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Do you know how to drain a plate heat exchanger when it's not hot?

Jul 07, 2023

In the use of plate heat exchanger, sometimes we will encounter a problem, that is, sometimes it will feel that the equipment is not hot, this time can be restored through the form of water release, but the release of water this operation, is the need for everyone to properly grasp, then the correct method of water release is what?

 

1, find the water distributor, generally inlet pipe in the upper, outlet pipe in the lower.

2, we need to know the plate heat exchanger, the main valve of the outlet pipe and the location of the small water valve of the manifold. The normal state of water discharge is parallel to the main valve and the outlet pipe, and the small water valve is perpendicular to the outlet pipe.

3, each of the sub-plumbing to release water, first shut the main valve, sub-plumbing from the left to the right to start releasing water, sub-plumbing small water valve does not move, small water valve to the right twist 90 degrees, are closed, only to release the water sub-plumbing.

4, next, in the plate heat exchanger bleed port, connected to the prepared plastic pipe, bleed port on the small screw to the right twist to start releasing water.

5, just put out the water is very turbid, and the water temperature is low, put a few pots after the water gradually becomes clear, the temperature is also gradually rising, with the hand can obviously feel.

6, the end of the sub-pipe, the small water valve off, start to put the following one, twist open the small water valve of the sub-pipe, in turn, put water.

7, after all the end, hand touch the inlet pipe, the water temperature has increased significantly, at this time, open the main valve and all the small water valve, continue to release water until the temperature of the outlet pipe is satisfactory.

Therefore, the plate heat exchanger needs to make the equipment a little hotter by releasing water, however, pay attention to the correct method. When it is not hot we should have to drain the water in time as a solution to this problem.