偏轉控制 的英文怎麼說
中文拼音 [piānzhuǎnkòngzhì]
偏轉控制
英文
deflection control- 偏 : Ⅰ形容詞1 (不正; 歪斜) inclined to one side; slanting; leaning 2 (只側重一面) partial; prejudi...
- 轉 : 轉構詞成分。
- 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...
- 控制 : control; dominate; regulate; govern; manage; check; cybernate; manipulate; encraty; rule; rein; c...
-
There are two innovated points in this paper. the first is that we abandoned mechanical apparatus in deflexion, and this is good for signal ’ s disposal. the second is that we adopted nlc facility and this will largely lighten apt systerm ’ s size, weight and power consumption
本論文的創新主要在於兩個方面: ( 1 )摒棄了機械式的偏轉控制,便於其後的信號處理。且該器件驅動電壓低(約3伏) ,功耗小(毫瓦級/平方厘米) 。Based pc, d / a convertor and 2 - dimension galvanometer scanning system, laser marking control system is built. coordinate data scanned and kept in the computer are transformed into the analog signals by d / a converter, then control the galvanometer to deflexion
基於pc 、 d / a轉換器和二維振鏡掃描系統搭建激光打標機控制系統,將存儲在主控計算機的掃描坐標點的坐標數據通過d / a轉換,將數字信號轉換成模擬信號來控制振鏡偏轉。Lc apparatus almost meet all the needs of space optical communication such as weight, size, power consume, life, cost, driving voltage, intergration of optics and electricity, programe, optically take ? over aperture, beam scanning, deflexional range and so on. switches, deflexional facilities and scanning equipments which made with lc have been used in the system of labor in space communication. the only bug of lc apparatus is that their answer speed only get microsecond rate or submicrosecond rate. but it is practical for them to be used in special beam capture, scan, deflexion controling which don ’ t concerned with code rate and code type
液晶器件幾乎滿足空間光通信的所有大的指標要求如重量、尺寸、功耗、壽命、成本、驅動電壓、光電集成、可編程性、光學接收孔徑、光束掃描和偏轉范圍等等。液晶光開關、光偏轉器、光掃描器已經開始應用於光纖通信的實驗系統中。液晶類器件應用於光通信的唯一重大缺陷,是其響應速度目前只能達到微秒級或亞微秒級,不過,在不涉及到碼型碼率的空間光束捕獲、掃描、偏轉、控制方面,液晶器件完全可能進入實用化。The paper designed aerodynamic control system of pith and yaw channels and roll angle stabilization system, by using unsteady - state error follow - up control theory and state observation station theory in modern control theory
本文使用現代控制理論中的無靜差跟蹤控制系統理論與狀態觀測器理論,設計了俯仰、偏航兩個通道的氣動力控制系統和滾轉角穩定系統。The tester gives all kinds of control signals, measures the angles of the steering engines and displays the results automatically , then the automation degree of steering engines measuring is highly increased
該測試儀能夠實現自動給定各類控制信號,自動控制舵面偏轉,自動測量與顯示測試結果等功能,極大地提高了測試的自動化程度。The smart rotor with active trailing edge is a new system for reducing the vibration which can adjust the air load of the blade to actively counteract the main harmonic of the force to the fuselage by controlling the deflection of the trailing edge
主動后緣附翼控制是一種較新的旋翼減振系統,它通過控制后緣附翼的偏轉,調節槳葉的氣動載荷,實現對機體激振力主要諧波分量的主動抵消。The author has finished the following several jobs in core of the centre : 1 ) the active compensation method based on bang - bang control was put forward to realize the wide range current transformer. the method converts the complex statement space to i / o description by the two - stage current transformer. with the compensation method, the accuracy of 0. 2 grade current transformer can be improved to less than the 0. 1 grade standard at 100 % rating when the primary side current is changed from 2 % to 120 % of the rating
圍繞這一工作核心,作者完成了以下幾項工作: ( 1 )以實現寬量程電流互感器為目標,提出了基於bang - bang控制的有源補償方法,採用雙級電流互感器,將復雜的狀態控制分量轉化為偏差控制,該方法結構簡單,調試方便,有源補償器輸出電流小,可以將0 . 2級的電流互感器經過補償后提高到一次電流從額定值的2變化到120時,測量誤差不超過一次電流額定值100時準確度為0 . 1級的測量標準。Both the pid control and the single neutral cell based self - adaptive control algorithm are adopted in the integrated control system. these two control methods are satisfied to minimize the effects on engine ' s working conditions as the nozzle is deflexed
