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公开(公告)号：WO2012013076A1
公开(公告)日：2012-02-02
申请号：PCT/CN2011/074460
申请日：2011-05-20
Applicant: BYD COMPANY LIMITED , XU, Wenhui , HAN, Yaochuan , FENG, Wei , YANG, Qinyao , XIA, Wenjin , MA, Shibin
Inventor： XU, Wenhui , HAN, Yaochuan , FENG, Wei , YANG, Qinyao , XIA, Wenjin , MA, Shibin
CPC classification number: H01L23/345 , H01L2924/0002 , H01M10/615 , H01M10/625 , H01M10/651 , H01M10/657 , H01M10/6571 , H01M10/6572 , H02J7/0014 , H02J7/0054 , H02J7/0075 , H02J7/0091 , H02J7/0093 , H02M3/158 , Y02E60/12 , Y02T10/7055 , H01L2924/00
Abstract: A battery heating circuit, comprising a switch unit (1), a switching control module (100), a damping element R1, an energy storage circuit, an energy limiting circuit, and an energy control unit for energy storage circuit, wherein, the energy storage circuit is connected with the battery, and comprises a current storage element L1 and a charge storage element C1; the damping element R1, switch unit (1), current storage element L1, and charge storage element C1 are connected in series; the switching control module (100) is connected with the switch unit (1), and is designed to control ON/OFF of the switch unit (1), so that the energy can flow to and fro between the battery and the energy storage circuit when the switch unit (1) switches on; the energy limiting circuit is designed to limit the magnitude of current flowing from the energy storage circuit to the battery; the energy control unit for energy storage circuit is connected with the energy storage circuit, and is designed to control the energy conversion in the energy storage circuit to a preset value after the switching control module (100) controls the switch unit (1) to switch on and then switch off. Using the heating circuit provided in the present invention, safety problem caused by overcurrent in the heating loop can be avoided, and therefore the battery can be protected effectively.
Abstract translation: 一种电池加热电路，包括开关单元（1），开关控制模块（100），阻尼元件R1，能量存储电路，能量限制电路和用于能量存储电路的能量控制单元，其中，能量 存储电路与电池连接，并且包括电流存储元件L1和电荷存储元件C1; 阻尼元件R1，开关单元（1），蓄电元件L1和电荷存储元件C1串联连接; 切换控制模块（100）与开关单元（1）连接，并被设计成控制开关单元（1）的接通/断开，使得能量能够在电池和能量存储电路之间来回流动 当开关单元（1）接通时; 能量限制电路被设计为限制从储能电路流向电池的电流的大小; 能量存储电路的能量控制单元与能量存储电路连接，并且被设计成在开关控制模块（100）控制开关单元（1）切换之后，将能量存储电路中的能量转换控制为预设值 然后关闭。 使用本发明提供的加热电路，能够避免加热回路中的过电流引起的安全问题，能够有效地保护电池。
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公开(公告)号：WO2012013075A1
公开(公告)日：2012-02-02
申请号：PCT/CN2011/074459
申请日：2011-05-20
Applicant: BYD COMPANY LIMITED , XU, Wenhui , HAN, Yaochuan , FENG, Wei , YANG, Qinyao , XIA, Wenjin , MA, Shibin
Inventor： XU, Wenhui , HAN, Yaochuan , FENG, Wei , YANG, Qinyao , XIA, Wenjin , MA, Shibin
CPC classification number: H01L23/345 , H01L2924/0002 , H01M10/615 , H01M10/625 , H01M10/651 , H01M10/657 , H01M10/6571 , H01M10/6572 , H02J7/0014 , H02J7/0054 , H02J7/0075 , H02J7/0091 , H02J7/0093 , H02M3/158 , Y02E60/12 , Y02T10/7055 , H01L2924/00
Abstract: The present invention provides a battery heating circuit, comprising a switch unit (1), a switching control module (100), a damping element R1, an energy storage circuit, and an energy limiting circuit, wherein, the energy storage circuit is connected with the battery, and comprises a current storage element L1 and a charge storage element C1; the damping element R1, the switch unit (1), the current storage element L1, and the charge storage element C1 are connected in series; the switching control module (100) is connected with the switch unit (1), and is configured to control ON/OFF of the switch unit (1), so that the energy can flow to and fro between the battery and the energy storage circuit when the switch unit (1) switches on; the energy limiting circuit is configured to limit the magnitude of current flowing from the energy storage circuit to the battery. The battery heating circuit provided in the present invention can avoid the safety problem caused by overcurrent in the heating circuit, so as to protect the battery efficiently.
