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2024-03-20 08:11:47 -0500 | commented answer | designbuilder simulation error Neo, you can also use the designbuilder support team to help you. |
2024-03-19 20:12:10 -0500 | commented answer | designbuilder simulation error Hi Neo. Confirm that the zones which have the heated floor component in detailed hvac also have the correct ground floo |
2024-03-18 08:50:50 -0500 | commented answer | designbuilder simulation error you need to edit the ground floor assembly "heated floor - internal" to get to the construction assembly dialog. rt cli |
2024-03-18 08:11:30 -0500 | commented question | "Why do outcomes differ between EnergyPlus simulations and manual calculations, despite using identical inputs, including equipment wattage and fraction-based usage schedules? This question will require some more specification. What calculations are your referring to? heating and cooling desig |
2024-03-17 18:46:17 -0500 | commented answer | designbuilder simulation error I'm referring to the ground floor construction layer assembly dialog. There is tab on this dialog called "internal sour |
2024-03-16 13:57:30 -0500 | answered a question | designbuilder simulation error hello, I'm assuming that you want to model a radiant heated floor. You need to ensure that the internal source is checke |
2024-03-16 13:57:30 -0500 | received badge | ● Rapid Responder (source) |
2024-03-11 19:35:02 -0500 | answered a question | Anyone know how to make a split AC system on Energyplus I use PTHP. It's a zone level piece of equipment and you won't have to deal with the air loop branches. |
2024-03-04 07:05:40 -0500 | answered a question | carbon equivalent vs CO2e Evangelos at DesignBuilder support provided an answer for me. He confirms that EnergyPlus provides Carbon Equivalent, a |
2024-02-29 06:57:10 -0500 | asked a question | carbon equivalent vs CO2e carbon equivalent vs CO2e Hello all, I have some clients who assign a social impact cost ($) based on metric tons of CO |
2024-01-29 17:42:23 -0500 | received badge | ● Rapid Responder (source) |
2024-01-29 17:42:23 -0500 | answered a question | Reporting occupancy schedules (energyplus) How about Zone,Average,People Occupant Count? |
2024-01-23 11:01:40 -0500 | commented question | Outdoor swimming pool with swimmingpool:indoor object Thanks Willy. I've already implemented the indoor pool object. Modelling the pool equipment is out of our scope, but I |
2024-01-22 14:03:15 -0500 | asked a question | Outdoor swimming pool with swimmingpool:indoor object Outdoor swimming pool with swimmingpool:indoor object Hello everyone, I'm trying to use the swimmingpool:indoor object |
2023-12-12 09:31:49 -0500 | commented answer | Enthalpy Energy Recovery plus Sensible Heat Recovery for Reheat Thanks Keigo! I'm a design builder user and I think that feature is locked out. |
2023-12-11 19:09:16 -0500 | answered a question | Enthalpy Energy Recovery plus Sensible Heat Recovery for Reheat I don't think you can add dual enthalpy wheels, but you could simply use the manufacturers reported overall effectivenes |
2023-12-05 18:20:51 -0500 | answered a question | Heat pipe system OpenStudio A heat pipe is a refrigeration loop that does not require a compressor. As your image shows, it straddles the cooling c |
2023-12-05 18:20:51 -0500 | received badge | ● Rapid Responder (source) |
2023-05-24 10:35:16 -0500 | commented answer | How to Model Range Hood with Make-up Air Hi Keigo, 1. If the kitchen equipment under the hood is 10kW, then I enter 10kW (with a schedule) for the kitchen exhaus |
2023-05-23 20:55:02 -0500 | answered a question | How to Model Range Hood with Make-up Air Hey Keigo, I usually create a "kitchen exhaust fan" zone, with virtual partitions, inside the kitchen zone. I include a |
2023-05-23 20:55:02 -0500 | received badge | ● Rapid Responder (source) |
2023-05-15 12:20:45 -0500 | commented question | Creating a MVHR system for residential application Do you really have a residence with a central ERV (MVHR) system that has VAV boxes? Or do you have zone ERVs (MVHR). E |
2023-05-13 17:53:54 -0500 | received badge | ● Commentator |
2023-05-13 17:53:54 -0500 | commented question | Modeling Ceiling fan or circulation fan in Designbuilder or EnergyPlus Hi Selmar, After reading your post, it is not obvious to me that you have used the existing DesignBuilder help and tutor |
