Unmet Hours

69

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no

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no

votes

2026-05-24 20:18:59 -0500 21-1-01562

I have one unit of split system ac(inverter type), since there's no specific for that system in e+, could i do VRF as alternative for it like modifying the VRF system of having 1 terminal supplying 1 thermal zone?

159

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1

answer

no

votes

2026-04-01 18:22:27 -0500 rraustad

Help needed: CheckingEnergyPlus model for major setup errors in one-zone VRF

150

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1

answer

2

votes

2026-03-27 20:07:16 -0500 Keigo

VRF Crankcase Heater Operation

179

views

2

answers

2

votes

2026-03-26 20:10:31 -0500 Keigo

How to get VRF Performance Curve Output Value

270

views

1

answer

2

votes

2026-03-17 13:46:54 -0500 TTQI_ML

Very low COP values for VRF cooling and heating

711

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1

answer

2

votes

2026-03-12 15:46:29 -0500 amitche8

OpenStudio Ground Source VRF Unmet Hours

221

views

1

answer

3

votes

2026-03-04 20:16:52 -0500 Keigo

EnergyPlus Crashes with Optimum Start for VRF

101

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no

answers

1

vote

2026-01-08 04:56:06 -0500 grandux

Is It Possible to Implement RH-Based Cool–Reheat Control for VRF Terminals Using EMS in OpenStudio?

269

views

1

answer

1

vote

2026-01-05 10:13:17 -0500 Aaron Boranian

Modeling VRF Hot Gas Reheat (Cooling + Reheat) in EnergyPlus/OpenStudio

242

views

1

answer

no

votes

2025-11-21 14:28:20 -0500 moezzi614@gmail.com

Hello everybody, Im working on a simulation project with design builder and I need de model a tempered loop for HVAC use to connect to a VRF condenser.

779

views

2

answers

1

vote

2025-10-29 09:55:58 -0500 Ski90Moo

VRF Performance Curve, os:table input

471

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no

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no

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2025-09-23 16:44:34 -0500 KLim

os:table Disconnected [closed]

767

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no

answers

no

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2025-08-22 05:57:43 -0500 nathali107

Unmet hours too high (3500 hrs)

840

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2

answers

1

vote

2025-06-23 22:56:55 -0500 LIANG Peijun

OpenStudio: DOASVRF design and warning of not enclosed zones

376

views

1

answer

2

votes

2025-06-20 09:53:28 -0500 pmck

Trouble using VRF components from the BCL in OpenStudio app v1.9

296

views

1

answer

1

vote

2025-06-13 22:06:39 -0500 Anurag_G

Modeling Multiple VRF ODUs with Different Capacities & Efficiencies for a Single Zone Group

322

views

no

answers

1

vote

2025-06-13 02:48:57 -0500 Anurag_G

Modeling Floor-Wise TFA Rooms in DesignBuilder with VRF Groups (DOAS + ODU Connection)

200

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no

answers

no

votes

2025-04-18 13:44:46 -0500 mj

Open Studio - VRF unit COP high at lower temp

119

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no

answers

no

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2025-04-07 09:41:02 -0500 Aaron Boranian

negative coil bypass factor ?

188

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no

answers

no

votes

2025-03-23 11:33:31 -0500 huy1912

Fans consumption too high (OpenStudio)

375

views

3

answers

no

votes

2025-02-19 11:50:22 -0500 yiyuan-jia

VRF coils in VAV air terminal

1k

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no

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no

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2025-01-19 13:31:59 -0500 riyantof

VRF Temperature/Humidity Control EMS

467

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1

answer

no

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2024-10-15 13:54:42 -0500 sashadf1

If I don't solve this, I can't graduate. Please help me

205

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no

answers

no

votes

2024-10-10 07:27:35 -0500 RogerB

Control the temperature of a neighbouring thermal zone using VRF system

124

views

no

answers

no

votes

2024-05-26 07:36:40 -0500 chloe

Why can't I heat and cool at the same time in Transys

288

views

no

answers

no

votes

2024-05-16 07:54:14 -0500 chloe

Is there a vrf system tool in Transys?

trnsys
vrf

153

views

no

answers

no

votes

2024-05-16 06:11:04 -0500 chloe

Is negative load required for vrf system?

202

views

no

answers

no

votes

2024-05-15 11:59:17 -0500 chloe

plz... help me. how to do openstudio.

311

views

1

answer

2

votes

2024-05-14 18:15:40 -0500 shorowit

How to turn off the heating component (heating load) for VRF systems in openstudio.

150

views

no

answers

1

vote

2024-05-04 11:03:45 -0500 alfred.levison

255 questions

I have one unit of split system ac(inverter type), since there's no specific for that system in e+, could i do VRF as alternative for it like modifying the VRF system of having 1 terminal supplying 1 thermal zone?

Help needed: CheckingEnergyPlus model for major setup errors in one-zone VRF

VRF Crankcase Heater Operation

How to get VRF Performance Curve Output Value

Very low COP values for VRF cooling and heating

OpenStudio Ground Source VRF Unmet Hours

EnergyPlus Crashes with Optimum Start for VRF

Is It Possible to Implement RH-Based Cool–Reheat Control for VRF Terminals Using EMS in OpenStudio?

Modeling VRF Hot Gas Reheat (Cooling + Reheat) in EnergyPlus/OpenStudio

Hello everybody, Im working on a simulation project with design builder and I need de model a tempered loop for HVAC use to connect to a VRF condenser.

VRF Performance Curve, os:table input

os:table Disconnected [closed]

Unmet hours too high (3500 hrs)

OpenStudio: DOASVRF design and warning of not enclosed zones

Trouble using VRF components from the BCL in OpenStudio app v1.9

Modeling Multiple VRF ODUs with Different Capacities & Efficiencies for a Single Zone Group

Modeling Floor-Wise TFA Rooms in DesignBuilder with VRF Groups (DOAS + ODU Connection)

Open Studio - VRF unit COP high at lower temp

negative coil bypass factor ?

Fans consumption too high (OpenStudio)

VRF coils in VAV air terminal

VRF Temperature/Humidity Control EMS

If I don't solve this, I can't graduate. Please help me

Control the temperature of a neighbouring thermal zone using VRF system

Why can't I heat and cool at the same time in Transys

Is there a vrf system tool in Transys?

Is negative load required for vrf system?

plz... help me. how to do openstudio.

How to turn off the heating component (heating load) for VRF systems in openstudio.

VRF system Fan:system model energy calculation

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