預放電 的英文怎麼說
中文拼音 [yùfàngdiàn]
預放電
英文
pre burning-
A number of metal cirque electrodes surround equidistantly outside the glass discharge tube, acting as preionization electrodes
在玻璃放電管的外表面緊密套上若干圓環形電極,作為預電離電極。In the work, it was systemically studied that the effects of two suggested modifying ways on electrochemical characteristics of lithium metal electrode and its behaviors in lithium cell. finally, the action mechanisms of these two modifying ways were analyzed. through the study on pretreatment effects of different cyclic ether on lithium electrode, it was found that 1, 4 - dioxane ( doa ) and 1, 3 - dioxolane ( dol ), both could form a favorable passivating sei film on lithium electrode surface through
研究不同環醚對鋰電極的預處理作用發現, 1 , 4 -二氧六環( doa )和1 , 3 -二氧五環( dol )對金屬鋰電極的表面預處理均可以在金屬鋰表面形成一層良好的sei鈍化膜,對鋰金屬電極起到了保護性作用,使鋰電極具有較小的界面阻抗,有效地提高了金屬鋰電極的充放電循環效率,改善了鋰金屬電極在循環過程中的表面形貌;而doa和dol對金屬鋰電極的表面預處理,不會明顯的影響鋰電極的動力學性能。Secondly, compared with some other kinds of comparator structure and based on the preamplifier - latch fast - compare theory, a novel topology of cmos preamplifier latch comparator circuit is presented. considering trade - off between kickback noise and power dissipation, reference resistance value is optimized. according to the encode demands of different stage resolution, clock - control encode circuit is designed
其後,在具體的子adc設計中,對比各比較器類型的優缺點,並基於預放大鎖存快速比較理論,提出一種新型高速低功耗預放大鎖存比較器電路拓撲;根據adc系統所允許的參考電壓最大波動限制,在回饋噪聲對輸入參考電平的影響和功耗之間折衷,確定優化的參考電阻串阻值;根據不同級精度的編碼要求,設計出時鐘控制編碼電路。After which, the battery will be charged by large constant current to allow the fast charging. finally, the constant voltage charging is adopted to guarantee the battery was charged to its full capacity. under the condition that the temperature has raised to a certain threshold at the constant current charging stage, the over temperature circuit is performing and it provides a compensation current which switches the system to constant temperature charging mode with the intention of protecting the ic
即在充電初期採用較小的電流對電池進行預處理,對出現過放電的電池進行修復和保護;然後採用較大的恆定電流對電池充電,實現快速充電的目的;最後採用恆定壓充電,確保電池充滿;在恆流充電階段,當晶元溫度上升到一定程度時,晶元過熱保護電路開始工作,該電路以提供充電補償電流的形式使充電進入恆溫充電模式,對晶元進行保護。And a intelligent battery management system with full functions has been designed, which improved the management of charge and the estimation of residual capacity. the paper changed the current value of constant current charge - state, which current seems not constant during the working time, based on the three mice laws about battery charge. this change would increase the speed of charge, without harm to the battery
同時本論文還設計了一套功能齊備的蓄電池智能管理系統,針對蓄電池管理中的充電管理和剩餘時間預測進行了改進,提出:在恆流充電時,根據麥斯三大定律,改變恆流充電時的恆流值,使恆流充電「不恆流」 ,而是根據放電的不同情況進行充電,充分提高充電速度,同時又不損傷電池活性物質;不再進行剩餘容量預測,而是進行剩餘時間預測,提供更加切實可行的信息,並且提出了一種簡單易行的剩餘時間預測的方法,給出了預測實驗的結果。Section 37 of the road traffic ( construction and maintenance of vehicles ) regulations prohibits any person from installing any visual display unit which enables the display of television programmes or stored visual images at any point of a motor vehicle visible to the driver whilst in the driving seat
問題: 《道路交通(車輛構造及保養)規例》第37條禁止任何人把可播放電視節目或預錄視象的視象顯示器,安裝在汽車內駕駛人在駕駛座椅時可看到的地方。Under high air pressure, a critical problem for the normal discharge is whether enough pre - ionization can be achieved in the laser media or not. however, the cycling pumping oil steam emerging during the flow of the gas mixture and the vapor infiltrating from outside have a strong absorption of the infrared light or a role of counteracting the excitation
在高氣壓條件下能否正常放電,關鍵問題是主電極間的激光介質能否獲得足夠的預電離;而混合氣流動過程中出現的循環泵油蒸汽,及從外界滲透的水蒸汽等都對紅外光有相當強的吸收作用或消激發作用。Protective gloves against ionizing radiation and radioactive contamination
預防電離輻射和放射性污染的防護手套The experimental results show that the surface charging is related with the pre - flashover events, the pre - flashover events can bring the change of surface charge distribution. these may be attributed to the micro - discharge caused by the traps in insulator. the charge carriers can be captured by traps, a space electric field will be set up by the trap centers, and the combined electric field may exceed the breakdown electric field of local area, then the micro - discharge will be initiated
分析表明,反向預閃絡現象與材料的陷阱分佈有關,試樣中電極附近的陷阱中心俘獲載流子后所形成的空間電場的作用是產生這一現象的原因;預閃絡現象和表面帶電現象都是由於絕緣子表面陷阱中心俘獲載流子形成空間電場造成局部場強過強引發的局部放電形成的。Based on the research and analysis of system structure of 10 - bit 100msps pipelined cmos adc, according to the system performance, the specifications of sub _ adc is obtained, while the sub _ adc including the preamplifier - latch comparator, the reference ladder resistance and the clock - control encode circuits are discussed in detail
