額定比速 的英文怎麼說

中文拼音 [édìng]
額定比速 英文
rated specific speed
  • : 名詞1 (額頭) forehead:寬額 a broad forehead2 (牌匾) a horizontal tablet 3 (規定的數目) a sp...
  • : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
  • : Ⅰ動詞1 (比較; 較量高下、 長短、距離、好壞等) compare; compete; contrast; match; emulate 2 (比...
  • : Ⅰ形容詞(迅速; 快) fast; rapid; quick; speedy Ⅱ名詞1 (速度) speed; velocity 2 (姓氏) a surna...
  1. Based on the basic analysis of the structure and power elements of the hybrid vehicle, this thesis presents a powertrain system with a metal pushing belt cvt, aiming to the development status and trend of the hybrid vehicle technology in our country. a rational control strategy and its work mode of this powertrain system are determined, and correlative parameters such as the engine power, the starting torque, and the differential ratio, the rated power and torque of the motor, and the ratio of the torque synthesizer are systematically designed for the changan star 6350b. at the same time, the design of these parameters is considered as the base of the simulation of the motor control system in next step

    在對混合動力汽車的結構型式和動力元件進行基礎性理論分析后,針對我國汽車技術發展現狀和混合動力汽車技術的發展趨勢,設計了一種基於金屬帶式無級自動變器cvt混合動力汽車動力傳動系統方案,根據該傳動系統方案制較合理的控制策略和工作模式,並針對長安之星6350b設計了發動機功率和起始轉矩、主減、電機的功率和轉矩、轉矩合成器等相關參數,為下一步的電機控制系統模擬實驗打下基礎。
  2. Linear induction motor is an important kind of machines which have some merits such as simple structure, low cost, durability, convenience for maintenance etc. the subject of this thesis is to study a big circular ring linear induction motor, and the major works in this thesis are summarized as follows : ( 1 ) considering the effects of the finite length of primary core, one - dimension analytical solution for the air gap field is cited in this paper. based on it, the single layer winding magnetic field is studied. considering whole - pitched and short - pitched winding configuration with odd poles and half - fulled slots in both ends, the double - layer winding magnetic field is analyzed, respectively

    本文對大圓環直線感應電機進行了深入細致研究,內容包括: ( 1 )本文採用有限長行波面電流作用於有限長鐵芯上的模型,引用了氣隙磁場一維解,研究了單層繞組磁場,奇數極半填槽雙層繞組在採用整距和短距時磁場的分析、較,簡單介紹了二維解; ( 2 )用有限元軟體ansoft對大圓環直線感應電機空載氣隙磁場進行了靜態分析,並分析了結果; ( 3 )用軟體進行了電壓下的瞬態分析,得到了轉矩,位移,轉隨時間變化曲線圖,利用單極性霍爾元件測並與軟體計算結果進行了較,採用等效電路法計算了堵轉時的最大電磁力並做實驗進行了驗證,由實驗測得了三相電流波形,並與計算結果進行了較,對其不對稱性進行了性分析。
  3. Aimed at design index of input power 1. 5kw, most output rotate velocity 300rpm, and rating output rotate velocity 150rpm, considering factors of angle and ratio of transmission, on the basis of kinematics simulation, author optimized the kinematics parameters. in this paper, author has made some analysis and study to the primal assembly condition of transformer ' s sequential action in theory, designed structure dimension of the input and output transformer, and verified the corresponding strengthen. further, the structure, which is to key transmission components of velocity control system of the speed regulator, has been designed based on meeting operational sensitivity, precision and self - locking

    本文針對輸入功率為1 . 5kw ,最大輸出轉輸出轉的無級變器的設計要求,並考慮到傳動角及變等因素,在運動學模擬的基礎上,對運動學參數進行了優化;本文對變換器連續作用的初始裝配條件進行了理論分析與研究,對輸入、輸出變換器作了結構尺寸的設計,並進行了強度校核計算;本文還對變器調系統中主要傳動構件在滿足操作的靈敏度、精度、自鎖性的基礎上進行了結構設計;最後採用workingmodel3d軟體,進行虛擬樣機的計算機輔助模擬設計及運動學和動力學計算。
  4. Compared with fix - pitch wind turbine, the variable - pitch wind turbine has the virtue : stable output power over rated power, high wind power coefficient, holding rated power at high wind speed, good starting and shut - off etc.

