resistance converter 中文意思是什麼

resistance converter 解釋
電阻變送器
  • resistance : n. 1. 抵抗，反抗，抗拒，抵禦；敵對，抵抗力，反抗力，阻力，【生物學】抗病性。2. 【電學】電阻；阻抗；電阻器。
  • converter : n. 1. 使轉變[改變信仰]的人。2. 改裝者，改裝品。3. 【冶金】煉鋼爐，吹風轉爐；【電，無】換流器，變壓器；變頻器；【自動化】變換器；密碼翻譯[編制]機。
  1. This project is applied to the control circuit of the frequency converter power source of for measuring ground resistance in an electric substation

    此方案成功地應用於變電站接地電阻測量變頻電源控制電路中。
  2. These products high rul good thermal shock resistance, high strength and abrasion resistance, their main applications are as followings ; high temperature zone of large and medium size rotary kilns, substituting magnesite chrome bricks in main part of electric furnace and converter for metallurgical industry

    該產品具有荷重軟化溫度和強度高，熱震穩定性好和耐磨性優越的特點，主要用於大中型回轉窯高溫部位，代替鎂鉻磚並適用於冶金行業電爐、轉爐等主要部位。
  3. The first part of the paper is designing the testing project for grounding resistance and insulation resistance in a new way. using 16bits ad converter with programmable control amplifier replaced the way which used changing resistance to change measure range. lt is not only improved testing precision and develop the system expediently, but also reduced the area of the circuit boardwith the new way. in order to make the electric implement safety testing system have upstanding expansibility, the software and hardware of the system adopted the modularization design. adopted mcu atmegal28 as a master mcu which control mmi, realtime clock and communication with slaver mcu. atemga8 as the slaver mcu to realize testing function. so it is easy to add or reduce the testing project. the testing implement system has been developed successfully, and the comments for the system is that it has high precision, high expansibility and easy maintain. but considering the electric implement system should have intelligence and humanity abi lity. so this paper bring forward a scheme of electric equipment safety testing embedded system with speech control. after introduce the basic theory of speech recognition, the paper expatiate the characters of this system. the system is a noise conditon, not special people, small glossary, insulation word system. with these characters design the speech recognition as fellow. utilizing cross zero ratio and short energy to ensure jumping - off point and end point ; adopting mfcc as the character parameters of speech recognition ; the character parameters than be recognized by dtw. in order to ensure the credibility of this project, first realized by matlab in computer

    在介紹了語音識別的基本原理后，闡述了本系統的特點：本系統是一個噪聲環境下非特定人、小詞匯量、孤立詞的語音識別系統。根據本系統的這些特點設計了如下語音識別方案：利用過零率和短時能量相結合的方式確定語音端點；採用mel頻率倒譜系數（ mfcc ）作為語音識別的特徵參數；得到的特徵參數最後通過動態時間規整（ dtw ）的模式識別方法進行識別。為了確保本系統實現方案的可靠性，首先通過計算機利用matlab軟體來模擬，在演算法模擬實現后又進一步增加環境的復雜性：加上較大的環境噪聲、突發性的噪聲等，再通過修改參數、修改參考模板、兩級識別等各種提高語音識別精度的方法來提廣東工業大學工學碩士學位論文高識別率。
  4. Additions of carbon for improved slag resistance. spinel formation improves hot strength, slag resistance and brick joint erosion. 3 repairing material for bof uses fused magnesia or sintered magnesia as the main raw material and after modifid pitch and special additives are added, it has the following characteristcs than other conventional converter pitch temperature, shorter sintering time, longer service life and less pollution. it is mainly used for repairing converter working face, also for tapping side, tapping hole and bottom

    3 ，轉爐大面補料是採用電熔鎂砂或燒結鎂砂為主要原料，通過加入改性瀝青和特種添加劑使它和傳統瀝青補爐料相比具有高溫附著性好燒結時間短流動性好使用壽命長污染小等特點，主要用於修補轉爐迎鋼面通常稱「大面」也可以用於修補出鋼側，出鋼口及爐底等部位。
  5. Constant stator magnetic linkage control frequency converter includes power devices utilizing igbt, drive circuit using three - phase drive ic with multiple protection functions. pwm signal formation circuit in the way of voltage space vector control and realized with pld ( programmable logic device ) devices and compensation for the influence of supply voltage variation and stator resistance voltage drop

    其中，恆定子磁鏈控制變頻器的設計中主電路採用功率器件igbt ；驅動電路採用三相多功能集成驅動晶元； pwm脈寬調制信號產生電路採用電壓空間矢量控制方式，由pld器件實現；對電源電壓變化及電阻壓降造成的影響進行了補償。
  6. Take the laser diode as the photoelectric detector ' s lamp - house, the optical system forms images of the sign, the double photoconductive resistance detects the excursion of the sign, a / d converter finishes a / d convert, the data is fuzzy processed by micro computer

    光電探頭採用激光二極體作為光源，光學系統完成標志的成像，雙光敏電阻檢測標志線的偏移， a / d轉換器完成偏移信號的模數轉換，數據由微機進行模糊處理。
  7. A dc - motor load ( the other application of these converter ) can be represented by a dc voltage in series with the motor winding resistance and inductance

    直流電動機負載則可以表示為一個直流電壓與一個電感和電阻串聯。
  8. The mathematical and circuit analyses of the converter show that the output current of the dc - dc converter tends to be saturated with the gradually increasing product of the operation frequency and the capacitor capacitance in the case of a determinate effective loop resistance

    分別用matlab和pspice從理論和電路兩個方面進行的模擬研究都表明：在等效同路電阻一定的情況下， dc - dc變換器的輸出電流隨工作頻率和電容容量乘積的增大而趨于飽和。
  9. In order to make sure the high precision, the part of measurement is composed with the pt1000 platinum resistance temperature sensor and the 24 - bit a / d converter

    儀器採用pt1000鉑電阻溫度傳感器和24位的a / d轉換器組成測量部分，保證了測量的高精度。
  10. A voltage regulator mainly composed of a comparator is added to the main conversion circuit to stabilize the output voltage. using tspice simulation software, it is obtained that the output voltage of the converter with this regulator has a reduced ripple of less than 0. 8 % and almost has nothing to do with the varied load resistance of more than 800

    為了穩定輸出電壓，在變換器主電路的基礎上增加了主要由比較器構成的穩壓環節，通過使用tspice對其模擬、優化設計后，得到的輸出電壓紋波小於0 . 8 ，並且在負載電阻? 800時，輸出電壓基本不隨負載電阻阻值的變化而變化。
  11. In order to make the converter operate normally without the interference by emf, the cable connecting the converter to a 3 - phase motor must have high resistance to emf interference, low effective capacitance and low transmission impedance

    為保持變頻率器正常工作不受電磁干擾，因此連接變頻器與三相交流電機之間的電纜就要求具有抗干擾性能、較低的有效電容及較低的傳輸阻抗。
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