控制功能改變 的英文怎麼說
中文拼音 [kòngzhìgōngnénggǎibiàn]
控制功能改變
英文
control change- 控 : 動詞1 (告發;控告) accuse; charge 2 (控制) control; dominate 3 (使容器口兒朝下 讓裏面的液體慢...
- 制 : Ⅰ動詞1 (製造) make; manufacture 2 (擬訂; 規定) draw up; establish 3 (用強力約束; 限定; 管束...
- 功 : 名詞1 (功勞) exploit; merit; meritorious service [deed]: 戰功 military exploits; 立功 render me...
- 能 : 能名詞(姓氏) a surname
- 改 : Ⅰ動詞1 (改變) change; transform 2 (修改) revise; alter; modify 3 (改正) rectify; correct 4 ...
- 控制 : control; dominate; regulate; govern; manage; check; cybernate; manipulate; encraty; rule; rein; c...
- 改變 : change; alter; transform; turn; convert; mold; modify
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Presents the steady - state programming with constant coolant average temperature and constant live steam pressure, an ideal programming for marine nuclear power plant ( npp ), under which, both the coolant average temperature and the live steam pressure of nuclear steam supply system ( nsss ) are constant when the steady state operating condition is varied, and points out that in comparison with the steadysate programming with constant coolant average temperature, the ideal programming can improve the overall operating performance of npp effectively, especially in low - load range, for instance, raise the heat efficiency of npp, decrease the operating noise of main coolant pump, and improve the conditions of design, operation and control of the secondary loop system
雙恆定運行方案是船用壓水堆核動力裝置的理想運行方案.在這種運行方案下,當裝置穩態功率變化時,冷卻劑平均溫度與蒸汽壓都保持不變,與通常採用的冷卻劑平均溫度恆定運行方案相比,有效地改善了核動力裝置的總體運行性能,特別是在低負荷運行時,可以提高裝置經濟性、降低主泵運行噪聲、改善二迴路系統的設計、運行和控制條件,這對于提高船用核動力裝置的運行可靠性和安全性具有實際意義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線(等傾角螺旋線)槽形,可以大幅度改善燃燒室的冷卻性能.斜航線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線輪廓復雜,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,研究了斜航線的數學模型,開發了自動編程軟體系統.使用該系統,可以生成多種母線輪廓回轉體外表面上的斜航線數控加工程序.燃燒室收斂-擴張段的母線斜率變化大,加工難度大,是斜航線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、刀具調整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線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When cooling load is less than ice - melting ability, optimal control strategy is just ice priority, optimal control saves 24 - 45 % operating cost compared with chiller - priority. when cooling load is more than ice - melting ability but still less than ice - melting ability plus half of chiller cooling ability, optimal control is to keep chiller load to half of chiller cooling ability and tune ice - melting to meet load, optimal control consumes 13 - 20 % more power but saves 9. 2 - 11 % operating cost compared with chiller - priority. when cooling load is more than ice - melting ability plus half of chiller cooling ability, optimal control is just ice - priority again, optimal control is to keep ice - melting to maximum and tune chiller to meet load, optimal control consumes 0 - 13 % more power but saves 0 - 9. 2 % operating cost compared with chiller - priority
在冷負荷大於融冰供冷最大功率時,又分兩種情況:總冷負荷小於融冰供冷最大功率加一半的單主機滿負荷時,優化控制是保持主機供冷負荷系數為0 . 5 ,通過調節融冰來改變冷負荷,此時與主機優先比較增加能耗13一20 % ,節約運行費達9 . 2一11 % ;在冷負荷大於融冰供冷最大功率加一半的單主機滿負荷時,優化控制就是融冰優先,通過蓄冰槽滿負荷運行,調節製冷主機來調節冷負荷,此時比主機優先控制僅增加能耗o一13 % ,但能節約運行費o一9 . 2 % 。Selection of vvvf inverter to control the hair shaft speed, not pushing buttons, the same can remove hair debris and floating hair, suction available functions, all concentrated gross litter, facilitate the process, to improve the working environment and to reduce the labor intensity, improve efficiency and reduce production costs
選用變頻調速器來控制毛軸的速度,不需要按按鈕等,同樣可以進行清除毛屑及浮毛,備有吸風功能,將所有毛屑集中,方便處理,改善工作環境,減輕工人的勞動強度,提高工作效率,降低生產成本。The suggested control scheme fulfills automatic full range feedwater control by changing the structure and parameter of control system according to different stages of load, making full use of intelligent fuzzy logic function on conditons of remaining process system