針對矢量噴管和發動機綜合控制系統,本文採用了pid控制演算法和基於單神經元自適應控制,有效的減小矢量噴管偏轉對發動機工作狀態的影響。These hinged flight surfaces could deflect airflow to modify the lift, thereby supplying roll control
這些以鉸鏈連接的飛行翼面能夠偏轉氣流以調整升力,進而控制滾轉。By use of - perturbation method with spatial discretization, the hydraulic transient system controlled by quasilinear partial differential equation was converted to a time - continuous linear system, so that the inverse problem of hydraulic transients under limited pressure could be sol ed with the optimal control theory for time - continuous systems
採用-攝動法並經過空間離散,將由擬線性偏微分方程式控制制的有壓瞬變流系統轉化為時間連續線性系統,從而使有壓瞬變流限壓控制反問題能應用時間連續系統最優控制理論來求解。The bias magnetic field of the bias coil driven by bias current and small signal test current, results in the induced signal of the control coil. the terminal voltage of the control coil is detected by the test circuit. then the signal containing the information of rotor displacement is obtained, from which we can get the dc voltage signal proportional to the rotor displacement through half - wave rectification circuit and low pass circuit. this dc signal is put into a pid controller to get the control signal of the rotor displacement
偏置測試電路向偏置線圈輸入偏置電流和小信號測試電流,兩者產生的偏置磁場在控制線圈產生感應信號,檢測電路檢測控制線圈端電壓並提取含有轉子位移信息的電壓信號,該信號經半波整流電路和低通濾波電路后得到與轉子位移成正比例的直流信號,再由pid控制器轉換為轉子位移的控制信號,最後控制信號輸入功放電路產生控制電流,實現閉環控制。A variety of mechanical surfaces have been employed for deflecting the exhaust jets of solid-propellant rockets.
人們已經用過各種類型的機械控制面來偏轉固體推進劑火箭的排氣流。The stability of electric power system has been being focused for a long time toprevent a power system from losing synchronism after sudden fault , researchers have done much work and got many accomplishments this paper applied the direct feedback linearization ( dfl ) technique on the power system , a strong nonlinear system simulation results by matlab proved this method efficiency main works and results are as follows : this paper compared some existing methods in excitation control , fast valve control and coordinated control respectively, analyzed the developments and actuality of nonlinear control research in brief, illustrated why ransient stability could be greatly improved by using the fast valve control in chapter 3 , indicated the importance of coordinated control farther this paper introduced the inverse system theory, based on which , discussed the dfl theory, pointed out which had consistency with the inverse theory, expanded the dfl theory combined the idiographic model equations , made which adapt to the model of a single machine - infinite bus power system this paper referenced abundance articles and educed a set of equations , which could describe the dynamical process of excitation and fast valve control for synchronous generators in the equations , there were several very important parameters of power system - - rotor angle ( ) , rotor speed ( ) , generator q axis voltage ( eq ) , transient voltage ( e ' q ) , active power ( pe ) , mechanical input power ( pm ) , valve opening ( ) , generator terminal voltage ( vt ) , based on the model , nonlinear coordinated controller and terminal voltage optimal controller have been designed by using the expanded dfl theory and lq optimal control theory the simulation results showed that the controller could keep power system transiently stable under the effects of a symmetrical 3 - phase short circuit fault , which achieved better postfault regulation compared with another two routine methods , one is the proportion excitation controller and proportion fast valve controller, the other is the proportion excitation controller and the optimal fast valve controller, which could exert good performance when met 1ittle disturbance either
