線調整率 的英文怎麼說

中文拼音 [xiàndiàozhěng]
線調整率 英文
line regulation
  • : 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...
  • 調 : Ⅰ動詞1 (配合得均勻合適) harmonize; suit well; fit in perfectly 2 (使配合得均勻合適) mix; adju...
  • : Ⅰ形容詞1 (全部在內; 完整) whole; all; complete 2 (整齊) neat; tidy; orderly Ⅱ動詞1 (整理; 整...
  • : 率名詞(比值) rate; ratio; proportion
  • 調整 : adjust; tune up; trim; trimming; variation; modulation; arrangement; debug; rectification; redres...
  1. For example, robert gorton ( 1970, 1975, 1978 ) estimated the american phillips curves under this assumption. due to the uncertainty of the estimates of phillips curves, the issue whether or not phillips curves can provide guidance for macroeconomic policy makers is now being argued

    在這一章里,確定了通貨膨脹序列的單位根過程,估計了通貨膨脹壓力的門限自回歸方程,證實了價格調非對稱的存在,同時也證明了中國菲利普斯曲的非對稱。
  2. Disigning coolant channel on the firebox of liquid rocket engine to loxodrome ( equal - angle helix ) groove can improve firebox coolant capability greatly. because the width dimension of loxodrome groove is narrow and the depth is deep, some machining methods are incapable, such as end - milling or electrochemistry. according to the peculiarities, a cnc disk - cutter - milling method which is composed of five motion axes with four simultaneously interpolated ones is researched. because most firebox generatrix is composed of complex curves, it is very difficult to get cnc cutting program with manual means. in order to deal with the problem, the loxodrome mathematics model is studied, and an auto - programming software system is developed. the software system can generate cnc cutting program of loxodrome on many kinds of turned surface. the constriction - distension segment of firebox is the most representative workpiece. the sharp changing of its generatrix slope makes loxodrome milling difficult. with the theory analyzing and practice cutting experiment, some applied techniques, which include milling mode and direction, choosing cutter diameter and cutting start point setting, are developed. adopting the technology above, tens regular workpiece have been manufacturing. the two - year manufacture practice has confirmed the validity and feasibility of developed loxodrome coolant channel milling method. the developed technology is also worth to be referenced to other similar workpiece

    將液體火箭發動機燃燒室的冷卻通道設計為斜航(等傾角螺旋)槽形,可以大幅度改善燃燒室的冷卻性能.斜航冷卻槽的槽寬尺寸較小而槽深尺寸較大,所以無法使用棒銑刀銑削、電化學等加工方式.針對這些特點,提出了五軸控制、四軸聯動的數控片銑刀銑削加工方法.由於燃燒室外表面的母輪廓復雜,手工編制數控加工程序難度大.為了解決數控加工程序的編制問題,研究了斜航的數學模型,開發了自動編程軟體系統.使用該系統,可以生成多種母輪廓回轉體外表面上的斜航數控加工程序.燃燒室收斂-擴張段的母變化大,加工難度大,是斜航冷卻通道加工的最典型工件.經過理論分析和實際切削實驗,研究了針對該類型工件的片銑刀直徑選擇、銑削方式和方向、刀具調和起刀點的設置等多項實際的加工方案.採用上述的一系列技術,已經成功地加工了數十個合格工件.經過兩年多的實際生產過程應用,驗證了所開發的斜航冷卻通道加工方法的正確性和可行性.這些加工技術的研製成功,對其他相似類型零件的加工亦具有參考意義
  3. In the proposed method, the controller takes the buffer length as congestion indication, takes sources quality and bandwidth utility as object function so as to learn on line. as the controller outputs, the coding rate for input traffic sources and the corresponding user percentage are used to adjust the cells " arrival rate to the multiplexer buffer. compared with the previous method where cells " arrival rate is tuned only by the encoding rate and the encoding rates for all input traffic sources are regulated in a body, the proposed method guarantee that the quality of cells are optimal while cell loss rate is minimized, which means quality of service is guaranteed

