5 Which of the following is NOT an instrument that can be used to assess both HVAC systems and the building envelope during an energy andit Paychrometer b Blower door e Combustion analyzer d Chemical smoke 6 Which of the following economic analysis methods does NOT consider the time value of money Present worth analysis b Life cycle cost c Simple payback period d Savings to investment ratio 7 What would be the best purpose of an anemometer during an energy audit a Measure the wet bulb temperature b Measure the air pressure in a supply air duct c Measure the humidity in the outside air supply d Measure the air velocity from the vent 8 Which of the following is a potential application for an infrared camera a Finding faulty electrical connections b Determining areas of heat loss from a building Identifying mechanical faults such as excessive bearing friction d All of the above 9 The type of audit to perform can be based on the following factors EXCEPT a Funding available for the audit b Type of facility c Time of the year d Required accuracy for the audit information 10 To judge the attractiveness of any investment, the energy auditor mest consider Initial capital cost b Net operating cash inflows 0 Salvage value d All of the above II The present value of $1,000 in 12 years' time at an interest rate of 10 is a $25943 b S6823 7 C$3499 4 d $12000 12 Which of the following is used for non contact measurement of temperature Thermocouples b Infrared thermometer c Leaf type contact probe d All of the above 13 A waste heat recovery system costs $14000 and 52000 per year to operate and maintain If the mud savings is $4000, the payback period will be 7 years 2 7 years c 3 years d 10 years 14 Given the following data, calculate the HDD for the week Average Day Sunday Monday Tuesday Wednesday Thursday Friday Saturday 10 (C) (C) 6C 1 (C) 42 7 a 233 31 degree days 171 31 degree days b 86 31 degree days d 303 31 degree days 15 Which of the following descriptions of an energy audit process is most like a Type IILaadit a An analysis of historical utility bills and benchmarking of the Energy Use Index to other buildings b An analysis of current energy use and cost with a walk through of the building to identity low and no cost energy efficiency measures c Field testing and measurement of systems is carried out to calculate the potential savings of the energy conservation measures and determine their costs Computer simulation of the building may be performed d A detailed survey of the building with an analysis of energy end uses and calculation of the potential costs and savings of the possible energy conservation measures 16 An energy saving device will save $25,000 per year for 8 years How much can a company pay for this device if the interest rate (discount rate) is 12 b $173000 d 577060 c $124190 $10000 17 Which of the following could be used to detect failed steam trap a Ultrasonic receiver b Vibration analyzer c Combustion analyzer d All of the above IR The typical rampes of concentrations of Co, in the combustion product of furnaces, boilers, or other fossil fuel burning machines is 0 20 40 60 h 21 40 d Over 60 1 The process of gathering preliminary data on a facility include the following EXCEPT 1 Analysis of bills h Equipment list 5 Geographie Location Degree Days Weather Data Presenting energy conservation measures 20 The change in the value of money is due to Interest c Botha and b b Inflation d None of the options SECTION B THEORY Instruction Please show your step by step calculation in the answer paper provided A single one heating unit is being used in a small office building A variable air volume system retroit be purchased and installed for a cost of $100 000 The retrofit system is estimated to save 500,000 kilowatt bours per year for its economic life of 12 years The company uses a minimum attractive rate of return (MARR) of 10 If the company pays $0 0 per kWh for electricity and the system will not have a salvage value at the end of its life Determine if the company should approve this installation using IL III Net Present Value (NPV) Internal Rate of Return (IRR) Savings to Investment Ratio (SIR) 10 points) 10 points) 10 points) Please give the reason for your conclusion for cach method 5 Which of the following is NOT an instrument that can be used to assess both HVAC systems and the building envelope during an energy andit Paychrometer b Blower door e Combustion analyzer d Chemical smoke 6 Which of the following economic analysis methods does NOT consider the time value of money Present worth analysis b Life cycle cost c Simple payback period d Savings to investment ratio 7 What would be the best purpose of an anemometer during an energy audit a Measure the wet bulb temperature b Measure the air pressure in a supply air duct c Measure the humidity in the outside air supply d Measure the air velocity from the vent 8 Which of the following is a potential application for an infrared camera a Finding faulty electrical connections b Determining areas of heat loss from a building Identifying mechanical faults such as excessive bearing friction d All of the above 9 The type of audit to perform can be based on the following factors EXCEPT a Funding available for the audit b Type of facility c Time of the year d Required accuracy for the audit information 10 To judge the attractiveness of any investment, the energy auditor mest consider Initial capital cost b Net operating cash inflows 0 Salvage value d All of the above II The present value of $1,000 in 12 years' time at an interest rate of 10 is a $25943 b S6823 7 C$3499 4 d $12000 12 Which of the following is used for non contact measurement of temperature Thermocouples b Infrared thermometer c Leaf type contact probe d All of the above 13 A waste heat recovery system costs $14000 