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Hello Ahmad:</div>
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I'm not clear about your system. A quick look at the EQUEST manual does not show such a system in the index. </div>
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However, a general google search of such systems shows lots of options, for example, a gas fired furnace combined with a heat pump? Or possibly a nat gas fired engine driving a heat pump compressor. </div>
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The first system is easy to model. The second would be a challenge.</div>
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Jeff</div>
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<p>Jeff S. Haberl, Ph.D., P.E.inactive, FASHRAE, FIBPSA <i>We are like fluttering leaves on the branches of trees</i></p>
<p>Liz & Nelson Mitchell Professor in Residential Design <i>in the forest of the landscape that surrounds us.</i></p>
<p>Department of Architecture <i>If we could, for just a moment, flutter together,</i> </p>
<p>Texas A&M University
<i>we could lift the earth up to be a better place. JSH</i> 2022</p>
<p>College Station, TX 77845-3581 </p>
<p><span style="font-family: Calibri, Arial, Helvetica, sans-serif;">Office: 979-845-6507, Lab: 979-845-6065</span></p>
<p>Fax 979-862-2457</p>
<p><a tabindex="0" href="mailto:jhaberl@tamu.edu,www.esl.tamu.edu">jhaberl@tamu.edu,www.esl.tamu.edu</a></p>
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<div id="divRplyFwdMsg" dir="ltr"><font face="Calibri, sans-serif" style="font-size:11pt" color="#000000"><b>From:</b> Equest-users <equest-users-bounces@lists.onebuilding.org> on behalf of Ahmad Fraij via Equest-users <equest-users@lists.onebuilding.org><br>
<b>Sent:</b> Tuesday, October 3, 2023 12:43 AM<br>
<b>To:</b> equest-users@onebuilding.org <equest-users@onebuilding.org><br>
<b>Subject:</b> [Equest-users] Modeling Gas Engine Heat Pump (GHP) in eQUEST Software</font>
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Hello, Does anybody has idea how to model gas engine heat pump (GHP) in eQUEST software? There are two types of this GHP as below: Air to water GHP unit. VRF GHP. Please refer to the below link for more details about these GHPs. Thanking in
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<div dir="ltr" data-setdir="false">Hello,</div>
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<div dir="ltr" data-setdir="false">Does anybody has idea how to model gas engine heat pump (GHP) in eQUEST software? There are two types of this GHP as below:</div>
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<li>Air to water GHP unit. </li><div><br>
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<li>VRF GHP.</li></ul>
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<div dir="ltr" data-setdir="false">Please refer to the below link for more details about these GHPs. Thanking in advance for your help.</div>
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<div dir="ltr" data-setdir="false"><a href="https://urldefense.com/v3/__https://www.yanmar.com/global/energy/ghp/__;!!KwNVnqRv!BeJ7hz6XAHGf1EVB7V0mIp8ljoUmLoSOavtcCZRqc2tzGfFjxjccK-8dHpAOCCwILEl0hYyB0HJQzZQCrs9AOAOeKW_IOUgD$" rel="nofollow" target="_blank" class="x_enhancr_card_6724109034">Gas-Engine
Heat Pump (GHP)｜Energy Systems｜YANMAR</a><br>
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Gas-Engine Heat Pump (GHP)｜Energy Systems｜YANMAR</h2>
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The introduction of Gas-Engine Heat Pump (GHP) from Yanmar.</p>
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<div dir="ltr" data-setdir="false">Ahmad</div>
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