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IEEE 1248 2020

$82.33

IEEE Guide for the Commissioning of Electrical Systems in Hydroelectric Power Plants

Published By Publication Date Number of Pages
IEEE 2020 155
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Revision Standard – Active. Inspection procedures and tests for use following the completion of the installation of components and systems through to commercial operation are provided. This guide is directed to plant owners, designers, and contractors involved in the commissioning of electrical systems of hydroelectric plants.

PDF Catalog

PDF Pages PDF Title
1 IEEE Std 1248-2020 Front Cover
2 Title page
4 Important Notices and Disclaimers Concerning IEEE Standards Document
7 Participants
8 Introduction
9 Contents
11 1. Overview
1.1 Scope
1.2 Purpose
1.3 Organization
12 2. Normative references
3. Definitions, acronyms, and abbreviations
3.1 Definitions
13 3.2 Acronyms and abbreviations
14 4. Commissioning planning, roles, and responsibilities
4.1 Planning
15 4.2 Owner
4.3 Contractor
16 4.4 Engineer
4.4.1 Project design engineering
4.4.2 Lead test engineer
17 4.5 Manufacturer/vendor
5. Commissioning program phases
18 5.1 Construction test phase
5.1.1 Electrical
5.1.2 Mechanical
5.1.3 Instrumentation
19 5.2 Preoperational test phase
5.3 Operational test phase
5.3.1 Electrical system operational testing
5.3.2 Unit operational testing
20 5.4 Performance testing
6. Commissioning implementation
6.1 General
6.2 Construction completion phase
21 6.2.1 Electrical
6.2.2 Mechanical
6.2.3 Instrumentation
6.3 Preoperational testing phase
6.3.1 Electrical
6.3.2 Mechanical
6.3.3 Instrumentation
22 6.4 Operational testing phase and unit startup
6.5 Performance testing
7. Application of this guide
7.1 General
23 7.2 Using this guide to develop a test program
27 7.3 Coordinating commissioning tests of systems and units
28 8. Plant equipment
8.1 List of equipment and test matrixes
30 8.1.1 AC POWER Medium- and low-voltage switchgear
31 8.1.2 AC POWER Motor control centers (MCCs) (600 V class)
32 8.1.3 AC POWER Distribution panels (600 V class)
8.1.4 CABLING
33 8.1.5 CATHODIC PROTECTION
34 8.1.6 COMPRESSED AIR
35 8.1.7 CONTROL SYSTEM
36 8.1.8 CRANES
37 8.1.9 DC POWER Batteries
8.1.10 DC POWER Chargers
38 8.1.11 DC POWER Distribution panel
8.1.12 DRAINAGE/ UNWATERING
39 8.1.13 ELEVATORS
8.1.14 EMERGENCY POWER UPS
40 8.1.15 EMERGENCY POWER UPS distribution panel
41 8.1.16 EMERGENCY POWER Diesel generators
42 8.1.17 ENVIRONMENTAL
43 8.1.18 EXCITATION SYSTEMS
8.1.19 FIRE DETECTION
44 8.1.20 FIRE PROTECTION GAS (CO2, Halon, other)
8.1.21 FIRE PROTECTION Water
45 8.1.22 FLOW MONITORING
46 8.1.23 GENERATOR
47 8.1.24 GENERATOR SWITCHGEAR/TERMINAL EQUIPMENT
48 8.1.25 GOVERNOR
8.1.26 GREASING
49 8.1.27 GROUNDING
8.1.28 HIGH-VOLTAGE SWITCHGEAR
50 8.1.29 HEATING, VENTILATION, AND AIR CONDITIONING
51 8.1.30 HYDRAULIC SYSTEMS
52 8.1.31 HYDRAULIC TURBINE
53 8.1.32 INSTRUMENTATION AND CONTROL
8.1.33 LOAD COMMUTATING INVERTER/CYCLOCONVERTER
54 8.1.34 LEVEL DETECTORS
8.1.35 LIGHTING
55 8.1.36 LUBE OIL
8.1.37 PENSTOCK RUPTURE MONITORING
56 8.1.38 POTABLE WATER
57 8.1.39 POWERHOUSE COMMUNICATION
58 8.1.40 PROTECTIVE RELAYING
59 8.1.41 SANITARY WASTE
60 8.1.42 SECURITY, PHYSICAL
8.1.43 SEISMIC MONITORING
61 8.1.44 SERVICE WATER
62 8.1.45 SPILLWAY CONTROL
63 8.1.46 TRANSFORMERS
64 8.1.47 OIL STORAGE
65 9. Descriptions of tests
9.1 General
67 9.2 Construction tests
9.2.1 Accuracy test—Protective relays
9.2.1.1 Description of test
68 9.2.1.2 Supporting documents
9.2.1.3 Equipment required
9.2.1.4 Duration/work required
9.2.2 Air gap measurement—Generator
9.2.2.1 Description of test
9.2.2.2 Supporting documents