Abstract translation: 本发明提供一种电池加热电路，包括开关单元（1），开关控制模块（100），阻尼元件R1，能量存储电路和能量限制电路，其中，能量存储电路与 电池，并且包括电流存储元件L1和电荷存储元件C1; 阻尼元件R1，开关单元（1），电流存储元件L1和电荷存储元件C1串联连接; 切换控制模块（100）与开关单元（1）连接，并且被配置为控制开关单元（1）的接通/断开，使得能量可以在电池和能量存储电路之间来回流动 当开关单元（1）接通时; 能量限制电路被配置为限制从能量存储电路流向电池的电流的大小。 本发明提供的电池加热电路可以避免加热电路中的过电流引起的安全问题，从而有效地保护电池。
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公开(公告)号：WO2012013074A1
公开(公告)日：2012-02-02
申请号：PCT/CN2011/074458
申请日：2011-05-20
Applicant: BYD COMPANY LIMITED , XU, Wenhui , HAN, Yaochuan , FENG, Wei , YANG, Qinyao , XIA, Wenjin , MA, Shibin
Inventor： XU, Wenhui , HAN, Yaochuan , FENG, Wei , YANG, Qinyao , XIA, Wenjin , MA, Shibin
CPC classification number: H01L23/345 , H01L2924/0002 , H01M10/615 , H01M10/625 , H01M10/651 , H01M10/657 , H01M10/6571 , H01M10/6572 , H02J7/0014 , H02J7/0054 , H02J7/0075 , H02J7/0091 , H02J7/0093 , H02M3/158 , Y02E60/12 , Y02T10/7055 , H01L2924/00
Abstract: A battery heating circuit, comprising a switch unit (1), a switching control module (100), a damping element R1, an energy storage circuit, and an energy superposition and transfer unit, wherein, the energy storage circuit is connected with the battery, and comprises a current storage element L1 and a charge storage element C1; the damping element R1, switch unit (1), current storage element L1, and charge storage element C1 are connected in series; the switching control module (100) is connected with the switch unit (1), and is designed to control ON/OFF of the switch unit (1), so as to control the energy flowing between the battery and the energy storage circuit; the energy superposition and transfer unit is connected with the energy storage circuit, and is designed to transfer the energy in the energy storage circuit to an energy storage element after the switch unit (1) switches on and then switches off, and then superpose the remaining energy in the energy storage circuit with the energy in the battery. The heating circuit provided in the present invention can improve the charge/discharge performance of a battery, enhance the safety of battery heating, and improve the working efficiency of the heating circuit, and energy recycling can be achieved.
Abstract translation: 一种电池加热电路，包括开关单元（1），开关控制模块（100），阻尼元件R1，能量存储电路和能量叠加和转移单元，其中，所述能量存储电路与所述电池 并且包括电流存储元件L1和电荷存储元件C1; 阻尼元件R1，开关单元（1），蓄电元件L1和电荷存储元件C1串联连接; 开关控制模块（100）与开关单元（1）连接，并被设计成控制开关单元（1）的接通/断开，以控制电池和能量存储电路之间的能量流动; 能量叠加和转移单元与能量存储电路连接，并且被设计成在开关单元（1）接通然后关闭之后将能量存储电路中的能量传递到能量存储元件，然后将剩余的 储能电路中的能量与电池中的能量有关。 本发明提供的加热电路可以提高电池的充放电性能，提高电池加热的安全性，提高加热电路的工作效率，能够实现能量循环。
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公开(公告)号：WO2012013073A1
公开(公告)日：2012-02-02
申请号：PCT/CN2011/074457
申请日：2011-05-20
Applicant: BYD COMPANY LIMITED , XU, Wenhui , HAN, Yaochuan , FENG, Wei , YANG, Qinyao , XIA, Wenjin , MA, Shibin
Inventor： XU, Wenhui , HAN, Yaochuan , FENG, Wei , YANG, Qinyao , XIA, Wenjin , MA, Shibin
CPC classification number: H01L23/345 , H01L2924/0002 , H01M10/615 , H01M10/625 , H01M10/651 , H01M10/657 , H01M10/6571 , H01M10/6572 , H02J7/0014 , H02J7/0054 , H02J7/0075 , H02J7/0091 , H02J7/0093 , H02M3/158 , Y02E60/12 , Y02T10/7055 , H01L2924/00
Abstract: A battery heating circuit, comprising a switch unit (1), a switching control module (100), a damping element R1, and an energy storage circuit, wherein, the energy storage circuit is connected with the battery, and comprises a current storage element L1 and a charge storage element C1; the damping element R1, switch unit (1), current storage element L1, and charge storage element C1 are connected in series; the switching control module (100) is connected with the switch unit (1), and is designed to control ON/OFF of the switch unit (1), so that the energy can flow to and fro between the battery and the energy storage circuit when the switch unit (1) switches on. The heating circuit provided in the present invention can improve the charge/discharge performance of a battery, enhance the safety of battery heating, and improve the working efficiency of the heating circuit.
