voltage ratio 中文意思是什麼

voltage ratio 解釋
變壓器的電壓比
  • voltage : n. 【電學】電壓，電壓量，伏特數。 the working voltage （電氣的）耐壓限度。
  • ratio : n. （pl. ratios）1. 比，比率，比值；比例；系數。2. 【經濟學】復本位制中金銀的法定比價。vt. 1. 用比例方式表達；求出…的比值；使…成比例。2. 將（相片）按比例放大或縮小。
  1. In at power supply system some transformers with special connection mode, such as scott transformer, anti - scott transformer, balance transformer and so on, are usual used. the voltage ratio is one of important parameters of transformer

    採用斯科特變壓器、平衡變壓器等特殊接線方式變壓器作為主變壓器，能有效抑制負序電流，減少有功損耗和電壓損失，提高牽引機車的過負載能力。
  2. Inductive voltage dividers ( ivd s ) will be calibrated by comparison with the laboratory s 8 - dial ivd, normally at specific frequencies of 400 hz, 1 khz and 10 khz with an input test voltage of 25 v. the calibration normally involve measurement of voltage ratio ( magnitude ) of the output voltage related to the input voltage of the ivd

    感應分壓器一般按400hz 、 1khz及10khz等指定頻率及25v的輸入測試電壓，透過與本所的八刻盤感應分壓器對比而進行校正。校正工作一般包括測量該感應分壓器輸入電壓與相對輸出電壓的電壓比（幅值） 。
  3. The basic calibration for a single decade ivd will include measurement of voltage ratio for all output settings of the ivd at one test frequency

    一個單盤感應分壓器的基本校正工作包括按一測試頻率，測量該電感分壓器所有輸出定位的電壓比。
  4. When the content of nano zno is 10wt %, the varistor voltage of zno varistor is higher, the voltage ratio is lower, and the leakage current is the lowest, which means better electrical properties of varistor

    納米氧化鋅的添加量為10wt %時，壓敏電位梯度較高，漏電流最小，壓比較低，即壓敏閥片的綜合電性能較好。
  5. In short, adding appropriate amount rare - earths oxide can improve potential gradient greatly, decrease leakage current with voltage ratio no changed and make zinc oxide varistor with outstanding comprehensively performance

    總之，添加微量稀土氧化物能夠顯著提高氧化鋅壓敏閥片的電位梯度、降低漏電流，使其具有優良的綜合性能。
  6. So the optium content of ceo2 is 0. 06mol % in this study. when the la2o3 content is 0. 04mol %, potential gradient is the highest, and improves about 57 %, voltage ratio is lower, leakage current is minmum

    當la _ 2o _ 3含量為0 . 04mol時，氧化鋅壓敏閥片的電位梯度達到極值，與不含la _ 2o _ 3的氧化鋅壓敏閥片相比提高約57 ，且壓比較小，漏電流最低。
  7. So the optium content of nd203 is 0. 04mol % in this study. when the ceo2 content is 0. 06mol %, potential gradient is maximum, improves about 30 %, voltage ratio is lower, and leakage current is the lowest

    當ceo _ 2含量為0 . 06mol時，氧化鋅壓敏閥片的電位梯度達到極值，比添加ceo _ 2前的電位梯度提高約30 ，且壓比較低，漏電流最小，因此本實驗ceo _ 2添加量的最佳值為0 . 06mol 。
  8. Adding 0. 04mol % nd2o3 improves the varistor voltage remarkably, and at the same time decreases the leakage current and the voltage ratio, then zinc oxide varistor show outstanding comprehensively performance. nano zno powder was added into varistor materials

    研究結果表明，壓敏閥片中加入納米氧化鋅后，其壓敏電位梯度顯著提高，當納米zno含量達到sowt %時，壓敏電位梯度可達613 . 73vlmm 。
  9. Therefore it is valuable to study on the method for measuring voltage ratio of special transformer. since these transformers have special connection mode, the apparatus used for common transformer cannot directly measure the voltage ratio. it is very necessary to develop a novel apparatus especially used for these special transformers

    但由於此類變壓器採用特殊的接線方式，通常所用的變壓器變壓比測試儀不能直接運用於此類變壓器的變比測試，所以有必要研究一種新型的用於特殊接線方式變壓器的變比測試儀。
  10. The results of experiment indicated that adding a appropriate amount of rare - earths oxide in zinc oxide varistor led to increase potential gradient greatly, decrease leakage current with voltage ratio no changed. when the nd2o3 content is 0. 04mol %, potential gradient of zinc oxide varistor is maximum, improves about 65 % compared with zinc oxide varistor no containing nd2o3, voltage ratio and leakage current are the lowest

    當nd _ 2o _ 3含量為0 . 04mol時，氧化鋅壓敏閥片的電位梯度達到極值，與不含nd _ 2o _ 3的氧化鋅壓敏閥片相比提高約65 ，且壓比最低，漏電流最小，因此本實驗nd _ 2o _ 3添加量的最佳值為0 . 04mol 。
  11. Measurement of each voltage ratio at an additional test voltage and at one polarity

    按一額外測試電壓及電極，測量每一電壓比。
  12. The basic calibration for a multi - decade ivd will include measurement of voltage ratio at one frequency for all separate settings of the first and second dials of the ivd

    一個多盤感應分壓器的基本校正工作包括按一頻率，測量該感應分壓器的首個及第二個刻盤所有分開定位的電壓比。
  13. Voltage ratio of a capaitor divider

    電容器式分壓器的電壓比
  14. Calibration specification for sets of voltage ratio standards at power frequency

    工頻電壓比例標準裝置校準規范
  15. Nominal voltage ratio

    標稱電壓比
  16. Actual voltage ratio

    實際電壓比
  17. Measurement of the first voltage ratio at one applied voltage and one specified polarity

    按一測試電壓及一指定電極，測量首個電壓比。
  18. Measurement of each additional voltage ratio on the same divider with the same applied voltage as in 1

    1所述的同一測試電壓的同一分壓器的每一額外電壓比。
  19. The variety of voltage ratio reacts to not only the insulation status of transformer winding but also the fault of winding short

    變壓比是變壓器的重要參數，變壓比的變化與變壓器繞組的變化有密切的關系。
  20. Synthetic analyze that effect of nd2o3 on improving potential gradient is the most outstanding, effect of la2o3 is more outstanding and that of ceo2 is the inferior. adding appropriate amout nd2o3 improves remarkably potential gradient, at the same time decrease leakage current and voltage ratio, that results in zinc oxide varistor with excellent comprehensively performance

    綜合分析， nd _ 2o _ 3提高壓敏電位梯度的作用最為顯著， la _ 2o _ 3次之， ceo _ 2最弱，並且適量的nd _ 2o _ 3在顯著提高壓敏電位梯度的同時，可降低漏電流和壓比，使壓敏閥片具有優良的綜合性能。
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