Technical Tour Cancel

“Kansai Branch of RUNTEC Corporation”

Cold storage logistics warehouse with the latest NH3 / CO2 refrigeration system and CO2 heat pump dehumidifier

In July 2019, RUNTEC Corporation newly launched the environmentally friendly Kansai Branch in Nishinomiya city, near Kobe, which features a refrigerated cold storage logistics warehouse equipped with 3D-automated racking and several energy-efficient systems using natural refrigerants. In particular, this warehouse utilizes cooling system with CO2 liquid brine cooled with NH3 (NH3 / CO2 refrigeration system). Moreover, a solar PV generation system is placed on the rooftop of warehouse, and an adsorption dehumidifier using a CO2 heat pump to regenerate the desiccant is installed to reduce cooling load in the cold storage, separating latent- and sensible-cooling.

【Specifications】
Total floor area:                   29,772 m2
Storage temperature:           “Frozen (LT, -25°C)”, “Chilled (MT, +5°C)”
Main equipment:
■ NH3 / CO2 refrigeration system “NewTon” 
■ Adsorption dehumidifier with CO2 heat pump “Chris”
■ Solar PV generation system  (1,000 kW)

Figure1. Exterior view of the cold storage logistics warehouse

Figure 2. NH3 / CO2 refrigeration system “NewTon”

Figure 3. Adsorption dehumidifier with CO2 heat pump“Chris”

Figure 4. Solar PV generation system (1,000kW)

RUNTEC Corporation

1-chome-2 Yamaguchicho, Hanshinryutsu Center, Nishinomiya, Hyogo 651-1431 Japan

http://www.runtec.co.jp/ (Japanese Only)