直線輸出型 的英文怎麼說
中文拼音 [zhíxiànshūchūxíng]
直線輸出型
英文
straight through model- 直 : Ⅰ形容詞1 (成直線的; 硬挺的) straight; stiff 2 (跟地面垂直的; 從上到下的; 從前到后的) erect; v...
- 線 : 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...
- 輸 : Ⅰ動詞1 (運輸; 運送) transport; convey 2 [書面語] (捐獻) contribute money; donate 3 (失敗) l...
- 直線 : 1. (不彎曲的線) straight line2. (急劇的) steep; sharp
- 輸出 : 1 (從內部送到外部) export 2 [電學] output; outcome; outlet; out fan; fanout; 輸出變壓器 output ...
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The fundamental mode beam has been gotten. the power output of u - folded laser without catalyzer, 3. 5w has been gotten, while the corresponding unfolded laser, 4. 5 w. this result indicates the availability of the forementioned design
在無催化劑的情況下,獲得u型腔激光器輸出功率3 . 5w和相同條件下的直線型激光器輸出功率4 . 5w ,證實了該u型腔設計的可行性。This machine is used for straight - line bevel cutting and bevel grinding and polishing for flat glass, in certain condition, it can be also used in bevel cuttig, bevel grinding and polishing for soft stone panel. the contrilling system adopts plc, it can accomplish automatic grinding cutting after entering processing parameter, convery speed adopts speed adjustment of fre quency conversion, direct drive of wheel head motor, all motions for joining in parameter adjustment completely adopt straight - rolling guide - track with front beam and wheel head lifting lntegrally. the transmission of input and output adopts synchronization tooth belt and photo - electricity switch positioning, and position limitation of two pass is much more reliable
Sxm371pa型玻璃直線斜邊磨邊機是用於玻璃直線斜邊斜切,斜磨及光拋的專用設備,在一定條件下也可以用於軟石板材的斜切斜磨及拋光。控制系統採用plc控制。輸入加工參數后可自動完成磨削傳送速度採用變頻調速,磨頭電機直接傳動,所有加工參數調整運動副全部採用直線滾動導軌,前梁與磨頭整體升降,輸入輸出傳送採用同步形帶,光電開光定位,雙行程限位更安全可靠。This paper mainly focuses on the noise limiting by means of the direct sequence spread spectrum ( dsss ) and the analysis of the transmission performance of the plc and some digital modulation technology. the contents of the paper is as follows : 1 ) the technical feasibility is proved after simulating noise limiting principle of dsss by means of systemview, the simulation software ; 2 ) a kind of band pass filter ( bpf ) is realized according to the requirement of filter and the principle of butterworth approximation, which satisfies the index of performance of dsss. 3 ) the low voltage plc system includes the sc1128, the specific modulation / demodulation ic, the bpf filter and other circuit components, furthermore, the control function of system is realized by means of the personal computer and the microcontroller
本課題在對低壓電力線的傳輸特性和數字調制技術進行分析的基礎上,將通信理論中的直接序列擴頻技術( dsss )用於解決低壓電力線通信的干擾問題,主要研究內容如下: ( 1 )用通信模擬軟體systemview對dsss技術的通信和抗干擾原理進行模擬分析,分別對時域和頻域下採用dsss技術前後接收信號的頻譜進行分析,驗證dsss技術在本系統中的可行性; ( 2 )由dsss技術對濾波系統的要求,根據濾波理論分析了巴特沃思型濾波器的逼近原理並設計了合適的濾波電路; ( 3 )用調制解調晶元sc1128和自行設計的濾波器加之輔助外圍電路,構造出低壓電力線載波通信系統,並採用atmel公司的單片機設計了接收和發射電路的微控制器; ( 4 )分別對採取抗干擾措施前後輸入和輸出信號進行對比實驗,並對結果進行分析,驗證了dsss技術對干擾信號的抑制作用。Usually, hpm devices working in the high current and large field amplitude state, after the field reaches saturation, the nonlinear effects will become extremely strong so that the intrinsic nonlinear phenomena ( for example limit cycle oscillation and chaotic behavior ) of the system occur. these nonlinear behaviors directly influence the output characteristic of the devices
在通常情況下,高功率微波源器件都工作在大電流和強場工作狀態,尤其在場達到飽和以後,系統的非線性效應將變得非常明顯,非線性系統所特有的一些現象(如,極限環型振蕩和混沌行為)將出現,這些非線性現象直接影響器件的各種輸出特性。The correlative items of dc filters are researched on the basis of gezhouba - shanghai hvdc transmission project. in the analysis the three - pulse model is used to simulate converter, which takes into account the impact of the stray capacitance. the harmonics distribution on dc lines is simulated accurately, especially the harmonic ignored in old models