    變槳距風力發電機組與槳距風力發電機組相,在功率點以上輸出功率平穩、具有較高的風能利用系數、能夠確保高風段的功率、起動性能與制動性能好等特點。
  5. First of all, i summarize the forecast model category and estimate each model in detail, then, i adopt different model to forecast demand, supply, bdi of bulk shipping market. as to demand forecast, i mainly focus on the imitating precision of primitive data, adopt grey forecast model, self - suited filter model separately, and then compose these models as a better one. as to supply forecast, i use econometrics model to describe the complicated relationship of demand, supply, bdi, gnp etc. as to bdi, i try to draw into market integrated factor, describe the relationship of bdi, supply, capacity, speed, rate of oil, navigating capital etc. then finally, i make afterwards evaluation of these models and then analyze future bulk shipping market in detail

    對于需求預測,著重考慮對原始數據的擬合精度,經過模型較優選論證,分別採用了灰色一階模型,改進的灰色二階、自適應過濾預測的加權組合模型,得到了相當高的擬合精度;對于供給預測,運用計量經濟模型對供給、需求、運價、 gnp 、進出口貿易等多變量之間復雜的相互關系進行動態模擬,量的反映出各變量之間的因果關系;對于運價預測,嘗試引入市場綜合因數概念,化繁為簡,通過描述運價與運力供給、載重噸、油耗、航、燃油價格、航行成本等等諸多因素的關系來進行預測。
  6. It analyses the causes to bright image movement, studies principle to compensate image movement, conforms project to compensate image movement, and designs framework to compensate image movement in the article ; to analyze and design configuration of the scanning mirror, to select matters of mirror and its support structures on the principle of consistent line expansion coefficient ; to ascertain type of moment electromotor by most rotating angle speed and most rotating moment which are required by loads in the period to take pictures, as well as by figuration size of electromotor ; to design retarder according as the electromotor parameters ; to design and optimize lightweighted mirror shapes, because the mirror is key part ; to design flexure support structure, to analyze static and dynamic characteristics of the support structure by name of patran program for validating desig n rationality ; to study function of the scanning mirror electric control system ; to test precision of the system, the results indicate the rationality of design of the scanning mirror system

    本文通過分析像移產生原因、研究像移補償原理,確像移補償方案,並根據像移補償原理設計補償機構;分析與設計掃描反射鏡系統結構,根據材料線膨脹系數一致原則,選擇反射鏡及其背部支撐的材料;由掃描反射鏡在擺掃周期內的最大擺掃角度確力矩電機的,根據負載力矩確電機的轉距,綜合電機外型尺寸等因素,確執行元件? ?電機的型號;根據所選電機的參數指標,設計1 : 6的減器;利用patran軟體對掃描反射鏡系統中的關鍵件? ?反射鏡進行輕量化設計與優化;設計反射鏡柔性支撐結構,並通過軟體分析支撐結構的力學特性,驗證反射鏡柔性支撐結構設計的合理性;從原理上研究掃描反射鏡控制系統功能;進行系統精度測試,測試結果表明掃描反射鏡系統設計的合理性。
  7. At the rated setting torque point, under the base speed, we found the equalizing link efficiently improves system performance comparing the results

