SIST ISO 924:1998 PDF

Name: SIST ISO 924:1998 — Coal preparation plant -- Principles and conventions for flowsheets
SKU: SIST ISO 924:1998
Price: 43.71 EUR
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Coal preparation plant -- Principles and conventions for flowsheets

Название (английский):

SIST ISO 924:1998

Coal preparation plant -- Principles and conventions for flowsheets

Статус документа:: Действующий
Формат:: Электронный (PDF)
Количество страниц:: 5
Дата публикации:: 1 февраля 1998 г.
ICS:: 73.120
Технический комитет:: IRUD - Mining

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Описание (английский):

Sets out principles and conventions for use in preparation of basic process and equipment flowsheets for the design of a coal preparation plant. In order to cover the various stages leading to the final design of a plant, two basic flowsheets are needed, one bases on the process and the other on the equipment. Examples of process and equipment flowsheets are shown in figures.

Abstract

Похожие стандарты

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Overview

SIST ISO 924:1998 – Coal Preparation Plant - Principles and Conventions for Flowsheets is an international standard developed to unify the methods used in designing and representing coal preparation processes. By defining principles and conventions for process and equipment flowsheets, the standard enhances clear communication, efficiency, and comparability among professionals designing coal preparation plants. The guidance ensures that plant flowsheets are easy to read, universally understood, and provide accurate information about the processing stages, equipment utilized, and product flow.

Key Topics

Flowsheet Types: The standard distinguishes between two basic kinds of flowsheets necessary for coal preparation plant design:

Process Flowsheets: Illustrate main operational steps in the plant and the movement of materials, showing stages from raw feed to final products.
Equipment Flowsheets: Depict plant units by standard symbols and show how physical equipment is arranged to perform the process steps.

Definitions and Capacity Ratings:

Nominal Capacity: The plant’s overall performance rate, expressed in mass per hour, provided in the flowsheet title and general plant description.
Design Capacity: Specific feed rates and process load limits for plant components, forming the basis for performance guarantees.
Mechanical Maximum Capacity: The highest feed rate for equipment, not subject to guarantees but relevant for mechanical limits.

Conventions for Flowsheets:

Standardized arrangement (left-to-right flow, raw coal at top left).
Use of rectangles for processes and standard symbols for equipment.
Uniform indication of capacities, flowlines, and material sizes.
Methods for expressing and defining plant capacities and flow rates.

Grouping of Operations: Stages are subdivided, such as pretreatment, cleaning, product treatment, storage, and destination.

Graphical Representation: Use of consistent graphical symbols (referenced from related standards) and diagram styles to minimize confusion.

Applications

The principles set out in SIST ISO 924:1998 have broad applications across the coal industry and related engineering disciplines:

Plant Design: Engineers and designers use the standard to create initial concept diagrams and detailed flowsheets during all plant design phases.

Project Communication: The unified conventions ensure that project stakeholders-across organizations and countries-share a common understanding of flowsheets.

Equipment Specification: Clear depiction of design and operational capacities assists in selecting appropriate machinery and sizing for anticipated loads.

Process Optimization: Standardized flowsheets support process analysis, identification of bottlenecks, and assessment of plant performance.

Training and Documentation: Universally structured diagrams serve as effective training materials and references for operators and technical staff.

Related Standards

SIST ISO 924:1998 references several other international standards critical for coal preparation plant flowsheet preparation:

ISO 561:1974 – Coal Preparation Plant - Graphical Symbols: Details standardized graphical symbols for representation of equipment and processes in coal preparation.

ISO 1213-1:1982 – Solid Mineral Fuels - Vocabulary Part 1: Provides definitions for terminology used in coal preparation, ensuring consistent understanding across documents.

ISO/TC 27 – Solid Mineral Fuels: The technical committee responsible for standardization in the field of solid mineral fuels, including relevant vocabularies and symbols.

Practical Value

Implementing SIST ISO 924:1998 brings significant advantages:

Enhanced Efficiency: Common flowsheet conventions reduce misinterpretation and design errors, accelerating project planning.

Global Compatibility: Facilitates collaboration between international partners, suppliers, and regulatory bodies.

Improved Documentation: Clear and standardized documentation eases plant commissioning, maintenance, and operator training.

Process Reliability: By clarifying load and capacity ratings, the standard helps ensure that coal preparation plants operate reliably and safely.

For professionals involved in coal plant engineering, adherence to SIST ISO 924:1998 ensures high-quality, consistent, and effective documentation-a cornerstone for successful project execution.

SIST ISO 924:1998 PDF

Abstract

Похожие стандарты

Overview

Key Topics

Applications

Related Standards

Practical Value

Технические детали

ISO 561:1974

Coal preparation plant — Graphical symbols

ISO 1213-1:1982

Solid mineral fuels — Vocabulary — Part 1: Terms relating to coal preparation

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