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Changing the coefficient of infiltration in Open Studio

I am trying to work on a single family slab foundation, vintage – 1960s (created in ResStock) model in open studio. I want to change the airflow changes/hour (ACH 50) for the model. From the IDF file I know that in order to change the ACH, I need to change the coefficient for infiltration. Is there any way to do this? I know I may be able to alter the Eplus portion of the measure in order to do this - but is there any other way to manually input the coefficient in Open Studio? Or any other advice to do this?

By coefficient I mean the c value in the IDF file. Below is an extract of the exported IDF file. I only know the c value (Program line 10). How do I modify that in Open studio? I do not have the infiltration in terms of cfm/sqft etc that can be input from the space type tab in OS.

image description

Changing the coefficient of infiltration in Open Studio

I am trying to work on a single family slab foundation, vintage – 1960s (created in ResStock) model in open studio. I want to change the airflow changes/hour (ACH 50) for the model. From the IDF file I know that in order to change the ACH, I need to change the coefficient for infiltration. Is there any way to do this? I know I may be able to alter the Eplus portion of the measure in order to do this - but is there any other way to manually input the coefficient in Open Studio? Or any other advice to do this?

By coefficient I mean the c value in the IDF file. Below is an extract of the exported IDF file. I only know the c value (Program line 10). How do I modify that in Open studio? I do not have the infiltration in terms of cfm/sqft etc that can be input from the space type tab in OS.

image description

Changing the coefficient of infiltration in Open Studio

I am trying to work on a single family slab foundation, vintage – 1960s (created in ResStock) model in open studio. I want to change the airflow changes/hour (ACH 50) for the model. From the IDF file I know that in order to change the ACH, I need to change the coefficient for infiltration. Is there any way to do this? I know I may be able to alter the Eplus portion of the measure in order to do this - but is there any other way to manually input the coefficient in Open Studio? Or any other advice to do this?

Changing the coefficient of infiltration in Open Studio

I am trying to work on a single family slab foundation, vintage – 1960s (created in ResStock) model in open studio. I want to change the airflow changes/hour (ACH 50) for the model. From the IDF file I know that in order to change the ACH, I need to change the coefficient for infiltration. Is there any way to do this? I know I may be able to alter the Eplus portion of the measure in order to do this - but is there any other way to manually input the coefficient in Open Studio? Or any other advice to do this?