電場應力 的英文怎麼說
中文拼音 [diànchǎngyīnglì]
電場應力
英文
electric field stress- 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...
- 場 : 場Ⅰ名詞1 (平坦的空地 多用來翻曬糧食 碾軋穀物) a level open space; threshing ground 2 [方言] (...
- 應 : 應動詞1 (回答) answer; respond to; echo 2 (滿足要求) comply with; grant 3 (順應; 適應) suit...
- 力 : Ⅰ名1 (力量; 能力) power; strength; ability; capacity 2 [物理學] (改變物體運動狀態的作用) forc...
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First, a simple discussion for the mechanism about electrostatic atomization of the liquids has been given ; then the paper theoretically analyzed waving course, liquid drop producing course, and the liquid drop diffusing course in electrostatics atomization process., gave an analysis about the methods about carrying charges to the liquid drop, and analyzed that liquid with high electrical conductivity can be carried charges and atomized by electric field, while the isolated liquid with low electrical conductivity can be charged fully with the soakage electrode and inducing charge methods. at last the paper designed and configured the experimental equipment, conducted the atomization experiment to the three liquid medium - kerosene, emulsifier and alcohol under the same environment, handled the experimental results, then summarized the relationship between liquid electrostatic atomization effect and liquid surface tension, electronic conductivity and viscosity, along with the influence of voltage to electrostatic atomization and so on, found out the liquid atomization rule in high voltage electrostatic field
首先,對液體介質的靜電霧化機理作了初步的探討,理論上分析了液體霧化過程中射流區、波紋區、霧滴區和霧滴擴散區;然後對液體荷電方法進行了研究分析,對于高電導率的液體,場致荷電和接觸荷電可以使其霧化,而對于電導率較低的絕緣液體,需用浸潤電極荷電和感應荷電方法使其充分帶電;最後,根據前面的研究分析,設計和組裝試驗裝置,在同一環境下對煤油、乳化劑、酒精三種不同液體介質進行高壓靜電霧化試驗,並對試驗結果進行分析處理,總結出液體靜電霧化與液體表面張力、電導率和粘度的關系及電壓對液體靜電霧化的影響等,得出高壓靜電場中液體霧化的一般規律。Integrating the power flow program with the tools matlab simulates the transient response of the distribution networks with the direct combination wind generator under disturbances, it provides the credible rationale to the research on stability and maximal penetrable power
本文結合配電網潮流程序,利用matlab作為模擬工具,模擬包含直接並網風能轉換系統的配電網路在受到擾動情況下的暫態響應,對含有風電場的電力系統穩定性研究及風電場極限穿透功率的研究,提供了可靠的理論根據,有重要的現實意義。The thesis figures that the two - part pricing system should be introduced to the generation side on the initial stages of yunnan electricity market. the basic model of two - part pricing system is improved in this paper in several facts such as the components of capacity cost, capacity pricing, competition adjustment. transmission and distribution pricing is the second part of the trisection price
本文提出在雲南電力市場運行初期發電側應引入兩部制電價制度,並結合雲南電力實際,對兩部制電價制度中容量成本的構成、容量電價的確定、競爭力度的調整等一些問題做了較為周詳的研究。For strained si pmosfets, the hole mobility is not only determined by the tensity of strain, but also related to the strain types, which are uniaxial compressive strain and biaxial tensile strain. when electric field is high enough, the hole mobility will be deteriorated in pmosfets under biaxial tensile strain, however, in the case of uniaxial compressive strain, the deterioration will never occur
經模型分析發現,應變硅pmosfet空穴遷移率與應力作用方式有如下關系:當橫向電場較高( > 5 105v / cm )時,雙軸張應力作用下的應變硅pmosfet的空穴遷移率將發生退化,而單軸壓應力器件則不會受到影響。The stresses and nonlinear deformations of thin strip - plate with two simply supported edges under the coupled action of the electromagnetic field arid mechanical load are calculated, the magneto - elastic effects on thin current - carrying strip - plate by the side current and electromagnetic induction density are studied
