Bristol Compressor H25D12QDBFR

08/07/2020

Use and selection of water pumps for HVAC systems

1. Chilled water pump:<br></br> 　　In the chilled water loop, a device that drives water to circulate. The end of the air-conditioned room (such as fan coil, air handling unit, etc.)

06/14/2020

Internal balance type thermal expansion valve

Internal balance type thermal expansion valve The internal balance type thermal expansion valve is composed of valve body, push rod, valve seat, valve needle, spring, adjusting rod, temperature sensor, connecting pipe, sensing diaphragm and other compone器

01/17/2022

Piezoelectric Pressure Transducers -- Working Principle, Characteristics and Applications

The piezoelectric pressure transducer, a measuring precision instrument, mainly works with the piezoelectric effect that is the use of electrical components

08/17/2020

The difference between a single-head chiller and a double-head chiller

1. Single-stage refrigeration system 　　1. The single-stage refrigeration cycle refers to the four processes of compression, condensation, throttling,

06/29/2020

Suggestions for troubleshooting of compressor with liquid start

02/06/2025

Refrigerated Display Case: Everything You Need to Know

Refrigerated display cases are essential equipment in various industries, most notably in the food and beverage sector. They provide a visually appealing and hygienic means to showcase perishable items, such as chilled drinks, fresh produce, dairy products, and delicatessen.

08/19/2020

The role of refrigerant in air-cooled chillers

The refrigerant itself circulates continuously in the refrigeration system, and then realizes refrigeration through its own state changes. The refrigerant absorbs the heat of the cooled medium in the evaporator and vaporizes

06/22/2020

Why is the air conditioner not cooling

There are generally two reasons for air conditioning not cooling, one is caused by insufficient internal freon, and the other is caused by clogged filter. When the air conditioner is not cooling, you can clean the filter first, and then replace the freon. If you don't know how to operate, you can ask a professional maintenance staff to clean and replace it. <img src="{{media url=&quot;magefan_blog/Why_is_the_air_conditioner_not_cooling_1.jpg&quot;}}" alt="" />

08/19/2020

How to speed up the evaporation and heat dissipation of cooling tower water

In the process of water cooling in the cooling tower, the water is formed into very small water droplets or very thin water film, which expands the contact area of water and air and prolongs

07/17/2020

Five items to pay attention to when using Copeland compressors

Copeland compressors are strictly forbidden to perform pressure test under oxygen, and for nitrogen without safety valve! Improper use will cause an explosion and cause casualties. Some users have already experienced this situation. I hope that all dealers promptly remind the installation personnel and use it as a warning. They must follow the operation process.