CN105706348A - 线缆节点单元的供电电路、系统及供电方法 - Google Patents

线缆节点单元的供电电路、系统及供电方法 Download PDF

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Publication number
CN105706348A
CN105706348A CN201480050977.2A CN201480050977A CN105706348A CN 105706348 A CN105706348 A CN 105706348A CN 201480050977 A CN201480050977 A CN 201480050977A CN 105706348 A CN105706348 A CN 105706348A
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China
Prior art keywords
circuit
voltage
power supply
cable
node unit
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CN201480050977.2A
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CN105706348B (zh
Inventor
邵起明
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Singularity Xinyuan International Technology Development Beijing Co ltd
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Singularity Xinyuan International Technology Development Beijing Co ltd
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Priority to PCT/CN2014/074309 priority Critical patent/WO2015143720A1/zh
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Classifications

    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02MAPPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M1/00Details of apparatus for conversion
    • H02M1/36Means for starting or stopping converters
    • HELECTRICITY
    • H02GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02MAPPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
    • H02M3/00Conversion of dc power input into dc power output
    • H02M3/02Conversion of dc power input into dc power output without intermediate conversion into ac
    • H02M3/04Conversion of dc power input into dc power output without intermediate conversion into ac by static converters
    • H02M3/10Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode
    • H02M3/145Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal
    • H02M3/155Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only
    • H02M3/156Conversion of dc power input into dc power output without intermediate conversion into ac by static converters using discharge tubes with control electrode or semiconductor devices with control electrode using devices of a triode or transistor type requiring continuous application of a control signal using semiconductor devices only with automatic control of output voltage or current, e.g. switching regulators

Abstract

一种线缆节点单元的供电电路、系统及供电方法,所述线缆的各个节点单元的供电电路内均设置至少有降压电路(1)和缓启动电路(2),其中降压电路(1)用于将电源(3)输入端的电压降压后提供给线缆,且能够根据电压反馈端检测到降压电路的输出电压,调节输出电压。当线缆连接的电源(3)上电时,缓启动电路(2)使降压电路(1)的电压反馈端检测到的电压幅值升高,从而使降压电路(1)降低输出端输出电压的幅值,最终实现降压电路输出端的输出电压幅值缓慢上升,直到达到第一电压阈值,避免线缆所在系统启动时产生较大的冲击电流。

Description

PCT国内申请,说明书已公开。

Claims (1)

  1. PCT国内申请,权利要求书已公开。
CN201480050977.2A 2014-03-28 2014-03-28 线缆节点单元的供电电路、系统及供电方法 Active CN105706348B (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2014/074309 WO2015143720A1 (zh) 2014-03-28 2014-03-28 线缆节点单元的供电电路、系统及供电方法

Publications (2)

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CN105706348A true CN105706348A (zh) 2016-06-22
CN105706348B CN105706348B (zh) 2018-03-20

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CN201480050977.2A Active CN105706348B (zh) 2014-03-28 2014-03-28 线缆节点单元的供电电路、系统及供电方法

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WO (1) WO2015143720A1 (zh)

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1449099A (zh) * 2002-04-02 2003-10-15 罗姆股份有限公司 电源装置以及包括该装置的便携式机器
CN101027828A (zh) * 2004-11-26 2007-08-29 哉英电子股份有限公司 开关电源
JP2012050216A (ja) * 2010-08-26 2012-03-08 Mitsumi Electric Co Ltd 多出力電源装置
CN202333771U (zh) * 2011-10-14 2012-07-11 中联重科股份有限公司 一种电源保护电路以及工程机械

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4756936B2 (ja) * 2005-06-30 2011-08-24 キヤノン株式会社 電源制御装置
US20080136382A1 (en) * 2006-12-06 2008-06-12 Texas Instruments Incorporated Reference voltage generator for reduced voltage overshoot in a switch mode regulator at the end of soft-start
JP2009027773A (ja) * 2007-07-17 2009-02-05 Hitachi Ltd 電源装置、ic回路、及び情報処理装置、並びにソフトスタート制御方法
CN102685673B (zh) * 2012-05-18 2015-07-29 奇点新源国际技术开发(北京)有限公司 一种线缆系统
CN103546031B (zh) * 2012-07-09 2016-04-20 晶豪科技股份有限公司 具有缓启动电路的电压转换器

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1449099A (zh) * 2002-04-02 2003-10-15 罗姆股份有限公司 电源装置以及包括该装置的便携式机器
CN101027828A (zh) * 2004-11-26 2007-08-29 哉英电子股份有限公司 开关电源
JP2012050216A (ja) * 2010-08-26 2012-03-08 Mitsumi Electric Co Ltd 多出力電源装置
CN202333771U (zh) * 2011-10-14 2012-07-11 中联重科股份有限公司 一种电源保护电路以及工程机械

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WO2015143720A1 (zh) 2015-10-01
CN105706348B (zh) 2018-03-20

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Address after: Room 502-1, 5th floor, building 2, No.10 yard, KEGU 1st Street, Daxing District, Beijing 100176

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