CN102735951B - 全自动变比组别测试仪 - Google Patents

全自动变比组别测试仪 Download PDF

Info

Publication number
CN102735951B
CN102735951B CN201210203501.0A CN201210203501A CN102735951B CN 102735951 B CN102735951 B CN 102735951B CN 201210203501 A CN201210203501 A CN 201210203501A CN 102735951 B CN102735951 B CN 102735951B
Authority
CN
China
Prior art keywords
full
transformation ratio
automatic transformation
input
outfan
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
CN201210203501.0A
Other languages
English (en)
Other versions
CN102735951A (zh
Inventor
高荣庆
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Zhou Yang
Original Assignee
Yangzhou Haiwo Electric Technology Development Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Yangzhou Haiwo Electric Technology Development Co Ltd filed Critical Yangzhou Haiwo Electric Technology Development Co Ltd
Priority to CN201210203501.0A priority Critical patent/CN102735951B/zh
Publication of CN102735951A publication Critical patent/CN102735951A/zh
Application granted granted Critical
Publication of CN102735951B publication Critical patent/CN102735951B/zh
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Landscapes

  • Measurement Of Current Or Voltage (AREA)
  • Testing Electric Properties And Detecting Electric Faults (AREA)

Abstract

一种全自动变比组别测试仪。变压器的两端与电压放大器和一组并排的电容器相连，其中一个电容与电流钳串联，电压与电流经过程控放大后由A/D转换器转换成数字信号输入控制器。本发明检测到经过多级放大后的电压与电流变化的数据更加精确。

Description

全自动变比组别测试仪
技术领域
本发明涉及一种测量变压器变比的测量装置。
背景技术
目前，一般采用变比电桥测量变压器的变比，但其操作过程繁琐，且测量范围狭窄，己经不适应现代测量的快节奏、高效率的要求。
发明内容
为了克服现有的变比电桥测量变压器变比操作过程繁琐、测量范围狭窄的不足；本发明提供一种全自动变比组别测试仪，该全自动变比组别测试仪具有智能化、体积小、精度高和稳定性好。
本发明解决其技术问题所采用的技术方案为：全自动变比组别测试仪的变压器的两端与电压放大器和一组并排的电容器相连，在所述的电容器中的一个上串联一个电流钳，电流钳的两个输出端分别与电流放大器和互感换算器的两个输入端相连，所述的电流放大器和所述的电压放大器的输出端分别与模数转换器的输入端相连，模数转换器的输出端与控制器的输入端相连；所述的互感换算器的输出端与所述的控制器输入端相连，所述的控制器与外设装置相连。
上述方案的一种优化方案为：所述的外设装置为液晶显示器与键盘。
本发明的有益效果是，本发明检测到经过多级放大后的电压与电流变化的数据更加精确。
附图说明
下面结合附图和实施例对本发明进一步说明。
图1为本发明的工作原理图。
具体实施方式
在图1中，全自动变比组别测试仪的变压器T的两端与电压放大器和一组并排的电容器C相连，在所述的电容器C中的一个上串联一个电流钳CT，电流钳CT的两个输出端分别与电流放大器和互感换算器的两个输入端相连，所述的电流放大器和所述的电压放大器的输出端分别与A/D转换器的输入端相连，A/D转换器的输出端与控制器的输入端相连；所述的互感换算器的输出端与所述的控制器输入端相连，所述的控制器与液晶显示器和键盘相连。

Claims (2)

1.一种全自动变比组别测试仪，其特征是：变压器的两端与电压放大器和一组并排的电容器相连，在所述的电容器中的一个上串联一个电流钳，电流钳的两个输出端分别与电流放大器和互感换算器的两个输入端相连，所述的电流放大器和所述的电压放大器的输出端分别与模数转换器的输入端相连，模数转换器的输出端与控制器的输入端相连；所述的互感换算器的输出端与所述的控制器输入端相连，所述的控制器与外设装置相连。
2.根据权利要求1所述的全自动变比组别测试仪，其特征是：所述的外设装置为液晶显示器与键盘。
CN201210203501.0A 2012-06-19 2012-06-19 全自动变比组别测试仪 Expired - Fee Related CN102735951B (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201210203501.0A CN102735951B (zh) 2012-06-19 2012-06-19 全自动变比组别测试仪

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201210203501.0A CN102735951B (zh) 2012-06-19 2012-06-19 全自动变比组别测试仪

Publications (2)

Publication Number Publication Date
CN102735951A CN102735951A (zh) 2012-10-17
CN102735951B true CN102735951B (zh) 2016-09-14

Family

ID=46991801

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201210203501.0A Expired - Fee Related CN102735951B (zh) 2012-06-19 2012-06-19 全自动变比组别测试仪

Country Status (1)