由此計算分析兩邊簡支條形薄板在電磁場和機械載荷耦合作用下的應力與變形,研究側向電流和外磁場強度對載流條形薄板的磁彈性效應。Relating closely to the main problem of the high sidewall and wide span underground cavities excavation stability of xiluodu hydroelectric project, the evolution characters of geo - stress field in deep - cutting gorge and the whole features of the stress field, strain field and plastic failure zone around the underground chambers after excavation are studied systematically in the dissertation, based on a great deal of data gathered in field investigation and taking the flac3d v2. 0 software as basic computation tools. meanwhile, in the course of research, the new methods of dynamic numerical simulation are summarized and applied. furthermore, the effects of rock mass qualities, initial geo - stress field and excavation procedure on surrounding rock mass stability are discussed
本文緊密結合溪洛渡水電工程大跨度、高邊墻復雜地下廠房洞室群,施工開挖過程中和開挖后圍巖穩定性研究這一重大課題,在詳盡的野外地質調查工作和對大量基礎地質資料的整理與分析基礎上,以目前國際工程地質界公認的最新通用軟體flac ~ ( 3d ) 2 . 0版作為基本計算工具,從整個壩區地應力場的研究開始,通過動態數值模擬分析這一新的模擬思路,系統地研究了深切峽谷區地應力場多階段的特徵和演變規律,進而對左、右岸地下廠房洞室群開挖全過程中圍巖應力場、變形場和塑性破壞區的變化特徵,進行了全過程動態數值模擬研究,並詳細討論了圍巖質量、初始地應力場、施工開挖順序對大型地下洞室群圍巖穩定性的影響。A comparison of the electric field distribution in a cable termination with several different stress control tubes is presented
摘要利用時域有限元方法分析了含不同應力控制管時的電纜終端電場分佈。A comparison of the electric field distribution in cable terminations with several different stress control tubes is investigated under impulse voltage
利用暫態有限元方法分析了含不同應力控制管時的電纜終端沖擊電壓下的電場分佈。The result reveals that the stress control tube comprising a composite structure of the nonlinear resistive and capacitive material shows the best performance in improving electric field distributions in cable terminations
分析結果表明,採用由電容性和非線性電阻性材料復合絕緣結構的應力控制管時,電纜終端的電場分佈最為均勻。The interaction of stable plane wave and electromagnetic pulse fields with human body is studied in this paper based electric field stress
本文從電場應力的角度研究穩態平面波和脈沖波對人體的作用。3. considering the shortcomings of hydrosoluble - cyclodextrin polymer, such as easily water - absorbed properties and poor endurance in a high electric field, two - cyclodextrin - starch resin electrorheological particles ( wss - - cdp and cls - - cdp ) were synthesized by copolymerization through a mixture of - cyclodextrin and epichlorohydrin in the presence of water - soluble and water - insoluble starch, respectively. the structures of these polymers were characterized by ft - ir and raman s
在4kv / mm直流電場作用下,由可溶性澱粉參與共聚的p一環糊精樹脂電流變液的屈服應力可達6 . 2kpa ,與不含澱粉的p一環糊精聚合物相比,約增加了35 % ,抗電場能力也可增至5kv / mm以上,且持續時間較長。The converter has the advantages including zvs for the switches, no voltage spike across the rectifier diodes, simple circuit and constant frequency control
