| 1. | Electrorheological effect of castor oil electrorheological fluid based on polypyrrole 聚吡咯在蓖麻油中的电流变效应 |
| 2. | Influences of dispersion media on electrorheological effects of srtio3 system 分散介质对钛酸锶系电流变液电流变性能的影响 |
| 3. | Effect of volume fraction on electrorheological effect of suspension based on zeolite and silicone oil 体积分数对基于沸石和硅油的悬浮液的电流变性能的影响 |
| 4. | The compositions of the electrorheological fluids , the progress of the electrorheological materials , the dominating effects on the electrorheological effect and the progress of the application of erf are summarized 本文综述了电流变液体的组成、电流变材料的研究进展、影响电流变效应的主要因素以及电流变液体研究的应用进展。 |
| 5. | Fourth , the electrorheoldgical fluids composed of pan / batio3 nanocomposite and chlorated paraffin oil are prepared and the relationship between dielectric performance and electrorheological effect are discussed . fifth , the advantage and disadvantage of electrorheological fluids composed of different structure pan - batio3 nanocomposite are compared , which put a favorable basis for farther design and prepare electrorheological fluid with high performance 研究结果表明:钛酸钡纳米粉末在900处理时为最佳,随热处理温度的升高,粒径长大,而其介电常数随着粒径长大,逐渐降低,在相同条件下,随温度的升高,钛酸钡纳米粉末的介电常数在120出现最大值。 |
| 6. | 2 according to the analysis of sem , ftir and xrd , we can draw such conclusion : intercalation of cms into kaolinite has collapsed the layer construction of kaolinite , which makes the single layers dispersed in the bodies of cms . the experimental results show that intercalation of cms into kaolinite improves the electrorheological effect 2通过羧甲基淀粉的二次插层,结合xrd图谱,红外图谱及sem图分析可知, cms的插层引起了高岭土片层之间的剥离,其单一片层分散于羧甲基淀粉中,形成剥离型纳米复合材料。 |
| 7. | In this paper , we integrate properties of kaolinite , dimethylsulfoxide , and carboxylmethyl starch , proposing a novel way to improve electrorheological effect by intercalating . the experimental result are given as follows : 1 dimethyl sulfoxide / kaolinite hybrids were synthesized using an direct intercalation method and characterized by xrd and ftir 高岭土有机插层复合物是一种新型纳米复合材料,具有粘土矿物和有机化合物的综合性能,本项研究综合了几种廉价原料的特点,提出一种利用插层的方法,改进电流变性能的思路。 |
| 8. | For example , the static shear stress of kaolinite / cms nanocomposites erf is 3 . 6 times as large as that of the pure kaolinite erf . furthermore , we also found that the electrorheological effect has the close relationship with the amount of cms . with the component rate of 1 : 1 , the synergetic effect is appeared greatly and the kaolinite / cms er fluid displays a notable er effect under dc current field 对介电和电导性能的测量显示羧甲基淀粉插层引起复合材料电流变液的介电常数和电导率升高,其介电常数是纯土电流变液介电常数的2 . 07倍,是羧甲基淀粉电流变液的1 . 78倍;电导率是纯土的2 . 73倍。 |
| 9. | 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 在简要评述现有电流变效应模型及机理的基础上,按非均匀介质对双相复合悬浮液的电流变效应进行理论分析,研究了电流变效应频率诱导特性;基于复合系统渗透压的计算,采用统计热力学唯象理论,讨论了电流变效应的相分离特征,获得了与实验吻合的临界参数;首次将定向渗流模型应用于电流变体临界体积浓度的分析,得出一个描述电流变流体特征而不随外加电场变化的临界体积百分数为0 . 37 。 |
| 10. | In this dissertation , on the basis of researches on the mechanisms of electrorheological effect and the change in microstructure of composite dispersion under the applied electric field . the theoretical analysis to rheo - optic characteristics of an electrorheological fluid under an electric field is first conducted systematically . the light - controlling properties of an electrorheological fluid is ev aluated and an intelligent structure of electrorheological fluids - based smart windows ( erfsw ) is proposed and designed at the first time 本论文在研究双相复合悬浮液电流变效应机理,及场致微结构变化特征的基础上,首次对电流变体流变光学特性进行了较深入的理论分析,并对电流变体的光学调控特性进行测试,从而首次提出并设计了光学特性动态可调的电流变体灵巧窗( electrorheologicalfluids - basedsmartwindow , erfsw )智能结构,为电流变体应用研究提出了一条新思路,开拓了电流变体在灵巧窗智能结构等方面的应用。 |