在介紹逆系統理論的基礎上,詳細介紹了dfl理論,通過比較闡明了dfl理論其本質是逆系統方法的一類,並結合具體課題推導出的模型方程將dfl理論進行了擴展,使之適應于電力系統這個強非線性對象。通過參考大量的書籍文獻推導出一套實用的可將大型汽輪發電機勵磁與汽門綜合起來進行控制的模型方程,此模型方程涵蓋了電力系統中特別引人注目的幾個量- -轉子角、轉子轉速、發電機q軸電勢eq 、暫態電勢e ' q 、有功功率pe 、機械功率pm 、汽門開度、機端電壓vt ,在此基礎上建立了實用的電力系統簡化的數學模型,並將擴展的dfl理論應用於此模型系統,結合線性二次型最優控制理論設計出大型汽輪發電機的非線性綜合控制器及機端電壓最優控制器,通過模擬實驗與採用常規的按電壓偏差進行調節的比例式勵磁控制器+汽門比例控制及採用常規的按電壓偏差進行調節的比例式勵磁調節器和基於二次型性能指標設計的最優快控汽門(考慮發電機的飽和因素)進行了對比,證實了採用此種控制器可以有效地提高電力系統的暫態穩定性,並且在電力系統遭受小干擾時同樣具有良好的調節性能。Steering that pulls the vehicle to one side can mean alignment problems in the future. * squealing brakes under normal operation can mean excessive wear or improper adjustment. * blue smoke coming from the tail pipe can mean costly engine repairs are necessary. * lack of control during cornering at normal speeds or an excessively bouncy ride can mean steering linkage problems and / or worn - out shock absorbers
有問題的標志1 .車老是往一邊偏意味著將來會有調整平衡的問題; 2 .正常行駛時剎車有尖叫聲表明它已經過度磨損或調節的不合適; 3 .尾氣管中冒藍煙說明你要花錢去修發動機了; 4 .用正常速度轉彎時不易控制或車身跳的厲害,則是轉向系統有問題以及避震器有毛病The accurate calculation of the input voltage and the compensation for the dc - offset error and the variation of the stator resistance are important factors in practical implementation of the integration since they can cause a drift in the stator flux linkage trajectory and furthermore deteriorate the quality of torque control
因此,輸入電壓的準確計算、直流漂移量的補償以及定子電阻變化的補償都是影響積分計算準確性的重要因素,這些誤差會導致定子磁鏈軌跡的偏移,進而降低系統轉矩控制的性能。On behalf of pockels effect of electro - optic crystals, or kerr effect, various optical addressed spatial light modulator can be developed to the realize electrically driven spatial light modulation, so as to control such transfer conditions as converging, diverging, defecting and transferring
利用電光晶體的普克爾斯效應或克爾效應可以研製出各種光尋址空間光調制器來進行電驅動下的空間光調制,以此來控制光束的聚散、偏轉等傳播狀態。In the simulation work, one 1. 5kw and one 18kw induction motors ? control system were simulated and two simplified control scheme were proposed. when developing the program in tms320f240 dsp, this paper solved two practical problems : the finite - length effect and dc bias effect. finally, sensorless control system based on adaptive filter theory are tested on the platform of 1. 5kw induction motor, the results show that the scheme ? performance is good
在模擬過程中,針對1 . 5kw和18kw異步電機進行了模擬,並在此基礎上提出兩種簡化控制方式;在tms320f240的具體編程過程中,分別對自適應濾波器的有限字長效應、直流偏置效應等非理想因素進行了修正和補償;最後,在1 . 5kw微型異步電機上進行了轉矩閉環無速度傳感器實驗,實驗結果表明了演算法完全可以達到預期的目標。Finally, the paper presents the lyapunov - based decentralized control system because the piezo - electric steering system is complex dynamics and can ’ t know status of controlled plant
最後,針對壓電偏轉系統系統動力學復雜和無法得到系統狀態量的問題,提出了分散式李亞普諾夫控制系統,設計了分散式自適應控制器。Missile rudders are executive bodies of missile flight control system, all kinds of attitude motion of missile are depended on the actuator driver fins of rudders
導彈舵機是導彈飛行控制系統的執行機構,導彈的各種姿態運動都是靠舵機帶動舵面偏轉來實現的。To accept the current signal from high negative voltage circuit, the analog ground is raised to a certain positive voltage, which makes it possible for the signal amplitude to be compressed at the same time of its polarity reversion. a pi control program special for laser gyro current control is brought forward according to the conventional pid control method, in which the control signal is figured out corresponding to the difference between the sample and the reference value by turn of proportion - short step integral - long step integral. and at the end of this paper, a comparison of system performance on different conditions is made and the key elements influencing system performance are educed
利用集成a / d 、 d / a轉換器的新型晶元aduc824 ,實現了電流(電壓)采樣?數據處理?電流控制的閉環控制結構;地電位的抬升解決了a / d轉換器對負高壓迴路電流采樣時的輸入范圍匹配問題;控制信號反相的同時進行幅度壓縮,使得輸出調整電壓的解析度提高;根據常規的比例?積分?微分( pid )調節模型,針對陀螺系統的特性,給出了一種可以滿足系統要求、據采樣值偏差大小進行的比例?大步長積分?小步長積分、分層次比例?積分演算法;不同條件下系統穩流性能的對比、分析在論文最後給出,並據此找出了決定該系統穩流精度的關鍵因素,提出了系統的改進意見。分享友人