Difference between revisions of "Polhe3 oven air flow"

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(→‎oven air flow dynamics testing)
 
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== oven air flow dynamics ==
−
RTD reading    oven(set/mon) top bottom left right heater airflow 
+
  
−
no block      220/220      201 188    195  188 
+
keep heaters all on, adjusting air flow and check oven temp and heater temp
  
−
block exit     220/207       185 176   180 176   500   460
+
== modifying oven air flow  ==
 +
 
 +
To reduce temperature gradient inside oven and optimize max temperature oven can reach, we try to block the air passage in the oven.
 +
 
 +
{| Border = "1"
 +
| condition 
 +
| oven(set/mon)
 +
| top
 +
| bottom
 +
| left
 +
| right
 +
| max diff on cell
 +
| heater
 +
| airflow 
 +
|-
 +
| no block 
 +
| 220/220   
 +
| 201
 +
| 188 
 +
| 195
 +
| 188
 +
| 13
 +
|
 +
| 480(?)
 +
|-
 +
|block exit
 +
|220/207
 +
|185
 +
|176
 +
|180
 +
|176
 +
|9
 +
|500
 +
|460
 +
|-
 +
|block exit
 +
|220/214
 +
|193
 +
|184
 +
|188
 +
|185
 +
|9
 +
|450
 +
|560
 +
|-
 +
|block entrance
 +
|220/216
 +
|183
 +
|189
 +
|186
 +
|183
 +
|6
 +
|457
 +
|480
 +
|-
 +
|block entrance
 +
|220/215
 +
|187
 +
|196
 +
|190
 +
|187
 +
|9
 +
|425
 +
|560
 +
|-
 +
|block entrance
 +
|220/215
 +
|188
 +
|194
 +
|192
 +
|188
 +
|6
 +
|404
 +
|660
 +
|}

Latest revision as of 11:27, 7 March 2012

oven air flow dynamics

keep heaters all on, adjusting air flow and check oven temp and heater temp

modifying oven air flow

To reduce temperature gradient inside oven and optimize max temperature oven can reach, we try to block the air passage in the oven.

condition oven(set/mon) top bottom left right max diff on cell heater airflow
no block 220/220 201 188 195 188 13 480(?)
block exit 220/207 185 176 180 176 9 500 460
block exit 220/214 193 184 188 185 9 450 560
block entrance 220/216 183 189 186 183 6 457 480
block entrance 220/215 187 196 190 187 9 425 560
block entrance 220/215 188 194 192 188 6 404 660
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