高頻鐵氧體 的英文怎麼說

中文拼音 [gāobīntiěyǎngtǐ]
高頻鐵氧體 英文
high frequency ferrite
  • 高 : Ⅰ形容詞1 （從下向上距離大; 離地面遠） tall; high 2 （在一般標準或平均程度之上; 等級在上的） above...
  • 頻 : Ⅰ形容詞（次數多） frequent Ⅱ副詞（屢次） frequently; repeatedly Ⅲ名詞1 [物理學] （物體每秒鐘振動...
  • 鐵 : Ⅰ名詞1 （金屬元素） iron （fe） 2 （指刀槍等） arms; weapon 3 （姓氏） a surname Ⅱ形容詞1 （形容...
  • 氧 : 名詞[化學] （氣體元素） oxygen （o）
  • 體 : 體構詞成分。
  • 高頻 : high frequency
  1. Determination of cao, mgo, sio2, fe2o3, tio2 in alundum powder by icp - aes

    剛玉粉中氧化鈣氧化鎂二氧化硅三氧化二鐵二氧化鈦的電感耦合高頻等離子體發射光譜法測定
  2. The raw materials, the composition, the time of milling, the calcining temperature, the different additives, the sintering temperature and the sintering parameters were investigated. the result showed : it was advantaged to obtain high initial permeability mnzn ferrite with stable frequency characteristic using high - purity raw materials ; in order to obtain mnzn ferrite with high properties, we must control strictly the composition ; it could improve the properties of mnzn ferrite by optimizing calcining temperature. the lower calcining temperature made the permeability higher, and the higher calcining temperature could promote the frequency characteristic of permeability ; we chosen the right time of milling according to the requirement of power diameter ; in order to improve the properties of mnzn ferrite, it is necessary to add effective additives. in this dissertation, the influence of bi2o3 、 moo3 、 k2co3 、 co2o3 were investigated ; the sintering temperature, the time of heat - retaining and sintering parameters were the key factors of preparing high permeability mnzn ferrites

    研究結果表明:採用高純度的fe2o3有利於獲得高起始磁導率且頻率特性優良的鐵氧體;為了制備所需性能的鐵氧體，需要嚴格控制配方中各種原材料的含量，優化配方;由於粉體活性受預燒條件的影響，所以對不同要求的鐵氧體選擇的預燒條件就不一樣，適當降低預燒溫度有利於獲得較高的起始磁導率，而為了獲得良好的頻率特性可以適當地提高預燒溫度;根據對粉體顆粒粒徑的不同需求，可以選擇不同的球磨時間;而有效的添加劑是改善材料性能的必要條件，本文在添加劑的研究中主要對bi2o3 、 moo3 、 k2co3 、 co2o3的影響分別作了詳細地討論;燒結溫度、保溫時間和燒結氣氛是高磁導率mnzn鐵氧體制備最關鍵的工藝，適宜的燒結工藝可以獲得理想微結構和組成，從而得到高性能的鐵氧體材料;而從材料的微結構上來看，要提高材料的截止頻率，就要適當地細化晶粒、增加晶粒內部的氣孔。
  3. Imported from germany, elevator kiln produce high frequency, low power loss material : nh2c equivalent to tdk pc44 and high initialpermeability material : nh13a ui 13000. advanced controlling technique of internalatmosphere and temperature curve to ensure its excellent performance, their high quality and stable character will meet telecom and networkcustomers strictly demand. we specialized in manufacturings. m. p. s transformers, inductors

    公司引進德國鐘罩爐設備，採用先進的爐內氣氛控制方法和特殊的氣氛曲線，生產高頻低損耗功率鐵氧體nh2c材料相當于tdk pc44及高磁導率鐵氧體nh13a材料ui 13000 ，充分滿足客戶對網路通訊用磁芯在性能和穩定性上近似苛刻的要求。
  4. Recently, a new scientific idea that nizn takes place of mnzn is born. it is helpful for increasing the work frequency of dc - dc converter. therefore, the relative researches are becoming the hotspot and bottleneck. the statement above are the background and objective of the paper

