Unformatted text preview: Humor errors also played a big role in the accident. The operators lack of knowledge led him to make unwise decisions. The operators did not have tools to show the coolant in the core so they just assumed that the reactor was properly covered because of the level of pressure. The alarm sirens went off and not knowing what to do they lowered the amount of coolant going into the core which resulted in the fuel pellets beginning to melt. More training is now required to be an operator. Another reason for failure was because of component failures. The failure of the pressure valve was a big component failure. If it would have closed properly then the operators would have been more easily been able to identify the problems happening within the plant, help the accident would not had been an accident or would have been far less significant. Signals that were given to operators did not show that the valve was open....
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- Spring '08
- Nuclear power plant, Three Mile Island accident, Mile Island Accident