ASME PTC 11 08:2008 Edition

$98.04

ASME PTC 11 Fans

Published By	Publication Date	Number of Pages
ASME	2008	178

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Description

PDF Catalog

PDF Pages	PDF Title
4	CONTENTS
5	Figures
6	Tables
7	NOTICE
8	FOREWORD
10	COMMITTEE ROSTER
12	CORRESPONDENCE WITH THE PTC 11 COMMITTEE
14	1 Object and Scope 1- 1 OBJECT 1- 1.1 Objectives 1- 1.2 Principal Quantities 1- 1.3 Additional Quantities 1- 1.4 Other Quantities 1- 2 SCOPE
15	1- 3 APPLICABILITY 1- 4 UNCERTAINTY
16	2 Definitions of Terms, Symbols, and Their Descriptions 2- 1 SYMBOLS
21	2- 2 DEFINITIONS
23	2-2.4-1 Typical Input and Outlet Boundaries
24	2-2.4-2 Typical Input Power Boundaries
28	3 Guiding Principles 3- 1 INTRODUCTION 3- 2 PRIOR AGREEMENTS 3- 3 CODE PHILOSOPHY 3- 3.1 Fan Performance
31	3- 4 SYSTEM DESIGN CONSIDERATIONS 3- 5 INTERNAL INSPECTION AND MEASUREMENT OF CROSS SECTION
32	3- 6 TEST PERSONNEL 3- 6.1 Test Team 3- 7 POINT OF OPERATION 3- 8 METHOD OF OPERATION DURING TEST 3- 8.1 Manual Mode Operation 3- 9 INSPECTION, ALTERATIONS, AND ADJUSTMENTS
33	3- 10 INCONSISTENCIES 3- 11 MULTIPLE INLETS OR DUCTS 3- 12 PRELIMINARY TEST 3- 13 REFERENCE MEASUREMENTS
35	4 Instruments and Methods of Measurement 4- 1 GENERAL CONSIDERATIONS 4- 1.1 Accuracy 4- 2 TRAVERSE SPECIFICATIONS 4- 2.1 Quantities Measured by Traverse
37	4-2.2-1 Fan Room Pressure
38	4-2.4-1 Sampling Point Details (Rectangular Duct)
39	4-2.4-2 Sampling Point Details (Circular Duct)
40	4-2.4-3 Number of Traverse Points
41	4-2.5-1 Probe Orientation: Centrifugal Fans
42	4- 3 BAROMETRIC PRESSURE 4-2.5-2 Probe Orientation: Axial Fans
43	4- 4 TEMPERATURE 4- 4.1 Instruments 4- 4.5 Operation 4- 5 MOISTURE 4- 5.1 Instruments
44	4- 6 GAS COMPOSITION 4- 6.1 Instruments 4- 7 PRESSURE SENSING
45	4-7-1 Fechheimer Probe
46	4-7-2 Five-Hole Probe
47	4-7-3 Yaw and Pitch Planes 4-7-4 Yaw and Pitch Convention
48	4-7.1-1 Five-Hole Probe Photos
49	4-7.1-2 Prism Probe Cut-Away
50	4-7.3-1 Free Stream Nozzle Jet 4-7.3-2 Wind Tunnel
51	4-7.3-3 Free Stream
53	4- 8 PRESSURE INDICATING 4- 8.1 Instruments
54	4- 9 YAW AND PITCH 4- 9.1 Instruments
55	4-9.3-1 Pitch Angle, Ð¤, Versus Pitch Coefficient, CÐ¤
56	4-9.3-2 Velocity Pressure Coefficient, Kv, Versus Pitch Pressure Coefficient, CÐ¤ 4-9.3-3 Total Pressure Coefficient, Kt, Versus Pitch Pressure Coefficient, CÐ¤
57	4- 10 ROTATIONAL SPEED 4- 10.1 Instruments 4- 11 INPUT POWER 4- 11.1 Instruments
59	4-11.5-1 Summary of Instrumentation Requirements
60	5 Computation of Results 5- 1 GENERAL CONSIDERATIONS 5- 2 CORRECTION OF TRAVERSE DATA
62	5- 3 GAS COMPOSITION
65	5- 4 DENSITY 5- 4.1 Atmospheric Air 5- 5 FLUID VELOCITY 5- 5.1 Point Velocities
66	5- 6 MASS FLOW RATE 5- 6.1 Mass Flow Rate at Plane
67	5- 7 FLOW- WEIGHTED AVERAGES
68	5- 8 FAN INPUT POWER 5- 9 FAN SPEED ( SLIP METHOD) 5- 10 MASS FLOW RATE: SPECIFIC ENERGY APPROACH
70	5- 11 VOLUME FLOW RATE: PRESSURE APPROACH
72	5- 12 INLET FLOW DISTORTION
74	5-12.7-1 Traverse Point Geometry
75	5- 13 UNCERTAINTIES
81	6 Report of Results 6- 1 GENERAL REQUIREMENTS 6- 2 EXECUTIVE SUMMARY 6- 3 INTRODUCTION 6- 4 CALCULATIONS AND RESULTS
82	6- 5 INSTRUMENTATION 6- 6 CONCLUSIONS 6- 7 APPENDICES
83	7 Uncertainty Analysis 7- 1 INTRODUCTION 7- 2 UNCERTAINTY PROPAGATION EQUATIONS
84	7- 3 ASSIGNING VALUES TO PRIMARY UNCERTAINTIES
86	7-3.2.2-1 Typical Values for Primary Systematic Uncertainty
87	7- 4 FAN MASS FLOW AND UNCERTAINTY FOR MULTIPLE TRAVERSE PLANES
88	MANDATORY APPENDIX I REDUCED LOAD FAN INPUT POWER DETERMINATION Fig. I- 1 Preferred Point Locations Fig. I- 1 Preferred Point Locations
