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- Special features and characteristics of components in contact with the ground @basics:building_physics_-_basics:thermal_bridges:tbcalculation:ground_contact
- ture and thermal conductivity of the ground ==== Heat flow through the individual components of a build... he case of components in contact with the ground, heat flow depends on the temperature field prevailing ... with the outdoor air temperature in practice. The heat transfer resistance between the ground surface an... air is disregarded in the process ($R_{se}$ = 0). Heat follows the path of least resistance. 100 m of ea
- Unheated basement @basics:building_physics_-_basics:thermal_bridges:tbcalculation:examples
- efore thermal separation of the basement from the heated part of the building is necessary. In energy ba... d floor area, but it does represent an additional heat transfer resistance between the heated interior space and the outdoor air which has to be taken into ac... N ISO 13370, Section 9.4** </WRAP> $U_f$ is the heat transfer resistance of the basement ceiling. $U_{
- Basic principle for calculating thermal bridges
- orresponding building component connections for a heat flow program. The individual thermal conductiviti... hermore, boundary conditions for temperatures and heat transfer resistances should be selected. The norm... ponent that is assumed for the balance. First the heat flow or the conductance $L_{2d}$ is determined by means of the heat flow simulation. To determine the $\Psi$-value, $
- Software for calculating thermal bridges
- kness of the materials}\\ \dot{q}\qquad&\text{any heat sources and heat sinks} \end{align} </WRAP> It is not possible to solve this partial differential equa... ensional with constant boundary conditions and no heat sources/sinks, an already known analytical soluti... d in energy balancing for taking into account the heat losses from regular building components. For calc
- Recommended procedure for calculating thermal bridges of components in contact with the ground @basics:building_physics_-_basics:thermal_bridges:tbcalculation:ground_contact
- IN EN ISO 10211** is recommended. Calculating the heat losses through the ground in the Ground worksheet... e ground must be determined through an additional heat flow simulation. In doing so, exactly the same di... ith a boundary condition corresponding with their heat transfer resistance R = 1/U, rather than with the... ound worksheet of the PHPP. The PHPP does not use heat flow simulations for this and instead uses specia
- Heated basement @basics:building_physics_-_basics:thermal_bridges:tbcalculation:examples
- ====== Heated basement ====== In the norms DIN EN ISO 13370 and DIN EN ISO 10211, only one Ψ-value is determined for a heated basement. This includes the upper connection of... way, Option A or Option B can also be applied for heated basements. In the context of certification for ... used here also for determining the Ψ-values. The heat flows and necessary lengths can be entered here a
- Exterior wall on floor slab @basics:building_physics_-_basics:thermal_bridges:tbcalculation:examples
- (including the exterior wall) //[Note: With some heat flow software programs the dimensions in the mode... f the conductance $L_{2d}$, this results from the heat flow calculated using the heat flow software program. <WRAP centeralign> **Calculating the conductance... uld be used for simplification. One can enter the heat flows and the necessary lengths here and the desi
- Examples of thermal bridge calculations
- s_-_basics:thermal_bridges:tbcalculation:examples:heatedb]] * [[basics:building_physics_-_basics:ther