Techanical support about drawing of blower and its fan.

hi
friends i am working in a private company as a draftsman. i need your supports cause. i am facing a lot of problems during the design of blower and its impeller.
please provide me how we calculate the dimension of impeller.


thanking you.............

Thread moved to mechanical engineering section.

I think it'd be really better if you could share the exact problem you are facing. It'll help others help you 😀

i feel more problem in calculation of diameter of fan of impeller