損耗效應 的英文怎麼說

中文拼音 [sǔnhàoxiàoyīng]
損耗效應 英文
dissipative effect
  • : Ⅰ動詞1 (減少) decrease; lose 2 (損害) harm; damage 3 [方言] (用尖刻的話挖苦人) speak sarcas...
  • : Ⅰ動1 (減損; 消耗) consume; cost 2 [方言] (拖延) waste time; dawdle Ⅱ名詞1 (壞的音信或消息) ...
  • : Ⅰ名詞(效果; 功用) effect; efficiency; result Ⅱ動詞1 (仿效) imitate; follow the example of 2 ...
  • : 應動詞1 (回答) answer; respond to; echo 2 (滿足要求) comply with; grant 3 (順應; 適應) suit...
  • 損耗 : 1. (損失消耗) loss; wear and tear; deterioration; waste 2. [商業] wastage; spoilage
  • 效應 : [物理學] effect; action; influence
  1. But there is a main question that pvdf does not be in p phase with higher piezoelectric property, but be in other phases with lower or without piezoelectric property, thus, which can not improve distinctly piezoelectric constant d33, reduce notably dielectric spoilage ( tg5 ) and raise remarkably mechanical coupling factor ( kp ) of 0 - 3 pzt / pvdf piezoelectric composite, so these will restrict its development and application. in this paper, 0 - 3 pzt / pvdf piezoelectric composite will be prepared by room pressing - solidity, high - temperature - pressing and room - pressing techniques respectively

    由於這個壓電復合材料體系存在一個主要問題? pvdf在0 ? 3型pzt / pvdf壓電復合材料中通常不是以具有較強壓電性的相晶態形式呈現,多是以其它的相態存在,不能有地提高0 ? 3型pzt / pvdf壓電復合材料的壓電常數d _ ( 33 ) 、降低介電tg和增大機電耦合系數kp等壓電和介電性能,從而嚴重地制約它的發展和用。
  2. The paper presents the experiment equipment for the measurement of the elastic - optic effect of curled birefringence fiber, then analyzes spectrogram at winding loss, and the rule of the circle of optical fiber producing elastic - optic effect

    摘要給出測試單模雙折射光纖彎曲時彈光的實驗裝置,分析了彎曲光譜,定性提出光纖圈產生彈光的規律。
  3. Energy consumption of heating rooms will increase when air exchange rate become large. because the mechanisms of heating methods used currently, such as radiator heating, ceiling heating and warm - air heating, are different from each - other, the indoor thermal environment is not the same when each one of them employed for room heating. for enhancing energy efficiency of heating rooms, indoor thermal comfort and energy saving effects should be investigated when natural ventilation is used to make a good air quality indoors

    房間換氣次數的增加勢必導致供暖房間能加大,頂棚輻射、散熱器和熱風等三種採暖方式由於供暖機理不同,形成的室內熱環境特徵不同,通風換氣時產生的通風熱失也有所區別,為了提高大換氣量房間的供暖節能果,必須對不同供暖方式在大換氣量情況下的熱舒適性與節能進行研究。
  4. After analyzing the switching characteristic of mosfet, the object function of optimizing curve of the output capacitance coss is confirmed according to the switching loss caused by output capacitance coss, then the optimized curve of the output capacitance coss is ascertained by applying zoutendijk to seek the optimized value with constraint ; the simulation of switching circuitry and dc - dc circuitry is tested at different frequency in pspice, then the least square method is adopted to fit simulation curves to calculate corresponding energy data

    在電子線路模擬軟體pspice中進行了mosfet開關電路以及典型dc dc轉換線路模擬測試,針對不同頻段的測試結果,採用最小二乘擬合法對模擬曲線進行擬合,計算出相的能量數據,最後綜合模擬結果確定出減小器件開關,提高dc0c轉換線路率的器件輸出電容cob優化曲線。
  5. We use the method of finite element analysis to find the most dangerous section of the rotator. through setting up a model of rotator, calculating the temperature and stress field of rotator, we get the section. then we supervise the section online, calculate the practical fatigue life loss and creep life loss

