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</o:shapelayout></xml><![endif]--></head><body lang=EN-US link=blue vlink=purple><div class=WordSection1><p class=MsoPlainText>Sheldon,<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>Loads in LS-A report (and any other “L*-*” report) account only for envelope and internal gains, but not HVAC-related parameters. I wouldn’t expect these loads to change as you adjust reheat or thermostat setpoints. You should check SS-A report instead. The Detailed Simulaiton Reports Summary that Nick suggested below is a great resource for interpreting reports correctly.<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>Good luck, <o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>Maria <o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>-----Original Message-----<br>From: equest-users-bounces@lists.onebuilding.org [mailto:equest-users-bounces@lists.onebuilding.org] On Behalf Of Nick Caton<br>Sent: Tuesday, September 20, 2011 3:12 PM<br>To: sheldon@dsmea.com; equest-users@lists.onebuilding.org<br>Subject: Re: [Equest-users] LS-A/ LS-B report shows no space heating load forsome zones<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>Hey Sheldon,<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>Zeroes are not always a sign something is wrong...<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>Typical scenario / possible explanation: A core zone is surrounded by<o:p></o:p></p><p class=MsoPlainText>other zones with heating equipment. During design day conditions<o:p></o:p></p><p class=MsoPlainText>(coldest day in the winter), this core zone doesn't actually have any<o:p></o:p></p><p class=MsoPlainText>need for heating because there's zero (or close to zero) heat flux<o:p></o:p></p><p class=MsoPlainText>outward, due to the surrounding conditioned spaces.<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>"...the heat does not seem to be getting to these zones" is a conclusion<o:p></o:p></p><p class=MsoPlainText>that suggests underheated hours however... is that the case?<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>Adjusting the thermostat/reheat inputs are examples of *possible*<o:p></o:p></p><p class=MsoPlainText>solutions when there is an underheating symptom, but before proceeding<o:p></o:p></p><p class=MsoPlainText>I'd first confirm there's a problem to be fixed, then try to come up<o:p></o:p></p><p class=MsoPlainText>with clues and causes before resorting random fixes. Note that<o:p></o:p></p><p class=MsoPlainText>undercooled/underheated hours are always the symptom of another problem<o:p></o:p></p><p class=MsoPlainText>(and a vague clue at best). Your challenge is not to treat the symptom,<o:p></o:p></p><p class=MsoPlainText>but to identify and resolve what's causing the under conditioned hours.<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>Another suggestion: review the advice/notes for LS-A and LS-B found in<o:p></o:p></p><p class=MsoPlainText>Help > Tutorials and References > Detailed Simulation Reports Summary. <o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>Best of luck!<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>~Nick<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>NICK CATON, P.E.<o:p></o:p></p><p class=MsoPlainText>SENIOR ENGINEER<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>Smith & Boucher Engineers<o:p></o:p></p><p class=MsoPlainText>25501 west valley parkway, suite 200<o:p></o:p></p><p class=MsoPlainText>olathe, ks 66061<o:p></o:p></p><p class=MsoPlainText>direct 913.344.0036<o:p></o:p></p><p class=MsoPlainText>fax 913.345.0617<o:p></o:p></p><p class=MsoPlainText>www.smithboucher.com <o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>-----Original Message-----<o:p></o:p></p><p class=MsoPlainText>From: equest-users-bounces@lists.onebuilding.org<o:p></o:p></p><p class=MsoPlainText>[mailto:equest-users-bounces@lists.onebuilding.org] On Behalf Of Sheldon<o:p></o:p></p><p class=MsoPlainText>Mendonca<o:p></o:p></p><p class=MsoPlainText>Sent: Tuesday, September 20, 2011 12:52 PM<o:p></o:p></p><p class=MsoPlainText>To: equest-users@lists.onebuilding.org<o:p></o:p></p><p class=MsoPlainText>Subject: [Equest-users] LS-A/ LS-B report shows no space heating load<o:p></o:p></p><p class=MsoPlainText>forsome zones<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>Hi all,<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>My model report LS-A and LS-B shows that some zones do not have any <o:p></o:p></p><p class=MsoPlainText>heating peak loads/heat load components... I have changed options for <o:p></o:p></p><p class=MsoPlainText>re-heat delta T, T-stat and other options but the heat does not seem to <o:p></o:p></p><p class=MsoPlainText>be getting to these zones. However, the zones beside them seem to be<o:p></o:p></p><p class=MsoPlainText>fine.<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>Any suggestions??<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>Thanks,<o:p></o:p></p><p class=MsoPlainText>Sheldon<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>-- <o:p></o:p></p><p class=MsoPlainText>Energy Engineer/Analyst<o:p></o:p></p><p class=MsoPlainText>DSM Engineering Associates<o:p></o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText><o:p> </o:p></p><p class=MsoPlainText>_______________________________________________<o:p></o:p></p><p class=MsoPlainText>Equest-users mailing list<o:p></o:p></p><p class=MsoPlainText>http://lists.onebuilding.org/listinfo.cgi/equest-users-onebuilding.org<o:p></o:p></p><p class=MsoPlainText>To unsubscribe from this mailing list send a blank message to<o:p></o:p></p><p class=MsoPlainText>EQUEST-USERS-UNSUBSCRIBE@ONEBUILDING.ORG<o:p></o:p></p><p class=MsoPlainText>_______________________________________________<o:p></o:p></p><p class=MsoPlainText>Equest-users mailing list<o:p></o:p></p><p class=MsoPlainText>http://lists.onebuilding.org/listinfo.cgi/equest-users-onebuilding.org<o:p></o:p></p><p class=MsoPlainText>To unsubscribe from this mailing list send a blank message to EQUEST-USERS-UNSUBSCRIBE@ONEBUILDING.ORG<o:p></o:p></p></div></body></html>