產(chǎn)品試驗報告剖析

1、中華人民共和國西安西變中特電氣有限責(zé)任公司XI AN XIBIAN ZHONGTE ELECTRIC CO., LTD . THE PEOPLE S REPUBLIC OF CHINAREPORT NO.ZT1710A1828.1SBSERIAL NO.2022030225TYPESZ11-10000/35產(chǎn)品試驗報告TEST REPORT OF PRODUCT廣品工號：2022030225 Serial No.頁數(shù)：1/9Page西安西變中特電氣有限責(zé)任公司產(chǎn)品試驗報告XI AN XIBIAN ZHONGTE ELECTRIC CO., LTD. TEST REPORT目錄CONTENTS1

2、. .技術(shù)參數(shù) 2Specification2. 保證值、允差及測量值 3Guaranteed value、tolerance and measured value3. 試驗結(jié)論 3The test conclusion4. 電壓比測量及聯(lián)結(jié)組標(biāo)號檢定 4Voltage ratio test and check of connection symbol5. 繞組電阻測量 4Measurement of winding resistance6. 絕緣電阻及介損測量 5Measurement of insulation resistance and tan 87. 油箱及儲油柜密封試驗 5Oil

3、tank and conservator hermetic test8. 外施耐壓試驗 5Separate source voltage withstand test9. 空載損耗及空載電流的測量 6Measurement of no-load loss and no-load current10. 空載電流諧波分析 7Harmonic analyze of no-load current11. 負(fù)載損耗及短路阻抗的測量 7Measurement of load loss and impedance12. 零序阻抗測量 7Measurement of zero-sequence impedan

4、ce13. 感應(yīng)耐壓試驗 8Induced over voltage withstand test14. 有載分接開關(guān)試驗 8On-load tap changer test15. 繞組頻率響應(yīng)特性曲線 8Measurement of transformer winding frequency-response16. 有載開關(guān)過渡電阻及波形 8Transition resistances and oscillogram of the on-load tap-changer17. 絕緣油試驗9Insulation oil test四安四變中特電氣啟限責(zé)任公司產(chǎn)品試驗報告XI AN XIBIAN

5、ZHONGTE ELECTRIC CO., LTD. TEST REPORT產(chǎn)品工號：2022030225 Serial No.頁數(shù)：2/9Page1.技木參數(shù)Specification產(chǎn)品工號2022030225 技術(shù)協(xié)議2022030225JXSerial No.Agreement產(chǎn)品型式SZ11-10000/35 頻率 50HzTypeFrequency聯(lián)結(jié)組標(biāo)號 YNd11 冷卻方式 ONANConnection symbolType of cooling相 數(shù) 3 繞組溫升 65KNumber of phaseTemp. Rise of winding油面溫升 55K 技術(shù)標(biāo)準(zhǔn)ZT1

6、710A1828.1Temp. Rise of top oilTechnical regulation絕緣水平h.v.線路端子LI/AC 200/85 kVInsulation levelLine terminalh.v.中性點端子LI/AC200/85 kVNeutral terminall.v.線路端子LI/AC75/35 kVLine terminal繞組額定值Rating value of winding繞組Windingh.v.l.v.容量(MVA)Rated power1010電壓(kV) Voltage3510.5分接()Tapping3X2.5-電流(A) Current165

7、.0549.9四安四變中特電氣啟限責(zé)任公司產(chǎn)品試驗報告XI AN XIBIAN ZHONGTE ELECTRIC CO., LTD. TEST REPORT產(chǎn)品工號：2022030225 Serial No.頁數(shù)：3/9Page2.保證值實測值允差Guaranteed value Measured value Tolerance項目Item保證值Guaranteed value允差(%)Tolerance實測值Measured value1空載損耗(kW)No load loss10+09.322空載電流()No load current0.6+00.183負(fù)載損耗(kW)Load loss4

