JP2021170895A5 - - Google Patents
Download PDFInfo
- Publication number
- JP2021170895A5 JP2021170895A5 JP2020073709A JP2020073709A JP2021170895A5 JP 2021170895 A5 JP2021170895 A5 JP 2021170895A5 JP 2020073709 A JP2020073709 A JP 2020073709A JP 2020073709 A JP2020073709 A JP 2020073709A JP 2021170895 A5 JP2021170895 A5 JP 2021170895A5
- Authority
- JP
- Japan
- Prior art keywords
- rotation speed
- state
- exciting current
- supply
- reference rotation
- 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.)
- Granted
Links
Claims (9)
前記発電機が前記出力端子に出力した直流電力によって充電される蓄電素子と、
前記出力端子及び前記蓄電素子の間に接続されて、前記出力端子と電気的に接続された入力ノードの第１の直流電圧に対する、前記蓄電素子と電気的に接続された出力ノードの第２の直流電圧の昇圧比を制御する出力電圧制御回路と、
前記蓄電素子及び前記界磁巻線と電気的に接続されて、前記界磁巻線に供給する励磁電流を制御する励磁電流制御回路と、
前記出力電圧制御回路及び前記励磁電流制御回路の動作を制御する制御器とを備え、
前記制御器は、
前記回転軸の回転数を検出する回転数検出部と、
前記回転数検出部によって検出された回転数に応じて前記発電機の出力電圧指令値を決定するとともに、前記第１の直流電圧が前記出力電圧指令値と一致するよう前記出力電圧制御回路の前記昇圧比を制御する出力電圧制御部と、
前記励磁電流制御回路の動作を制御する励磁電流制御部と、
前記励磁電流の供給状態及び停止状態を選択する励磁電流供給停止判定部を含み、
前記励磁電流供給停止判定部は、前記回転数が予め定められた第１の基準回転数以下のときは前記停止状態を選択する一方で、前記回転数が、前記第１の基準回転数よりも高い、予め定められた第２の基準回転数以上のときは前記供給状態を選択し、かつ、前記回転数が前記第１の基準回転数及び前記第２の基準回転数の間のときは、前記供給状態の選択時には前記供給状態を維持する一方で、前記停止状態の選択時には前記停止状態を維持し、
前記励磁電流制御部は、前記停止状態の選択時には、前記励磁電流を出力しないように前記励磁電流制御回路を停止する一方で、前記供給状態の選択時には、前記回転数検出部によって検出された回転数に応じて励磁電流指令値を決定するとともに、前記励磁電流が前記励磁電流指令値と一致するように前記励磁電流制御回路の動作を制御する、風力発電装置。 A field winding provided on the rotor mechanically connected to the rotating shaft of the propeller, an armature winding provided on the stator, and connected between the armature winding and the output terminal. A generator with a rectifier and
A power storage element charged by the DC power output by the generator to the output terminal, and
The second DC voltage of the output node electrically connected to the power storage element with respect to the first DC voltage of the input node connected between the output terminal and the power storage element and electrically connected to the output terminal. An output voltage control circuit that controls the boost ratio of DC voltage,
An exciting current control circuit that is electrically connected to the power storage element and the field winding and controls the exciting current supplied to the field winding.
A controller for controlling the operation of the output voltage control circuit and the exciting current control circuit is provided.
The controller
A rotation speed detection unit that detects the rotation speed of the rotation axis, and
The output voltage command value of the generator is determined according to the rotation speed detected by the rotation speed detection unit, and the output voltage control circuit of the output voltage control circuit so that the first DC voltage matches the output voltage command value. The output voltage control unit that controls the boost ratio and
An exciting current control unit that controls the operation of the exciting current control circuit,
The exciting current supply stop determination unit for selecting the exciting current supply state and the stop state is included.
