WO2016187753A1 - 大功率智能充电机 - Google Patents

大功率智能充电机 Download PDF

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Publication number
WO2016187753A1
WO2016187753A1 PCT/CN2015/079597 CN2015079597W WO2016187753A1 WO 2016187753 A1 WO2016187753 A1 WO 2016187753A1 CN 2015079597 W CN2015079597 W CN 2015079597W WO 2016187753 A1 WO2016187753 A1 WO 2016187753A1
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Prior art keywords
circuit
inductor
capacitor
input terminal
resistor
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PCT/CN2015/079597
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English (en)
French (fr)
Inventor
马岩
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马岩
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Publication date
Application filed by 马岩 filed Critical 马岩
Priority to PCT/CN2015/079597 priority Critical patent/WO2016187753A1/zh
Publication of WO2016187753A1 publication Critical patent/WO2016187753A1/zh

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
    • H02J7/02—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from ac mains by converters

Definitions

  • the utility model belongs to the field of electronics, and in particular relates to a high-power intelligent charger.
  • the original conventional charger has the defects of slow dynamic response, poor stability, and high cost.
  • the purpose of an embodiment of the present invention is to provide a high-power intelligent charger
  • the aim is to solve the problems of high cost, poor stability and slow dynamic response of existing technical solutions.
  • the utility model provides an intelligent charging circuit, the circuit comprising: an input filter rectifier circuit and a PFC a correction control circuit, a main power conversion circuit, an output filter rectification circuit, a micro-controller and a main controller; the input filter rectification circuit comprises: a variable resistor, a resistor, a capacitor, an inductor, a rectifier bridge; wherein;
  • variable resistor RT The two ends of the variable resistor RT are respectively connected to the positive input terminal and the negative input terminal, and the capacitor C1 and the capacitor C2 are connected in parallel between the positive input terminal and the negative input terminal, and the resistor R1, the resistor R2 and the resistor R3 are connected in parallel at the positive input terminal.
  • one end of the inductor L1 is connected to the positive input terminal, the other end of the inductor L1 is connected to one end of the inductor L3, and the other end of the inductor L3 is connected to the first port of the rectifier bridge; one end of the inductor L2 is connected to the negative input terminal, and the inductor The other end of L2 is connected to one end of the inductor L4, the other end of the inductor L4 is connected to the port 3 of the rectifier bridge; the port 4 of the rectifier bridge is connected to the input end of the PFC correction control circuit 11; the common connection point of the capacitor C1 and the capacitor C2 is grounded.
  • the common connection point of the capacitor C4 and the capacitor C5 is grounded, one end of the capacitor C7 is grounded, and the other end of the capacitor C7 is connected to the port 2 of the rectifier bridge.
  • the input filter rectifier circuit is connected to the PFC correction control circuit, PFC
  • the correction control circuit and the main power conversion circuit are connected to the microprocessor, and the main controller is connected to the main power conversion circuit, the output filter rectification circuit and the microprocessor.
  • the technical solution provided by the utility model provides a high-power intelligent charging machine, which has Low cost, high stability and fast dynamic response.
  • FIG. 1 is a structural block diagram of a high-power intelligent charger provided by the present invention.
  • FIG. 2 is a circuit schematic diagram of an input filter rectifier circuit provided by the present invention.
  • the utility model provides an intelligent charging circuit, which is shown in Figures 1 and 2, and comprises: an input filter rectifier circuit 10 , PFC Correction control circuit 11, main power conversion circuit 12, output filter rectification circuit 13, micro-processor 14 and main controller 15;
  • the input filter rectifier circuit 10 is connected to the PFC correction control circuit 11, and the PFC correction control circuit 11
  • the main power conversion circuit 12 is connected to the microprocessor 14, and the main controller 15 is connected to the main power conversion circuit 12, the output filter rectification circuit 13, and the microprocessor 14.
  • the smart charger adopts the most advanced TI chip UCC2895 and the MCU (TLSC3520) provided by Taiwan Lingwei Company to carry out the topology control, and then realize the soft switch control.
  • the so-called soft switch the control switch tube is used. Turns off when the voltage across it is zero, or when the current flowing through the switch is zero. At this point, the switching loss of the conventional hard switch can be overcome, and the switching loss of the ideal soft switch is zero, thereby improving the transmission efficiency of the smart charger.
  • the input filter rectifier circuit 10 is as shown in FIG. 2, and includes: a variable resistor, a resistor, a capacitor, an inductor, and a rectifier bridge; wherein;
  • variable resistor RT The two ends of the variable resistor RT are respectively connected to the positive input terminal and the negative input terminal, and the capacitor C1 and the capacitor C2 are connected in parallel between the positive input terminal and the negative input terminal, and the resistor R1, the resistor R2 and the resistor R3 are connected in parallel at the positive input terminal.
  • one end of the inductor L1 is connected to the positive input terminal, the other end of the inductor L1 is connected to one end of the inductor L3, and the other end of the inductor L3 is connected to the first port of the rectifier bridge; one end of the inductor L2 is connected to the negative input terminal, and the inductor The other end of L2 is connected to one end of the inductor L4, the other end of the inductor L4 is connected to the port 3 of the rectifier bridge; the port 4 of the rectifier bridge is connected to the input end of the PFC correction control circuit 11; the common connection point of the capacitor C1 and the capacitor C2 is grounded.
  • the common connection point of the capacitor C4 and the capacitor C5 is grounded, one end of the capacitor C7 is grounded, and the other end of the capacitor C7 is connected to the port 2 of the rectifier bridge.
  • the intelligent charger has been designed with professional matching schemes, with unattended charging management mode, and has charging management functions such as constant current, constant voltage, over temperature, over current, over voltage, timing and fault indication.
  • the new input filter rectifier circuit has high charging voltage and current control precision, which makes the battery charging safer and more reliable, and its dynamic response is greatly improved. Pulse charging management for low battery voltage or over-discharge battery voltage segmentation protects the charger and battery from large surges, effectively increasing the life of the charger and battery.

