Fulltext results:
- Primary energy – quantifying sustainability
- nmental damage from renewable energy is far lower than these from fossil or nuclear sources - but we can... ndard the heating energy demand decreases to less than half of the average value of old buildings**. Now... ctricity is as high as that for the heating (more than 40 % respectively). With the EnEV, the total prim... e to **reduce the electricity consumption by more than 50 %** in the Passive House in Darmstadt-Kranichs
- Greenhouse effect and climate protection
- oil and natural gas, leaving a remainder of less than 0.03% in the air. For the last two hundred years ... creased from 293 to 414 ppm in 2020, i.e. by more than 40%. The additional CO<sub>2</sub> is due almost ... of coal equivalent (TCE)** was about 40 % greater than that of the former West Germany (//image: Bundesr... the former East Germany were much less efficient than those in West Germany. It isn't the quantity of t
- Life Cycle energy balances, Embodied energy and the Passive House Standard
- tion of a new Passive House can thus be even less than that of ordinary new buildings. * The cumulate... ergy demand for energy-autarchic houses is higher than that for Passive Houses, due to the large amount ... demand of the reference house is already greater than that of the low-energy house and that of the Pass... energy house to the Passive House is much greater than it is in the transition from the reference house
- Zero-energy and zero heating energy houses
- gy houses have an **annual heating demand of less than 70 kWh/(m²a) based on the living space**. Their h... energy consumption is thus about two-thirds less than that of an existing building. In Sweden at the b... too, the standard of construction today is better than that required by the government regulations.\\ \\... age in large storage units is more cost-effective than in small units.\\ \\ It therefore seems to be mor
- Renewable sources of energy
- ve House is a perfect example for this: * more than a third of the total energy consumption of a Pass... uires more energy for the generation of hot water than it does for the heating. Thermal collectors are t... nt houses with high consumption values is no more than a "fig leaf"; but Passive House efficiency makes ... efficient" energy sources can be reduced to less than a third in comparison with the current value; thi
- Primary Energy Renewable PER
- gs constructed today will have longer life cycles than just the transition phase to a non-fossil based s