    近年來，一個新的科學思想誕生，即能否用電阻率高達106 cm的nizn鐵氧體替代mnzn鐵氧體材料，同時使開關電源頻率上限向10mhz邁進。
  5. Good magnet - sheilding quality for multi - plugs it could be easily design multi out - put transformers. acording to different ferric oxide features, ranged from audio frequency to high freqency it could be designed appropriate transformers

    磁屏蔽效果特別好，線圈架備有多路插頭，能很容易地設計出多路輸出的變壓器，根據豐富的鐵氧體材料的不同性能，可以從音頻到高頻范圍內，設計出能夠匹配的各種變壓器。
  6. 1. nizn ferrite was developed for using in mini high frequency dc - dc converters and inductors. we measured and analysed the parameters of the nizn ferrite, which we concern about when designing the dc - dc converter. 2. the low loss sample of nizn ferrite were chosen for design - optimization of the high frequency transformer. based on the relevant theoretical researches, the loss properties of the magnetic core material and winding were analyzed in this thesis

    因此，以nizn功率鐵氧體材料為開關電源芯材為基礎，並優化各種開關電源的設計已成為國際上的熱點和技術瓶頸，本論文正是以上述背景為研究目標而開展工作的，主要進行的工作和創新有: 1 .對研製的新型高頻低功耗的功率nizn材料進行參數的測試，並針對dc - dc變換器設計關心的參數對芯材特性進行了分析，選擇在特定頻率下，功耗較小的nizn材料磁芯樣品作為變壓器優化設計的預備磁芯。
  7. Magnetic and dielectric properties of low - temperature sintered hexagonal ferrite for multi - layer chip inductor in very high frequency

    甚高頻片式電感用低溫燒結平面六角軟磁鐵氧體的電磁性能
  8. The basic technique to achieve the target is that raising the frequency of the power supply, mainly of dc - dc converter. there are several key techniques by which we carry out the high frequency of the dc - dc converter. they are high frequency and low loss ferrite technique, design - optimization of the high frequency transformer and circuit technique, and install of dc - dc converter technique

    當前實現開關電源高頻化這一目標的關鍵技術，有採用鐵氧體材料研製dc - dc變換器技術，高頻變壓器的優化設計，電路的優化設計，高頻dc - dc變換器的製作與安裝等技術。
  9. In this paper based on hexagonal ferrites with high resonance frequency, the electromagnetic properties of the z - type ferrites in the range of 50mhz to 1ghz have been carried out and have sintered at low temperature through the gelatin spontaneous combustion

    本文以具有高截止頻率的六角鐵氧體為基礎，開展了50mhz 1ghz的z型六角鋇鐵氧體電磁性能的研究，並通過凝膠自燃法實現了低溫燒結。
  10. Thinning the crystal grain and increasing the center vent are effective approach to raise the limiting frequency of high permeability mnzn ferrite. through large quantities of experiments, we made progress in raising limiting frequency of high permeability mnzn ferrite. we prepared the broad band mnzn ferrite of which the initial permeability was 10000

    通過採用上述實驗中的優化配方、添加劑組合以及制備工藝，我們在高磁導率材料的寬頻特性方面取得了很大的進展，研製出了起始磁導率磁導率為10000的寬頻mnzn鐵氧體材料，當頻率達到300khz時，起始磁導率下降不到20 % ，其性能相當于epcos公司改進的t38材料。
  11. Research on high - frequency soft - magnet properties of low magnetic moment high power microwave ferrite

    低磁矩大功率微波鐵氧體材料高頻軟磁特性研究
  12. In this dissertation, high permeability mn - zn ferrites have been prepared by the mixed - oxide route, using mn3o4, fe2o3 and zno as the raw materials. and in this dissertation we study deeply on the preparation technology and mechanism of high initial permeability mnzn ferrite with better stability of which the initial permeability was 10000

    本文採用氧化物陶瓷工藝制備高磁導率mnzn鐵氧體，以mn3o4 、 fe2o3和zno為原料，對磁導率為10000且具有寬頻特性的高磁導率mnzn鐵氧體的制備技術和機理進行研究。
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