starting circuit 中文意思是什麼

starting circuit 解釋
起動電路
  • starting : n. 出發;開始;【機械工程】開動,起動;開車。 at starting 最初,開頭。 starting material 原材料。 starting motor 起動電動機。
  • circuit : n 1 (某一范圍的)周邊一圈;巡迴,周遊;巡迴路線[區域];迂路。2 巡迴審判(區);巡迴律師會。3 【...
  1. This article angle has analyzed the higher professional technical education from cbe / dacum " the electrical control technology " the curriculum ability localization, according to the higher professional technical education " the electrical control technology " the curriculum ability localization, point out the insufficiency and flaw existed in commonly used control electric appliance choice, electrical pilot wire road map, electricity control system installment, wiring craft, electrical control line fault diagnosis system approach, new starting velocity modulation equipment and control circuit, control circuit and main circuit aspect and so on

    摘要本文從cbe / dacum角度分析了高職「電氣控制技術」課程的能力定位,根據高職「電氣控制技術」課程的能力定位,指出了現行高職「電氣控制技術」教材在常用控制電器選擇、電氣控制線路圖、電氣控制系統安裝、接線工藝、電氣控制線路故障診斷的系統方法、新型起動調速設備及控制電路、控制電路與主電路的連接等方面存在的不足和缺陷。
  2. Transitional feature of the arc and metal droplet in the welding process with steam shielded arc is investigated by means of analysing the waveforms of welding voltage and current under different welding regimes and it is found that there are two types of arc process behavor ? " arc starting - arc blowing out - short - circuiting " and " arc - starting - short - circuiting ". under the condition of constant diameter of welding wire and its feeding speed, the arc process behavor can be changed by adjusting the inductance of welding circuit as well as the voltage of power supply. if arc process behaves as alternative process of " arc starting - arc blowing out - short - circuiting " with minimum time duration of arc blowing out and maximum frequency of short - circuit transition, the welding process will be stable with less spatter and smooth weld bead

    通過分析不同焊接規范下的焊接電壓和電流的波形.研究了水蒸氣保護下電弧及熔滴過渡的特點,發現其電弧過程行為有「燃弧?熄弧?短路」和「燃弧?短路」兩種形式.在焊絲直徑和送絲速度一定的情況下,通過調節焊接迴路中的電感量和電源電壓,可以改變電弧的過程行為形式.若電弧過程呈「燃弧?熄弧?短路」交替進行,並且熄弧時間最短時,短路過渡頻率最高,在這種情況下,飛濺小,焊道成型好,焊接過程穩定
  3. Sequential control devices, feed back control, computer control, interlock circuit, star - delta starting, contactors, etc

    控制設備系列、反饋控制、電腦控制、連鎖性線路、量角起動及接觸器等控制設備
  4. B ) equivalent circuit method and finite element analysis ( fea ) to compute the static force are presented, the results obtained by each method are compared one with the other. c ) the results of dynamic simulation by means of the software, ansoft show the hlfm " s characteristics when the motor works in the special frequency and single stroke and the conditions used for position control. d ) the measured static thrust - displacement characteristics and the dynamic characteristics during starting show good correlation with the calculated results

    在設計並製作了實驗樣機的基礎上所做的研究內容包括; ( 1 )分別用能量法和麥克斯韋張量法推導電磁力的計算公式,並討論他們的不同應用范圍; ( 2 )分別用等效磁路法和有限元法作直線力電機的靜特性分析,並比較分析它們的計算結果; ( 3 )用有限元模擬軟體做直線力電機動態特性的模擬,分別分析直線力電機的頻率特性、動子開合閘特性和開環位置控制的工作特性; ( 4 )做直線力電機的靜推力?位移特性實驗和動子開合閘的動態實驗,並將實驗結果與計算結果進行對比,實驗驗證了計算模型及計算方法的正確性。
  5. Electronic soft starter is a kind of novel motor control device which can implement the soft - start, soft - stop and energy - saving of the asynchronous motor. compare in the traditional motor starter, it has outstanding advantages such as stepless regulation of the motor start, avoid the inrush of the torque and the current, and reliable protections, convenient operation and starting repetitively. so the paper aim at electronic soft starter, asynchronous soft starter of electrical machinery electron as research object, study it ' s high - performance soft starting technology - torque control soft - start, develop its realization circuit

