DECENTRALIZATION OF HEAT AND POWER SUPPLY SYSTEMS IN URBAN DISTRICTS BASED ON GAS TURBINE COGENERATION UNITS
都市地区におけるガスタービンコジェネレーションユニットに基づく熱と電力供給システムの分散化 (AI 翻訳)
Artur Kagramanian, J. Babichenko, O. Vasylenko, A. Onishchenko
🤖 gxceed AI 要約
日本語
この論文は、都市地区の熱と電力供給の分散化のためのガスタービンコジェネレーション（GT-CHP）の導入を検討。ハリコフの住宅地を対象に、シーメンス、GE、ソーラータービンの3機種を比較し、NPV 1.85億ドル、IRR 14.2%、割引回収期間8.6年を算出。バイオガスや水素混合燃料の利用可能性も評価し、CO2排出を年間20.2万トン削減できるとしている。エネルギー転換と戦後復興におけるウクライナの都市へのスケーリング可能性を示唆。
English
This paper examines the deployment of gas turbine combined heat and power (GT-CHP) for decentralizing heat and electricity supply in urban districts. Using a residential district in Kharkiv as a case study, it compares three turbine models (Siemens SGT-500, GE LM2500G4, Solar Titan 130), calculates NPV of $185.1M, IRR of 14.2%, and discounted payback period of 8.6 years. The study also evaluates alternative fuels including biogas and hydrogen blends, and estimates annual CO2 reduction of 202,000 tons. The findings support scaling such solutions for other Ukrainian cities amid energy transition and post-war reconstruction.
Unofficial AI-generated summary based on the public title and abstract. Not an official translation.
📝 gxceed 編集解説 — Why this matters
日本のGX文脈において
ウクライナの戦後復興における分散型エネルギーシステムの有効性を示すが、日本ではSSBJや有報での開示要件に直接関係しない。しかし、水素混焼やコジェネ効率の実証データは、日本の地域熱供給や工場のエネルギー転換計画に参考となる。
In the global GX context
While the paper focuses on Ukraine, its detailed techno-economic analysis of GT-CHP with alternative fuels (including hydrogen blends) offers a replicable framework for urban district energy decentralization globally. For regions with high heating demand, the demonstrated 78-83% efficiency and significant CO2 reduction potential are relevant to ISSB-aligned transition plans and decarbonization pathways.
👥 読者別の含意
🔬研究者:This study provides a rigorous techno-economic and environmental assessment methodology for GT-CHP systems, including fuel flexibility and wartime resilience, which can inform similar analyses in other contexts.
🏢実務担当者:Corporate sustainability teams can use the financial indicators (NPV, IRR, payback) and CO2 reduction estimates for justifying investment in decentralized CHP projects, particularly in districts with existing district heating.
🏛政策担当者:Policymakers in post-conflict regions or countries pursuing energy decentralization can draw on the demonstrated benefits of GT-CHP for energy security and emission reductions.
📄 Abstract（原文）
The article examines the concept of decentralizing heat and electricity supply for urban districts by deploying gas turbine combined heat and power plants (GT‑CHP) as local energy centers. The study focuses on a typical residential district in the climatic conditions of Kharkiv and includes detailed determination of hourly heat and electric loads, taking into account seasonal variability of demand and requirements for critical infrastructure reliability. A comparative techno‑economic analysis of three alternative gas turbine units Siemens SGT‑500, GE LM2500G4 and Solar Titan 130 from leading global manufacturers is carried out, with evaluation of their efficiency, fuel flexibility and suitability for cogeneration operation. Special attention is paid to the possibility of using alternative and backup fuels, including diesel fuel, biogas and hydrogen‑containing blends, which increases energy security under crisis and wartime conditions. For the recommended configuration, key financial indicators are calculated: net present value NPV 185.1 million USD, internal rate of return IRR 14.2 and discounted payback period DPP 8.6 years, which confirms the investment attractiveness of the project for municipal and private investors. The introduction of decentralized GT‑CHP allows increasing overall efficiency up to 78–83, reducing network losses and cutting annual carbon dioxide emissions by 202 thousand tons through replacement of obsolete boiler houses and part of centralized generation. The identified technical, economic and environmental effects demonstrate the expediency of scaling such solutions for other urban districts of Ukraine under conditions of energy transition and post‑war reconstruction.
🔗 Provenance — このレコードを発見したソース
- semanticscholar https://doi.org/10.18664/1994-7852.215.2026.358724first seen 2026-06-29 07:45:27
🔔 こうした論文の新着を逃したくない方は キーワードアラート に登録（無料・3キーワードまで）。
gxceed は公開メタデータに基づく研究支援データセットです。要約・翻訳・解説は AI 支援で生成されています。 最終的な解釈・検証は利用者が原典資料に基づいて行うことを前提とします。