and 52000 per year to operate and maintain If the mud savings is $4000, the payback period will be 7 years 2 7 years c 3 years d 10 years 14 Given the following data, calculate the HDD for the week Average Day Sunday Monday Tuesday Wednesday Thursday Friday Saturday 10 (C) (C) 6C 1 (C) 42 7 a 233 31 degree days 171 31 degree days b 86 31 degree days d 303 31 degree days 15 Which of the following descriptions of an energy audit process is most like a Type IILaadit a An analysis of historical utility bills and benchmarking of the Energy Use Index to other buildings b An analysis of current energy use and cost with a walk through of the building to identity low and no cost energy efficiency measures c Field testing and measurement of systems is carried out to calculate the potential savings of the energy conservation measures and determine their costs Computer simulation of the building may be performed d A detailed survey of the building with an analysis of energy end uses and calculation of the potential costs and savings of the possible energy conservation measures 16 An energy saving device will save $25,000 per year for 8 years How much can a company pay for this device if the interest rate (discount rate) is 12 b $173000 d 577060 c $124190 $10000 17 Which of the following could be used to detect failed steam trap a Ultrasonic receiver b Vibration analyzer c Combustion analyzer d All of the above IR The typical rampes of concentrations of Co, in the combustion product of furnaces, boilers, or other fossil fuel burning machines is 0 20 40 60 h 21 40 d Over 60 1 The process of gathering preliminary data on a facility include the following EXCEPT 1 Analysis of bills h Equipment list 5 Geographie Location Degree Days Weather Data Presenting energy conservation measures 20 The change in the value of money is due to Interest c Botha and b b Inflation d None of the options SECTION B THEORY Instruction Please show your step by step calculation in the answer paper provided A single one heating unit is being used in a small office building A variable air volume system retroit be purchased and installed for a cost of $100 000 The retrofit system is estimated to save 500,000 kilowatt bours per year for its economic life of 12 years The company uses a minimum attractive rate of return (MARR) of 10 If the company pays $0 0 per kWh for electricity and the system will not have a salvage value at the end of its life Determine if the company should approve this installation using IL III Net Present Value (NPV) Internal Rate of Return (IRR) Savings to Investment Ratio (SIR) 10 points) 10 points) 10 points) Please give the reason for your conclusion for cach method

Question

5  Which of the following is NOT an instrument that can be used to assess both HVAC systems and the building envelope during an energy andit    Paychrometer b  Blower door e Combustion analyzer d  Chemical smoke 6  Which of the following economic analysis methods does NOT consider the time value of money  Present worth analysis b  Life cycle cost c  Simple payback period d  Savings to investment ratio   7  What would be the best purpose of an anemometer during an energy audit  a  Measure the wet bulb temperature b  Measure the air pressure in a supply air duct c  Measure the humidity in the outside air supply d  Measure the air velocity from the vent 8  Which of the following is a potential application for an infrared camera  a  Finding faulty electrical connections b  Determining areas of heat loss from a building Identifying mechanical faults such as excessive bearing friction d  All of the above 9  The type of audit to perform can be based on the following factors EXCEPT a Funding available for the audit b  Type of facility c Time of the year  d  Required accuracy for the audit information 10  To judge the attractiveness of any investment, the energy auditor mest consider Initial capital cost b  Net operating cash inflows 0  Salvage value d  All of the above II  The present value of $1,000 in 12 years' time at an interest rate of 10  is a $25943 b S6823 7 C$3499 4 d  $12000 12  Which of the following is used for non contact measurement of temperature Thermocouples b  Infrared thermometer c  Leaf type contact probe d  All of the above 13  A waste heat recovery system costs $14000 and 52000 per year to operate and maintain  If the mud savings is $4000, the payback period will be 7 years 2 7 years c  3 years d  10 years 14  Given the following data, calculate the HDD for the week Average Day Sunday Monday Tuesday Wednesday Thursday Friday Saturday  10 (C)   (C)  6C  1 (C) 42  7 a 233 31 degree days 171 31 degree days b  86 31 degree days d  303 31 degree days 15  Which of the following descriptions of an energy audit process is most like a Type IILaadit  a  An analysis of historical utility bills and benchmarking of the Energy Use Index to other buildings b  An analysis of current energy use and cost with a walk through of the building to identity low and no cost energy efficiency measures  c  Field testing and measurement of systems is carried out to calculate the potential savings of the energy conservation measures and determine their costs  Computer simulation of the building may be performed d  A detailed survey of the building with an analysis of energy end uses and calculation of the potential costs and savings of the possible energy conservation measures 16  An energy saving device will save $25,000 per year for 8 years  How much can a company pay for this device if the interest rate (discount rate) is 12   b  $173000 d 577060 c  $124190 $10000 17  Which of the following could be used to detect failed steam trap  a Ultrasonic receiver b  Vibration analyzer c  Combustion analyzer d  All of the above IR The typical rampes of concentrations of Co, in the combustion