    異步電動機電子軟起動器是一種集電機軟起動、軟停機、輕載節能和多種保護功能於一體的新穎電機控制裝置,相比于傳統的起動器,它突出的優點體現在能夠連續無級的調節電機起動、沖擊轉矩和沖擊電流小、控制簡便、起動重復性好以及體積小等方面,本文以異步電機電子軟起動器為研究對象,研究高性能的電機軟起動技術- - -轉矩起動方式,並研製其實現電路。
  6. There must be a marine casualty happened every 4 days before 1984, the amount of marine casualty happened at this area corresponds to 1 / 7 amount of the whole changjiang " marine casualty, so mariners gave it a name as " mouth of tiger ". due to the specific geographical condition and the extremely representative vessel traffic management of changjiang yingongzhou channel section, many intelligent people began researching and practicing the vessel traffic management of this changjiang " s down - stream complicated channel section from 1980s, at dec 15th 1984 the authority at that time - changjiang yingongzhou channel section previously ; up to the last years of 1980s ministry management administration applied traffic control on changjiang yingongzhou channel section previously, up to the last years of 1980s ministry of communications assigned shanghai marine college, shanghai ship & shipping research institute and changjiang harbor superintendence administration to make feasibility demonstrate about modern vts of zhenjiang traffic control section ; in 1990 dasha radar station which is the first radar vts station with inner river was finished, groped a new way for applying modern radar traffic control of vessel traffic management ; in 1997 the vtms of changjiang " s down - stream from nanjing to liuhekou was completed with connecting net and came into operation formally, meanwhile the signals of dasha radar station were conveyed to vts center by light cable, and then united applying vessel traffic management upon the whole authorized area ; in jun 2001 jiangsu msa made changjiang yingongzhou channel section as the first experimental group of creating " civilized, safe, passable channel activity, updating dasha radar antenna and receive - transmitter building closed - circuit television monitor system, setting uo safety warning board, starting navigational route reformation, carrying out united construction

    1984以前這里平均每四天就發生一起海損事故,事故數占整個長江的1 7 ,被行船人稱為「老虎口」 。長江尹公洲航段緣其極為特殊的地理區位條件和極具代表性的船舶交通管理,從上個世紀八十年代初就有識之士開始了這個長江下游最復雜航段的船舶交通管理探索和實踐。 1984年11月15日當時的長江航政管理局在長江尹公洲水域率先施行交通管制;到八十年代末交通部委託上海海運學院、上海船舶研究所和長江港監局聯合開展鎮江交通管制段建立現代化交管系統的可行性論證; 1990年大沙雷達站? ?內河第一座雷達交管站建成,摸索實施現代化雷達交管的船舶交通管理新途徑; 1997年長江下游南京至瀏河口船舶交通管理系統建成聯網投入正式運行,同時將大沙交管雷達信號通過光纜傳輸至交管中心,統一實施全轄區船舶交通管理; 2001年6月江蘇海事局將長江尹公洲航段作為第一批創建「文明平安暢通航段」活動試點航段,更新大沙雷達天線和收發機,著手閉路工業電視監控系統建設,設立安全警示牌,啟動航路改革,開展聯合「共建」 。
  7. According to the rule of mine safety regulations, an intrinsically safe pilot circuit with perfect performance for underground motor intelligent protective systems is put forward, which can effectively avoid the phenomenon of self - starting that is caused by the earthing of control lines before starting motors, at the same time, can reliably cut off the switches to ensure the safety of underground production under operation condition no matter what the faults of short circuit, open circuit and earthing in the control circuits happened

    根據煤礦安全規程規定設計了性能完善的本質安全型先導電路,起動前它能有效地防止因控制線接地造成自起動現象的發生,而且在運行中無論控制線發生短路、斷線還是接地故障,它均能可靠跳閘,確保生產的安全,該先導電路的性能指標達到了國內領先水平。
  8. It has been verified by simulation tests that the symmetric short - circuit protection can not only avoid the starting current but also achieve higher sensibility ; unbalance protection can distinguish unbalance short - circuit and loss of phase. the operation parameters of other protective functions has all reached the design requirements

    短路保護既能躲過起動電流,又有較高的靈敏度;不平衡保護,能準確區分不對稱短路和斷相故障;其它保護功能的動作指標均達到了設計要求。
  9. Abstract : the system composed of intelligent control modules for three - phase induction motors is introduced in this paper. this module can conduct starting, reverse braking, and reverse conrtol with current limiting resistance. besides, it can also detect low voltage, overload, and open circuit of 1 or 2 phases, and do protection according to the detection. it especially fits to the controlling of motors which often do starting, braking and reversing

    文摘:介紹了一種智能三相電機控制模塊組成的系統,能在串電阻(電抗)起動、反接制動和換向控制的基礎上進行欠壓檢測、過載檢測、斷相檢測及電機故障保護.尤其適用於起動、制動和換向控制頻繁的電機控制場合
  10. The brushless dc starting magneto is an itegeration of the brushless dc motor and the motorcycle magneto. in this paper the design feathers of the stator, rotor and power circuit of the start magneto are discussed and the design methodologies are presented

