SMPI model : a stepwise process model to facilitate software measurement process improvement along the measurement paradigms

Software engineering, software measurement, software process engineering, capability, maturity

Modeling and simulation of population balances for particulate processes

This work focuses on the modeling and numerical approximations of population balance equations (PBEs) for the simulation of different phenomena occurring in process engineering. The population balance equation (PBE) is considered to be a statement of continuity. It tracks the change in particle size distribution as particles are born, die, grow or leave a given control volume. In the population balance models the one independent variable represents the time, the other(s) are property coordinate(s), e.g., the particle volume (size) in the present case. They typically describe the temporal evolution of the number density functions and have been used to model various processes such as granulation, crystallization, polymerization, emulsion and cell dynamics. The semi-discrete high resolution schemes are proposed for solving PBEs modeling one and two-dimensional batch crystallization models. The schemes are discrete in property coordinates but continuous in time. The resulting ordinary differential equations can be solved by any standard ODE solver. To improve the numerical accuracy of the schemes a moving mesh technique is introduced in both one and two-dimensional cases ...

System Analysis of Innovative Projects in Mechanical Engineering

Modern production and innovation processes in industrial corporations differ by complex nature of modern technologies and organizational solutions. Adequate methodological approaches to their analysis and evaluation of efficiency are required. The present study contains the conceptand the model of operational and innovation program for which formulated theoretical and methodological principles and systematic statement of the general problem of planning, designed to optimize the process of resource usage under different criteria, including: investment, financial, technological, industrial and information capabilities of the corporation.