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Samenvatting WARMTE@Home 2022
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Een samenvatting van alle leerstof en dia's. Cursus van 2022 gegeven door S. Gedopt.
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,InhoudOntwerp VAN EEN verwarmingsinstallatie ............................................................................................. 5
Hydraulisch schema typische huishoudelijke installatie ..................................................................... 5
Verschillende warmteopwekkers & energiesoorten............................................................................... 7
Indeling volgens primaire brandstof ................................................................................................... 7
Indeling volgens principe..................................................................................................................... 7
Indeling volgens warmte-transporterend middel ............................................................................... 7
Welke warmteopwekkers ken je nog ? ............................................................................................... 7
warmte-afgiftesystemen ......................................................................................................................... 8
Welke afgifte elementen kennen jullie? ............................................................................................. 8
Radiatoren ....................................................................................................................................... 8
Convectoren .................................................................................................................................... 8
Vloerverwarming ............................................................................................................................. 9
Wand- of plafondverwarming ......................................................................................................... 9
Stralingspanelen ............................................................................................................................ 10
Dimensionering van energie opwekkers ............................................................................................... 10
warmteverliesberekening ................................................................................................................. 10
transmissieverliezen .......................................................................................................................... 11
Ventilatie- en infiltratieverliezen....................................................................................................... 11
Dimensionering opwekking ............................................................................................................... 11
Dimensionering van afgifte elementen ................................................................................................. 12
Bepalen van warmteverlies per ruimte ............................................................................................. 12
Methode 1 ..................................................................................................................................... 12
Methode 2 ..................................................................................................................................... 12
Methode 3 ..................................................................................................................................... 13
Convectoren ...................................................................................................................................... 14
Vloerverwarming ............................................................................................................................... 14
Ontwerpkenmerken types VVW ....................................................................................................... 15
Vloerverwarming – bepaling warmteafgifte ..................................................................................... 15
Warmte-afgifte is afhankelijk van ................................................................................................. 15
Temperatuursregime..................................................................................................................... 15
Dimensioneren afgifte - legpatronen ................................................................................................ 16
legplan ........................................................................................................................................... 16
Muur- en plafondverwarming – min of meer idem vloerverwarming .......................................... 17
Dimensioneren afgifte – specials ...................................................................................................... 17
Betonkern-activering ..................................................................................................................... 17
, Dimensioneren afgifte - betonkernactivering ................................................................................... 18
Drukverlies & circulatiepomp (DISTRIBUTIE) ........................................................................................ 18
Circulatiepomp .................................................................................................................................. 18
De circulatiepomp juist dimensioneren ............................................................................................ 18
Wat zijn de drukverliezen in een gesloten systeem: ......................................................................... 19
Grootte-ordes drukverliezen ......................................................................................................... 19
Pomp- en leidingkarakteristiek & werkingspunt ................................................................................... 20
Pompkarakteristiek ........................................................................................................................... 20
Leidingkarakteristiek ......................................................................................................................... 20
Bedrijfspunt ....................................................................................................................................... 21
expansievaten ................................................................................................................................... 22
Gesloten expansievat met variabele druk: werking ...................................................................... 22
Gesloten expansievat met variabele druk: belang goede dimensionering ................................... 23
Gesloten expansievat met variabele druk: plaatsing .................................................................... 23
Bepalen watervolume van installatie (Vsys) ................................................................................. 24
Dimensionering expansievat met variabele druk.......................................................................... 24
Ontwerp van sanitair-warm water-installaties in woningen................................................................. 24
Eisen van gebruiker ........................................................................................................................... 24
Tapprofiel woning ............................................................................................................................. 26
Tapprofiel collectief woongebouw.................................................................................................... 26
Productie – types (SWW-> sanitair warm water) .................................................................... 26
Productie SWW +CV .......................................................................................................................... 28
Distributie .......................................................................................................................................... 29
Dimensionering - piekdebiet ................................................................................................................. 30
Ogenblikkelijk debiet (L/min) @ 60°C ............................................................................................... 30
Dimensionering – leidingen................................................................................................................... 30
Residentieel ....................................................................................................................................... 30
Ventilatie ............................................................................................................................................... 31
Waarom ventileren?.......................................................................................................................... 31
Luchtsamenstelling (droge buitenlucht) ........................................................................................... 31
78,09% stikstof .................................................................................................................................. 31
20,94% zuurstof ................................................................................................................................. 31
Binnenlucht: veel meer verontreinigd dan buitenlucht (tot 2 x toe) ................................................ 31
Oorzaken verontreinigde binnenlucht .............................................................................................. 31
Gevolgen verontreinigde buitenlucht ............................................................................................... 31
Noodzaak tot verbeteren luchtkwaliteit ........................................................................................... 31
, Noodzaak tot verbeteren luchtkwaliteit ........................................................................................... 32
Vroeger: Luchtverversing via spleten en kieren (oncontroleerbaar binnenkomen van de lucht) 32
Nu: EPB .......................................................................................................................................... 32
Ventilatie van gebouwen................................................................................................................... 33
NBN D 50-001 ................................................................................................................................ 33
NBN EN 13779 ............................................................................................................................... 33
Ventilatie residentieel ........................................................................................................................... 34
EPB-eisen nieuwbouw ....................................................................................................................... 34
Ventilatiesysteem D .......................................................................................................................... 34
Ventilatie residentieel - EPB .............................................................................................................. 35
Basis componenten ........................................................................................................................... 36
Distributie .......................................................................................................................................... 37
Dimensioneren van ventilatiekanalen................................................................................................... 38
Dimensioneren van ventilatiekanalen............................................................................................... 38
Dimensioneren van luchtventielen ................................................................................................... 40
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