進相器 的英文怎麼說
中文拼音 [jìnxiāngqì]
進相器
英文
phase advancer-
In this paper, coordinated design of a power system stabilizer ( pss ) and astatic phase shifter ( sps ) using genetic algorithm ( ga ) is investigated
本文運用遺傳演算法對電力系統穩定器( pss )和靜止移相器( sps )的綜合協調設計進行了探討。The designs of the pfd, digital filter ocxo and fractional - n counter in the frequency synthesizer unit are discussed, based on the pll theory. in order to improve the precision of pll, some design methods of pfd are given, and its feasibility is validated by the fpga hardware implement
2 .在鎖相理論指導下,第三章討論了頻率合成器設計中的鑒頻鑒相器、數字濾波器、恆溫壓控振蕩器和分頻電路設計。為了進一步提高頻率合成的精度,文中給出了提高鑒頻鑒相器性能的一些設計思想,結合fpga的硬體設計驗證了其可行性。Every phased - array rader needs thousands of phase shifters, which control the phase of radiator elements in the antenna aperture surface to scan beams fast
每部相控陣雷達需要上千個移相器,才能控制天線孔徑面上各輻射單元的相位變化進而實現快速掃描。Part 2 analyses beam landing shifts made by thermal deformations of a shadow mask and vibration of a new type of shadow mask - aperture grille. an automatic measurement system for cpt decolorization and a vibration measurement system for aperture grille are established. part 3 analyses the difference of perception and discrimination to color between the human eyes and ccd system, and develops a new method based on ccd technology to evaluate the screen white - balance
主要內容分為三部分: ( 1 )分析著屏電子束分佈與電子槍、偏轉系統及蔭罩之間的關系,研製自動測試裝置,為設計和改進相關結構提供依據; ( 2 )分析蔭罩熱變形和振動對顯示屏色純度影響,建立了色純漂移自動測試裝置和張緊式蔭罩振動測試系統; ( 3 )分析了人眼與ccd對彩色刺激的不同響應,建立了基於ccd的顯示器全屏色純均勻性測試方法。We have imported advanced equipment and instruments as fine carving machines, sparkling machines and wire cutters, etc., focus on the main production lines of stone inlaying, nameplate and sliders, apply aluminum, copper, nickel, stainless steel, fine gold, pure silver, diamond, ruby, sapphire, spar and zircon as the main materials and adopt main techniques as punching, oil pressing, silk - screen printing, polishing, sandblasting, etching, electro - coloring, stone inlaying and surface electroplating, etc. and we are specializing in design, production and sales of metal accessories for mobile phones, computers, digital products and household appliance
現引進了進口精雕機、火花機、線切割機等先進儀器及設備,以鑲石、銘牌、滑軌為主要生產線;以鋁、銅、鎳、不銹鋼、純金、純銀、鉆石、紅藍寶、晶石、鋯石等作為材質;在製作工序上,有沖壓、油壓、絲印、拋光、磨砂、腐蝕、電染、鑲石、表面電鍍等相關工藝,專業設計、生產、經營各類手機、電腦、數碼產品、以及家電產品上的五金裝飾件。In such devices, it is desirable to have a high dielectric tunability in a certain electric field range, where tunability is defined as the variation of dielectric constant with respect to the applied voltage
自上世紀50年代以來,用電控的方式進行波束掃描的方法得到了迅速發展,從而使相控陣天線及其基本元件移相器的研究獲得了廣泛的重視。This thesis has studied some key hpm power combining technologies such as phase - locked source, high power phase shifter and high power combiner. according to the facts of hprl, it presents a combining project of relativistic magnetron with three output ports which acts as an phase - coherent hpm source. through theoretical computation and hfss simulation, we have designed the hpm dielectric phase shifter and waveguide - based combiner
對高功率微波功率合成的關鍵技術如鎖相源、高功率移相器、功率合成器進行了討論分析,結合實驗室實際情況,提出了以三埠輸出相對論磁控管作為相干高功率微波源進行高功率合成技術研究的方案。It can directly control and drive the stepmotor and dc servomotor, and it can control the ac servomotor by controlling the ac transducer, and it also has the function of detecting the feedback position signal of photoelectric coder and induction phase shifter
