轉臺速度 的英文怎麼說
中文拼音 [zhuǎntáisùdù]
轉臺速度
英文
turret speed-
First we calibrate the accelerometers on dividing head to get the offset and sensitivity, then do the rotation experiments on centrifugal machine and rotating floor
首先在分度頭上標定加速度計,得到其零點和靈敏度,然後分別在離心機和轉臺上進行轉速實驗。Main purpose of carbo rubber control regulating wheel, which not only drives work piece to run, but also can control in feed crossing speed during machine operation
無心調整輪主要用途除了與主輪帶動工件運轉外,並可在機臺作業時做進刀及橫送速度之控制,已達工件精度之要求。Main purpose of carbo rubber control regulating wheel, which not only drives work piece to run, but also can control in feed crossing speed during machine operation. that achieved the precision requirement of work piece
無心調整輪主要用途除了與主輪帶動工件運轉外,並可在機臺作業時做進刀及橫送速度之控制,已達工件精度之要求。Taking the 718 model gimble as an object, the paper focuses on the influences of the nonlinear friction moment and the motor torque wave to the system ' precision at low speed first, then, makes the theoretical analysis and simulation. the experimental verification is carried out in the 718 model for the effectiveness and feasibility of the discussed compensation methods. the low speed properties and the main reasons for the jitter are analysed
本文以718模型轉臺為研究對象,針對伺服系統低速工作時影響其精度的非線性摩擦力矩、電機波動力矩,從理論上進行了一系列的分析和模擬研究,討論了低速補償方法,並在718模型轉臺伺服控制系統中實驗驗證了補償方法的可行性和有效性。So. the low speed jitter problem has been the central task in the servo system research. the improvement of the working precision at low speed is hindered by the disturbances of the friction moment and the motor torque wave, while the decrease of the disturbances is restricted by the making technology. for the reason, the research of the low speed properties and corresponding compensation methods means a lot for the optoelectronic tracking system
轉臺伺服系統低速工作精度主要受到以摩擦力矩、電機波動力矩為主的擾動力矩的影響,而摩擦力矩、電機波動力矩的減小又受到轉臺製造工藝水平的限制,所以,轉臺伺服系統的低速特性以及抖動補償研究,對結構簡單、性能優良的精密光電跟蹤系統的研製,具有相當重要的意義。Dsps is used to accurately detect the moving area of multi - moving objects and information of their geometrical position in the system, at the same time, it pick up the parameters of geometrical feature, gray feature and planar velocity of each area, at last, we integrate the techniques of multi - moving objects detection and construct a self - adapted system to track multi - moving objects. the camera is controlled to keep the object in its field of view. therefore we achieve a real time system to track the multi - moving objects in the complex scenes
本系統利用dsps精確檢測出多運動目標的運動區域及其幾何位置信息,並對各個運動區域進行幾何特徵參數、灰度特徵參數和運動速度參數的提取,最後根據這些特徵參數值結合多目標運動狀態檢測技術構建了多運動目標自適應跟蹤系統,並根據已經計算出的運動目標的速度矢量,通過雲臺裝置控制攝像頭的轉動,使得特定運動目標始終位於攝像機的視野中,從而完成對復雜背景中多個運動目標中特定目標的實時跟蹤。A method is provided to measure the friction parameters of the bed. the maximum friction torque, coulomb friction torque, viscous friction coefficient and moment of inertia can be gotten by fitting the free reduced rate curve of the gimbals and measuring the motor current when the motor begins to rotate
提出了一種測量轉臺摩擦特性的方法,通過對轉臺在無外推力作用下的速度衰減曲線的擬合以及電機啟動過程電流和轉速的測量,可以得到最大靜摩擦力矩、庫侖摩擦力矩、粘滯摩擦系數及轉動慣量。A set of equipment to test torque, speed of the cart, speed of the main shift and three dimension forces are designed and installed
自行設計和安裝了扭矩、臺車速度、旋轉部件轉速和三維受力的測試裝置。Lots have been done concerning repairable m / g / 1 queuing systems and many important results have been gotten. in this paper we make a further research about this system. by setting a n - threshold in the queuing we considered repairable m / g ( m / g ) / 1 queuing systems with two service speeds changing according the number of the customers in the system. we separately make a particular deep discussion to different disciplines of the service speed change
