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公开(公告)号：JP2012228017A
公开(公告)日：2012-11-15
申请号：JP2011091891
申请日：2011-04-18
Applicant: Mitsubishi Electric Corp , 三菱電機株式会社
Inventor： TABATA MITSUNORI , MORI MASATO , NAKAJIMA KENJI , AKITA KENICHI
Abstract: PROBLEM TO BE SOLVED: To provide a controller of a generator-motor for vehicle capable of performing optimum preliminary excitation according to the operational state of the generator-motor.SOLUTION: The controller of a generator-motor controls a generator-motor having an armature and a field winding. When the generator-motor is operated as a motor, preliminary excitation of the generator-motor is performed by electrifying the field winding with a preliminary excitation current within such a range as the induction voltage of the armature does not exceed the voltage of a power supply, according to the rotational speed of the generator-motor, before the armature is electrified from the power supply.
Abstract translation: 要解决的问题：提供一种根据发电电动机的运行状态能够进行最佳初步激励的车辆用发电机的控制器。
解决方案：发电机 - 电动机的控制器控制具有电枢和励磁绕组的发电机 - 电动机。 当发电机电动机作为电动机操作时，发电机电动机的初步激励是通过在励磁电流的励磁电流下使励磁绕组充电而进行的，其范围是电枢的感应电压不超过电源电压 ，根据发电机电机的转速，在电枢从电源通电之前。 版权所有（C）2013，JPO＆INPIT
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公开(公告)号：JP2011229204A
公开(公告)日：2011-11-10
申请号：JP2010093929
申请日：2010-04-15
Applicant: Mitsubishi Electric Corp , 三菱電機株式会社
Inventor： TABATA MITSUNORI , MORI MASATO , NAKAJIMA KENJI , AKITA KENICHI
CPC classification number: H02J7/1492 , H02M7/219 , H02M2007/2195 , H03K2017/307 , Y02B70/1408 , Y02T10/92
Abstract: PROBLEM TO BE SOLVED: To reduce switching mistakes and to enhance efficiency by setting the optimal control margin time in a vehicle power converter which is connected to a vehicle AC power generator to perform synchronous rectification, and generates a switching timing signal from a diode on signal.SOLUTION: A control margin according to an operational state of the power generator is determined by calculating the control margin time as the sum of control delay time which is constant without depending on the operational state of the power generator and margin time which varies depending on the operational state of the power generator. Thus, the optimal switching timing is obtained, and reduction of the switching mistakes and enhancement of efficiency are attained.
Abstract translation: 要解决的问题为了通过在与车辆用交流发电机连接的车辆电力转换器中设定最佳控制余量时间来进行同步整流，为了减少开关错误和提高效率，并且从 二极管开启信号。 解决方案：通过将控制余量时间作为控制延迟时间的总和来计算，该控制余量时间是恒定的，而不依赖于发电机的运行状态和变化的余量时间 取决于发电机的运行状态。 因此，获得最佳的切换定时，实现切换错误的减少和效率的提高。 版权所有（C）2012，JPO＆INPIT
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Patent Agency Ranking
公开(公告)号：JP2013090453A
公开(公告)日：2013-05-13
申请号：JP2011228963
申请日：2011-10-18
Applicant: Mitsubishi Electric Corp , 三菱電機株式会社
Inventor： NAKAJIMA KENJI , MORI MASATO , AKITA KENICHI , TABATA MITSUNORI
CPC classification number: B60L11/005 , B60L11/14 , B60L15/20 , B60L2210/40 , B60L2220/14 , B60L2240/421 , B60L2240/423 , B60L2240/427 , H02J7/166 , H02P9/305 , H02P2205/05 , H02P2205/07 , Y02T10/644 , Y02T10/645 , Y02T10/70 , Y02T10/7022 , Y02T10/7077 , Y02T10/7241 , Y02T10/7275
Abstract: PROBLEM TO BE SOLVED: To prevent generation of overvoltage or excessive torque during power generation by restricting an upper limit of a power generation voltage or a power generation torque.SOLUTION: A control selection section 308 selects and outputs a minimum between a control output of a power generation voltage control section 306 that controls a field current so that a B-terminal voltage of a multi-phase AC generator motor meets a power generation voltage command and a control output of a power generation torque control section 307 that controls a field current on the basis of a B-terminal voltage and a rotational speed so that a power generation torque of the multi-phase AC generator motor meets a power generation torque command.
