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Inhoudsopgave
1. Dimensionering van installaties
voor de tapwateropwarming
1.1 Grondslagen ................................................................................................................. 4
Algemeen .................................................................................................................. 4
Onregelmatige warmwaterbehoefte .......................................................................... 4
Constante warmwaterbehoefte ................................................................................. 4
Hoog warmwaterbehoefte ......................................................................................... 4
Berekeningsprogramma EDIS .................................................................................. 4
Hydraulische integratie ............................................................................................. 4
2. Productinformatie 2.1 Productbeschrijving ...................................................................................................... 5
Vitocell 100-H (type CHA) ......................................................................................... 5
Vitocell 300-H (type EHA) ......................................................................................... 5
Vitocell 100-V (type CVA, CVAA, CVAA-A) ............................................................... 5
Vitocell 100-V (type CVW) ........................................................................................ 5
Vitocell 300-V (type EVA) .......................................................................................... 5
Vitocell 300-V (type EVI) ........................................................................................... 5
Vitocell 100-W (type CUGA, CUGA-A) ..................................................................... 6
Vitocell 100-L (type CVL) en Vitotrans 222 ............................................................... 6
Vitocell 100-B (type CVB, CVBB), Vitocell 100-U (type CVUB) en Vitocell 100-W
(type CVUC-A) .......................................................................................................... 6
Vitocell 300-B (type EVB) ......................................................................................... 6
Vitocell 340-M, Vitocell 360-M (type SVKC/SVSB) ................................................... 6
Vitotrans 353 (verswatermodule) .............................................................................. 7
2.2 Overzicht productkenmerken ........................................................................................ 7
2.3 Reglementair gebruik van Viessmann boilers .............................................................. 7
3. Keuze van het boilertype 3.1 Keuze volgens N
L
-aantal ..............................................................................................
8
Keuzediagram Vitocell 100 ....................................................................................... 9
Keuzediagram Vitocell 300 ....................................................................................... 10
Keuzediagrammen boilerlaadsysteem Vitocell 100-L, type CVL, met Vitotrans 222 11
3.2 Keuze volgens continuvermogen .................................................................................. 11
Tabel voor keuze volgens continuvermogen ............................................................. 12
4. Dimensionering 4.1 Dimensionering volgens kortstondige afname en DIN 4708-2 ..................................... 12
Bepaling van de warmtebehoefte voor de opwarming van tapwater in woningen .... 13
Bepaling van de in te zetten tappuntbehoefte per tappunt waarmee rekening moet
worden gehouden ..................................................................................................... 14
Berekening van het behoefte-kengetal N .................................................................. 14
Keteltoeslag Z
K
.........................................................................................................
16
Bepaling van de warmtebehoefte voor de opwarming van tapwater in fabrieken ..... 17
Bepaling van de warmtebehoefte voor de opwarming van tapwater in hotels, pen-
sions en tehuizen ...................................................................................................... 18
Bepaling van de warmtebehoefte voor de opwarming van tapwater in industrieel
gebruikt saunabedrijf ................................................................................................. 18
Bepaling van de warmtebehoefte voor de opwarming van tapwater voor turnzalen 19
Bepaling van de warmtebehoefte voor de opwarming van tapwater in combinatie
met afstandsverwarmingen ....................................................................................... 20
4.2 Dimensionering volgens het piekdebiet in overeenstemming met DIN 1988-300 ........ 21
Vaststellen van de warmwaterbehoefte .................................................................... 21
Bepaling van het vereiste buffervolume .................................................................... 22
4.3 Dimensionering conform continuvermogen .................................................................. 22
Bepaling van de benodigde warmwaterboilers, voorbeeld 1 (met constante aan-
voertemperaturen) .................................................................................................... 22
Bepaling van de benodigde warmwaterboilers, voorbeeld 2 (met constant tempe-
ratuurverschil van de warmtegenerator) ................................................................... 23
5. Boilerlaadsystemen — Vitocell
100-L met Vitotrans 222
5.1 Toepassingen en voordelen .......................................................................................... 25
5.2 Functiebeschrijving van het boilerlaadsysteem ............................................................ 25
Werking met glijdende aanvoertemperatuur ............................................................. 25
Werking met constante aanvoertemperatuur ............................................................ 26
Werking met warmtepomp in combinatie met een laaddoorn voor de tapwaterop-
warming .................................................................................................................... 27
5.3 Algemene formules voor de berekening van het boilerlaadsysteem ............................ 28
5.4 Rekenvoorbeeld ............................................................................................................ 28
Berekening van de boilergrootte volgens het watervolume ...................................... 29
Berekening van de boilergrootte volgens het watervolume ...................................... 29
Inhoudsopgave
2
VIESMANN
Tapwateropwarming
5418 440 B/fl
2


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