产品试验报告剖析

1、中华人民共和国西安西变中特电气有限责任公司XI AN XIBIAN ZHONGTE ELECTRIC CO., LTD . THE PEOPLE S REPUBLIC OF CHINAREPORT NO.ZT1710A1828.1SBSERIAL NO.2022030225TYPESZ11-10000/35产品试验报告TEST REPORT OF PRODUCT广品工号：2022030225 Serial No.页数：1/9Page西安西变中特电气有限责任公司产品试验报告XI AN XIBIAN ZHONGTE ELECTRIC CO., LTD. TEST REPORT目录CONTENTS1

2、. .技术参数 2Specification2. 保证值、允差及测量值 3Guaranteed value、tolerance and measured value3. 试验结论 3The test conclusion4. 电压比测量及联结组标号检定 4Voltage ratio test and check of connection symbol5. 绕组电阻测量 4Measurement of winding resistance6. 绝缘电阻及介损测量 5Measurement of insulation resistance and tan 87. 油箱及储油柜密封试验 5Oil

3、tank and conservator hermetic test8. 外施耐压试验 5Separate source voltage withstand test9. 空载损耗及空载电流的测量 6Measurement of no-load loss and no-load current10. 空载电流谐波分析 7Harmonic analyze of no-load current11. 负载损耗及短路阻抗的测量 7Measurement of load loss and impedance12. 零序阻抗测量 7Measurement of zero-sequence impedan

4、ce13. 感应耐压试验 8Induced over voltage withstand test14. 有载分接开关试验 8On-load tap changer test15. 绕组频率响应特性曲线 8Measurement of transformer winding frequency-response16. 有载开关过渡电阻及波形 8Transition resistances and oscillogram of the on-load tap-changer17. 绝缘油试验9Insulation oil test四安四变中特电气启限责任公司产品试验报告XI AN XIBIAN

5、ZHONGTE ELECTRIC CO., LTD. TEST REPORT产品工号：2022030225 Serial No.页数：2/9Page1.技木参数Specification产品工号2022030225 技术协议2022030225JXSerial No.Agreement产品型式SZ11-10000/35 频率 50HzTypeFrequency联结组标号 YNd11 冷却方式 ONANConnection symbolType of cooling相 数 3 绕组温升 65KNumber of phaseTemp. Rise of winding油面温升 55K 技术标准ZT1

6、710A1828.1Temp. Rise of top oilTechnical regulation绝缘水平h.v.线路端子LI/AC 200/85 kVInsulation levelLine terminalh.v.中性点端子LI/AC200/85 kVNeutral terminall.v.线路端子LI/AC75/35 kVLine terminal绕组额定值Rating value of winding绕组Windingh.v.l.v.容量(MVA)Rated power1010电压(kV) Voltage3510.5分接()Tapping3X2.5-电流(A) Current165

7、.0549.9四安四变中特电气启限责任公司产品试验报告XI AN XIBIAN ZHONGTE ELECTRIC CO., LTD. TEST REPORT产品工号：2022030225 Serial No.页数：3/9Page2.保证值实测值允差Guaranteed value Measured value Tolerance项目Item保证值Guaranteed value允差(%)Tolerance实测值Measured value1空载损耗(kW)No load loss10+09.322空载电流()No load current0.6+00.183负载损耗(kW)Load loss4

8、7+046.214总损耗(kW)Total loss57+055.535阻抗电压(%)Impedance voltage7.5 57.383.试验结论The test conclusion本产品依据中华人民共和国标准(GB)、西安西变中特电气有限责任公司技术条件以及用户技术协议进行试验.试验结果符合以上标准、技术条件、技术协议,试验合格.Tests are performed in accordance with THE PEOPLES REPUBLIC OF CHINA NATIONAL S STANDARD(GB)、the technical requirements of the cli

9、ent and. XI AN XIBIAN ZHONGTE ELECTRIC CO., LTD specification.The test results meet or exceed all requirements.试 验杨坤、桂晓伟TEST BY编 制刘海伟WRIIIEN BY校 核CHECKED BY审 查CERTIFIED BY日期2022-12-17DATE西安西变中特电气有限责任公司XI AN XIBIAN ZHONGTE ELECTRIC CO., LTD.四安四变中特电气启限责任公司产品试验报告XI AN XIBIAN ZHONGTE ELECTRIC CO., LTD.