當今對可修m g ( m g ) 1排隊系統已作了大量研究,獲得了許多漂亮的結果;本文對此作了進一步的推廣,通過對系統中的顧客數設置門限n值,首次考慮研究了服務臺具有兩種服務速度且會隨著系統中顧客數的多少而發生轉移地可修m g ( m g ) 1排隊系統,就服務速度的不同轉變規則分別進行了詳細深入的討論。In the chapter 4, we make an extension to the model of the chapter - 2. the service speed change is instant, that is say, during the service using speed - 1 to serve, if the number exceeds the threshold n, then the server should immediately use speed - 2 not speed - 1 to serve current customer and the next till entered the empty state. we especially point out that the classical m / g / 1 queuing model and the m / g / 1 queuing with n - policy are the particular cases of model discussed in chapter - 4
第四章對第二章討論的模型進行了進一步的擴展,其服務速度1到速度2的轉移規則是瞬間轉移,也即當服務臺以速度1服務顧客的過程中如發現系統中的顧客數已超過門限n值時就即刻調整為以速度2服務當前顧客和后續顧客直到系統變空的可修m g ( m g ) 1排隊系統,並指出經典的m g 1和具有n -策略的m g 1排隊是本章研究的兩種特例。The thing flows the trolley name carrying trolley ; the surface uses the electricity to galvanize, the contour artisticly, the service life is long ; attaches the security leather belt, the fixed link loading and unloading speed is quick, both is advantageous for the mechanized transporting, and is suitable for the short distance the manual shift, may realize the plan production, saves the manpower, reduces the cost ; with thing and so on turnover box flows the vessel coordination use, may realize the modular management, the setting at space is big, folds the collection not to occupy the space ; is suitable the thing flows the transporting in the enterprise working procedure ; also may or allocates and dispatches the center in the factory to install the cargo to transport to the store, a direct achievement commodity goods part
物流臺車又稱載物臺車;表面採用電氣鍍鋅、外形美觀、使用壽命長;附安全皮帶、固定桿裝卸速度快,既便於機械化搬運,又宜於短距離的人力移動,可實現規劃生產,節省人力,降低成本;與周轉箱等物流容器配合使用,可實現單元化管理,置物空間大,折疊收藏不佔空間;適用於企業工序間的物流搬運;也可在工廠或配送中心裝上貨物運到商店,直接作為商品貨架的一部分。Consider to simplifying the process of calibrating dynamic error parameters of accelerometer and shortening the time of calibrating test, all dynamic error parameters are calibrated at one - time, based on the mathematic model of dynamic error of accelerometer and integrating the model and the testing theory of the three - axis turntable, meanwhile, the angle - vibration table is avoided
摘要為了簡化加速度計動態誤差系數的標定過程,縮短標定試驗時間,在建立加速度計動態誤差數學模型的基礎上,結合三軸轉臺模型及測試原理,一次性標定出加速度計動態誤差系數,同時避免了角振動臺的使用。In addition, in order to make the pumps realize constant injection pressure, the expert tuning pid vfvs constant injection pressure control sub - system for pumps is established and relevant software module is developed. the sub - system can control automatically the quantity and rotate speed of the pumps running to realize the pumps optimum run according to the seawater injection plan of the oil field, which realizes constant injection pressure, energy saving and decreases the consumption to a large degree
此外,為平臺注水泵機組的優化運行構建了基於專家整定pid控制的變頻調速恆壓注水控制子系統,並開發了相應的軟體模塊,完全省卻了pid控制器的硬體設備,使得注水泵機組可以根據油田注水量的配注方案優化運行,自動控制注水泵的轉速和運轉臺數,既能實現平穩增壓注水,又能在很大程度上節能降耗。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。Based on the " research on the new method for rotating machine faults diagnosis based on independent component analysis " ( national nature science fund project, no : 50205025 ) and " study on the new method of corba - based distributed calculation tactics construction in remote condition monitoring and diagnosis " ( zhejiang province nature science fund project, no : 501061 ), this paper aimed to the rotating machinery faults diagnosis oriented time - frequency analysis. the emd - based basic theories and methods were studied ; to weaken the emd method ' s end effect, some new data extention means were proposed ; to improve the emd method ' s precision and efficiency, some new algorithms were proposed ; the emd based time - frequency analysis software was designed and developed ; a experiment system at the base of rotor test bed was built to study the ro tor faults diagnosis using the new time - frequency analysis method, then studed several typical faults