Country Link
CN (1) CN102735951B (zh)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104865455B (zh) * 2015-06-23 2018-02-09 江苏省电力公司苏州供电公司 配电变压器变比测量仪及其测量方法

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11166955A (ja) * 1997-12-03 1999-06-22 Tokyo Electric Power Co Inc:The ケーブルの劣化診断方法
CN101162245A (zh) * 2007-11-26 2008-04-16 天津理工大学 基于虚拟仪器的变压器变比测量系统
CN201163291Y (zh) * 2008-02-22 2008-12-10 上海思创电器设备有限公司 多功能变比测试装置
CN101566652A (zh) * 2008-04-25 2009-10-28 毕青春 一种伏安变比极性综合测试仪
CN202693689U (zh) * 2012-06-19 2013-01-23 扬州市双宝电力设备有限公司 全自动变比组别测试仪

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH11166955A (ja) * 1997-12-03 1999-06-22 Tokyo Electric Power Co Inc:The ケーブルの劣化診断方法
CN101162245A (zh) * 2007-11-26 2008-04-16 天津理工大学 基于虚拟仪器的变压器变比测量系统
CN201163291Y (zh) * 2008-02-22 2008-12-10 上海思创电器设备有限公司 多功能变比测试装置
CN101566652A (zh) * 2008-04-25 2009-10-28 毕青春 一种伏安变比极性综合测试仪
CN202693689U (zh) * 2012-06-19 2013-01-23 扬州市双宝电力设备有限公司 全自动变比组别测试仪

Also Published As

Publication number Publication date
CN102735951A (zh) 2012-10-17

Similar Documents

Publication Publication Date Title
CN203643502U (zh) 全自动微电流检测装置
CN204439725U (zh) 电容器组故障检测系统
CN203133226U (zh) 电流互感器回路极性测试仪
CN102735951B (zh) 全自动变比组别测试仪
CN202189670U (zh) 组合式电流变换器
CN203310986U (zh) 一种磁力测量仪
US20150084616A1 (en) System and method of measuring power produced by a power source
CN201837690U (zh) 无功补偿装置调试仪
CN202693689U (zh) 全自动变比组别测试仪
CN103105525A (zh) 电流钳的精度补偿方法及利用此电流钳的检测方法及系统
CN203607236U (zh) 一种超薄大电流互感器
CN203825100U (zh) 变压器变比测试仪
CN203732596U (zh) 一种电压互感器用玻璃釉高压分压电阻
CN208140771U (zh) 一种变压器电压测量仪
CN106680638A (zh) 智能变电站变压器电流回路的检测方法
CN202929120U (zh) 自校验式精密电池内阻仪
CN203949963U (zh) 一种双钳数字相位伏安表
CN206178022U (zh) 一种换流变压器阻抗电压分接切换试验装置
CN207650263U (zh) 一种变压器电压比测量电路
CN204028157U (zh) 一种电容电压转换电路
CN103941124A (zh) 一种直流输电换流阀饱和电抗器饱和特性测试方法
CN204441080U (zh) 一种低压开启式电流互感器
CN103869149A (zh) 交流小电流高精度检测模块
CN201673237U (zh) 一种交流自动耐压稳压装置
CN103278705A (zh) 一种多功能变比电桥测试仪及测试方法

Legal Events

Date Code Title Description
C06 Publication
PB01 Publication
C10 Entry into substantive examination
SE01 Entry into force of request for substantive examination
ASS Succession or assignment of patent right

Owner name: YANGZHOU HAIWO ELECTRIC SCIENCE TECHNOLOGY DEVELOP

Free format text: FORMER OWNER: YANGZHOU SHUANGBAO ELECTRIC EQUIPMENT CO., LTD.

Effective date: 20140514

C41 Transfer of patent application or patent right or utility model
TA01 Transfer of patent application right

Effective date of registration: 20140514

Address after: 225828 Jiangsu city of Yangzhou province Baoying County Town Industrial Zone Liu Bao double Po

Applicant after: Yangzhou Haiwo Electric Technology Development Co. Ltd.

Address before: Baoying Liubao Town Industrial Park 225828 Jiangsu city of Yangzhou Province

Applicant before: Yangzhou Shuangbao Electric Equipment Co.,Ltd.

C14 Grant of patent or utility model
GR01 Patent grant
C41 Transfer of patent application or patent right or utility model
TR01 Transfer of patent right

Effective date of registration: 20161125

Address after: 225800 Yangzhou, Baoying Province Economic Development Zone Dongyang road Jin Yuan Century City District, room 13, building 401, room

Patentee after: Zhou Yang

Address before: 225828 Jiangsu city of Yangzhou province Baoying District Liu Bao County of Jiangsu Province town industrial double Po

Patentee before: Yangzhou Haiwo Electric Technology Development Co. Ltd.

CF01 Termination of patent right due to non-payment of annual fee
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20160914

Termination date: 20170619