Research on the maximum bubble pressure method to measure the liquid surface tension coefficient;
最大氣泡壓力法測(cè)液體表面張力系數(shù)的改進(jìn)
The methods were capillary rise method,Wilhelmy plate method,pendent drop method,drop volume method,maximum bubble pressure method.
本文著重介紹了幾種液體表面張力的測(cè)定方法(包括毛細(xì)管上升法、Wilhelmy盤法、懸滴法、滴體積法、最大氣泡壓力法),包括這幾種方法的測(cè)定原理、優(yōu)缺點(diǎn)及改進(jìn)方法,特別指出了寬溫度和壓力范圍的表面張力測(cè)定存在的問題,實(shí)驗(yàn)方法的選擇及表面張力測(cè)定方法的發(fā)展趨勢(shì)。
The methods were capillary rise method,maximum bubble pressure method,Wilhelmy plate /Du Nouy ring method,drop weight/drop volume method,oscillating jet method,spinning drop method and pendent drop method.
介紹了常見的幾種測(cè)定表面張力的方法,包括毛細(xì)管上升法、最大氣泡壓力法、吊環(huán)法/吊片法、滴重法/滴體積法、振蕩射流法、旋滴法和懸滴法,著重介紹了懸滴法用軸稱滴形分析測(cè)定表面張力的進(jìn)展。
Surface tension measurement for binary mixture of p-xylene+ acetic acid with differential maximum bubble pressure method;
用差分最大氣泡壓力法測(cè)定對(duì)二甲苯+乙酸體系的表面張力
Measurement of effective permittivity for solution chemical reaction and analysis of air bubble effect;
液相化學(xué)反應(yīng)介電常數(shù)的測(cè)量與氣泡影響分析
Formation for air bubble in cement paste and its influence on the strength;
水泥石氣泡的形成及其對(duì)強(qiáng)度的影響
On the prevention of air bubbles and sand grains in the surface of tunnel secondary lining;
淺談隧道二襯表面氣泡和泛砂質(zhì)量通病的防治
Modeling and analyzing of low pressure pipeline transients accompanying gas bubbles and cavitation;
伴隨氣泡和氣穴低壓管路瞬態(tài)的建模與分析
Parameter identification of gas bubble model in pressure pulsations using genetic algorithms;
采用遺傳算法對(duì)壓力脈動(dòng)過程中氣泡模型參數(shù)的辨識(shí)
The influence of casting speed,argon blowing flow and in- sertion depth of submerged nozzle on the distribution of gas bubble in mould is investigated by water modelling.
對(duì)熱軋板孔洞缺陷形成的原因進(jìn)行了分析,指出連鑄過程操作參數(shù)控制不合理是產(chǎn)生該種缺陷的主要因素;利用水模試驗(yàn)研究了水口插入深度、拉速、吹氬量等因素對(duì)結(jié)晶器內(nèi)氣泡分布的影響,在此基礎(chǔ)上提出了治理熱軋板孔洞缺陷的措施,取得了較好的效果。
Modeling of Energy Distribution of Bubbles of Burning Fluidized Bed;
燃燒流化床氣泡能量分布模型
Thermodynamics Analysis of the Relationship Between Pressure and Fugacity of Methane in Hydrogen Attacked Bubbles;
氫蝕氣泡內(nèi)甲烷壓力與逸度關(guān)系的熱力學(xué)分析
Study on back light-scattering property of bubbles in ship wake;
艦船尾流氣泡后向光散射特性研究
Study Development of Mechanism for Void Formation and Elimination During RTM Processing;
RTM工藝過程中氣泡形成機(jī)理及排除方法研究進(jìn)展
The Application of Resin s Temperature Deference to the Void Problem;
樹脂溫差在解決氣泡問題上的運(yùn)用
The literatures concerning void formation during resin transfer molding process were collected and reviewed.
總結(jié)了關(guān)于RTM(樹脂壓鑄)工藝中氣泡缺陷的文獻(xiàn)報(bào)道,對(duì)RTM中氣泡缺陷的形成機(jī)理、影響因素及各研究者提出的消泡方法、理論和模型進(jìn)行了概述,同時(shí)對(duì)RTM工藝中氣泡缺陷的研究現(xiàn)狀給予充分關(guān)注,并對(duì)RTM缺陷研究的未來方向進(jìn)行了展望。
River system repair technology of super-micro bubble;
超微細(xì)氣泡水體修復(fù)技術(shù)
Coalescence time measurement of two bubbles and its influence factors;
雙氣泡間的聚并時(shí)間測(cè)量及其影響因素
Simulation of bubble hydrodynamics in viscors liquid;
粘性液體中氣泡流體力學(xué)特性的模擬研究