product of furnaces, boilers, or other fossil fuel burning machines is 0 20  40 60 h 21 40  d  Over 60  1  The process of gathering preliminary data on a facility include the following EXCEPT 1  Analysis of bills h  Equipment list 5  Geographie Location Degree Days Weather Data Presenting energy conservation measures 20  The change in the value of money is due to   Interest c  Botha and b b  Inflation d  None of the options SECTION B  THEORY Instruction  Please show your step by step calculation in the answer paper provided A single one heating unit is being used in a small office building A variable air volume system retroit be purchased and installed for a cost of $100 000  The retrofit system is estimated to save 500,000 kilowatt bours per year for its economic life of 12 years  The company uses a minimum attractive rate of return (MARR) of 10   If the company pays $0 0  per kWh for electricity and the system will not have a salvage value at the end of its life  Determine if the company should approve this installation using IL III Net Present Value (NPV) Internal Rate of Return (IRR) Savings to Investment Ratio (SIR)  10 points)  10 points)  10 points) Please give the reason for your conclusion for cach method  5  Which of the following is NOT an instrument that can be used to assess both HVAC systems and the building envelope during an energy andit    Paychrometer b  Blower door e Combustion analyzer d  Chemical smoke 6  Which of the following economic analysis methods does NOT consider the time value of money  Present worth analysis b  Life cycle cost c  Simple payback period d  Savings to investment ratio   7  What would be the best purpose of an anemometer during an energy audit  a  Measure the wet bulb temperature b  Measure the air pressure in a supply air duct c  Measure the humidity in the outside air supply d  Measure the air velocity from the vent 8  Which of the following is a potential application for an infrared camera  a  Finding faulty electrical connections b  Determining areas of heat loss from a building Identifying mechanical faults such as excessive bearing friction d  All of the above 9  The type of audit to perform can be based on the following factors EXCEPT a Funding available for the audit b  Type of facility c Time of the year  d  Required accuracy for the audit information 10  To judge the attractiveness of any investment, the energy auditor mest consider Initial capital cost b  Net operating cash inflows 0  Salvage value d  All of the above II  The present value of $1,000 in 12 years' time at an interest rate of 10  is a $25943 b S6823 7 C$3499 4 d  $12000 12  Which of the following is used for non contact measurement of temperature Thermocouples b  Infrared thermometer c  Leaf type contact probe d  All of the above 13  A waste heat recovery system costs $14000 and 52000 per year to operate and maintain  If the mud savings is $4000, the payback period will be 7 years 2 7 years c  3 years d  10 years 14  Given the following data, calculate the HDD for the week Average Day Sunday Monday Tuesday Wednesday Thursday Friday Saturday  10 (C)   (C)  6C  1 (C) 42  7 a 233 31 degree days 171 31 degree days b  86 31 degree days d  303 31 degree days 15  Which of the following descriptions of an energy audit process is most like a Type IILaadit  a  An analysis of historical utility bills and benchmarking of the Energy Use Index to other buildings b  An analysis of current energy use and cost with a walk through of the building to identity low and no cost energy efficiency measures  c  Field testing and measurement of systems is carried out to calculate the potential savings of the energy conservation measures and determine their costs  Computer simulation of the building may be performed d  A detailed survey of the building with an analysis of energy end uses and calculation of the potential costs and savings of the possible energy conservation measures 16  An energy saving device will save $25,000 per year for 8 years  How much can a company pay for this device if the interest rate (discount rate) is 12   b  $173000 d 577060 c  $124190 $10000 17  Which of the following could be used to detect failed steam trap  a Ultrasonic receiver b  Vibration analyzer c  Combustion analyzer d  All of the above IR The typical rampes of concentrations of Co, in the combustion product of furnaces, boilers, or other fossil fuel burning machines is 0 20  40 60 h 21 40  d  Over 60  1  The process of gathering preliminary data on a facility include the following EXCEPT 1  Analysis of bills h  Equipment list 5  Geographie Location Degree Days Weather Data Presenting energy conservation measures 20  The change in the value of money is due to   Interest c  Botha and b b  Inflation d  None of the options SECTION B  THEORY Instruction  Please show your step by step calculation in the answer paper provided A single one heating unit is being used in a small office building A variable air volume system retroit be purchased and installed for a cost of $100 000  The retrofit system is estimated to save 500,000 kilowatt bours per year for its economic life of 12 years  The company uses a minimum attractive rate of return (MARR) of 10   If the company pays $0 0  per kWh for electricity and the system will not have a salvage value at the end of its life  Determine if the company should approve this installation using IL III Net Present Value (NPV) Internal Rate of Return (IRR) Savings to Investment Ratio (SIR)  10 points)  10 points)  10 points) Please give the reason for your conclusion for cach method

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5. Which of the following is NOT an instrument that can be used to assess both HVAC systems and the building envelope during an energy

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