本文結合「基於獨立分量分析的旋轉機械故障診斷新方法的研究」國家自然科學基金項目( 50205025 )和「基於corba分佈計算策略構建遠程監診的新方法研究」省自然科學基金項目( 501061 ) ,以面向大型旋轉機械故障診斷的時頻分析為目標,研究了該方法的基本原理和演算法:針對其端點效應等不足,提出了新的數據延拓技術;針對emd演算法的精度和速度上的不足,提出了新的改進演算法;設計和開發了基於emd時頻分析的軟體系統;以模擬轉子實驗臺為基礎構建了實驗系統,並進行了實驗研究。2. firstly this paper introduce the whole machine balancing principle and method for dual - rotor systems with little rotating speed difference firstly, then discuss key points such as picking up base signal, picking up " pai " signal, measuring rotor speed, capturing the value of wave crest and through, calculating the phase values of unbalanced weight, processing odd phases and finding each rotor ' s amplitude. on the foundation of above theories, using signal process technique and chip microprocessors technique, we developed a portable intellectual instrument, the first domestic device. which can balance dual - rotor system with little rotating speed difference quickly and accurately
本文從不解拍整機動平衡原理出發,在詳細討論基準信號、拍振信號的提取;轉速的測量;拍峰、拍谷的捕捉:不平衡相位的求法、特殊相位角的處理;內、外轉子幅值的確定等關鍵問題的基礎上,應用信號處理技術和單片機技術研製成功國內第一臺性能穩定、操作簡單、成本低廉且平衡速度快,平衡精度高的便攜式微速差雙轉子現場整機智能動平衡儀。As a hardware. the gimble servosystem design is very important in the making of the optoelectronic tracking system. the precision of the position. speed and the speed stability are the key indexes. for the optic measurement system in the high space. the minimum stable speed and high precision are needed
轉臺伺服系統的位置精度,速度精度和速度平穩性是光電跟蹤系統設計的重要指標,而對深空光測系統,則要求其具有穩定的最低速度以及低速時高的工作精度。Based on slip frequency control strategy for the mutual - feed test bed, it is studied the regulation of traction motor speed as well as the analog load resistance torque with analog load
摘要針對互饋試驗臺,基於轉差頻率控制策略,研究了牽引電機側速度的調節和負載模擬側阻力矩的調節。I designed both hardware and software to develop the multi - channel analyzer, of which the key is the pc / 104 embedded computer. in a word, it has five traits as follows : ( 1 ) the key of apparatus is the pc / 104 embedded computer ; ( 2 ) on the hardware, we introduce the high - speed a / d conversion component - max191 to improve the mca ' s conversion speed and meet the demand on the spot ; ( 3 ) adopting high frequency module of electrical source to reduce its volume. ( 4 ) the mca consumes low power no more than 3. 9 watt
以國土資源部項目為依託,以pc 104嵌入式微機為平臺,完成了小型、低功耗能譜採集系統,特點是: ( 1 )以pc 104嵌入式微機為平臺,實現了採集系統微機化; ( 2 )採用高速低功耗a d器件maxl91 ,與現有的mca相比,提高了轉換速度,降低了mca的功耗; ( 3 )採用高頻模塊電源,減小了採集系統的體積; ( 4 )整機功耗低,小於3 . 9w ; ( 5 )儀器重量輕。This processing line has two sszm1200c straight line double edgers and 90 transfer table. 30 spindles on each sszm12000c, high collocated, wheels. high - level of polishing ; compact and steady base, precise and smooth transfermission system ; big power frequency - conversion motor to control the speed of pedeail ; plc control system sets processing parameters via interface, to control the width and the speed, the minimum size of the glass can be 127xl27mm ; the structure of the machines is compact and stable. this line is our new designed products, and it s the ideal choice of assistant equipment for exquisite and industrial glass, besides, it can be used with other machines to form a production line set
本生產線由2臺sszml200c玻璃直線雙邊機和1個90中轉臺組成每臺sszml200c玻璃直線雙邊機配置30個磨頭,磨輪配置多,加工拋光精度好底座穩重扎實,傳動系統精確流暢大功率變頻電機調速控制傳送皮帶驅動plc控制系統通過界面設定參數控制,最小加工玻璃寬度尺寸小至127127mm機器結構緊湊性能穩定,是我公司全新設計的力作是大批量精品玻璃和工業玻璃磨邊生產的暈佳配套設備,可口與夾膠印花,鋼化等生產線配套使用分享友人