One Question per Day: Methanol Technology Exchange Edition 20180328
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Learn from the advanced practices of the *Brothers section; there are prizes for correct answers – every response earns a reward, allowing us to grow and mature through these Q&A sessions. Short answer true/false question: What are the reasons for low vacuum in a vacuum flash evaporation system? Answer: (1) The true flash condenser has poor heat transfer efficiency ； (2) The system has leakage points ； (3) Pressure control valve failure ； (4) Improper water intake of the vacuum pump ； (5) Vacuum pump failure ； (6) High liquid level or full level in the vacuum pump inlet separator ； (7) High temperature inside the pump ； (8) Low steam supply to the vacuum extractor or steam supply interrupted.
(1) The true flash condenser has poor heat transfer efficiency； (2) The system has leakage points ； (3) Pressure control valve failure ； (4) Improper water intake of the vacuum pump ； (5) Vacuum pump failure ； (6) High liquid level or full level in the vacuum pump inlet separator ； (7) High temperature inside the pump ； (8) Low steam supply to the vacuum extractor or steam supply interrupted.
(1) The true flash condenser has poor heat transfer efficiency； (2) The system has leakage points ； (3) Pressure control valve failure ； (4) Improper water intake of the vacuum pump ； (5) Vacuum pump failure ； (6) High liquid level or full level in the vacuum pump inlet separator ； (7) High temperature inside the pump ；
(1) The true flash condenser has poor heat transfer efficiency； (2) The system has leakage points ； (3) Pressure control valve failure ； (4) Improper water intake of the vacuum pump ； (5) Vacuum pump failure (7) High temperature inside the pump ； (8) Low steam supply to the vacuum extractor or steam supply interrupted.