換向環 的英文怎麼說
中文拼音 [huànxiànghuán]
換向環
英文
commutator-
Secondly, programmed the image processing arithmetic code which include the bottom arithmetic for the general condition comprises threshold division, region combination and informate and the middle level arithmetic for the given task comprises detecting the line dation creirection according to the hough transform in order to fix on the hole ’ s azimuth angle, detecting the aiguille tip position according to the image movement according to the environment and the image format
然後,根據目標環境要求和攝像機採集圖像格式,開發了圖像處理演算法程序。圖像處理演算法包括底層演算法和中層演算法兩部分,底層演算法針對通用情況,包括閾值分割、區域合併和信息生成。中層演算法針對具體任務設計,包括利用hough變換檢測棱線的方向,從而確定圓孔的方位角和利用基於圖像運動檢測鉆頭尖端位置。In all kinds of complicated network, oriented linking and unlinking, communication frequency resource is strained, and bandwith to transmitting audio frequency signal is too restricted, complicated and fluky, while audio frequency data exponential have been increased in the last several years. under the circumstances, based on the research of predecessor, this paper studies wavelet analysis ' s maths gist and practices significance on signal process, and puts forward a optimized wavelet package condensation arithmetic to process audio frequency data, which gives attention to coding efficiency, multirate and compression delay. simulation experiment on the arithmetic has been done by matlab
針對無連接和面向連接的各種復雜網路環境下,通信頻帶資源緊張,音頻傳輸帶寬有限且復雜多變,而各種音頻數據又日益增多的局面,本文研究小波分析在信號處理方面的數學依據和在數據壓縮方面的實際意義,在前人不斷工作的基礎上,提出了一種優化小波包變換編碼方案用於音頻數據的壓縮演算法,兼考慮了編碼效率、多碼率和壓縮時延多個方面,並在matlab環境下做了模擬實驗,對各種音頻信號及多種小波函數做了模擬結果比較,實驗結果證明該演算法可以在一定計算復雜度下可以很好地改進壓縮效果,達到多碼率下實現實時編解碼的過程,在高速dsp晶元等硬體設備支持下,可以有效應用於實際復雜多變信源編碼。The basic elements of routines on the horizontal bar include giant swings, changes of grip changes of direction, releast and regrasp of the bar, dismount and landing
單杠全套動作的基本組成部分是:大回環,換握,變換方向,脫手再握,下法和著地。Rolling ring drives with reversal slowdown feature
換向減速滾動環驅動器Hydraulic concrete crusher detail : all round, extremely efficient concrete crusher system for concrete demolition in general, and reinforcement exposure in particular. the system works immissionfree, i. e. : it does not produce any noise, dust or cibrations and operates without water. description : pliers qty 1, hydraulic power pack qty 1, 10m long oil pipe set of hoses, high pression qty 2, accessories bag qty 1
啟動電機帶動油泵運轉,液壓油直接返回油箱手動轉動換向閥三位四通閥一個位置后,液壓油進入系統推動活塞,活塞桿伸出,帶動鉗體收縮,從而破碎鋼筋混凝土結構,反向轉動換向閥,鉗體松開,完成一個工作循環。The exciter system of traditional dc exciter has some weaknesses, whose commutators and carbon brushes often need examining, repairing and maintaining timely
對傳統直流勵磁機的勵磁系統而言,其帶有滑動接觸部分的換向器和炭刷等薄弱環節,需要定時檢修與維護。Definitions and nomenclature for commutators and collector rings
換向器與集電環的定義和術語Through the study with non - linearity friction on simulation model of the stabilized system, in theory the analysis of the angular acceleration loop ' s contribution is given. in testing platform, the measure devices of angular acceleration and velocity constitute the double loops, they are angular acceleration loop and angular velocity loop. and this experiment gives the proof that the angular acceleration loop could eliminate the errors which are taken by the motor ' s reversing
最後,本文在理論上分析角加速度環對隔離度的貢獻;通過對含有非線性摩擦力矩的平臺穩定系統模擬模型的研究,從理論上驗證角加速度環具有克服摩擦力矩的能力;在實驗轉臺上加入由線加速度計構成的角加速度測量裝置,並與測速機構成角加速度環、角速度環雙環結構,驗證了角加速度環對電機換向誤差的消除作用。Thereby measures for improvement are put forward : ( 1 ) adopting a small wheel to replace the steel ball of the ball type unit to ensure more reliable motion of the creeping device ; ( 2 ) applying expansible metallic ring replacing the step - by - step teeth on tooth type unit ; ( 3 ) fixing a sensor in the reversing device for obtaining the information of motion and wear of the creeping device