69 9.2.2.3 Equipment required
9.2.2.4 Duration/work required
9.2.3 Bearing insulation—Turbine-generator bearings
9.2.3.1 Description of test
9.2.3.2 Supporting documents
9.2.3.3 Equipment required
70 9.2.3.4 Duration/work required
9.2.4 Bolted joint torque—Fasteners
9.2.4.1 Description of test
9.2.4.2 Supporting documents
9.2.4.3 Equipment required
9.2.4.4 Duration/work required
9.2.5 Calibration—Instrumentation
9.2.5.1 Description of test
71 9.2.5.2 Supporting documents
9.2.5.3 Equipment required
9.2.5.4 Duration/work required
9.2.6 Circuitry checkout—Control circuits
9.2.6.1 Description of test
9.2.6.2 Supporting documents
72 9.2.6.3 Equipment required
9.2.6.4 Duration/work required
9.2.7 Clearance measurement—Turbine-generator
9.2.7.1 Description of test
9.2.7.2 Supporting documents
73 9.2.7.3 Equipment required
9.2.7.4 Duration/work required
9.2.8 Contact resistance—Circuit breakers
9.2.8.1 Description of test
9.2.8.2 Supporting documents
74 9.2.8.3 Equipment required
9.2.8.4 Duration/work required
9.2.9 Continuity checks—Control wiring
9.2.9.1 Description of test
9.2.9.2 Supporting documents
9.2.9.3 Equipment required
9.2.9.4 Duration/work required
75 9.2.10 Core ground test—Power transformer
9.2.10.1 Description of test
9.2.10.2 Supporting documents
9.2.10.3 Equipment required
9.2.10.4 Duration/work required
9.2.11 CT saturation—Current transformer
9.2.11.1 Description of test
9.2.11.2 Supporting documents
76 9.2.11.3 Equipment required
9.2.11.4 Duration/work required
9.2.12 Current measure—Cathodic protection
9.2.12.1 Description of test
9.2.12.2 Supporting documents
9.2.12.3 Equipment required
9.2.12.4 Duration/work required
9.2.13 DC winding resistance—Stator and rotor windings, power transformers
9.2.13.1 Description of test
77 9.2.13.2 Supporting documents
9.2.13.3 Equipment required
9.2.13.4 Duration/work required
9.2.14 Earth resistivity—Ground system
9.2.14.1 Description of test
78 9.2.14.2 Supporting documents
9.2.14.3 Equipment required
9.2.14.4 Duration/work required
9.2.15 Flushing—Piping systems
9.2.15.1 Description of test
9.2.15.2 Supporting documents
79 9.2.15.3 Equipment required
9.2.15.4 Duration/work required
9.2.16 Functional checks—Equipment
9.2.16.1 Description of test
9.2.16.2 Supporting documents
9.2.16.3 Equipment required
9.2.16.4 Duration/work required
80 9.2.17 Gas pressure, SF6
9.2.17.1 Description of test
9.2.17.2 Supporting documents
9.2.17.3 Equipment required
9.2.17.4 Duration/work required
9.2.18 Ground testing—Electrical circuits
9.2.18.1 Description of test
9.2.18.2 Supporting documents
81 9.2.18.3 Equipment required
9.2.18.4 Duration/work required
9.2.18.5 Notes
9.2.19 Ground isolation—DC system
9.2.19.1 Description of test
9.2.19.2 Supporting documents
82 9.2.19.3 Equipment required
9.2.19.4 Duration/work required
9.2.20 High potential—Electrical equipment and cables
9.2.20.1 Description of test
9.2.20.2 Supporting documents
83 9.2.20.3 Equipment required
9.2.20.4 Duration/work required
84 9.2.20.5 Notes
9.2.21 Instrument transformer burden—CTs and PTs
9.2.21.1 Description of test
9.2.21.2 Supporting documents
9.2.21.3 Equipment required
85 9.2.21.4 Duration/work required
9.2.22 Insulation power factor—Circuit breaker
9.2.22.1 Description of test
9.2.22.2 Supporting documents
86 9.2.22.3 Equipment required
9.2.22.4 Duration/work required
9.2.23 Insulation resistance—Cables and electrical equipment
9.2.23.1 Description of test
87 9.2.23.2 Supporting documents
9.2.23.3 Equipment required
9.2.23.4 Duration/work required
9.2.23.5 Leak testing—Air, oil, and water systems
9.2.23.6 Description
9.2.23.7 Supporting documents
88 9.2.23.8 Equipment required
9.2.23.9 Duration/work required
9.2.24 Loop, core magnetization, test—Generator
