最佳特性曲線 的英文怎麼說

中文拼音 [zuìjiāxìngxiàn]
最佳特性曲線 英文
best performance curve
  • : 副詞(表示某種屬性超過所有同類的人或事物) most; best; worst; first; very; least; above all; -est
  • : Ⅰ形容詞(特殊; 超出一般) particular; special; exceptional; unusual Ⅱ副詞1 (特別) especially; v...
  • : Ⅰ名詞1 (性格) nature; character; disposition 2 (性能; 性質) property; quality 3 (性別) sex ...
  • : 曲名詞1 (一種韻文形式) qu a type of verse for singing which emerged in the southern song and ji...
  • : 名詞1 (用絲、棉、金屬等製成的細長的東西) thread; string; wire 2 [數學] (一個點任意移動所構成的...
  • 最佳 : the best; optimum
  • 特性 : characteristic(s); character; performance; features; properties; behaviour; response; character...
  • 曲線 : [數學] curve; bight; bought; profile; net曲線板 french curve; irregular curve; curve board; splin...
  1. In order to obtain the most economic benefits, the paper utilized the theory of " homalographic characteristic " and " share alike compensation current characteristic " to build up the best compensation relation for " hour - current " curve applied to transformer substation and for " length - current " curve applied to distribution line

    以獲得大經濟效益為目標,利用「等面積」和「補償電流等分」理論。推導了應用於變電站的「時間?電流」關系中存在的補償關系,以及應用於配電路的「長度?電流」關系中存在的補償關系,及補償后的經濟效益計算模型。
  2. Secondly, to achieve the independent regulation of active and reactive power output from the generator side which is designed for the purpose of tracing the maximum wind - energy capturing. the paper has analyzed the mathematic model of the ac excited doubly - fed machine and the stator field orientation control strategy of the motor as vscf wind power generator. thirdly, it has put forward and designed the dual pwm converter with the capacity of energy flowing bidirectional aimed at the demand of rotor energy bidirectional flow. the author constructed reliable and integrated experimental system and did a series of experimental study including no - load, cutting - in network and power generation at, below and above the synchronous speed

    論文首先分析了風機運行及其風能利用原理,通過模擬及實驗驗證了採用直流電機的輸出模擬風力機的大輸出功率的可行,並給出了模擬系統的硬體結構;然後為了實現交流勵磁發電機有功、無功功率獨立調節機理,分析了交流勵磁雙饋發電機的數學模型和在追蹤大風能捕獲變速恆頻風力發電時必需的定子磁鏈定向矢量控制策略;針對雙饋發電機轉子能量雙向流動的要求,提出並設計了具有能量雙向流動能力的雙pwm交流勵磁用變頻器;後為實現從理論到實踐的全面研究,研製出了一套小功率完整的雙pwm變頻器交流勵磁的雙饋風力發電機實驗系統,進行了空載、並網、同步速及上、下的發電運行等一系列的運行實驗;所完成的模擬和實驗研究均驗證了理論、模型和控制策略的正確、可行
  3. The great tour purchasing power is the drive power of promoting the region ' s tourism developmentln the regional space, scale economic and regional separation are one of the basic characteristics of promoting tourism industry, so we must arrange the regional tourism industry with a systematic method and give prominence to the central city. for its outstanding area in the regional space, central city has evident superiority in the regional ecnomic development, and has echelon between central city and its periphery scennic spots, which is the inducement mechanism of tourism industry ' s arranging, developing and advancing step by step. for the law of diminishing marginal utility and the theory of equilibrium, the max utility equilibrium of tourism consumption be at the point of tangency of undiscrepancy curve and the cost budget curve