Abstract translation: 要解决的问题：通过限制发电电压的上限或发电转矩来防止在发电期间产生过电压或过大的转矩。 解决方案：控制选择部分308选择并输出控制励磁电流的发电电压控制部分306的控制输出之间的最小值，使得多相交流发电机电动机的B端电压满足功率 发电电压指令和发电转矩控制部307的控制输出，其根据B端电压和转速控制励磁电流，使得多相交流发电电动机的发电转矩满足功率 发电转矩指令。 版权所有（C）2013，JPO＆INPIT
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公开(公告)号：JP2012100473A
公开(公告)日：2012-05-24
申请号：JP2010247470
申请日：2010-11-04
Applicant: Mitsubishi Electric Corp , 三菱電機株式会社
Inventor： AKITA KENICHI , MORI MASATO , NAKAJIMA KENJI , TABATA MITSUNORI
IPC: H02P9/30
CPC classification number: H02P9/48 , H02P9/30 , H02P29/032 , H02P29/64 , H02P29/666
Abstract: PROBLEM TO BE SOLVED: To provide a field winding type rotary electric machine that can suppress rise of temperature by restricting field current flowing in a field winding, and cancel the restriction of the field current as necessary.SOLUTION: A field winding type rotary electric machine 40 comprises: a motor generator 50 having a field winding 52; a field current detection part 120 detecting field current flowing in the field winding 52; a field current control part 110 controlling the field current; a field current restriction determination part 142 calculating a field current integration value by integrating the field current with time, and determining whether or not the field current integration value reaches a prescribed field current integration threshold; and a field current restriction direction part 143 directing the field current control part 110 to set the field current not more than a prescribed field current restriction value during prescribed restriction time while directing to change the prescribed restriction time according to the field current, when it is determined that the field current integration value reaches the prescribed field current integration threshold. Thereby, rise of temperature in the field winding type rotary electric machine 40 is suppressed.
Abstract translation: 要解决的问题：提供一种通过限制在励磁绕组中流动的励磁电流来抑制温度升高的励磁绕组式旋转电机，并根据需要消除励磁电流的限制。 解决方案：场绕组式旋转电机40包括：具有励磁绕组52的电动发电机50; 磁场电流检测部分120检测在励磁绕组52中流动的励磁电流; 控制励磁电流的励磁电流控制部110; 励磁电流限制判定部142，通过对励磁电流和时间进行积分来计算励磁电流积分值，确定励磁电流积分值是否达到规定的励磁电流积分阈值; 以及励磁电流限制方向部分143，其指示励磁电流控制部分110在规定的限制时间期间设定不大于规定的励磁电流限制值的励磁电流，同时指示根据励磁电流改变规定的限制时间，当它是 确定励磁电流积分值达到规定的励磁电流积分阈值。 因此，励磁绕组式旋转电机40的温度上升被抑制。 版权所有（C）2012，JPO＆INPIT
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公开(公告)号：JP2012244758A
公开(公告)日：2012-12-10
申请号：JP2011112265
申请日：2011-05-19
Applicant: Mitsubishi Electric Corp , 三菱電機株式会社
Inventor： AKITA KENICHI , NAKAJIMA KENJI , MORI MASATO , TABATA MITSUNORI
CPC classification number: H02P9/10
Abstract: PROBLEM TO BE SOLVED: To provide a field magnetic coil type rotary electric machine capable of suppressing temperature rise by restricting field magnetic current flowing to a field magnetic coil without requiring a temperature sensor and certainly preventing a damage due to the temperature rise even in the case that an initial state is unknown, such as in power application.SOLUTION: In a field magnetic coil type rotary electric machine, a control unit has a field magnetic current restriction unit for performing processing of restricting field magnetic current to a predetermined value or less when an integrated value by field magnetic current integration means for integrating an excess portion of the field magnetic current exceeding a field magnetic current threshold becomes an integrated value threshold which becomes a reference value for restricting the field magnetic current. The machine includes: a control unit power connection switch for turning power supply to the control unit ON/OFF; a control unit power connection determination unit for making the control unit power connection switch perform ON/OFF; and power supply ON state holding means for holding, when restriction processing by the field magnetic current restriction unit starts, a state of power supply ON to the control unit until the control processing ends.
