次臨界壓力 的英文怎麼說
中文拼音 [cìlīnjièyālì]
次臨界壓力
英文
subcritical pre ure- 次 : Ⅰ名詞1 (次序; 等第) order; sequence 2 [書面語] (出外遠行時停留的處所) stopping place on a jou...
- 臨 : Ⅰ動1 (靠近; 對著) be close to; face; overlook 2 (來到; 到達) be present; arrive 3 (將要; 快...
- 界 : 名詞1 (相交的地方; 劃分的界限) boundary 2 (一定的范圍) scope; extent 3 (按職業、工作或性別等...
- 壓 : 壓構詞成分。
- 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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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。The authors first apply basic theory of equivalent heat drop on the common circulation heat calculating model for thermal system in supercritical pressure power unit with second reheat cycles and other kind of condensing steam turbine by mathematical derivation strictly, based on the normal energy balance and theory of equivalent heat drop, aiming at characteristics of thermal system in which there are outer steam coolers that high pressure heater and low pressure heater carry
摘要以常規熱平衡方法和等效熱降理論為基礎,針對二次再熱超臨界機組熱力系統高低壓加熱器均設置外置式蒸汽冷卻器的特點,經過嚴格的數學推導,將等效熱降理論應用於二次再熱超臨界機組熱力系統循環吸熱量計算的研究,並提出了適用於不同類型凝汽式機組的通用數學計算模型。1. upon brief reviewing current mathematical and physical models and mechanisms for electrorheological effect, the theoretical analysis of the dielectric relaxation of electrorheological fluids and the frequency - inducing characteristics for electrorheological effect are conducted. based on statistical thermodynamic analysis and osmotic pressure calculating of an electrorheological fluid complex system, phenomenological theory is adopted to evaluated phase reparation characteristics. thus critical factors corresponding to experimental results are introduced
在簡要評述現有電流變效應模型及機理的基礎上,按非均勻介質對雙相復合懸浮液的電流變效應進行理論分析,研究了電流變效應頻率誘導特性;基於復合系統滲透壓的計算,採用統計熱力學唯象理論,討論了電流變效應的相分離特徵,獲得了與實驗吻合的臨界參數;首次將定向滲流模型應用於電流變體臨界體積濃度的分析,得出一個描述電流變流體特徵而不隨外加電場變化的臨界體積百分數為0 . 37 。The experimental results show that : solution, nucleation and crystal growth are a continuous process. the induction effect is not apparent in the ethylene hydrate formation. the kinetic curves of ethylene in gaseous condition are very smooth with second nucleation happened in lower temperature and higher pressure
實驗結果表明:乙烯水合物生成的溶解、成核、生長的進行是一連續的過程,誘導過程不明顯甚至消失;常規條件下的乙烯動力學為一光滑連續的曲線,在較低溫度和較高壓力下會有二次成核現象;近臨界條件下乙烯生成水合物頻繁出現二次成核現象;超臨界條件下的乙烯由於其特殊的性質而使生成動力學行為變得更加復雜。Second, to solve the local stability problem of the bar under pressure, a function relationship between the sectional area and the inertia moment is established by using the similar transformation. accounting to the critical pressure stress, iterative formulas are derived which include big, middle and small flexible degree
其次,對于桁架結構中受壓桿件的失穩破壞,本文提出採用相似變換方法找到截面積與慣性矩的關系,根據壓桿的臨界應力分別導出大、中、小柔度的迭代公式,設計出壓桿的截面積。Thin board will have flexure transmutation in part and drop out load when the stress of thin board goes up to the steady critical value, resulting in losing stabilization wholly. 5. it is the first time to construct a set of monitoring system of cranes mainly on the flexibility and vibration in our country
薄板在迭加后壓應力的作用下,當達到穩定臨界值時,板的局部將出現屈曲變形而退出承載,由於板的承載截面減小導致金屬結構的整體失穩; 5 、建立的一套以應變監測和振動監測為主的門座起重機狀態監測系統,在國內門座起重機上尚屬首次。分享友人