Technology

1

Provision of Our Know-
How & New Technology

Sohatsu has been working in the area of road tunnels in cooperation with various partners since the foundation, and has established a reputation for our reasonable contributions. Our raison d’etre is, however, not only for providing technical solutions to customers, but also for reassuring for our solution through verification tests with customers. Our Know-How cultivated in the area of road tunnels can serve the new technology in energy-saving and safety for pubilc area such as road tunnels, subway tunnel or underground mall.

2

Diagnosis Service for Tunnel Ventilation,
Air Conditionings and
Safety System

Sohatsu can provide consultations for improvement on the tunnel ventilation, air conditionings and disaster-prevention system in existing road/railway tunnels through our original diagnostic analysis based on measurements and numerical simulations. In addition, we can collect the data and set up the fire test on request.

3

Energy-saving control system
for road-tunnel ventilation

Sohatsu can provide the PC-system giving directions to operators how to operate ventilators in existing tunnels in order to achieve energy-savings.

4

Customized Software-development
for road tunnels

Sohatsu can develop the various software for road tunnels taking advantage of our experiences in areas of internet, real-time ventilation control, numerical simulation, data-base and measurement system.

5

Control system for jet-fans
driven by inverters

ULTIMATE ENERGY SAVINGS! MOST SUITABLE FOR LONGITUDINALLY VENTILATED ROAD TUNNELS WITH BI-DIRECTIONAL TRAFFIC!
1 Our original ventilation control method for jet-fans driven by inverters is now available.
2 Our compact inverter control unit can be placed in the electrical room.
3 Control unit with THREE-LEVEL inverter can be placed in the electrical room (up to 2000m between jet-fans and electrical room).

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