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From DX to Liquid Cooling: The Race to a Greener Data Center
2025-08-07
Data centers rely on diverse cooling methods, categorized into mechanical refrigeration and natural cooling. Mechanical systems include air-cooled direct expansion (DX), air-cooled chilled water, water-cooled chilled water, and centralized cooling water systems. Natural cooling encompasses fresh air, plate heat exchange, rotary heat exchange, evaporative cooling, and liquid cooling. Air-cooled DX ...
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Cut Costs, Not Performance: Unlock the Hidden Power of Screw Compressor Waste Heat
2025-07-25
While screw air compressors are widely used, their energy consumption has become a key concern. Electricity accounts for 77% of total costs, followed by maintenance (18%), and equipment investment (only 5%). Thus, optimizing energy use through waste heat recovery is critical. 1. Common Heat Recovery Methods & Applications Waste heat from air compression can be recycled via heat exchangers to w...
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The Ultimate Cooling Showdown: Centrifugal vs. Screw Chillers – Which Powers Your Ice Thermal Storage Better
2025-06-19
In the pursuit of building energy efficiency, ice thermal storage systems stand out as a transformative solution. By producing ice during off-peak nighttime hours and utilizing it for cooling during daytime peak periods, these systems significantly cut energy costs and reduce grid strain. At the core of this technology lies a critical decision: choosing the right chiller technology—centrifugal or ...
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Cooling Redefined: The Secrets Behind Air-Cooled Scroll Chillers' Speed
2025-06-12
How Fast Can an Air-Cooled Scroll Chiller Cool? Air-cooled scroll chillers have become a go-to choice for commercial and industrial cooling applications thanks to their compact size, low noise, and high efficiency. But when it comes to cooling speed—how fast do they really work? The answer depends on three key factors: Unlocking Cooling Speed: How Air-Cooled Scroll Chillers Deliver Results. 1. Des...
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Say Goodbye to Space Constraints: Compact Chillers for Modern HVAC Challenges
2025-06-06
In the HVAC industry, cooling capacity and system configuration typically follow conventional wisdom. However, a recent 18-ton chiller from H.Stars has stirred attention—not because of its size, but because of its evaporator: a compact yet bold 4-head U-tube design. At first glance, this may seem over-engineered. But behind this "extra" configuration lies a smart, forward-thinking strategy to boos...
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Unleashing Power and Efficiency: The 800kW Scroll Air-Cooled Chiller Redefines Industrial Cooling
2025-05-29
In the world of industrial cooling, scroll air-cooled chillers are spearheading an energy-efficiency revolution. Among them, the newly launched 800kW chiller by H.Stars Group has quickly become a topic of industry discussion. But what qualifies as a “large-scale” unit in this field? Let’s decode the standards of industrial chiller classification from a technical perspective. 1. Understanding Chill...
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Revolutionizing Energy: The Future Lies in Ice Thermal Storage
2025-05-22
Amid the wave of the global energy revolution, ice thermal storage technology is emerging as a powerful enabler of smarter, more sustainable energy use. As a pioneer with decades of experience in the HVAC industry, H.Stars Group is at the forefront of integrating technological innovation with environmental responsibility—and ice storage is at the heart of this transformation. At its core, ice ther...
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The Ultimate Guide to Exporting Open-Type Chillers: Navigating Global Standards with Ease
2025-05-15
As global demand for open-type chillers continues to rise, manufacturers must navigate a complex web of electrical standards, safety regulations, environmental policies, and transportation requirements when exporting their products. Ensuring compliance with these standards is essential for smooth market entry and long-term success. 1. Compliance with Electrical Standards Electrical systems vary si...
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Built for the Waves: The Ultimate Marine Heat Exchanger Solution
2025-05-09
In the maritime industry, heat exchangers play a vital role in ensuring the efficiency and safety of ship operations. Marine heat exchangers made with stainless steel tubes and nickel-copper tube sheets have emerged as the preferred solution due to their exceptional performance and durability. Advantages of Stainless Steel Tubes in Marine Heat Exchangers Stainless steel is renowned for its outstan...
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