Interoperation and services sharing among different systems are becoming new paradigms for enterprise collaboration. To keep ahead in strong competition environments, an enterprise should provide flexible and comprehensive services to partners and support active collaborations with partners and...

Spherical corrugated helical tube is a new type of enhanced heat transfer device. In this paper, square wave pulsating flow is applied to spherical corrugated helical tube. The flow structure and heat transfer enhancement characteristics are numerically investigated. The numerical results are in...