News- Zhejiang Brozer Refrigeration Technology Co., Ltd.

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...
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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...
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Jun

Why is my evaporator not cooling properly?

If your evaporator is not cooling properly, the most common causes are ice build-up on the coils, a dirty or blocked air cooler, refrigerant leakage, a failing compressor, or a malfunctioning condenser. Identifying whic...
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Jun

How Do I Choose the Right Size Condensing Unit for My Cold Room?

The right condensing unit size for your cold room depends on three core variables: room volume (m³), target storage temperature, and the heat load from products, insulation, and environment. For most commercial cold ...
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Jun

Which Refrigeration Compressor Is Right for Your System: Scroll or Screw?

Refrigeration compressors are the power core of every refrigeration system. For commercial and industrial applications — from cold rooms and condensing units to water chillers and refrigeration storage — two compressor ...
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Jun

What Makes a Condensing Unit the Core of Any Refrigeration System？

A condensing unit is the operational heart of any refrigeration system — integrating the compressor, condenser, and expansion valve into a single packaged assembly that drives cooling across cold rooms, water chille...
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May

Which Refrigeration Compressor Should You Choose: Reciprocating or Screw?

In the refrigeration compressor sector, reciprocating and screw compressors represent the two dominant technology paths. The direct answer to the selection question is: choose reciprocating compressors for applications ...
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May

How Refrigeration Accessories Are Evolving in 2026

The refrigeration equipment accessories industry has entered a new phase in 2026 characterized by technology intensity and demand diversification. The global cold chain logistics market has surpassed USD 650 billion, di...
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May

Which Refrigeration Accessories Are Critical and How to Choose Them？

Refrigeration equipment accessories are not secondary components—they are core elements that determine overall system performance. Using substandard accessories can increase system energy consumption by 15% to 30%, rais...
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May

Which Evaporator Type Fits Your Cold Storage Needs? DL vs DD vs DJ Compared

In industrial refrigeration systems, evaporator (air cooler) selection directly determines the energy consumption level of cold storage and the quality stability of stored goods. The DL type is suitable for fresh-keepin...
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May

How to determine if there is a refrigerant leak?

How to Determine If There Is a Refrigerant Leak A refrigerant leak is confirmed when system pressures fall below manufacturer specifications, superheat readings exceed 10–15°F above normal, or electronic leak detectors ...
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Apr

What to do if your refrigeration equipment isn't cooling?

Immediate Actions When Your Refrigeration Equipment Isn't Cooling When refrigeration equipment fails to cool, check the thermostat setting first—ensure it is set between 35°F and 38°F (1.7°C to 3.3°C) for refrigerators ...
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