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1.发明申请
公开(公告)号：WO2014146596A1
公开(公告)日：2014-09-25
申请号：PCT/CN2014/073814
申请日：2014-03-21
Inventor： LI, Longfei , LIANG, Shulin , TANG, Xiaohua
CPC classification number: B60L11/1851 , B60L1/00 , B60L1/10 , B60L3/0092 , B60L3/04 , B60L11/1853 , B60L11/1855 , B60L11/1866 , B60L2210/12 , B60L2240/526 , H02J1/06 , H02J7/1423 , Y02T10/7011 , Y02T10/7061 , Y02T10/7233 , Y02T10/92
Abstract: A power supply system for an electric vehicle includes a battery module (10), a first DC/DC converter (20), a second DC/DC converter (30), a first switch (K1), a second switch (K2) and a third switch (K3). The battery module (10) has a negative electrode (a), a first positive electrode (b) and a second positive electrode (c). The first DC/DC converter (20) has an input terminal (21) connected with the second positive electrode (c). The second DC/DC converter (30) has an input terminal (31) connected with the second positive electrode (c). The first switch (K1) is connected between the second positive electrode (c) and the first DC/DC converter (20). The second switch (K2) is connected between the second positive electrode (c) and the second DC/DC converter (30). The third switch (K3) is connected between the first positive electrode (b) and an output terminal (31) of the second DC/DC converter (30).
Abstract translation: 一种用于电动车辆的电源系统包括电池模块（10），第一DC / DC转换器（20），第二DC / DC转换器（30），第一开关（K1），第二开关（K2）和 第三开关（K3）。 电池模块（10）具有负极（a），第一正极（b）和第二正极（c）。 第一DC / DC转换器（20）具有与第二正极（c）连接的输入端子（21）。 第二DC / DC转换器（30）具有与第二正极（c）连接的输入端子（31）。 第一开关（K1）连接在第二正极（c）和第一DC / DC转换器（20）之间。 第二开关（K2）连接在第二正极（c）和第二DC / DC转换器（30）之间。 第三开关（K3）连接在第一正极（b）和第二DC / DC转换器（30）的输出端子（31）之间。
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公开(公告)号：WO2013075623A1
公开(公告)日：2013-05-30
申请号：PCT/CN2012/084942
申请日：2012-11-21
Applicant: SHENZHEN BYD AUTO R&D COMPANY LIMITED , BYD COMPANY LIMITED
Inventor： CHEN, Shichao , LIANG, Shulin , TANG, Xiaohua
IPC: H02M3/315
CPC classification number: H02M3/33584
Abstract: A DC/DC bidirectional converter comprises: a first transformer (Tl ) with a variable turn ratio, a second transformer (T2) with a variable turn ratio, a first switch (Kl), a second switch (K2), a high voltage control module (1) and a low voltage control module (2). The first switch (Kl) and the second switch (K2) are configured to switch on alternately to control the turn ratio of the first transformer (Tl) and the turn ratio of the second transformer (T2), in which a secondary coil of the first transformer (Tl) and a second coil of the second transformer (T2) are connected via the first switch (Kl) or the second switch (K2). The high voltage control module (1) is used for high voltage AC/DC conversion and the low voltage control module (2) is used for low voltage AC/DC conversion. The DC/DC bidirectional converter has advantages of small size, light weight and low cost.
Abstract translation: DC / DC双向转换器包括：具有可变匝数比的第一变压器（T1），具有可变匝数比的第二变压器（T2），第一开关（K1），第二开关（K2），高压控制 模块（1）和低压控制模块（2）。 第一开关（K1）和第二开关（K2）被配置为交替地接通以控制第一变压器（T1）的匝数比和第二变压器（T2）的匝数比，其中， 第一变压器（T1）和第二变压器（T2）的第二线圈经由第一开关（K1）或第二开关（K2）连接。 高压控制模块（1）用于高压交流/直流转换，低压控制模块（2）用于低压交流/直流转换。 DC / DC双向转换器具有体积小，重量轻，成本低的优点。
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公开(公告)号：EP2520003A1
公开(公告)日：2012-11-07
申请号：EP10840577.0
申请日：2010-12-29
Applicant: BYD Company Limited , Shenzhen BYD Auto R&D Company Limited
Inventor： GUO, Guangxi , XU, Yang , LIANG, Shulin , ZHANG, Jianhua
CPC classification number: H02J7/35 , H01M10/465
Abstract: A solar charger for charging a power battery is provided, comprising: a photo-sensitive unit configured to detect light intensity; a charging unit configured to receive a voltage transformed from solar energy and to boost the voltage for charging the power battery; a switch unit coupled between the charging unit and the power battery and configured to disconnect the charging unit from the power battery or connect the charging unit with the power battery; and a control unit coupled to each of the photo-sensitive unit, the switch unit, and the charging unit, and configured to switch on the charging unit and the switch unit when the light intensity is higher than a first predetermined value to charge the power battery.
