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- The Passive House in summer
- ation does not "create" any additional heat**; it only reduces the heat exchange between systems with di... o in hotter climates, night ventilation of course only, if there are still low temperatures and low humi... hat * the heat recovery (80%) is in operation only in winter, * in the summer (more exactly: from... 0th September) the ventilation system is operated only as an exhaust system with air changes of 0.475 h
- Passive House – the next decade | Determining application-specific PER factors @basics:passive_house_-_assuring_a_sustainable_energy_supply:passive_house_the_next_decade
- available (pumped storage plants, etc.); it must "only" be expanded, and enough sites need to be found. ... than two cycles but low efficiency) accounts for only 11 percent of domestic electricity demand; the st... stic electricity demand. A (very flat) optimum of only about 35 m² can be reached with a solar share of ... requires very little power from seasonal storage (only 10 Nm³ of methane). With a small safety margin, t
- Passive House – the next decade @basics:passive_house_-_assuring_a_sustainable_energy_supply
- that PER factors for the same applications differ only slightly. The differences are not much bigger for... . 22; Passive House Institute; Darmstadt 2003. //(only available in German language)// \\ **[[http://pa... o. 31; Passive House Institute; Darmstadt 2005 //(only available in German language)// \\ **[[http://pa... o. 36; Passive House Institute; Darmstadt 2007 //(only available in German language)// \\ **[[http://pa
- Are Passive Houses cost-effective? @basics:affordability:investing_in_energy_efficiency
- ying opinions about the Passive House abound, not only on the internet. It is still claimed by some that... m lime sandstone; this way the external wall will only be slightly thicker than it was before (about 25 ... ouse windows, a new built passive house now would only need some 200 mm of insulation (0.032 W/(mK)); the external wall will therefor be only 370 mm thick and thus thinner than the original o
- Internal heat capacity
- ave a dynamic effect, like the heat capacity, can only be observed with non-stationary processes and only using procedures which accurately calculate instatio... ch highly complex simulation programmes. This is only possible if all other boundary conditions and inf... picted, there are no temporary sunshades, and the only shading is due to the window jamb. The internal h
- Passive House and the Sustainable Development Goals (SDGs): Connecting an international building standard with global aims
- the SDGs===== Out of all the SDGs set by the UN, only certain topics can be connected to the Passive Ho... argets and indicators under each overarching SDG, only SDGs with at least one target which Passive House... o avoid repetition, each contribution is detailed only once in the following sections in relation to the... d put to use on other necessities, benefiting not only the individual family but also the wider economy.
- Passive House buildings in different climates
- cold climates|cold climates]] {{:picopen:members_only.png?25}}|Yekaterinburg \\ Sweden| ^[[basics:passi... climates|hot, dry climates]] {{:picopen:members_only.png?25}}| Las Vegas| ^[[basics:passive_houses_in_... imates|hot, humid climates ]] {{:picopen:members_only.png?25}}| Dubai | ^[[basics:passive_houses_in_dif... |subtropical, mild climates]] {{:picopen:members_only.png?25}}| Tokyo / Hyakuri \\ Shanghai| ^[[basics:
- Efficiency vs. Efficiency Factor
- s synonymous with the efficiency factor. This is only true if both quantities on the right of the equat... want by applying improved thermal protection. If only the efficiency factor was of importance, there wo... t rund um das Passivhaus"}} (in German) which not only explains about the brachistochrone curve but also... ities, energy is not required at all, or at least only a very small amount of energy is needed – but onl
- Greenhouse effect and climate protection @basics:energy_and_ecology
- nth ** in comparison with the actual consumption (only 1.5 litres per square metre remaining). In doing ... ts which are usually required. Rather, "energy" only comes into the picture if the energy flows are di... ld heat up. (An increase in potential energy can only take place on a very small scale, as shown by a r... energy flow (in theory "almost zero", in practice only limited by the state of the technological develop
- The Passive House – historical review
- vented the Passive House? Is the "Passive House" only a new name for "superinsulated homes"? Here are ... te of this we sit here warm and comfortable, with only a lamp burning. I am thinking of having the stove removed altogether; it is only in the way.//"\\ (from Nansen: "Farthest North", ... be seen.\\ These aren't Passive Houses, but it's only a small step further to the Passive House. Hans
- What is a Passive House?
- little but a great deal. And these savings do not only exist on paper but also in real life - passive ho... gs a good investment? Passive House buildings not only save money over the long term, but are surprising... s, the Passive House is a “factor 10 house” which only uses **one tenth** of the energy used by average ... wice.\\ * This "supply air heating" concept only works in [[planning:thermal_protection:integrated
- Heating load in Passive Houses @basics:building_physics_-_basics
- ally no higher than 15 kWh/(m²a)) is negligible – only about 10% of the energy used in conventional buil... typical Central European climates, however, it is only supposed to serve as a rough benchmark which may ... pacity 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 order... th a very small heating load. "No internal loads" only applies if there are no occupants present, which
- Energy efficiency – the key to future energy supply
- e__.\\ It becomes clear why energy efficiency not only "saves some energy", but can also replace\\ the p... e **"One Laptop Per Child"** project. And that's only one-tenth of the normal electric power of persona... to use heat recovery ventilators. * There is only a small additional investment cost to be done - a... erent aspects – in such assessments, energy often only plays a very small role in comparison with water,
- Economy and financing of efficiency: new buildings, renovation and step by step retrofit @basics:affordability:investing_in_energy_efficiency
- ory, economic activities aim at profits which can only be valuated in comparison with alternatives. The ... actors too). In a perfect capital market there is only one interest rate (= price of capital). Investmen... //| * Proper attribution of investment costs: only (additional) investments that are imputable to en... ergy efficiency, because the next renovation will only happen after many years. In this respect, medium
- Primary Energy Renewable PER @basics:energy_and_ecology
- pply system, buildings will play a major role not only by reducing their energy need, but also by provid... n summer and stored for the winter. This does not only require extra energy, but it is also very expensive since the storage can only be used once a year. Therefore, it is advisable t... ng and DHW with heat pumps, and appliances.). Not only is it far from zero, but it will become very expe
- Special features and characteristics of components in contact with the ground @basics:building_physics_-_basics:thermal_bridges:tbcalculation:ground_contact
- Life Cycle energy balances, Embodied energy and the Passive House Standard @basics:energy_and_ecology
- Exterior wall on floor slab @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
- Introduction - Passive House buildings in different climates @basics:passive_houses_in_different_climates
- Factors that influence the energy balance and affordability of non-residential EnerPHit projects @basics:affordability:investing_in_energy_efficiency:economic_feasibility_of_passive_house_retrofits