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3 Elements required Fuel, Oxygen, Heat
for combustion
3 Forms of Heat Convection, Conduction, Radiation
Transfer
Length of time that a combustion appliance
5 minutes
should run to achieve"Steady State Efficiency"
Amount of permissible time after ignition that
60 Seconds
spillage is allowable from the flue.
AFUE Annual Fuel Utilization Efficiency
AFUE (Annual Fuel Efficiency of unit in operation (with
Utilization Efficiency) starts/stops) UNIT ONLY
Backdrafting Continuous Spillage
Boiler Used in hydronic and steam systems
Calculating BAS 1) Calculate BAS based on Volume, then 2)
(Building Airflow calculate based on Occupancy, then 3) Take
Standard) the higher of the two standards
Colorless, odorless, tasteless and DEADLY-is
Carbon Monoxide
the result of incomplete combustion
Category I includes True
natural draf and fan
assisted draft
Category I vents, True
under normal
conditions, will have
NEGATIVE draft
pressure
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Category IV includes True
"Power vented" and
"sealed combustion"
Category IV includes False
Sealed combustion
and Fan Induced
draft
Category IV vents, True
under normal
conditions, will have
POSITIVE pressure
CAZ Combustion Appliance Zone
CFM50 CFMn*NC
1) Disable appliance 2)Repair before
CO >35 ppm
proceeding
chemical reaction that involves the
Combustion
combination of a fuel with oxygen
Heat, Light, Nitrogen Oxides (NOx),
Combustion by-
Water/vapor, Carbon Dioxide, Carbon
products
MONOxide
Distribution Types Forced Air, Gravity, Hydronic, Steam
Movement of combusion by-products
Draft
through the flue and out of the building
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Draft heating should True
always be check for
spillage at the base of
the chimney liner or
flue
"Draft Measurement" False
is done in both
Category I and IV
heating systems.
Furnace Used in forced hot air system
Heat Load Used to measure appliance capacity
Heat Loss Total Seasonal Heat Loss
How Many BTUs in 1 3412
kWh?
How many BTUS in 1 100,000
Therm of Gas
Methods to Fuel type, Distribution type, Vent design and
differentiate Heating General Condition
Systems
NC "N" Correction factor from LBL charts
Occupancy BAS Required Airflow = 15 cfm * # of occupants
One inch of Water 250 Pascals
Column
TOTAL system efficiency. AFUE PLUS distrib
Seasonal Efficiency
losses, average over course of heatin season
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Vent draft pressure False
should be measured
before the appliance
reaches steady state.
Volume BAS .35 * Volume/60
What is the order of Smallest BTU input rating to highest
testing when a
chimney is shared by
mutiple appliances?
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1 of 59 #$%$%$^$@**#&^#*&&%(%%^&*() 1 #$%$%$^$@**#&^#*&&%(%%^&*()
3 Elements required Fuel, Oxygen, Heat
for combustion
3 Forms of Heat Convection, Conduction, Radiation
Transfer
Length of time that a combustion appliance
5 minutes
should run to achieve"Steady State Efficiency"
Amount of permissible time after ignition that
60 Seconds
spillage is allowable from the flue.
AFUE Annual Fuel Utilization Efficiency
AFUE (Annual Fuel Efficiency of unit in operation (with
Utilization Efficiency) starts/stops) UNIT ONLY
Backdrafting Continuous Spillage
Boiler Used in hydronic and steam systems
Calculating BAS 1) Calculate BAS based on Volume, then 2)
(Building Airflow calculate based on Occupancy, then 3) Take
Standard) the higher of the two standards
Colorless, odorless, tasteless and DEADLY-is
Carbon Monoxide
the result of incomplete combustion
Category I includes True
natural draf and fan
assisted draft
Category I vents, True
under normal
conditions, will have
NEGATIVE draft
pressure
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, BPI Building Analyst Exam Bank
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Category IV includes True
"Power vented" and
"sealed combustion"
Category IV includes False
Sealed combustion
and Fan Induced
draft
Category IV vents, True
under normal
conditions, will have
POSITIVE pressure
CAZ Combustion Appliance Zone
CFM50 CFMn*NC
1) Disable appliance 2)Repair before
CO >35 ppm
proceeding
chemical reaction that involves the
Combustion
combination of a fuel with oxygen
Heat, Light, Nitrogen Oxides (NOx),
Combustion by-
Water/vapor, Carbon Dioxide, Carbon
products
MONOxide
Distribution Types Forced Air, Gravity, Hydronic, Steam
Movement of combusion by-products
Draft
through the flue and out of the building
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, BPI Building Analyst Exam Bank
BPI Building Analyst Exam (8 files merged).pdf #$%$%$^$@**#&^#*&&%(%%^&*()
3 of 59 #$%$%$^$@**#&^#*&&%(%%^&*() 3 #$%$%$^$@**#&^#*&&%(%%^&*()
Draft heating should True
always be check for
spillage at the base of
the chimney liner or
flue
"Draft Measurement" False
is done in both
Category I and IV
heating systems.
Furnace Used in forced hot air system
Heat Load Used to measure appliance capacity
Heat Loss Total Seasonal Heat Loss
How Many BTUs in 1 3412
kWh?
How many BTUS in 1 100,000
Therm of Gas
Methods to Fuel type, Distribution type, Vent design and
differentiate Heating General Condition
Systems
NC "N" Correction factor from LBL charts
Occupancy BAS Required Airflow = 15 cfm * # of occupants
One inch of Water 250 Pascals
Column
TOTAL system efficiency. AFUE PLUS distrib
Seasonal Efficiency
losses, average over course of heatin season
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, BPI Building Analyst Exam Bank
BPI Building Analyst Exam (8 files merged).pdf #$%$%$^$@**#&^#*&&%(%%^&*()
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Vent draft pressure False
should be measured
before the appliance
reaches steady state.
Volume BAS .35 * Volume/60
What is the order of Smallest BTU input rating to highest
testing when a
chimney is shared by
mutiple appliances?
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BPI Building Analyst Exam (8 files merged) #$%$%$^$@**#&^#*&&%(%%^&*()
