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Energy balances - Background

31 Hits, Last modified: 5 years ago

prevented in order to maintain living comfort. Therefore, the energy flowing out has to be replaced: ... to the colder surroundings.\\ \\ | **"Heating" therefore, is only a replacement of this heat loss \\ and can therefore be reduced as required by more effective prevention of losses**. |\\ \\ * Fortunately, there are also ** flows of free "heat gains"**: e.g. so

Dynamic simulation of a building's thermal performance

22 Hits, Last modified: 4 years ago

functions but uses a forward difference method, thereby fulfilling the conservation of energy principle... n - etc. The respective basic equations mentioned here generally result in coupled, non-linear, partial ... ge of the overall "Building & Heating" system is therefore indispensable for the investigations provided here. However, in order to reduce the complexity of th

Internal heat gains in relation to living area @planning:calculating_energy_efficiency:phpp_-_the_passive_house_planning_package

18 Hits, Last modified: 3 years ago

change during the service life of the building, therefore these are only estimated average values for the model shown here, which may be higher or lower in individual cases... the form $$ n=1+a(1-e^{-b(A-c)^2})+d\cdot A $$ where\\ **n**: number of persons per DU \\ **A**: livin... high values for the planning of Passive Houses. There are several reasons for this: in the first place,

PHPP - validated and proven in practice @planning:calculating_energy_efficiency:phpp_-_the_passive_house_planning_package

11 Hits, Last modified: 7 months ago

Of particular interest is the fact that although there is always a high (relative) user (statistical) sp... ation, the results corroborate the analysis given here. \\ \\ We often get the question, why there is such a huge [[operation:operation_and_experience:measure... ngs which require very little energy for heating. Here, the calculation with the PHPP varies slightly fr

PHPP – Passive House Planning Package

7 Hits, Last modified: 7 months ago

rbestellung/index.php/en/?task=view&category_id=1|here]]) contains everything necessary for designing a ... PHPP are based strictly on the laws of physics. Wherever possible, specific algorithms resort to curren... or the utilisation factor), while for some areas there are no internationally relevant standards (e.g. w... rbestellung/index.php/en/?task=view&category_id=1|here]]) is a design tool which enables architects and

Calculation guide for temperature reduction factors to temperature zone "X" in the PHPP "Areas" worksheet @planning:calculating_energy_efficiency:phpp_-_the_passive_house_planning_package

1 Hits, Last modified: 4 years ago

g up an extra PHPP. * For unheated staircases there are standard values in the PHPP manual. * For