Dynamic simulation models constantly adapting to the changes of complex systems

Abstract

A method for maintaining a correct simulation of a system using simulation models, the method comprises simulating the system using a first simulation model while retrieving real time data from the system or previously stored data from external stores of the system, determining by the first simulation model that at least one process of the system changed based on the retrieved data, modifying by the first simulation model constraints and process steps of the simulation based on the retrieved data without human intervention to modify an outcome of simulation, synchronizing by the first simulation model constraints and process steps with a second simulation model that interacts with the first simulation model, and performing validation of the modified constraints and process steps to confirm a maintenance of the correct simulation of the system.

What is claimed is: 
     
         1 . A method for maintaining a correct simulation of a system using simulation models, the method comprising:
 simulating the system using a first simulation model while retrieving real time data from the system and previously stored data from external stores of the system;   determining by the first simulation model that at least one process of the system changed based on the retrieved real time data and previously stored data;   modifying by the first simulation model constraints and process steps of the simulation based on the retrieved real time data without human intervention to modify an outcome of simulation;   synchronizing by the first simulation model constraints and process steps with a second simulation model that interacts with the first simulation model, wherein when interacted the first simulation model and the second simulation model are synchronized to protect integrity of simulation results;   performing validation of the modified constraints and process steps to confirm a maintenance of the correct simulation of the system; and   predicting with a high degree of accuracy future changes of the at least one process of the system   
     
     
         2 . The method of  claim 1 , wherein the first simulation model and the second simulation model synchronize constraints and process steps based on data feedback from external data sources and without human intervention. 
     
     
         3 . The method of  claim 1 , wherein when interacted the first simulation model and the second simulation model are synchronized to protect their validity. 
     
     
         4 . The method of  claim 1 , wherein the first simulation model and the second simulation model predict a future of each performance of the system. 
     
     
         5 . The method of  claim 1 , wherein the first simulation model and the second simulation model predict overall schedules of the system. 
     
     
         6 . The method of  claim 1 , wherein the first simulation model and the second simulation model modify their constraints and process steps based on the retrieved real time data and previously stored data. 
     
     
         7 . The method of  claim 1 , wherein the first simulation model and the second simulation model modify their constraints and process steps without human intervention 
     
     
         8 . The method of  claim 4 , wherein the first simulation model and the second simulation model replay past events of the system for analysis, and forecast the future of the system. 
     
     
         9 . The method of  claim 4 , wherein the first simulation model and the second simulation model consistently predict the future of each component performance and overall system schedules 
     
     
         10 . The method of  claim 1 ,
 determining after modifying constraints and process steps of the simulation that a second process of the system changed after retrieving a second real time data;   comparing changes of the first process and the second process; and   modifying by the second simulation model constraints and process steps of the simulation based on the retrieved second real time data without human intervention to modify an outcome of simulation;   
     
     
         11 . The method of  claim 10 ,
 synchronizing by the second simulation model constraints and process steps with a third simulation model that interacts with the second simulation model, wherein when interacted the second simulation model and the third simulation model are synchronized to protect integrity of simulation results;   
     
     
         12 . The method of  claim 11 ,
 performing validation of the constraints and process modified by the second simulation model to confirm a second maintenance of the correct simulation of the system.   
     
     
         13 . The method of  claim 12 ,
 predicting with a high degree of accuracy second future changes of the second process of the system