Parr-instrument 6400 Manual do Utilizador descarregar pdf (Página 28)

6400 Calorimeter Instruction Manual

4-9

2. The water fill solenoid opens and water is pumped from the internal tank into and

through the bucket that surrounds the bomb. Overflow from the bucket is

returned to the closed water tank. Because the jacket and bucket are both filled

with water from the closed water tank, initial equilibrium will be reached quickly.

3. The oxygen fill solenoid is opened and oxygen is added slowly to the bomb to

bring its pressure to approximately 30 atm.

Pre-Period

At the completion of the fill sequence, the pre-period begins.

Figure 7 - Pre-Period / Post-Period Flow Diagram

1. The water fill solenoid valve closes and isolates the water in the bucket from the

rest of the system. Water within this bucket is circulated by the stirrer. Water

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Parr-instrument 6400 Manual do Utilizador Página 28