The exciting current supply stop determination unit selects the stopped state when the rotation speed is equal to or less than a predetermined first reference rotation speed, while the rotation speed is higher than the first reference rotation speed. When the supply state is high and higher than the predetermined second reference rotation speed, the supply state is selected, and when the rotation speed is between the first reference rotation speed and the second reference rotation speed, the supply state is selected. When the supply state is selected, the supply state is maintained, while when the stop state is selected, the stop state is maintained.
The exciting current control unit stops the exciting current control circuit so as not to output the exciting current when the stopped state is selected, while the rotation detected by the rotation speed detecting unit when the supply state is selected. A wind power generator that determines an exciting current command value according to the number and controls the operation of the exciting current control circuit so that the exciting current matches the exciting current command value.
前記回転数が前記第１の基準回転数及び前記第２の基準回転数の間のときに、前記停止状態が予め定められた第１の時間継続すると、前記停止状態を終了して前記供給状態を開始する、請求項１記載の風力発電装置。 The exciting current supply stop determination unit is
When the rotation speed is between the first reference rotation speed and the second reference rotation speed and the stop state continues for a predetermined first time, the stop state is terminated and the supply state is terminated. The wind power generator according to claim 1.
前記回転数が前記第１の基準回転数及び前記第２の基準回転数の間のときに、前記供給状態が予め定められた第２の時間継続すると、前記供給状態を終了して前記停止状態を開始する、請求項１又は２に記載の風力発電装置。 The exciting current supply stop determination unit is
When the rotation speed is between the first reference rotation speed and the second reference rotation speed and the supply state continues for a predetermined second time, the supply state is terminated and the stop state is reached. The wind power generator according to claim 1 or 2, wherein the wind power generator is started.
前記回転数が前記第１の基準回転数及び前記第２の基準回転数の間である状態から前記供給状態が開始されると、当該供給状態が予め定められた第３の時間継続するまでは、前記回転数が前記第１の基準回転数以下になっても前記供給状態を維持し、前記第３の時間の経過後に前記回転数が前記第１の基準回転数以下であるときには、前記供給状態を終了して前記停止状態を開始する、請求項１〜４のいずれか１項に記載の風力発電装置。 The exciting current supply stop determination unit is
When the supply state is started from a state where the rotation speed is between the first reference rotation speed and the second reference rotation speed, until the supply state continues for a predetermined third time. The supply state is maintained even when the rotation speed becomes equal to or less than the first reference rotation speed, and when the rotation speed is equal to or less than the first reference rotation speed after the lapse of the third time, the supply is performed. The wind power generator according to any one of claims 1 to 4, wherein the state is terminated and the stopped state is started.
前記励磁電流供給停止判定部は、
前記回転数が、前記第３の基準回転数及び前記第１の基準回転数の間である状態から前記停止状態が開始されると、前記回転数が前記第３の基準回転数よりも高いことを条件として、前記停止状態が予め定められた第４の時間継続すると前記停止状態を終了して前記供給状態を開始し、かつ、前記供給状態の選択時に回転数が前記第３の基準回転数より低くなると前記供給状態を終了して前記停止状態を開始する、請求項５記載の風力発電装置。 The third reference rotation speed is predetermined to be lower than the first reference rotation speed.
The exciting current supply stop determination unit is
When the stopped state is started from a state where the rotation speed is between the third reference rotation speed and the first reference rotation speed, the rotation speed is higher than the third reference rotation speed. and with the proviso, wherein the stopping condition continues fourth predetermined time to end the stop state starts the supply state, and the rotational speed at the time of selection of the supply state said third reference The wind power generator according to claim 5, wherein when the rotation speed becomes lower than the rotation speed, the supply state is terminated and the stop state is started.
前記回転数が前記第１の基準回転数及び前記第２の基準回転数の間のときに、前記停止状態において前記回転数の変化レートの絶対値が予め定められた第１の判定値よりも小さいと、前記停止状態を終了して前記供給状態を開始する、請求項１記載の風力発電装置。 The exciting current supply stop determination unit is
When the rotation speed is between the first reference rotation speed and the second reference rotation speed, the absolute value of the change rate of the rotation speed in the stopped state is higher than the predetermined first determination value. The wind power generator according to claim 1, wherein if it is small, the stopped state is terminated and the supply state is started.
