1986: 

Initial development of a code called Flownet based on Hardy-Cross method to solve air and water distribution networks on mines.

1990: 

Development of the Implicit Pressure Correction Method (IPCM) algorithm.

1992: 

Extension of code to deal with aircraft engine combustion systems for Rolls-Royce.

1997: 

Extension of code to deal with dynamic simulations of networks with time-dependent flows.

1999: 

Extension of code to simulate the Pebble Bed Modular Reactor (PBMR).

2000: 

Implementation of gas mixtures and conduction elements (Flownet 5).

2001: 

Development of Flownex, an object oriented version of Flownet.

2004: 

Implementation of rotating components and sub-networks.

2005: 

Development of the homogeneous two phase modeling capability.

2006: 

Combustion modeling, momentum addition, radial pressure gradient

2007: 

Equation element, API, parametric layers, pipe schedules

2009: 

Release of new Flownex simulation environment with control and electric modules and Excel integration

2010: 

Link to ASPEN fluids

2011: 

Slurry flows, detailed combustion, cad and other importers