dynamic permeability 中文意思是什麼

dynamic permeability 解釋
動磁導率
  • dynamic : adj 1 動力的,動力學的;力學(上)的;動(態)的;起動的。2 有力的,有生氣的;能動的;(工作)效...
  • permeability : n. 1. 透過性,可透性,滲透性;滲蝕度;【航空】(氣球氣體的)透出量。2. 【物理學】磁導率,磁導系數(=magnetic permeability)。
  1. The properties of polyurethane ionomer were studied, including calorifics, dynamic mechanism and shape memory. comparing to the liner shape memory polyurethane non - ionomer, ionomer has superior effect on shape memory behavior and water vapor permeability especially the water vapor permeability increased from 5 - 8 times of liner smp to 20 - 30 times of ionomers lastly the novel crosslinked shape memory polyurethane was synthesized, which shape recovering temperature were randomly controlled and can completely recover original shape. the properties of polyurethane were studied, including calorifics, dynamic mechanism and shape memory

    然後,在此基礎上合成了離子型形狀記憶聚氨酯材料,對其熱性能、動態力學性能、形狀記憶性能、透濕氣性能進行了研究,並與普通非離子型形狀記憶聚氨酯進行了比較,研究發現離子型形狀記憶聚氨酯具有更大的軟段結晶度、更好的形狀記憶性能、更優越的力學性能和透濕氣性能,尤其是其透濕氣性能有了非常顯著的提高,其高溫段濕氣滲透率是其低溫段濕氣滲透率的20 30倍,遠遠大於線型形狀記憶聚氨酯的5 8倍。
  2. Considering the viscous interaction between the kernel and the air inside the grain the paper shows the dynamic tortuosity function in grain. considering the thermal exchanges between the kernel and the air the paper shows the dynamic permeability function in grain

    考慮準多孔介質聲傳播中存在空氣與顆粒間的粘滯力和慣性力,推導出準多孔介質中孔隙動態曲折度函數表達式。
  3. On one hand, it may exert damping on the armature of torque motor and overcome self - excitation of jet pipe. one the other hand, it may enlarge magnetic permeability of working clearances and improve magnetic circuit efficiency of torque motor to boost dynamic response speed of servo valve

    一方面可增大力矩馬達工作氣隙部分產生的阻尼,從而可以抑制射流管的自激,另一方面又可增大工作氣隙的導磁率,改善力矩馬達部分的磁路效率,從而提高伺服閥的動態響應速度。
  4. Aim at the present condition that the permeability of high rank coal reservoirs and its dynamic change regulation have been rarely studied, based on the modern testing technologies and actual measure data of coalbed methane ( cbm ) well with better drainage effect in qinshui basin, using the international advanced cbm well numerical simulation software ( comet2 ), the dynamic change regulation of the permeability of high rank coal reservoirs during gas recovery has been discussed, using the gas and water recovery process in divided stage is matched

    摘要針對高煤級煤儲層滲透率尤其是其動態變化規律極少開展研究的現狀,基於現代測試技術和沁水盆地排采效果較好的煤層氣井實測排采數據,利用目前國際上較為先進的煤層氣數值模擬軟體comet2 ,採用分段擬合的方法對煤層氣井的產氣、產水過程進行歷史擬合和修正,進而對高煤級煤儲層滲透率在開采中的動態變化規律進行了探討。
  5. Because of the clay and aggregation in the soil, which induces the permeability to be bad, excessive pore water pressure produced in the process of dynamic consolidation does not dissipate quickly ; it will lead to the deformation and the failure of the soil

    世紀花園高飽和度地基土由於存在粘粒及集聚體,強夯后使土的滲透性變差,超孔隙壓力難以快速消散,致使土發生變形破壞。
  6. This paper deals with the water - bearing media and water - bearing quality of the rocks in the damsite, at first, then it concludes two water - bearing space structures, namely, t - shaped and y - shaped structures, after the classification of the different rocks ' water permeability. furthermore. on the basis of the dynamic state of the ground - water and the hydrogeological conditions of this area, the groun - water system of the area has been prelimilarily divided accordingly

    本文首先研究了壩址區出露巖體的含水介質和含水性,並對巖體透水性進行了分類,總結出了兩種巖體的含水空間結構,即「 t 」字型與「 y 」字型結構。在此基礎上通過研究地下水的動態,以及水文地質條件對本區的地下水系初步進行了劃分。
  7. Meanwhile, dynamic responses at pile head are investigated. it is sh own that the effects of pile slenderness, bearing stiffness of pile toe and the pile - soil modulus ratio on pile impedance are major whereas the ones of the permeability and the soil reaction coefficient are minor

