permeability to gas 中文意思是什麼

permeability to gas 解釋
透氣性
  • 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)。
  • to : adv 到某種狀態;〈特指〉到停止狀態;關閉。 ★也常和動詞結合,略去其後賓語,而構成成語: The door i...
  • gas : n (pl gases )1 氣,氣體,氣態 〈cf fluid; solid〉 2 可燃氣,煤氣,沼氣;【礦物】瓦斯。3 【軍事...
  1. So although there are better oiliness in peng ii, peng iii, peng iv gas pool and there are industrial off - take potentia after compressive fracture, this gas pool belongs to lower permeability, convention sand - density sand, little to middle throat - punctate pore, sealing elasticity gas drive, partly poor water drive, normal pressure, net gas, lithologic trap to nose - like structure - lithology compounding trap model

    所以,雖然新都氣田蓬萊鎮組蓬二、蓬三、蓬四段有良好的含油氣性,且經過測試均獲得工業產能。但總體上該氣藏隸屬低滲常規砂巖?緻密砂巖,小及中喉?細孔孔隙型,定容封閉彈性氣驅,部分弱水驅,常壓,干氣,巖性圈閉及鼻狀構造?巖性復合型圈閉氣藏類型。
  2. Abstract : the author provides a method for solution of hydraulic tortuosity factor with gas permeability in cores according to the definition of hydraulic tortuosity factor and relations between pore radius porosity and permeability in porous media and give examples of some applications in reservoir experimental studies

    文摘:根據水力學迂曲度因子的定義以及迂曲度因子與多孔介質中孔隙半徑、孔隙度、滲透率的關系,提出了一種利用氣測巖心滲透率求取巖心水利學迂曲度因子的方法,並例舉了其在油藏實驗研究中的幾種應用情況。
  3. Advanced instrument and testing techniques including adopting mercury injection apparatus, specific surface analyses apparatus, porosity - permeability measurement apparatus, isothermal adsorption instrument and drill core flow experiment system, etc., are also adopted. on the basis of study on gas zoning, known cbm show and its component, generating mechanism of low coal rank cbm are discussed. the author pointed out that generated cbm should consist of primary biogenic methane gas in lignite stage, thermogenic methane gas in long - flame coal to gas / fat coal stage, and deuterogenic biogenic methane gas in coal seam imbedded stage

    在本區瓦斯分帶、已知煤層氣顯示及其組分研究基礎上,探討了低煤級煤層氣的生成機制,指出生成的煤層氣應包括褐煤階段的原生生物甲烷氣、長焰煤?氣肥煤階段的熱成因甲烷氣和煤層埋藏階段的次生生物甲烷氣三種成因甲烷氣體;進而論述了煤儲層含氣飽和度、臨界解吸壓力、臨儲壓力比、地解壓差等甲烷解吸特徵,實測與理論含氣量、煤層氣資源量與資源豐度等煤儲層含氣性特徵。
  4. Gas permeability tester and mechanical folding device were developed to study the barrier property and deformation failure behaviors. the surface characterization, chemical structure, optical, mechanical properties of pet coated with dlc have been investigated by x - ray photoelectron spectroscopy ( xps ), contact angle measurement, light transmission analysis, nanoindentation and friction wear tests

    通過x射線光電子譜分析、接觸角測定、光學透過率分析、納米壓痕、摩擦磨損試驗、機械彎折試驗、氣體透過率試驗,對膜層的表面特徵,光學、力學及氣體阻隔性能進行了系統的研究。
  5. For the tectonic coal , the properties of higher porosity and lower permeability make it capable of keeping higher gas pressure ; both of the “ isolating action ” and “ gas - cushion action ” cut down the resistance against outburst ; the specifity of high - defomed - extent makes desorption , escape and flowing quickly become possible ; the existing of weak - seam or “ thoroughfare - seam ” create suitable conditions for the initial erupting and continued developing of coal and gas outburst. on the whole , it is the synhesis action of all factors , which leads to outbursts. the existing of tectonic coal with certain thickess is the essential condition of coal and gas outbursts , but not the sufficient condition