Abstract translation: 要解决的问题：提供一种能够通过限制流过场磁线圈的场磁电流而不需要温度传感器并且肯定地防止由于温度升高而引起的损坏的现场电磁线圈型旋转电机，甚至 在初始状态未知的情况下，例如在电源应用中。 解决方案：在场磁式旋转电机中，控制单元具有励磁电流限制单元，用于当场磁场积分装置的积分值用于执行将场磁电流限制在预定值以下的处理 积分超过场磁电流阈值的场磁场的过剩部分成为成为用于限制场磁电流的参考值的积分值阈值。 该机器包括：控制单元电源连接开关，用于将控制单元的电源接通/断开; 控制单元电源连接确定单元，用于使控制单元电源连接开关执行ON / OFF; 以及电源接通状态保持装置，当由磁场电流限制单元开始限制处理时，将控制单元的电源接通状态保持到控制处理结束为止。 版权所有（C）2013，JPO＆INPIT
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公开(公告)号：JP2014204451A
公开(公告)日：2014-10-27
申请号：JP2013075762
申请日：2013-04-01
Applicant: 三菱電機株式会社 , Mitsubishi Electric Corp
Inventor： TABATA MITSUNORI , MORI MASATO , AKITA KENICHI
Abstract: 【課題】電流センサ等を最小限にして、発電電動機の駆動時の出力トルクと消費電流を推定する低コストの車両用発電電動機の制御装置等を提供する。【解決手段】電源から発電電動機のインバータ装置への入力電流を検出する電流センサや、インバータ装置から回転電機の電機子巻線への出力電流を検出する電流センサを設けることなく、発電電動機の駆動時の出力トルクと消費電流を、発電電動機の界磁電流、回転速度、直流電圧、および通電する交流電圧位相に基づいて推定する。【選択図】図6
Abstract translation: 要解决的问题：提供一种车辆发电机的控制器，其通过最小化电流传感器的数量并估计输出转矩和驱动发电机电机时的电流消耗来实现成本降低。解决方案：驱动一个输出转矩时的输出转矩和功耗 基于发电电动机的励磁电流，转速和直流电压以及要被通电的交流电压相位来估计发电机电动机，而不需要检测发电机电动机的逆变器装置的输入电流的电流传感器 检测从逆变器装置到旋转电机的电枢绕组的输出电流的电源和电流传感器。
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公开(公告)号：JP2012223073A
公开(公告)日：2012-11-12
申请号：JP2011090075
申请日：2011-04-14
Applicant: Mitsubishi Electric Corp , 三菱電機株式会社
Inventor： NAKAJIMA KENJI , MORI MASATO , AKITA KENICHI , TABATA MITSUNORI
CPC classification number: H02P9/107 , H02P29/032 , H02P29/60
Abstract: PROBLEM TO BE SOLVED: To provide a control device for a power converter that widens a normal power generation range by preventing excessive limitations on a generated current.SOLUTION: The control device for a power converter for controlling an output of a polyphase AC generator includes: a power converter section 220 including a bridge circuit comprising switching elements, and a field circuit for controlling conduction of a field winding; and a control device section 210 including field current detection means 303, temperature detection means 301 for detecting a temperature of a generator section, the power converter section 220 or the control device section 210, field current command computation means 305 for computing a field current command value of the generator, temperature rise suppression means 306 for computing a generated current suppression value on the basis of the output of the temperature detection means and computing a field current suppression value on the basis of the generated current suppression value, field current command selection means 307 for selecting the smaller output of the field current command value and the field current suppression value, and field current control means 308 for controlling a field current flowing through the field winding such that the field current matches the output of the field current command selection means.
Abstract translation: 解决的问题：提供一种用于通过防止对发电电流的过度限制来扩大正常发电范围的功率转换器的控制装置。 解决方案：用于控制多相交流发电机的输出的功率转换器的控制装置包括：功率转换器部分220，包括包括开关元件的桥式电路和用于控制励磁绕组导通的励磁电路; 以及包括励磁电流检测装置303，用于检测发电机部分的温度的温度检测装置301，功率转换器部分220或控制装置部分210的控制装置部分210，用于计算励磁电流指令的励磁电流指令计算装置305 发电机的值，温度上升抑制装置306，用于基于温度检测装置的输出来计算发电电流抑制值，并基于所产生的电流抑制值计算电流电流抑制值;励磁电流指令选择装置 307，用于选择场电流指令值和励磁电流抑制值的较小输出;以及励磁电流控制装置308，用于控制流过励磁绕组的励磁电流，使得励磁电流与励磁电流指令选择装置 。 版权所有（C）2013，JPO＆INPIT
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