8、7+046.214總損耗(kW)Total loss57+055.535阻抗電壓(%)Impedance voltage7.5 57.383.試驗結(jié)論The test conclusion本產(chǎn)品依據(jù)中華人民共和國標(biāo)準(zhǔn)(GB)、西安西變中特電氣有限責(zé)任公司技術(shù)條件以及用戶技術(shù)協(xié)議進(jìn)行試驗.試驗結(jié)果符合以上標(biāo)準(zhǔn)、技術(shù)條件、技術(shù)協(xié)議,試驗合格.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.試 驗楊坤、桂曉偉TEST BY編 制劉海偉WRIIIEN BY校 核CHECKED BY審 查CERTIFIED BY日期2022-12-17DATE西安西變中特電氣有限責(zé)任公司XI AN XIBIAN ZHONGTE ELECTRIC CO., LTD.四安四變中特電氣啟限責(zé)任公司產(chǎn)品試驗報告XI AN XIBIAN ZHONGTE ELECTRIC CO., LTD.

10、TEST REPORT產(chǎn)品工號：2022030225 Serial No.頁數(shù)：4/9Page4.電壓比測量及聯(lián)結(jié)組標(biāo)號檢定Voltage ratio test and check of connection symbol高壓對低壓聯(lián)結(jié)組稱號：YNd11h.v./ l.v.Connection symbol分接Tap電壓比計算值Calculator ratio電壓比實測偏差Measured ratio error標(biāo)準(zhǔn)允許偏差ToleranceAB/abBC/bcCA/ca13.583-0.08-0.09-0.08額定檔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.繞組電阻測量單位：ma油溫：18.9 CMeasurement of winding resistanceUnitOil temperature高壓繞組h.v. winding低壓繞組l.v. winding分接TapOAOBOCabbcca1252.3253.6254.435.5835.6035.662243.4244.7245.2電阻不平衡率：線w 1 % 相w 2 %Unbalance ratio am

12、ong the three phases resistance.結(jié)果：合格Results OK3234.5235.7236.44223.0223.7223.95233.6234.8235.56242.4243.7244.47252.3253.6254.3附套管編號No. of bushingABCOabc1520355152035315203591520356152049915204981520500四安四變中特電氣啟限責(zé)任公司產(chǎn)品試驗報告XI AN XIBIAN ZHONGTE ELECTRIC CO., LTD. TEST REPORT產(chǎn)品工號：2022030225 Serial No.頁

13、數(shù)：5/9Page6.絕緣電阻及介損測量油 溫：18.9 C 濕度：14%Measurement of insulation resistance and tan 8Oil temp.R.H.被試?yán)@組Measured windingR15sec (M Q)R60sec (M Q)R60sec/R15sectan 6(%)Cx (nF)高壓對低壓及地h.v./ l.v. and ground10000140001.400.1925.700低壓對高壓及地l.v./ h.v. and ground8000110001.380.2269.381高壓及低壓對地h.v. and l.v./ground90

14、00120001.330.2356.356高壓對低壓 h.v. /l.v.-0.2074.357絕緣電阻測試用5000V兆歐表Measurement of insulation resistance with DC5000V megger介質(zhì)損耗因素 (tan 8)在10kV AC電壓卜用2618H電橋測試.Measurement of tan 8 with 2618H bridge under AC 10kV7.油箱及儲油柜密封試驗Oil tank and conservator hermetic test變壓器油箱及儲油柜注滿油,在油箱及儲油柜的最高油面施加30 kPa的靜壓力,試驗時間持

15、續(xù)24小時.油箱及儲油柜不得有滲漏.試驗結(jié)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.外施耐壓試驗Separate source voltage withstand test在被試?yán)@組對地之間施加50Hz交流電源,持續(xù)時間60秒.Apply AC power voltage between tested winding and the

16、ground, 60 seconds ,other windings grounded.被試?yán)@組Tested winding試驗電壓(kV)Testing voltage頻率(Hz) Frequency持續(xù)時間(s)Duration試驗結(jié)果Results高壓對低壓及地 h.v. winding855060通過OK低壓對高壓及地l.v. winding35四安四變中特電氣啟限責(zé)任公司產(chǎn)品試驗報告XI AN XIBIAN ZHONGTE ELECTRIC CO., LTD. TEST REPORT產(chǎn)品工號：2022030225 Serial No.頁數(shù)：6/9Page9.空載損耗及空載電流的測量頻

