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Singapore explores ways to cool buildings with less energy

Climate · First reported 1 Nov, 03:07 · Updated 05:52

Image: Wikimedia Commons · NASA Johnson Space Center · Public domain

Singapore is testing cooling systems intended to reduce reliance on conventional air conditioning. Alternatives include chilled beams and passive displacement, while hybrid cooling pairs warmer air-conditioning settings with fans. (14672daa-25c6-4e09-a307-06d5b18b5282)

  • The article reports that about 99% of Singapore’s private residences have air-conditioning, and cooling can account for 40% to 60% of a building’s energy use. (14672daa-25c6-4e09-a307-06d5b18b5282)
  • The article describes chilled-beam and passive-displacement systems in Singapore buildings, and says designers report that chilled beams at Paya Lebar Green cut energy use by more than 30% compared with conventional air conditioning. (14672daa-25c6-4e09-a307-06d5b18b5282)
  • Singapore’s building authorities said at least 33 public and 14 private buildings had adopted alternative cooling technologies by mid-2026; a 2024 government study said such technologies could save up to 48% in energy. (14672daa-25c6-4e09-a307-06d5b18b5282)
Summary written by Lux AI from 2 articles

Key facts

Private residences with air-conditioning
About 99% (14672daa-25c6-4e09-a307-06d5b18b5282)
Cooling’s share of building energy consumption
40% to 60% (14672daa-25c6-4e09-a307-06d5b18b5282)
Reported Paya Lebar Green energy-use reduction
More than 30% versus conventional air conditioning, according to the building’s designers (14672daa-25c6-4e09-a307-06d5b18b5282)
Buildings adopting alternative cooling technologies
At least 33 public and 14 private buildings by mid-2026 (14672daa-25c6-4e09-a307-06d5b18b5282)
Potential energy savings identified in a 2024 government study
Up to 48% (14672daa-25c6-4e09-a307-06d5b18b5282)
Singapore net-zero emissions goal
2050 (14672daa-25c6-4e09-a307-06d5b18b5282)

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