Tekijä - hallinto

19Aug

Ammoniakki (R-717): voimakas ja luonnollinen kylmäaine

1. Johdanto

As the refrigeration and air conditioning (HVAC&R) industry continues its transition toward environmentally responsible solutions, natural refrigerants like Ammonia (NH₃), designated as R-717, have gained renewed prominence. Ammonia has been used in refrigeration for over a century due to its excellent thermodynamic properties...
07Jul

Kylmäainekaasuanturi: periaatteet, sovellukset ja nousevat trendit

1. Johdanto

Kylmäaineet are essential substances in cooling systems such as air conditioners, refrigerators, chillers, and heat pumps. However, these compounds—ranging from traditional CFCs and HCFCs to modern HFCs, HFOs, and natural refrigerants—pose safety, health, and environmental risks if leaked. To address this, refrigerant gas...
24Jun

ASHRAE -LUOKKAUS JÄÄNTÄVÄT: Määritelmät, merkitys ja sovellukset

1. Johdanto

In the world of heating, ventilation, air conditioning, and refrigeration (HVAC/R), selecting the right refrigerant is a critical decision that affects efficiency, safety, cost, and environmental impact. The American Society of Heating, Refrigerating and Air-Conditioning Engineers (ASHRAE) provides a standardized classification of refrigerants that...
19Jun

A3 -kylmäaineen havaitsemisanturit: Turvallisuus ja suorituskyky tarkkailemalla erittäin syttyviä kylmäaineita

1. Johdanto

In response to environmental and regulatory pressures, the HVAC and refrigeration industries have increasingly turned to natural refrigerants and low-GWP synthetic refrigerants. Among them, A3 refrigerants stand out due to their zero ozone depletion potential (ODP) and extremely low global warming potential (GWP). However,...
11Jun

A2L kylmäaineen kaasuanturi: Tarkkuusilmaisu vähäpaljelausaineille

1. Johdanto

As the HVAC and refrigeration industries pivot toward environmentally friendly solutions, the adoption of refrigerants with lower global warming potential (GWP) is accelerating. One of the most significant developments in this transition is the use of A2L refrigerants — a class of low-GWP refrigerants...
05Jun

R134A -kaasuanturi: havaitseminen, tekniikka ja sovellukset

With the global reliance on refrigeration and air conditioning, the use of refrigerant gases like R134A (1,1,1,2-Tetrafluoroethane) has become widespread. Although R134A is considered relatively safe and non-toxic, it poses environmental challenges and can displace oxygen in confined spaces. Therefore, gas sensors designed to detect...