它能直接控制和驅動步進電機和直流伺服電機,並可通過控制交流變頻器對交流伺服電機進行控制,而且具有光電編碼器和感應移相器位置反饋信號檢測功能。At the aspect of hardware design, it adopts pulse distributor and the technology of single polar voltage drive to accomplish the function of controlling and driving stepmotor ; it adopts the technology of pulse width modulation and cmos h - bridge drive to accomplish the function of controlling and driving dc servomotor ; it adopts d / a convertor to accomplish the function of controlling ac transducer ; it adopts the technology of digital phase detection to accomplish the function of detecting the feedback position signal of induction phase shifter ; it adopts dsp ’ s capture cell to accomplish the function of detecting the feedback position signal of photoelectric coder
硬體方面,採用脈沖分配器和單極性電壓驅動技術實現了步進電機的控制和驅動功能;採用脈寬調制技術和cmos互補h橋驅動技術實現了直流伺服電機的控制和驅動功能;採用d / a轉換器實現了交流變頻器的控制功能;採用數字化相位檢測技術實現了感應移相器位置反饋信號的檢測功能;採用dsp的捕獲單元實現了光電編碼器位置反饋信號的檢測功能。We analyzed the dependence of equivalent circuit parameters of mesfet switch on material and device structure. for modeling, we designed and fabricated six set of mesfet switches with different gate width, then measured their performance and extracted switch model parameters. mesfet switch database corresponding to the mmic product line is then established, and using the dependence of switch model parameters on gate peripheral we can attain the mesfet switch performance with any gate width through parameters scaling
移相器電路採用gaasmesfet開關作為控制元件,研究了mesfet開關等效電路參數與材料和器件結構參數的關系,設計製作了不同柵寬的六組mesfet開關,並進行參數測試和模型參數提取,建立了相應于mmic工藝線的mesfet開關模型庫;根據開關模型參數隨柵寬的變化規律,可以實現任意柵寬mesfet開關的參數定標工作。In this thesis, development on ispg is studied and analyzed in depth
本文主要對智能型靜止進相器的研製進行了深入分析和研究。Application of static phase advancer in coal mine ventilator
靜止進相器在煤礦風機中的應用Applying digital certificate to implement the role - based access control
大中型繞線式異步電機的靜止進相器Research of static phase - advancers controlled by ac - ac frequency converter
基於交交變頻的靜止進相器研究Principle and simulation of the static phase advancer for reactive power compensation
2051單片機的無環流靜止進相器Study of process of starting pumped storage machine by static frequency converter with field current controlled
靜止進相器無功補償原理及其模擬研究The experiments show that ispg can enhance power factor of electromotor to above 0. 96 commonly
實驗表明,智能型靜止進相器能夠實現電機功率因數的提高,一般可提高到0 . 96以上。Intelligent static phase generator ( ispg ) is a kind of equipment of compensating reactive power, which technically designed for large and medium - sized wound - type electromotor to save energy and reduce wastage
智能型靜止進相器是專為大中型繞線式電機節能降耗設計的無功功率就地補償裝置。Then design and blue print of ispg are discussed. furthermore the system design, work theory, hardware and software of ispg are introduced in detail. at last, system debugging is illuminated and experimental results are presented
討論了智能型靜止進相器的構思、設計方案,詳細地介紹了智能型靜止進相器的系統設計、工作原理、硬體設計、軟體設計,並對系統調試進行了說明,得出了實驗結果。Development on ispg can not only fulfill the potential of power supply equipments and reduce wastages of electric power to the aim of saving energy and enhancing economic benefits of enterprises, but also benefit the whole society. it also helps to save resources that are not recyclable, such as coal. moreover, our country can reduce investment to build power plants, and so on
研製智能型靜止進相器不僅可以發揮現有供電設備的供電潛力,降低電力損耗,從而達到節能目的,提高企業的經濟效益,而且社會效益也十分顯著:電機功率因數的提高,降低電力損耗,還有利於節省煤等不可再生資源,減少國家投資新建發電廠等。分享友人