New Jersey BPU Energy Audits CHA #19860 Building: Kingwood Township School
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1 New Jersey BPU Energy Audits CHA #19860 Building: Kingwood Township School ECM10 Install Demand Controlled Ventilation Demand Control Ventilation Multipliers Material: 0.98 Labor: 1.21 Equipment: 1.07 UNIT COSTS SUBTOTAL COSTS QTY UNIT MAT. LABOR EQUIP. MAT. LABOR EQUIP. TOTAL COST REMARKS Carbon Dioxide Sensor 40 ea $ 250 $ 100 $ 9,760 $ 4,824 $ $ 14,584 Programming 40 ea $ 400 $ $ 19,296 $ $ 19,296 Wiring & Connection 40 ea $ 50 $ 120 $ 1,952 $ 5,789 $ $ 7,741 $ $ $ $ $ $ $ $ $ $ $ $ Subtotal 10% OH, 10% Profit 10% Contingency Total $ $ $ $ 41,621 4,162 4,162 49,940
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3 New Jersey BPU Energy Audits CHA #19860 Building: Kingwood Township School ECM11 Unit Ventilator Repair Building Footprint 67,519 SF Ex Occupied Clng Temp. 72 *F Ex Occupied Htg Temp. 72 *F #2 Oil Heat Content 140,000 btu/gal Ex Unoccupied Clng Temp. 80 *F Ex Unoccupied Htg Temp. 66 *F Building Balance Temp. 65 *F Occupied Cooling UA (32,744) btu/hr/ F Occupied Heating UA 12,815 btu/hr/ F Internal Gains 503,940 btu/h Unoccupied Cooling UA (20,421) btu/hr/ F Unoccupied Heating UA 12,815 btu/hr/ F Unoc Internal Gain factor 0.03 Cooling Occ Enthalpy Setpoint 26 Btu/lb Ave Occ Internal Gain Factor 0.7 Cooling Unocc Enthalpy Setpoint 26 Btu/lb Boiler Seasonal Efficiency 80% Percent sf Cooling 57% Proposed Cooling Energy is equal to Existing Cooling energy above the existing occupied cooling temperature. The economizer will bring in outside air to cool the space instead of generating cooling with electricity. Occupied EXISTING LOADS Unoccupied Avg Outdoor Existing Occupied Unoccupied Unoccupied Air Temp. Avg Outdoor Equipment Bin Equipment Bin Equipment Bin Envelope Load Ventilation Internal Gain Envelope Load Ventilation Internal Gain Bins F Air Enthalpy Hours Hours Hours BTUH Load BTUH BTUH BTUH Load BTUH BTUH A B C D E F G H I J Existing Proposed Cooling Energy Cooling Energy kwh kwh ,825 3,265, , , ,280 15, ,106 2,332, , , ,629 15, ,388 1,908, , , ,424 15,118 7,154 7, ,669 1,498, , , ,925 15,118 21,048 21, ,950 1,130, , ,118 44,296 44, , , , ,118 39,417 39, ,629 67, , ,118 9, , , ,758 12,815 6,496 15,118 1, , , ,758 76,888 38,979 15, , , , ,962 71,461 15, , , , , ,943 15, , , , , ,425 15, ,072 1,085, , , ,907 15, ,145 1,255, , , ,389 15, ,219 1,424, , , ,871 15, ,293 1,594, , , ,353 15, ,367 1,764, , , ,835 15, ,440 1,933, , , ,317 15, ,514 2,103, , , ,799 15, ,588 2,273, , , ,282 15, ,661 2,442, , , ,764 15, ,735 2,612, , , ,246 15, ,050,809 2,782, , , ,728 15, TOTALS 8,760 2,607 6, , ,699 Existing Building Ventilation & Infiltration (occ) Existing Building Ventilation & Infiltration (unocc) 31,415 cfm 6,015 cfm Savings 10,826 $1,083 (kwh) ($)
4 New Jersey BPU Energy Audits CHA #19860 Building: Kingwood Township School Multipliers ECM11 Unit Ventilator Repair Material: 0.98 Labor: 1.21 Equipment: 1.07 UNIT COSTS SUBTOTAL COSTS QTY UNIT MAT. LABOR EQUIP. MAT. LABOR EQUIP. TOTAL COST REMARKS $0 Split System Unit Ventilators to be connect and controlled by ddc 17 ea $ 2,800 $ 47,600 $ $ $47,600 Unit Ventilators connect and control by DDC 10 ea $ 2,900 $ 29,000 $ $ $29,000 Repair dampers, seals, and actuators 27 ea $ 250 $ 320 $ 6,588 $ 10,420 $ $17,008 $ $ $ $0 Programming 27 ea $ 400 $ $ 13,025 $ $13,025 $ $ $ $0 $ $ $ $0 $0 Subtotal 10% OH, 10% Profit 10% Contingency Total $106,633 $ 10,663 $ 10,663 $ 127,960