    我們使用有限元分析法,通過建模,計算轉子溫度場、力場,得到最危險截面,然後對危險截面進行在線監測,計算實際運行中的疲勞壽命和蠕變壽命,為安全經濟運行提供有監控手段。
  6. Based on the maxwell ' s equations, the one - dimensional foil conductor ' s current density distribution equals the sum of the independent skin effect and the proximity effect current density distributions, and the one - dimensional foil conductor ' s loss equals the sum of the independent skin effect and the proximity effect losses

    本文從maxwell電磁場方程出發對一層薄銅箔的趨膚和鄰近進行了研究,得出銅箔的總是趨膚和鄰近單獨起作用產生的的和。
  7. Design engineers now selecting pmbldc motors over conventional dc or induction motor drives for the following reasons : 1 ) the absence of brushes results in an essentially maintenance free operation and eliminates the undesirable effects of commutation such as sparks, brush - loss, radio - frequency interference, etc. 2 ) the low inertia of the rotor enhances the quality of the mechanical response of the motor, shortening the acceleration and deceleration time. 3 ) utilizing rare - earth permanent magnet materials with high coercive force results in substantially higher efficiency than their counterpart with brushes of the same size. 4 ) because of the absence of commutation segments, the stator construction is simple

    現在的工程師們更為青睞永磁無刷直流電動機是因為以下幾點原因: ( 1 )去除了電刷的永磁無刷直流電動機徹底地免除了維護而且消除了我們不希望的由於換向帶來的火花、電刷以及無線電干擾等等; ( 2 )低轉動慣量的轉子提高了電機機械響的質量,從而縮短了電機加速和減速的時間; ( 3 )高矯頑力稀土永磁材料的使用使得同樣尺寸的永磁無刷直流電動機比傳統的直流電動機率高; ( 4 )由於沒有機械換向部分定子的結構簡單了。
  8. Using the dynamic mechanical analyzer ( dma ), pdms / pma ipn was investigated at temperature of 5 - 180 c. the initiator, the component ratio, the type of pdms and the filler effected the damping properties. the result showed that the damping ability varied with the parameter and there was an optimal value. the excellent damping material in the papers was ipn, where tan man was 0. 735, and the damping functional temperature ranged with tan 8 > 0. 3 was 46 c. the micro - morphology and structure of pdms / pma ipn were characterized by two kinds of sem

    高分子阻尼材料的有阻尼功能區是在ipn材料的t _ g區間內,而研究常溫條件下的阻尼性能更具有重要用價值,運用動態熱機械分析( dma )儀對ipn阻尼材料進行表徵,在5 180內對其因子( tan )進行研究,發現引發劑和交聯劑的用量、聚硅氧烷的用量和分子量等參數對ipn阻尼性能的影響較大,存在一個合理配比值,當pma與粘度為3300pa ? s的pdms之比(質量比)為1 . 17 : 1 、交聯劑用量為1時, tan最大值為0 . 735 ,大於0 . 3的溫域差達到46 。
  9. By increasing the visibility of critical elements in the supply chain, the industry could achieve substantial saving through better inventory management, reduction of product shrinkage and improvement in supply chain efficiency

    透過提高供鏈中重要資訊的透明度,業界可更有管理存貨、減低貨物量,以及提高供鏈的率,從而大大節省成本。
  10. Based on many references form civil and abroad, the author mainly studies the measurment theory and method for flux, raising height, axial power and rotational velocity. avoiding many complicated and intermediate courses for power wastage analysis, introduces the electric measurement and using efficiency curve of motor in measureing axial power, and satisfies the automatization of the device. the paper also provides a new method, inductive winding, in measuring rotational velocity of electromotor, supplys limitations of other method in measuring rotational velocity of electromotor in water, and meet practical needs in developing diving electric pump for corporation