10、TEST REPORT产品工号：2022030225 Serial No.页数：4/9Page4.电压比测量及联结组标号检定Voltage ratio test and check of connection symbol高压对低压联结组称号：YNd11h.v./ l.v.Connection symbol分接Tap电压比计算值Calculator ratio电压比实测偏差Measured ratio error标准允许偏差ToleranceAB/abBC/bcCA/ca13.583-0.08-0.09-0.08额定档w 0.5%Rated tap23.500-0.01-0.02-0.0133

11、.4170.090.090.0943.333-0.05-0.05-0.0453.2500.050.050.0563.1670.160.160.1673.0830.01-0.010.015.绕组电阻测量单位：ma油温：18.9 CMeasurement of winding resistanceUnitOil temperature高压绕组h.v. winding低压绕组l.v. winding分接TapOAOBOCabbcca1252.3253.6254.435.5835.6035.662243.4244.7245.2电阻不平衡率：线w 1 % 相w 2 %Unbalance ratio am

12、ong the three phases resistance.结果：合格Results OK3234.5235.7236.44223.0223.7223.95233.6234.8235.56242.4243.7244.47252.3253.6254.3附套管编号No. of bushingABCOabc1520355152035315203591520356152049915204981520500四安四变中特电气启限责任公司产品试验报告XI AN XIBIAN ZHONGTE ELECTRIC CO., LTD. TEST REPORT产品工号：2022030225 Serial No.页

13、数：5/9Page6.绝缘电阻及介损测量油 温：18.9 C 湿度：14%Measurement of insulation resistance and tan 8Oil temp.R.H.被试绕组Measured windingR15sec (M Q)R60sec (M Q)R60sec/R15sectan 6(%)Cx (nF)高压对低压及地h.v./ l.v. and ground10000140001.400.1925.700低压对高压及地l.v./ h.v. and ground8000110001.380.2269.381高压及低压对地h.v. and l.v./ground90

14、00120001.330.2356.356高压对低压 h.v. /l.v.-0.2074.357绝缘电阻测试用5000V兆欧表Measurement of insulation resistance with DC5000V megger介质损耗因素 (tan 8)在10kV AC电压卜用2618H电桥测试.Measurement of tan 8 with 2618H bridge under AC 10kV7.油箱及储油柜密封试验Oil tank and conservator hermetic test变压器油箱及储油柜注满油,在油箱及储油柜的最高油面施加30 kPa的静压力,试验时间持

15、续24小时.油箱及储油柜不得有渗漏.试验结果：合格The transformer tank and conservator oil-filled which withstand pressure 30 kPa for 24 hours, during the time no oil leakage.The test result is OK.8.外施耐压试验Separate source voltage withstand test在被试绕组对地之间施加50Hz交流电源,持续时间60秒.Apply AC power voltage between tested winding and the

16、ground, 60 seconds ,other windings grounded.被试绕组Tested winding试验电压(kV)Testing voltage频率(Hz) Frequency持续时间(s)Duration试验结果Results高压对低压及地 h.v. winding855060通过OK低压对高压及地l.v. winding35四安四变中特电气启限责任公司产品试验报告XI AN XIBIAN ZHONGTE ELECTRIC CO., LTD. TEST REPORT产品工号：2022030225 Serial No.页数：6/9Page9.空载损耗及空载电流的测量频

17、率：50 HzMeasurement of no-load loss and no-load current Frequency变压器以额定频率在低压侧三相励磁,其他绕组开路.The transformer .ssldV is energized with rated frequency, others are free.125 1(r损或空2 2 11 5 041励磁电压(kV)Excited voltage励磁电流(A)Exciting current功率 (kW) Loss空载损耗 (kW)No-load loss空载电流(%) No-load currentU/Ur (%)平均值Ave

18、rage value成效值r.m.sIaIbIc3.60.390630.391170.02650.02660.03700.01505-101.05391.05480.05790.05920.08190.09755-505.25905.26410.22890.23340.32242.1133-707.36027.36780.32490.30810.43814.0393-909.46619.48000.57890.42880.67947.0778-10010.50010.5221.05460.81711.13699.33489.320.1810511.02611.0591.60351.31861.

