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Greenhouse effect and climate protection

9 Hits, Last modified: 4 years ago

nth ** in comparison with the actual consumption (only 1.5 litres per square metre remaining). In doing ... ts which are usually required. Rather, "energy" only comes into the picture if the energy flows are di... ld heat up. (An increase in potential energy can only take place on a very small scale, as shown by a r... energy flow (in theory "almost zero", in practice only limited by the state of the technological develop

Primary Energy Renewable PER

6 Hits, Last modified: 9 months ago

pply system, buildings will play a major role not only by reducing their energy need, but also by provid... n summer and stored for the winter. This does not only require extra energy, but it is also very expensive since the storage can only be used once a year. Therefore, it is advisable t... ng and DHW with heat pumps, and appliances.). Not only is it far from zero, but it will become very expe

Zero-energy and zero heating energy houses

5 Hits, Last modified: 6 years ago

o is a very demanding one, and up till now it has only been achieved in a few costly pilot projects. Alt... = The annual heating demand in Passive Houses is only 15 kWh/(m²a). They should be planned using establ... if applicable).\\ \\ Energy-independence does not only relate to heating but also to all energy applicat... and seasonal storage. In both cases, this is not only financially unjustifiable, but also ecologically

Life Cycle energy balances, Embodied energy and the Passive House Standard

3 Hits, Last modified: 3 years ago

ergy required for their construction accounts for only about 5% in comparison with the energy required i... how the manufacturing energy demand changes when only the insulation thickness is varied (the rest of t... onal centimetre would exceed the savings achieved only if the total thickness exceeds 105 cm (!)).\\ \\

Primary energy – quantifying sustainability

2 Hits, Last modified: 4 years ago

se, which is particularly interesting because not only is energy being saved, but also the whole system ... g demand even further**, as the Passive House has only a small heating demand. From the environmental pr