CN1925255A - 高压节电器 - Google Patents

高压节电器 Download PDF

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CN1925255A
CN1925255A CNA2006101123184A CN200610112318A CN1925255A CN 1925255 A CN1925255 A CN 1925255A CN A2006101123184 A CNA2006101123184 A CN A2006101123184A CN 200610112318 A CN200610112318 A CN 200610112318A CN 1925255 A CN1925255 A CN 1925255A
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CN100570982C (zh
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戴如宏
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Shanghai Puyuan Energy Saving Technology Co ltd
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
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Abstract

本发明公开了一种高压节电器,其主要结构包括:主回路电抗线圈串联在高压线路中;自耦式抽头调压线圈与主回路电抗线圈并联,由转换开关控制接通不同的抽头改变主回路电抗线圈两端的电压;在同一变压铁芯上绕制有独立的平衡相位调整线圈。电抗线圈具有高压电抗滤波作用,既能使供电电压稳定保持在经济运行电压的范围内,又有滤波和三相电压电流平衡的作用,为用户避免了大量能源消耗,减少电费支出。同时由于用电设备处于经济运行电压,保护设备不经常超压运行,延长了设备使用寿命,减少了维修费用。

Description

高压节电器
技术领域
本发明涉及一种稳压节电装置,尤其涉及一种应用于高压线路中的稳压节电装置。
背景技术
随着电力工业的发展和国家对农村电网改造工程的完善,使原来电网末端电压偏低的现象得到了普遍的改善。但是,随之带来的问题是电网电压普遍偏高,特别是用电低谷时380V的电压升至425V也是常见现象,电压过高给电器设备带来极大的危害并造成能源的巨大浪费。
目前市场上运用于高压线路的节电设备不多,只有日本和台湾的极少数厂家生产高压电抗滤波设备,但是其功能单一,串联的电抗器电压是不可调整的,节能节电效果很差。低压系统的节电器只能在配电系统的低压侧节电,而对高压部分的变压器和其他高压用电设备根本没有效果。
发明内容
本发明提供了一套运用在高压电网中的降压稳压节能设备,解决了当前输配线路中的电压过高的问题,达到消除谐波、平衡电压、减少能源浪费、降低消耗的目的。
本发明的技术方案如下:主回路电抗线圈串联在高压线路中;自耦式抽头调压线圈与主回路电抗线圈并联,由转换开关控制接通不同的抽头改变主回路电抗线圈两端的电压;在同一变压铁芯上绕制有独立的平衡相位调整线圈。
本发明串连在电力变压器或者高压用电设备的前端使用。所述相位调整线圈绕组采用Δ接法。所述转换开关是用电力变压器的有载调压开关改制,根据所需输出电压在不用抽头之间任意转换。使用时根据线路电压的高低来选择所述高压节电器的档位,可手动选择,也可通过控制器设置一定电压进行自动调整。可在所述控制系统中增加高压电能计量和显示装置,随时观察节电效果,计算出节电率。
高压节电器型号规格的选择:
根据电力变压器高压侧的电压、功率或者高压用电设备的电压、功率进行选择。通常选择同等电压、同等功率的节电器。
高压节电器的安装使用方法:
安装前断开高压线路,将高压节电器和电力变压器高压侧串联,再接通电源即可使用。
根据线路电压的高低来选择节电器档位,可手动选择,也可通过控制器设置一定电压自动调整,使输入到电力变压器或其它用电设备的电压始终保持最佳工作点。
与现有技术相比,本发明的有益效果是:
1.线路中带有电抗线圈,具有高压电抗滤波作用。
2.既能使供电电压稳定保持在经济运行电压的范围内,又有滤波和三相电压电流平衡的作用,其节电效果与目前单纯滤波节电器相比好很多,为用户避免了大量能源消耗,减少电费支出。
3.由于用电设备处于经济运行电压,保护设备不经常超压运行,延长了设备使用寿命,减少了维修费用。
附图说明
图1是高压节电器内部接线示意图;
图2是绕组结构图;
图3是高压节电器外部连接图;
图4是在没有使用节电器的情况下24小时耗电示意图;
图5是使用节电器的情况下24小时耗电示意图;
图6是高压节电器安装示意图一;
图7是高压节电器安装示意图二。
具体实施方式
现结合附图及实施例对本发明作进一步详细说明。
参考图1,LT、LS、LR分别为三相主回路电抗线圈,串联在高压线路中(图中高压线左侧为输入端,右侧为输出端),起到滤除谐波降低电压的作用;Xt、Xs、Xr为三相电压调整线圈,Rt、Rs、Rr为相位调整线圈,C1、C2、C3为电力电容器,K为电压线圈抽头转换开关(用电力变压器有载调压开关改制),通过转换开关在调压线圈抽头N1、N2、N3、N4、N5和N6之间选择,使得主线圈LT、LS、LR感应得到不同的电压,保证主回路不断电,而且用小电流就可以控制主回路较大的电流。
参考图2,将LT、LS、LR均分在两个铁芯上,在电磁平衡的作用下起到了电压、电流平衡输出的作用,转换开关K通过与电缆线1和调整装置2相连接进行控制。
参考图3,其中3为高压节电器线圈绕组,外壳采用电力变压器壳体全密封式油冷;5为节电器控制柜,有手动调节和自动调节两种功能,同时能显示高压节电器工作状态和所有电力参数,以便判断设设置最佳工作电压值;4是连接用电缆线。
参考图4和图5,在某一固定负载电流下,在没有使用节电器时24小时耗电情况如图4所示,使用节电器时24小时耗电情况如图5所示,其中
Figure A20061011231800051
部分代表实际耗电量,
Figure A20061011231800052
部分代表节电部分,纵轴代表电压,横轴代表时间,5是电网电压,6是经济运行电压。通过图4和图5的比较可以发现,使用节电器的情况下将电压设定后,不论外界电压是否升降和波动,输入到用电设备的电压始终保持恒定,使得耗电量大幅度减少,达到稳压节能的效果。
参考图6和图7,分别是高压节电器在实际使用时的安装方法。图6是将节电器安装在用户电力变压器之前,电能计量装置之后;图7是节电器安装在高压用电设备之前,串联在配电房输出的高压线路中。
以上所述实施方式仅为本发明的优选实施例,本发明不限于上述实施例,对于本领域一般技术人员而言,在不背离本发明原理的前提下对它所做的任何显而易见的改动,都属于本发明的构思和所附权利要求的保护范围。

