ASME PTC 52 2020

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ASME PTC 52-2020 Concentrating Solar Power Plants

Published By	Publication Date	Number of Pages
ASME	2020	97

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Description

This Code provides procedures, methods, and definitions for performance testing the solar-to-thermal conversion systems (i.e., solar thermal systems) associated with concentrating solar power (CSP) plants of parabolic trough, linear Fresnel, and power tower designs.

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PDF Pages	PDF Title
4	CONTENTS
7	NOTICE
8	FOREWORD
9	ASME PTC COMMITTEE ROSTER
10	CORRESPONDENCE WITH THE PTC COMMITTEE
12	Section 1 Object and Scope 1-1 OBJECT 1-2 SCOPE 1-3 UNCERTAINTY
13	1-4 REFERENCES
15	Section 2 Definitions and Descriptions of Terms 2-1 DEFINITIONS
19	2-2 SYMBOLS 2-3 ABBREVIATIONS AND ACRONYMS
20	Tables Table 2-2-1 Nomenclature
21	Section 3 Guiding Principles 3-1 INTRODUCTION 3-2 TESTS 3-2.1 Performance Tests
22	3-2.2 Prior Agreements
23	3-2.3 Data Records and the Test Log 3-2.4 Test Boundary and Required Measurements
24	Figures Figure 3-2.4-1 Sample Solar Field Test Boundary
25	3-2.5 Criteria for Selection of Measurement Locations 3-3 TEST PLAN 3-3.1 Schedule of Test Activities 3-3.2 Test Team 3-3.3 Test Procedures
26	3-4 TEST PREPARATIONS 3-4.1 Test Apparatus 3-4.2 Data Collection
27	3-4.3 Performance Model 3-4.4 Test Personnel 3-4.5 Equipment Inspection and Cleanliness 3-4.6 Preliminary Testing
28	3-5 CONDUCT OF THE TEST 3-5.1 Starting and Stopping Tests and Test Runs 3-5.2 Methods of Operation During Tests
29	3-5.3 Adjustments Prior to and During Tests
30	3-5.4 Duration of Runs, Number of Test Runs, and Number of Readings
31	3-6 CALCULATION AND REPORTING OF RESULTS 3-6.1 Causes for Rejection of Readings 3-6.2 Uncertainty Figure 3-5.4.3-1 Three Post-Test Cases
32	3-6.3 Data Distribution and Test Report
33	Section 4 Instruments and Methods of Measurement 4-1 GENERAL REQUIREMENTS 4-1.1 Introduction 4-1.2 Criteria for Selection of Instrumentation
34	4-1.3 Instrument Calibration and Verification
38	4-1.4 Plant Instrumentation 4-1.5 Redundant Instrumentation 4-2 SOLAR DIRECT NORMAL IRRADIANCE MEASUREMENT 4-2.1 Introduction 4-2.2 Uncertainty
39	4-2.3 Acceptable Instrumentation Table 4-2.3-1 Contributing Factors to Overall DNI Measurement Uncertainty
40	4-2.4 Number of Instruments and Spatial Considerations 4-3 PRESSURE MEASUREMENT 4-3.1 Introduction
41	4-3.2 Uncertainty 4-3.3 Recommended Pressure Measurement Devices 4-3.4 Pressure Instrumentation Installation
42	4-4 TEMPERATURE MEASUREMENT 4-4.1 Introduction Table 4-3.4-1 Impulse Line Diameters
43	Figure 4-3.4-1 Five-Way Manifold Figure 4-3.4-2 Water Leg Correction for Flow Measurement
44	4-4.2 Uncertainty 4-4.3 Location and Redundancy 4-4.4 Recommended Temperature Measurement Devices
46	Figure 4-4.4.2-1 Three- and Four-Wire RTDs
47	4-4.5 Calibration of Primary Parameter Temperature Measurement Devices 4-4.6 Typical Applications
48	4-5 FLOW MEASUREMENT 4-5.1 Introduction
49	4-5.2 Uncertainty 4-5.3 Recommended Flow Measurement Devices Table 4-5.2-1 Typical Maximum Measurement Uncertainties for Flow Measurement Instruments
