| Article ID: | iaor20105366 | 
| Volume: | 71 | 
| Issue: | 7 | 
| Start Page Number: | 1410 | 
| End Page Number: | 1414 | 
| Publication Date: | Jul 2010 | 
| Journal: | Automation and Remote Control | 
| Authors: | Viktorova V S, Sverdlik Yu M, Stepanyants A S | 
| Keywords: | energy | 
We consider approaches to modeling reliability and technical efficiency of complex systems. We give a brief classification of models and approaches to system reliability analysis. We discuss decomposition and aggregation methods for static and dynamic models. As an example, we briefly characterize gas supply systems.