穩定電抗器 的英文怎麼說
中文拼音 [wěndìngdiànkàngqì]
穩定電抗器
英文
stabilizing reactor- 穩 : 形容詞1 (穩定; 穩當) steady; stable; firm 2 (穩重) steady; staid; sedate 3 (穩妥) sure; rel...
- 定 : Ⅰ形容詞1 (平靜; 穩定) calm; stable 2 (已經確定的; 不改變的) fixed; settled; established Ⅱ動詞...
- 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...
- 抗 : Ⅰ動詞1 (抵抗; 抵擋) resist; combat; fight 2 (拒絕; 抗拒) refuse; defy 3 (對等) contend with...
- 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
- 穩定 : 1 (使穩定) stabilize; steady 2 (穩固安定) stable; steady 3 (物質的性能不易改變的作用) stabi...
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Whatever it is radar, eccm equipment, communication equipment or instrument, frequency source with high stability is needed to guarantee the quality of carrier signal
無論是雷達、電子對抗,還是通信、儀器設備等都需要高穩定度的頻率源,以保證載波信號的質量。Chapter two is data sample of system. it will discuss the data conversion theory, 24bit e - a data conversion, mux - channel switch sampling technology, and emc design. among them, we will introduce the principle and application of ads 1251, application of photomos technology in mux - channel switch sampling, and emc design with hardware and software of gas feed controller, which has good performance in reliability
第二章介紹系統的數據採集,該部分包括24bit -采樣原理、多路信號切換採集技術和電磁兼容設計,其中,主要介紹了ads1251晶元的工作原理和應用, photomos技術在多路信號切換采樣中的應用,以及配氣控制器在硬體、軟體等方面所做的電磁兼容設計,通過這些設計使得系統具有很好的穩定性和抗干擾性。Indium stannum oxide ( ito ) as semiconductor have caused a great deal of interest due to their prominent electro - optical behavior. ito has high prominent transmittance, high infrared reflectance, good electrical conductivity, ito applied as gas sensors, photovoltaic devices, heat reflecting mirrors, solar cells, flat panel displays, liquid crystal displays, electroluminescent, devices and organic light - emitting diodes ( oled ) etc. although preparations and applications of ito films have been studied deeply. nano - ito composites hardly studied
氧化銦錫( ito )是一種高簡並的n型半導體,由於具有導電性,可見光高透過率,紅外反射性,穩定的化學性,被廣泛應用於熱反射建築玻璃、抗靜電塗層,太陽能電池,熱發射鏡,平板顯示器和液晶顯示屏,傳感器,有機光致二級管( oled )等方面,國內外對高質量的ito薄膜的制備和應用進行了深入的研究,但是很少有ito納米粒子與高分子材料復合的報道。At present, the solar cells used on space aircrafts are still mainly si and gaas solar cells. however, the radiation resistance ability of these two materials is poor. since the photoelectric conversion efficiency attenuates rapidly with the radiation, the lifetime of si and gaas solar cells is short and their stability is not satisfied for space applications at van allen belt
目前國內外用於航天器上的太陽電池主要為si和gaas太陽電池,但這兩種材料的抗輻射能力較差,其光電轉換效率由於高空輻射衰減很快,因而壽命短,穩定性差,不能滿足用於vanallen強輻射帶的空間應用需要。Thirdly, the paper discusses the driver of the peripheral equipment, how to port the uc / os - n and uclinux, h. 323 protocol and the application of the system in the digital speech classroom. also some software and hardware measure are adopted to enhance the system stability. at last, the shortcoming and the something to be improved are given. dsp can be used to realize real - time speech coding algorithm, and after porting ( ac / os - n, arm can manage the keyboard, the lcd and the ethernet peripheral etc. then the embedded network system with specific purpose can be used in others fields, such as pda, set of top, web tv, ect
在實際設計實現中,為提高系統軟、硬體整體穩定性和可靠性,使用了以下幾種方法: ( 1 )低電壓復位、抗電源抖動能力、增加時鐘監測電路、抗電磁干擾能力、散熱等技術; ( 2 )多層pcb設計,線路板結構緊湊,電源部分採用數字5v 、 3 . 3v 、 3v 、 1 . 8v和模擬5v多電源供電; ( 3 )選用表面貼和bga封裝的器件; ( 4 )按照軟體工程的要求進行系統分析,規劃系統框圖、流程分析、模塊劃分,減小了不同模塊的相關性,從而最大限度避免了錯誤的發生。The sensor could eliminate the interference of electroactive ascorbic acid, and exhibited high operational and storage stability ( no apparently difference in response of the biosensor was observed after been used continuously for 150 times and stored for 5 months )
