Fulltext results:
- Heating load in Passive Houses
- ally no higher than 15 kWh/(m²a)) is negligible – only about 10% of the energy used in conventional buil... typical Central European climates, however, it is only supposed to serve as a rough benchmark which may ... pacity of 0.33 Wh/(m<sup>3</sup>K). Fresh air can only be heated by a maximum of 30 K (to 51°C) in order... th a very small heating load. "No internal loads" only applies if there are no occupants present, which
- Adaptive versus Heat Balance Comfort Models @basics:building_physics_-_basics:thermal_comfort
- temperature difference may result in a vote of +2 only, whereas the same condition would be rated +3 by ... ive models. * In practice, adaptive models are only applied to the upper limit of the comfort range, ... t of the ambient temperature. * The models are only applied to **‘free running’** buildings, whereas ... onditions have been **determined indirectly** not only from actual votes “comfortable”, but from all vot
- Definition and effects of thermal bridges @basics:building_physics_-_basics:thermal_bridges
- thermal bridges on the energy balance depend not only on the influence in terms of physics but also on ... transmission losses of the building envelope can only be stated if the Ψ-values are calculated for a sp... is restricted. Cupboards and other furniture not only disrupt convection but also restrict radiant exch... t is solely related to thermal bridges. These are only the points where the problems originate in the fi
- Special features and characteristics of components in contact with the ground @basics:building_physics_-_basics:thermal_bridges:tbcalculation:ground_contact
- st formation, seepage and ground water. However, only the physical characteristics of the ground are re... ust 0.02 W/(m 2•K), so the relevant heat exchange only takes place towards the outside air. The heat flo... (on 21.07) in the test reference years shown here only has an impact 91 days later at a depth of 5 m. He... ional effort. Moreover, on account of the usually only imprecisely known thermal characteristics of the
- Thermal comfort parameters @basics:building_physics_-_basics:thermal_comfort
- nents, the temperature of the interior surface is only slightly different from the other indoor temperat... t of a sitting person is less than 2 °C - however only under the condition that the effective median U-v... g and their specific values]] {{:picopen:members_only.png?25|}} [[phi_publications:pb_25:comfort_crite
- Exterior wall on floor slab @basics:building_physics_-_basics:thermal_bridges:tbcalculation:examples
- is not of any significance]//. The floor slab is only modelled up to the axis of symmetry and thus has ... ke the floor slab into account in the calculation only with its transfer resistance. For this, the trans... be aware that the Ψ-value shown here contains not only the geometric thermal bridge effect in the classi
- Unheated basement @basics:building_physics_-_basics:thermal_bridges:tbcalculation:examples
- fective Passive Houses and is demonstrated below. Only the conductances $L_{ie}$ and $L_{iu}$ are requi... riant, $L_{ie}$ and $L_{iu}$ were calculated with only 2 simulations here. In this case the desired heat... components in contact with the ground is reliable only to a certain extent because heat storage and phas
- Recommended procedure for calculating thermal bridges of components in contact with the ground @basics:building_physics_-_basics:thermal_bridges:tbcalculation:ground_contact
- he rows 55-58 which are hidden). These values can only be determined if the dimensions of the components... re known, because these specific U-values are not only dependent on their component build-up but also on... nally using an "infinitely" long analogous model (only two-dimensional heat flows). The previously menti
- What defines thermal bridge free design?
- always adequately met for all linear disturbances only if <WRAP centeralign box round > $$ \Large{\var... r a particular category of connection details, it only has to be verified once in advance that the //**[
- Local thermal comfort @basics:building_physics_-_basics:thermal_comfort
- **the temperature of the interior surfaces varies only slightly from the surrounding temperature in the ... ankles of a seated person is less than 2 °C - but only if the ** effective average U-value of the extern
- Heated basement @basics:building_physics_-_basics:thermal_bridges:tbcalculation:examples
- the norms DIN EN ISO 13370 and DIN EN ISO 10211, only one Ψ-value is determined for a heated basement. ... lso possible; the consequence would be a (usually only slightly) different allocation of $\Psi_{overall}
- Thermal Bridges @basics:building_physics_-_basics:thermal_bridges
- s|Minimising thermal bridges]] {{:picopen:members_only.png?20}} * {{:picopen:microsoft_word_-_05_fact
- Thermal Bridges Catalogue @basics:building_physics_-_basics:thermal_bridges
- dges Catalogue - Full Version]]{{:picopen:members_only.png?nolink&20}}| For an even more precise identi
- Basic principle for calculating thermal bridges @basics:building_physics_-_basics:thermal_bridges:tbcalculation
- e temperature can then be read here; however this only refers to the respective temperature difference b