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    • 2. 发明授权
    • Power supply system
    • 电源系统
    • US09438115B2
    • 2016-09-06
    • US14128797
    • 2012-06-05
    • Masanori IshigakiShuji TomuraNaoki YanagizawaTakaji UmenoMasaki OkamuraDaigo Nobe
    • Masanori IshigakiShuji TomuraNaoki YanagizawaTakaji UmenoMasaki OkamuraDaigo Nobe
    • H02M3/158H02J1/06B60L15/00B60L15/20B60L11/18
    • H02M3/158B60L11/1803B60L15/007B60L15/2045B60L2210/10H02J1/06H02M3/1588Y02T10/645Y02T10/7005Y02T10/7216Y02T10/7283Y02T10/92
    • A power source system (5) includes a direct current power source (10), a direct current power source (20), and a power converter (50) having a plurality of switching elements (S1-S4) and reactors (L1, L2). The power converter (50) performs a direct current voltage conversion between the direct current power sources (10, 20) and a power source line (PL) in parallel by controlling the switching elements (S1-S4). Each of the switching elements (S1-S4) is disposed to be included in both a power conversion path formed between the direct current power source (10) and the power source line (PL), and a power conversion path formed between the direct current power source (20) and the power source line (PL). A phase difference (φ) between a carrier signal used for a pulse width modulation control to perform the direct current voltage conversion for the direct current power source (10), and a carrier signal used for a pulse width modulation control to perform the direct current voltage conversion for the direct current power source (20) is controlled according to the operation condition of the power converter (50).
    • 电源系统(5)包括直流电源(10),直流电源(20)和具有多个开关元件(S1-S4)和电抗器(L1,L2)的功率转换器(50) )。 电力转换器50通过控制开关元件(S1-S4)并联地进行直流电源(10,20)和电源线(PL)之间的直流电压转换。 每个开关元件(S1-S4)被布置成包括在形成在直流电源(10)和电源线(PL)之间的功率转换路径和形成在直流电源 电源(20)和电源线(PL)。 用于进行直流电源(10)的直流电压转换的脉宽调制控制的载波信号与用于进行直流电的脉宽调制控制的载波信号之间的相位差(φ) 根据功率转换器(50)的工作状态来控制直流电源(20)的电压转换。
    • 4. 发明授权
    • Electric power conversion system
    • 电力转换系统
    • US09209701B2
    • 2015-12-08
    • US14186037
    • 2014-02-21
    • Kenichi TakagiMasanori IshigakiTakaji UmenoKenichiro NagashitaTakahiro HiranoJun MutoYasuharu Terada
    • Kenichi TakagiMasanori IshigakiTakaji UmenoKenichiro NagashitaTakahiro HiranoJun MutoYasuharu Terada
    • H02M3/335
    • H02M3/33546H02M3/33561H02M3/33584
    • An electric power conversion system includes: a primary electric power conversion circuit including primary right and left arms; a secondary electric power conversion circuit including secondary right and left arms; and a control circuit controlling transfer of electric power between the primary and secondary electric power conversion circuits by magnetically coupling a primary coil to a secondary coil. The control circuit sets an interphase difference in switching between right and left arm lower transistors in the primary electric power conversion circuit and an interphase difference in switching between right and left arm lower transistors in the secondary electric power conversion circuit on the basis of off times of the primary and secondary electric power conversion circuits such that a phase difference between terminal voltage waveforms of the primary and secondary coils is 0 and duty ratios of the terminal voltage waveforms are equal to each other.
    • 一种电力转换系统,包括:主电力转换电路,其包括主左右臂; 次级电力转换电路,包括次级左右臂; 以及控制电路,其通过将初级线圈磁耦合到次级线圈来控制所述初级和次级电力转换电路之间的电力传递。 控制电路基于次级电力转换电路的关闭时间设定主电力转换电路中的左右臂下部晶体管与第二电力转换电路中的左右臂下部晶体管之间切换的相位差, 初级和次级电力转换电路使得初级和次级线圈的端子电压波形之间的相位差为0,并且端子电压波形的占空比彼此相等。
    • 6. 发明申请
    • POWER SUPPLY SYSTEM
    • 电源系统
    • US20140145694A1
    • 2014-05-29
    • US14128797
    • 2012-06-05
    • Masanori IshigakiShuji TomuraNaoki YanagizawaTakaji UmenoMasaki OkamuraDaigo Nobe
    • Masanori IshigakiShuji TomuraNaoki YanagizawaTakaji UmenoMasaki OkamuraDaigo Nobe
    • H02M3/158
    • H02M3/158B60L11/1803B60L15/007B60L15/2045B60L2210/10H02J1/06H02M3/1588Y02T10/645Y02T10/7005Y02T10/7216Y02T10/7283Y02T10/92
    • A power source system (5) includes a direct current power source (10), a direct current power source (20), and a power converter (50) having a plurality of switching elements (S1-S4) and reactors (L1, L2). The power converter (50) performs a direct current voltage conversion between the direct current power sources (10, 20) and a power source line (PL) in parallel by controlling the switching elements (S1-S4). Each of the switching elements (S1-S4) is disposed to be included in both a power conversion path formed between the direct current power source (10) and the power source line (PL), and a power conversion path formed between the direct current power source (20) and the power source line (PL). A phase difference (φ) between a carrier signal used for a pulse width modulation control to perform the direct current voltage conversion for the direct current power source (10), and a carrier signal used for a pulse width modulation control to perform the direct current voltage conversion for the direct current power source (20) is controlled according to the operation condition of the power converter (50).
    • 电源系统(5)包括直流电源(10),直流电源(20)和具有多个开关元件(S1-S4)和电抗器(L1,L2)的功率转换器(50) )。 电力转换器50通过控制开关元件(S1-S4)并联地进行直流电源(10,20)和电源线(PL)之间的直流电压转换。 每个开关元件(S1-S4)被布置成包括在形成在直流电源(10)和电源线(PL)之间的功率转换路径和形成在直流电源 电源(20)和电源线(PL)。 用于进行直流电源(10)的直流电压转换的脉宽调制控制的载波信号与用于脉宽调制控制的载波信号之间的相位差(&phgr) 根据功率转换器(50)的工作状态来控制直流电源(20)的电流电压转换。