    中心城市居民巨大的出遊力是拉動其周邊旅遊地發展重要的內在驅動力;由於地緣關系,區域規模經濟與地域分割並存,是旅遊產業運動的一個基本徵,為此必須對區域旅遊經濟進行系統化布局,突出中心城市的產業中心;因其區位條件獨,中心城市在區域經濟發展中居於明顯的優勢,與周邊城鄉部位存在經濟發展上的梯次,這種梯次是區域旅遊生產力布局、產業發展梯次傳動,終整體聯動的經濟誘導機制;根據邊際效用遞減規律和旅遊者大效用均衡理論,旅遊消費效用大化的均衡在無差異與開支預算的切點(即旅遊目的地選擇的位置)上,且隨著邊際效用遞減,目的地選擇的位置向遠離中心城市方向移動,這就是中心城市與周邊旅遊地互動關系的經濟學解釋。
  4. Meanwhile, we have gained some achievement. 1. based on error variety of nonlinear control curves of ld output laser power by optoelectronic feedback measured, we take advantage of window pid control algorithm to gain high stability of laser power and reduce error amends at mostly

    1 、基於光電池檢測ld光功率輸出的非控制產生的誤差變化,將利用軟體的窗口控制演算法實現區域控制,進而有效的對ld工作電流進行pid穩態控制和光功率參數顯示,且激光器的光功率輸出和激光通過分光鏡後送入光電池放大電壓量和單片機通過計算使到誤差修正量達到小,從而使光功率控制達到效果的變化關系。
  5. Taking the instance of the design of prestressed anchor cable slide resistant pile for the harnessing of k1158 + 640 landslide of jiaozuo - liuzhou railway, and on the basis of demonstrating the geological characters and stability analysis of landslide, this paper discusses the design and calculation for the selection of optimum locations of slide resistant pile distribution, the length of prestressed anchor cable and the number of hole diameter anchor cable, and also the design of the diameter of the slide resistant pile and reinforcement

    摘要以焦柳鐵路k1158 + 640滑坡治理工程設計為實例,在闡述滑坡的地質徵、穩定分析的基礎上,依據滑坡下滑力,選取抗滑支檔工程布置的部位,進行懸臂抗滑樁、預應力錨索抗滑樁兩種方案的經濟技術比較,確定選用預應力錨索抗滑樁方案。
  6. Next, a three - span curve continuous box beam has been studied by fem, and how to set the single - pedestal pier in curve continuous box beams has been discussed. when setting the single - pedestal pier, the vehicle flow should be inspected firstly, and then a best offset distance should be selected within the feasible range of the offset distance. meanwhile, increase the spacing interval of the double supports to the largest extent when installing a double supports on a sharing single - pedestal pier, which can enhance the stability and security of the bridge as a whole

    對上石立交橋中一座三跨連續的箱梁進行有限元分析,詳細地討論了在箱梁中如何合理設置獨柱墩的問題,分析表明獨柱墩的設置應該根據車流調查的實際情況,再結合結構本身的徵,在可行的偏距范圍內選擇一個的偏距,另在對公共墩上的雙支座進行設置的時候應該盡量使雙支座的間距增大,這樣可以保證橋梁整體的穩定和安全
  7. In this paper, we create the network, node and process model using opnet software to simulate throughput performance of aos packet service, and choose various combinations of source packet length, transfer frame length and channel error rate to form different simulation scenarios. by analyzing the throughput - packet length, throughput - frame length simulation curves at different channel ber we get the optimal packet length and frame length configurations, and give some advice for the optimization of protocol configuration parameters according to throughput performance metric ; the complete node and process model of aos protocol have been built by opnet software, and a simple network scenario has been built to simulate and verify the validation of the protocol model

    本文在建模模擬方面,用opnet軟體建立模擬aos協議包業務吞吐量能的網路、節點、進程模型,選取不同的包長、幀長與通道誤比率組合建立模擬場景進行模擬,得到不同誤比率條件下吞吐量-包長、吞吐量-幀長關系,經過分析得出大吞吐量對應的幀長、包長配置,給出以吞吐量能為指標優化協議配置參數的建議;用opnet軟體搭建aos協議封裝節點模型和各個進程模型,建立簡單網路場景進行模擬驗證協議封裝節點模型的有效
  8. Best performance curve

    最佳特性曲線
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