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6 New Jersey BPU Energy Audits CHA #19860 Building: Kingwood Township School ECM12 Increase Roof Insulation Existing Roof Area 67,519 sf Existing R Existing Uvalue 0.06 Btu/hr/(sf*F) Proposed R Proposed Uvalue 0.03 Btu/hr/(sf*F) #2 Oil Heat Content 140,000 Btu/lb Cooling EER Existing Cooling Existing Heating Existing Cooling Load Temp Diff. 73 F Existing Heating Load Temp Diff. 72 F Existing Heating Total 662,936,135 Btu/yr Existing Max. Roof Cooling Load 302,757 Btu/hr Existing Max. Roof Heating Load 298,610 Btu/hr Proposed Heating Total 345,031,978 Btu/yr Savings 317,904,157 Btu/yr Proposed Cooling Proposed Heating Input 2,271 Gallons Proposed Cooling Load 157,573 Btu/hr Proposed Heating Load 155,415 Btu/hr Existing Cooling Total 11,080,473 BTU/yr Occupied Cooling Setpoint 72 F Occupied Heating Setpoint 72 F Proposed Cooling Total 5,766,947 BTU/yr Unoccupied Cooling Setpoint 77 F Unoccupied Heating Setpoint 66 F Savings 531 kwh Percent sf Cooling 57% Existing Equipment Bin Hours Occupied Equipment Bin Hours Unoccupied Equipment Bin Hours Occupied Unoccupied Avg Outdoor Air Existing Heat Proposed Heat Existing Heat Proposed Existing Proposed Existing Proposed Existing Cooling Existing Heating Proposed Cooling Proposed Temp. Bins F Gain Gain Loss Heat Loss Heat Gain Heat Gain Heat Loss Heat Loss Load Load Load Heating Load (Btu/hr) (Btu/hr) (Btu/hr) (Btu/hr) (Btu/hr) (Btu/hr) (Btu/hr) (Btu/hr) BTU/yr (Btu/yr) BTU/yr (Btu/yr) ,126 60, ,219 50, ,389 49, ,482 39, , , ,652 38, ,745 28, ,062, ,073, ,916 28, ,008 17, ,231, ,722, ,179 17, ,272 6, ,598, ,995, ,442 6, ,295, ,194, ,295 4, ,639, , ,032 15, ,147 2, ,866, ,135, ,768 25, ,884 12, ,932, ,578, ,505 36, ,621 23, ,816, ,559, ,242 47, ,358 34, ,995, ,418, ,979 58, ,095 45, ,739, ,051, ,715 69, ,831 56, ,595, ,344, , ,452 79, ,568 66, ,101, ,396, ,189 90, ,305 77, ,025, ,866, , , ,042 88, ,267, ,846, , , ,779 99, ,942, ,993, , , , , ,365, ,242, , , , , ,263, ,862, , , , , ,728, ,981, , , , , ,654, ,902, , , , , , , , , TOTALS 8,760 2,607 6,153 19,432, ,936,135 10,113, ,031,978
7 New Jersey BPU Energy Audits CHA #19860 Building: Kingwood Township School ECM12 Increase Roof Insulation Multipliers Material: 0.98 Labor: 1.21 Equipment: 1.07 Description QTY UNIT UNIT COSTS SUBTOTAL COSTS MAT. LABOR EQUIP. MAT. LABOR EQUIP. TOTAL COST REMARKS $ $ $ $ Addition of 3" R15 67,519 sf $ 1.47 $ $ 96,871 $ 35,828 $ $ 132,699 $ $ $ $ NOTE: This ECM does not include a roof $ $ $ $ replacement. This is the cost for insulation $ $ $ $ only. $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ $ 132,699 Subtotal $ 26, % Contingency $ 13, % Contractor O&P $ Engineering $ 172,509 Total
