Central heating - available differential pressure

In summary, the conversation discusses the use of a valve and the mention of available differential pressure on page 5-6 of a document. The speaker asks for clarification on how to determine the available differential pressure in a system of pipes. The other person suggests measuring the pressure in each pipe and subtracting the readings to find the differential pressure. The conversation also mentions the need for pressure gauges to be installed.
  • #1
TSN79
424
0
I'm reading up on the use of the valve seen in the link below. On page page 5-6 there is the mentioning of available differential pressure. I struggle with understanding what that means exactly. Say I have a set of main supply/return pipes along a building, with some branches along the way connecting this and that. At the far end the main pipes are capped - being available if something needs to be connected in the future. How would I go about finding what the available differential pressure is at this end of the system?

https://imisharepointstorage.blob.c...nternational/PDF_low/STAP_DN15-50_EN_MAIN.pdf
 
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  • #2
If I've understood correctly you just measure the pressure in each pipe (eg relative to atmospheric pressure) and subtract one reading from the other.
 
  • #3
Amplifying what @CWatters said, you have to plumb in some pressure gauges.
 

Related to Central heating - available differential pressure

What is central heating?

Central heating is a system that provides heat to an entire building or house from a central source. It typically involves a boiler or furnace that heats up water or air, which is then distributed throughout the building through a network of pipes or ducts.

How does central heating work?

Central heating works by using a heat source, such as a boiler or furnace, to heat up water or air. This heated water or air is then circulated through a network of pipes or ducts to different rooms in the building, providing consistent warmth throughout the space.

What is available differential pressure?

Available differential pressure refers to the difference in pressure between two points in a system. In the context of central heating, it is the pressure difference between the supply and return lines of the heating system. This pressure difference is important for ensuring proper circulation of heated water or air.

Why is available differential pressure important in central heating?

Available differential pressure is important in central heating because it determines the rate at which heated water or air is circulated through the system. Insufficient differential pressure can lead to inadequate heating in certain areas of the building, while excessive differential pressure can put strain on the system and lead to damage.

How can I measure the available differential pressure in my central heating system?

The available differential pressure in a central heating system can be measured using a manometer, which is a device that measures pressure. It is important to regularly check and maintain the available differential pressure in your central heating system to ensure proper functioning and efficiency.

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