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ASHRAE 130 08:2008 Edition

ASHRAE 130 08:2008 Edition

$21.13

ASHRAE Standard 130-2008 Methods of Testing Air Terminal Units (ANSI/ASHRAE Approved)

Published By Publication Date Number of Pages
ASHRAE 2008 22
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PDF Pages PDF Title
4 FOREWORD
FOREWORD
1. PURPOSE
1. PURPOSE
2. SCOPE
2. SCOPE
2.1 The methods of test in this standard apply to air control devices used in air distribution systems. These devices provide control of air volume with or without temperature control by one or more of the following means, and may or may not include …
2.1 The methods of test in this standard apply to air control devices used in air distribution systems. These devices provide control of air volume with or without temperature control by one or more of the following means, and may or may not include …
2.2 This standard covers test methods for use in determining the following performance characteristics:
2.2 This standard covers test methods for use in determining the following performance characteristics:
2.3 This standard does not cover individual control components or products addressed in other ASHRAE standards or methods of testing, including but not limited to, the standards listed in the reference section of this standard.
2.3 This standard does not cover individual control components or products addressed in other ASHRAE standards or methods of testing, including but not limited to, the standards listed in the reference section of this standard.
3. DEFINITIONS
3. DEFINITIONS
3.1 This section provides definitions of key terms used in this standard. For terms not defined below, refer to the definitions listed in ASHRAE Terminology of Heating, Ventilation, Air Conditioning, and Refrigeration.1
3.1 This section provides definitions of key terms used in this standard. For terms not defined below, refer to the definitions listed in ASHRAE Terminology of Heating, Ventilation, Air Conditioning, and Refrigeration.1
6 3.2 The following nomenclature is used throughout this test method:
3.2 The following nomenclature is used throughout this test method:
4. INSTRUMENTATION AND FACILITIES
4. INSTRUMENTATION AND FACILITIES
4.1 Temperature Measurement. Temperature-measuring instruments shall meet the requirements of ASHRAE Standard 41.1-1986 (RA 2006)2 and the following.
4.1 Temperature Measurement. Temperature-measuring instruments shall meet the requirements of ASHRAE Standard 41.1-1986 (RA 2006)2 and the following.
4.2 Pressure Measurement
4.2 Pressure Measurement
7 4.3 Airflow Measurement
4.3 Airflow Measurement
4.4 Electrical Measurement. Electrical measurements shall be made with the following instruments:
4.4 Electrical Measurement. Electrical measurements shall be made with the following instruments:
8 4.5 Temperature-, pressure-, and electrical-measuring instruments shall have been calibrated within the past year by comparison with a certified standard in the range of use or shall itself have been certified as to accuracy.
4.5 Temperature-, pressure-, and electrical-measuring instruments shall have been calibrated within the past year by comparison with a certified standard in the range of use or shall itself have been certified as to accuracy.
5. TEST METHODS
5. TEST METHODS
5.1 Total or Fan Volume Airflow Measurement
5.1 Total or Fan Volume Airflow Measurement
5.2 Primary Air Damper/Valve Leakage
5.2 Primary Air Damper/Valve Leakage
5.3 Primary Air Damper/Valve Minimum Operating Pressure
5.3 Primary Air Damper/Valve Minimum Operating Pressure
Figure 1 Test installation for total or fan volume airflow measurement.
Figure 1 Test installation for total or fan volume airflow measurement.
Figure 2 Test installation for primary air damper/valve leakage, backdraft damper and casing leakage, pressure-compensating control performance, and condensation determination.
Figure 2 Test installation for primary air damper/valve leakage, backdraft damper and casing leakage, pressure-compensating control performance, and condensation determination.
Figure 3 Test installation for primary air damper/valve minimum operating pressure.
Figure 3 Test installation for primary air damper/valve minimum operating pressure.
Figure 4 Test installation for temperature mixing and temperature stratification, and primary air damper/valve minimum operating pressure for series slow fan- powered terminals.
