Fulltext results:
- Insulation vs. thermal mass @planning:thermal_protection:thermal_protection_works
- e full (German) version of the summary given here can be ordered from the following link: [[https://sho... oved principles, the serious scientific community cannot thoroughly prove any of its statements.** In f... ts possible today. Furthermore, these statements can be checked by everyone, even regarding the topic ... author himself experienced that: the temperatures can sink to below zero – the water in the flower vase
- Dynamic simulation of a building's thermal performance @planning:calculating_energy_efficiency
- heat conduction in solids and non-flowing fluids can be described by Fourier's dynamic heat conduction... the flow problem for a room in a stationary case can be tackled numerically with some effort today usi... ith under the boundary conditions that are significantly determined by the other components. This is on... l (e.g. Fourier problem with boundary conditions) can no longer be solved analytically. Already here yo
- Energy balances - Background @planning:calculating_energy_efficiency
- s conserved** - it is never lost. However, energy can leave a certain area, resulting in **"energy loss... his specific area. Consequently, energy balances can only be prepared for restricted spatial areas wit... e, is only a replacement of this heat loss \\ and can therefore be reduced as required by more effectiv... of the heat gains.** |\\ \\ As the heat losses can be easily and relatively acurately calculated (th
- Introduction: Retail stores as Passive Houses @planning:non-residential_passive_house_buildings
- g. For example, in the food sector this is significantly less than 10 years. Conversely, this means tha... heating which dominates in existing buildings and can be easily influenced in terms of planning. Added ... plays a secondary role here. Much greater savings can be realised in other areas. This will be discusse... owards the outside so that internal heating loads can be limited.**}}] In the food sector in smaller r
- Airtightness and airtightness measurement @planning:refurbishment_with_passive_house_components:thermal_envelope
- he air change rate necessary for good quality air can be ensured with mechanical ventilation. At the v... auses discomfort and heat losses because the heat cannot be recovered from air lost through building jo... irtightness ===== The airtightness of a building can be measured by means of an air pressure test (air... per 2000] ]]). Such excellent airtightness levels can also be achieved for modernised buildings if airt
- Windows in a step-by-step retrofit @planning:refurbishment_with_passive_house_components
- nts, or a window may be in such bad shape that it cannot wait. If a façade is renovated, any windows re... hings at once. Sometimes, the ownership community can only reach a minimal consensus. Ideally, windows... exterior aperture sizes due to reveal insulation can easily lead to an ‘embrasure’ effect, especially ... he temperatures at the interior window connection can be critical. Later, when the façade is renovated,
- Aspects of efficient ventilation in hospitals @planning:non-residential_passive_house_buildings:ph_hospitals
- d. Ventilation systems therefore make up a significant share of total energy demand. In addition, a lar... mption. \\ The main way that ventilation systems can be tweaked to improve operational efficiency is b... ed into the extent to which heat recovery systems can be used in hospital ventilation systems. Requirem... need for outdoor air, outdoor air exchange rates can be reduced considerably. \\ * Air exchange rat
- Overall retrofit plan for step-by-step retrofits to EnerPHit Standard @planning:refurbishment_with_passive_house_components
- ocesses in the building retrofit sector is significant: According to a study carried out by the German ... -by-step retrofit processes ===== In general, we can differentiate between two types of step-by-step r... n the retrofit of single sides of a building only can be envisaged (Figure 3). [{{:picopen:retrofittin... after completing all steps. The pre-certification can take place as soon as the following prerequisites
- Thermal insulation @planning:thermal_protection
- protection comes in. -> Good thermal protection can be achieved for **all construction methods** and ... ctions. -> An appropriate level of insulation can also be applied to **existing buildings** at any ... at the U-value actually has proven to be a significant parameter for heat losses with existing Passive ... kWh. A more detailed explanation of the economics can be found [[[[Basics:Affordability:Investing in en
- Compact HVAC systems @planning:building_services
- e supply air coming from the heat recovery device can also transport a small quantity of heat. Just 10 ... m² of fresh air that is indispensable for hygiene can be provided for the supply air rooms (see heat ca... requirement is extremely small - so small that it can be met by the 10 W/m² provided by a supply air he... ion and hot water generation in one. Such systems can also include active cooling and dehumidififcation
- Don’t save on the insulation @planning:thermal_protection
- These are the advantages of good insulation which can be enjoyed by the owner and occupant themselves.\... f fuel wood\\ for the whole external wall;\\ this can be provided for everyone\\ through sustainable fo... epends on the heating load.\\ Small heating loads can be dealt with easily: 400 watts of heat are provi... se weighs.| 65% of the CO<sub>2</sub>\\ emissions can be\\ avoided by using\\ thermal insulation\\ pane