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公开(公告)号：EP2622708B1
公开(公告)日：2019-04-03
申请号：EP11828074.2
申请日：2011-09-21
Applicant: BYD Company Limited , Shenzhen BYD Auto R&D Company Limited
Inventor： XU, Yang , LIANG, Shulin , ZHANG, Jianhua
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公开(公告)号：EP2520003B1
公开(公告)日：2016-03-30
申请号：EP10840577.0
申请日：2010-12-29
Applicant: BYD Company Limited , Shenzhen BYD Auto R&D Company Limited
Inventor： GUO, Guangxi , XU, Yang , LIANG, Shulin , ZHANG, Jianhua
CPC classification number: H02J7/35 , H01M10/465
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Patent Agency Ranking
公开(公告)号：EP2622708A1
公开(公告)日：2013-08-07
申请号：EP11828074.2
申请日：2011-09-21
Applicant: BYD Company Limited , Shenzhen BYD Auto R&D Company Limited
Inventor： XU, Yang , LIANG, Shulin , ZHANG, Jianhua
CPC classification number: B60L3/0069 , B60L3/0046 , B60L8/003 , B60L11/1812 , B60L11/1868 , B60L2210/12 , B60L2210/14 , B60L2240/545 , B60L2240/547 , B60L2240/549 , B60L2250/10 , B60L2250/16 , H02J7/35 , Y02T10/7005 , Y02T10/7066 , Y02T10/7072 , Y02T10/7083 , Y02T10/7225 , Y02T10/7233 , Y02T10/92 , Y02T90/127 , Y02T90/14
Abstract: A control system of a solar power supply for a vehicle is provided. The control system includes a solar battery pack and a control module. The solar battery is connected to an auxiliary power module, the control module, a DC/DC buck converter via a first switch, and connected to a DC/DC boost converter via a second switch. The DC/DC buck converter is connected to a low-voltage load, a starting battery and the control module. The DC/DC boost converter is connected to a high-voltage load, the control module, a power battery pack via a main contactor.
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公开(公告)号：WO2011079789A1
公开(公告)日：2011-07-07
申请号：PCT/CN2010/080423
申请日：2010-12-29
Applicant: BYD COMPANY LIMITED , GUO, Guangxi , XU, Yang , LIANG, Shulin , ZHANG, Jianhua
Inventor： GUO, Guangxi , XU, Yang , LIANG, Shulin , ZHANG, Jianhua
CPC classification number: H02J7/35 , H01M10/465
Abstract: A solar charger (100) for charging a power battery is provided, which includes: a photo-sensitive unit (101) configured to detect light intensity; a charging unit (103) configured to receive a voltage transformed from solar energy and to boost the voltage so as to supply the voltage to the power battery; a switch unit (102) coupled between the charging unit (103) and the power battery, and configured to disconnect the power battery from the charging unit (103) or connect the power battery with the charging unit (103); and a control unit (104) coupled to the photo-sensitive unit (101), the charging unit (103) and the switch unit (102) respectively, and configured to switch on the charging unit (103) and the switch unit (102) when the light intensity is higher than a first predetermined value so as to charge the power battery. The solar charger (100) can be used for high-power devices such as electric buses and vehicles.
