調整發電機 的英文怎麼說
中文拼音 [diàozhěngfādiànjī]
調整發電機
英文
tune ua generator- 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...
- 整 : Ⅰ形容詞1 (全部在內; 完整) whole; all; complete 2 (整齊) neat; tidy; orderly Ⅱ動詞1 (整理; 整...
- 發 : 名詞(頭發) hair
- 電 : Ⅰ名詞1 (有電荷存在和電荷變化的現象) electricity 2 (電報) telegram; cable Ⅱ動詞1 (觸電) give...
- 機 : machineengine
- 調整 : adjust; tune up; trim; trimming; variation; modulation; arrangement; debug; rectification; redres...
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For increasing the effective material peak - value power ( empvp ), solving the contradiction between enhancing the pmsm ' s flux - weakening capability in the electromotor state and reducing the pmsm ' s connatural adjustment ratio in the dynamotor state and improving the efficiency of the pmsm, some solving method are taken as follows : the influence of length / diameter ratio to the empvp is analyzed, and the optimum size of length and diameter is chosen
主要是從提高電機的有效材料峰值功率、解決pmsm提高電動機運行狀態時的弱磁擴速能力和減小發電機運行狀態時的電壓調整率之間的矛盾及提高電機的效率著手,分析了長徑比、氣隙長度對有效材料峰值功率的影響,並確定了它們的最佳尺寸。The thesis is devoted to exploiting a permanent magnet synchronous machine ( pmsm ) for the parallel hybrid electric vehicle ( phev ). three parts are included as follows : at first, in the electromotor state, the current control strategies of pmsm are determined. giving the elementary method for solving the contradiction between enhancing the pmsm ' s flux - weakening capability in the electromotor state and reducing the pmsm ' s connatural adjustment ratio in the dynamotor state
本課題的研究工作主要圍繞開發一臺並聯式混合動力電動汽車( phev )用永磁同步電機( pmsm )展開,所作的工作主要包括以下幾個部分:首先,確立了phev用pmsm電動機運行狀態時的電流控制策略,針對pmsm在電動機運行狀態時提高弱磁擴速能力和在發電機運行狀態時減小固有電壓調整率的相互矛盾,提出了初步的解決方法。Ofta has issued a notice earlier to the satellite master antenna television ( smatv ) licensees, class licensees of in - building telecommunications systems, operatorsowners of in - building coaxial cable distribution systems ( ibccds ) ( including communal aerial broadcast distribution ( cabd ) systems, closed circuit television ( cctv ) systems, cable television ( ctv ) systems ) to alert the residents that they might need to adjust their vcrs or other equipments to avoid using channel 35 and 37 as radio - frequency ( rf ) output channel for connection to the television sets
電訊管理局已就此事向本港衛星電視共用天線系統牌照持牌商、樓宇內置電訊系統類別牌照持牌商,以及大廈內同軸電纜系統營辦商擁有人(包括共用天線分佈系統、閉路電視系統、有線電視系統)發出指引,呼籲有關單位提醒其用戶如有需要可調整錄影機或其他器材,避免使用頻道35及37作為接駁電視機的訊號接收頻道。The modulating signals of firing delay angle at the rectifier and firing lead angle at the inverter, and the excitation voltage are chosen to be control variables. the offset of the current of dc line and the extinction angle and the power angle of generator are chosen to be control outputs. then a nonlinear controller is designed for the system under study according to direct feedback linearization theory
以整流側觸發延遲角的調節信號、逆變側觸發超前角的調節信號以及發電機勵磁電壓作為控制變量,以直流線路電流、逆變側關斷角以及發電機功角的偏移量作為目標輸出,用直接反饋線性化方法設計了系統的非線性控制器。Diesel - generator voltage regulation property and mensuration and kvar sharing
柴油發電機組電壓調整特性及無功分配In this paper, it ' s mainly discussed the electric turbine driving equipment needed by the 400 mw hydraulic power generators of the li - jia mountain to carry out the axis modifying when its checking and repairing
本文重點討論李家峽40萬kw水輪發電機組檢修安裝所需進行軸線調整用電動盤車裝置。When there is active power deficiency or line overloaded, linear programming method with multi dispatching strategies is applied to adjust generator output or shed load
當潮流計算結果出現線路過載或有功缺額時,採用線性規劃方法,建立電力系統有功發電再調度演算法,加入了各種優化目標策略,尋找調整發電機出力或者切負荷措施。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。The governor must have provision for adjusting speed ( generator frequency ) and speed droop ( no load to full load )
調速器必須具備轉速調整(發電機頻率)和降速降調整(零負荷到滿負荷)功能。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。For the algorithm of reactive power optimization, presented in this paper, in order to found the linear programming model equations, the objective function is minimum total power losses, the controlled variables include the compensating capacity of reactive power, generator bus voltages and transformer tap positions, the state variables include reactive power of the generators, and the voltage amplitudes in the ends of transformers
