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DOE OSTI · code-173618

Retrofit Energy Analysis and Central Thermal modeling (REACT) v1.0

Abstract

REACT is a website designed to simplify the analysis and decision-making process for retrofitting existing central plant heating and cooling systems with advanced heat pump technologies. The tool evaluates the technical and economic viability of replacing traditional boilers with various options including water-to-water or air-to-water heat pumps, which can provide efficient and lower-cost heating and cooling. It allows users to compare current central plant configurations with retrofit scenarios, assessing energy consumption, life-cycle costs, and environmental impact. Retrofitting traditional boiler and chiller systems with water-to-water or air-to-water heat pumps can significantly reduce energy consumption and lower lifecycle costs. The REACT provides: User-Friendly Tools: A user friendly web interface for quick, intuitive analysis accessible to non-experts. Advanced Modeling: A Python-powered engine for detailed parametric studies, optimization, and research applications. Comprehensive Analysis: Lifecycle cost evaluation, energy consumption modeling, and environmental impact assessment. Visual Insights: A variety of plots to visualize system performance and design trade-offs. The engine for the website (REACT) bases on several Python libraries, and the website will be hosted on an ETA server.

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BibTeXRIS

Kim, Donghun [Lawrence Berkeley National Laboratory (LBNL), Berkeley, CA (United States)], Excell, Lauren [Lawrence Berkeley National Laboratory (LBNL), Berkeley, CA (United States)], Sun, Kaiyu [Lawrence Berkeley National Laboratory (LBNL), Berkeley, CA (United States)], Xu, Yujie [Lawrence Berkeley National Laboratory (LBNL), Berkeley, CA (United States)], Ham, Sang woo [Lawrence Berkeley National Laboratory (LBNL), Berkeley, CA (United States)], Lee, Sang Hoon [Lawrence Berkeley National Laboratory (LBNL), Berkeley, CA (United States)]. 2026-01-14. Retrofit Energy Analysis and Central Thermal modeling (REACT) v1.0. https://doi.org/10.11578/dc.20260121.3

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