STEM与日常科技·英语30篇（2）
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Cooling Data Centers: From Airflow to Liquid Immersion
数据中心散热：从气流管理到液体浸没
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Data centers house thousands of servers that generate huge heat when processing global internet traffic.
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If overheated, chips slow down or fail—so cooling is critical for reliability and performance.
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Early centers used cold-air corridors and raised floors, but those waste energy moving air inefficiently.
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Modern designs use hot/cold aisle containment to isolate airflow and prevent mixing.
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Some companies now pump chilled water directly to server chips via copper cold plates.
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Others fully submerge servers in non-conductive, heat-absorbing liquids for maximum thermal transfer.
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AI systems monitor temperature across racks and adjust fan speeds or pump flow in real time.
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Renewable energy powers newer facilities, helping cut both carbon and cooling costs.
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Even waste heat from servers gets reused to warm nearby office buildings in colder climates.
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Balancing speed, safety, and sustainability makes data center cooling one of today’s toughest engineering puzzles.