    在該方法中,擁塞控制器以緩沖區大小信元作為擁塞指示,以信源質量和帶寬利用作為目標函數進行在學習,控制器輸出包括信源編碼及其對應的用戶數在全部用戶中所佔的百分比,即根據信源編碼及對應的用戶百分數調信源輸入流,從而克服了以往擁塞控制方法中僅僅調編碼帶來的對所有信源進行調的缺陷,使控制系統在信元損失最小情況下確保信源輸入流質量最高,從而有效地利用了網路帶寬。
  4. A transfer model is established, which can be used to study the interaction between the land surface physical processes of inhomogeneous region and the structure of atmosphere boundary - layer over urban and rural terrains. the model has simulated surface heat flux, surface temperature, temperature profiles, height of mixture layer and so on. and the differences between urban area, suburban area and rural area have been compared. this model mainly depends on the parameters below : surface albedo, surface roughness coefficient, moisture available coefficient of soil, thermal capacity and thermal diffusion coefficient of errain, cloudage. the result shows that this model can simulate the structure and eigenvalues of atmosphere boundary layer and their changes in a day. parameters used in this model aim at beijing city, and the time is at the beginning of september. to other cities, or other time, the parameters should be adjusted accordingly. in addition, being adjusted, the model can also be used for other homogeneous and inhomogeneous terrains

    模式主要依賴于以下參數和物理量:地面反照下墊面粗糙度土壤的可含水量下墊面的熱容量和熱擴散系數雲量等參數。結果表明,本模式能合理地模擬不同地表熱量平衡地表氣溫混合層高度湍流交換系數湍流動能位溫廓等,以及它們的日變化。該模式所取參數主要針對北京市,時間為九月初,對于其他城市,參數應作相應的調
  5. Special features for copying inputting originals auto paper select, auto scaling select, vertical horizontal independent anemographic magnification, final scale adjustment, copy density adjustment 7 degrees, scan start position adjustment, and copy position adjustment, top bottom bottom margin setting, mirror image, trimming, negative positive inversion, header, reference input, rotate image, sharpness, contrast, additional copy, scanning speed change

    自動用紙選擇,自動倍選擇,縱向或橫向獨立縮放,倍調,復印濃度調,掃描起始位置選擇,復印位置選擇,前後端空白選擇,消除框,鏡像,正負片反轉,頁眉,參照列印,畫面偏轉,明兩度,對比度,追加復印,掃描速度選擇,電子分頁可選配置
  6. Established the system of coordinates of roll testing, getting the parameters of equation of tooth face by solving the non - linear equations set ; according to the differential geometry and meshing principle, deduce the curvature parameters of tooth face and tooth profile, and get the parameters of instantaneous contact ellipse. emulate the contact trace and contact area of the working tooth face, and drawing the instantaneous drive ratio error curve

    建立了克林貝格擺齒錐齒輪嚙合分析的對滾模型,通過對非性方程組的迭代求解,得到齒面方程的各個參數;由微分幾何和切齒嚙合原理推導了齒面上齒廓和齒方向的曲參數,得到了瞬時接觸橢圓的參數。根據設計參數和機床調參數繪制了工作齒面的接觸軌跡和接觸區圖形,並求得了瞬時傳動比的誤差曲
  7. According as the analysis of third - order inter - modulation of high - power amplifiers, an innovative practical method to adjust the feed - forward amplifier system to optimize the performance of feed - forward amplifier system is described. the application of feed - forward linearisation to a 890 - 915mhz amplifier is described

    詳細分析了高功放大器的三階互調產物的特點,並據此創新的提出了調前饋性化系統狀態,優化前饋放大器性能的正確方法。
  8. In this dissertation, two kinds of optimization, methods are proposed. firstly, only these linking weights corresponding to the control rules that affect the control performance significantly are updated in order to reduce the compute works and speed up the training progress. secondly, the updating step is adjusted adaptively in accordance with the error and the change of error of the system based on the t - s model to get better performance

