Open AccessCondensing boilers and variable speed pumps as a refurbishment option for heating systems in residential buildings - Energy and economic evaluation
Author(s) -
Κωνσταντίνος Παπακώστας,
Fani Pitsavou
Publication year - 2018
Publication title -
iop conference series. materials science and engineering
Language(s) - English
Resource type - Journals
eISSN - 1757-899X
pISSN - 1757-8981
DOI - 10.1088/1757-899x/444/8/082001
Subject(s) - payback period , upgrade , environmental science , boiler (water heating) , electricity , heating oil , heating system , thermal insulation , heat pump , engineering , thermal , automotive engineering , waste management , mechanical engineering , electrical engineering , computer science , heat exchanger , meteorology , materials science , physics , layer (electronics) , production (economics) , economics , composite material , macroeconomics , operating system