| 1. | Photo of suspended solids concentrations in the mui wo river 梅窝河mw1的悬浮固体含量图片 |
| 2. | And when the solid concentration ( cs ) is 0 . 75 % , the gas holdup in riser reaches the highest value . 2 固含率在0 . 75左右时上升区气含率最高; 2 |
| 3. | The rheological behavior of shenhua coal - oil slurry was studied as a function of solids concentration , particle size and size distribution 摘要采用神华煤和煤直接液化循环油配制成油煤浆,考察了煤的颗粒大小、颗粒分布以及浓度对煤浆流变特性的影响。 |
| 4. | Based on b - spine function , the original contour line was smoothed and fitted . this method was successfully used to monitor the solid concentration in gas - solid fluidized bed 基于三次均匀b样条函数对初始等灰度曲线进行曲线拟合,得到了光滑的等灰度曲线。 |
| 5. | The hydrodynamics of slurry bubble columns with and without a perforated plate distributor have been investigated with a coal solid concentration of 29 % ( wt ) under a continuous operation mode for both liquid and solid 摘要对于有、无进料口多孔板分布器两种结构下淤浆床中的流动特性进行了考察。 |
| 6. | Visual images and micro - structure of various clusters are also captured using high - speed imaging under the typical operating conditions , which reveals the variability of gas - solid flow pattern under high solid concentration 同时获得了典型工况下多种流态图及颗粒团显微图片,揭示了循环流化床内气固流型及其变化规律。 |
| 7. | The signal processing software was developed by vc + + tools . the modules of the software including board controlling , signal input , data saving , figure display , statistic computing , filter design , spectrum analysis , etc . based on the experiment performed on the piston ring - cylinder bore wear tester , the friction force and max scuffing load under different liquid - solid lubrication ( the solid concentrations are 0 % , 0 . 02 % and 0 . 1 % by weight , the type of particles are mos2 and udp ) is investigated in this thesis 然后,以内燃机中的活塞环-缸套摩擦副为目标,在活塞环-缸套摩擦副实验台架上进行模拟实验,考察在不同二相流润滑(润滑油分别为纯润滑油、含纳米级金刚石粉( udp ) 、二硫化钼粉( mos _ 2 )的浓度为0 . 02和0 . 1的液-固二相润滑油)条件下摩擦副的摩擦力及极限擦伤载荷的变化。 |
| 8. | In this paper , the two - phase flow behaviors of gas - solid circulating fluidized bed have been first studied by analysing experimental data . then , based on fractal theory wavelet package analysis ( wpa ) de - noising method was used to denoise solids concentration and pressure fluctuation signals . the solids concentration signals have also been investigated by wavelet multi - resolution analysis and wavelet package decompose , contributed to disclose the non - uniform flow structures of gas - solids phase 然后将基于分形理论的小波包消噪方法用于颗粒浓度和压力波动去噪,并对气固流化床中的颗粒浓度信号进行了小波多分辨分析和小波包多尺度分解,从新角度揭示了气固流态化系统的非均匀气固两相流动结构。 |
| 9. | In air - water system , the influence of gas superficial velocity on hydrodynamic parameters and volumetric mass transfer coefficient ( k , , a ) is investigated . in order to simulate microorganism , a series doses of solid particle are added into water . in such an air - water - solid particle system , the influence of solid concentration on hydrodynamic parameters and volumetric mass transfer coefficient are studied 在空气-水体系研究了表观气速对流体动力学参数和传质动力学参数的影响;以固体颗粒模拟生物相、以柔性填料模拟生物填料床在空气-水-固体颗粒和空气-水-填料体系中研究固含率对流体动力学参数和传质动力学参数的影响;以cmc溶液模拟实际操作中的液相介质研究液相粘度对上述参数的影响; 4 |
| 10. | Based on an experiment performed on the piston ring - cylinder bore wear tester , liquid - solid lubrication is investigated in this thesis . the wear of the samples under different lubrication conditions ( the solid concentrations are 0 % , 0 . 02 % and 0 . 1 % by weight ) are discussed . the variations of the surface topography , especially the statistical parameters and functional parameters are studied , and the reasons that cause the variations are analysed 本研究基于活塞环-缸套摩擦磨损台架实验研究了液-固二相流体润滑的问题,探讨了润滑油中不含固体颗粒、含有0 . 02和0 . 1纳米颗粒三种润滑状态下的磨损情况,并进一步研究了液-固二相流体润滑状态下试件表面形貌特性的变化,主要是统计参数和功能参数的变化,并探讨了引起变化的原因,为更深入的液-固二相流体润滑问题的研究以及表面形貌设计提供理论上的参考。 |