Fulltext results:
- Greenhouse effect and climate protection @basics:energy_and_ecology
- emission of greenhouse gases into the atmosphere can be tremendous and irreversible. Some of these eff... table - at least in part. The worst consequences can be avoided by taking responsible action, right no... ouse Institute has been working on concepts which can help to avert some of the worst consequences. Th... ibute to climate protection, so that our children can inherit from us an Earth where life is worth livi
- The Passive House in summer
- e|[PHPP 2007] ]]. Each planner of a Passive House can determine the influences, as dealt with below, fo... he hot period in the room "South Top Floor". One can see that all indoor temperatures in this time per... ouse, even **during the critical hot period**, it can be seen that with this method, an **excellent ind... Passive House suitable ventilation systems – and can be achieved by means of a bypass or a summer cass
- Passive House – the next decade | Determining application-specific PER factors @basics:passive_house_-_assuring_a_sustainable_energy_supply:passive_house_the_next_decade
- ating, e.g.) because of high losses; this problem can also be solved (with improved efficiency).)), sin... e medium-term grid storage (pumped storage, etc.) can generally balance them out. The situation is diff... city from renewable primary power generators that can be directly and immediately used by the building,... overall seasonal efficiency rates. The PER factor can then be determined with \\ <WRAP center 60%> $$P
- Are Passive Houses cost-effective? @basics:affordability:investing_in_energy_efficiency
- others claim that a profit of over "200,000 Euro" can be made with a single-family Passive House. Anti... he roof will have to met some 0.12 W/(m²K), which can be achieved in a lot of different ways and what w... floor areas result. Since the value of such areas can be set to be high or low and this has very little... orresponding to n<sub>50</sub>=0.4 h<sup>-1</sup> can be achieved** with this approach. There are no ex
- Efficiency vs. Efficiency Factor
- hing to do with energy. For example, the benefit can be a mileage (unit "miles"). For example, the effort can be the fuel required (unit "gallons") and the eff... example, the efficiency factor of heating boilers cannot be increased to more than 100% (law of energy ... ng application (e.g. heated space/heating energy) can be improved almost as far as you want by applying
- Passive House and the Sustainable Development Goals (SDGs): Connecting an international building standard with global aims
- f all the SDGs set by the UN, only certain topics can be connected to the Passive House Standard. In o... well-being in residential buildings, the standard can also be implemented for non-residential projects.... e schools. Together, these health-based benefits can substantially reduce the rate of illnesses caused... eration. In some cases, this means surplus energy can be sold into the grid. ====2.5 SDG 8 – Promote s
- What defines thermal bridge free design? @basics:building_physics_-_basics
- sign, the heat losses through the thermal bridges can be reduced so much that they do not have to be t... hi_{j}} $$ </WRAP> “Thermal bridge free design” can be defined as follows: the contributions provided... l result in certain positive contributions, which can however be regarded as "negligibly small".\\ \\ ... the //**[TbCrit]**// criterion has been met. This can be done, for example, by calculating all the rele
- Efficiency of household appliances and their impact on the primary energy demand of residential buildings @basics:passive_house_-_assuring_a_sustainable_energy_supply
- , the energy demand from appliances (white goods) can be the largest share [Ottinger 2017]. It is then ... e efficiency of household appliances and how they can contribute to reducing the total primary energy u... fixed boundary conditions, while the norm demand can be changed. It must be noted that for certificati... ese devices. For the cases where the design teams can select efficient appliances, their contribution t
- Economy and financing of efficiency: new buildings, renovation and step by step retrofit @basics:affordability:investing_in_energy_efficiency
- y of buildings implies that short payback periods cannot be expected; they are not good indicators sinc... theory, economic activities aim at profits which can only be valuated in comparison with alternatives.... s (classification: risk; a subjective assessment can involve non-economic factors too). In a perfect c... ion period and the discount rate, residual values can easily be up to 30% or more of the original inves
- Definition and effects of thermal bridges @basics:building_physics_-_basics:thermal_bridges
- **surface temperatures**; in the worst case this can lead to moisture penetration in building componen... at losses**.\\ \\ Both effects of thermal bridges can be avoided in Passive Houses: the interior surfac... high everywhere that critical levels of moisture cannot occur any longer – and the additional heat los... of the total heat flow. For these, heat transfer can be considered one-dimensional with good approxima
- Heating load in Passive Houses @basics:building_physics_-_basics
- is the decisive factor: a certain amount of heat can be distributed with very little effort via the su... eat distribution to a minimum. These cost savings can then be reinvested in energy efficiency measures,... n system itself. However, the amount of heat that can be distributed via the fresh air system without a... t capacity of 0.33 Wh/(m<sup>3</sup>K). Fresh air can only be heated by a maximum of 30 K (to 51°C) in
- Primary energy – quantifying sustainability @basics:energy_and_ecology
- han these from fossil or nuclear sources - but we can not neglect, that renewable energy also needs resources (e.g. land use). The impact can be kept really small, as long as the overall rene... em in a way, that the renewable energy generation can be kept within sustainable limits. This is, what ... energy efficiency measures for Passive Houses, it can be inferred that the computed values were also ac
- Zero-energy and zero heating energy houses @basics:energy_and_ecology
- e heating system. The existing ventilation system can be used for the distribution of heat which can be provided simultaneously by the hot water supply syst... y applying additional measures, the Passive House can be further developed into a “zero-heating house”:... zero-heating houses in the future. This progress can easily be associated with the Passive House stand
- Internal heat capacity
- ch have a dynamic effect, like the heat capacity, can only be observed with non-stationary processes an... icle about dynamic simulation]]. Here information can also be found about achieving reliable results us... jamb. The internal heat capacity of the building can store this solar load. The greater the effective... case the influence of the internal heat capacity cannot be clearly separated from all other effects.
- Energy efficiency – the key to future energy supply
- ntemporary available solutions, energy efficiency can //save// some //90%// of the consumption - while ... s**.\\ \\ ===== High levels of energy efficiency can be achieved in other sectors, too ===== * With... . * 75 to 90 % of the electricity consumption can be saved by using fluorescent lamps or LED-lights... pay off in the long term**. The required products can be manufactured locally, creating **employment**
- Life Cycle energy balances, Embodied energy and the Passive House Standard @basics:energy_and_ecology
- Renewable primary energy demand in residential buildings with high energy intensity @basics:passive_house_-_assuring_a_sustainable_energy_supply
- Special features and characteristics of components in contact with the ground @basics:building_physics_-_basics:thermal_bridges:tbcalculation:ground_contact
- Basic principle for calculating thermal bridges @basics:building_physics_-_basics:thermal_bridges:tbcalculation
- Introduction - Passive House buildings in different climates @basics:passive_houses_in_different_climates
- Exterior wall on floor slab @basics:building_physics_-_basics:thermal_bridges:tbcalculation:examples
- Software for calculating thermal bridges @basics:building_physics_-_basics:thermal_bridges:tbcalculation
- Interior walls on floor slabs @basics:building_physics_-_basics:thermal_bridges:tbcalculation:examples
- Recommended procedure for calculating thermal bridges of components in contact with the ground @basics:building_physics_-_basics:thermal_bridges:tbcalculation:ground_contact
- Philips Experimental House Research 1974ff: Passive versus Active Measures in Europe & America @basics:the_passive_house_-_historical_review