Table 28 - Distribution of Program Claim Data into Groups for Simulation Charge Charge Percent Average Expansion # in Level Adjustment Adjustment of Adjustment Valve bin Type Range Samples in Range TXV Typical Remove -50% to -4% 1,003 7% -7.0% Non-TXV Typical Remove -50% to 4% 1,203 8% -7.5% TXV Typical Add 4% to 50% 1,187 8% 8.5% Non-TXV Typical Add 4% to 50% 10,869 76% 10.0% TXV Low Add 4% to 5% 270 2% 4.5% Non-TXV Low Add 4% to 5% 1590 11% 4.5% TXV High Add to 50% 247 2% 17.0% Non-TXV High Add to 50% 4,281 30% 16.0% Table 29 - Measure Adjustment Assumptions and Weights from DEER2014 Charge Charge Average Measure Level Adjustment Adjustment Adjustment Weight Type Range in Range Typical Remove 0 to -11.2% Typical Add 0 to 12.5% High Remove -50% to 4% 25% -33% High Add 4% to 50% 25% +30% The average adjustment values from Table 28 were used along with the findings from the HVAC-5 lab test results to update the DEER refrigerant charge measures for non-residential buildings with new model parameters as listed in Table 30. Table 30 - Updated Parameters for Non-Residential Refrigerant Charge Adjustment Measure Sens Cap Coil Bypass Valve Cap Mult EIR Mult Mult Mult Measure Condition Type prev 2018 prev 2018 prev 2018 prev 2018 Typical 0.902 1.013 1.153 1.003 0.951 1.015 1.000 0.947
Table 28 - Distribution of Program Claim Data into Groups for Simulation Expansion Valve Level Charge Adjustment Type Charge Adjustment Range # in bin Percent of Samples Average Adjustment in Range TXV Typical Remove -50% to -4% 1,003 7% -7.0% Non-TXV Typical Remove -50% to 4% 1,203 8% -7.5% TXV Typical Add 4% to 50% 1,187 8% 8.5% Non-TXV Typical Add 4% to 50% 10,869 76% 10.0% TXV Low Add 4% to 5% 270 2% 4.5% Non-TXV Low Add 4% to 5% 1590 11% 4.5% TXV High Add to 50% 247 2% 17.0% Non-TXV High Add to 50% 4,281 30% 16.0% Table 29 - Measure Adjustment Assumptions and Weights from DEER2014 Level Charge Adjustment Type Charge Adjustment Range Measure Weight Average Adjustment in Range Typical Remove 0 to -11.2% Typical Add 0 to 12.5% High Remove -50% to 4% 25% -33% High Add 4% to 50% 25% +30% The average adjustment values from Table 28 were used along with the findings from the HVAC-5 lab test results to update the DEER refrigerant charge measures for non-residential buildings with new model parameters as listed in Table 30. Table 30 - Updated Parameters for Non-Residential Refrigerant Charge Adjustment Measure Valve Cap Mult EIR Mult Sens Cap Mult Coil Bypass Mult Measure Condition Type prev 2018 prev 2018 prev 2018 prev 2018 Typical 0.902 1.013 1.153 1.003 0.951 1.015 1.000 0.947
191992754.docx