In 2017, for the first time, the Hanoi People’s Committee coordinated with the Viet Nam Association of Science, Technology and Efficient Use of Energy to organize the competition “Hanoi Green Energy construction”, attracting the participation of 51 enterprises.
CornerStone Building won Four Stars in the contest with some energy-saving solutions such as:
Reduce the usage time of lighting system of 3 basements
Lights are off during normal hours
Lights are turned on during peak hours (7:00～9:00、11:00～13:00、 17:00～19:00)
The lighting system in the basement is scheduled to operate through the building’s BMS system.
Replace halogen and fluorescent lighting with energy-saving LEDs:
Energy-saving LED system of public area
Using glass windows to take advantage of natural light
Equipped with 2-layer insulated glass, curtains, louvre to reduce solar radiation entering the building
- Smart elevator system
The smart elevator system has features such as: using the most advanced engine with VVVF control system, microcomputer, integrating with traction system using BLDC motor. As a result, it allows to reduce power consumption up to 70% and reduce CO2 by 1610kg/year. In addition, the elevator’s Regenerative Converter allows to save 35% of electricity, reducing CO2 by 1400kg/year.