ASME TDP 1 2023

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ASME TDP-1-2023 Prevention of Water Damage to Steam Turbines Used for Electric Power Generation: Fossil-Fueled Plants

Published By	Publication Date	Number of Pages
ASME	2023	45

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Description

This Standard includes required and recommended practices concerned primarily with the prevention of water damage to steam turbines used for fossil-fuelfired electric power generation.

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PDF Pages	PDF Title
4	CONTENTS
5	FOREWORD
6	ASME TWDP COMMITTEE ROSTER
7	CORRESPONDENCE WITH THE TWDP COMMITTEE
10	1 SCOPE 2 CRITERIA 2.1 Basis
11	2.2 Definitions
13	2.3 Symbol Legend 2.4 Device Identification Letters 2.5 References Tables Table 2.3-1 Symbol Legend
14	3 DESIGN 3.1 Steam Generators Table 2.4-1 Device Identification
15	Figures Figure 3.1.2-1 Typical Flash Tank/Separators Arrangement: Local Control System
16	Figure 3.1.2-2 Typical Flash Tank/Separators Arrangement: ICS
17	Figure 3.1.2-3 Typical Leveling System Arrangement: ICS
18	3.2 Steam Attemperators
19	Figure 3.2.5-1 Typical Attemperator System
20	3.3 Motive Steam Systems
21	Figure 3.3.3-1 Typical Drain System With Redundant Level Elements
22	Figure 3.3.3-2 Typical Drain System With Redundant Thermocouples
23	3.4 Process Steam Lines 3.5 Closed Feedwater Heaters and Extraction Systems
24	Figure 3.5.1-1 Typical Heater Steam-Side Isolation System: Local Control System
25	Figure 3.5.1-2 Typical Heater Steam-Side Isolation System: ICS
26	Figure 3.5.1-3 Typical Heater Tube-Side Isolation System: Local Control System
27	Figure 3.5.1-4 Typical Heater Tube-Side Isolation System: ICS
29	3.6 Direct Contact Feedwater Heaters and Extraction Systems
30	Figure 3.6.1-1 Typical Deaerator Arrangement With Drain System: Local Control System
31	Figure 3.6.1-2 Typical Deaerator Arrangement With Drain System: ICS
32	Figure 3.6.1-3 Typical Deaerator Arrangement With Inlet Isolation: Local Control System
33	Figure 3.6.1-4 Typical Deaerator Arrangement With Inlet Isolation: ICS
34	3.7 Drain Systems: Turbine and Cycle Steam Piping
36	3.8 Condenser Steam and Water Dumps
37	3.9 Turbine Steam Seal Systems
38	3.10 Control Systems and Instrumentation Figure 3.9.1-1 Main Turbine: Typical Steam Seal Arrangement
39	4 OPERATION
40	4.1 Motive Steam 4.2 Main Steam Turbine
41	4.3 Turbine Steam Seal System 4.4 Attemperators 4.5 Feedwater Heaters, Extraction Systems, and Process Steam Extractions 5 TESTING, INSPECTION, MAINTENANCE, AND MONITORING 5.1 Quarterly Testing and Inspection
42	5.2 Inspection and Maintenance During Planned Unit Outages 5.3 Monitoring 6 CONCLUSION

Additional information

Standard Title	ASME TDP-1-2023 Prevention of Water Damage to Steam Turbines Used for Electric Power Generation: Fossil-Fueled Plants
Published Code	ASME
Publication Date	2023
Pages Count	45

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ASME TDP 1 2023

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