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3 votes

Why don't AC units run condensate over the outdoor condenser coils?

Designing a product for installation at site means that the designer has no idea or control over where the condenser coils are going to be. Will they be located over a door step? Over a car park? ...
Patrick McAuliffe's user avatar
2 votes

Why don't AC units run condensate over the outdoor condenser coils?

There are indeed proposals to combine the air conditioner's heat pump action with that of evaporative cooling to increase the overall efficiency of the air conditioner. One way is to run the cold ...
niels nielsen's user avatar
2 votes
Accepted

Use of nozzle as a refrigeration device

If pressurization of air (or other gas I suppose) were free this might be viable. We also need to dump the heat we make compressing the air. Certainly we could make a nozzle that had whatever ...
Tiger Guy's user avatar
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2 votes

What is the impact of energy control in an AC in terms of cooling and power consumption?

Inverter ACs are more efficient because a compressor running all the time at 50% is more efficient than a compressor that runs at 100% half the time. This is because the 100% compressor has maximized ...
Tiger Guy's user avatar
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1 vote

Why don't AC units run condensate over the outdoor condenser coils?

Window units blow the condensate over the condenser. I suspect that issue is that you haven't seen the nastiness that condensate lines turn into. You don't want that all over your condenser pad and ...
Tiger Guy's user avatar
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1 vote
Accepted

Refrigerant flow

You will find that the mass flow rate is the same between both but the volume flow rate will change because of the valve. The pump has a fixed mass flow rate at a given condition but the valve changes ...
Sami Safarini's user avatar
1 vote
Accepted

Can cascaded heat exchange system transfer more heat?

Question: In a residential setting, how does the heat exchange capability of a cascaded heat exchange system (System 2) compare to a direct heat exchange system (System 1), given the provided ...
Aaron Holwick's user avatar
1 vote

Can cascaded heat exchange system transfer more heat?

The heat exchange capability of a cascaded system like the one you described in System 2, compared to a direct heat exchange system (System 1), can vary depending on several factors. Here's a ...
Aaron Holwick's user avatar
1 vote

How much additional heat does sunlight add to a building? (estimate)

In the US, the most common method is called the Model J method. It includes ambient temps and sun loads. It is more or less a standardized approach to the calculations in the ASHRAE Fundamentals ...
Tiger Guy's user avatar
  • 6,803

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