充分利用模糊智能控制系統的功能,在不改變工藝系統的情況下,從控制策略著手,隨工況的變化改變控制系統的參數,在鍋爐點火、升壓、並網、升負荷、降負荷全過程實現自動控制。3 ) definition of input designer concept for flight control system ( fcs ). a input designer was successfully constructed which can provide a effect almost the same as directly control over aerodynamic control surface through the careful design of inputs of fcs. this input design concept is very important for in - service aircraft upgrade where change of the original pcs is not allowed
3 )提出了飛控系統輸入設計概念,並成功地構建了飛控輸入設計器,能夠在不改變原飛控系統條件下有效地提高舵面控制能力,獲得接近直接舵面操縱的性能,對于現役飛機改進、改型中飛機運動自動控制系統的設計具有非常重要的意義。The cooling system for engine adopted hydraulic drive and control technology to control the speed of the fan : the chip adjust the control - current of the proportional value, which used in the engine cooling system, to control the speed of the fan. and the size of the control - current is according to the coolant temperature, coolant temperature change rate and target temperature. as for as the hydraulic cooling system we used a motor to drive and control the fan ’ s work or stop according to the temperature of the hydraulic oil
該系統的特點及其實現的功能為:電液混合驅動方式改變了工程機械冷卻裝置驅動方式單一的缺點,發動機冷卻系統採用了電液比例技術控制風扇轉速;單片機可以根據冷卻液溫度、冷卻液溫度變化率和目標冷卻液溫度調節液壓驅動系統中電液比例閥的控制電流,進而控制液壓油的流量,即可以實現冷卻風扇轉速的連續調節;液壓油冷卻系統採用了電動機驅動,然後由單片機根據液壓油的溫度控制電動機的起動和停止。Abstract : this paper introduces the principle of limited enzymatic hydrolysis on controlling wheat gluten, the changes in modified gluten ' s functions such as solubility, foaming ability and emulsifying ability, also the application of proteases in hydrolyzing wheat gluten
文摘:綜述了控制小麥麵筋蛋白限制性酶水解作用的原理、改性后的麵筋蛋白其水溶解性、起泡性、乳化性功能性質的變化以及各種蛋白酶在水解麵筋蛋白中的應用。The applications of the electro - hydro proportional control such as, proportional pressure regulation, proportional speed regulation, multi - cylinder synchronization etc have been introduced
摘要電液比例控制改變了傳統液壓機控制方式,提高了液壓機各項性能。本文介紹了比例調壓、比例調速、多缸同步等電液比例控制功能在液壓機上的應用。The approach maintains the simplicity of the original algorithm, and carry out perfect model following. the pseudo - inverse method is concerned with distributing the deflection commands of multiple control surfaces of the aircraft to generate required control responses when the number of independent control surfaces is greater than the number of required independent control responses
偽逆演算法通過改變反饋增益來實現故障系統的控制律重構,當一個操縱面發生故障后,可改變控制律重新分配控制指令,利用其它操縱面來實現它的功能,近代先進飛機多採用此方法來提高飛機的容錯能力。This paper put forward a method of using amending sine value in the spwm sine table. this method can correct the distortion of the output voltage waveform, which resulted from the dead time used to the voltage type whole bridge main circuit. the inverter system adopts digital fuzzy controller with feed forward correction and which proportion coefficient and integral coefficient is changeable, so dynamic response is improved
本文提出了一種採用修補spwm正弦表值的方法,用以改善電壓型全橋逆變主電路因上下橋的功率器件切換時先關斷后導通的死區時間而引起的輸出電壓波形畸變;逆變系統採用帶前饋校正的變比例變積分系數的模糊控制器,提高了系統的動態響應指標;系統設計了完善的保護措施,並具有市電電網的故障診斷功能。The system can generate three - phase spwm pulses and has following characters : the range of modulation frequency is from 0 khz to 4 khz. and can be divided to 7 classes to control. the carrier frequency may be selected up to 24 khz, and can be divided to 8 classes to control ; rotational frequency is defined to 16 bits
該系統能產生三相六路正弦脈寬調制( spwm )波形;調制頻率范圍為0 4khz ,分7級控制; 16位的速度控制解析度;載波頻率分8級控制,最高可達24khz ;系統介面兼容intel系列和motorola系列單片機;該系統控制簡單、精確,易修改,可現場編程;同時具有脈沖延時小、最小脈沖刪除、過壓和過流保護功能等特點,可應用於pwm變頻調速系統的全數字化控制。The result shows that, when the full - bridge power converter is joined with boost / buck dc chopper in parallel, it can serve a dc voltage of over 340v and a power of 800w, meanwhile, as output voltage of the fuel cells changes due to loadings, the sliding - mode controller can cause more rapid responses and robustness to the dc bus voltage source