9.2.24.1 Description of test
9.2.24.2 Supporting documents
9.2.24.3 Equipment required
89 9.2.24.4 Duration/work required
9.2.25 No-load losses—Power transformers
9.2.25.1 Description of test
9.2.25.2 Supporting documents
9.2.25.3 Equipment required
9.2.25.4 Duration/work required
90 9.2.25.5 Oil dielectric strength—Electrical insulating oils
9.2.25.6 Description of test
9.2.25.7 Supporting documents
9.2.25.8 Equipment required
9.2.25.9 Duration/work required
9.2.26 Oil quality—Electrical insulating oils
9.2.26.1 Description of test
91 9.2.26.2 Supporting documents
9.2.26.3 Equipment required
9.2.26.4 Duration/work required
9.2.27 Operating coil continuity—Circuit breaker
9.2.27.1 Description of test
9.2.27.2 Supporting documents
92 9.2.27.3 Equipment required
9.2.27.4 Duration/work required
9.2.28 Phase relation—Three-phase power system
9.2.28.1 Description of test
9.2.28.2 Supporting documents
93 9.2.28.3 Equipment required
9.2.28.4 Duration/work required
9.2.28.5 Polarity (ac)—CTs and PTs
9.2.28.6 Description of test
9.2.28.7 Supporting documents
9.2.28.8 Equipment required
94 9.2.28.9 Duration/work required
9.2.29 Polarity (dc)—DC equipment and cables
9.2.29.1 Description of test
9.2.29.2 Supporting documents
9.2.29.3 Equipment required
9.2.29.4 Duration/work required
9.2.30 Pressure testing—Piping and pressure vessels
9.2.30.1 Description of test
95 9.2.30.2 Supporting documents
9.2.30.3 Equipment required
9.2.30.4 Duration/work required
9.2.31 Ratios—CTs and PTs
9.2.31.1 Description of test
96 9.2.31.2 Supporting documents
9.2.31.3 Equipment required
9.2.31.4 Duration/work required
9.2.31.5 Shaft runout—Turbine-generator shaft
9.2.31.6 Description of test
9.2.31.7 Supporting documents
97 9.2.31.8 Equipment required
9.2.31.9 Duration/work required
9.2.32 Specific gravity—Battery
9.2.32.1 Description of test
9.2.32.2 Supporting documents
98 9.2.32.3 Equipment required
9.2.32.4 Duration/work required
9.2.33 Threshold settings—Control and protection devices
9.2.33.1 Description of test
9.2.33.2 Supporting documents
9.2.33.3 Equipment required
9.2.33.4 Duration/work required
9.2.33.5 Notes
99 9.2.34 Timing—Circuit breaker
9.2.34.1 Description of test
9.2.34.2 Supporting documents
9.2.34.3 Equipment required
100 9.2.34.4 Duration/work required
9.2.35 Turn insulation—Generator stator and rotor coils
9.2.35.1 Description of test
9.2.35.2 Supporting documents
9.2.35.3 Equipment required
9.2.35.4 Duration/work required
101 9.2.36 Visual inspection—All equipment
9.2.36.1 Description of test
9.2.36.2 Supporting documents
9.2.36.3 Equipment required
102 9.2.36.4 Duration/work required
9.3 Preoperational tests
9.3.1 Air balance—Air handling and HVAC systems
9.3.1.1 Description of test
9.3.1.2 Supporting documents
9.3.1.3 Equipment required
103 9.3.1.4 Duration/work required
9.3.2 Discharge/capacity—Battery
9.3.2.1 Description of test
9.3.3 Braking system
9.3.3.1 Description of test
9.3.3.2 Supporting documents
104 9.3.3.3 Equipment required
9.3.3.4 Duration/work required
9.3.4 Bus transfer—Station service power
9.3.4.1 Description of test
9.3.4.2 Supporting documents
9.3.4.3 Equipment required
105 9.3.4.4 Duration/work required
9.3.5 Circuit-breaker trip—Circuit breaker trip circuits
9.3.5.1 Description of test
9.3.5.2 Supporting documents
9.3.5.3 Equipment required
9.3.5.4 Duration/work required
9.3.6 Control system—Digital
9.3.6.1 Description of test
106 9.3.6.2 Supporting documents
9.3.6.3 Equipment required
9.3.6.4 Duration/work required
9.3.7 Differential pressure test—Turbine servomotors
9.3.7.1 Description of test
107 9.3.7.2 Supporting documents
9.3.7.3 Equipment required
9.3.7.4 Duration/work required
9.3.8 Energize auxiliary power—Auxiliary power systems
