Fulltext results:
- Heating load in Passive Houses
- in Passive Houses ====== Due to their extremely high level of energy efficiency, the heating demand in Passive Houses (typically no higher than 15 kWh/(m²a)) is negligible – only about 1... is actually possible to achieve energy savings as high as 90% compared to conventional buildings [AkkP-2... it, i.e. the values are based on the day with the highest heat output required (heating load). In order
- Definition and effects of thermal bridges @basics:building_physics_-_basics:thermal_bridges
- es: the interior surface temperatures are then so high everywhere that critical levels of moisture canno... nd/or material modification and usually exhibit a higher heat flow rate and lower surface temperatures t... wever, in general it is not possible to state how high the heat losses due to thermal bridges actually a... ince mould growth already occurs at a temperature higher than the dewpoint temperature without condensat
- Adaptive versus Heat Balance Comfort Models @basics:building_physics_-_basics:thermal_comfort
- es far away from comfort (usually correlated with high ambient temperatures), where none of the subjects... d buildings were often about 0.4 to 0.5 m/s, much higher than in air-conditioned buildings. This will re... uce warm discomfort and thus change the votes for higher temperatures. Part of the explanation may also... rements. The methodological basis that results in higher predicted comfort temperatures under certain c
- Thermal comfort parameters @basics:building_physics_-_basics:thermal_comfort
- ow is worse, then air speed rises to disturbingly high values. Therefore it is recommended, with "normal... | **Fig. 5** low-e glazing (2 panes) already have higher surface temperatures (16 °C in the average). Ad... mponent. \\ The practical consequence: With highly insulating external construction components, th... luger, R.; Schnieders, J.; Buyer, B.; , W. Feist: Highly insulating window systems: Investigation and op
- Local thermal comfort @basics:building_physics_-_basics:thermal_comfort
- e glazing (in a\\ newly fitted window), which has higher\\ surface temperatures (16 °C on average).\\ Th... veys of a representative number of residents gave high marks for well insulated buildings ([[basics:buil... Win_F.htm|Internet Publication (in German)]]\\ (**Highly insulating window systems: inspection and optim
- Basic principle for calculating thermal bridges @basics:building_physics_-_basics:thermal_bridges:tbcalculation
- l as for calculating the $\Psi$-value. However, a higher transfer resistance $R_{si}$ is used for the in... re interior space (DIN 4108-2, Section 6.3). Even higher transfer resistances are recommended in the Tec... and the actual temperatures on the inside are too high. If the dynamic simulations are dispensed with, t
- Special features and characteristics of components in contact with the ground @basics:building_physics_-_basics:thermal_bridges:tbcalculation:ground_contact
- t on average the surface temperature is about 1 K higher than the outdoor air temperature. Thus for exam... el of the mean annual temperature is reached. The high phase shifts no longer allow a purely steady-stat... nsional transient numerical calculation is not so high that this extra effort can also be justified (exc
- Heat transfer
- rences in the tendency to transfer heat are quite high between different materials. Air, as long as it i
- What defines thermal bridge free design?
- mple changes in the details and without incurring high costs. However, this must be **recognised and tak
- Thermal bridge calculation @basics:building_physics_-_basics:thermal_bridges
- il the heat losses from the building envelope. In highly efficient buildings such as Passive Houses, the
- Exterior wall on floor slab @basics:building_physics_-_basics:thermal_bridges:tbcalculation:examples
- ght of the exterior wall should be three times as high as the area to be examined. It is essential that
- Unheated basement @basics:building_physics_-_basics:thermal_bridges:tbcalculation:examples
- On account of cabinets and other large items, the higher heat transfer resistance $R_{si} = 0{.}25 \, \f