輪機調節器 的英文怎麼說
中文拼音 [lúnjīdiàojiéqì]
輪機調節器
英文
marine governor- 輪 : Ⅰ名1 (輪子) wheel 2 (像輪子的東西) wheel like object; ring; disc 3 (輪船) steamer; steamboa...
- 機 : machineengine
- 調 : Ⅰ動詞1 (配合得均勻合適) harmonize; suit well; fit in perfectly 2 (使配合得均勻合適) mix; adju...
- 節 : 節構詞成分。
- 器 : 名詞1. (器具) implement; utensil; ware 2. (器官) organ 3. (度量; 才能) capacity; talent 4. (姓氏) a surname
- 輪機 : turbine
- 調節器 : regulator; adjuster; governor; controller; conditioner; actuator; phaser
- 調節 : regulate; adjust; monitor; measure; take care of; condition; regulation; adjustment; conditioning...
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Three sets of epicyclic train were adopted by the robot to be served as the walking components and the adjusting mechanism for the radial dimensions and to be evenly distributed along the circumference
機器人採用三組行星輪系作為行走部件和徑向尺寸調節機構,並沿圓周均勻分佈。In the process of the colltfolling algorithms, the relations between the free wheel and the orielltations of the robot car are ciphered out when the robot car walks ollt the straight lines, the arcs and the swerves. in addition, the pid adustor is designed
在軌跡控制演算法中,推導出了機器人小車在直線、圓弧和轉彎行走中主從動輪與行走軌跡的位置關系,推導出了機器人小車的實時位置,設計了pid調節器。The speeds of adhesive - binding & adhesive - wheel can get adjustable speed out of grade control by the frequency converter according to the need of arts & crafts
該機膠訂速度及膠輪速度可根據工藝需要能通過變頻器進行無級調節器速。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。In order to guarantee the normal operation of hydroelectric generator unit, it is necessary to make a thorough test of the performance and characteristics of a governor before it is installed or after it is overhauled. to facilitate the test of the governor, a real - time dynamic simulator based on pcc for water turbine governing system was developed. it has three functions : simulating controlled objects ( pressure water conveying system, water turbine, generator and electric grid ), simulating governor " s electro - hydraulic servo system and working as a real - time measuring system for governor
水輪機調速器是水輪發電機組一個很重要的自動化調節設備,它由調節器和電液隨動系統組成,在調速器安裝或者大修后都要對其性能和特性進行全面測試,為了方便對水輪機調速器的測試,特開發水力機組調速系統實時動態模擬儀,該模擬儀具有三種功能:對調速器調節對象(有壓引水系統、水輪機、發電機和電網)進行模擬、對調速器電液隨動系統與調節對象進行模擬和作為實時測試系統監測調速器的工作是否正常。The control of the government is analysised, the water - gate regulator system and paddle dispersed regulator system is introduced separately. second, the regulator svstem based on programmable controller is intr. ced
介紹了水輪機輪葉離散調節系統原理,並建立了輪葉離散控制系統的數學模型和框圖;第三章研究了以可編程式控制制器實現水輪機雙調節系統。Aiming at the problems in the field of the government for hydraulic turbine, this thesis applies the technology of programmable controller to the speed control of hydroelectric generators in hydropower station. a digital regulating system based on the fx2 programmable controller for the water - gate and paddle of hydraulic turbine is developed. first, the turbine regulating system is briefly introduced and the mathematics model of the system is derived
本文針對當前我國水輪機調速器領域技術現狀,將可編程式控制制器技術應用於水電廠發電機組的轉速控制,提出了在應用可編程式控制制器實現導葉控制系統的基礎上,以可編程式控制制器實現導葉、輪葉雙調整控制系統,並參與研製了以fx2可編程式控制制器為核心的水輪機雙調節控制器,樣機的實際運行良好,系統的軟硬體設計得到驗證,結果令人滿意。And those characteristics of compressor and turbine are put into the steady - state design and off - design performance program of augmented turbofan engine, to calculate the influence of the geometry changing of single component on the performance of engine
