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construction-design

How to Calculate Flow Rate When Draining Liquid from a Tank Using a Hose

Learn how to estimate flow rate when draining liquid from a tank using a hose. A practical chemical engineering explanation using energy conservation and pressure loss, suitable for quick field calculations.
2023.09.23
construction-design
maintenance

Why Mixing TBM and CBM Confuses Maintenance Teams — And How to Decide Between Them

Why does mixing TBM and CBM create confusion in plant maintenance? This article explains the practical differences, real-world examples, and a structured way to choose between time-based and condition-based maintenance in chemical plants.
2023.08.25
maintenance
maintenance

The Limits of Experience-Based TBM: Why Maintenance Requires a Multi-Perspective Approach

Why simple TBM adjustments fail: learn how multi-perspective thinking improves reliability in maintenance engineering.
2023.08.03
maintenance
machine-design

What Is a Labyrinth Seal in Chemical Plants?

Labyrinth seals are non-contact seals used in rotating machinery in chemical plants. Learn how they work, where they are applied, their advantages, and important limitations compared to mechanical seals.
2023.07.22
machine-design
machine-design

Do Jacketed Pressure Vessels Need Strength Calculations? A Simple Guide for Beginners

Jacketed pressure vessels are used for heating or cooling, but do you need to calculate their strength? This beginner-friendly guide explains when and why strength calculations are necessary—with simple examples and tips.
2023.07.01
machine-design
construction-design

Gasket Factor (m) vs. Minimum Seating Stress (y):Key Differences, Typical Values, and Selection Tips

Learn the difference between gasket factor (m) and minimum seating stress (y) in chemical plant piping. This guide compares typical values by gasket type and explains practical selection tips to prevent leakage and over-tightening.
2023.06.25
construction-design
machine-design

Centrifugal Pump Basics: Understanding Structure, Components, and Key Functions

Learn the basic structure and key components of centrifugal pumps — including impeller, casing, seals, bearings, and couplings.A practical guide for plant engineers and beginners in chemical or mechanical design.
2023.06.24
machine-design
operation

How Industrial Water Is Used in Chemical Plants: A Practical, Application-Based Overview

A practical overview of how industrial water is used in chemical plants, covering firefighting, cooling, potable water, process water, steam, and resource-saving utility systems.
2023.06.21
operation
construction-design

Drain Funnel Design in Chemical Plants: Sizing the Funnel, Reducer, and Drain Line to Prevent Liquid Overflow

Learn the basic design of chemical-plant drain funnels, including funnel and reducer sizing, continuous and batch discharge, drain-pipe capacity, and practical measures to prevent liquid splashing and overflow.
2023.06.13
construction-design
construction-design

What You Can Learn from P&ID Line Specifications in Chemical Plants

This article explains P&ID line specifications in chemical plants, covering pipe size, fluid notation, materials, insulation, and line numbers, and how these details reveal critical design and manufacturing information.
2023.06.04
construction-design
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