本文以葛上直流輸電工程為基礎,研究直流濾波器設計中的相關問題,採用考慮了雜散電容的三脈動模型來建立換流站模型,更為準確地模擬出直流輸電線路上的諧波分佈情況,尤其是模擬出舊模型中忽略的次(為自然數)諧波,為直流濾波器的設計提供了更精確的數據和判斷依據。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特性及其最佳風能利用原理,通過模擬及實驗驗證了採用直流電機的輸出特性模擬風力機的最大輸出功率曲線的可行性,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最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;最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性、可行性。In this dissertation, the development survey, research actualities and application prospect of vamt are introduced at first, and the models of kinematics, dynamics and linear motor servo are analyzed then. currently the dynamics model is complex or established mechanically, which restricts the study of control theories. thus this dissertation present a simple and easy - realized control idea, namely, the fore and torque of every leg determined by the inverse - solution of mechanics are regarded as changeable load force ( disturbance ) applied in motor, the elongation of the leg or displacement of sliding is regarded as the output of linear servo system
本文首先介紹了虛擬軸機床的發展概況、研究現狀和應用前景,然後對其運動學、動力學、直線伺服系統模型進行分析,針對目前動力學模型過于復雜或完全從機構學角度建立不便於控制的問題,提出了簡單、易於實現的控制思想,即將虛擬軸機床的動力學方程反解所確定的各桿受力(矩)視為電機的可變負載力,以桿長伸縮量或滑塊位移為伺服系統輸出,從此構成位置閉壞,實現軌跡跟蹤控制。But all designed software before in our country still have some weakness, for example, the conventional type of cam counld be projected by these software is very little, and used approximation by lines to curves of cam which have bigger error and more nodal points that result in chattering of principal axis. in furthermore, this software of designing cam in fact only has the function of cad. if you want to simulate and work over the designed cam in that software, you will find that you have to export it to other cad / cam system software ( e
隨著數控加工在我國的深入開展,真正實現我國的凸輪cad cam就顯得非常必要,但以往的凸輪設計軟體還存在許多不足,如可設計的凸輪類型較少,大多集中於平面凸輪;且採用誤差較大、節點數過密的直線逼近法生成凸輪工作曲線,造成計算時間長,且加工中產生較大振動;同時這些凸輪設計軟體基本上只具有cad功能,如果想將設計好的凸輪進行模擬和加工,就必須將圖形輸出到其它通用cad cam軟體(如mastercam等)中,因此這些軟體在實際應用中總不盡人意。Presents a simple method of compensating friction against the character of the nonlinear model of a brushless dc motor system which transfers the original system model to a simple linear model using the method of input - output linearization, and estimates the coulomb friction in the system in real - time using a nonlinear friction estimator, and then compensate the friction in the system using a friction feedforward, and concludes from simulation results that this method can effectively eliminate the influence of friction in brushless dc motor systems
針對無刷直流電動機系統的非線性數學模型特點,提出了一種簡單的摩擦補償方法.該方法首先利用輸入輸出線性化方法將原系統模型轉化為一種簡單的線性模型,然後給出一種非線性摩擦估計器實時估計系統中的庫侖摩擦值,最後利用摩擦前饋補償方法對其進行補償.模擬結果表明該方法可以有效地抑制無刷直流電動機系統中的摩擦影響In the curve and surface modules of this system b - splines curves and bezier surfaces are manipulated by moving their control points to new user defined locations. and for nurbs curves, the extra degree of freedom called weights is used to manipulate the shape of curves or surfaces. in the thesis, the preliminary research and development are made in the generation of nc codes for outline machining and output of nc codes text file
採用互動式控制dof對nurbs曲線、曲面的設計與修型和通過移動曲線曲面上的控制點對b樣條曲線和貝塞爾曲面的互動式直接修型兩種方法,開發了曲線、曲面cad模塊;本文還對數控編程軟體開發中外輪廓加工的數控代碼生成和代碼文本文件輸出進行了初步的研究與開發。Abstract : a new kind of variable frequency speed - governing experiment system which has the structure of two parallel inverters at dc bus and output of inverter driving two series asynchronous motors at the same shaft is presented in this paper
文摘:提出了一種雙逆變器直流母線並聯、變頻輸出驅動同軸串聯的兩臺異步電動機結構的新型變頻調速實驗系統。Subsequently, two kinds of basal movable element models actuated by sma are studied, they are bidirectional bending beam element which can yield bending deflection, and linear actuating element with linear displacement output
研究了兩類基本的sma驅動單元模型:具有彎曲變形輸出的雙向彎曲梁單元和具有直線性位移輸出的軸向伸縮單元。In fcmac ' s application in the vertical plane motion control of submarine, its output is used to compensate the effect of the non - linear part of the kinematic model, this function is realized by means of fcmac ' s on - line learning function. the rest of the model can be seen as a linear system, and is controlled by a pid controller
在潛艇垂直面運動控制的應用中, fcmac的輸出用於補償運動模型的非線性部分,這一功能通過fcmac的在線學習實現,經過補償后的潛艇控制系統可看作一個線性系統,它由一個pd控制器進行控制。Function : power input : standard 220vac, 50hz ; power output : no load 12. 4 - 13. 63vdc, with load dc12v 13v standard current output : 10a moment current output : 10a control electric locks or bolts directly, reduce the load of access controller save project lines lower potential trouble have output nc no, control all kinds of electric locks has delay control circuit, unlock delay in 0 - 10s use exit button, press to 0pen the electric lock directly auto self - protection function : when short circle and other unexpected situation happen, the power supply can melt the fuse to protect itself
