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Exceptional Calculation Method /Ashrae Appendix G2.5

NC-v4 EAp2: Minimum Energy Performance
posted by Benjamin Weise on Oct 24, 2019, 5:17 am

Hello,

we are currently working on an energy model. The building we are modelling contains a heat sink for cooling loads within the sprinkler tank, which we can't model with our simulation...

Last reply: Benjamin Weise, Nov 1, 2019, 3:56 am

Manufacturing Plant Energy Consumption

NC-v4 EAp2: Minimum Energy Performance
posted by Sofia Barahona on Oct 30, 2019, 3:13 pm

We are working on a project that is pursuing LEED v4: New Construction. This project is a plasterboard manufacturing plant, in which an important part of its energy consumption is produced by...

Last reply: Marcus Sheffer, Oct 30, 2019, 5:50 pm

ASHRAE 5.4.3.4 vestibules

NC-v4 EAp2: Minimum Energy Performance
posted by Agnieszka Rylska on Oct 25, 2019, 12:20 pm

Section 5.4.3.4 of ASHRAE 90.1-2010 requires enclosed vestibules at building entrances ("Building entrances that separate conditioned space from the exterior shall be protected with an enclosed...

Last reply: Marcus Sheffer, Oct 29, 2019, 9:50 pm

Cooling Only Rooms- Correct Baseline type

NC-v4 EAp2: Minimum Energy Performance
posted by RDK E&S on Oct 9, 2019, 4:20 pm

Hi, 

I'm working on a 3 floor 145,000 sf manufacturing-type facility with a large cold room in the Northeast. The room is a walk-in storage room set to just above freezing 24/7. Would it...

Last reply: Marcus Sheffer, Oct 11, 2019, 10:12 pm

Option 1, Path 3. Streamlined DES Modeling

NC-v4 EAp2: Minimum Energy Performance
posted by Nasim Mirian on Oct 10, 2019, 12:07 pm

Hi,

I am trying to submit for LEED v4 for a campus building which is served by the campus central plant.we are taking Option 1, Path 3. Streamlined...

Last reply: Nasim Mirian, Oct 10, 2019, 7:07 pm

Treatment of District source water loop for heat pumps

NC-v4 EAp2: Minimum Energy Performance
posted by Eric Dixon on Oct 2, 2019, 11:56 am

I have a building that is using water source heat pumps for cooling and heating. They are connected to a 2 pipe campus source water loop that has a boiler on the heat addition pipe and a cooling...

Last reply: Tyler Thumma, Oct 3, 2019, 1:52 pm

Modeling CAV systems in system 9

NC-v4 EAp2: Minimum Energy Performance
posted by Przemysław Rejczak on Sep 13, 2019, 9:05 am

Dear Everyone,

I wonder of modeling CAV system in Baseline System type 9. My proposed building is storage with thermostat setpiont 12 C ( 54 F) with natural ventilation.

I have 2...

Last reply: Tyler Thumma, Oct 3, 2019, 1:46 pm

Hollow Metal Doors

NC-v4 EAp2: Minimum Energy Performance
posted by Fatou Jabbie, | Technology | Design and Engineering Plan Reviews | Energy Code Compliance | Sustainability | LEED AP BD+C on Sep 30, 2019, 6:05 pm

Hello,

  Looking for additional clarification on on modeling HM doors on the perimeter of the building. The opaque doors are not labelled and therefore considering to use the following U-...

Last reply: Fatou Jabbie, | Technology | Design and Engineering Plan Reviews | Energy Code Compliance | Sustainability | LEED AP BD+C, Oct 2, 2019, 3:00 pm

Lighting Building Area Method Takeoff Clarification

NC-v4 EAp2: Minimum Energy Performance
posted by RDK E&S on Sep 25, 2019, 5:26 pm

Michael Brown Energy Analyst & Energy Systems Design Engineer HKS LEEDuser Expert 9 thumbs up September 25, 2019- 6:17 pm I believe your referring to this post correct?  https://leeduser.buildinggreen.com/forum/building-area-method-interior-lpd This post on Energy Models.com my be useful (its a LONG feed, so I've summarized below) http://energy-models.com/forum/energy-modeling-software/equest/leed-title-24-ashrae-901/building-area-method-ashrae-901 There will be a small time savings in Baseline model creation by not determining and entering space-by-space power usage into the model. 90.1's wording about "...if a lighting design...

Last reply: Marcus Sheffer, Oct 1, 2019, 5:06 pm

CHP Modeling patch confusion

NC-v4 EAp2: Minimum Energy Performance
posted by Przemysław Rejczak on Jun 26, 2019, 11:48 am

Dear Everyone,

Many of our buildings are connected to...

Last reply: Tyler Thumma, Sep 12, 2019, 7:50 pm