傳感器能有效消除電活性物質(抗壞血酸)對測量帶來的干擾,同時具有較高的操作和貯存穩定性(連續使用150次、冷藏5個月後,響應無明顯下降) 。With the development of the electric power system, static - state reactive power compensators ca n ' t have met the requirements of the actual production and operation, and the trend to the fast and dynamic compensation for reactive power become greater and greater. since ertan hydroplant and 500kv transmission systems in sichuan power system have been operated, many power plants of load center are forced to halt during the high - water period, because the great deal of power is transmitted to far - distance load center. thus the load center loses voltage sustentation and the level of the system stabilization is debased greatly
四川電網的二灘水電站和500kv輸變電系統投入運行后,由於二灘水電站的大量電力遠距離輸送至負荷中心,迫使負荷中心的火電機組在豐水期大量停機,使負荷中心失去電壓支撐,大大降低了電網的電壓穩定水平;同時,因為四川電網中的無功補償裝置全為靜態無功補償電容器(或電抗器) ,這些設備只能在系統正常運行狀態下起到無功補償和電壓支撐的作用,而在電網出現事故時,不但不能起到電壓支撐作用,反而會促使電網電壓崩潰事故的發生。Featured by wide band gap, high breakage electric field, high electron mobility, low dielectric constant, strong irradiation proof and excellent chemical stability, silicon carbide ( sic ), viewed as one of the most promising wide band gap semiconductors, is widely utilized in optoelectronic devices, high frequency and large power, high temperature electronic devices
被譽為最有潛力的寬禁帶半導體材料一sic ,因其具有禁帶寬度大、擊穿電場高、熱導率大、電子飽和漂移速度高、介電常數小、抗輻射能力強、良好的化學穩定性等優異的特性,被廣泛地應用於光電器件、高頻大功率、高溫電子器件。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。Equipment under test to the measurement terminal. the high pass filter output signal is switched from either conductor to the measurement terminal
大體上講,電源阻抗穩定網路從檢測設備eut向測試埠看,是一個高通濾波器。The piezoelectric actuator becomes one of the most prospective components because of its outstanding advantage. but the hysteresis and creep character of the material restrict the development of this actuator. new stable characteristic tungsten bronze piezoelectric actuator was adopted as driving component in this article, we develop the anti - hysteresis control method through contrasting the crystal structure of the tungsten bronze actuator with which of the perovskite actuator, at the same time corresponding software and hardware were studied in order to prove the validity of this control method, and then demarcated the other characters of the actuators through lots of experiment results
本研究選用了性能穩定的硬性鎢青銅型壓電陶瓷驅動器作為驅動元件,從壓電陶瓷驅動器遲滯產生的微觀機理入手,通過對比硬性鎢青銅型壓電陶瓷驅動器和軟性鈣鈦礦型壓電陶瓷驅動器的晶體結構,研製出壓電陶瓷驅動器抗遲滯驅動方法,設計了相應的軟硬體裝置以從實驗結果上證明這種方法的正確性,並對其他影響定位精度的因素進行了特性標定實驗。This product, prepared from the 2 - stage high - pressure hydrofined white oil, is characterized this lproduct, prepared from the 2 - stage high - pressure hydrolfined operation, its quality is up to by its high breaking down voltage, low setting pont and steady operation, its quality is up to or even superior to the state standarde and is widely used in various transpormers to ensure therir normal operation
本產品採用二段高壓加氫精製的白油為基礎油料,經復配調制而成。產品具有抗擊穿電壓性能優良、凝固點低、穩定性好等特點,質量指標達到或超過國家標準要求,可廣泛應用於各地區變壓器的安全正常運轉。Mechanical resonant sensors are characterized by high accuracy, rapid response, excellent stability, resistance to electrical interference and digital output
機械諧振式傳感器精度高、信號以及頻率輸出適于計算機信息處理,而且其信號輸出取決于機械參數,抗電干擾能力強,穩定性好。In the design and debugging process we found that two different caps with parallel connection may make the amplifier instability. with the analyses of the nonideal cap molding we found that the response curve of two different caps with parallel connection has a saltation whose impedance is infinity and at this pot the amplifier is easy to oscillate. than some suggestion of the use of cap in amplifier design is presented