Figure 4 Test installation for temperature mixing and temperature stratification, and primary air damper/valve minimum operating pressure for series slow fan- powered terminals.
9 5.4 Casing Leakage
5.4 Casing Leakage
5.5 Dynamic Leakage
5.5 Dynamic Leakage
Figure 5 Test configuration for case leaking testing.
Figure 5 Test configuration for case leaking testing.
Figure 6 Test configuration for dynamic leakage testing.
Figure 6 Test configuration for dynamic leakage testing.
5.6 Airflow Sensor Performance–Straight Duct Conditions
5.6 Airflow Sensor Performance–Straight Duct Conditions
10 5.7 Airflow Sensor Performance—Inlet and Outlet Duct Variations
5.7 Airflow Sensor Performance—Inlet and Outlet Duct Variations
5.8 Temperature Mixing
5.8 Temperature Mixing
Figure 7 Test installation for inlet airflow sensor performance.
Figure 7 Test installation for inlet airflow sensor performance.
11 5.9 Temperature Stratification
5.9 Temperature Stratification
5.10 Sound
5.10 Sound
12 Figure 8 Test installation for discharge sound test for central terminals with discharge duct.
Figure 8 Test installation for discharge sound test for central terminals with discharge duct.
Figure 9 Test installation for discharge sound test for fan-powered and induction terminals.
Figure 9 Test installation for discharge sound test for fan-powered and induction terminals.
13 5.11 Electrical Power Measurements
5.11 Electrical Power Measurements
Figure 10 Test installation for discharge sound test for integral diffuser air terminal.
Figure 10 Test installation for discharge sound test for integral diffuser air terminal.
Figure 11 Test installation for discharge casing-radiated sound test for integral diffuser terminal.
Figure 11 Test installation for discharge casing-radiated sound test for integral diffuser terminal.
14 5.12 Condensation Determination
5.12 Condensation Determination
Figure 12 Test installation for casing-radiated sound test for terminals.
Figure 12 Test installation for casing-radiated sound test for terminals.
Figure 13 Test installation for inlet and radiated sound test for fan-powered and induction terminals.
Figure 13 Test installation for inlet and radiated sound test for fan-powered and induction terminals.
15 6. MODULATING DIFFUSER TERMINAL TESTING
6. MODULATING DIFFUSER TERMINAL TESTING
6.1 For primary air damper leakage test, refer to Section 5.2 of this standard.
6.1 For primary air damper leakage test, refer to Section 5.2 of this standard.
6.2 For primary air damper/valve minimum operating pressure test, refer to Section 5.3 of this standard.
6.2 For primary air damper/valve minimum operating pressure test, refer to Section 5.3 of this standard.
6.3 For pressure compensating control performance test (when required), refer to Appendix B of this standard.
6.3 For pressure compensating control performance test (when required), refer to Appendix B of this standard.
6.4 For inlet airflow sensor performance test (when the airflow sensor is an integral part of the test unit), refer to Section 5.7 of this standard.
6.4 For inlet airflow sensor performance test (when the airflow sensor is an integral part of the test unit), refer to Section 5.7 of this standard.
6.5 For discharge sound test, refer to Section 5.10 of this standard.
6.5 For discharge sound test, refer to Section 5.10 of this standard.
6.6 For electrical power measurement test (when appropriate), refer to Section 5.11 of this standard.
6.6 For electrical power measurement test (when appropriate), refer to Section 5.11 of this standard.
6.7 For condensation determination test, refer to Section 5.12 of this standard.
6.7 For condensation determination test, refer to Section 5.12 of this standard.
6.8 For throw test, refer to ASHRAE Standard 70.9 The throw test should be conducted with the damper in a full open position and any other damper position required. All damper positions should be noted in the test report.
6.8 For throw test, refer to ASHRAE Standard 70.9 The throw test should be conducted with the damper in a full open position and any other damper position required. All damper positions should be noted in the test report.
7. REFERENCES
7. REFERENCES
informative Appendix A Means of Airflow Rate Measurement
informative Appendix A Means of Airflow Rate Measurement
A1. general
A1. general
A2. ORIFICE METERS