- Baseline study - implementing the Passive House concept in hospitals @planning:non-residential_passive_house_buildings:ph_hospitals
- Housingfor the State of Hesse. **The full study can be downloaded [[https://database.passivehouse.com... re not unrelated; for instance, efficient devices can reduce the demand for cooling. The influence of d... urrently available devices and improved processes can reduce energy consumption by more than 30 percent... \\ The investigations also show that heat demand can be reduced by 60 percent and final energy demand
- Types of ventilation @planning:building_services:ventilation:basics
- Excellent air quality is especially essential and can only be achieved if "used" air is regularly repla... dows. * Apart from that, condensation damage can occur due to the warm air escaping through cracks... ntilation, adequate air exchange in new buildings can only take place by means of regular purge ventila... increased risk of high air humidity. Because we cannot perceive the indoor air quality ourselves and
- Passive House schools – How to go about it @planning:non-residential_passive_house_buildings:passive_house_schools
- e_schools:Passive House schools – requirements]] can be met with justifiable effort. These recommendat... arge buildings. A/V ratios of less than 0.4 m²/m³ can usually be achieved if the buildings are well-pla... o 0.15 W/(m²K)**). Depending on the building, one can apply improved roof insulation cost-efficiently a... mples show that for larger buildings, such values can be achieved relatively easy.\\ **[[planning:ther
- Passive House Schools - Boundary Conditions @planning:non-residential_passive_house_buildings:passive_house_schools
- epeatedly ignored. In the long term however, one can't get around this fact. In 2020 this became appea... these reference values, the result is **a significant improvement in the air quality** in comparison w... necessary **”double” exchange of the air volume** can be achieved. After that, regulation of the air qu... or other representative **air quality indicator** can be based. [{{ :picopen:co2_radon_messung_fenster
- Influence of retrofitting on daylighting @planning:refurbishment_with_passive_house_components:mechanical_systems
- Insulation works – Evidence no.1 "Measurements at a highly insulated wall" @planning:thermal_protection:thermal_protection_works
- Internal heat gains in relation to living area @planning:calculating_energy_efficiency:phpp_-_the_passive_house_planning_package
- Experience with drain water heat recovery @planning:building_services:heating_and_dhw:experience_with_drain_water_heat_recovery
- Step-by-step Retrofits towards EnerPHit Standard in social housing in Spain @planning:refurbishment_with_passive_house_components
- Passive House - 6 reasons why you still need opening windows @planning:building_services:ventilation
- PHPP - validated and proven in practice @planning:calculating_energy_efficiency:phpp_-_the_passive_house_planning_package
- Component Award 2016: Affordable ventilation solutions for retrofits @planning:refurbishment_with_passive_house_components
- Building Integrated Photovoltaics (BIPV) in Step by Step Retrofitting Projects @planning:refurbishment_with_passive_house_components
- Economic analysis for the retrofit of a detached single family house to the EnerPHit standard @planning:refurbishment_with_passive_house_components
- Step-by-step deep retrofit and building integrated façade/roof on a 'million program' house @planning:refurbishment_with_passive_house_components
- Improving thermal bridges and airtightness in existing buildings @planning:refurbishment_with_passive_house_components:thermal_envelope
- Comparison of energy performance of ventilation systems using passive vs. active heat recovery @planning:building_services:ventilation
- “designPH” plugin for Trimble Sketchup @planning:calculating_energy_efficiency:phpp_-_the_passive_house_planning_package
- Energy use for heating in a well insulated new building @planning:thermal_protection:thermal_protection_works
- Prospects for the modernisation of existing buildings using highly efficient components @planning:refurbishment_with_passive_house_components
- Refurbishment with Passive House components - introduction @planning:refurbishment_with_passive_house_components
- Checklist: Test reports of airtightness measurements @planning:airtight_construction:general_principles
- 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
- Ventilation in commercial kitchens @planning:non-residential_passive_house_buildings:cafeterias_and_commercial_kitchens
- PHI window certification: previous success and new climate zones @planning:thermal_protection:windows:window_certification
- PHPP calculations in hot and humid climates @planning:calculating_energy_efficiency:phpp_-_the_passive_house_planning_package
- Sound generation, sound dispersion and sound proofing in heat pumps @planning:building_services:heating_and_dhw:heating:heat_pumps
- The overall heat transfer coefficient or U-value @planning:calculating_energy_efficiency:phpp_-_the_passive_house_planning_package
- Variant calculations and economic assessment with PHPP 9 @planning:calculating_energy_efficiency:phpp_-_the_passive_house_planning_package
- Energy efficiency in cafeterias and commercial kitchens @planning:non-residential_passive_house_buildings:cafeterias_and_commercial_kitchens