    針對模糊神經網路控制器一般存在著在權值調計算量大、訓練時間長、過度修正權值可能導致系統劇烈振蕩等缺點,提出了兩種模糊神經網路控制器的優化方法:在自學習過程中僅對控制性能影響大的控制規則相關的權值進行修正,以減小計算量,加快訓練速度;基於t - s模糊模型,根據偏差及偏差變化大小動態自適應調節權值修正步長,抑制控制器輸出的劇烈變化,避免系統發生劇烈振蕩。
  9. In the process of programming, the scaling step is adopted to adjust the performance and efficiency of optimization, using the method of filtering inactive constraints to reduce the sensitivity analysis

    程序化過程中,為了提高演算法的效,採用了射步來調結構性態;用準有效約束初選有效約束,以減少敏度分析。
  10. These developments will yield a cognitive radio able to sense its rf environment and location and then alter its power, frequency, modulation and other operating parameters so as to dynamically reuse whatever spectrum is available

    以這些發展製作出來的感知無電裝置,能感應所在的rf環境與地點,進而調、頻調變及其他運作參數,以便靈活運用所有可用的頻譜。
  11. The typical performance characteristics include : line and load transient response, efficiency, output voltage ripple, quiescent current, maximum load current, output voltage temperature characteristics and the short

    其中,體模擬指標包括:晶元調和負載調、轉換效、輸出電壓紋波、晶元靜態電流、最大負載電流、輸出電壓溫度特性及短路負載電流。
  12. He finds the pitch range after calculated the three important parameters through the bladed for windows software, then presents an optimized control strategy that regulate the pitch angle in terms of the wind speed. it must control the output power because the variational output power brings the variational loads. he confirms and optimizes the control strategy that the output power is the control target, the output power is divided into three parts

    將功作為系統控制的目標,將功分成三段進行控制,在低風速區,載荷是有限的,以功最大化作為控制目標;在額定風速附近,由於處在升力曲的變化點,功變化較大,應盡快調槳距角進入失速區工作,減少載荷的波動,該額定風速區的上下工作點要通過現場試驗的手段來確定;在額定風速以上,使功維持在額定輸出,減少功波動,並通過bladed軟體的模擬計算對控制策略進行了驗證。
  13. Accompanying power system reformation, chongqing power network will be merged into the middle china power network. according to national " power attempt communicating center assessing measure, chongqing power network modulates not only network frequency but also the power of chuan yu - the middle china network alliance line

    伴隨著電力體制改革的推進,重慶電網即將併入華中電網,按照國家電力調度通信中心頒發的考核辦法,重慶電網既要承擔調電網頻的任務,又要承擔調川渝?華中電網聯絡的任務。
  14. The vary of the parameter of the steam ). the software provide function of " alert " if some parameters exceed the range of permission, and this may urge the operator to adjust operation condition and put right. meanwhile, this may promise the units under the conditions of optimization, and achieve lower net coal consumption rate of thermal power plant and higher generation efficiency

    同時,這套系統可以在分析熱力系統的各小指標如主蒸汽參數、抽汽參數和排汽參數在偏離目標值時所引起的煤耗額外增加值,對于偏離目標值超過允許范圍時的參數提出報警,以提醒運行人員調運行,糾正偏差,使各參數都運行在最佳狀態,從而降低煤耗,提高機組的運行效
  15. The charts in figure 1 and figure 2 show the throughput in calls per second, normalized to the 1 - thread

    圖1和圖2中的圖表以每秒調用數為單位顯示了吞吐,把不同的實現調到1
  16. The combustion - optimizing and automatic control system is being adopted on boiler no. 2 in jiaozuo power plant, successfully realizing the combustion optimizing control of said boiler under constant load and varying load conditions, the on - line combustion debugging test, and the monitoring analysis of operation economic behavior, making the said boiler always to be safe operation with highest efficiency, enhancing averagely the boiler efficiency to more than 0. 5 %, economic benefit being obvious

