a coil end section in an electrical rotating machine - Google Patents
Axial reversed cooling of a rotor and a coil end section in an electrical rotating machine Download PDFInfo
- Publication number
- WO2000074215A1 WO2000074215A1 PCT/SE2000/001068 SE0001068W WO0074215A1 WO 2000074215 A1 WO2000074215 A1 WO 2000074215A1 SE 0001068 W SE0001068 W SE 0001068W WO 0074215 A1 WO0074215 A1 WO 0074215A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- rotor
- air
- end section
- cooling
- coil end
- Prior art date
Links
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K9/00—Arrangements for cooling or ventilating
- H02K9/10—Arrangements for cooling or ventilating by gaseous cooling medium flowing in closed circuit, a part of which is external to the machine casing
- H02K9/12—Arrangements for cooling or ventilating by gaseous cooling medium flowing in closed circuit, a part of which is external to the machine casing wherein the cooling medium circulates freely within the casing
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K1/00—Details of the magnetic circuit
- H02K1/06—Details of the magnetic circuit characterised by the shape, form or construction
- H02K1/22—Rotating parts of the magnetic circuit
- H02K1/32—Rotating parts of the magnetic circuit with channels or ducts for flow of cooling medium
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/01—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection for shielding from electromagnetic fields, i.e. structural association with shields
- H02K11/014—Shields associated with stationary parts, e.g. stator cores
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K11/00—Structural association of dynamo-electric machines with electric components or with devices for shielding, monitoring or protection
- H02K11/40—Structural association with grounding devices
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/04—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors
- H02K3/24—Windings characterised by the conductor shape, form or construction, e.g. with bar conductors with channels or ducts for cooling medium between the conductors
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K3/00—Details of windings
- H02K3/42—Means for preventing or reducing eddy-current losses in the winding heads, e.g. by shielding
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K2203/00—Specific aspects not provided for in the other groups of this subclass relating to the windings
- H02K2203/15—Machines characterised by cable windings, e.g. high-voltage cables, ribbon cables
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
EP00935794A EP1188216A1 (en) | 1999-05-27 | 2000-05-25 | Axial reversed cooling of a rotor and a coil end section in an electrical rotating machine |
AU51202/00A AU5120200A (en) | 1999-05-27 | 2000-05-25 | Axial reversed cooling of a rotor and a coil end section in an electrical rotating machine |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
SE9901928-3 | 1999-05-27 | ||
SE9901928A SE520998C2 (en) | 1999-05-27 | 1999-05-27 | Procedure for air cooling of rotor and reversing portion of a rotary electric machine and rotary electric machine |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2000074215A1 true WO2000074215A1 (en) | 2000-12-07 |
Family
ID=20415758
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/SE2000/001068 WO2000074215A1 (en) | 1999-05-27 | 2000-05-25 | Axial reversed cooling of a rotor and a coil end section in an electrical rotating machine |
Country Status (4)
Country | Link |
---|---|
EP (1) | EP1188216A1 (en) |
AU (1) | AU5120200A (en) |
SE (1) | SE520998C2 (en) |
WO (1) | WO2000074215A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9077212B2 (en) | 2010-09-23 | 2015-07-07 | Northern Power Systems, Inc. | Method and apparatus for rotor cooling in an electromechanical machine |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3684906A (en) * | 1971-03-26 | 1972-08-15 | Gen Electric | Castable rotor having radially venting laminations |
US4365178A (en) * | 1981-06-08 | 1982-12-21 | General Electric Co. | Laminated rotor for a dynamoelectric machine with coolant passageways therein |
DE3925337A1 (en) * | 1989-07-31 | 1991-02-07 | Loher Ag | Electric motor with housing accommodating stator surrounding rotor - has cooling ducts running axially so gaseous cooling medium under high pressure is fed in closed cooling circuit |
-
1999
- 1999-05-27 SE SE9901928A patent/SE520998C2/en not_active IP Right Cessation
-
2000
- 2000-05-25 WO PCT/SE2000/001068 patent/WO2000074215A1/en not_active Application Discontinuation
- 2000-05-25 EP EP00935794A patent/EP1188216A1/en not_active Withdrawn
- 2000-05-25 AU AU51202/00A patent/AU5120200A/en not_active Abandoned
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US3684906A (en) * | 1971-03-26 | 1972-08-15 | Gen Electric | Castable rotor having radially venting laminations |
US4365178A (en) * | 1981-06-08 | 1982-12-21 | General Electric Co. | Laminated rotor for a dynamoelectric machine with coolant passageways therein |
DE3925337A1 (en) * | 1989-07-31 | 1991-02-07 | Loher Ag | Electric motor with housing accommodating stator surrounding rotor - has cooling ducts running axially so gaseous cooling medium under high pressure is fed in closed cooling circuit |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US9077212B2 (en) | 2010-09-23 | 2015-07-07 | Northern Power Systems, Inc. | Method and apparatus for rotor cooling in an electromechanical machine |
Also Published As
Publication number | Publication date |
---|---|
SE520998C2 (en) | 2003-09-23 |
EP1188216A1 (en) | 2002-03-20 |
SE9901928L (en) | 2000-11-28 |
AU5120200A (en) | 2000-12-18 |
SE9901928D0 (en) | 1999-05-27 |
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