Heat Pumps

Heat Pumps

Non-condensable gases in the refrigeration circuit: what they cause

Heat Pumps

Refrigerant overcharging: what problems it can cause

Heat Pumps

Refrigerant undercharge: what symptoms appear

Heat Pumps

Refrigerant charging by weight: why the quantity must be precise

Heat Pumps

Vacuum and dehydration of the refrigeration circuit: why they are necessary before charging

Heat Pumps

Pressure-enthalpy (p-h) diagram: how to read the refrigeration cycle

Heat Pumps

Economizer and vapor injection in heat pumps: how they increase efficiency

Heat Pumps

Oil return to the compressor: why it is critical

Heat Pumps

Liquid slugging and floodback: how the compressor is at risk

Heat Pumps

Flash gas in the liquid line: what it is and why it causes problems

Heat Pumps

Liquid, suction, and discharge line: what is the function of each pipe

Heat Pumps

Sight glass in the refrigeration circuit: what it can show us

Heat Pumps

Moisture in the refrigeration circuit: why it is dangerous

Heat Pumps

Filter drier in the refrigeration circuit: what it does and when it needs replacement

Heat Pumps

Compressor oil and refrigerant: why they must be compatible

Heat Pumps

Temperature glide in refrigerant mixtures: what it means in practice

Heat Pumps

Pure refrigerant, azeotropic and zeotropic mixtures: key differences

Heat Pumps

R744 CO₂ in heat pumps: what is the transcritical cycle

Heat Pumps

R290 propane in heat pumps: performance and safety requirements

Heat Pumps

R410A as a refrigerant: why it was used so much and why it is being restricted

Heat Pumps

R32 as a refrigerant in heat pumps: characteristics and specific features

Heat Pumps

Refrigerant safety classes A1, A2L and A3: how to read them

Heat Pumps

GWP and ODP in refrigerants: what they mean

Heat Pumps

Refrigerants R32, R410A and R290: key differences