Quote:
Originally Posted by brewtoo
Truth is, what you are saying is backward. The valve offers resistance WHILE the refrigerant is being compressed. If there was no resistance as you say, the would be no compression - and we would not call the component a COMPRESSOR. I don't know what we WOULD call it, because it would be useless. Maybe we would call it a door stop or a paper weight.
The way you describe it would be like having the spark plugs fire in the engine while the valves are open, which of course does not happen since if it did, the engine would not run and produce power.
All this is rather obvious to anyone, I would think.
You are just toying with us, right?
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The reed valve offer very little resistance. This practical experience of boudenfj is an example-
"With the compressor held in one hand I turned the compressor and oil started to come out the other port! I stopped turning and caught the oil dripping out. I added the oil which came out to into the hose connecting to the high pressure port." The poster was able to pump oil through the compressor by the hand. That would not be possible if the commpressor were bulig prssure internally.
If you've ever had a compressor apart, you would know the reed valves are made of thin material and could not be cause of any high pressure.
Pressure in the high side of an A/C system is not measured in the compressor but considerably upstream from it. That pressure is the result of throttling by the expansion valve.