Abstract translation: 一种电池加热电路，包括开关单元（1），开关控制模块（100），阻尼元件R1和能量存储电路，其中，所述能量存储电路与所述电池连接，并且包括电流存储元件 L1和电荷存储元件C1; 阻尼元件R1，开关单元（1），蓄电元件L1和电荷存储元件C1串联连接; 切换控制模块（100）与开关单元（1）连接，并被设计成控制开关单元（1）的接通/断开，使得能量能够在电池和能量存储电路之间来回流动 当开关单元（1）接通时。 本发明提供的加热电路可以提高电池的充放电性能，提高电池加热的安全性，提高加热回路的工作效率。
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Patent Agency Ranking
公开(公告)号：WO2012013070A1
公开(公告)日：2012-02-02
申请号：PCT/CN2011/074453
申请日：2011-05-20
Applicant: BYD COMPANY LIMITED , XU, Wenhui , HAN, Yaochuan , FENG, Wei , YANG, Qinyao , XIA, Wenjin , MA, Shibin
Inventor： XU, Wenhui , HAN, Yaochuan , FENG, Wei , YANG, Qinyao , XIA, Wenjin , MA, Shibin
CPC classification number: H01L23/345 , H01L2924/0002 , H01M10/615 , H01M10/625 , H01M10/651 , H01M10/657 , H01M10/6571 , H01M10/6572 , H02J7/0014 , H02J7/0054 , H02J7/0075 , H02J7/0091 , H02J7/0093 , H02M3/158 , Y02E60/12 , Y02T10/7055 , H01L2924/00
Abstract: A battery heating circuit, comprising a switch unit (1), a switching control module (100), a damping element R1, an energy storage circuit, and an energy superposition unit, wherein, the energy storage circuit is connected with the battery, and comprises a current storage element L1 and a charge storage element C1; the damping element R1, switch unit (1), current storage element L1, and charge storage element C1 are connected in series; the switching control module (100) is connected with the switch unit (1), and designed to control ON/OFF of the switch unit (1), so as to control the energy flowing between the battery and the energy storage circuit; the energy superposition unit is connected with the energy storage circuit, and is designed to superpose the energy in the energy storage circuit with the energy in the battery after the switch unit (1) switches on and then switches off. The heating circuit provided in the present invention can improve the charge/discharge performance of a battery, enhance the safety of battery heating, and improve the working efficiency of the heating circuit.
Abstract translation: 一种电池加热电路，包括开关单元（1），开关控制模块（100），阻尼元件R1，能量存储电路和能量叠加单元，其中能量存储电路与电池连接，以及 包括电流存储元件L1和电荷存储元件C1; 阻尼元件R1，开关单元（1），蓄电元件L1和电荷存储元件C1串联连接; 开关控制模块（100）与开关单元（1）连接，并被设计成控制开关单元（1）的接通/断开，以控制电池和能量存储电路之间的能量流动; 能量叠加单元与能量存储电路连接，并且被设计成在开关单元（1）接通然后断开之后，将蓄能电路中的能量与电池中的能量叠加。 本发明提供的加热电路可以提高电池的充放电性能，提高电池加热的安全性，提高加热电路的工作效率。
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公开(公告)号：WO2009043302A1
公开(公告)日：2009-04-09
申请号：PCT/CN2008/072560
申请日：2008-09-27
Applicant: BYD COMPANY LIMITED , WU, Zhengdong , ZHOU, Jun , YANG, Qinyao
Inventor： WU, Zhengdong , ZHOU, Jun , YANG, Qinyao
CPC classification number: H02J7/0026 , H01M10/425 , H01M10/441 , H01M2010/4271
Abstract: A multi-cell protection circuit and method. The multi-cell protection circuit comprises one or more multi-cell protection chips, a charge control switch (M2) and a discharge control switch (M1). Each multi-cell protection chip comprises a multi-cell protection integrated circuit module and an expansion connection module. The input terminals (VC1, VC2, VC3, GND1, VC4, VC5, VC6, VC7, GND) of the multi-cell protection integrated circuit module are connected to the positive and negative poles of corresponding cells. The output terminals (co, do) of the multi-cell protection integrated circuit module are connected to the interior signal input terminals (Dco, Ddo) of the expansion connection module. The expansion signal input terminals (exterior.co, exterior.do) of the expansion connection module are connected to expansion signal output terminals (Co', Do') of an expansion connection module in a multi-cell protection chip adjacent to this multi-cell protection chip. The output terminals (Co', Do') of the expansion connection module in the last multi-cell protection chip among the multi-cell protection chips connected in the multi-cell protection circuit are connected to the charge control switch and the discharge control switch, respectively.