    補償前和補償后的結果,在基范圍內,在轉矩點,補償手段有效的改善了系統的靜態和動態性能。
  8. Then analytical measurements of the noise were carried out on both of the turbines by means of modern acoustic apparatus and a conclusion has been found that the noise of the concentrated wind energy turbine is lower than the one of the ordinary wind energy turbine and the root of the trouble to cause noise chiefly originates from the turbine blade. besides, the result of analytical measurement also reveals that the power output both of the wind energy turbines will increase with the increase of the wind speed and unfortunately does the noise too. in order to lower the noise, a measures of noise reduction have been advanced that an active method is to develop a wind energy turbine run at a lower rating of wind speed while the passive method is to adopt a board drilled tiny holes, having established a sound technological basis for the development of a kind of wind energy turbine of low noise and high level in the world

    主要對濃縮風能型風力發電機在正常運轉時,噪聲產生的機理進行了理論分析研究,並與普通型風力發電機的噪聲進行了對實驗分析;利用現代聲學測試手段對兩類機型進行測試與分析,得出濃縮風能型風力發電機產生噪聲低於普通型風力發電機和葉輪是風力發電機產生噪聲的主要部件的結論;通過對兩類機型的噪聲、輸出功率的測試,得出隨著風的增加,兩類風力發電機的輸出功率在增加,產生的噪聲也在增加的結論;提出了進一步降低濃縮風能型風力發電機噪聲的措施,從主動降噪方面,研製低的發電機;從被動降噪方面,採用微孔穿板的降噪結構;為研究開發一種國際上低噪聲、高水平的風力發電機打下了良好的技術基礎。
  9. Amount of investment in fixed assets refers to the volume of activities in construction and purchses of fixed assets in monetary terms

    資產投資是以貨幣表現的建造和購置固資產活動的工作量,它是反映固資產投資規模、度、例關系和使用方向的綜合性指標。
  10. Furthermore, it was the first time to make a systemic analysis and study to the motion rule and affected factors of this kind of transformer. with the applications of relative polar method and equal view angle method, the transformer that satisfies the requirement of transmission rate and output motion is synthesized. thus, an original non - frictional stepless speed regulator with a 1. 5kw input power, a 1500 rotation speed, a constant150output rotation speed and a maximum 300 output rotation speed was achieved

    在此基礎上利用相對極點法和等視角法按傳動及輸出運動的要求對轉換器進行了綜合,得出了輸入功率1 . 5kw ,輸入轉1500 ,輸出轉為150 ,最大輸出轉300的新型的非摩擦式無級變器的基本尺寸參數並應用adams軟體對其進行了優化;最後對該非摩擦式無級變器進行了過約束分析,提出了新型的非摩擦式無級變器無過約束分析的機構運動副的配置方案。
  11. And get a conclusion that labor - compressed products also have large comparative superiority, capital - compressed and technology - compressed products " comparative superiority is rising, and resource - compressed products belong to comparative inferior position. we also find that fluctuate in export amount mainly comes from fluctuate in labor - compressed products such as clothing and textile. so enhancing the proportion of high - attached - value product is a main task

    並在出口產品結構現狀分析及各類產品對出口貢獻率分析中得出結論:紡織品服裝等勞動密集型產品重仍然較大,這些產品缺乏競爭優勢,其出口波動較大,是出口總增長不穩的主要因素;雖然機電產品、高新技術產品等具有競爭優勢的產品出口發展迅,已佔據出口的主導地位,但是其重仍然偏小,不足以維持出口總的持續穩增長,其產品內部結構存在單一化等缺陷。
  12. The main technological characteristics include not only the integrated optimizing design of variable speed and constant frequency, ensuring the wind turbines to adapt to diversified wind plants with different temperatures and geographical conditions, but also the maximum wind power captured at optimized tip speed ratio below the rated wind speed and security protection of constant power output above the rated wind speed by variable pitch regulation

    主要技術特點是整體綜合優化設計、變恆頻運行、適合不同氣候特點和地理環境的風電場;風機全翼展變漿距功率調節、以下最佳變運行最大風能捕獲、以上恆功率輸出具有安全保護功能。
  13. The electromotor power rating and the motor gear ratio to the drive wheels can then be determined based on the acceleration and gradeability

    然後再通過加或者爬坡的需要來確電動機的功率以及電動機與驅動輪之間的傳動
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