Fulltext results:
- Greenhouse effect and climate protection @basics:energy_and_ecology
- iginally present as CO<sub>2</sub> in the Earth's atmosphere in large quantities. Rainfall and vegetat... e from hundreds of millions of years ago i.e. the atmosphere.\\ \\ ** It has long been known that this increase in CO<sub>2</sub> concentration in the atmosphere leads to serious and undesirable changes ... d unchecked emission of greenhouse gases into the atmosphere can be tremendous and irreversible. Some
- The Passive House in summer
- We should explicitly like to thank the initiators at this point. Since then, the findings have also be... ence years, but uses a corrected data set for the atmospheric counter radiation. The analyses are bas... en’s bedroom\\ \\ upper floor(rear): bedroom\\ \\ attic: guest room/study\\ \\ centre: bathrooms & sta... ace temperature of the window panes is very high: at up to 40°C it is 10 K above the maximum indoor ai
- Economy and financing of efficiency: new buildings, renovation and step by step retrofit @basics:affordability:investing_in_energy_efficiency
- e expectancy, failure to consider residual values at the end of the calculation period, unrealistic as... resent values. In theory, economic activities aim at profits which can only be valuated in comparison ... t even known whether costs or revenues will occur at demolition. Therefore, life cycle costs of buildi... ve an economic advantage: an investment should be at least as attractive as its alternatives that are
- Passive House – the next decade | Determining application-specific PER factors @basics:passive_house_-_assuring_a_sustainable_energy_supply:passive_house_the_next_decade
- ld be taken seriously, considering the prevailing attitude. Seasonal storage, which has also turned ou... as when heating drops to zero for several months at a time. Energy generated from primary power sourc... city demand; the storage capacity required is low at less than 62 Nm³ (cubic meters at normal conditions), and the conversion infrastructure required can
- The Passive House – historical review
- comfortable abode. Whether the thermometer stands at 22° above zero or at 22° below it, we have no fire in the stove. The ventilation is excellent, espec... aard (Kopenhagen, 1973) was also a Passive House. At the Technical University of Denmark, simulations ... iff 1980] ]].\\ \\ \\ \\ ===== The Passive House at an altitude of 2164 m: The Rocky Mountains Instit
- Are Passive Houses cost-effective? @basics:affordability:investing_in_energy_efficiency
- buil-\\ ding in Germany which was very innovative at the time. Today\\ its thermal protection is still... ipes and radiators can also be dispensed with, or at least they can be minimised; the compact unit can... t be financed through a **higher mortgage loan**. At an interest rate of 4.7% and 1.6% repayment rate,... out and interest rate of only 2.10% (last updated at the end of April 2006). € 50000 are paid per acco
- Efficiency vs. Efficiency Factor
- \ ===== Is that a purely academic issue? No, not at all. ===== For example, the efficiency factor of... applications; especially the final use of energy at the end of the supply chain provides a significan... \\ //For those, who want to see the proof - it's at the end of this page//\\ \\ |//** Brachistochron... ==== For most activities, energy is not required at all, or at least only a very small amount of ener
- Passive House – the next decade @basics:passive_house_-_assuring_a_sustainable_energy_supply
- paper “Passive House - the next decade” presented at the 18th International Passive House Conference 2... ome increasingly affordable and will be available at very reasonable prices by 2020. At least initially, however, energy costs will not drop below today's... asis. Efficient systems are already a financially attractive alternative to today's mostly fossil-base
- Energy efficiency – the key to future energy supply
- provide more comfort while consuming less energy at the same time**. It is all about intelligent tech... pplication of new plaster). This is usually very attractive economically. Sometimes it even makes se... ting systems, insulation of basement ceilings and attic ceilings as well as replacement of old single-... icity are over\\ 70 % - while comfort is improved at the same time.**//||**State-of-the-art technology
- Primary energy – quantifying sustainability @basics:energy_and_ecology
- onsumption of limited resources, pollution of the atmosphere with harmful substances (e.g. CO<sub>2</s... waste materials), damage to the environment etc. At the moment, it is not possible to weigh up the va... iciency, there are no risks of this magnitude** - at least, as long as attention is focussed on sustainable use (no deforestation for the purpose of obtai
- Efficiency of household appliances and their impact on the primary energy demand of residential buildings @basics:passive_house_-_assuring_a_sustainable_energy_supply
- the total primary energy demand of the building. At a household level, the energy demand from applian... are [Ottinger 2017]. It is then important to look at the efficiency of household appliances and how th... ent in one region or the other. But, when looking at their contribution to the energy demand of the bu... the Plus and Premium levels. But, even if aiming at Passive House Classic, it makes sense to look at
- Thermal comfort parameters @basics:building_physics_-_basics:thermal_comfort
- ow surface and room air, the speed of air sinking at the window is small. At the floor, approximately 10 cm horizontally from the passive house window (U=... ratures in the room change by no more than 0.8 °C at different locations. Regarding the last point, P... Therefore the heating element can be placed also at an inner wall while still reaching optimal comfor
- Local thermal comfort @basics:building_physics_-_basics:thermal_comfort
- r heat flow results in a smaller temperature loss at this surface, in other words: //the temperature d... airtight Passive House anyway) are due to uplift at surfaces which have differing temperatures. Becau... surface and room air, the speed of air\\ descent at the window is very low. At the floor level, the air is diverted: the\\ maximum air speed is still 0.1
- Internal heat capacity
- realistic operating conditions in the building. At the same time, this implies that the simulation i... ever, the assumption that a building is heated to at least 20 °C in winter, for example, is no differe... hat the users will begin to tilt open the windows at temperatures as little as 1°C above the setpoint.... op to values around 24 °C due to the air exchange at night. However, during the daytime the terraced h
- Philips Experimental House Research 1974ff: Passive versus Active Measures in Europe & America @basics:the_passive_house_-_historical_review
- ith super insulation, the best obtainable windows at that time, controlled ventilation with 90% heat r... a factor of 15 below the demand of normal houses at that time, close to what a German passive house w... ble, but under research and beginning development at that time – the house already showed all of the p... mal” (poorly insulated <but new!> German building at that time) in light (E, S, N) and heavy (EH, SH,
- 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
- Life Cycle energy balances, Embodied energy and the Passive House Standard @basics:energy_and_ecology
- Passive House – the next decade | Methodology @basics:passive_house_-_assuring_a_sustainable_energy_supply:passive_house_the_next_decade
- Recommended procedure for calculating thermal bridges of components in contact with the ground @basics:building_physics_-_basics:thermal_bridges:tbcalculation:ground_contact
- Renewable primary energy demand in residential buildings with high energy intensity @basics:passive_house_-_assuring_a_sustainable_energy_supply
- Exterior wall on floor slab @basics:building_physics_-_basics:thermal_bridges:tbcalculation:examples
- Special features and characteristics of components in contact with the ground @basics:building_physics_-_basics:thermal_bridges:tbcalculation:ground_contact