    作者在參閱大量國內外有關文獻,著重探討了水泵流量、揚程、軸功率、轉速的測試原理和測試方法,提出了採用電測法並結合電機率特性曲線測量水泵軸功率,從而避免了分析法中大量復雜的中間過程,滿足了試驗裝置的自動化測量要求;採用漏磁感線圈法測量電機轉速,彌補了其它轉速測量方法對水下電機測試的局限性,適了萊恩公司開發潛水電泵的實際需要。
  11. Today, liquid crystal, a new functional material, has been applied more and more widely. on the side of display, owing to stable frarne, absolute environmental protecting, save electric energy and no tire for user, liquid crystal display keeps ahead among the range of display. with the developing of the technology of liquid crystsl, lcd will must substitute for crt and become the chief in market. in additin, liquid crystsl light filers which have been used in optic communicatins and light information handling, emply th e technical of combining the birefringence of liquid crystsl and fabry - petrot - type cavity. they manifest a series of merit, such as narrow band wide, deterioration low, wide tuning domain, simple structure and low cost, so liquid crystal light filter draw attention of many country

    現在,液晶作為一種新型功能材料越來越得到廣泛的用,在電子顯示裝置中,液晶顯示器以其畫面平穩、真正安全環保、省電和使用者不易疲勞等優點領先於顯示器的行列中。隨著液晶技術的發展,液晶顯示器將取代crt顯示器逐步成為未來市場的主流。此外,用於光通信和光信息處理中的電調諧液晶濾光片,採用液晶材料的雙折射和電光與傳統f - p腔相結合,表現出窄帶寬、低、調諧范圍寬、驅動電壓低、結構簡單、低成本等一系列優點,而日益受到各國研究部門的關注。
  12. 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,具有變快、抗干擾、自動穩定頻率和電壓、空載低、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。
  13. Method for determining losses and efficiency of three - phase cage induction motors

    三相籠式感電動機率的測定方法
  14. At last, the paper solves the depreciation problems of the vessel that is sealed up for keeping and port and dock, bringing forward that the parts that are still worn down during the sealed period should be depreciated and the parts having no or less spoilage should not be depreciated according to the theory of parts measurement. the port and dock, able to be wholly renewed through locally overhauling in turn, should apply the method of replacement accounting to process accountancy. xin dawang ( finance and accounting ) directed by professor : shao ruiqing

    上海海運學院jn :學位論義最後論述了封存船舶和港口碼頭的折舊問題,本文提出:在部件計價基礎上,船舶封存只對封存時仍繼續的部件計提折舊,其餘未使用或者很小的部件則不計提折舊:港口碼頭可以通過局部輪番大修實現整體更新,每個泊位根據大修制度定期進行大修,等到所有泊位都經過大修以後,則整個碼頭都同新建的碼頭泊位發揮的用相同,進而運用重置會計對碼頭固定資產進行會計核算,以正確處理港口碼頭的修理支出以及折舊計提問題。
  15. It is validated that the design of induction machine vvvf control system has its rationality and feasibility. the distinct reduction of switching loss shows the efficiency of the three optimal switching patterns initiated. the research of this paper lays a solid foundation for the research of the high - speed motor control system to be continued

    空載和負載實驗表明文中所提出的感電機調速方案的正確性和實用性,以及三種優化svpwm開關模式在減少開關等方面的有性,為后續的高速、超高速電機控制打下了理論和實驗基礎。
  16. With the development of electronic technology in the field of high - frequency and high - power, power mosfet is gradually enhancing its important status in semiconductor apparatus and is being widely applied in power converters as switch. with the increasing of the operating frequency ( > 200khz ), the energy loss caused by parasitic capacitance will affect the efficiency of power transforming in converters. especially in the applications of high frequency power supply using mosfet as main devices ( the unit of frequency is mhz ), the energy loss caused by the switch process will badly affect its efficiency

