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2023-12-10 14:27:29 -0500 answered a question Is there a way to sort through the AMY2018 ResStock Parquet Files?

The easiest way to see the characteristics of each sample is with the metadata .csv files (linked from https://resstock.

2023-06-26 12:53:27 -0500 received badge  Rapid Responder (source)
2023-06-26 12:53:27 -0500 answered a question resstock sampling concept

No, the sampling method takes into account the number of samples that you ask for to attempt to cover the parameter spac

2023-06-14 11:00:00 -0500 commented answer Heat Pump & Supplemental Coil Sizing and Control in ResStock

@dpud12, That's a great point. Many of the ACs (and heating systems) currently installed may be oversized. This paper

2023-05-31 09:30:28 -0500 commented answer Heat Pump & Supplemental Coil Sizing and Control in ResStock

@dpud12 I'm not sure. You could ask load.profiles@nrel.gov.

2023-05-24 15:25:49 -0500 received badge  Rapid Responder (source)
2023-05-24 15:25:49 -0500 answered a question resstock: 2007 vs 2018 timestamps in TMY individual building time series files

The year for TMY dates doesn't really matter aside from day of week, because TMYs are amalgamations of months from multi

2023-05-12 12:44:49 -0500 commented question Heat Pump & Supplemental Coil Sizing and Control in ResStock

I think @eric-wilson works. Edit: nevermind, it doesn't. But you can use the resstock tag to notify me and others.

2023-05-11 07:37:55 -0500 edited answer Heat Pump & Supplemental Coil Sizing and Control in ResStock

I'm assuming you're using IDF files made from the HPXML files from the ResStock dataset EUSS-Res 2022.1 because that has

2023-05-11 07:36:17 -0500 commented question Heat Pump & Supplemental Coil Sizing and Control in ResStock

I think @eric-wilson works

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2023-05-11 07:35:05 -0500 answered a question Heat Pump & Supplemental Coil Sizing and Control in ResStock

I'm assuming you're using IDF files made from the HPXML files from the ResStock dataset EUSS-Res 2022.1 because that has

2023-03-16 14:44:57 -0500 answered a question ComStock HVAC system types description

Does the enumeration dictionary help? https://data.openei.org/s3_viewer?bucket=oedi-data-lake&prefix=nrel-pds-build

2023-01-31 11:17:12 -0500 edited answer Are ComStock building characteristic distributions available to the public?

No, but the metadata.tsv file with characteristics is available, which you can use to derive building characteristic dis

2023-01-30 17:30:09 -0500 answered a question Are ComStock building characteristic distributions available to the public?

No, but the metadata.tsv file with characteristics is available, which you can use to derive building characteristic dis

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2023-01-17 09:45:47 -0500 answered a question How does Restock determine basement and attic types?

https://github.com/NREL/resstock/blob/develop/project_national/housing_characteristics/Geometry%20Foundation%20Type.tsv

2022-03-30 14:41:01 -0500 commented question ResStock EULP schedules

@willyJohan, where are you seeing "Day of Week for Start Day" as Sunday? We just pulled an OSM and that field is blank--

2022-03-29 11:30:07 -0500 answered a question ResStock EULP schedules

Answered in FAQ here: https://www.nrel.gov/buildings/end-use-load-profiles.html Both the 2018 and typical meteorolo

2022-03-02 10:12:17 -0500 edited answer model upgrades to specific buildings from the End-Use Load Profiles for the U.S. Building Stock project

You can use the OSM models located here. This will probably be easiest if you are already familiar with OpenStudio model

2022-03-02 10:10:06 -0500 answered a question model upgrades to specific buildings from the End-Use Load Profiles for the U.S. Building Stock project

You can use the OSM models located here. This will probably be easiest if you are already familiar with OpenStudio model

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2022-02-10 15:25:55 -0500 answered a question End Use Load Profiles for the U.S. Building Stock Time Series Units

All energy units are "kWh" (or kWh/ft2 for intensity), as stated in the data dictionary and FAQ.

