TRACE 700 - LEED Final exam

TRACE 700 - LEED Final exam

46 questions

  1. Which of the following is NOT a key detail to determine baseline building parameters?

    		The Climate Zone
    		The size of the proposed building
    		The construction components of the proposed building
    		The type of heating in the proposed building
    		The number of stories of the proposed building

  2. Where is the building's window to wall ratio determined in TRACE 700?

    		Design Reports
    		Energy Reports
    		Detailed Reports
    		Entered Values Reports

  3. If the example file in the training was 24,000 square feet, what system type would be selected for the baseline building?

    		System 1
    		System 3
    		System 5
    		System 7

  4. Which of the following can have the most dramatic effect on LEED points for the amount of time to find and enter the data?

    		Cogeneration plants
    		Biquadratic curves
    		Ice Storage
    		Rate Structure
    		Not Enough information to know

  5. If any given baseline building uses 110,000 kw-hr of energy and the proposed building uses 75,000 kw-hr of energy, what is the number of LEED points the project will earn?

    		9
    		10
    		11
    		Not enough information to tell

  6. If an uncovered 10,000 square foot parking lot is modeled in the proposed building with a peak power of 1 KW, what percentage of energy is saved versus the baseline building?

     

    50%

    33%

    0%, the lighting remains the same

    It depends on the scheduling

  7. For chilled water systems in the baseline building, primary-secondary pumping systems are allotted 22 W/gpm

  8. If a packaged efficiency is listed as 10 EER and it includes the Compressor, supply fan power, and condenser fan power. What is the compressor only power if the supply fan uses .1 kw/ton and the condenser uses .055 kw/ton?

     

    Hint: 12/EER = Kw/Ton

    1.2 Kw/ton

    .945 kw/ton

    1.045 kw/ton

  9. If the baseline building has a VAV system that receives no fan filter credit and has a cfm of 20,000 cfm, what is the supply fan power allotment for that system?

    		6 KW
    		15.4 KW
    		21 KW
    		28 KW

  10. For Climate zone 4, a building has 22% glass: Which of the following would be appropriate for the baseline building's glass properties?

    		SHGC = .4
    		U = .6
    		SC = .46
    		SC = .346

  11. How many times must the baseline building be calculated for the performance rating method?

    Once only.

    Twice. Calculate the actual orientation and an additional rotation of 180 degrees.

    Four times. Calculate the actual orientation and 90, 180, and 270 degree variations.

  12. For packaged equipment, std 90.1 only specifies the packaged efficiency. It is up to the modeler to determine what component gets what part of the power.

  13. If the baseline building has a VAV system that receives no fan filter credit and has a design cfm of 20,000 cfm, what is the supply fan power at 10,000 cfm?

    		4.5 KW
    		6.3 KW
    		10.5 KW
    		15 KW

  14. Which of the following is NOT a LEED automated feature of TRACE 700?

    		Automatically rotate the building
    		LEED fan power calculations
    		90.1-2007 equipment defined
    		Compressor Breakout (for packaged equipment)
    		90.1-2007 walls
    		90.1-2007 Glass libraries

  15. Under what conditions should a user model a 50% efficient total enthalpy wheel required in the baseline building?

    For spaces with greater than 70% outside air

    For systems with design air volumes greater than 5000 cfm

    For systems with either 5000 cfm of design air OR 70% or greater percent outside air

    Systems with over 5000 cfm design airflow AND 70% or greater outside air.

  16. If receptacles are not specified in detail, what percentage of the baseline COST is required for receptacles?

    10%

    15%

    25%

    30%

  17. APPENDIX G requires that  building design days are determined by ASHRAE 1% weather for cooling and ASHRAE 99.6% weather for heating (or historical data)

  18. If the proposed building design is complete, which building should generally be modeled first?

    The Baseline Building

    The Proposed buildling

  19. What is the simplest way to model optimum start in TRACE 700?

    		Select "Available 100%" under Create Systems, options, advanced options, and optimum start
    		Select "Available 100%" under Create Systems, options, advanced options, for both Optimum start and optimum stop.
    		Create a schedule telling optimum start when to operate. Then select that schedule under Create systems, options, advanced options (in the optimum start field)
    		Let TRACE 700 do this for you automatically based on the system CFM.

  20. Where do you enable TRACE 700 to simulate full year weather?

    		TRACE 700 uses full year weather by default
    		Under the Actions menu and "Change Load Parameters"
    		Under the Actions menu and "Change Energy Parameters"
    		In "Select Weather information"
    		Under Libraries --> import weather

  21. If there is something that cannot be modeled in the software, which of the following is acceptable?

    		Omit the parameters
    		Remove the item in both the baseline building and the proposed building.
    		Model a Thermodynamically similar method

  22. Which of the following can be used to determine the Climate zone knowing simply the zip code?

    		The Climatezoner at energy-models.com
    		Appendix B in 90.1-2007
    		Appendix C in 90.1-2007
    		The Climate zone map in ASHRAE std 90.1-2007

  23. After completing a TRACE 700 file for LEED, which of the following should you send to share the file with a colleague on a separate computer, in a separate office?

