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HAZOP: Guide to Best Practice, 3rd Edition

Book Description

HAZOP: Guide to Best Practice, 3rd Edition describes and illustrates the HAZOP study method, highlighting a variety of proven uses and approaches. This updated edition brings additional experience with which to assist the reader in delivering optimum safety and efficiency of performance of the HAZOP team. HAZOP is the most widely-used technique in the process industries for the identification of hazards and the planning of safety measures.

This book explains how to implement HAZOP techniques in new facilities and apply it to existing facilities. The content covers many of the possible applications of HAZOP and takes you through all the stages of a study. This simple, easily digestible book is a favorite in the chemical and process industries.

  • A concise and clear guide to the do's and don'ts in HAZOP
  • New edition brings additional experience to help you deliver optimum safety and efficiency of performance.
  • Updated material includes a section on HAZOP study of a procedure with a detailed example, new sections on pre-meeting with the client auditing a study, human factors and linking HAZOP study to LOPA. A section on start-up and shutdown has been added to the chapter on specific applications of HAZOP.

Table of Contents

  1. Cover image
  2. Title page
  3. Table of Contents
  4. Copyright
  5. Foreword
    1. Foreword To Third Edition
    2. Foreword to Earlier Editions
  6. Acknowledgments
  7. Chapter 1. Introduction
    1. 1.1 Aims and Objectives
    2. 1.2 Essential Features of HAZOP Study
  8. Chapter 2. Process Hazard Studies
    1. 2.1 HS 1—Concept Stage Hazard Review
    2. 2.2 HS 2—HAZID at Front-End Engineering Design (FEED) or Project Definition Stage
    3. 2.3 HS 3—Detailed Design Hazard Study
    4. 2.4 HS 4—Construction/Design Verification
    5. 2.5 HS 5—Pre-Commissioning Safety Review
    6. 2.6 HS 6—Project Close-Out/Post Start-Up Review
    7. 2.7 HS 0—Consideration of Inherently Safer or Less Polluting Systems
    8. 2.8 HS 7—Demolition/Abandonment Reviews
    9. 2.9 Overview of Hazard Studies
    10. 2.10 Illustrative Checklist for HS 2
  9. Chapter 3. The HAZOP Study Method
    1. 3.1 Essential Features
    2. 3.2 The Purpose
    3. 3.3 Limitations
  10. Chapter 4. The Detailed HAZOP Study Procedure
    1. 4.1 The Description and Design Intention
    2. 4.2 Generating a Deviation
    3. 4.3 Identifying Causes
    4. 4.4 Evaluating Consequences
    5. 4.5 Safeguards (Protection)
    6. 4.6 Risk Assessment
    7. 4.7 Recommendations/Actions
    8. 4.8 Recording
    9. 4.9 Continuing and Completing the Analysis
    10. 4.10 An Illustration of the HAZOP Study Process
  11. Chapter 5. Organizing a HAZOP Study
    1. 5.1 Defining the Scope and Objectives of the Study and Establishing the Boundaries
    2. 5.2 Appointing a Team Leader and Selecting the Team
    3. 5.3 Preparation
  12. Chapter 6. Carrying Out a Study
    1. 6.1 Premeeting with Client
    2. 6.2 Planning the Meetings
    3. 6.3 The Study Meetings
    4. 6.4 Coordinating and Reviewing Responses
    5. 6.5 Completing and Signing Off the Report(s)
    6. 6.6 Follow-Up of Actions and Management of Change
  13. Chapter 7. Recording and Auditing
    1. 7.1 Background Information
    2. 7.2 Section Headings
    3. 7.3 The Recording Format for the Detailed Examination
    4. 7.4 The Level of Recording
    5. 7.5 The Content
    6. 7.6 Computer Recording
    7. 7.7 Auditing a HAZOP Study
  14. Chapter 8. Training
    1. 8.1 Team Members
    2. 8.2 Scribe
    3. 8.3 Team Leader
  15. Chapter 9. Company Procedures for HAZOP Study
  16. Chapter 10. Advanced Aspects of HAZOP Study
    1. 10.1 HAZOP Study of Computer-Controlled Processes
    2. 10.2 Human Factors
    3. 10.3 Linking HAZOP Studies to LOPA
  17. Chapter 11. Specific Applications of HAZOP
    1. 11.1 Modification of Existing Operations
    2. 11.2 Repeat Designs—HAZOP-by-difference
    3. 11.3 Periodic Hazard Studies and the HAZOP of an Existing Plant
    4. 11.4 Operating Procedures
    5. 11.5 Pilot Plant and Laboratory Operations
    6. 11.6 Drains, Vents, and Other Interconnections Between Plants
    7. 11.7 Commissioning and Decommissioning
    8. 11.8 Start-Up and Shutdown
    9. 11.9 Construction and Demolition
    10. 11.10 Contract Operations
  18. Chapter 12. Factors for a Successful HAZOP Study
    1. 12.1 Throughout the Study
    2. 12.2 Before the Study
    3. 12.3 During the Study
    4. 12.4 After the Study
  19. Appendix 1. The Guideword-First Approach to HAZOP
  20. Appendix 2. The Use of Checklists Within HAZOP Study
  21. Appendix 3. An Illustration of HAZOP Study for a Continuous Operation
    1. A3.1 Methanol Injection
    2. A3.2 General Process Data
    3. A3.3 The Issues
    4. A3.4 Methodology
  22. Appendix 4. An Illustration of HAZOP Study for a Batch Operation
    1. A4.1 Introduction
    2. A4.2 The Company, Site, Plant, and Process
    3. A4.3 The Process Stages Selected for HAZOP Study
    4. A4.4 HAZOP Study of Steps 9 and 10, the Reaction Stage and Workout
    5. A4.5 A Section of the HAZOP Study Report for the Batch Reaction (See Table A4.1)
  23. Appendix 5. An Illustration of HAZOP Study for a Procedure
    1. A5.1 Background
    2. A5.2 Detailed Proposed Sequence
    3. A5.3 The HAZOP Study
    4. A5.4 Final HAZOP Study Report
    5. A5.5 Authors Notes on this Procedure
  24. Acronyms and Abbreviations
  25. References and Bibliography
    1. Bibliography
  26. Index