A2. ORIFICE METERS
A2.1 Orifice meters shall be constructed in accordance with ASME Performance Test Code 19.5A-2 and shall be sized for a throat velocity not less than 3000 fpm (15 m/s) or more than 7000 fpm (35 m/s).
A2.1 Orifice meters shall be constructed in accordance with ASME Performance Test Code 19.5A-2 and shall be sized for a throat velocity not less than 3000 fpm (15 m/s) or more than 7000 fpm (35 m/s).
16 A3. MULTIPLE NOZZLE CHAMBER METER
A3. MULTIPLE NOZZLE CHAMBER METER
A3.1 Multiple nozzle chamber meters shall be constructed in accordance with ANSI/ASHRAE Standard 51-1999 (ANSI/AMCA 210-99).A-3
A3.1 Multiple nozzle chamber meters shall be constructed in accordance with ANSI/ASHRAE Standard 51-1999 (ANSI/AMCA 210-99).A-3
A4. VANE ANEMOMETER FLOW MEASURING SYSTEM
A4. VANE ANEMOMETER FLOW MEASURING SYSTEM
A4.1 One method of accurately measuring airflow rates with low pressure drop is to use a vane anemometer that has been calibrated in-situ against a certified standard to the required accuracy.
A4.1 One method of accurately measuring airflow rates with low pressure drop is to use a vane anemometer that has been calibrated in-situ against a certified standard to the required accuracy.
A4.2 The vane anemometer flow-measuring system consists of a straight length of duct with a propeller anemometer, humidity measuring instruments and a temperature probe inside (see Figure A-1). The duct has five diameters of inlet length, a flow stra…
A4.2 The vane anemometer flow-measuring system consists of a straight length of duct with a propeller anemometer, humidity measuring instruments and a temperature probe inside (see Figure A-1). The duct has five diameters of inlet length, a flow stra…
A4.3 Vane Anemometer Flowmeter Calibration Procedure
A4.3 Vane Anemometer Flowmeter Calibration Procedure
A5. Appendix A references
A5. Appendix A references
17 Figure A-1 Vane anemometer flow-measuring system.
Figure A-1 Vane anemometer flow-measuring system.
Figure A-2 Vane anemometer flowmeter calibration procedure.
Figure A-2 Vane anemometer flowmeter calibration procedure.
Figure A-3 Correct positioning of the vane in Figures A-1 and A-2.
Figure A-3 Correct positioning of the vane in Figures A-1 and A-2.
18 informative Appendix B Example for Measurement of Pressure-Compensation Control Performance
informative Appendix B Example for Measurement of Pressure-Compensation Control Performance
Figure B-1 Graphic depiction of Appendix-B example (using standard air).
Figure B-1 Graphic depiction of Appendix-B example (using standard air).
B1. Pressure-Compensating (Pressure Independent) Control Performance
B1. Pressure-Compensating (Pressure Independent) Control Performance
B1.1 This test is intended to measure the change in airflow caused by variations in the inlet duct static pressure of terminals with re-setable or preset volume controllers. The terminal to be tested shall be installed as shown in Figure 4. This test…
B1.1 This test is intended to measure the change in airflow caused by variations in the inlet duct static pressure of terminals with re-setable or preset volume controllers. The terminal to be tested shall be installed as shown in Figure 4. This test…
B1.2 An airflow-measuring means in accordance with Section 4.3 shall be connected to a straight section of ductwork that is connected to the primary air inlet of the terminal. The inlet static pressure shall be measured in accordance with Section 4.2…
B1.2 An airflow-measuring means in accordance with Section 4.3 shall be connected to a straight section of ductwork that is connected to the primary air inlet of the terminal. The inlet static pressure shall be measured in accordance with Section 4.2…
B2. STEPS for figure b-1
B2. STEPS for figure b-1
19 informative Appendix C Examples for Measurement of Mixing Efficiency
informative Appendix C Examples for Measurement of Mixing Efficiency
C1. Dual-Duct Terminal Example
C1. Dual-Duct Terminal Example
C2. Fan-Powered Terminal Example
C2. Fan-Powered Terminal Example
20 informative Appendix D Acoustically Isolated Duct
informative Appendix D Acoustically Isolated Duct
Figure D-1 Acoustically isolated rectangular duct.
Figure D-1 Acoustically isolated rectangular duct.
Figure D-2 Acoustically isolated round duct.
Figure D-2 Acoustically isolated round duct.

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