Mathe Flashcards

1
Q

Der Wärmeverlust wird durch die Temperaturdifferenz und die Zeit bestimmt

A

Q=HT* Temperaturdifferenz*t

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2
Q

Transmissionswärmeverlust
W/K
HT

A

HT=Summe(Fx,i * Ui * Ai)+HWB

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3
Q

Q

A

= Wärmemenge kWh/a

Wärmeverlust

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4
Q

Erzeugeraufwandszahl = Anlagenaufwandszahl

A

Energiefluss von Quelle

Primärenergie

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5
Q

WB

A

wird immer zum U Wert hinzugerechnet

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6
Q

spezifische Wärmekapazität von Luft

A

0,034

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7
Q

h hoch -1

A

1/h

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8
Q

KW pik

A

Fläche der Module

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9
Q

Fassadenanlage Ost

A

Fassade = Wand = 90 Grad

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9
Q

Fx Temperaturkorrekturfaktor

A

korrigiert die Temperatur zwischen Außenluft und Erdreich oder unbeheizstem Raum => Außentemperatur

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10
Q

Wärmeverlust durch das Bauteil

A

Verlust Nutzenergie wird berechnet

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11
Q

Berechnung U Wert

A

wieviel Wärme geht verloren

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12
Q

Lüftungssenke

A

Lüftungswärmeverlust

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13
Q

Tage pro Jahr

A

8.760

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14
Q

Einheit T

A

immer in Kelvin (+273,15)

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15
Q

Reflexionsgrad

A

Energiedichte

16
Q

Absorbsionsgrad

A

Strahlung, dirketke Transmission

17
Q

BAFA: f

A

=f Rsi Temperaturfaktor

18
Q

Schimmel

A

ab 12,5 Grad

f Rsi ab 0,7