    對影響樁振動特性的主要因素進行了分析,結果表明,長徑比、樁土模量比及樁底支承系數對樁的動力響應影響顯著,而滲透系數作為飽和土的一個重要參數,由於荷載作用時間問題,對樁的動力響應影響較小。
  8. In this paper, we have a dynamic model of coupled heat and mass transportation and chemical interaction, by using the dynamic model of heat and mass transportation, chemical interaction in porous media, and the porosity and permeability models on a spherical close pack arrangement of grains

    這里利用熱質流體輸運動力學模型與石英溶解與沉澱的化學動力學模型,以及多孔介質的本構關系,建立了一個熱質輸運、反應動力學藕合模型。
  9. Numerical simulation on dynamic variation of the permeability of high rank coal reservoirs during gas recovery

    高煤級煤儲層滲透率在煤層氣排采中的動態變化數值模擬
  10. The results in this paper indicate that the two boundary conditions, permeable boundary condition and sealed boundary condition, of surface, permeability of the media, and surmounting loads of surface, all have influence on the dynamic response of two - phase media to a certain extent

    中國地展局工程力學研究所碩士學位論文曰. . 『 . . . . . . . . . .研究表明表面透水條件、介質滲透性、上覆荷載等因素對兩相介質的動力響應都有一定的影響。
  11. It will exert resistance and damping force to the torque motor armature, so that the dynamic performance, especially the stability, of flapper - nozzle servo - valve can be improved. the self - excited oscillations and noise can be removed. at the same time, as magnetic fluid has a higher magnetic permeability, the efficiency of torque motor magnetic circuit can be improved

    由於磁流體具有的較大磁導率和較大的磁化強度,把磁流體添加到伺服閥力矩馬達的工作氣隙中,可提高伺服閥力矩馬達的磁迴路效率,增加伺服閥的阻尼,從而改善噴嘴擋板伺服閥的動態特性,抑制及消除其自激振蕩和噪聲。
  12. Differential equations for characteristic curves, velocity curves and slowness curves are given and the analytical expressions for wave fronts in orthotropic porous media are also obtained. the wave fronts in anisotropic fluid - saturated porous media are discussed in detail. in chapter 3, the plane wave propagation in orthotropic fluid - saturated porous media is researched according to biot ' s theory and the concept of dynamic permeability

    給出了正交各向異性液飽和多孔介質中彈性波的特徵曲面,速度曲面以及慢曲面的微分方程,並給出了正交各向異性液飽和多孔介質中應力波波陣面的解析表達式,對不同含液飽和多孔介質中應力波傳播的波陣面進行了研究。
  13. 2 ) the dynamic responses of the saturated soil are analyzed respectively when the normal incident waves from bottom boundary are p - waves and sv - waves. the responses of the soil skeleton and the pore fluid are studied, while the influences of different permeability coefficient and the surmounting loads on the dynamic responses of two - phase media are expounded

    分別進行了在底邊界p波與sv波垂直入射時飽和土的動力響應分析,研究了動力作用下土骨架和孔隙流體的反應,同時闡述了滲透系數和上覆荷載對兩相介質動力響應的影響。
  14. A systematic study is conducted on engineering behaviors of residual soil, failure mechanism of residual soil slope and mechanism of natural flow slides triggered by rainstorm in jiang jia drainage area. to investigate engineering properties of disturbed soils, a series of tests, including grain - size analyses, permeability tests, direct shear tests and dynamic iriaxial lest is performed on specimens

    本文在總結熱帶坡殘積土地區暴雨滑坡轉化成泥石流的研究現狀和進展的基礎上,對雲南東川市蔣家溝地區坡殘積土的工程特性、暴雨條件下斜坡土體的破壞機理、暴雨滑坡轉化成泥石流的形成機理和形成過程進行了較為系統的研究。
  15. Standard test method for determining dynamic air permeability of inflatable restraint fabrics

    測定充氣限制織物動態空氣滲透性的標準試驗方法
  16. The fracture parameters calculated for the ordovician carbonate reservoirs in one region by applying these methods are well identical with the core fracture porosity, imaging logging data, formation dynamic permeability and production test result, which indicates that these methods of estimating fracture parameters are feasible and effective

    採用這套方法對某地區奧陶系碳酸鹽巖儲層計算裂縫參數,與取心井段巖心裂縫孔隙度、成像測井資料、地層動態滲透率及試油(氣)結果吻合較好,說明該套估算裂縫參數的方法是可行且有效的。
  17. The mechanism of phenol transport through the supported liquid membrane ( slm ) and the factors affecting the permeability coefficient were investigated. the method dynamic impedance monitor was established, and the stability and the loss process of membrane liquid of slm were investigated by this method

    研究探討了苯酚在支撐液膜中的傳質機理,考察了各因素對滲透系數的影響;建立了研究支撐液膜穩定性的動態電阻監測法,並對支撐液膜的膜相液體流失情形進行了研究。
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