The 71st volume of the journal is dedicated to recent achievements in engineering practice and scientific research results in a wide range of industrial branches. The transport mechanism in the diffusion layer in proton exchange membrane fuel cell, mechanical characteristics and performance of various green building materials, predictive control for biomass boiler and automatic generation control in power system, and also analysis of efficient resource allocation in cloud computing are the topics of this issue. This journal's volume will be helpful to many engineers in the modern production sector and construction.