Claims (6)

1.一种高压节电器,其特征在于:
主回路电抗线圈串联在高压线路中;自耦式抽头调压线圈与主回路电抗线圈并联,由转换开关控制接通不同的抽头改变主回路电抗线圈两端的电压;在同一变压铁芯上绕制有独立的平衡相位调整线圈。
2.如权利要求1所述的高压节电器,其特征在于:串连在电力变压器或者高压用电设备的前端使用。
3.如权利要求1所述的高压节电器,其特征在于:所述相位调整线圈绕组采用Δ接法。
4.如权利要求1所述的高压节电器,其特征在于:所述转换开关是用电力变压器的有载调压开关改制,根据所需输出电压在不用抽头之间任意转换。
5.如权利要求1所述的高压节电器,其特征在于:根据线路电压的高低来选择所述高压节电器的档位,可手动选择,也可通过控制系统设置一定电压进行自动调整。
6.如权利要求1或5所述的高压节电器,其特征在于:可在所述控制系统中增加高压电能计量和显示装置,随时观察节电效果,计算出节电率。
CNB2006101123184A 2006-09-01 2006-09-01 高压节电器 Expired - Fee Related CN100570982C (zh)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102377112A (zh) * 2010-08-19 2012-03-14 上海泰旭节能科技有限公司 调压节电配电柜
CN106683851A (zh) * 2017-02-09 2017-05-17 成都祥和云端节能设备集团有限公司 一种安全与能效型系统变压器
CN108429274A (zh) * 2018-04-13 2018-08-21 山东信波新能源科技有限公司 一种综合高效节电装置

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1194151A (en) * 1968-01-24 1970-06-10 Gen Electric & English Elect Improvements in or relating to Voltage Stabilising Arrangements.
US4636708A (en) * 1985-06-05 1987-01-13 Westinghouse Electric Corp. Static VAR generator
NO322285B1 (no) * 2004-12-23 2006-09-11 Magtech As Booster
CN100386939C (zh) * 2005-11-18 2008-05-07 苏锐添 电力用户智能无功功率自动补偿节能器
CN200953474Y (zh) * 2006-09-01 2007-09-26 戴如宏 高压节电器

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102377112A (zh) * 2010-08-19 2012-03-14 上海泰旭节能科技有限公司 调压节电配电柜
CN106683851A (zh) * 2017-02-09 2017-05-17 成都祥和云端节能设备集团有限公司 一种安全与能效型系统变压器
CN108429274A (zh) * 2018-04-13 2018-08-21 山东信波新能源科技有限公司 一种综合高效节电装置

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