During the process of measuring compression ratio , the viscous fluid instead of burning gas is applied to measure the maximal volume . residual volume and working volume of the engine combustion cylinder respectively 在压缩比测量装置中,采用粘性液体,代替发动机工作燃气,分别测量出发动机燃烧工作室的最大容积、余隙容积和工作容积,方便地计算出发动机的压缩比。
This paper analyzes the detailed rule of the each working volume with the changing of the scroll profile types , the different equation for the scroll chamber working process is inferred . the fundamentals for calculating the kinematics and property of scroll compressor are given 详细推导了各压缩腔在不同啮合点时容积的计算公式,为准确计算组合曲线涡旋压缩机的性能参数提供了依据,为动力学分析打下了基础。
Over the past several years , the modeling and control of flexible space robots have attracted much serious attention . compared with the conventional rigid robots , flexible robots have the potential advantages of lower energy consumption , large work volume and greater payload - to - manipulator weight radio 近年来,空间柔性机器人的建模和控制受到了广泛的研究,与传统的刚性机器人相比,柔性机器人具有耗能小、操作空间大、负载重等特点。
This paper utilizes the software matlab to program the each working volume . it helps to analyze the volume change curve . at the same time , comparison with combination profile compressor and single circle compressor is presented , with the result that combination profile compressor has the advantages of high efficiency , little leakage and high quotient of volume using 论文运用matlab数学软件对新型组合曲线涡旋压缩机的各个压缩腔的容积进行了编程运算,对各个压缩腔容积的变化规律给出了几何直观的描述,并且对组合曲线压缩机和圆渐开线的压缩机进行了性能对比分析,证明组合曲线涡旋压缩机具有效率高、体积利用系数大等优点。