前記回転数が前記第１の基準回転数及び前記第２の基準回転数の間のときに、前記供給状態において前記回転数の変化レートの絶対値が予め定められた第２の判定値よりも小さいと、前記供給状態を終了して前記停止状態を開始する、請求項１又は７に記載の風力発電装置。 The exciting current supply stop determination unit is
When the rotation speed is between the first reference rotation speed and the second reference rotation speed, the absolute value of the change rate of the rotation speed in the supply state is higher than the predetermined second determination value. The wind power generator according to claim 1 or 7, wherein if it is small, the supply state is terminated and the stop state is started.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2020073709A JP7229196B2 (en) | 2020-04-16 | 2020-04-16 | wind turbine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2020073709A JP7229196B2 (en) | 2020-04-16 | 2020-04-16 | wind turbine |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2021170895A JP2021170895A (en) | 2021-10-28 |
| JP2021170895A5 true JP2021170895A5 (en) | 2021-12-23 |
| JP7229196B2 JP7229196B2 (en) | 2023-02-27 |
Family
ID=78119625
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2020073709A Active JP7229196B2 (en) | 2020-04-16 | 2020-04-16 | wind turbine |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP7229196B2 (en) |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2001103796A (en) * | 1999-09-27 | 2001-04-13 | Nissan Motor Co Ltd | Power-generation control device |
| JP4134582B2 (en) * | 2002-03-20 | 2008-08-20 | 株式会社デンソー | Wind power generator |
-
2020
- 2020-04-16 JP JP2020073709A patent/JP7229196B2/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US8299762B2 (en) | Starting/generating system with multi-functional circuit breaker | |
| US6972533B2 (en) | Control of a switched reluctance drive | |
| JP4577227B2 (en) | Vehicle power generation control device | |
| JPH04275091A (en) | Drive controller for commutatorless motor | |
| JP2003244996A (en) | Turbine generator | |
| RU2012122211A (en) | STARTER GENERATOR OF A GAS TURBINE ENGINE AND METHOD OF ITS CONTROL | |
| JP2006141198A (en) | Automatic adjusting method and adjusting device for commutation angles of brushless electric motor | |
| JP2006149179A (en) | Speed controller for fan motor of air conditioner | |
| US20080290824A1 (en) | Apparatus and method for controlling operation of motor | |
| US9525370B2 (en) | Two-phase duty cycle control for motor vehicle alternator combining stepwise and progressive response for preventing engine stall | |
| US9979337B2 (en) | Method of loadshedding for a variable speed, constant frequency generator | |
| Aliamkin et al. | Sensorless control of two-phase switched reluctance drive in the whole speed range | |
| JP2021170895A5 (en) | ||
| US7923949B2 (en) | Method for controlling polyphase rotating electrical machine | |
| US11563389B2 (en) | Method for starting a single-phase induction motor | |
| JP2017525331A (en) | Start method for starting drive motor of auxiliary assembly in vehicle and drive motor of auxiliary assembly in vehicle | |
| WO2011024339A1 (en) | Motor driving device and motor driving method | |
| JP6628595B2 (en) | Assist control device for wind power generation | |
| JP6357648B2 (en) | DC motor drive device and ceiling-embedded ventilator equipped with the same | |
| RU2525852C1 (en) | Aircraft power supply circuit comprising asynchronous machine | |
| JP2007336626A (en) | Motor drive device, compressor drive device and motor driving method | |
| JP6357649B2 (en) | DC motor drive device and ceiling-embedded ventilator equipped with the same | |
| CN111316561A (en) | Operation of a permanent magnet excited synchronous machine | |
| WO2016194836A1 (en) | Dc-brushless-motor control device | |
| JP2002186274A (en) | Brushless dc motor controller |