UVCalc Module

With CFdesign and the UVCalc Module engineers are able to visualize both the velocity magnitude and computed fluence rate in their UV reactor. Many other types of “what if” scenarios can be conducted and visualized, such as how the transmittance of the liquid in the reactor can affect the amount of UV dose delivered.

The CFdesign UVCalc Module allows you to simulate and validate UV reactor performance
Using ultraviolet technology for the disinfection of water and other liquids has become a challenge for many companies and engineers looking to employ this emerging technology.  The CFdesign UVCalc Module allows those engineers to simulate the UV fluence rate inside a reactor, in combination with the flow field, to ultimately predict the distrubution of the UV dose. The CFdesign UVCalc Module is developed through a partnership with Jim Bolton, developer of UVCalc and founder of Bolton Photosciences, Inc.

How does the CFdesign UVCalc Module work?
Once CFdesign is used to study the key hydraulic aspects of a reactor design, the fluid model is shared with the UVCalc Module.  Next, UV design parameters such as the number, location, and power levels of lamps along with items like water transmittance are all entered in UVCalc. UVCalc then computes and returns the fluence rate values, so users can visualize and study a complete map of the fluence rate throughout the reactor model in CFdesign just like they would view simulation results for flow rates.

Why CFdesign and the UVCalc Module?
The ability to validate UV reactor performance for biodosimetry testing, while still on the digital drawing board, is the focus of CFdesign and the UVCalc Module. Exploration of multiple design scenarios before building prototypes for physical testing equates to significant cost and time saving.

The combination of CFdesign and the UVCalc Module allows engineers to:
    • Determine the distribution of UV dose along various flow paths in the reactors and determine the impact of other factors, such as the flow rate, flow distribution, and axial mixing, all which can affect the fluence or UV dose and the performance of the reactor.
       
    • Run scenarios which include simulating the effect of inlet flow distribution changes (piping), different transmittance of the fluids, changes in flow rate or flow obstructions.
       
    • See side-by-side design comparison and data results of multiple reactor concepts through contour plots, cut planes, iso-surface, particle traces and vectors.
       
    • Providing the ability to explore a broad spectrum of possibilities to achieve an optimal design before proceeding with the very expensive and time consuming certification process
 
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