excess voltage 中文意思是什麼

excess voltage 解釋
超額電壓
  • excess : n 1 過量;過剩。2 超過,超越。3 超過數量。4 過度,(飲食等)無節制。5 〈pl 〉 過分行為,暴行。adj...
  • voltage : n. 【電學】電壓,電壓量,伏特數。 the working voltage (電氣的)耐壓限度。
  1. A lot of experiments have been done in the process of exploiture soft packaging li - ion battery about how to choice the rational arts and crafts. the content include : how to deal with the collector, add how much pvdf in the material, how long the material need to stirring and the right viscidity, how much condubtivity agent the electrode need, what theckness is best, choice different collectors, the degree of dryness of the electrode, theckness of pressed model, how much electrolyte will be added, placement how long after added the electrolyte, system of formation how to influnce the battery, in formation the battery need or not need preesure from outside, how to vacuumize and the optimize matching positive pole and negative pole. with these practice make sure the parameter of the positive pole should less than 90 m ; according to different vacuumize order the conduc - tivity agent in anode will be 5mass % and 9mass %, respectively, and in cathode the data is 2mass % ; every 100mah added to 0. 4 ml electrolyte ; before formation the battery should be placement 8 hours and the system of formation must be less than 0. 01c before the voltage reach to 3. 0v ; should press in outside when battery in formation ; to these batteries which capacity more than 350mah the vacuum time not excess 15s ; the optimize matching positive pole and negative pole between 2. 10 : 1 and 2. 15 : 1. finally make out the battery which cycling performance and security are all very well

    液態軟包裝鋰離子電池的研究主要是對關鍵工藝進行了優化設計,具體包括:集流體的處理、 pvdf的加入量、漿料攪拌時間和粘度、導電劑的加入量、電極膜的厚度、不同集流體的選擇、電極膜的乾燥程度、壓型的厚度、電解液的加入量、注入電解液后靜置時間的長短、化成制度的影響、化成時電池所具有的壓力影響、抽真空的處理、正負極活性物質的匹配。最後確定出液態軟包裝鋰離子電池最佳工藝參數:正極膜的厚度小於90 m ;根據化成時不同抽真空順序,確定正極膜中的導電劑的加入量分別為5mass %和9mass % ;負極膜中導電劑的加入量為2mass % ;電解液的加入量為每100mah添加0 . 4ml ;化成前電池的靜置時間應當大於8h ;電池在3 . 0v之前採用小於0 . 01c的化成制度;在化成過程中應當施加一定的外部壓力;對於350mah的電池抽真空的延時不應大於15s ;而正負極活性物質的質量比應當在2 . 1 : 1 2 . 15 : 1之間。
  2. The low - voltage relay and the excess voltage relay are integrated into one relay, which can display the real time of the voltage of the circuit and the limit of voltage can be modified

    該繼電器的設計思想是將過壓繼電器和欠壓繼電器集成到一起,並且實時顯示所測電壓值,能修改電壓的上、下限。
  3. Operating excess voltage of vacuum breaker and its limiting measures

    真空斷路器操作過電壓分析及限制措施
  4. We define the recombination time of excess electrons in p field as the minority carrier lifetime. in theory, we developed the equation between excess minority carriers lifetime and the open - circuit voltage decay ; moreover, the effect of capacitance to general open - circuit voltage is also investigated. both different efficiency solar cells are measured by the method and showed the relations between the minority carrier lifetime and the performance of solar cells, which provides great useful guidelines for fabricating high - efficiency silicon solar cell in industry

    根據太陽電池的工作原理,詳細地論述了用脈沖光源照射n / p結太陽電池時光電壓的產生,理論上給出了注入p區的電子復合帶來的開路電壓與少子壽命的關系,也研究了n / p結勢壘電容放電對開路電壓衰減的影響關系,推導了利用開路電壓隨時間衰減的關系來測量少數載流子壽命的理論公式。
  5. 4. the hardware of electronic control system is developed. it includes display module whose tasks are man - machine interaction, displaying humidity and temperature, setting humidity, time, date and week, communicating with computer ; power device module which provides power of all modules and drives control equipments to accomplish intention of main control module and can provide zero crossing protection circuit, excess voltage and under voltage protection circuit and excess current protection circuit ; water sensor group, the responsibilities of which are testing the states of water and send the states to scm, then the scm control the water level after judging the states

    開發並實現了電控系統的硬體部分,包括顯示模塊:主要負責人機交互,顯示濕度、溫度,修改濕度、時間、日期、星期,和主控模塊通訊;電源驅動模塊:主要提供各個模塊的電源,驅動被控設備,實現主控模塊的意圖,並能實現繼電器的過零保護,過流、過壓、欠壓保護;水位傳感器組:負責測知水位的狀態,並把此狀態送入單片機,單片機經過判斷、處理反過來控制水位,實現水位的閉環控制。
  6. 1000v loading guide for ac high - voltage air switches in excess of 1000 v

    交流高壓空氣開關加載指南
  7. By adjusting the automatic tracing coil of arc extinction for switch stand and analysing technical parameters of arc extinction coil in normal operation, the paper indicates some problems should be taken care of, so as to operate properly automatic tracing coil, to remove the excess voltage of grounded arc and to ensure reliable power supply

    摘要通過調試開關站自動跟蹤消弧線圈,分析自動跟蹤消弧線圈正常運行技術參數,指出設計運行中應注意的問題,保證自動跟蹤消弧線圈正常運行,消除弧光接地過電壓,保證可靠供電。
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