News- Zhejiang Brozer Refrigeration Technology Co., Ltd.

Sep

How to Choose a Water Chiller for Factory Use: Complete Selection Guide

If a factory chiller is too small, you will see process temperatures drift every afternoon. If it is too large, the compressor cycles too often, part-load efficiency drops, and the evaporator can freeze up. That is why ...
Read more
Sep

Condensing Unit Sizing Guide: How to Select the Right Unit for Cold Rooms

A cold room installer once reported a new condensing unit that took four hours to pull a 200 m² chilled room down instead of the specified two. The compressor was running hot, the discharge pressure was normal, but the ...
Read more
Sep

Cold Room Capacity Calculation Formula: Storage Tonnage and Cooling Load Guide

Two buyers can ask for "a 300-ton cold room" and mean completely different things. One cares about how many pallets the room holds; the other cares about how much heat the refrigeration plant must remove every day. In p...
Read more
Aug

Semi-Hermetic vs Hermetic Compressor: Which One Should You Choose for Your Cooling System?

You are comparing two compressors for a cold room project. One quote is lower. The other compressor costs more but has a bolted housing that a service technician can open. Which one should you buy? Choose a hermetic com...
Read more
Aug

R290 vs R404A Refrigerant: Performance, Safety, Cost, and Retrofit Guide

Picture a cold storage supervisor reviewing last quarter's energy bills. The compressors run almost continuously, and the R404A in the lines is becoming harder to justify. A vendor suggests R290, but the cylinder carrie...
Read more
Aug

Natural Refrigerants for Commercial Refrigeration: CO2, Ammonia, Propane Guide

When you specify a commercial refrigeration system in 2026, the first decision is the refrigerant. With high-GWP HFCs under phase-down through the Kigali Amendment and the EU F-Gas Regulation, natural refrigerants such...
Read more
Aug

How Do Condensing Units, Compressors, Evaporators and Condensers Work Together?

Quick Answer A working cold room, water chiller or refrigeration storage system is never built from a single part. It is a matched set: a condensing unit sized to the room's heat load, a compressor (scroll, piston or sc...
Read more
Jul

What Are the Functions of a Condenser? Full Guide

A condenser's core job is simple: it takes hot, high-pressure refrigerant gas coming from the compressor and turns it back into a liquid by removing heat. Without this step, a refrigeration system cannot repeat its cool...
Read more
Jul

What are the different types of condensers?

There are three main types of condensers used in refrigeration and HVAC systems: air-cooled, water-cooled, and evaporative. Air-cooled condensers use fans to push ambient air across finned coils, water-cooled condensers...
Read more
Jul

How to Check Refrigeration Part Compatibility With Your System？

Quick Answer A refrigeration part is compatible with your system when four things match at once: the refrigerant type, the working pressure range, the connection size, and the electrical or capacity rating. If any one o...
Read more
Jul

what are the functions of a condenser？

A condenser's main function is to remove heat from hot, high-pressure refrigerant gas coming out of the compressor and turn it back into a liquid. In doing so it also lowers the refrigerant pressure to the level needed...
Read more
Jul

How Does Evaporator Fouling Affect Industrial Cooling Efficiency?

Evaporator fouling lowers industrial cooling efficiency by directly blocking heat transfer between the refrigerant and the air or product being cooled. A fouled evaporator coil can reduce heat exchange capacity by 15 pe...
Read more

News

News categories

Product categories

How to Choose a Water Chiller for Factory Use: Complete Selection Guide

Condensing Unit Sizing Guide: How to Select the Right Unit for Cold Rooms

Cold Room Capacity Calculation Formula: Storage Tonnage and Cooling Load Guide

Semi-Hermetic vs Hermetic Compressor: Which One Should You Choose for Your Cooling System?

R290 vs R404A Refrigerant: Performance, Safety, Cost, and Retrofit Guide

Natural Refrigerants for Commercial Refrigeration: CO2, Ammonia, Propane Guide

How Do Condensing Units, Compressors, Evaporators and Condensers Work Together?

What Are the Functions of a Condenser? Full Guide

What are the different types of condensers?

How to Check Refrigeration Part Compatibility With Your System？

what are the functions of a condenser？

How Does Evaporator Fouling Affect Industrial Cooling Efficiency?

Submit feedback