本文研究的電力系統無功優化演算法是以整個網路的損耗最小為目標函數,以無功補償設備出力、發電機端電壓和可調變壓器變比為控制變量,以發電機的無功出力和變壓器端電壓幅值為狀態變量建立了線性規劃模型方程。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。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 a power generating unit system, the boiler turbine and generator form an integrity, because the adapting load capability is quiet different between boiler and turbine, accordance control system is used to balance the output of two system with different dynamic character
在單元制發電系統中,鍋爐、汽輪機發電機是一個整體,但鍋爐、汽輪機適應負荷的能力差異非常大,如何平衡兩個動態特性不同系統的出力是協調控制系統的任務。According to the experience of under - excitation operati on of the same type units and the suggestion of manufacturers, the generator excitation system was improved to ensure stable function of auto voltage adjusting device during over - excitation and under - excitation operation
根據同型機組進相經驗和廠家意見改進發電機勵磁系統,保證過激、欠激狀態時自動電壓調整裝置運行穩定。The company mainly produces high - tension and low - tension electric equipment, thyristors electrical machinery soft starter, automatic regulating silicon piles etc. it developed the technology with own patent adopting sun shape heat tube radiators with steam and water separated, and developed the integrated power module unit including thyristors and rectifiers with the technology. the products organization is novel, and it conducts heat rapidly and has solved the difficult problems of heat dissipation in generator excitation and exchange power
公司主要生產高低壓成套電器低壓動態無功補償裝置晶閘管電機軟啟動自動調壓硅堆等產品。研製開發出了「日」字形汽水分離式熱管散熱,並利用該技術開發了晶閘管整流管一體化功率組件,結構新穎,傳熱迅速,為發電機勵磁交流調功等領域解決了器件散熱難題,產品的各項性能均處于國內外領先水平。For the nonlinear and uncertain characteristic of hydraulic turbine power set, this paper combines the artificial neural networks ( ann ) with adrc theory and adjusts the structure of the controller according to the characteristic of the subject
針對水輪發電機組的非線性和不確定性,把神經網路與自抗擾控制理論相結合,並依據對象特性對控制器做了結構調整。The characteristics of the intrinsic frequency distribution of the framed steam turbine - generator set foundation are summarized ; it can been seen that the base plate of the framed foundation does not have much effect on the dynamic response of the foundation, and that the " amplitude method " is better than the " resonance method " among dynamic analysis methods. when designing a framed foundation, as long as the load - bearing capacity and stability is ensured, a flexible pillar is better, the amplitude of vibration can be controlled through adjusting the particle quality in foundation design
論文最後總結了框架式汽輪發電機組基礎固有頻率的分佈特點;指出框架式基礎底板本身對基礎的動力響應影響不大,認為動力分析方法中振幅法優于共振法;並指出框架式基礎設計時,在滿足承載力和穩定性的前提下,柱子應以柔為佳;設計中可以通過調整質點的質量來達到控制基礎振幅的目的。Adjusting stiffness experimentation of jingyuan power sation ' s # 2 set indicat that to adjust the stiffness of joint and structure can resolve the problem of set ' s quiver on some condition
通過靖遠電廠# 2機組發電機剛度調整試驗表明,在一定條件下,通過調整機組的連接剛度和結構剛度,可以有效的解決機組的振動問題。The main job proceeded : collecting the data through investigation, summery the chracteristic of the quiver of the imported 300mw set to solve the quiver problem of the imported 300mw set, basing on the # 1, # 2 sets of the jingyuan ins corp and choosing the effiction of the aggravated plane, the changed stiffness of the # 4 bearing and # 7 bearing obtained the test result which can be used to be the conductor to solve the too bad quiver problem of # 5, # 6 axletree tiles in the # 1, # 2 sets of the jingyuan ins corp. outcome of the paper : analyse and sum up the main reason of the imported 300mw set ' s quiver through see much literature
針對靖遠第二發電有限責任公司# 1 、 # 2機組振動的具體情況,選擇各加重平面對軸系振動的影響、 # 4軸承變剛度、 # 7軸承變剛度變標高等項目,在300mw軸系模擬試驗臺上進行了模擬試驗,獲取了大量的試驗數據,得出了具有實際指導意義的試驗結論;針對靖遠第二發電有限責任公司# 1 、 # 2機組發電機# 5 、 # 6軸承瓦振過大的問題,通過剛度調整試驗的方法,較好的解決了問題。通過本文研究取得了如下成果:在閱讀了大量文獻資料的基礎上,對國內引進型300mw火電機組的振動特徵、振動的主要原因進行了分析和總結。分享友人