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--- basics:building_physics_-_basics:thermal_bridges:tbcalculation:examples:ewfs [2020/05/26 12:37] – alang
+++ basics:building_physics_-_basics:thermal_bridges:tbcalculation:examples:ewfs [2022/08/08 12:14] (current) – yaling.hsiao@passiv.de
@@ Line 24: / Line 24: @@
 <WRAP centeralign>
 **Calculating the conductance**
-<latex>
 $L_{2d}$
-</latex>
 </WRAP>
-{{ :picopen:aussenwand_auf_bodenplatte_abb_8a.png?600 |}}
+{{ :picopen:01_updated_-_aussenwand_auf_bodenplatte_abb_8a.png?600 |}}
 {{ :picopen:aussenwand_auf_bodenplatte_abb_8b.png?600 |}}
 <WRAP centeralign>
-<latex>
+$$
-$$\.q = 19{,}488 \, \frac{\text{W}}{\text{m}}$$ \\
+\dot{q} = 19{,}488 \, \frac{\text{W}}{\text{m}}
-$$L_{2d} = \frac{\.q}{T_i-T_e} = \frac{19{,}488}{30} = 0{,}6496 \, \frac{\text{W}}{\text{m} \cdot \text{K}}}$$
+$$
-</latex>
+</WRAP>
+<WRAP centeralign>
+$$
+\large{L_{2d} = \frac{\dot{q}}{T_i-T_e} = \frac{19{,}488}{30} = 0{,}6496 \, \frac{\text{W}}{\text{m} \cdot \text{K}}}
+$$
 </WRAP>
@@ Line 44: / Line 49: @@
 <WRAP centeralign>
 **Conductance of the floor slab**
-<latex>
 $L_{BP}$
-</latex>
 </WRAP>
-{{ :picopen:aussenwand_auf_bodenplatte_abb_9a.png?600 |}}
+{{ :picopen:02_updated_-_aussenwand_auf_bodenplatte_abb_9a.png?600 |}}
 {{ :picopen:aussenwand_auf_bodenplatte_abb_9b.png?600 |}}
 <WRAP centeralign>
-<latex>
+$$
-$$\.q = 14{,}023 \, \frac{\text{W}}{\text{m}}$$ \\
+\dot{q} = 14{,}023 \, \frac{\text{W}}{\text{m}}
-$$L_{BP} = \frac{\.q}{T_i-T_e} = \frac{14{,}023}{30} = 0{,}4674 \, \frac{\text{W}}{\text{m} \cdot \text{K}}}$$
+$$
-</latex>
+</WRAP>
+<WRAP centeralign>
+$$
+\large{L_{BP} = \frac{\dot{q}}{T_i-T_e} = \frac{14{,}023}{30} = 0{,}4674 \, \frac{\text{W}}{\text{m} \cdot \text{K}}}
+$$
 </WRAP>
@@ Line 65: / Line 73: @@
 <WRAP centeralign>
 **Conductance of the exterior wall**
-<latex>
 $L_{AW}$
-</latex>
 </WRAP>
 <WRAP centeralign>
-<latex>
+$$
-$$U_{AW} = 0{,}1205 \, \frac{\text{W}}{\text{m}^2 \cdot \text{K}}$$
+U_{AW} = 0{,}1205 \, \frac{\text{W}}{\text{m}^2 \cdot \text{K}}
-$$L_{AW} = l_{AW} \cdot U_{AW} = 2{,}03 \cdot 0{,}1205 = 0{,}2446 \, \frac{\text{W}}{\text{m} \cdot \text{K}}}$$
+$$
-</latex>
+</WRAP>
+<WRAP centeralign>
+$$
+\large{L_{AW} = l_{AW} \cdot U_{AW} = 2{,}03 \cdot 0{,}1205 = 0{,}2446 \, \frac{\text{W}}{\text{m} \cdot \text{K}}}
+$$
 </WRAP>
@@ Line 83: / Line 94: @@
 <WRAP centeralign>
-<latex>
+$$
-$$\Psi = L_{2d}-L_{AW}-L_{BP}=0{,}6496-0{,}2446-0{,}4674=-0{,}062 \, \frac{\text{W}}{\text{m} \cdot \text{K}}}$$
+\large{\Psi = L_{2d}-L_{AW}-L_{BP}=0{,}6496-0{,}2446-0{,}4674=-0{,}062 \, \frac{\text{W}}{\text{m} \cdot \text{K}}}
-</latex>
+$$
 </WRAP>
@@ Line 103: / Line 114: @@
 <WRAP centeralign>
 ** Determining the minimum surface temperature and**
-<latex>
 $f_{Rsi}$
-</latex>
 </WRAP>
-{{ :picopen:aussenwand_auf_bodenplatte_abb_10a.png?600 |}}
+{{ :picopen:updated_03-_aussenwand_auf_bodenplatte_abb_10a.png?600 |}}
 {{ :picopen:aussenwand_auf_bodenplatte_abb_10b.png?600 |}}
 <WRAP centeralign>
-<latex>
+$$
-$$f_{Rsi \, = \, 0{,}25} = \frac{17{,}4-(-10)}{20-(-10)} = 0{,}91$$
+f_{Rsi \, = \, 0{,}25} = \frac{17{,}4-(-10)}{20-(-10)} = 0{,}91
-</latex>
+$$
 </WRAP>