2023-05-05 19:22:28 -0500 | received badge | ● Rapid Responder (source) |
2023-05-05 19:22:28 -0500 | answered a question | What is the output variable for Electricity Usage in kWh or kW? Here you go: https://bigladdersoftware.com/epx/docs/9-4/input-output-reference/group-zone-forced-air-units.html#zone-pa |
2023-05-04 14:10:18 -0500 | received badge | ● Rapid Responder (source) |
2023-05-04 14:10:18 -0500 | answered a question | Water to Air heat pump COP Curves Hi JME, I use the DesignBuilder zone water-to-air heat pump which uses equation fit DX cooling and heating coils. The r |
2023-05-02 11:25:36 -0500 | commented question | HeatPump:PlantLoop:EIR objects not operating with geo connection Hello Abarker, I use centeral water to water heat pumps all the time, but I exclusively use the Type - equation fit. De |
2023-05-02 10:46:40 -0500 | commented answer | How to model and size ASHP and GSHP HVAC system in DesignBuilder? You can connect the DHW to the heat pump heating loop by adding the DHW loop and changing the water heater type to "indi |
2023-05-02 10:46:11 -0500 | commented answer | How to model and size ASHP and GSHP HVAC system in DesignBuilder? Hi Konstantinos, OK. In DesignBuilder, you can easily add water-to-water heat pumps right from the HVAC System level vi |
2023-04-30 20:30:23 -0500 | answered a question | Calculating Infiltration Reliably Here in Vermont, the commercial building code calls for a maximum infiltration of 0.3CFM/ft2@75 Pa. Since this is a cod |
2023-04-30 20:10:37 -0500 | answered a question | How to model and size ASHP and GSHP HVAC system in DesignBuilder? Hello Konstantinos, Please confirm that you want to model zone level terminal units and not central ASHPs and central GS |
2023-04-19 12:55:32 -0500 | commented answer | Vertical BHE effect on heat pump system efficiency Hi Qamar, Yes, GLD has the option to configure custom borefield layouts and then it will calculate the G-function for th |
2023-04-18 11:19:47 -0500 | received badge | ● Rapid Responder (source) |
2023-04-18 11:19:47 -0500 | answered a question | Vertical BHE effect on heat pump system efficiency Hi Qamar, Have you loaded a G-function .idf file from Ground Loop Design (GLD) software or Ground Loop Heat Exchanger ( |
2022-07-22 23:45:51 -0500 | answered a question | Multiple runperiods in EnergyPlus Hi Long, I'm pretty sure that is what the "accelerate" feature does when using the JESS JEPlus EnergyPlus server. You c |
2022-06-09 18:23:44 -0500 | commented answer | How to model a split unit air conditioner in DesignBuilder? When using detailed HVAC, I use the PTHP object to model split systems. The DX cooling coil is still air cooled, so if |
2022-06-01 09:40:31 -0500 | received badge | ● Enthusiast |
2021-11-09 10:08:04 -0500 | received badge | ● Supporter (source) |
2021-10-11 12:11:59 -0500 | commented answer | Cooling coil sizing difference No. I know that this happens because it is a warning in the energyplus error file. |
2021-10-07 07:56:26 -0500 | commented answer | Cooling coil sizing difference I should clarify, that this comment is for terminal units (zone level VRF or WSHP) with a DOAS system ducted directly to |
2021-10-05 12:09:08 -0500 | answered a question | Cooling coil sizing difference Good afternoon, I'm not following this exactly, as I have been using Trane Trace 3D+, but I ran into a situation where t |
2021-10-02 10:07:55 -0500 | received badge | ● Teacher (source) |
2021-09-30 20:33:40 -0500 | answered a question | Cold climate heat pump models for EnergyPlus Hi Christian, I'm currently using Trane Trace 3D+ and they offer cold climate heat pumps as part of the VRF air-cooled o |
2021-09-30 20:33:40 -0500 | received badge | ● Rapid Responder (source) |
2021-09-08 14:50:20 -0500 | commented question | No heat rejection while using DX cooling coil I think heat rejection refers to condenser loops, like a cooling tower. I believe the energy for a unitary DX coil is i |
2021-09-07 07:56:56 -0500 | commented answer | VRF indoor unit sizing issues with DOAS? I have a zone cooling peak with outside conditions of 83F and 83.7 gr/lb. My dehum and reheat DOAS should dehumidify to |
2021-09-03 09:39:37 -0500 | asked a question | VRF indoor unit sizing issues with DOAS? VRF indoor unit sizing issues with DOAS? Greetings Community, Note, this is just a sizing issue and not an hourly simula |
2021-09-02 15:04:54 -0500 | received badge | ● Student (source) |