高頻發電機 的英文怎麼說
中文拼音 [gāobīnfādiànjī]
高頻發電機
英文
alternator transmitter-
Dds951 series electronic single - phase electric meter is the most advanced static electronic meter in china. the meter designs use large - scale intergated circuit. high reliability step motor, it can the ac single - phase active energv voltage rating : 220v : frequency 50hz, positive and negative two directions and accumulates in one direction. the test singnal is isolated by phototransistor : it also has the function of anti - fraud, and indicates it s operation situation on flash light, so it could be managed very easy
Dds951單相電子電能表,是金雀儀表公司開發的新型電度表。該產品是採用規模專用集成電路,高可靠性步進電機等先進技術製造的國內最新電能試題新產品,用來計量額定電壓為220v ,頻率為50hz的交流單相有功電能,該產品能夠精確計量正負兩方向的有功電能,且以同一個方向累計。Our factory is established in 2004, the existing staff 80 people, workshop area 2000m2, has the production assembly line 3 and thespectrometer, the oscilloscope, the high frequency signal generator, leaks the reflectoscope reflector, the pressure resistancereflectoscope reflector, the overflow welding machine, production, thecheck - out facility and so on led lamps and lanterns simulationreflectoscope reflector
我們廠成立於2004年,現有員工80餘人,廠房面積2000m2 ,擁有生產流水線3條及頻譜儀、示波器、高頻信號發生器、漏電測試儀、耐壓測試儀、溢流焊機、 led燈具模擬測試儀等生產、檢測設備。Torsional interaction exists between hvdc converters and turbine - generators, and negative electrical damping provided by hvdc may cause subsynchronous oscillation ( sso ) that can lead to turbine - generator shaft failure and electrical instability at oscillation frequencies lower than the fundamental system frequency
高壓直流輸電( high - voltage - direct - current - - - - hvdc )系統與臨近同步發電機組之間存在著扭振相互作用, hvdc的電氣負阻尼作用有可能引起機組在次同步頻率范圍的扭轉振蕩。As the key block of the wireless communication transmitter in rf, it is very useful in improving the output power and efficiency, lowering the loss of the supply, lowering the size and the weight, lengthening the time of communication. class e power amplifier which is suitable to amplify envelop signal is very important in modern communication system
功率放大器( pa )作為無線通信射頻發射機中不可缺少的關鍵電路,對于提高手機的功率效率、降低電源損耗、減小體積重量、延長通話時間有著舉足輕重的作用,而適用於恆包絡信號放大的e類功率放大器,更是在現代通信系統中佔有十分重要的地位。Having negotiated the price and completed the installation, we noted with surprise that the rental owner had already joined the working team at the venue. the fellow brother responsible for the utilities was amazed by his superb technique - he could cut and strip a wire just by using his teeth, and he worked faster than if he had used a pair of pliers
裝設完成談妥價錢后回到會場,一轉眼發電機老闆已不亦樂乎地加入工作行列,負責水電的師兄則頻頻稱贊他技術高超,原來他接電線不需任何工具,單靠一張嘴,咬斷剝線一次ok ,比用電工鉗還快!The series genrating set combination of single and three phase brushless generator 、 control panel 、 common base produced by liuzhou jiali electric manufacturing co. ltd and engine produced by nanning machine factory ( abbreviation : nanji ) 、 changzhou engine co. ltd ( abbreviation : changfa ), which appears small size 、 light in weight 、 easy to start 、 low in fuel consumption and noise production with stale voltage and frequency output. it is an ideal power supply for banks 、 post office 、 public places of entertainment 、 households and pasturelands, so on
本系列機組由柳州佳力電力電工有限責任公司生產的單相無刷發電機、控制箱及公共底座與南寧機械廠(簡稱南機) 、常發集團(簡稱常發)等柴油機廠生產的柴油機組成,具有穩定的電壓和頻率輸出及體積小、重量輕、啟動方便、油耗低、噪音低等特點,充分地體現了高性能、高質量發電機所應具備的要素,是銀行、郵局、娛樂場所、家庭及牧場等的理想電源。This product, adopted pwm integrated circuit and mosfet, igbt that were imported from the overseas, has the following merits : quick - response, strong interfere - proof, stable frequency and voltage, low consumption when light loading, high efficiency and reliable performance, it can be applicable to the family use, pasture region, work with the wind generator and some other places where the power failure often occurs
本品採用pwm (脈寬調制)集成電路和進口大功率mosfet 、 igbt等器件,具有應變快、抗干擾、自動穩定頻率和電壓、空載損耗低、效率高、性能可靠,是家庭,牧區,風力發電機配套以及其它野外經常停電地區提供交流電的必備的電器。Asynchronized synchronous generator is a new type of generator whose performances are significantly better than those of conventional generator. its appearance shows a new way to resolve the problem of continuous over - voltage on extra - high voltage electric network and the stability of power system with long transmission lines