17、率：50 HzMeasurement of no-load loss and no-load current Frequency變壓器以額定頻率在低壓側(cè)三相勵磁,其他繞組開路.The transformer .ssldV is energized with rated frequency, others are free.125 1(r損或空2 2 11 5 041勵磁電壓(kV)Excited voltage勵磁電流(A)Exciting current功率 (kW) Loss空載損耗 (kW)No-load loss空載電流(%) No-load currentU/Ur (%)平均值A(chǔ)ve

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-空載電流 T一空載損耗感應(yīng)前空載10010.50010.5461.04740.83051.12279.35799.320.18四安四變中特電氣啟限責(zé)任公司產(chǎn)品試驗報告XI AN XIBIAN ZHONGTE ELECTRIC CO., LTD. TEST REPORT產(chǎn)品工號：2022030225 Serial No.頁數(shù)：7/9Page10.空載電流諧波分析Harmonic analyze of no-load c

20、urrent勵磁電壓1.0額定電壓Energized with 1.0 rated voltage次數(shù)SeriesI1=1.007A (%H01)I2=0.7452A (%H01)I3=1.077A (%H01)次數(shù)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.負(fù)載損耗及短路阻抗的測量頻 率：50HzMeasurement of load loss and impedanceFrequency接線方式Connection測試值油溫：18.9 CMeasured value按額定容量折至75 cCorrected value at 75 C加壓繞組Applied短路繞組Shorted分接Tap電壓(kV)Voltage電流(A) Current功率(kW) Loss負(fù)載損耗(kW) Load loss阻抗電壓(%)Impedance volt高壓 h.v.低壓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測量Measurement of zero-sequence impedance加壓繞組Applied winding加壓方式Mode of applied測量值Measured value電壓(V) Voltage電流(A) Current零序阻抗(相)Z.S. impedance( Q /phash.v.第4檔O-ABC105.9340.1697.91147.1155.3547.97188.2570.4858.01四安四變中特電氣啟限

23、責(zé)任公司產(chǎn)品試驗報告XI AN XIBIAN ZHONGTE ELECTRIC CO., LTD. TEST REPORT產(chǎn)品工號：2022030225 Serial No.頁數(shù)：8/9Page13.感應(yīng)耐壓試驗Induced over voltage withstand test使用200Hz電源,三相進(jìn)行,持續(xù)時間30秒.The induced over voltage withstand test will be carried out with 200Hz power for 30 seconds on three phases.施加電壓kVExciting voltage 低壓側(cè)l.

24、v.線端感應(yīng)電壓kV Induced terminal voltage感應(yīng)倍數(shù)Induced times分接位置Tap position217024試驗2果：合格ResultsSatisfactory14.宿載分接開關(guān)試驗On-load tap changer test14.1 有載分接開關(guān)操作試驗Operation test of on-load tap changer1） 變壓器不勵磁,分接開關(guān)完成8個操作循環(huán).2） 變壓器不勵磁,在85%的額定操作電汴完成一個操作循環(huán).3） 變壓器在額定頻率和額定電汴,空載勵磁時,完成一個操作循環(huán).4） 將一個繞組短路,并在負(fù)載試驗時,在粗調(diào)選擇器或極性

25、選擇器操作位置處,或 在中間分接每一側(cè)的兩個分接范圍內(nèi),共完成10次分接變換操作.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 輔助線路絕緣試驗Auxiliary circuits insulation test完成裝配后,對分接開關(guān)輔助線路進(jìn)一分鐘工頻耐壓試驗,試驗電壓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.試驗結(jié)果：合格ResultsOK15.繞組頻率響應(yīng)特性曲線見附頁A1A2Measurement of transformer winding frequency-response Appendix A1A2 16.有載開關(guān)過渡電阻及波形見附頁B1B2Transition resistances and oscillogram of the on