The million dollar question was, how much improvement will we get if we were to rectify the problems identified?
There is no telling how much the improvements there will be until it’s done. That is the reason why it’s best to get it right the first time. In fact we were prepared to scrap the fans but I was cautiously optimistic that we can get within the design air flow rate if were were to make all the required changes. Was I confident? Not really.
My lengthy conversation with the engineers from Fantech provided me with some guidance of about 5- 10% improvement by removing the attenuators, and perhaps another 5% after installing the inlet cones … perhaps more!
We went ahead to rectify the problems, here are the improvements results;