How to design a multiple temperature system with Injection mixing method ?

Roohollah

Dear Instructors and Technicians ,

I am writing to request for the information on How to design a multiple temperature in hydronic heating system in which Injection mixing is considered .I could appreciate you if you would provide me with a hand sketch of the system .


Thank you all for taking the time to share your experience with me and teach me some lessons .





i look forward to hearing from you ,


Yours Sincerely,
Roohollah

Zman

This essay does a pretty good job explaining it.
http://tekmarcontrols.com/images/_literature/e0021_06.pdf
They make nice controllers as well.

Roohollah

Dear Zman ,

Thank you for the link .It is very helpful and perfect in design .Your help is greatly appreciated .



Yours Sincerely,

Roohollah