實驗結果顯示,本論文之全橋式功率轉換器與升壓/降壓直流截波器並聯供電時,輸出電壓可達340v以上,輸出功率約為800w ,同時,當燃料電池之輸出電壓因負載而改變時,本論文所提出之滑動模式控制器能使直流鏈電壓具有較快速的響應及強健性。System takes intel 16 micro - controller as the core controller and adopts advanced ipm module that replaces the silicon as inverter so that the output waveforms have been heavily improved, which compare with the waveforms after chopping of silicon, which not only reduces the loss of the transformer, but also lengthens the light life - span
系統採用先進的智能功率模塊( ipm )取代以往的可控硅作為功率變換器件,以intel16位單片機為核心控制器採用ac - dc - ac變換技術使輸出的波形較可控硅斬波后的波形有很大的改善,這不僅降低了變壓器的損耗而且延長了燈的壽命,提高了系統的運行質量。An engineer case is introduced, which is about " the reconstruction of high voltage fan ' s speed - adjusting by frequency conversion and the design of plc ( programmable logic controller ) control system in shui cheng iron and steel company ". in this project, an advanced controlling technology, based on the method in this paper, is used to realize the closed loop control of discharge header pressure of two coke ovens
介紹「水鋼煤焦化公司鼓風機高壓變頻調速及系統plc控制改造」的工程概況,對煤氣鼓風機採用先進的變頻調速技術和計算機控制技術進行改造,實現對兩座焦爐集氣管壓力自動調節的閉環控制功能,既滿足了煤氣量的自動調節的要求,又避免了煤氣鼓風機出口閥門的節流調節,節能效果相當可觀。One - step synthesization made the electrical properties more stable, controling the reducing sintering temperature and retention time can adjust the electrical properties in a certain scope, changing the oxidation temperature made the varistor ’ s voltage v10ma changed, using the special double - layer silver plasm can eliminate the voltage - direction problem
一次配料得到的樣品電性能一致性更好;控制還原氣氛燒結溫度和保溫時間,可以在一定范圍內調節鈦酸鍶壓敏電阻器的電性能,改變氧化溫度可以獲得不同的壓敏電壓,從而得到系列化產品;採用雙層銀漿工藝成功消除了壓敏電壓的方向性問題。How to design the controller are mainly discussed in chapter three. because of the difficulties of the pid arithmetic, signal neuron controller ( snc ) are combined in order to overcome the shortages of the pid arithmetic, which has self - learning and self - adaptive ability
第三章主要是控制系統控制器的設計,針對常規pid演算法的缺點,本文將pid與神經網路相結合,利用神經網路的自學習功能實時的改變控制器的參數。One can also imagine changing the orientation of the source or drain with a magnetic field, introducing an additional type of control that is not possible with a conventional fet : logic gates whose functions can be changed on the fly
想像一下,如果可以利用磁場來改變源極與汲極的磁性方向,這就等於引進了一種新的控制方法,可以製造出運作時能切換功能的邏輯閘,這是傳統fet辦不到的。The hmb pattern describes ivc and ivc - based - vi system with uniform mode, and it consists of external interfaces, static structure, dynamic behavior and hierarchical message bus. the hmb pattern supports dynamic evolution of system on running time, namely the function of system can be modified, appended and deleted. for example, it can append and delete ivc, message response register, and change rule of message filter
該模式採用統一的方式刻劃智能虛擬控制項和由智能控制項構成的智能控制項化虛擬儀器系統,其中包括控制項的介面、控制項的靜態結構、控制項的動態行為和層次消息總線等方面的內容,並支持系統運行時刻的動態演化,即在運行時刻進行功能修改、擴展和剪裁,使在動態條件下:增加和刪除控制項、增加和刪除消息響應登記和改變消息過濾規則。This paper analyses the type, function and characteristics of usual proportional control valves and raises a new modificative version in the light of their drawback. that is, basing on the principle of flow amplification and electrical feedback and throughout calculation and analysis on flow closed loop control and pressure flow combination., determination of the minimum controlled pressure difference as well as flow controlling range and structure of main valve and research of the dynamic and static characteristic, the paper puts forward control principle of " flow - load pressure change - displacement revision " and pressure / flow double closed loop, and further expounds that using a proportional controller and a electric mechanical transducer can separately serve the control function of pressure or flow as well as flow pressure combination
本論文分析了目前常用比例閥的類型、功能、特性,並針對其不足提出新的改進方案,即:以流量放大,電反饋兩個原理為基礎,通過對流量閉環控制及壓力流量復合的計算分析、確定上最小控制壓差及流量控制范圍,確定主閥結構、功能特性研究等,提出了「流量? ?負載壓力變化? ?位移修正」的控制原理和壓力流量雙閉環控制原理,並進一步論述了利用一個比例控制器和一個「電?機械轉換器」就可完成獨立的壓力或流量控制功能以及流量壓力復合控制功能。分享友人