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- Dynamic simulation of a building's thermal performance
- etwork_eng_s.png|}}| |Fig. 1 A typical room model used in instationary simulation of a buildings \\ thermal performance; this is the model-type used \\ in the program DYNBIL [Feist 1994]| \\ Dynbil... n each period of time (nonlinear). The wall model uses not transfer functions but uses a forward difference method, thereby fulfilling the conservation of e
- Internal heat gains in relation to living area @planning:calculating_energy_efficiency:phpp_-_the_passive_house_planning_package
- ternal heat gains was devised below which will be used as a standard value for residential buildings in... unately. Below, as well as in the PHPP 9, we will use the data from Germany. [{{picopen:average_occupan... ilability of the dissipated heat depending on the use must be taken into account. If this is done and t... I points out that it is not permissible at all to use such high values for the planning of Passive Hous
- Energy balances - Background
- ion method too:\\ ** Can (stationary) U-values be used in calculations at all? Isn't the heat storage ... es this.\\ \\ ==== Can a similar approach also be used to calculate the cooling demand? ==== Yes, it c... (as there is with the energy supply system: is it useful energy (e.g. heating energy) or final energy (... Why are specific values necessary? ==== If the use of absolute consumption divided by reference area
- PHPP - validated and proven in practice @planning:calculating_energy_efficiency:phpp_-_the_passive_house_planning_package
- t that although there is always a high (relative) user (statistical) spread, the project planning resul... es fluctuate too much on account of the different user behaviours. The average values match the PHPP re... eration_and_experience:measurement_results:energy_use_measurement_results#summary|fluctuation of the energy demand between different users]]: This is actually the case for all energy sta
- Variant calculations and economic assessment with PHPP 9 @planning:calculating_energy_efficiency:phpp_-_the_passive_house_planning_package
- as a long track record as an accurate and easy-to-use tool for planning Passive House buildings and Ene... rsion when this presentation was drawn up, allows users to input a single building with its geometry an... s an energy balance for them. But a frequent PHPP user may be asked repeatedly to calculate various des... ng. This may arise with modernization projects if users need to calculate an unrenovated and renovated
- “designPH” plugin for Trimble Sketchup @planning:calculating_energy_efficiency:phpp_-_the_passive_house_planning_package
- id of some automatic analysis functions. The tool uses an heuristic algorithm to infer element types, t... e input time, but these can be overwritten by the user if required. The external heat loss areas and tr... effective iterative design process, allowing the user to get an immediate idea of the building’s energ... he design and make the verification. \\ \\ ===== User interface ===== The user interface provides acc
- PHPP – Passive House Planning Package
- annual energy demand of the building based on the user input relating to the building's characteristics... e instantaneous, i.e. after changing an entry the user can immediately see the effect on the energy bal... nd for the entered building. The PHPP can thus be used for different climatic regions around the world.... components of the PHPP already mentioned, various useful additions have also been made for the user's b
- PHPP calculations in hot and humid climates @planning:calculating_energy_efficiency:phpp_-_the_passive_house_planning_package
- or active cooling the frequency of overheating is used as an indicator to assess summer comfort. Though... y.png?20|}} ===== Summary and Outlook ===== The useful energy demand calculated with the new PHPP alg... s report clearly demonstrate that the PHPP can be used as a reliable planning tool also in hot and/or h
- 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
- using the MS Excel tool provided by PHI. The tool uses a conservative approach and is only recommended ... pe. If not, a reduction factor of e.g. 6/7 can be used (for 1 day per week). This would be conservative