19、753911.111-11011.55011.6283.1812.78063.592014.245-11512.04612.34011.72510.93112.48820.283-空载电流 T一空载损耗感应前空载10010.50010.5461.04740.83051.12279.35799.320.18四安四变中特电气启限责任公司产品试验报告XI AN XIBIAN ZHONGTE ELECTRIC CO., LTD. TEST REPORT产品工号：2022030225 Serial No.页数：7/9Page10.空载电流谐波分析Harmonic analyze of no-load c

20、urrent励磁电压1.0额定电压Energized with 1.0 rated voltage次数SeriesI1=1.007A (%H01)I2=0.7452A (%H01)I3=1.077A (%H01)次数SeriesI1=1.007A (%H01)I2=0.7452A (%H01)I3=1.077A (%H01)110010010060.2801.2830.64922.3662.3021.288711.56717.45814.208311.26814.9536.28180.0840.2200.12741.3271.4850.75392.3902.2001.055526.53438.

21、86630.304-11.负载损耗及短路阻抗的测量频 率：50HzMeasurement of load loss and impedanceFrequency接线方式Connection测试值油温：18.9 CMeasured value按额定容量折至75 cCorrected value at 75 C加压绕组Applied短路绕组Shorted分接Tap电压(kV)Voltage电流(A) Current功率(kW) Loss负载损耗(kW) Load loss阻抗电压(%)Impedance volt高压 h.v.低压l.v.11.508880.6710.97546.187.6341.

22、418790.6711.93846.217.380.0933775.9890.0509-71.3211100.6014.41653.297.2412.零序阻抗测量Measurement of zero-sequence impedance加压绕组Applied winding加压方式Mode of applied测量值Measured value电压(V) Voltage电流(A) Current零序阻抗(相)Z.S. impedance( Q /phash.v.第4档O-ABC105.9340.1697.91147.1155.3547.97188.2570.4858.01四安四变中特电气启限

23、责任公司产品试验报告XI AN XIBIAN ZHONGTE ELECTRIC CO., LTD. TEST REPORT产品工号：2022030225 Serial No.页数：8/9Page13.感应耐压试验Induced over voltage withstand test使用200Hz电源,三相进行,持续时间30秒.The induced over voltage withstand test will be carried out with 200Hz power for 30 seconds on three phases.施加电压kVExciting voltage 低压侧l.

24、v.线端感应电压kV Induced terminal voltage感应倍数Induced times分接位置Tap position217024试验2果：合格ResultsSatisfactory14.宿载分接开关试验On-load tap changer test14.1 有载分接开关操作试验Operation test of on-load tap changer1） 变压器不励磁,分接开关完成8个操作循环.2） 变压器不励磁,在85%的额定操作电汴完成一个操作循环.3） 变压器在额定频率和额定电汴,空载励磁时,完成一个操作循环.4） 将一个绕组短路,并在负载试验时,在粗调选择器或极性

25、选择器操作位置处,或 在中间分接每一侧的两个分接范围内,共完成10次分接变换操作.5） With the transformer un-energized, eight complete cycles of operation.6） With the transformer un-energized, and with the auxiliary voltage reduced to 85 % of its rated value, one complete cycle of operation .7） With the transformer energized at rated volta

26、ge and frequency at no-load, one completed cycle of operation.8） With one winding short-circuited and on measurement of load loss, 10 tap-change operation across the range of two steps on each side from where a coarse or reversing changeover selector operates, or otherwise from the middle tapping.14

27、.2 辅助线路绝缘试验Auxiliary circuits insulation test完成装配后,对分接开关辅助线路进一分钟工频耐压试验,试验电压2kVoAfter the tap-changer is assembled on the transformer , a power frequency test voltage applied to the auxiliary circuits is 2kV rms. For one minute.试验结果：合格ResultsOK15.绕组频率响应特性曲线见附页A1A2Measurement of transformer winding frequency-response Appendix A1A2 16.有载开关过渡电阻及波形见附页B1B2Transition resistances and oscillogram of the on