IEEE 844-2000
Withdrawn
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IEEE Recommended Practice for Electrical Impedance, Induction, and Skin Effect Heating of Pipelines and Vessels
07-11-2019
16-10-2000
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1. Scope
1.1 Limits
1.2 Purpose
2. References
3. Definitions
4. Thermal Insulation
4.1 Selection of Insulation Material
4.2 Selection of Weather Barrier
4.3 Selection of Insulation Thickness
4.4 Special Considerations of Thermal Insulation
4.5 Determination of Energy Losses
4.6 Special Considerations of Energy Loss
4.7 Thermal Insulation System Maintenance
5. Control and Monitoring
5.1 Control Types
5.2 Zoning and Sensor Location
5.3 Types of Sensors
5.4 Wiring Considerations
5.5 Special Control Considerations
5.6 Control Specifications
6. Heating Systems - General
6.1 Introduction
6.2 Categories
6.3 Selection Criteria
6.4 Design Guidelines and Considerations
6.5 Power Systems
6.6 Receiving and Storage
6.7 Installation
6.8 Testing
6.9 Operations
6.10 Maintenance
7. Impedance Heating
7.1 Introduction
7.2 Selection Criteria
7.3 Design Guidelines and Considerations
7.4 Specification
7.5 Installation
7.6 Testing
7.7 Operations
7.8 Maintenance
7.9 Special Considerations
8. Induction Heating
8.1 Introduction
8.2 Selection Criteria
8.3 Design Guidelines and Considerations
8.4 Specification
8.5 Installation
8.6 Testing
8.7 Operation
8.8 Maintenance
8.9 Special Considerations
9. Skin Effect Heating
9.1 Introduction
9.2 Selection Criteria and Applications
9.3 Design Guidelines and Considerations
9.4 Specification
9.5 Installation
9.6 Testing
9.7 Operation
9.8 Maintenance
9.9 Special Considerations
10. Bibliography
APPENDIXES
A. Heat Loss Formulas and Example Calculation
A1. Heat Loss Formulas
A2. Example Heat Loss Calculation
A3. Appendix A Bibliography
B. Heat-Up Considerations
C. Method to Determine Equivalent Thicknesses of
Different Thermal Insulations
D. Induction Heating
D1. Theory of Induction Heating
D2. Calculation of Effective Flux Penetration
FIGURES
1. Thermal Insulation Metal Weather Barrier Installation
2. Midpoint Feed System
3. End Feed System
4. Dual-Line End Feed System
5. Induction Heating Coil
6. Signal Shielding
7. Tripler Circuit
8. Three-Phase Connection
9. Skin Effect System
TABLES
1. Temperature Sensor Characteristics
2. General Characteristics of Induction, Impedance,
and Skin Effect Heating Systems
3. Grounding and Isolation
APPENDIX FIGURES
A1. Assumed Temperature Gradients
APPENDIX TABLES
D1. Effect of Change of Parameters on Induction Heating
D2. Wall Thickness for Effective Induction Heating of
Nonmagnetic Metals
This document provides recommended practices for the design, installation, testing, operation, and maintenance of the following types of electrical heating systems on pipes and vessels for use in general industry: impedance heating systems, induction heating systems, induction susceptor heating furnaces within a vessel, and skin-effect heating systems.
| Committee |
Petroleum and Chemical Industry
|
| DocumentType |
Standard
|
| ISBN |
0-7381-2501-6
|
| Pages |
112
|
| ProductNote |
THIS STANDARD ALSO REFERS TO IEEE Std 1202-1991 (R1996),AEIC CS6-96, NEW CHILD ERR 1 IS ADDED
|
| PublisherName |
Institute of Electrical & Electronics Engineers
|
| Status |
Withdrawn
|
| SupersededBy | |
| Supersedes |
| IEEE 1242-1999 | IEEE Guide for Specifying and Selecting Power, Control, and Special-Purpose Cable for Petroleum and Chemical Plants |
| IEEE 3001.11-2017 | IEEE Recommended Practice for Application of Controllers and Automation to Industrial and Commercial Power Systems |
| C22.1-15 PACKAGE | Consists of C22.1-15, Canadian electrical code, part I (23rd edition), safety standard for electrical installations; C22.1HB-15, Canadian electrical code handbook - an explanation of rules of the Canadian electrical code, part I and the 2015 Electrical quick reference |
| NFPA 301 : 2018 | SAFETY TO LIFE FROM FIRE ON MERCHANT VESSELS |
| C22.1HB-18 | Canadian Electrical Code Handbook - An Explanation of the Rules of the Canadian Electrical Code, Part I |
| API 540 : 1999 : R2006 | ELECTRICAL INSTALLATIONS IN PETROLEUM PROCESSING PLANTS |
| API 540:1999 | ELECTRICAL INSTALLATIONS IN PETROLEUM PROCESSING PLANTS |
| IEEE 515-2011 | IEEE Standard for the Testing, Design, Installation, and Maintenance of Electrical Resistance Trace Heating for Industrial Applications |
| NFPA 70 : 2017 | NATIONAL ELECTRICAL CODE |
| IEEE 400-2012 REDLINE | IEEE Guide for Field Testing and Evaluation of the Insulation of Shielded Power Cable Systems Rated 5 kV and Above |
| IEEE 141 : 1993 | IEEE Recommended Practice for Electric Power Distribution for Industrial Plants |
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