    高空隙率、低透氣性使構造煤能夠保持較高的瓦斯壓力;破碎性、 「隔離」作用及「氣墊」作用,使構造煤抵禦外力作用的能力大大降低;構造煤變形幅度大的特性,為瓦斯的迅速解吸、放散和快速流動創造了條件;構造煤薄弱分層或「通道層」的存在,則為煤與瓦斯突出的初始激發和持續發展奠定了基礎;上述因素的共同作用,影響和制約了煤與瓦斯突出的強度和分佈.盡管如此,一定厚度的構造煤的存在只是發生煤與瓦斯突出的必要條件和有利條件,而非充分條件
  6. Likewise, diffusion-controlled processes such as gas permeability are all dependent, to some extent, on molecular orientation and crystallinity.

    同樣,擴散控制諸如透氣在一定程度上取決于分子排列和結晶度。
  7. Test study indicates that, stress sensitivity of low permeability gas reservoirs exists objectively not only for dry rocks, but also rocks with irreducible water, and harm of stress sensitivity to permeability cannot he ignored

    實驗研究表明,不管是乾燥巖石還是含束縛水巖石,低滲透砂巖氣藏儲層的應力敏感性是客觀存在的,而且這種應力敏感性對儲層滲透率造成的傷害不可忽視。
  8. According to the underground pressure distribution rule and the separation control function of drainage borehole, the shallow hole drainage technology is studied and tested by using the characteristic that the gas permeability may have an obvious increase after mining in front of the working face, obtaining some useful parameters, showing that the technology is feasible and credible

    根據礦山壓力分佈規律和抽放鉆孔的隔斷控製作用,並利用工作面前方煤體受采動卸壓后透氣性顯著提高這一特性,研究並試驗了卻壓區淺孔抽放技術,獲得了該抽放技術的工藝參數。
  9. The keep - up pressure recovery of most oil - gas reservoirs and the gas storage measurement on some depletion reservoirs have been made in china, which have endlessly caused variation of pressure difference between inside - pore and outside - pore, followed by always changes of compressibility, porosity and permeability of rocks due to injection and production time and again of reservoir fluids

    摘要目前我國許多油氣藏進行了保壓開采措施及對部分衰竭油氣藏進行儲氣庫改造措施,油氣藏流體反復注采,使得孔隙內外壓差不斷變化,導致巖石壓縮系數、孔隙度、滲透率發生著不斷的變化。
  10. The prepared sdse modified zirconum meinbrane was tested at the wider range of tcmperaure and pressure and differellt composihons of hydrogen mixturc gases ( i. e. different hydrgen panal pressure ) in order to examine the performance of this membrane and the sole hpermselechvity of the membrane. the results showed tha the purity of the permeated hydrgen is l00 % at the base of the detection greatest lower lanit of the qhle mass spectrometer, and there was no impurity gas passed, the permeating flux and permeability of this membrane are from several decades times to one decade times more higher than tha of a palladum membran in the range of from 593k to 773k, puv = 0. 2 ~ 0. 3mpa, pdn = 4x l04pa - - 0. lmpa, the hydrogen permeatng flux is increased with the difference of the squto root of pressure, and presents a linear relationship, the pressure seems has no influence on the permeablity, the permeabi1ity is decreased with the increasing of the temperature, and presents an exponential relationship, accondng to the fitting curve of the relationship betwen the permeability and the temperatur derived from the experimenta daa, in the range of 593k ~ 773k, pup0. 2 ~ 0. 3mpa, pha = 4 x l0 # pa ~ 0