    隨著電力電子技術進一步向高頻的大功率用電領域發展,功率mosfet在各種電力半導體器件中的重要地位日益顯著,使用功率mosfet作為開關器件的功率轉換電路也日益增多,但隨著器件開關頻率的提高(大於200khz ) ,由器件極間電容引起的能量將會影響到功率轉換電路的能量傳輸率,特別是在以mosfet作為開關器件的高頻感加熱電源中(工作頻率可達兆赫) , mosfet在開關過程中的能量嚴重影響到電源的率,因此如何減小開關器件的提高高頻功率轉換線路的率成為電力電子技術領域的重要研究課題之一。
  17. The article consists of three parts mainly : the first part has described the method of detecting the faint signal, mainly include : detection technique of faint signal, principle of the optical fibre sensor, the little lose effects when optic fibre little curved, and the research of the stress sensor of optical fibre. the second part emphasizes on the design of the intelligent photoelectricity system, mainly tells the design of the circuit to process the faint photoelectricity signal, details the software and hardware design of intelligent photoelectricity system made of single chip microcontroller, led, man - machine interface, communication interface, etc. the third part is the network communication of the detection system, details the technology of single chip microcontroller how to group the network, and the communication between single the chip microcontroller system and the modem, and how to realize the data between the field and computer central exchanged through the existing public phone network

    文章主要分為三部分:第一部分論述了微小信號的檢測方法,主要包括微小信號的檢測技術、光纖傳感器的原理、光纖微彎損耗效應及光纖力傳感器的研製;第二部分重點講述了智能光電檢測系統的研製,主要講述了微弱光電信號調理電路的設計及由前(后)向通道、單片機、 led 、人機介面、通信介面等組成的智能光電系統的軟硬體的具體設計;第三部分為檢測系統的網路通信部分,具體闡述了單片機系統間的組網技術、單片機和modem之間的通信及通過現有的公用電話網路實現遠程監控的技術,實現現場檢測系統與橋梁測控中心的數據交換。
  18. By compared with the simulation results and the experiment results, we come to the conclusions that : ( 1 ) circuit with assistant network can widen soft - switching extent in lagging arm, reduces duty - cycle loss on the secondary, diminishes switching dissipation of inverter spot - welding power source. ( 2 ) the range of resonant capacitor, the important factor to soft - switching process, not only affects zero - voltage turn - off of power switches, but also affects the range of zero - voltage turn - on of power switches. so resonant capacitors must be considered according to many aspects ; ( 3 ) it easily fulfils soft - switching condition in lagging arm as leakage inductance of power transformer increases, but bigger leakage inductance of power transformer increases opening dissipation of transformer and decreases efficiency of soft - switching inverter power source

    通過模擬結果與軟開關點焊逆變器試驗結果的對比分析,得到了如下主要結論:採用輔助網路可以完全拓寬全橋軟開關逆變器的滯后橋臂軟開關范圍,減小了次級占空比丟失,降低了逆變電阻點焊電源的開關;諧振電容是影響軟開關工作狀態的重要因素,其大小不僅影響開關管的零電壓關斷,同時也影響開關管的零電壓開通范圍,因此,諧振電容該綜合考慮;功率變壓器漏感越大,越容易滿足滯后橋臂的軟開關條件,但是大的漏感也使變壓器的通態增加,降低了軟開關逆變器的率。
  19. Multilevel inverter technology is a pop research in high voltage and high - power converting fields. it can synthesize multilevel output with the distribution of dc voltage and the combination of different switching actions to reduce voltage stress across the switches and bulk of the equipment, and lessen output harmonic distortion and switching loss of the inverter

    多電平逆變器是當前高壓大功率電能變換領域中的研究熱點之一,它通過對直流側的分壓和開關動作的不同組合,實現多電平階梯波輸出電壓,能有地減小器件承受的電壓力,縮小裝置體積,減小輸出電壓諧波和開關
  20. The ship management industry developed as internationalization of shipping, through the effective professional management that the management can make the weariness of ship to minimum, and ensures seafarer safety

    船舶管理公司是順海運國際化趨勢而出現的,它通過有的專業化管理運作,令船舶的程度降至最低,確保船員安全。
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