計算了單個可變幾何部件的調節(包括高壓壓氣機、高壓渦輪、低壓渦輪、混合器進口面積比和噴管喉道面積)對發動機穩態性能的影響。There is difference frequency measurement requirement for every part of pid regulating, difference between dynamic quality and static quality in response time and accuracy. according to these, it use the interrupt functions and high - speed counter of the simens s7 - 200 plc cpu226 basic unit and some peripheral circuit to measure frequency ; in software designed, the procedure frame of hydraulic - turbine governor and disperse process of parallel pid are analyzed, an improved pid algorithm is adopted to realize a pid regulation mode with variable structure and parameters ; the mechanical liquid - pressure system of the hydraulic - turbine governor is with electric - hydraulic converter unit of step motor. according to the drive character of five phase of response step motor, a variable frequency regulated voltage driver unit is designed in order to realize interface between plc and driver of step motor
本文利用s7 - 200plc自身的特點設計了頻率測量單元,根據pid調節各個環節的特點,以及調速器動態特性、靜態特性對頻率測量的實時性和精度要求的不同,利用s7 - 200plc基本單元中內置的高速計數器以及相應的外圍放大整形、分頻電路,實現了水輪發電機組頻率的測量;在軟體上,對微機調速器的整個程序框架、並聯pid的離散化過程進行了分析,選用改進的pid演算法實現了變參數、變結構的pid調節模式;調速器的機械液壓隨動系統具有步進電機電液轉換元件,採用五相反應式步進電機,根據其驅動特性設計了變頻調壓驅動器,實現plc與步進電機驅動器之間數字介面。On the basis of analysing the principle of hydro - turbine governing system, this paper adopts the module modeling method, divides hydro - turbine governing system into several subsystems like penstock, hydro - turbine, generator, governor, models them separately by mechanism, thus the whole system math model is established
本文在分析水輪機調節系統原理的基礎上,採用模塊化建模方法,把水輪機調節系統劃分為壓力引水系統、水輪機、發電機、調速器等幾個子系統,分別對其進行了機理建模,從而整合起整個系統的數學模型。In this paper according to the design scheme of yao heba power station in nan yahe river, the mathematical model with longer and complicated conduit system, elastic water hammer and pid regulating low of voter turbine adjusting system in the case of the small fluctuation has being built, which include conduit system, surge tank, draft tube, water turbine, generator and governor. the hydraulic losses are taken into account, and nonlinearization in water turbine and the governor is also taken into account
本文根據南椏河姚河壩水電站的設計方案,對水輪機調節系統,按長引水管道復雜引水系統、彈性水擊、調速器為pid調節規律,在小波動情況下,對包括引水道、調壓井、尾水管、水輪機、發電機、調速器在內的水輪機調節系統建立數學模型,並計及引水管道水力摩阻損失,對水輪機、調速器考慮了其中的非線性,利用功能強大的matlab軟體編制了源程序進行計算機模擬計算。In this paper, some off - line manual methods for regulation of flow equation have been compared and analyzed. based on pid speed governor of turbines, two kinds of governors are designed for adjustable - blade pump, which can perform autoregulation on water height of the fore bay and on pump output by adjusting the blade angle of adjustable - blade pump. the computation models of the two kinds of governors are also offered and the transient simulation can be done on pc
文中,比較分析了現有的多種離線手動調節流量平衡的方法,在水輪機pid調速器的基礎上,針對轉槳泵設計了兩種新型調節器,通過改變轉槳泵的葉片安放角,分別能對泵站前池水位和泵的輸出流量進行自動調節;提出了兩種新型調節器的計算模型,使轉槳泵在線自動調節動態模擬得以在微機上得以實現。At present, the main way of electro - hydraulic governor of turbine is pid or some that bases on pid