Abstract translation: 多单元保护电路及方法。 多单元保护电路包括一个或多个多电池保护芯片，充电控制开关（M2）和放电控制开关（M1）。 每个多单元保护芯片包括多单元保护集成电路模块和扩展连接模块。 多单元保护集成电路模块的输入端子（VC1，VC2，VC3，GND1，VC4，VC5，VC6，VC7，GND）连接到相应单元的正极和负极。 多单元保护集成电路模块的输出端子（co，do）连接到扩展连接模块的内部信号输入端子（Dco，Ddo）。 扩展连接模块的扩展信号输入端子（exterior.co，exterior.do）连接到与该多模块相邻的多单元保护芯片中的扩展连接模块的扩展信号输出端子（Co'，Do'）， 电池保护芯片。 连接在多单元保护电路中的多单元保护芯片中的最后多单元保护芯片中的扩展连接模块的输出端子（Co'，Do'）连接到充电控制开关和放电控制开关 ， 分别。
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公开(公告)号：EP2193588B1
公开(公告)日：2015-04-08
申请号：EP08801014.5
申请日：2008-09-27
Applicant: BYD Company Limited
Inventor： WU, Zhengdong , ZHOU, Jun , YANG, Qinyao
CPC classification number: H02J7/0026 , H01M10/425 , H01M10/441 , H01M2010/4271
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公开(公告)号：EP2193588A1
公开(公告)日：2010-06-09
申请号：EP08801014.5
申请日：2008-09-27
Applicant: BYD Company Limited
Inventor： WU, Zhengdong , ZHOU, Jun , YANG, Qinyao
CPC classification number: H02J7/0026 , H01M10/425 , H01M10/441 , H01M2010/4271
Abstract: A multi-cell protection circuit and method. The multi-cell protection circuit comprises one or more multi-cell protection chips, a charge control switch (M2) and a discharge control switch (M1). Each multi-cell protection chip comprises a multi-cell protection integrated circuit module and an expansion connection module. The input terminals (VC1, VC2, VC3, GND1, VC4, VC5, VC6, VC7, GND) of the multi-cell protection integrated circuit module are connected to the positive and negative poles of corresponding cells. The output terminals (co, do) of the multi-cell protection integrated circuit module are connected to the interior signal input terminals (Dco, Ddo) of the expansion connection module. The expansion signal input terminals (exterior.co, exterior.do) of the expansion connection module are connected to expansion signal output terminals (Co', Do') of an expansion connection module in a multi-cell protection chip adjacent to this multi-cell protection chip. The output terminals (Co', Do') of the expansion connection module in the last multi-cell protection chip among the multi-cell protection chips connected in the multi-cell protection circuit are connected to the charge control switch and the discharge control switch, respectively.
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公开(公告)号：EP2939345A1
公开(公告)日：2015-11-04
申请号：EP13867635.8
申请日：2013-12-31
Applicant: BYD Company Limited
Inventor： LAN, Chengyu , YANG, Qinyao , CHEN, Gang
IPC: H03K17/567
CPC classification number: H03K17/567 , H03K17/14 , H03K17/168 , H03K17/785
Abstract: A driving circuit for an IGBT module (U4) is provided. The driving circuit includes: a gate driving resistor (R5) connected with the IGBT module (U4); a driving module connected with the gate driving resistor (R5); an integrating circuit connected with the driving module, in which the integrating circuit comprises an equivalent resistor and a first capacitor (C1) connected in series with the equivalent resistor, and a time constant of the integrating circuit is adjusted by changing a resistance of the equivalent resistor; a first optical coupler (U2) connected with the integrating circuit; and a micro control unit (U1), connected with the first optical coupler (U2).
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