Xavier,<div><br></div><div>I had a similar problem modeling a fluid dry cooler. The solution was to connect the dry cooler to boiler to complete the loop. You can find more details of modeling these systems in the attached DOE 2.2 Vol-3 under Central plant components.</div>
<div><br></div><div>Regards,</div><div>Chitra.C.Nambiar</div><div><i>Sustainable Building Analyst</i></div><div><i>EBS Consultants</i></div><div><i>San Francisco</i></div><div><br></div>