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Charge And Discharge Circuits For Batteries Or The Like (AREA)

Abstract

一种智能充电电路，所述电路包括：输入滤波整流电路（10）、PFC校正控制电路（11）、主功率变换电路（12）、输出滤波整流电路（13）、微处器（14）和主控制器（15）；所述输入滤波整流电路（10）包括：可变电阻、电阻、电容、电感、整流桥。该智能充电电路具有可靠性高，成本低的优点。

Description

大功率智能充电机 技术领域
本实用新型属于电子领域，尤其涉及一种大功率智能充电机。
背景技术
近两年来由于国家号召新能源行业的兴起，该行业已广泛应用于民生及生活的各个领域，与之相关的智能充电机产业也相继的发展壮大。由于市场上现在很多生产的电池智能充电机厂家对产品的技术指标不是很深入的了解，特别是对一些容易造成安全隐患的指标没能采取有效的控制，加之市场上电池种类泛多，对智能充电机没有统一的规范，这样就有可能造成混用，从而会出现过充或充电不足的现象，甚至引起电池的起火或爆炸，出现安全隐患。
在实现现有技术的方案中，发现现有技术存在如下技术问题：
原来的传统充电机存在动态响应慢、稳定性差、成本高等缺陷。
 技术问题
本实用新型实施例的目的在于提供一种 大功率智能充电机 ，旨在解决现有的技术方案成本高、稳定性差和动态响应慢的问题。
技术解决方案
本实用新型提供一种智能充电电路，所述电路包括：输入滤波整流电路、 PFC 校正控制电路、主功率变换电路、输出滤波整流电路、微处器和主控制器；所述 输入滤波整流电路包括：可变电阻、电阻、电容、电感、整流桥；其中；
可变电阻RT的两端分别与正输入端和负输入端连接，电容C1和电容C2并联连接在正输入端和负输入端之间，电阻R1、电阻R2、电阻R3并联连接在正输入端和负输入端之间，电感L1的一端连接正输入端，电感L1的另一端连接电感L3的一端，电感L3的另一端连接整流桥的1号端口；电感L2的一端连接负输入端，电感L2的另一端连接电感L4的一端，电感L4的另一端与整流桥的3号端口连接；整流桥的4号端口连接PFC校正控制电路11的输入端；电容C1和电容C2的公共连接点接地，电容C4和电容C5的公共连接点接地，电容C7的一端接地，电容C7的另一端连接整流桥的2号端口。
优选地， 输入滤波整流电路与 PFC 校正控制电路连接， PFC 校正控制电路和主功率变换电路与微处理器连接，主控制器与主功率变换电路、输出滤波整流电路和微处理器连接。
 有益效果
在本实用新型实施例中，本实用新型提供的技术方案提供一种 大功率智能充电机，具有 成本低、稳定性高和动态响应快 的 优点。
附图说明
图 1 为本实用新型提供的 大功率智能充电机 的结构框图；
图 2 是本实用新型提供的 输入滤波整流电路 的电路原理图 。
 本发明的实施方式
为了使本实用新型的目的、技术方案及优点更加清楚明白，以下结合附图及实施例，对本实用新型进行进一步详细说明。应当理解，此处所描述的具体实施例仅仅用以解释本实用新型，并不用于限定本实用新型。
本实用新型提供一种智能充电电路，该电路如图 1 、 2 所示，包括：输入滤波整流电路 10 、 PFC 校正控制电路 11 、主功率变换电路 12 、输出滤波整流电路 13 、微处器 14 和主控制器 15 ；
其中，输入滤波整流电路 10 与 PFC 校正控制电路 11 连接， PFC 校正控制电路 11 和主功率变换电路 12 与微处理器 14 连接，主控制器 15 与主功率变换电路 12 、输出滤波整流电路 13 和微处理器 14 连接。
为此本智能充电机采用国际最先进的TI公司芯片UCC2895与台湾凌微公司提供的MCU（TLSC3520）结合在一起进行展开拓扑结构控制，进而实现软开关控制，所谓软开关：是用控制开关管在其两端的电压为零时导通电流，或是流过开关管的电流为零时关断。至此就能克服传统的硬开关的开关损耗，理想的软开关的开关损耗为零，从而提高智能充电机的传输效率。
可选的，上述输入滤波整流电路10如图2所示，包括：可变电阻、电阻、电容、电感、整流桥；其中；
可变电阻RT的两端分别与正输入端和负输入端连接，电容C1和电容C2并联连接在正输入端和负输入端之间，电阻R1、电阻R2、电阻R3并联连接在正输入端和负输入端之间，电感L1的一端连接正输入端，电感L1的另一端连接电感L3的一端，电感L3的另一端连接整流桥的1号端口；电感L2的一端连接负输入端，电感L2的另一端连接电感L4的一端，电感L4的另一端与整流桥的3号端口连接；整流桥的4号端口连接PFC校正控制电路11的输入端；电容C1和电容C2的公共连接点接地，电容C4和电容C5的公共连接点接地，电容C7的一端接地，电容C7的另一端连接整流桥的2号端口。
本智能充电机进行了专业的配套方案设计，具有无人值守充电管理模式，具有恒流、恒压、过温、过流、过压、定时、故障指示等充电管理功能。尤其是全新的输入滤波整流电路其充电电压电流控制精度高，使得电池充电更安全可靠，另外其动态响应也大大的提高。对低电池电压或过放电电池电压分段进行脉冲充电管理，使充电器和电池免受大的浪涌冲击，有效地提高了充电机和电池的使用寿命。
需要说明的是，上述 PFC 校正控制电路 11 、主功率变换电路 12 、输出滤波整流电路 13 均可以使用现有技术提供的电路，微处理器和主控制器的芯片也未变动，本实用新型对上述电路并没有相应的改动。
以上所述仅为本实用新型的较佳实施例而已，并不用以限制本实用新型，凡在本实用新型的精神和原则之内所作的任何修改、等同替换和改进等，均应包含在本实用新型的保护范围之内。