該變換器具有開關管電壓應力低、實現軟開關容易、副邊整流管沒有電壓尖峰等優點,適合中大功率場合。Based on the theories of hybrid / mixed finite element method, the generalized energy functional including stress, mechanical displacement, electric displacement, electric field and electric potential is used, with the electric - potential relations and the constitutive equations of piezoelectric materials constrained, hybrid energy functional including mechanical displacement, electric potential and stress is gained. moreover, splitting in - plane components and transverse components, the mixed energy functional in which mechanical displacement, transverse stresses and electric potential as basic variables is derived. with the use of surface stress parameters of sub - elements, the continuity of transverse stress at interfaces between layers is obtained
在回顧雜交混合有限元理論的基礎上,從包括位移、應力、應變、電勢、電位移、電場強度六個未知量的廣義壓電材料能量泛函出發,通過約束電場強度?電勢關系、應力與應變及電場強度的關系,得到僅包括位移、電勢、應力三個未知量的雜交變分泛函,利用一般層合板的雜交混合變分原理,分離面內分量和橫向分量,導出以位移、橫向應力、電勢為未知量的壓電層合板的修正變分泛函,作為壓電層合板的雜交元列式的理論基礎。Bone will produce electrical potential when subjected to deformation. it is necessary to research the role of the potential in bone growth, remodeling. according to the physiological structure of bone tissue, the biphasic porous medium model, which is based on the mixture theory in continuum frame, is established to depict the distortion and stress field of bone matrix, the flowing field and the resulting electric field when the bone tissue is subjected to outside force
=由於骨內應力能夠產生電位並促進骨的發生和重建,為明確其作用機理,論文在連續介質力學框架內的混合物理論的基礎上,根據骨組織的生理結構特點,應用兩相多孔介質模型來描述骨組織在受外界作用下的變形場、應力場、流動場以及由此產生的電場。The multi - level ( ml ) converter has the advantages such as low voltage stress for power devices, smaller output filters and reduced harmonic content of the output voltage, it is very suitable for high voltage and high power conversion applications
多電平變換器具有電壓應力低、輸出濾波器小及輸出電壓諧波含量小等優點,特別適合於高電壓大功率的應用場合,近年來正受到越來越多的關注。The two - transistor forward converter has many advantages, especially its low voltage stress, each power switches need to block only input voltage, so it is widely used in high voltage input application
雙管正激變換器有很多優點,特別是在電壓應力方面,變換器中的兩個開關器件只需承受輸入電壓,因而在高壓輸入的場合得到了廣泛的應用。The conclusions are followed : l. when the human body is exposed to plane wave ( 100mhz or 300mhz ), the left incident wave will have higher effects on body than the front ( or back ) incident wave, including the stress distribution and sar
最後,分析了核爆炸脈沖波和微波武器對人體的作用,結果表明,核爆炸脈沖波作用下人體內的電場應力的數量級為10帕。微波武器脈沖波作用下人體內的電場應力的數量級為10 ~ 5帕。In this paper, the calculation is made of the electric stress distribution and specific absorption rate ( sar ) distribution in the human body exposed to the stable plane wave and nuclear explosion electromagnetic pulse and microwave weapon electromagnetic pulse
本文主要討論了振幅為100 、隨正弦規律變化的穩態平面波、核爆炸脈沖波和微波武器脈沖波作用下人體內的電場應力的分佈,同時也給出了在上述電磁波的作用下sar (比吸收率)的分佈。Thirdly, the stress distribution in the human body exposed to stable plane wave is calculated in different incident direction and different polarized. also the stress exerts on the surface between human skull and brain tissue is calculated when the human body is exposed to nuclear explosion electromagnetic pulse or microwave weapon electromagnetic pulse in left incident direction and parallel polarized
再次,分析了振幅為100 、隨正弦規律變化的穩態平面波沿不同方向或場極化方向不同時人體內的電場應力分佈,結果表明,波沿不同的方向入射或場極化方向不同時,對人體的作用是不同的。Multilevel ( ml ) converters have been attracting more and more attention because they have the advantages such as low voltage stresses for power devices and reduced harmonic content of the voltage waveform. they are very suitable for high voltage and high power conversion applications
多電平直流變換器由於其開關管及二極體的電壓應力低、輸出電壓諧波含量小等優點,特別適合於高電壓大功率的應用場合,近年來正受到越來越多的關注。分享友人