Does Blocking the Top of a Heating Element Direct Heat Horizontally?

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SUMMARY

The discussion centers on the effectiveness of using a reflector to direct heat horizontally from a heating element mounted on a wall. It concludes that blocking the top of the heating element does not significantly enhance horizontal heat distribution due to the natural tendency of heat to rise. The reflector may absorb some heat, but its primary function should be to reflect radiant heat towards the target area rather than relying solely on convection. Testing indicated that the reflector remained cooler, suggesting that convection alone is insufficient for effective heat distribution.

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  • Familiarity with heating element design and placement.
  • Knowledge of reflective materials and their thermal properties.
  • Basic concepts of airflow dynamics in heating systems.
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math111
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I have a heating element. This heating element is placed on a wall. If I want the heat to be supplied horizontally would a relflector blocking the top of the heating element work?

to prove this are these two statements below correct??
1. Heat rises so by blocking the top of the heating element more heat would be forced to go horizontal.
2. The reflector on the top of the heating element would absorb the heat where it does not serve a purpose to make the heat flow horizontal?

So is it #1 where the reflector would do the job and direct the heat horizontally or is it #2 when it just absorbs the heat meaning the relfector is not even needed?
 
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Considering only convection, I doubt it would do much. Sure it'd force some hot air horizontally around the reflector, but then it'll start rising again before getting far.

You call it a reflector, so if it's reflective you might want to orient it to reflect the radiant heat towards the target and forget about convection, which you'll pretty much need a fan or a duct to get going anywhere.
 
By testing this showed above the reflector was cooler in temperature. The hottest part was the top part of the element where the edge of the reflector was. This is probably due to the heat rising and stopping + the heat in the rear moving horizontal.
X-Sectional view would be all the heat moving horizontally and up but stoping at the plate but then moving all that heat up where the plate ends.


----------Plate--------------edge up
|---------->Heat------>-----------up
|---------->heat----->----------up
Wall ----->heat------->---------up
|
 

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