Fulltext results:
- Compact HVAC systems
- Compact HVAC systems ====== ===== General idea - Heating and cooling via the hygienically required fres... rise if there is poor indoor air quality. * If heat is not recovered from the used air, there will be high ventilation heat losses – this isn't the way to achieve an energy ... ity of indoor air. Home ventilation with passive heat recovery is indispensable in new constructions an
- Comparison of energy performance of ventilation systems using passive vs. active heat recovery @planning:building_services:ventilation
- e of ventilation systems using passive vs. active heat recovery ====== Author: Dr Tomas Mikeska, Passiv... ses is a ventilation unit equipped with a passive heat recovery or energy recovery core (in the followin... equirement for certification of such systems is a heat recovery efficiency of 75% at a maximum electrici... re difference, the COP of such a system, i.e. the heat recovered divided by the electricity consumption,
- Types of ventilation @planning:building_services:ventilation:basics
- ventilation through leaks is not adequate in the heating period at all (see also [[Planning:Airtight co... tion. If this is sufficent on wind-free days, the heat losses\\ during strong winds will be intolerably ... e). For one thing, a correspondingly high output heat supply near the inlet will then be necessary and for another, the annual heating demand will be at least double that of a Passi
- Heating and DHW
- ====== Heating and DHW ====== A fundamental prerequisite for sustainable energy supply for the purpose of heating is the high level of energy efficiency of the Passive House with its reduced heating demand in comparison with conventional new buildings. ===== Heating and DHW systems - overview ===== Experiences w
- Ventilation
- on in Passive House buildings]] * **Ventilation heat loss:** [[https://passipedia.org/playground/determining_ventilation_heat_losses_-_infiltration_mechanical_ventilation|Determining ventilation heat loss: infiltration, mechanical ventilation]] [{{ ... nating excess moisture and odours. In the winter, heat from the warm, stale air(extract air) isn't trans
- Sound generation, sound dispersion and sound proofing in heat pumps @planning:building_services:heating_and_dhw:heating:heat_pumps
- eneration, sound dispersion and sound proofing in heat pumps ====== ===== Introduction ===== When anal... condary sound protection measures. In the case of heat pumps, the excitation sources are the compressor,... rs VDI 3731, Sheet 2 [[planning:building_services:heating_and_dhw:heating:heat_pumps#literature|[VDI 3731] ]]. The following sections deal with the subject of
- Experience with drain water heat recovery @planning:building_services:heating_and_dhw:experience_with_drain_water_heat_recovery
- ====== Experience with drain water heat recovery ====== ===== Introduction ===== Domestic wastewater... in buildings and how much water can contribute to heating, it makes perfect sense to use this heat source in some way. \\ One standard approach is heat pumps that use wastewater flowing through large i
- Heating @planning:building_services:heating_and_dhw
- ====== Heating ====== [[Planning:building_services:heating_and_dhw:heating:Biomass heating in Passive Houses]] {{:picopen:members_only.png?25|}} [[Planning:building_service
- Heat pumps @planning:building_services:heating_and_dhw:heating
- ====== Heat pumps ====== [[planning:building_services:heating_and_dhw:heating:heat_pumps:Sound generation, dispersion and proofing in heat pumps]] [[planning:building_services:c
- Differentiation between Vv and Vn50 values @planning:building_services:ventilation
- ation system | Value of air volume that will be heated or cooled for calculating the n<sub>50</sub> le... s on PHPP, it serves to calculate the ventilation heat losses and is only relevant to determine the mini... t really influence the calculation of ventilation heat losses. {{:picopen:air_reference_volume_1.png?... ===== The air volume V<sub>n50</sub> within the heated building envelope is the volume that will be us
- Air volumes @planning:building_services:ventilation:basics
- on through windows** in Passive Houses during the heating period. Although this still occurs sometimes, ... ture for transporting the air and the ventilation heat losses). Low indoor air humidity is the primary l... umidification takes place), or whether the air is heated (e.g. by a heat recovery system) – the mass of the water content in the air flow does not change in a
- Passive House - 6 reasons why you still need opening windows @planning:building_services:ventilation
- far lower, and with the fan giving off additional heat, the cooling effect is reduced even more. The air... g warm or requiring significantly more energy for heating due to users keeping the windows open. There i... the only negative effect is a slight increase in heating energy (see [[operation:operation_and_experien
- Supplying Passive Houses with sustainable energy @planning:building_services:heating_and_dhw
- llage with 100 homes that are to be supplied with heat in a sustainable way. Each year, 200 solid cubic ... h are therefore zero-carbon buildings in terms of heat supply. They are not, however, sustainable, since the other 90 houses still need fossil fuels for heating. This method does not achieve the goal of sustainably heating the village as a whole. \\ \\ With this exampl
- The ventilation system – there is no alternative @planning:building_services:ventilation
- hy indoor air quality.\\ A ventilation unit with heat recovery is absolutely essential for meeting the