    在更寬的溫度范圍、壓差范圍內,在不同原料氣組成(即不同的氫氣分壓)條件下,對所制備的鋯表面改性膜進行了滲氫性能實驗,考核了膜對氫的唯一選擇滲透性,結果表明:在四極質譜的檢測下限內,只有氫氣存在,而無雜質氣體通過;在593k 773k溫度范圍內,鋯表面改性選擇滲氫膜具有高於鈀膜數十倍至十幾倍的滲氫流量和滲氫系數;其滲氫流量隨著膜兩側氫分壓平方根摘要差的增大而增大,並且呈線性關系;壓力對膜的滲氫系數幾乎無影響;膜的滲氫系數隨著溫度的升高而下降,井巨呈指數關系:根據對實驗數據所作滲氫系數與溫度關系曲線的擬合,在溫度593k 773k范圍內,壓差p 、 0二0
  11. Numerous theoretical analyses and field applications indicate that relative permeability to gas near wellbore area declines rapidly due to precipitation of retrograde condensate fluid, which will result in great changes of inflow performance of gas condensate wells

    摘要大量的理論分析和現場應用表明,反凝析液析出會急劇降低近井區氣相相對滲透率,從而使凝析氣井流入動態發生較大改變。
  12. Two methods to measure the gas permeability of materials were discussed regarding the type of material, and the difference and similarity of the measurement

    摘要根據不同材料對氣體滲透性的不同檢測需求,介紹了透氣性測試和透氣度測試兩種方法,詳述了這兩種檢測方法的適用材料、測試的相同點及不同點。
  13. Up to 60 % ~ 70 % oil and gas proved reserves is in low permeability formation in recent exploration with 5000 x 1012m3of gas, and most of gas reserves are located in tarim and erdos basin, which are the main resource of " west gas to east " project. in order to meet the national energy strategy, the key issue is to develop the tight gas fields with high efficiency and profit

    在近幾年探明的油氣地質儲量中,低滲透油氣儲量所佔探明石油和天然氣地質儲量中的比例高達60 70以上,低滲氣藏儲量達到5000 10 ~ ( 12 ) m ~ 3 ,占總儲量的20左右,且大部分低滲氣藏儲量都處在長慶和塔里木等西氣東輸的主戰場,因此,就面臨著如何高效開發低滲氣藏的問題。
  14. The paper hopes to extract a solution of a nonlinear partial differential equation, a quite new model, of low - permeability gas reserves, then studies the penetraial character. the pose of the model has already been proved theoretically [ 4 ], which encourages us to seek an aptitude numerical calculation and to realize the computation

    本文希望對一個低滲透氣藏非線性偏微分方程的數學新模型的求解,來研究具有滑脫效應下的滲透特徵,利用模型的適定性在理論上已經獲證的結果,探尋恰當的數值計算方法並且實現編程實現計算機電算化。
  15. In order to enhance the gas drainage effect in a working face with low permeability and high concentration of gas, the new methane drainage technology is studied

    摘要為提高低透氣性、高瓦斯煤層工作面的瓦斯預抽效果,對工作面瓦斯抽放新技術進行了研究。
  16. Rubber and plastics hoses and hose assemblies - determination of permeability to gas

    橡膠和塑料軟管及軟管組合件透氣性的測定
  17. Disadvantage : it has heavy weight ; it is easy to become rot and has bad gas permeability, it is easy to produce powder and dust with short service life

    缺點:重量大易生蟲霉變透氣性差,易產生粉末灰塵,使用壽命低。
  18. The production forecast model and the ipr curve equation for the producing well in permeability variation formation is established, and it is very useful to guide the gas field producing

    結合地層流體滲流機理,引入滲透率變異方程建立了適合於儲層特徵的滲透率變異產量預測模型,求得ipr生產曲線。
  19. Rubber and plastics hoses and hose assemblies. determination of permeability to gas

    橡膠和塑料軟管及軟管組件.透氣性測定
  20. Test method for properties of investment casting shell - part 4 : determination of permeability to gas

    熔模鑄造型殼性能試驗方法第4部分:透氣性的測定
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