50	Table 4-5.3-1 Recommended Flowmeter as a Function of Application
54	4-6 HUMIDITY MEASUREMENT 4-6.1 Introduction
55	4-6.2 Required Uncertainty 4-6.3 Recommended Humidity Measurement Devices 4-7 WIND SPEED AND DIRECTION 4-7.1 Introduction 4-7.2 Required Uncertainty 4-7.3 Recommended Wind Measurement Devices
56	4-7.4 Wind Direction 4-8 LEVEL MEASUREMENT 4-8.1 Introduction 4-8.2 Required Uncertainty 4-8.3 Recommended Liquid-Level Measurement Devices
58	4-9 AUXILIARY OR SUPPLEMENTAL FUEL INPUT MEASUREMENT 4-9.1 Introduction 4-9.2 Required Uncertainty
59	4-9.3 Recommended Supplementary Devices for Fired-Fuel Flow Measurement 4-9.4 Location of Instruments 4-10 ELECTRIC POWER MEASUREMENT 4-10.1 Introduction 4-10.2 Required Uncertainty 4-10.3 Measurement Recommendations
60	4-11 ATMOSPHERIC ATTENUATION 4-12 RECEIVER ABSORPTANCE
61	4-13 FLUID PROPERTIES 4-13.1 Introduction 4-13.2 Uncertainty 4-14 CLEANLINESS 4-14.1 Introduction 4-14.2 Reflectance Measurement Techniques
62	4-14.3 Measurement Devices Figure 4-14.2-1 Incidence Angle, Acceptance Angle, and Specularity
63	4-14.4 Instrument Calibration 4-14.5 Measurement Locations 4-14.6 Uncertainty 4-15 DATA COLLECTION AND HANDLING 4-15.1 Introduction
64	4-15.2 Data Management 4-15.3 Data Acquisition Systems Selection
66	Section 5 Calculations and Results 5-1 INTRODUCTION 5-1.1 General 5-1.2 Data Reduction 5-2 CALCULATIONS 5-2.1 Common Parameters and Variables
67	5-2.2 Calculated Thermal Power Output 5-2.3 Thermal Energy Production (Multiday Performance Test) 5-2.4 Solar Thermal Efficiency
68	5-2.5 HTF Enthalpy 5-2.6 Fluid Flow Rate 5-2.7 Auxiliary Electrical Consumption
69	5-2.8 Auxiliary Thermal Consumption 5-3 COMPARISON OF AS-TESTED PERFORMANCE TO PREDICTED PERFORMANCE
70	Section 6 Report of Results 6-1 GENERAL REQUIREMENTS 6-2 EXECUTIVE SUMMARY 6-3 INTRODUCTION 6-4 CALCULATIONS AND RESULTS
71	6-5 INSTRUMENTATION 6-6 CONCLUSIONS 6-7 APPENDICES
72	Section 7 Uncertainty Analysis 7-1 INTRODUCTION 7-2 PRETEST UNCERTAINTY ANALYSIS 7-3 POST-TEST UNCERTAINTY ANALYSIS 7-4 INPUTS FOR AN UNCERTAINTY ANALYSIS
73	7-5 CORRELATED AND UNCORRELATED APPROACHES TO UNCERTAINTY MEASUREMENT 7-6 UNCERTAINTY CALCULATIONS 7-6.1 Systematic Standard Uncertainties
74	7-6.2 Measurement Random Standard Uncertainty, sX̅ 7-6.3 Sensitivity Coefficients, Θi 7-6.4 Combined Uncertainty of the Result, UR
76	NONMANDATORY APPENDIX A THERMAL ENERGY STORAGE A-1 OBJECT AND SCOPE A-2 DEFINITIONS AND DESCRIPTIONS OF TERMS A-3 GUIDING PRINCIPLES
77	Figure A-1.1-1 Typical Direct TES Hot Tank–Cold Tank Configuration With Discharge Heat Exchanger Figure A-1.1-2 Typical Indirect TES Hot Tank–Cold Tank Configuration With Charge and Discharge Heat Exchanger
78	Figure A-3.2.1-1 Test Boundary Diagram
79	A-4 INSTRUMENTATION A-5 COMPUTATION OF RESULTS
81	A-6 COMPUTATION OF RESULTS A-7 TEST REPORT A-8 TEST UNCERTAINTY
82	NONMANDATORY APPENDIX B SAMPLE MULTIDAY PERFORMANCE TEST B-1 MULTIDAY PERFORMANCE TESTING
83	Figure B-1-1 Ratio of Measured to Predicted Thermal Energy Production
84	Table B-1-1 Design Parameters
85	Table B-1-2 Irradiance
86	Table B-1-3 Wind Table B-1-4 Temperature
87	Table B-1-5 Outage
88	Table B-1-6 Heat Losses
89	Table B-1-7 Predicted Measured Output