JP2019110743A - 発電機における逆界磁巻線 - Google Patents
発電機における逆界磁巻線 Download PDFInfo
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- JP2019110743A JP2019110743A JP2018207834A JP2018207834A JP2019110743A JP 2019110743 A JP2019110743 A JP 2019110743A JP 2018207834 A JP2018207834 A JP 2018207834A JP 2018207834 A JP2018207834 A JP 2018207834A JP 2019110743 A JP2019110743 A JP 2019110743A
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- Prior art keywords
- main field
- winding
- field winding
- main
- current
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- 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.)
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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
- H02P9/10—Control effected upon generator excitation circuit to reduce harmful effects of overloads or transients, e.g. sudden application of load, sudden removal of load, sudden change of load
- H02P9/107—Control effected upon generator excitation circuit to reduce harmful effects of overloads or transients, e.g. sudden application of load, sudden removal of load, sudden change of load for limiting effects of overloads
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K19/00—Synchronous motors or generators
- H02K19/16—Synchronous generators
- H02K19/26—Synchronous generators characterised by the arrangement of exciting windings
-
- 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
- H02P29/00—Arrangements for regulating or controlling electric motors, appropriate for both AC and DC motors
- H02P29/02—Providing protection against overload without automatic interruption of supply
- H02P29/024—Detecting a fault condition, e.g. short circuit, locked rotor, open circuit or loss of load
- H02P29/0241—Detecting a fault condition, e.g. short circuit, locked rotor, open circuit or loss of load the fault being an overvoltage
-
- 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
- H02K3/18—Windings for salient poles
- H02K3/20—Windings for salient poles for auxiliary purposes, e.g. damping or commutating
-
- 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
- H02P2101/00—Special adaptation of control arrangements for generators
- H02P2101/30—Special adaptation of control arrangements for generators for aircraft
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Eletrric Generators (AREA)
Abstract
Description
V=V1−V2 (2)
図示しているように、システム電圧Vは、整流器155の両端間の電圧である。一部の例では、システム電圧Vは、コントローラ305、論理ゲート310、スイッチドライバ315、及び/又はスイッチ素子320の電源として、使用されうる。他の例では、これらの構成要素の一部又は全部のための電力は、外部電源(複数可)を使用して提供されうる。
Claims (13)
- 発電機(300、400)の主界磁回路(350)であって、
主界磁電流を導通させるよう構成された主界磁巻線(160)と、
前記主界磁巻線の近位に配置された逆界磁巻線(345)と、
前記主界磁電流の強度を低減するために前記主界磁電流の少なくとも一部分を前記逆界磁巻線内に選択的に連結するよう構成されたスイッチ素子(320b)と、
を備える、主界磁回路。 - 前記スイッチ素子が、既定の負荷不具合条件の検出に応じて、前記主界磁電流の少なくとも一部分を前記逆界磁巻線内に連結するよう構成されている、請求項1に記載の主界磁回路。
- 前記逆界磁巻線の第1インダクタンスが、前記主界磁巻線の第2インダクタンスと実質的に等しい、請求項1に記載の主界磁回路。
- 前記発電機が、複数のスロット(505)を画定しているロータ(105)を備え、
前記複数のスロットの各スロットが、前記主界磁巻線の一部分(510)と、前記逆界磁巻線の一部分(515)とをそれぞれ含む、請求項1に記載の主界磁回路。 - 前記主界磁電流の少なくとも一部分を前記逆界磁巻線内に連結することが、前記主界磁回路の第1脚部(325)と第2脚部(330)との間で前記逆界磁巻線を前記主界磁巻線と並列に構成することを含む、請求項1に記載の主界磁回路。
- 前記逆界磁巻線を前記主界磁巻線と並列に構成することが、前記第1脚部と前記第2脚部との間の電圧差分は所定の値を下回ると判定することに応じて行われる、請求項5に記載の主界磁回路。
- 前記逆界磁巻線が前記第1脚部と前記第2脚部との間に配置された枝路(335)に含まれ、前記枝路の抵抗は、前記逆界磁巻線が前記主界磁巻線と並列に構成されている時の前記主界磁回路の望ましい時定数を提供するよう選択される、請求項5に記載の主界磁回路。