Abstract translation: 提供一种用于对动力电池充电的太阳能充电器（100），其包括：被配置为检测光强度的光敏单元（101） 充电单元（103），被配置为接收从太阳能转换的电压并且升高所述电压以将电压提供给所述动力电池; 连接在所述充电单元（103）和所述动力电池之间的开关单元（102），并且被配置为将所述动力电池与所述充电单元（103）断开或者将所述动力电池与所述充电单元（103）连接; 以及分别耦合到光敏单元（101），充电单元（103）和开关单元（102）的控制单元（104），并且被配置为接通充电单元（103）和开关单元（102 ），以便对动力电池进行充电。 太阳能充电器（100）可用于电动公交车和车辆等大功率设备。
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公开(公告)号：WO2012041178A1
公开(公告)日：2012-04-05
申请号：PCT/CN2011/079973
申请日：2011-09-21
Applicant: BYD COMPANY LIMITED , XU, Yang , LIANG, Shulin , ZHANG, Jianhua
Inventor： XU, Yang , LIANG, Shulin , ZHANG, Jianhua
CPC classification number: B60L3/0069 , B60L3/0046 , B60L8/003 , B60L11/1812 , B60L11/1868 , B60L2210/12 , B60L2210/14 , B60L2240/545 , B60L2240/547 , B60L2240/549 , B60L2250/10 , B60L2250/16 , H02J7/35 , Y02T10/7005 , Y02T10/7066 , Y02T10/7072 , Y02T10/7083 , Y02T10/7225 , Y02T10/7233 , Y02T10/92 , Y02T90/127 , Y02T90/14
Abstract: A control system and a method for powering a vehicle with solar energy. The control system comprises a solar battery unit (1); a buck DC/DC converter (2); a boost DC/DC converter (3); an auxiliary power module (4) electrically connected with the solar battery unit (1); a control module (5) electrically connected with the solar battery unit (1), the buck DC/DC converter (2), and the boost DC/DC converter (3); a starting battery (7) electrically connected with the buck DC/DC converter (2); a power battery pack (9) electrically connected with the boost DC/DC converter (3) via a main contactor (K5); a battery manager (10) electrically connected with the control module (5), the power battery pack (9), the starting battery (7) via a third switch (K3), and the auxiliary power module (4) via a fourth switch (K4); and a photosensitive sensor (11) connected with the control module (5). The control system and the method can maximally use the solar energy to supply power to the vehicle load or charge the power battery pack.
Abstract translation: 一种用于为具有太阳能的车辆供电的控制系统和方法。 控制系统包括太阳能电池单元（1）; 降压DC / DC转换器（2）; 升压DC / DC转换器（3）; 与太阳能电池单元（1）电连接的辅助电源模块（4）; 与太阳能电池单元（1）电连接的控制模块（5），降压DC / DC转换器（2）和升压DC / DC转换器（3）; 与降压DC / DC转换器（2）电连接的起动电池（7）; 通过主接触器（K5）与升压DC / DC转换器（3）电连接的动力电池组（9）; 经由第三开关（K3）与控制模块（5），动力电池组（9），起动电池（7）以及辅助电力模块（4）经由第四开关电连接的电池管理器（10） （K4）; 以及与所述控制模块（5）连接的光敏传感器（11）。 控制系统和方法可以最大限度地利用太阳能来向车辆负载供电或为动力电池组充电。
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公开(公告)号：EP3995352A1
公开(公告)日：2022-05-11
申请号：EP20835317.7
申请日：2020-06-18
Applicant: BYD Company Limited
Inventor： TENG, Jingcui , LIANG, Shulin , LIU, Yu , WANG, Chao
Abstract: This application discloses an energy conversion apparatus, a power system, and a vehicle. The energy conversion apparatus includes: an inductor (12), where an end of the inductor is connected to an external charging port (2); a bridge arm converter (13), connected between an external battery (3) and the external charging port (2), where the bridge arm converter (13) includes a first phase bridge arm (131), a second phase bridge arm (132), and a third phase bridge arm (133) connected in parallel, and an other end of the inductor (12) is connected to the first phase bridge arm (131); a voltage transformation unit (14), where an input end of the voltage transformation unit is separately connected to the second phase bridge arm (132) and the third phase bridge arm (133); and a first bidirectional H-bridge (15), connected between an output end of the voltage transformation unit (14) and the external battery (3).
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公开(公告)号：EP4518602A2
公开(公告)日：2025-03-05
申请号：EP25152126.6
申请日：2021-07-01
Applicant: BYD Company Limited
Inventor： WU, Bin , LONG, Baochaun , DU, Lianjun , LIANG, Shulin , WANG, Chao
IPC: H05K7/20
Abstract: A vehicle-mounted power supply apparatus and a vehicle having same. The vehicle-mounted power supply apparatus (100) includes: a housing (110), a magnetic device (120), and a shielding component (130). A mounting position (111) is arranged in the housing (110). The magnetic device (120) is an integrated part and is arranged at the mounting position (111). The shielding component (130) is arranged in the housing (110), and the shielding component (130) surrounds a periphery of the mounting position (111).
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