功能特性:交流輸入:標準ac220v 50hz直流輸出:空載輸出dc12 . 4v 13 . 63v負載輸出dc12v 13v標準輸出電流10a瞬間輸出電流10a直接控制電鎖:可減小門禁控制器的負荷,節省工程布線,減少故障隱患。設nc no輸出,可控制各種類型的電鎖。設延時控制電路,開鎖時間可在0 10秒。Function : power input : standard 220vac, 50hz ; power output : no load 12. 4 - 13. 63vdc, with load dc12v 13v standard current output : 2. 5a moment current output : 2. 5a control electric locks or bolts directly, reduce the load of access controller save project lines lower potential trouble have output nc no, control all kinds of electric locks has delay control circuit, unlock delay in 0 - 10s use exit button, press to 0pen the electric lock directly auto self - protection function : when short circle and other unexpected situation happen, the power supply can melt the fuse to protect itself
功能特性:交流輸入:標準ac220v 50hz直流輸出:空載輸出dc12 . 4v 13 . 63v負載輸出dc12v 13v標準輸出電流2 . 5a瞬間輸出電流2 . 5a直接控制電鎖:可減小門禁控制器的負荷,節省工程布線,減少故障隱患。設nc no輸出,可控制各種類型的電鎖。設延時控制電路,開鎖時間可在0 10秒。Function : power input : standard 220vac, 50hz ; power output : no load 12. 4 - 13. 63vdc, with load dc12v 13v standard current output : 5a moment current output : 5a control electric locks or bolts directly, reduce the load of access controller save project lines lower potential trouble have output nc no, control all kinds of electric locks has delay control circuit, unlock delay in 0 - 10s use exit button, press to 0pen the electric lock directly auto self - protection function : when short circle and other unexpected situation happen, the power supply can melt the fuse to protect itself
功能特性:交流輸入:標準ac220v 50hz直流輸出:空載輸出dc12 . 4v 13 . 63v負載輸出dc12v 13v標準輸出電流5a瞬間輸出電流5a直接控制電鎖:可減小門禁控制器的負荷,節省工程布線,減少故障隱患。設nc no輸出,可控制各種類型的電鎖。設延時控制電路,開鎖時間可在0 10秒。Both complicated and simple model of transient stability analysis are integrated in the software, applying the model of each component to different degree of precision respectively. joined with the power system diagram editor, the transient stability analysis can be carried out in a graphical way. some auxiliary models are introduced, such as the classes of fault information and swing curves, etc. these models turn out to be essential to make the procedure of transient stability simulation vivid and intuitionistic, with the swing curves of different variables during the transient period being showed and printed conveniently
針對電力系統各元件模型的不同精確程度,採用成熟的數值解法實現了復雜模型的暫態穩定計算和簡化模型的暫態穩定計算,並與已有的面向對象的電力系統圖編輯器進行了很好的連接,實現了暫態穩定分析的圖形化;實現了故障信息類、變化曲線類等輔助對象,使得整個暫態穩定模擬計算的過程形象直觀,且能對暫態過程中各量的變化曲線進行方便地顯示和列印輸出。Based on the reference [ 22 ], the dynamical modeling converters for hvdc system have been transformed to a nonlinear system represented by input - output model with unmodeled dynamics and bounded disturbances, and a robust adaptive output - feedback nonlinear controller is designed. the controller counteracts the uncertain dynamic nonlinearities and bounded disturbances by nonlinear damping terms, and unmodeled dynamics by a dynamic signal
本文在文獻[ 22 ]的基礎上,對高壓直流輸電系統換流站動態模型進行變換處理,將其化為一類具有含未建模動態和有界擾動的輸入-輸出非線性系統,並設計了一種魯棒自適應輸出反饋控制器,利用非線性阻尼項來抑制系統的動態不確定性和有界擾動,引入一動態信號來抑制系統的未建模動態。In order to increase output power of conventional standing wave ultrasonic motors to satisfy the antifriction technique, this dissertation presents a new linear transducer - metallic plate type ultrasonic motor based on the conventional standing wave ultrasonic motor ’ s structure
為提高駐波直線超聲波馬達的輸出功率以滿足減摩的要求,本文在其基礎上提出了一種新型的直線超聲波馬達。Three kinds of the usual methods of rotor flux estimation are compared and analyzed, and the method of rotor flux estimation based on the voltage model is studied in detail. and the output phase voltage is reconstructed by means of the dc - bus voltage and the switching states of the inverter, the effect of the dead time and saturating voltage - drop of the switches on flux estimation is discussed. and the method of synchronizing instant speed identification is also studied deeply
本文對三種常用的轉子磁鏈觀測方法進行了對比分析,在此基礎上著重研究了基於電壓模型磁鏈觀測方法,分析了利用直流母線電壓和逆變器三相開關管的狀態進行輸出電壓重構方法,討論了死區時間和開關管飽和壓降對磁鏈觀測結果的影響,深入研究了同步瞬時轉速辨識方法。分享友人