目前,水輪機調速器的主導調節規律仍然是pid調節規律,或者是以pid為基礎的調節規律。Presently, most microcomputer governors adopt pid control law. the traditional pid control law cannot deal with the conflicts of stability, accuracy and speediness. so parameters auto - tuning on - line must be adopted if stable operations under all conditions wanted to be guaranteed
目前的水輪機微機調速器普遍採用pid調節規律,傳統的pid控制無法解決穩定性、準確性和快速性之間的矛盾,要保證系統在各工況下穩定運行,必須採用參數在線自整定技術。The forward calculation of control signal and back - propagation of network - weight modification equations are given, along with the principle to specify the initial net - weight values. the output of the network is set with limit. simulation shows turbine controlled with the n - pid governor can achieve good static and dynamic characteristic
推導出了n - pid控制器的前向演算法和反傳演算法,討論了n - pid網路權重初值的確定和對輸出進行限幅的處理,在對使用n - pid控制器的水輪機調節系統所作的模擬實驗中,獲得了良好的動態和靜態性能。According to the present problems and developing tendency of hydraulic turbine governor, four main issues of this field are studied in this paper. the content include hydraulic control system, frequency measurement unit, stability of the discrete control system, optimization of control parameters and self - adjusting pid control strategy based on fuzzy logic. several main achievement and results are obtained and shown as follows : the electric - hydraulic pilot valve driven by step - motor is firstly proposed, which solves the problem that the electric - hydraulic converter of hydraulic turbine governor hydraulic servo is prone to be stuck and blocked and improves the systemic stability greatly
本文根據水輪機調節領域存在的問題和發展趨勢,對水輪機調速器的液壓控制系統、頻率測量環節、離散調節系統穩定性與調節參數最優整定以及適應式參數自調整pid控制策略進行了研究,得到以下主要成果和結論:首次提出了採用步進電機驅動的步進式電液引導閥,從根本上解決了水輪機調速器電液隨動系統中存在的電液轉換元件發卡、堵塞問題,使電液隨動系統的可靠性大大提高。In this paper, in order to solve the economic production of run - of - river hydropower plant, the new control mode of regulating the water - level of the forebay is introduced into the hydraulic turbine governor
本文針對帶有前池的引水式電站經濟運行的需要,在水輪機調節器運行方式中引入前池水位調節這一新型控制方式。Hydroelectric generating set has two type governing equipment. one is electro - hydraulic governor of turbine which can adjust frequency ( active power ) the other is excitation governor of generator which can adjust voltage ( reactive power ). they work together for meeting the requirements of the voltage and frequency that the electrical power system brings forward to
水輪發電機組的調節裝置主要有水輪機調速器和發電機勵磁調節器,這兩套調節裝置分別負責電能有功(頻率)及無功(電壓)的調節,以滿足電力系統對電能的頻率及電壓的質量要求。This machine consists of bin, vibration chamber, coupling and motor. the vibration chamber is made up of eccentric wheel. rubber soft piece, main shaft and bearing. the adjustable eccentric hammering is transmitted to the centerline of main shaft by motor drive, and produce centrifugal force at unsteady state so as to change the strength of material and form vortex in the sieve. weghted regulator and amplitude can be adjusted as per different material and sieve mesh
本機由料斗、振蕩室、聯軸器、電機組成,振蕩電腦內由偏心輪、橡膠軟體、主軸、軸承組成,可調節的偏心重錘經馬達驅動傳到主軸中心線,在不平衡狀態下,產生離心力,使物料強度改變在篩內形成漩渦,重錘調節器和振幅大小可根據不同物料和篩網進行調節。Traditionally, these tasks are achieved by hydraulic turbine governor and the excitation system which are designed and arranged respectively
傳統上這些任務由單獨設計和布置的控制器?水輪機調速器和發電機勵磁調節器來完成。分享友人