異步化同步發電機是一種運行特性明顯優于普通同步發電機的新型電機,它的出現為解決超高壓電網持續工頻過電壓和長距離輸電系統的穩定性問題提供了新的途徑。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。Based on the requirement of electrica l power plants, we designed a new type of sensors for stator winding partial discharge measurement online. the sensors are of good insulation, high sensitivity, easy installation on site, and good safety, suitable for on - site application
根據現場的要求,本文研製出一種非接觸式空氣電容傳感器,它具有頻帶寬、絕緣性能好、靈敏度高的特點,可以在高壓端測量高頻放電脈沖,可以代替各種接觸式傳感器在發電機高壓母線端進行在線局部放電監測。High frequency motor generator
高頻率電動發電機In practical studies, finally, a hybrid active power filter based on the digital signal processor ( dsp ) and intelligent power module ( ipm ) was set up, including a cycloconverter acem. based on the experimental set - up, plenty of experimental studies were conducted. the experimental results demonstrate that the self - adaptive technique, the topology of series connected hybrid power filter and the corresponding significant technologies described above are feasible and practical
最後,實際研製了一套以dsp (高速數字信號處理器)和ipm (智能功率模塊)為核心的小功率混合型有源濾波裝置,在交交變頻acem實驗平臺上進行了全面的實驗研究,充分驗證了本文所提出的自適應同步相關濾波技術、優化混合型濾波器拓撲結構和有關的關鍵性技術的正確性和實用性,從而從理論到實踐全方位、成功地實現了對交流勵磁發電機輸出電力諧波抑制的研究。It ' s a product of high frequency tube welding unit with high efficiency and low energy consumption
150型電弧噴塗機是我公司針對直縫高頻焊管機組研製開發的高效率、低能耗新一代產品。Cad spent about $ 2 million on the y2k compliance programme, mainly for the provision of portable power generators, and contingency communication facilities including satellite phones, portable hfvhf transceivers, and pc - based message switching system, etc. more than 120 cad staff are deployed for y2k - related duty yesterday and today
民航處耗資約二百萬元推行電腦公元二千年數位工作計劃,主要是提供流動發電機及緊急通訊器材,例如衛星電話、流動高頻甚高頻收發兩用機和以個人電腦處理的航空電報自動轉送系統等。The completed automation system not only can perform the starting, connecting, frequency and load modulating, disconnecting and stopping functions automatically but also can perform the monitoring, alarming, automatic recording, and performance evaluating functions, etc. in with the dispersed control and centralized management, the system achieves high running effect
最終實現的電站自動化系統不僅可以自動完成各發電機組的啟動、並車、調頻調載、解列和停機等操作,還可以實現電站運行的監控、報警、自動抄表和運行性能評估等功能。該系統以控制分散、管理集中為指導思想,運行效率得到提高。The forerunner of teco sa was taian electric, which was founded in march 1969 and merged with teco in oct 2003. ever since its establishment, sa never stops making contribution towards the industrial automation technology. sas products include ac dc motor controls, molded - case circuit breakers, high low voltage electric material, engines, generators, switchgears, ac dc frequency inverters, programmable logic controllers and servo controllers
電控事業部的前身為臺安電機,自1969年3月創立至2003年10月與東元合併迄今,一直秉持著穩健踏實的態度,以電磁開關無熔線斷路器高中低壓配電器材引擎發電機組配電盤變頻器可程式控制器及伺服控制器等產品,為工業發展奉獻心力,滿足最基礎的用電安全,並提供整體性的自動化服務,符合節約能源的世界性潮流。The development of ship automation puts more requirement on the quality of electricity, whose standard can no longer be met by the traditional mechanical hydraulic pressure or analog speed regulator of marine diesel - engine generator system. as a result, speed regulator based on electronics and microcomputer appeared
船舶輪機自動化的發展,對船舶的供電質量的要求也越來越高,傳統的柴油發電機組的機械、液壓或模擬式調速器已不能滿足這種要求,因而出現了電子的基於微計算機的雙脈沖調頻調載調速器。A few years later he was able to take out his first patents for high - frequency ac generators and transformers
數年以後,他就獲得了發明高頻交流,發電機和變壓器的專利?這也是他獲得的最初兩項專利。With the continuous enlargement in capacity of a wind - power generator, the efficiency improvement of electric power generation had been become more and more important. the variable - speed constant - frequency ( vscf ) power generation, which is served to reach maximum wind - energy capturing and utilization for a variable blade - pitch wind - turbine, is the studying hot - spot of the wind - power generation technique at present
隨著風力機組單機容量的不斷增大,提高發電效率已是風力發電研究的重要內容。採用變槳距風力機實現最大風能捕獲和利用的變速恆頻發電已成為當前風電技術的研究熱點。Also ac exited generator have many excellent characteristics, it may improving the stability of electric power system, its rotor speed may adjustable, it have abilities for active and reactive power regulating in self - help ways, it not lose steps even when operated in deep lead phase, so it especially applied in wind electric power plant and pumped - storage hydraulic power plant
交流勵磁發電機作為發電機運行的風力發電系統,利用變速恆頻技術后可大大提高風能的利用率。交流勵磁發電機可改善電力系統穩定性,轉子轉速可變,具有獨立的有功無功調節能力,可以深度進行運行而不失步,特別適用於風力發電、抽水蓄能電站等場合。分享友人