89	Fig. I- 2 Four- Point, Distance- Weighted Interpolation Method Fig. I- 2 Four- Point, Distance- Weighted Interpolation Method
90	NONMANDATORY APPENDICES A DATA SHEETS SAMPLE DATA SHEET DUCT MEASUREMENTS SAMPLE DATA SHEET DUCT MEASUREMENTS
95	B SAMPLE CALCULATIONS
97	Table B- 1F Unit Conversions and Constants Variable Formula/ Value Table B- 1F Unit Conversions and Constants Variable Formula/ Value Variable Formula/ Value Variable Formula/ Value
101	Table 8F Uncertainties in Atmospheric Mesurements Variable Table 8F Uncertainties in Atmospheric Mesurements Variable
102	Table B- 9F Systematic Uncertainties in Measurements Table B- 9F Systematic Uncertainties in Measurements Table B- 9F Random Uncertainties in Measurements Table B- 9F Random Uncertainties in Measurements
104	Variable Formula Variable Formula
120	Table B- 20F Calculations for Reference Measurements Table B- 20F Calculations for Reference Measurements
122	Table B- 21F Calculations for Gas Measurements at Plane 1A Table B- 21F Calculations for Gas Measurements at Plane 1A
137	C METHOD OF APPROACHING A SPECIFIED POINT OF OPERATION C- 1 INTRODUCTION C- 1 INTRODUCTION C- 2 FLOW MEASUREMENT C- 2 FLOW MEASUREMENT Fig. C- 2- 1 Typical Centrifugal Fan Arrangement Showing Flow and Differential Pressure Measurement Locations Fig. C- 2- 1 Typical Centrifugal Fan Arrangement Showing Flow and Differential Pressure Measurement Locations
138	Fig. C- 2- 2 Axial Fan Arrangement Showing Where Flow Rate Can Be Monitored Fig. C- 2- 3 Averaging Impact- Suction Flow- Monitoring Probe Fig. C- 2- 2 Axial Fan Arrangement Showing Where Flow Rate Can Be Monitored Fig. C- 2- 3 Averaging Impact- Suction Flow- Monitoring Probe
139	C- 2.1 Flow Calibration C- 2.1 Flow Calibration C- 3 TEST PROCEDURE C- 3 TEST PROCEDURE
140	Table C- 3- 1 Test Procedure Table C- 3- 1 Test Procedure
141	D DERIVATIONS OF UNCERTAINTIES EQUATIONS D- 1 UNCERTAINTY IN THE MASS FLOW RATE, D- 1 UNCERTAINTY IN THE MASS FLOW RATE, , AT PLANE , AT PLANE
145	D- 2 UNCERTAINTY IN D- 2 UNCERTAINTY IN , THE AVERAGE STATIC PRESSURE, AT PLANE , THE AVERAGE STATIC PRESSURE, AT PLANE
146	D- 3 UNCERTAINTY IN THE AVERAGE DENSITY, D- 3 UNCERTAINTY IN THE AVERAGE DENSITY, AT PLANE AT PLANE
147	D- 4 UNCERTAINTY IN THE AVERAGE SPECIFIC KINETIC ENERGY, D- 4 UNCERTAINTY IN THE AVERAGE SPECIFIC KINETIC ENERGY, , AT PLANE , AT PLANE
149	D- 5 UNCERTAINTY IN THE AVERAGE VELOCITY PRESSURE, D- 5 UNCERTAINTY IN THE AVERAGE VELOCITY PRESSURE, , AT PLANE , AT PLANE
151	D- 6 UNCERTAINTY IN THE AVERAGE TOTAL PRESSURE, D- 6 UNCERTAINTY IN THE AVERAGE TOTAL PRESSURE, , AT PLANE , AT PLANE
152	D- 7 UNCERTAINTY IN THE AVERAGE ABSOLUTE STATIC PRESSURE, D- 7 UNCERTAINTY IN THE AVERAGE ABSOLUTE STATIC PRESSURE, , AT PLANE , AT PLANE
153	D- 8 UNCERTAINTY IN THE INPUT POWER, D- 8 UNCERTAINTY IN THE INPUT POWER, , FOR A CALIBRATED AC MOTOR , FOR A CALIBRATED AC MOTOR D- 9 UNCERTAINTY IN THE FAN MEAN DENSITY, D- 9 UNCERTAINTY IN THE FAN MEAN DENSITY,
154	D- 10 UNCERTAINTY IN THE FAN SPECIFIC ENERGY, D- 10 UNCERTAINTY IN THE FAN SPECIFIC ENERGY,
157	D- 11 UNCERTAINTY IN THE FAN OUTPUT POWER, D- 11 UNCERTAINTY IN THE FAN OUTPUT POWER,
164	D- 12 UNCERTAINTY IN THE FAN VOLUME FLOW RATE, D- 12 UNCERTAINTY IN THE FAN VOLUME FLOW RATE,
170	D- 13 UNCERTAINTY IN THE FAN OUTPUT POWER, D- 13 UNCERTAINTY IN THE FAN OUTPUT POWER,
176	E REFERENCES AND FURTHER READING E- 1 REFERENCES E- 1 REFERENCES
177	E- 2 FURTHER READING E- 2 FURTHER READING