    摘要焦作電廠2號爐採用燃燒優化與自動控制系統,成功地實現了鍋爐定負荷和變負荷過程的燃燒優化控制、鍋爐在燃燒調試驗和運行經濟監測分析,使鍋爐時刻在最高效下安全運行,鍋爐效平均提高0 . 5 %以上,經濟效益顯著。
  17. The stress is basing coal - fired boiler inflammation system feature and control demand to design a kind of fuzzy - pi controller on based of genetic algorithm to control it. the controller refers the error and its variety rate as its inputs. and, in order to make the control qualities much better, concerns them as the performance index to optimize the membership function of the fuzzy variables and the pi ' s controller parameter by means of online adjujsting the genetic algorithm, inflammation system steam pressure loop and economic inflammation loop

    重點是針對燃煤鍋爐燃燒系統的特點和控制要求,設計了一種基於遺傳演算法的模糊- pi復合控制器對其進行控制,該控制器以偏差、偏差變化作為輸入量,通過遺傳演算法在調模糊控制器的模糊變量隸屬度函數和pi控制器的參數,從而達到優化模糊控制規則和pi控制器參數的目的,實現燃燒系統的蒸汽壓力迴路和經濟燃燒迴路的控制要求。
  18. But often what is not obvious when reading a manufacturer ' s data sheet is how the initial accuracy of the device is affected by other key device parameters such as line regulation, load regulation, initial voltage error, output voltage temperature coefficient ( tc ), output voltage noise, turn - on settling time, thermal hyste - resis, quiescent supply current, and long - term stability

    但,人們閱讀廠家的數據手冊時,因受諸如(電源電壓)調、負載調、初始電壓誤差、輸出電壓溫度系數tc 、熱遲滯(系數) 、靜態電流和長期穩定度等參數的影響而使初始精度往往不明顯。
  19. This paper focuses on the research of fuzzy control, especially rule self - adjusting fuzzy control method. by theoretic analysis and simulations, the influences of parameters and system performance characteristic of some kinds of rule on - line self - regulating fuzzy control methods are discussed, and a novel real - time self - adjusting fuzzy control method ( vsrsafc ) is proposed from the diagrammatic point of view. in vsrsafc, the slope of the rectifying curve of rule scaling factor a is altered by the fine - tuning and coarse tuning combined mechanism to adjust the fuzzy control rules according to error e and error change ec, which more coincides with characteristic of system response than the conventional self - adjusting method that adjusts rule scaling factor only according to the error e, and has better static and dynamic performances than the latter

    其中變斜規則自調模糊控制的效果較為明顯,它是基於插值的非性規則自調模糊控制的引申以及常規全論域規則自調模糊控制的改進,該方法採用粗、細調結合機制,通過改變規則調因子的修正曲,使系統同時根據誤差e以及誤差變化ec在調模糊控制規則,比傳統的僅基於系統誤差e的自調方法更符合系統響應特性,可獲得更好的動靜態控制性能,特別是對于系統參數發生改變、控制參數選取不當等不良狀況,控制器仍能較快自調,具有較強的在自適應能力。
  20. The list betterments aimed at the properties of system : through the testing of dc voltage, pulse width and inverting voltage and frequency can be regulated online to fit for different steady load ; reducing speed ripples by compensating with nonzero voltage working proportional time ; adopting the technology of harmonics suppression. as a result, the high precision and wide speed control is realized and the step out is overcome

    針對系統的性能指標,做了如下改進:對直流側電壓的檢測,在調逆變器導通脈寬、輸出電壓和頻,可以適應不同大小的恆負載;並用非零電壓矢量作用時間進行補償的方法,減小電機的低速脈動;加入了諧波抑制技術等。
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