    		The .TAF file and the weather file
    		A .zip TRACE file
    		A .TRC file and the weather file
    		The .TRC file and the weather file
    		A .TAF file

  24. The baseline building is automatically rotated by TRACE 700 under what inputs?

    		This happens automatically to the 2nd alternative
    		By selecting "Link coil capacities to plant sizes" under the Actions menu and "change energy parameters"
    		By selecting the use PRM fan calculations under Energy parameters
    		By checking the appropriate box after selecting the performance rating method in the calculate screen

  25. Which of the following reports is the quickest way to determine the total number of unmet hours?

    		Energy Cost Budget/PRM summary Report
    		Performance Rating Method Details
    		Building Temperature Profile
    		System Checksums

  26. The maximum number of heating plants is 10

  27. The maximum number of cooling plants is 20

  28. If a baseline chiller plant is 3600 tons, how many chillers of what size should be modeled?

    two Chillers at 1800 tons each

    Four chillers at 900 tons each

    5 chillers at 720 tons each

    4 chillers at 800 tons and 1 chiller at 400 tons

  29. Which of the following is NOT something that is often done in the baseline building?

    		Create Parametric runs to change the "azimuth" of the building to the four cardinal directions
    		Create the baseline file by saving the proposed building file to a new file
    		Import or create 90.1 library members to use for walls, roofs and windows in the baseline building
    		Create a new rate structure for the baseline building
    		Determine the baseline interior lighting power density from table 9.5.1 or 9.6.1 in ASHRAE STD 90.1

  30. If a component/measure cannot be modeled in the proposed building, what are your two options?

    Use an exceptional calculation method

    make an estimate and implement that in the software

    Do not model the component

    Use a "thermodynamically similar" component

  31. When modeling the proposed buildings, the minimum requirements of a LEED building should already be met in the proposed design.

  32. How should a user enter the equipment size in the proposed building?

    Enter the equipment size as 100% or using the designed safety factor

    Enter the EXACT tonnage determined by the original load calculations

    Enter the EXACT equipment tonnage or btus per the design documents.

  33. If the proposed building contained daylighting and external/internal shading devices, what would the baseline building contain?

    Both daylighting and shading devices but with 90.1 values

    The exact same daylighting and shading values

    Just daylighting values with parameters defined in std 90.1

    Just shading devices that match the proposed building identically

    No daylighting and No shading devices

  34. A baseline system has 4000 cfm of ventilation, which of the following spaces most closely meets the rules for spaces requiring demand control ventilation?

    500 sq ft room with 20 people

    10,000 sq ft room with 300 people

    a 400 sq ft room with 20 people

  35. For baseline systems 1-4, a 2 floor building with 10 thermal blocks would have 10 systems modeled.

  36.  

    For baseline systems 5-8, a 2 floor building with 10 thermal blocks would have 10 systems modeled in the baseline model.

  37. The baseline building allows power consumption for Domestic hot water (at efficiency values specifed in section 7 of 90.1), even if there is no domestic hot water in the proposed building.

  38. When Selecting packaged efficiency in TRACE 700 (under create plants), it is most important to do what in a LEED model?

    		One must convert it to the kw/ton of the compressor only
    		Select the controls button and complete the necessary options.
    		Click the "Packaged Energy Breakout" button and select the fans that are included within the packaged efficiency

  39. When Creating thermal blocks, which of the following is NOT a benefit?

    		Thermal blocks allow the simulation to complete in less time
    		Thermal blocks allow a user to create a lower number of systems and plants in the baseline building
    		Thermal blocks use larger equipment, which is more efficient and therefore uses less energy in the baseline building
    		Thermal blocks statistically yield lower unmet hours

  40. Which of the following is specifically important to the LEED report?

    		Internal Loads Templates
    		Construction Template
    		Room Template
    		Airflows Template

  41. In general, what is the only parameter to change on the internal loads template in the baseline building?

    		The Lighting Schedule
    		The lighting power density
    		The latent heat/person
    		The Misc Loads/Receptacles

  42. The course was about LEED and TRACE 700 (the answer is true). 

  43. Which of the following is allowable regarding unmet hours?

    		Proposed Building: 5 unmet hours, baseline building: 100 unmet hours
    		Proposed Building: 100 unmet hours, baseline building: 310 unmet hours
    		Proposed Building: 305 unmet hours, baseline building: 298 unmet hours
    		Proposed Building: 100 unmet hours, baseline building: 0 unmet hours

  44. Which of the following is NOT required for the VAV system in the baseline building?

    		Supply air temperature reset with a maximum reset of 5 degrees
    		Demand control Ventilation
    		.4 cfm/sq feet for the VAV minimum
    		The 90.1 VAV fan curve implemented in the model

  45. When you have a file EXACTLY where you want it, what should you be done to ensure that you can recalculate and get the same results in the future?

    		Save the file, and place it in a folder with the full year weather file
    		Archive the file and keep a copy of the full year weather file
    		Put the .trc file in it's own folder, then calculate the file. Afterwords, "zip" the folder that contains the file and the results files.

  46. When submitting reports, which of the following is the WORST idea?

    		Submit all reports to make sure that you do not miss anything.
    		Organize the reports into zip files with the most relevant reports properly labeled
    		Submit the requested reports per LEED online
    		Submit only the LEED report, the ECB report, PRM summary, Energy summary, and the entered values report