Power Plant Boilers: Abnormal Conditions and Emergencies

Describe typical procedures for dealing with the loss of certain boiler auxiliaries. Describe basic procedures for dealing with leaks that occur inside and outside a boiler. Describe how safety valves are used to protect boilers against overpressure. Describe what boiler operators should do to deal with leaking safety valves. Describe basic procedures for dealing with fires in coal yards bunkers feeders pulverizers and air preheaters. Explain how equipment fires start and identify actions that operators should avoid when equipment fires occur. Describe some of the basic causes of boiler explosions. Explain what operators can do to help prevent boiler explosions. Describe some situations that can cause a loss of all boiler flame. Describe some basic procedures for preventing a loss of all boiler flame.