為此,提出改進措施: 1 .對球型步進式清蠟器採用帶穿軸的小輪代替鋼球,可使爬行器運動更可靠; 2 .對齒型步進式清蠟器,採用可脹緊金屬環代替步進齒,金屬環依靠抽油機的沖程力脹大后使爬行器固定,反沖程力使金屬環縮小; 3 .將傳感器裝在換向器內,根據信號的時間間隔判斷爬行器的運行速度及磨損等情況。Rolling ring drives with instantaneous reversal
瞬時換向滾動環驅動器A comparative study and simulation of different control schemes, for the brushless motor variable - speed system, is presented. the simulation results show that, with the outer speed loop based on conventional proportional - integral controller, the dynamic performance of the system is not content, while with intelligence controller, the performance improves, and with variable - structure control with sliding mode, the system response influenced slightly by the vary of the system parameters
本文還對無換向器電動機雙閉環調速系統的不同控制方式進行了模擬比較,結果表明:採用常規的pi轉速調節器,系統的動態性能不是很好;採用簡單的轉速環智能控制器,系統的動態性能能得到一定改善;採用轉速環滑模變結構控制器,系統的響應特性受系統參數變化的影響較小,具有優異的動態性能。The company tennert & co. offers services from the ranges slip ring body, commutators in addition to transformer
作為一家靈活的、有經驗的產品供應商為您提供高質量的換向器、整流子,變換器、變量器,接觸環組件。The company ksf kommutatoren & schleifringk ? rper finsterwalde gmbh offers services from the ranges slip ring body, commutators in addition to slip ring
作為一家靈活的、有經驗的產品供應商為您提供高質量的換向器、整流子,變換器、變量器,接觸環組件。About the transducer between rotor and power source, the paper uses a cycloconverters, comprising 36 thyristors, and analyzes the control of circumfluence, the method of cosine crossing, the producing of trigger pulse, zero current detecting, commutating logic control and its mathematical model
對雙饋電機轉子側所接變頻器類型,本文也進行了對比分析,對選用的循環變流器的原理還作了進一步的分析,包括環流控制方法、餘弦交截法原理、觸發脈沖產生、零電流檢測和換向邏輯控制等部分,並給出了其數學模型。In this paper, the transition from churn flow to annular flow for upward gas - liquid in vertical concentric annulus is studied and a transition model is developed by considering the structural feature of the concentric annulus and the flow characteristics for churn and annular flows in the concentric annulus
根據團狀流及環狀流的流動特性,並考慮同心環形管的結構特徵,建立了垂直同心環形管上升氣液團狀流向環狀流轉換的新的理論模型。The hydraulic servo system using electric - fluid servo valves to realize closed loop positioning control integrated with electromagnetic direct - change valve to realize the arms " compliance control was designed
設計了採用電液伺服閥實現閉環位置控制,結合電磁換向閥實現手臂的柔順控制的液壓系統。On the basis of simulation and experiment, the dynamic characteristic of frosting and defrosting of ashp is studied. a set of simple equations is put forward to model the reverse cycle procedure of defrost and is put into the practice to simulate the dynamic characteristics of frosting and defrosting of ashp
在模擬模型研究中,提出了一個簡單的可以用來模擬四通閥換向後系統高低壓平衡和系統循環重新建立的過程,並將這一模型應用到機組動態特性研究。Churn flow and annular flow are common flow patterns encountered in gas - liquid systems through conduits
摘要對垂直同心環形管內上升氣液團狀流向環狀流的轉換進行了研究。Dimensions for commutators and slip - rings
換向器和滑環的尺寸First in this paper, the control methods of electric actuators was studied and analyzed. the retangcle - wave permanent magnet brush - less motor is used for servo - motor, the reason of its torque ripple and the way to eliminating or suppession is analyzed and elaborated. in order to achieved wide - speed range, the method of variable structure control ( vss ) was used.,
論文分析了飛機電力作動系統的基本要求,選用方波直流無刷電機作為執行電機,採用重疊換向法、變結構控制策略和轉速、電流雙閉環pid控制方案,很好地解決了其固有的低速轉矩脈動現象,達到調速范圍寬、轉矩脈動小的設計要求。分享友人