- 前記枝路の少なくとも一部分は、前記枝路から抵抗熱を逃がすために、前記発電機のロータシャフトに物理的に連結されている、請求項7に記載の主界磁回路。
- 発電機(300、400)と共に使用される方法(600)であって、
前記発電機の主界磁巻線(160)を通して主界磁電流を導通させること(605)と、
既定の条件に応じて、前記主界磁電流の少なくとも一部分を、前記主界磁巻線の近位に配置されている逆界磁巻線(345)内に連結すること(615)とを含み、
前記主界磁電流の少なくとも一部分(510)を前記逆界磁巻線内に連結することは、前記主界磁電流の強度を低減するよう作用する、方法。 - 前記既定の条件が既定の負荷不具合条件を含む、請求項9に記載の方法。
- 前記既定の条件が、前記発電機の既定の界磁弱化運転を有効化することを含む、請求項9に記載の方法。
- 前記逆界磁巻線の第1インダクタンスが、前記主界磁巻線の第2インダクタンスと実質的に等しい、請求項9に記載の方法。
- 前記主界磁電流の少なくとも一部分を前記逆界磁巻線内に連結することが、スイッチ素子(320b)を、前記発電機の主界磁回路(350)の第1脚部(325)と第2脚部(330)との間で前記逆界磁巻線を前記主界磁巻線と並列に構成するよう、動作させることを含む、請求項9に記載の方法。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15/804,798 | 2017-11-06 | ||
US15/804,798 US10177698B1 (en) | 2017-11-06 | 2017-11-06 | Counter-field winding in electrical generator |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2019110743A true JP2019110743A (ja) | 2019-07-04 |
JP7244255B2 JP7244255B2 (ja) | 2023-03-22 |
Family
ID=62951902
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2018207834A Active JP7244255B2 (ja) | 2017-11-06 | 2018-11-05 | 発電機の主界磁回路、および発電機と共に使用される方法 |
Country Status (4)
Country | Link |
---|---|
US (2) | US10177698B1 (ja) |
EP (1) | EP3480937B1 (ja) |
JP (1) | JP7244255B2 (ja) |
CN (1) | CN109756164A (ja) |
Families Citing this family (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11065979B1 (en) | 2017-04-05 | 2021-07-20 | H55 Sa | Aircraft monitoring system and method for electric or hybrid aircrafts |
US10479223B2 (en) | 2018-01-25 | 2019-11-19 | H55 Sa | Construction and operation of electric or hybrid aircraft |
US11063323B2 (en) | 2019-01-23 | 2021-07-13 | H55 Sa | Battery module for electrically-driven aircraft |
US11148819B2 (en) | 2019-01-23 | 2021-10-19 | H55 Sa | Battery module for electrically-driven aircraft |
US10177698B1 (en) * | 2017-11-06 | 2019-01-08 | The Boeing Company | Counter-field winding in electrical generator |
FR3082069B1 (fr) * | 2018-05-29 | 2020-05-01 | Safran | Systeme de synchronisation de sources d'energie couplees d'un aeronef |
Citations (4)
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JPS52124117A (en) * | 1976-04-07 | 1977-10-18 | Siemens Ag | Brushless synchronous generator |
JPS5563600A (en) * | 1978-11-06 | 1980-05-13 | Komatsu Ltd | Car generator |
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-
2017
- 2017-11-06 US US15/804,798 patent/US10177698B1/en active Active
-
2018
- 2018-07-13 EP EP18183335.1A patent/EP3480937B1/en active Active
- 2018-08-03 CN CN201810875941.8A patent/CN109756164A/zh active Pending
- 2018-11-05 JP JP2018207834A patent/JP7244255B2/ja active Active
- 2018-12-04 US US16/208,792 patent/US10418926B2/en active Active
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JPS52124117A (en) * | 1976-04-07 | 1977-10-18 | Siemens Ag | Brushless synchronous generator |
JPS5563600A (en) * | 1978-11-06 | 1980-05-13 | Komatsu Ltd | Car generator |
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Also Published As
Publication number | Publication date |
---|---|
US20190140570A1 (en) | 2019-05-09 |
EP3480937B1 (en) | 2021-12-08 |
US10418926B2 (en) | 2019-09-17 |
BR102018015889A8 (pt) | 2023-02-14 |
BR102018015889A2 (pt) | 2019-06-04 |
EP3480937A1 (en) | 2019-05-08 |
JP7244255B2 (ja) | 2023-03-22 |
CN109756164A (zh) | 2019-05-14 |
US10177698B1 (en) | 2019-01-08 |
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