Claims (2)

  1. 一种智能充电电路，所述电路包括：输入滤波整流电路、 PFC 校正控制电路、主功率变换电路、输出滤波整流电路、微处器和主控制器；其特征在于，所述 输入滤波整流电路包括：可变电阻、电阻、电容、电感、整流桥；其中；
    可变电阻RT的两端分别与正输入端和负输入端连接，电容C1和电容C2并联连接在正输入端和负输入端之间，电阻R1、电阻R2、电阻R3并联连接在正输入端和负输入端之间，电感L1的一端连接正输入端，电感L1的另一端连接电感L3的一端，电感L3的另一端连接整流桥的1号端口；电感L2的一端连接负输入端，电感L2的另一端连接电感L4的一端，电感L4的另一端与整流桥的3号端口连接；整流桥的4号端口连接PFC校正控制电路11的输入端；电容C1和电容C2的公共连接点接地，电容C4和电容C5的公共连接点接地，电容C7的一端接地，电容C7的另一端连接整流桥的2号端口。
  2. 如权利要求 1 所述的智能充电电路，其特征在于，输入滤波整流电路与 PFC 校正控制电路连接， PFC 校正控制电路和主功率变换电路与微处理器连接，主控制器与主功率变换电路、输出滤波整流电路和微处理器连接。
PCT/CN2015/079597 2015-05-22 2015-05-22 大功率智能充电机 WO2016187753A1 (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11903837B2 (en) 2017-07-28 2024-02-20 Active Implants LLC Two-piece floating joint replacement device with a rigid backing material

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CN101359841A (zh) * 2007-07-31 2009-02-04 上海施能电器设备厂 充电机
CN203312888U (zh) * 2013-07-03 2013-11-27 上海中科深江电动车辆有限公司 用于电动车辆动力电池充电的车载充电电路结构
CN203645544U (zh) * 2013-11-08 2014-06-11 江苏玖宇实业有限公司 一种大功率充电模块
CN204089315U (zh) * 2014-09-19 2015-01-07 温州大学 一种蓄电池的高性能充电电路

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101359841A (zh) * 2007-07-31 2009-02-04 上海施能电器设备厂 充电机
CN203312888U (zh) * 2013-07-03 2013-11-27 上海中科深江电动车辆有限公司 用于电动车辆动力电池充电的车载充电电路结构
CN203645544U (zh) * 2013-11-08 2014-06-11 江苏玖宇实业有限公司 一种大功率充电模块
CN204089315U (zh) * 2014-09-19 2015-01-07 温州大学 一种蓄电池的高性能充电电路

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US11903837B2 (en) 2017-07-28 2024-02-20 Active Implants LLC Two-piece floating joint replacement device with a rigid backing material

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