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Category: HVAC Basics

link to 6 Types of Valves Used in HVAC (with Details)

6 Types of Valves Used in HVAC (with Details)

Valves are widely used in HVAC. Different valves have different functions. Valves used in HVAC have certain specifications. Junior engineers often don't get to know all of the different HVAC valves....

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link to Do Air Conditioners Take Air from Outside? (Some Do)

Do Air Conditioners Take Air from Outside? (Some Do)

Many people often stay in a room with the air conditioner turned on for a prolonged period of time. So, they wonder if air conditioners take air from outside to keep them refreshed. Hence, I did some...

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link to Inverter Air Conditioner: A Complete Guide (for Beginner)

Inverter Air Conditioner: A Complete Guide (for Beginner)

More and more people are switching to inverter air conditioners nowadays. People who are using inverter air conditioners often have positive comments. So, what are inverter air conditioners? How are...

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link to How to Use a Psychrometric Chart?

How to Use a Psychrometric Chart?

Psychrometric Chart is very useful in air conditioning. By using a psychrometric chart, we can find ways to achieve thermal comfort under any given air condition. So, how can you use a psychrometric...

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link to How to Improve Air Quality in Homes? (Technical Guide)

How to Improve Air Quality in Homes? (Technical Guide)

People are staying at home more frequently than ever before. As we spend more time indoors, air quality becomes a concern. I also work from home most of the time. So, I did some research on home air...

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link to COP | SEER | EER | CEER | kW/Ton | HVAC Efficiency Guide

COP | SEER | EER | CEER | kW/Ton | HVAC Efficiency Guide

The energy efficiency of air conditioners and chillers is commonly represented in either COP, SEER or EER. Sometimes, people like to use kW/Ton and windows air conditioners use CEER to indicate...

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About Me

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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