在放大器的設計、調試過程中發現兩個不同容值的電容並聯會帶來電路的潛在不穩定,對實際電容,即帶有寄生電感和寄生電阻的電容,建模、分析后發現,不同容值的電容直接並聯其響應曲線會有一個阻抗值為無窮大的突變點,該突變點可能會引起電路的自激。In the paper, we put forward the combination of micro electronic technology, mems technology and vacuum micro electronic technology to develop a micro electronic pressure sensor with overload protection. the pressure sensor consists. of elastic anode membrane, isolation layer, vacuum micro cavity and field emission catelectrode tip array with overload protection. such pressure sensor has many advantages, such as high temperature stability, radiation resistance, fast response, high sensitivity, small volume, simple secondary instruments and bulk production
本文在重慶市科技「十五」項目的資助下,提出利用微電子技術、 mems技術和真空電子技術相結合的方法,研究一種帶過保護功能的真空微電子壓力傳感器,該壓力傳感器由帶過保護的場致發射陰極錐尖陣列、彈性陽極膜、絕緣層、真空微腔所構成,具有溫度穩定性好、抗輻射、快響應、高靈敏、體積小、二次儀表簡單、可批量生產等優點,具有廣泛的應用市場。Frequency source is widely used in today ' s electronic equipment and even refered as " a heart " of many electronic systems. the frequency synthesizer with a lot of channels and high frequency stability by means of theory of phase locking has almost been a necessary component in the modern electronic systems such as telecommunication, radar and electronic countermeasure. the phase - locked frequency synthesizer can be generally divided into two kinds : one is digital phase locked frequency synthesizer, the other is analog sampling phase locked frequency synthesizer. compared with the prior, the latter has many merits such as lower phase noise, samller volume, lighter weight and lower power consumption and has a wide foreground in the equipments of microwave band
利用鎖相原理來獲得波道數目眾多、頻率穩定度很高的頻率合成器,幾乎已成為現代通信、雷達和電子對抗等電子系統不可缺少的組成部分。鎖相式頻率合成器一般分為數字鎖相頻率合成器和模擬取樣鎖相頻率合成器兩類。取樣鎖相頻率合成器與數字鎖相頻率合成器相比,具有相位噪聲低、體積小、重量輕和功耗低等優點,尤其在微波波段的電子設備中,具有廣闊的應用前景。In order to compensate for the capacitive charging power of transmission lines, control reactive power flow, stabilize operating voltage and restrict arc current, the shunt reactors are usually installed on ehv transmission lines, especially for uhv transmission lines
摘要超、特高壓輸電線路為了補償線路的容性充電功率,控制無功潮流,穩定網路運行電壓,限制潛供電流等,一般要安裝並聯電抗器。The paper analyzed the basic theory and mathematic model of three phase voltage pwm inverter and proposed one kind of control strategy based on the voltage - current double - loop. it used the exterior loop to control the voltage the eps outputted, and used the inner loop to control the current. simulation testified that the control method could improve the dynamic response character and interference rejection ability
在建立三相電壓型pwm逆變器在兩相同步旋轉坐標系下的數學模型的基礎上,提出了一種三相電壓型pwm逆變器基於電壓電流雙閉環的控制方法,利用電壓外環實現對輸出電壓的穩定控制,電流內環實現對輸出電流的控制,模擬證明該方法有效地改善了系統的動態響應及抗干擾能力。The acceleration sensor has been developed using mems technique, microelectronic technique, and vacuum electronic technique. it can be widely used in navigation and aerospace, industry automation and car airbag control and so on. the research of such kind of acceleration sensor is of great scientific significance
該傳感器集固體器件和真空電子器件的優點於一身:具有抗輻射、溫度穩定性好、快響應、高靈敏、高解析度、低電壓、低功耗、信號處理電路簡單、體積很小等優點。The auhor develops the user - defined dynamic phasor models of all the above devices with the user - defined function of power system analysis software package ( psasp ) of epri, china, including traditional power components such as generator, transmission line, transformef, fixed series capacitor ( fsc ), grounding reactor, etc., and new type power devices including thyristors like tcsc, hvdc, svc and smcom, thus realizes time - domain simulation for sso large signal stability analysis and realizes sso small signal stability analysis further through the linearization platform of psasp
作者利用電力系統分析綜合程序( psasp )的自定義建模功能,建立了電力系統基本元件(如發電機、輸電線、電容器、接地電抗器等)及含晶閘管等電力電子元件的新型電力系統裝置( tcsc 、 svc 、 hvdc及statcom )的動態相量自定義模型,從而通過psasp實現了sso問題的大幹擾穩定的時域模擬計算,並進而通過該程序的小干擾線性化平臺實現了sso問題的小干擾穩定分析。分享友人