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construction-design

What Is a Flame Arrester? Basic Functions and Selection Tips for Preventing Flashback in Combustible Gas Systems

Prevent flashback and explosions in combustible gas systems with flame arresters. Learn the basics, selection tips, and maintenance essentials for safe chemical plant operations.
2021.10.16
construction-design
construction-design

PTFE Solid Gaskets vs. PTFE Envelope Gaskets: Advantages, Limitations, and Practical Selection

A practical comparison of PTFE solid gaskets and PTFE envelope gaskets, explaining advantages, limitations, and real-world selection criteria for chemical plants.
2021.10.13
construction-design
procurement

What Is Dia-Inch in Chemical Plants? Meaning, Formula, and Cost Estimation Use

Dia-Inch (DB) is a key metric used in piping cost estimation. Learn what it means, how it’s calculated, and how chemical plant engineers use it in real projects.
2021.10.10
procurement
machine-design

What Is a Gland Packing (Gland Seal)? A Clear Guide to Its Purpose, Mechanism, and Use Cases

Learn what gland packing (gland seal) is, how it works, and where it's used in chemical plants. A clear guide to sealing mechanisms, cooling, and pros/cons vs. mechanical seals.
2021.10.07
machine-design
machine-design

Top 3 Mechanical Seal Flushing Plans Explained (API 682 Standards)

Understand the 3 main mechanical seal flushing plans—Plan 01, 11, and 32—based on API 682. Learn how they work, when to use them, and what to watch for in chemical plant pump systems.
2021.10.06
machine-design
construction-design

Understanding RF and FF Flanges: A Beginner’s Guide for Piping Design and Maintenance

Learn the essential differences between RF (Raised Face) and FF (Flat Face) flanges in piping design. This beginner-friendly guide explains their uses, pros and cons, gasket compatibility, and practical selection tips for chemical plants.
2021.10.03
construction-design
machine-design

Canned vs. Magnetic‑Drive Pumps: How to Choose the Right Seal‑Less Pump

Compare canned‑rotor and magnetic‑drive seal‑less pumps: how they work, material differences, cooling behavior, and when to choose each type.
2021.09.27
machine-design
operation

Practical Explosion Protection Design in Chemical Plants:Thinking in Terms of Release Source, Ventilation, and Distance

Practical explosion protection design for chemical plants explained from real-world perspectives: release sources, ventilation, and distance. Ideal for batch plants and field engineers.
2021.09.20
operation
construction-design

Explosion-Proof Equipment in Chemical Plants: A Practical Guide for Engineers

A practical guide for engineers on explosion-proof equipment types, Ex markings, and how to select compliant solutions in chemical plants and hazardous areas.
2021.09.20
construction-design
Top page(English)

What Is the Hardware Architecture of a DCS? Basic Structure and Key Components Explained

DCS（分散制御システム）のハード構成についてわかりやすく解説。コントローラ、演算装置、入出力装置など主要機器の役割と構成を初心者にも理解しやすく紹介。プラント制御の基礎知識に最適です。
2021.09.16
Top page(English)
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