2022-01-24 14:25:54 -0500 commented question Missing required property 'file_name'

For people looking for the schedule.csv files for use with the EULP dataset, they have now been uploaded , e.g., here: h

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2022-01-19 09:05:44 -0500 answered a question Download subset of individual building/dwelling unit load profiles from data.openei.org

Unfortunately there isn't an easy way to do this. We expect to share an example script to facilitate this in the near fu

2022-01-05 17:00:34 -0500 commented question Missing required property 'file_name'

I don't think we're going to have time to look into this. We don't get the error when we run ResStock via buildstockbatc

2022-01-05 11:37:19 -0500 commented question Top of Slab Insulation In BEOpt Retrofit Energy Model DRAMATICALLY Increasing Loads Not Met?!!!

Are the loads not met for cooling or for heating? Are you modeling with thermostat setbacks? Also see discussion here:

2022-01-05 10:54:47 -0500 commented question Top of Slab Insulation In BEOpt Retrofit Energy Model DRAMATICALLY Increasing Loads Not Met?!!!

Are the loads not met for cooling or for heating? Are you modeling with thermostat setbacks?

2021-12-01 09:45:09 -0500 commented question Missing required property 'file_name'

Did you generate the model or was it downloaded from the EULP dataset at https://www.nrel.gov/buildings/end-use-load-pro

2021-11-15 17:47:58 -0500 commented answer Realistic temperature-dependent COP modeling equation for ccASHP (space heating)

The downward trend is observed in field data (e.g., Fig 32) and that is consistent with manufacturer provided data as we

2021-11-09 14:46:00 -0500 commented question beopt, How do you upload TMY3 data to the software downloaded from the NSRDB data viewer

I would caution against using temperature data from NSRDB for building simulations. The temperature data comes from MERR

2021-10-27 08:26:56 -0500 answered a question Searching for hourly residential load to input in SAM

We'll be releasing a new dataset with that tomorrow. See https://www.nrel.gov/buildings/end-use-load-profiles.html to re

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2021-10-25 16:18:35 -0500 answered a question Realistic temperature-dependent COP modeling equation for ccASHP (space heating)

With variable-speed heat pumps, the EnergyPlus COP calculations are more complex than a COP vs. outdoor temperature equa

2021-07-26 14:49:21 -0500 edited answer How does ResStock calculate conditional probability distributions in housing_characteristics tsv files?

As of 2.4.0, all of the tsv files have comments at the bottom listing the source(s) and assumptions for the probability

2021-07-26 14:48:01 -0500 answered a question How does ResStock calculate conditional probability distributions in housing_characteristics tsv files?

As of 2.4.0, all of the tsv files have comments at the bottom listing the source(s) and assumptions for the probability

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2021-02-15 14:57:53 -0500 commented answer Estimate circuit breaker type, capacity in ResStock?

Increasing panel size may or may not be possible and may or may not be sufficient. It depends on the size of the existin

2021-02-01 09:44:14 -0500 answered a question Cannot access buildstockbatch 0.18 documentation

We added an issue to address the broken link and build docs sites for v0.18 and older versions of buildstockbatch: https

2021-01-29 09:56:11 -0500 commented question Cannot access buildstockbatch 0.18 documentation

Where do you see it says that buildstockbatch 0.19 is not used in conjunction with ResStock v2.4.0?

2021-01-29 09:54:11 -0500 commented question Cannot access buildstockbatch 0.18 documentation

Or rather to https://github.com/NREL/buildstockbatch/issues

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2021-01-14 15:48:31 -0500 answered a question airflow rates ResStock cfm/ton

Airflow should be for the indoor unit.

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2021-01-13 12:43:55 -0500 answered a question Specifications of mid-efficiency fuel oil furnace ResStock v2.2.4

139000 Btu/gal (I believe it is no. 2). This can be seen in unit conversions here: https://github.com/NREL/resstock/blob

2020-10-26 14:55:38 -0500 commented answer ResStock simulation: where to find number of indoor units (ie heads) of MSHP

It really comes down to how the system was designed and if there is backup heat. I've seen some houses with one indoor h

2020-10-23 17:10:50 -0500 commented answer ResStock simulation: where to find number of indoor units (ie heads) of MSHP

That's a great idea. Why not number of bedrooms plus 1 for main living space though?

2020-10-21 15:43:12 -0500 answered a question capital costs of ASHP, GSHP, MSHP from ResStock capacity outputs

Doesn't this depend on whether the kbtu/hr in your $/(kbtu/hr) cost equation is based on rated cooling capacity or rated