Centrifugal pumps are the most common machines responsible for increase in hydraulic energy a piping system. Their proper design, operation, and maintenance have strong influence on performance of technological processes carried out many industrial units. For ultra-low specific speed (nq < 10) application, there is no economical reason these to be used. This caused by an internal losses pump...

The article discusses effective ways to reduce the cost of operating vapor recovery units and increase financial result their operation. first method is based on regulation power-on time installation. second using potential energy fluid flow gravity section supply system equipment with energy. savings VRU maintenance will risks payback installations. proposed methods have a significant impact s...

This paper presents the findings of an ongoing INCDPM project developed in collaborations with BB Computers that addresses occupational safety issues related to computer equipment installation, maintenance and use, emphasis on risk identification. The method used was Preferred Reporting Items for Systematic reviews Meta-Analyses (PRISMA). Using chart flow list items this method, a literature se...