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Category: Chilled Water System

link to Why Do Cooling Towers Have a Blowdown Valve?

Why Do Cooling Towers Have a Blowdown Valve?

Cooling towers are one of the major components of the chilled water system. Many people encounter the blowdown valve of cooling towers but they're not entirely sure why it is needed. So, I did some...

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link to How to Calculate Chilled Water Pump Head?

How to Calculate Chilled Water Pump Head?

Pump head is an essential parameter for chilled water pumps as well as condenser water pumps. It determines if the pumps are able to deliver the required water flow rate. So, how do you calculate the...

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link to Chiller Surge: Symptoms, Causes & Preventions

Chiller Surge: Symptoms, Causes & Preventions

Chiller surge is a problematic behaviour in buildings that are equipped with a chilled water system. Operators and engineers are having a hard time figuring out why chiller surge is happening. So, I...

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link to Chilled Water Pipe Insulation Thickness: Chart & Calculation

Chilled Water Pipe Insulation Thickness: Chart & Calculation

Chilled water pipes must be insulated to prevent condensation as well as conserve energy. Many junior engineers don't quite understand how the thickness of chilled water pipe insulation is...

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link to How Cooling Towers Work? (HVAC Applications)

How Cooling Towers Work? (HVAC Applications)

Cooling towers are one of the major components of HVAC. They are used to reject heat in chilled water systems. Many people don't actually realize the principle behind cooling towers. So, how cooling...

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link to What is Chiller Lift?

What is Chiller Lift?

When it comes to improving chiller efficiency, the term chiller lift keeps repeating. Chiller lift does affect chiller efficiency. So, what exactly is chiller lift? How does it affect chiller...

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Hi, my name is Yu Chang Zhen. I've been working as a professional in the HVAC industry for more than 7 years, covering from design and installation to commissioning and maintenance. With my experience, I want to help people solve their HVAC problems. Welcome, I hope you can find your solutions here.

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