<html><head></head><body><div style="color:#000; background-color:#fff; font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:16px"><div id="yui_3_16_0_1_1448401098618_3377"><span></span></div><div class="qtdSeparateBR" id="yui_3_16_0_1_1448401098618_3367"><br><br></div> <div class="yahoo_quoted" id="yui_3_16_0_1_1448401098618_3214" style="display: block;"> <div style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 16px;" id="yui_3_16_0_1_1448401098618_3213"> <div style="font-family: HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif; font-size: 16px;" id="yui_3_16_0_1_1448401098618_3212"> <div dir="ltr" id="yui_3_16_0_1_1448401098618_3431"><font size="2" face="Arial" id="yui_3_16_0_1_1448401098618_3432"> On Friday, November 20, 2015 11:06 PM, MOHAMMAD MATARNEH <mmatarneh@yahoo.com> wrote:<br></font></div> <br><br> <div class="y_msg_container" id="yui_3_16_0_1_1448401098618_3435"><div id="yiv8119765415"><div id="yui_3_16_0_1_1448401098618_3434"><div style="color:#000;background-color:#fff;font-family:HelveticaNeue, Helvetica Neue, Helvetica, Arial, Lucida Grande, sans-serif;font-size:16px;" id="yui_3_16_0_1_1448401098618_3433"><div id="yiv8119765415yui_3_16_0_1_1448052606195_4025">Dear all;</div><div id="yiv8119765415yui_3_16_0_1_1448052606195_4025"><br></div><div id="yiv8119765415yui_3_16_0_1_1448052606195_4025" dir="ltr">i would like to know why when i run the design in the attachment , i got very low heat transfer rate out. how can i increase it. and which parameter in GHX affect heat transfer rate?</div><div id="yiv8119765415yui_3_16_0_1_1448052606195_4025" dir="ltr"><br></div><div id="yiv8119765415yui_3_16_0_1_1448052606195_4025" dir="ltr">if anybody have model for such system ,please send it to me.</div><div id="yiv8119765415yui_3_16_0_1_1448052606195_4025" dir="ltr"><br></div><div id="yiv8119765415yui_3_16_0_1_1448052606195_4025" dir="ltr">thank you in advance.</div><div id="yiv8119765415yui_3_16_0_1_1448052606195_4025" dir="ltr"><br></div><div id="yiv8119765415yui_3_16_0_1_1448052606195_4025" dir="ltr">best regards.</div></div></div></div><br><br></div> </div> </div> </div></div></body></html>