9.3.8.1 Description of test
108 9.3.8.2 Supporting documents
9.3.8.3 Equipment required
9.3.8.4 Duration/work required
109 9.3.9 Equalizing charge—Battery
9.3.9.1 Description of test
9.3.9.2 Supporting documents
9.3.9.3 Equipment required
9.3.9.4 Duration/work required
9.3.10 Gas-in-oil analysis—Power transformer
9.3.10.1 Description of test
110 9.3.10.2 Supporting documents
9.3.10.3 Equipment required
9.3.10.4 Duration/work required
9.3.11 Fire code test (CO2 and other gas based systems)
9.3.11.1 Description of test
9.3.11.2 Supporting documents
111 9.3.11.3 Equipment required
9.3.11.4 Duration/work required
9.3.12 Fire code test (water-based systems)
9.3.12.1 Description of test
112 9.3.12.2 Equipment required
9.3.12.3 Duration/work required
113 9.3.13 Fire zone system—Fire detection system
9.3.13.1 Description of test
9.3.13.2 Supporting documents
9.3.13.3 Equipment required
114 9.3.13.4 Duration/work required
9.3.14 Float charge system—Battery
9.3.14.1 Description of test
9.3.14.2 Supporting documents
9.3.14.3 Equipment required
9.3.14.4 Duration/work required
115 9.3.15 Frequency stability—Uninterruptible ac power
9.3.15.1 Description of test
9.3.15.2 Supporting documents
9.3.15.3 Equipment required
9.3.15.4 Duration/work required
9.3.16 Harmonic distortion—Power electronics, static excitation
9.3.16.1 Description of test
116 9.3.16.2 Supporting documents
9.3.16.3 Equipment required
9.3.16.4 Duration/work required
9.3.17 Initial operation operational—Systems
9.3.17.1 Description of test
117 9.3.17.2 Supporting documents
9.3.17.3 Equipment required
9.3.17.4 Duration/work required
9.3.18 Initial rotation—Turbine-generator unit
9.3.18.1 Description of test
9.3.18.2 Supporting documents
9.3.18.3 Equipment required
118 9.3.18.4 Duration/work required
9.3.19 Lubricating/hydraulic oil check—Turbine-generator systems
9.3.19.1 Description of test
9.3.19.2 Supporting documents
9.3.19.3 Equipment required
9.3.19.4 Duration/work required
119 9.3.20 Phase rotation—Polyphase motors and generators
9.3.20.1 Description of test
9.3.20.2 Supporting documents
9.3.20.3 Equipment required
9.3.20.4 Duration/work required
9.3.21 Servomotor timing—Turbine servomotors
9.3.21.1 Description of test
120 9.3.21.2 Supporting documents
9.3.21.3 Equipment required
9.3.21.4 Duration/work required
9.3.22 Station ground resistance
9.3.22.1 Description of test
121 9.3.22.2 Supporting documents
9.3.22.3 Equipment required
9.3.22.4 Duration/work required
9.3.23 Standard temperature—Battery
9.3.23.1 Description of test
122 9.3.23.2 Supporting documents
9.3.23.3 Equipment required
9.3.23.4 Duration/work required
9.3.24 Voltage level—Battery
9.3.24.1 Description of test
9.3.24.2 Supporting documents
123 9.3.24.3 Equipment required
9.3.24.4 Duration/work required
9.3.25 Volumetric—Gas fire systems
9.3.25.1 Description of test
9.3.25.2 Supporting documents
9.3.25.3 Equipment required
124 9.3.25.4 Duration/work required
9.3.26 Voltage measure—Cathodic protection
9.3.26.1 Description of test
9.3.26.2 Supporting documents
9.3.26.3 Equipment required
9.3.26.4 Duration/work required
9.4 Operational tests
9.4.1 AC impedance—Transformer neutral reactor
9.4.1.1 Description of test
9.4.1.2 Supporting documents
125 9.4.1.3 Equipment required
9.4.1.4 Duration/work required
9.4.2 Balancing—Rotating equipment
9.4.2.1 Description of test
9.4.2.2 Supporting documents
9.4.2.3 Equipment required
9.4.2.4 Duration/work required
126 9.4.3 Bearing heat run—Unit bearings
9.4.3.1 Description of test
9.4.3.2 Supporting documents
9.4.3.3 Equipment required
9.4.3.4 Duration/work required
9.4.4 Crane operation
9.4.4.1 Description of test
127 9.4.4.2 Supporting documents
9.4.4.3 Equipment required
