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Design pressure full water

2016-12-28View Original

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Some Japanese companies specify a design pressure of full water for the containers. What does this mean?
Reply #22016-12-28
A water filling test, right? It’s just filled with water; it’s sufficient as long as the water’s own gravity and head pressure are considered, and there is no leakage.
Reply #32016-12-28
The operating pressure is displayed as ATM, while the design pressure is displayed as full water. The operating pressure is 1 atmosphere, or 0.1 MPa. The design pressure is given by atmosphere + pgh = 0.1 MPa + 1000*9.81*2.4 MPa = 1.024 MPa. Is that correct? With the gravity of water itself and without knowing the pressure area, how can pressure be calculated?
Reply #42016-12-28
The operating pressure is displayed as ATM, while the design pressure is displayed as full water. The operating pressure is 1 atmosphere, or 0.1 MPa. The design pressure is given by atmosphere + pgh = 0.1 MPa + 1000*9.81*2.4 MPa = 1.024 MPa. Is that correct? With the gravity of water itself and without knowing the pressure area, how can pressure be calculated?
Reply #52016-12-28
I’m not an expert, but this is how I understand it. The operating pressure is in the atmospheric environment ; The design pressure is the level that ensures the container remains safe once it is filled with water. I don’t see what the pressure is for; doesn’t the water depth already determine the pressure?

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