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9 New Jersey BPU Energy Audits CHA #19860 Building: Kingwood Township School ECM13 All ECMs Associated with DDC Upgrade This ECM will include all savings associated with a full DDC system upgrade. Item Savings Elec. kwh Gallon Oil Clg kwh $ ECM2 Schedule Night Setback and Shutdown 86,033 4,415 $ 26,827 ECM10 Install Demand Controlled Ventilation 2,888 4,949 $ 9,080 ECM11 Unit Ventilator Repair 10,826 $ 1,786 Total Savings $ 37,693 Multipliers Material: 0.98 Labor: 1.21 Equipment: 1.07 Description QTY UNIT UNIT COSTS SUBTOTAL COSTS TOTAL COST REMARKS MAT. LABOR EQUIP. MAT. LABOR EQUIP. $ B17 RTU connect and control by DDC 1 ea $ 6,500 $ 6,500 $ $ $ 6,500 Split System Unit Ventilators to be connect and controlled by ddc 17 ea $ 2,800 $ 47,600 $ $ $ 47,600 Cafeteria Heating Unit connect and control by DDC 1 ea $ 7,800 $ 7,800 $ $ $ 7,800 Gym Heating Unit connect and control by DDC 1 ea $ 9,200 $ 9,200 $ $ $ 9,200 Unit Ventilators connect and control by DDC 10 ea $ 2,900 $ 29,000 $ $ $ 29,000 Exhaust Fan connect and control on D DC 10 ea $ 650 $ 6,500 $ $ $ 6,500 Unit Ventilator repair fix dampers, seals, and actuators 27 ea $ 250 $ 320 $ 6,588 $ 10,420 $ $ 17,008 $ $ $ $ Programming 40 ea $ 400 $ $ 19,296 $ $ 19,296 Carbon Dioxide Sensor 40 ea $ 250 $ 100 $ 9,760 $ 4,824 $ $ 14, ea $ 50 $ 120 $ 1,952 $ 5,789 $ $ 7,741 $ $ 165,229 Subtotal $ 16,523 10% Contingency $ 16,523 10% Contractor O&P 0% Engineering $ 198,274 Total
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25 Project Name: Kingwood Township School Project Number: Appendix T ECM1 15 years based on ASHRAE 2007 HVAC Applications Handbook 244,500 kwh gallons of oil ROI 0.85 ECM2 15 years based on ASHRAE 2007 HVAC Applications Handbook 1,558,500 kwh gallons of oil ROI 1.96 ECM3 15 years based on ASHRAE 2007 HVAC Applications Handbook 195,000 kwh 0 gallons of oil ROI 0.80 ECM4 25 years based on Fannie Mae Physcial Needs Assessment Guidance to the Property Evaluator 40,000 kwh gallons of oil ROI 0.30 ECM5 30 years based on Fannie Mae Physcial Needs Assessment Guidance to the Property Evaluator 468,000 kwh gallons of oil ROI 1.34 ECM5A 30 years based on Fannie Mae Physcial Needs Assessment Guidance to the Property Evaluator 58,230 kwh 5970 gallons of oil ROI 1.28 ECM5B 30 years based on Fannie Mae Physcial Needs Assessment Guidance to the Property Evaluator 58,230 kwh 5970 gallons of oil ROI 0.36 ECM6 25 years based on Fannie Mae Physcial Needs Assessment Guidance to the Property Evaluator 725,000 kwh 0 gallons of oil ROI ECM7 25 years based on Fannie Mae Physcial Needs Assessment Guidance to the Property Evaluator 1,020,000 kwh 0 gallons of oil ROI 3.31 ECM7a 25 years based on Fannie Mae Physcial Needs Assessment Guidance to the Property Evaluator 325,000 kwh 0 gallons of oil ROI 6.29 ECM8 25 years based on Fannie Mae Physcial Needs Assessment Guidance to the Property Evaluator 1,502,500 kwh 0 gallons of oil ROI 4.27 ECM9 25 years based on ASHRAE 2007 HVAC Applications Handbook 0 kwh gallons of oil ROI 5.24 ECM10 15 years based on ASHRAE 2007 HVAC Applications Handbook 75,000 kwh gallons of oil ROI 1.73 ECM11 20 years based on ASHRAE 2007 HVAC Applications Handbook 216,000 kwh 0 gallons of oil ROI 0.72 ECM12 50 years based on Fannie Mae Physcial Needs Assessment Guidance to the Property Evaluator 25,000 kwh gallons of oil ROI 0.91
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