    針對將直流無刷電機與摩托車磁電機集合在一起的直流無刷起動磁電機,分析了電機定、轉子及驅動電路的設計特點,提出了設計方法。
  11. Integration of isolator, circuit breaker, contactor, thermal overload relay and function module into just one device, which itself can fulfill all the d. o. l starting and control functions

    集隔離器、斷路器、接觸器、熱繼電器、功能模塊與一體,只需單體設備即可完成電動機直接起動-控制全部功能;
  12. The design to a self - starting circuit of a motor

    電動機自起動電路的設計
  13. As a result of the international advanced technology and detection means so that the test - bed habitat leading domestic level, can be quickly and easily, and visual on the domestic and import cars ignition system, the charge of the starting circuit, speakers circuit, lighting system, signal lines, electronic ignition components such as testing, inspection and adjustment, can also check the work of a car engine, engine fault diagnosis of the reason that test bed is the experimental large automobile repair shop, the second category repair shop and car essential for the use of the transport sector detection equipment, by all parts of the country auto repair trade management departments welcomed

    由於採用了國際上先進的技術和檢測手段,使本實驗臺居國內領先水平,可以快速方便,直觀的對國產、進口車的點火系、充電系起動電路、喇叭電路、燈光系、信號線路、電子點火組件等進行試驗、檢查和調整,還可以檢查汽車發動機的工作情況,診斷發動機故障的原因,所以本實驗臺是汽車大修廠、二類修理廠和汽車使用運輸部門必不可少的檢測儀器,深受全國各地汽車修理行業管理部門的歡迎。
  14. A zero - voltage starting method is brought forward which switch the starting from separate exciting to self - exciting successfully ; pll ( phase lock loop ) technology is employed to realize the frequency tracing and constant phase angle control ; igbt driving and protective circuit suitable for parallel inverter is developed, which successfully solve the problem of time compensating and overlapping regulation for the driving signals ; a novel and practical over - voltage protective method for parallel inverters is presented which effectively avoid the possible over - voltage destroy to the inverter. xu haiwen ( power electronics and electric driving ) directed by senior engineer peng yonglong

    提出了一種零壓啟動的他激轉自激方法;通過採用鎖相環技術實現了逆變器工作頻率的自動跟蹤和容性逆變角度的恆值控制;設計了適用於並聯諧振型逆變器的igbt驅動與保護電路,解決了驅動信號的時間補償以及重疊角的可調問題;提出了一種新穎、實用的逆變器過壓保護方法,有效地解決了並聯型諧振逆變器過壓保護這一難題。
  15. Starting current the meter can work corectly at rated voltage, rated frequency. when load currdnt is large then 0. 4 ib. power facotor : 1. running with no - load the meter use logic circuit to anti - creep

    啟動電流:在額定電壓額定頻率功率因數為1的條件下,當負載電流大於0 . 4 ib時電度表都能正常工作。
  16. Abstract : starting from the equation of motion of a non - dissipative mesoscopic circuit with inductance coupling , the quantum fluctuations of charge and current in the eigenstates of the system and the squeezed vacuum state are investigated. the results show that the quantum fluctuations of the charge and current exist in all of the states. the fluctuations in each component circuit are connected

    文摘:本文從無耗散的電感耦合電路的經典運動方程出發,分別研究了這一耦合電路在其任意的本徵態下和壓縮真空態下電路中電荷、電流的量子漲落,其結果表明,每個迴路中的電荷、電流都存在著量子漲落,且兩迴路中的量子噪音是相互關聯的
  17. When a high - power electric motor is starting, the current is heavy and the traditional protection strategy can ' t distinguish if it is a short - circuit current or the normal starting current, so the system is tend to make wrong

    摘要大功率電動機啟動時電流較大,傳統的保護策略無法區分是短路電流還是正常啟動電流,易產生誤動。
  18. Starting with the most favored branch ( highest % dfr ) each circuit valve will be proportionally balanced to each other

    從最容易的分支(最高的% dfr )開始,每個迴路閥將會互相按比例平衡。
  19. It is shown that closed loop circuit feedback control and open loop control are separated during the zero - power start up process. the self - starting of the medium frequency converter is achieved

    論文分析了通過plc對感應加熱進行閉環控制的控制策略,並採用了閉環開環分離的方法,解決零電壓啟動問題。
  20. This dissertation deeply studies the transient models of distant short circuit fault currents for the dc rapid transit railway and presents a detailed analysis of the wavelet transforms to discriminate the remote short circuit current from the train starting current

    本文主要討論了地鐵直流側遠方短路故障電流的暫態過程,並利用小波變換作為分析工具對遠方短路故障電流和機車起動電流進行了鑒別。
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