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- Definition and effects of thermal bridges
- \ A **thermal bridge** is a localised area of the building envelope where the heat flow is different (usuall... rst case this can lead to moisture penetration in building components and mould growth. * **Altered**, ... enter round box 60%> If the criteria for [[basics:building_physics_-_basics:what_defines_thermal_bridge_free... alculating the heat energy balance.\\ \\ [[basics:building_physics_-_basics:what_defines_thermal_bridge_free
- Thermal bridge calculation
- ====== Thermal bridge calculation ====== [[basics:building_physics_-_basics:thermal_bridges:thermal_bridge_d... entifying in more detail the heat losses from the building envelope. In highly efficient buildings such as P... d. In ideal cases this is referred to as [[basics:building_physics_-_basics:what_defines_thermal_bridge_free... sses}}] ====== Introduction ====== * [[basics:building_physics_-_basics:thermal_bridges:thermal_bridge_d
- Special features and characteristics of components in contact with the ground @basics:building_physics_-_basics:thermal_bridges:tbcalculation:ground_contact
- it is helpful if the effect of the ground on the building envelope is known, especially in terms of setting... h the ground ===== The thermal interactions of a building with its surroundings are very complex. This app... Heat flow through the individual components of a building is determined by the temperature difference betwe... cause the condition of the surfaces bordering the building (pathways, car parking, lawns etc.) is usually un
- Basic principle for calculating thermal bridges @basics:building_physics_-_basics:thermal_bridges:tbcalculation
- it is first necessary to model the corresponding building component connections for a heat flow program. Th... ecisive for the calculation of thermal bridges in building engineering. The calculations of the $\Psi$-value... educted from the conductance of the uninterrupted building component. It is essential that the linear refere... long as there is a temperature decline due to the building component. In practical terms, the same temperatu
- Examples of thermal bridge calculations @basics:building_physics_-_basics:thermal_bridges:tbcalculation
- ==== Regular thermal bridges: ==== * [[basics:building_physics_-_basics:thermal_bridges:tbcalculation:ba... ation ]] ==== Themal bridges in ground-touching building components:==== * [[basics:building_physics_-_basics:thermal_bridges:tbcalculation:examples:ewfs]] * [[basics:building_physics_-_basics:thermal_bridges:tbcalculation:ex
- Unheated basement @basics:building_physics_-_basics:thermal_bridges:tbcalculation:examples
- ation of the basement from the heated part of the building is necessary. In energy balances the unheated bas... i}$ factor based on steady-state calculations for building components in contact with the ground is reliable... In addition, in the context of certification of a building component, the size of the basement later on is n... e given here. ===== See also ===== * [[basics:building_physics_-_basics:thermal_bridges:tbcalculation|Th
- Exterior wall on floor slab @basics:building_physics_-_basics:thermal_bridges:tbcalculation:examples
- the calculation model, it should be checked which building component layers are relevant for the calculation... conductance $L_{2d}$. If the actual size of the building is not known, B‘ can be selected for the option B... $$ </WRAP> ===== See also ===== * [[basics:building_physics_-_basics:thermal_bridges:tbcalculation|Thermal bridge calculation]] * [[basics:building_physics_-_basics:thermal_bridges:tbcalculation:gr
- Heated basement @basics:building_physics_-_basics:thermal_bridges:tbcalculation:examples
- ccording to the figure above, the U-values of the building components that are relevant for determining the ... is using an additional calculation. For this, the building components in contact with the ground are depicte... lculations.// ===== See also ===== * [[basics:building_physics_-_basics:thermal_bridges:tbcalculation|Thermal bridge calculation]] * [[basics:building_physics_-_basics:thermal_bridges:tbcalculation:th
- Interior walls on floor slabs @basics:building_physics_-_basics:thermal_bridges:tbcalculation:examples
- the floor slab edge}}] In the case of a specific building the position of the interior wall is known. The Ψ... lated based on the same method as in the [[basics:building_physics_-_basics:thermal_bridges:tbcalculation:ex... to the edge.// ===== See also ===== * [[basics:building_physics_-_basics:thermal_bridges:tbcalculation:ba... bridges|Thermal bridge calculation]] * [[basics:building_physics_-_basics:what_defines_thermal_bridge_free
- Software for calculating thermal bridges @basics:building_physics_-_basics:thermal_bridges:tbcalculation
- == Thermal conduction through a three-dimensional building component is described by Fourier's theory (accor... taking into account the heat losses from regular building components. For calculating linear thermal transm... heat flow software programs which can be used for building engineering applications are based either on the ... these methods are discussed in detail in [[basics:building_physics_-_basics:heat_transfer:what_defines_therm
- Thermal Bridges Catalogue
- i</sub> factors of common connection details in a building, for a range of insulation thickness from 0-400mm
- Recommended procedure for calculating thermal bridges of components in contact with the ground @basics:building_physics_-_basics:thermal_bridges:tbcalculation:ground_contact
- e-dimensional distribution of the soil around the building) to a two-dimensional heat flow issue as an appro