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Latest Articles on District Cooling:

What Are the Core Chilled Water Pumping Schemes/Strategies for the Modern District Cooling System?

Introduction In every district cooling network, the pumping system serves as the circulatory system, ensuring chilled water—the “life-blood” of the system—reaches every building, even those at the hydraulic periphery. The choice of pumping scheme directly influences energy efficiency, operational reliability, and long-term sustainability. While often overlooked, these systems are pivotal in minimizing energy consumption, reducing…

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What is the recommended design chilled water delta T for a modern district cooling system?

Introduction In modern district cooling systems, optimizing the chilled water temperature differential (ΔT) is a fundamental design consideration for improving energy efficiency, reducing operational costs, and minimizing infrastructure demands. A higher ΔT—the difference between supply and return water temperatures—allows for smaller pipe diameters, lower pumping energy, and increased system capacity. However, achieving an optimal ΔT…

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Understanding the main components and equipment of the district cooling plant

Introduction The district cooling system consists of the district cooling plant, the piping network, and the energy transfer station. The district cooling plant is the main component of the system that generates cooling energy in the form of chilled water for supply to the consumers. This article describes the main components and equipment of the…

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District cooling system as a utility infrastructure business – Contractual obligations of the district cooling operator

Introduction The district cooling system, according to IDEA’s  “District Cooling Best Practice Guide”, is a long-term utility service business. By their very nature, district cooling systems are often structured as utility infrastructure. In this article, we shall explore the key characteristics of district cooling that distinguish it as a utility infrastructure business, as well as…

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District Cooling Plant vs In-Building Chiller Plant: Understanding the Key Differences

Introduction The United Nations Environmental Program, in its publication titled “District Energy in Cities: Unlocking the Full Potential of Energy Efficiency and Renewable Energy”, stated that:• Cities account for over 70 percent of global energy use and 40 to 50 percent of greenhouse gas emissions worldwide.• Half of the cities’ energy consumption is for heating…

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