9.4.4.4 Duration/work required
9.4.4.5 Supporting documents
9.4.4.6 Equipment required
128 9.4.4.7 Duration/work required
9.4.5 Draft tube depression
9.4.5.1 Description of test
9.4.5.2 Supporting documents
9.4.5.3 Equipment required
9.4.5.4 Duration/work required
9.4.6 Load balance—DC power system
9.4.6.1 Description of test
129 9.4.6.2 Supporting documents
9.4.6.3 Equipment required
9.4.6.4 Duration/work required
9.4.7 Load rejection—Turbine
9.4.7.1 Description of test
130 9.4.7.2 Supporting documents
9.4.7.3 Equipment required
9.4.7.4 Duration/work required
9.4.8 Noise measurement—Operating equipment
9.4.8.1 Description of test
131 9.4.8.2 Supporting documents
9.4.8.3 Equipment required
9.4.8.4 Duration/work required
9.4.9 Open circuit saturation—Generator
9.4.9.1 Description of test
9.4.9.2 Supporting documents
132 9.4.9.3 Equipment required
9.4.9.4 Duration/work required
9.4.10 Overspeed—Turbine-generator
9.4.10.1 Description of test
9.4.10.2 Supporting documents
9.4.10.3 Equipment required
9.4.10.4 Duration/work required
133 9.4.11 Partial discharge
9.4.11.1 Description of the test
9.4.11.2 Supporting documents
9.4.11.3 Equipment required
9.4.11.4 Duration/work required
9.4.12 Short-circuit saturation—Generator
9.4.12.1 Description of test
134 9.4.12.2 Supporting documents
9.4.12.3 Equipment required
9.4.12.4 Duration/work required
9.4.13 Sudden short circuit—Generator
9.4.13.1 Description of test
9.4.13.2 Supporting documents
135 9.4.13.3 Equipment required
9.4.13.4 Duration/work required
9.4.14 Telephone influence factor (TIF)—Generator
9.4.14.1 Description of test
9.4.14.2 Supporting documents
9.4.14.3 Equipment required
9.4.14.4 Duration/work required
136 9.4.15 Transformer excitation
9.4.15.1 Description of test
9.4.15.2 Supporting documents
9.4.15.3 Equipment required
9.4.15.4 Duration/work required
9.4.16 Vibration check—Turbine
9.4.16.1 Description of test
137 9.4.16.2 Supporting documents
9.4.16.3 Equipment required
9.4.16.4 Duration/work required
9.4.17 Voltage waveform deviation—Generator
9.4.17.1 Description of test
9.4.17.2 Supporting documents
138 9.4.17.3 Equipment required
9.4.17.4 Duration/work required
9.5 Performance tests
9.5.1 Efficiency test—Generator
9.5.1.1 Description of test
9.5.1.2 Supporting documents
139 9.5.1.3 Equipment required
9.5.1.4 Duration/work required
9.5.2 Efficiency test—Turbine
9.5.2.1 Description of test
9.5.2.2 Supporting documents
9.5.2.3 Equipment required
140 9.5.2.4 Duration/work required
9.5.3 EMI/RFI rejection—Electronic equipment
9.5.3.1 Description of test
9.5.3.2 Supporting documents
9.5.3.3 Equipment required
141 9.5.3.4 Duration/work required
9.5.4 Index—Turbine
9.5.4.1 Description of test
9.5.4.2 Supporting documents
9.5.4.3 Equipment required
142 9.5.4.4 Duration/work required
9.5.5 Load test performance—Crane
9.5.5.1 Description of test
9.5.5.2 Supporting documents
143 9.5.5.3 Equipment required
9.5.5.4 Duration/work required
9.5.6 Temperature rise—Generator
9.5.6.1 Description of test
9.5.6.2 Supporting documents
9.5.6.3 Equipment required
9.5.6.4 Duration/work required
144 10. Documentation
10.1 Record keeping
10.2 Engineering documentation
10.3 Factory documentation
145 10.4 On-site documentation
146 Annex A (informative) Bibliography
A.1 Turbines, generators, and motors
147 A.2 Transformers
148 A.3 Governors
A.4 Cable and raceway
149 A.5 Protection and relaying
A.6 Excitation
A.7 Insulation
150 A.8 Batteries, ups, and standby power systems
A.9 Breakers, switchgear, panelboards, and motor control centers
151 A.10 Control and SCADA
A.11 Grounding
152 A.12 Definitions, codes, references, and tables
A.13 Maintenance
A.14 Fire protection
153 A.15 Miscellaneous
155 Back Cover
IEEE 1248 2020
$82.33