基於對10 - bit100mspspipelinedcmosadc系統結構的分析研究,結合系統性能確定了子adc的指標要求,詳細討論並設計了子adc單元模塊的設計,包括預放大鎖存比較器,參考電阻串和時鐘控制編碼電路。However, unsatisfactory results were obtained under the following conditions : discharge tube covered with glass cover, thermal dispersion conditions not as effective, thermal expansion of the discharge tube restricted by the co - axis glass cover ( longer preheat time, lower anti - interference )
在放電管外有玻璃罩,散熱條件差;放電管溫度變形受外玻璃罩約束的同軸式管子上則效果不理想(預熱時間較長,抗干擾能力不如前者) 。Yet the chinese mainland market is small for hong kong television content due to stringent government regulations. nevertheless, with landing rights have been granted to hong kong s tv broadcasters to millions of homes in guangdong and much wider access of mainland - hong kong co - produced television programmes are provided under cepa, hong kong s tv industry is expected to greatly benefit from more opportunities from the mainland
不過,隨著香港的電視廣播公司取得落地權,可向廣東省數以百萬計家庭播放電視節目,加上在cepa下內地與香港聯合製作的電視節目獲得更大的市場準入,預期香港電視業將有更多機會打入內地市場。But the battery management system ( bsm ) of hev is very expensive and its circuit is complex, simultaneously, chemical changes are also complex during discharging and charging of nimh battery, so it is extraordinarily difficult to calculate and estimate an accurate surplus energy and state of charge of nimh batteries. up to now, this technology is still researching and developing
但是電池能量管理系統成本昂貴,電路復雜,而且電池在充放電過程中的化學變化也很復雜,要精確計算和預測電池的荷電狀態和剩餘能量及壽命是很困難的,到目前為止,這一技術仍在研究發展中。Based on the experiment of nimh battery, investigations on characteristics of discharging and charging of nimh battery, and analysis of influencing factor of nimh battery, an approach of ah ? coe ? ocu has been carried out to estimate an accurate surplus energy and state of charge of nimh batteries, and consider the compensation of the temperature, aging and self - discharging etc. after theoretic analysis has been completed, simulations are given to determine parameters of batteries for changan hev
本文在蓄電池試驗的基礎上,分析和研究ni - mh蓄電池充放電特性及其影響因素,建立了電池內阻、電動勢模型,提出了安時?能量守恆?開路電壓演算法( ah ? coe ? ocu法)預測蓄電池的剩餘能量和荷電狀態計算方法,並進行溫度、循環使用壽命、自放電等補償,從而建立了蓄電池的充放電模型。Abstract : the rechargeble batteries are used for backup power internal electrically equipments and instruments. but batteries lifetime usually is shorten by overwork and then malfunctions of equipment are induced. to avoid the complexion described above, the protection circuit against overwork is designed. it is based upon the voltage comparator and regulator. it will light up a red led when the volume of the batteries discharged close upon 50 % ; it will switch off the load automatically when it discharged closing to 80 % of their energy capacity, thus overwork of batteries can be avoided and lifetime may be extended
文摘:用蓄電池做后備電源的系統(或設備) ,常因過放電導致電池提前報廢而造成設備故障.根據電池電壓隨容量變化的規律,利用電壓比較器和電壓基準源設計製作了電池放電保護電路,當電池放電量接近容量的50 %時,啟動預警信號;當電池放電量達到容量的80 %時,電路自動切斷負載,防止電池過度放電,延長電池壽命,保證系統(或設備)在供電恢復正常后能正常運行The trickle charging uses small current at the initial of charging cycle to fix and protect the over - discharged battery ; after which, the battery will be charged by large constant current to allow the fast charging ; finally, the constant voltage charging is adopted to guarantee that the battery is charged to its full capacity
在充電初期採用較小的電流對電池進行預處理,對出現過放電的電池進行修復和保護;然後採用較大的恆定電流對電池充電,實現快速充電的目的;最後採用恆壓充電,確保電池充滿。Firstly, the paper discusses the characters, principles of excimer laser, and study on pulse discharge process. secondly, for the purpose of designing excimer laser, i spent a lot of time to researsh and finish electrode designing, reducing circuit inductance, spark gap designing, ns discharge, uv preionization, glow discharge
本論文首先對準分子激光特點,原理,脈沖放電進行了評述,其次,以試制xecl準分子激光器為目的,探索並完成了電極設計、迴路電感減小方法、火花開關設計、 ns陡前沿放電、紫外預電離、輝光放電、脈沖功率技術研究。The observatory launches computer model upper - air forecast charts
天文臺發放電腦模式預測高空天氣圖Professional esd prevention & leakage. make use conductive equipment to handle esd sensitive parts ( e. g. container, separation card board, etc
專業作靜電預防,放電,如使用防靜電物品(如:容器,分離咭板等)處理靜電的敏感部件The whole circuit includes memory array, decode, sense amplifier, data in - out circuit and pre - charge circuit
電路包括存儲陣列、譯碼電路、敏感放大器、數據輸入輸出電路,預充電電路等部分。分享友人