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Why are the furnace tubes damaged in operation of coal-fired boilers?
12 Jul 2018
(Question details) Specific performance:The wall thickness of several boiler tubes was significantly reduced in a large area, the remaining wall thickness was 2...
What is the reason for the failure of the coal economizer pipe of the coal-fired boiler?
12 Jul 2018
Question details (Performance):1. The furnace wall at the coal economizer leaks water and steam with abnormal sound.2. The water level in the boiler drops shar...
What causes the fan bearing to vibrate during boiler operation?
12 Jul 2018
Question details (Performance):1. High temperature of motor, fast temperature rise.2. Overload, high outlet pressure and frequent safety valve open often.3. The...
Why are there percussive sounds and vibrations in the boiler drum or pipe of a coal-fired boiler? (w
12 Jul 2018
Question details (Performance):The steam pipe vibrates violently and has a dull impact sound.Answer:  fault reason: There is air in pipeline  ; automatic ai...
Why don’t the pumps of coal-fired boilers absorb water?
12 Jul 2018
Question details (Performance):Water pumps do not absorb water.The hands of the pressure gauge and the vacuum gauge beat violently.Answer: Fault reason:The wate...
What causes the serious coal leakages of fire grate of coal-fired boilers?
23 Nov 2018
1. The fire grate is damaged and needs to be replaced.2. There are excessive gaps of fire grate, which need to be adjusted. 3. The proportion of coal powder is...
Breakdown of Coal Feeding System during Operation of Circulating Fluidized Bed.
12 Jul 2018
(Question Details) Specific Performance:Broken coal is one of the most common failures of the coal feeder. The coal feeder is the lifeline of the boiler. Its no...
What should we do when a CFB boiler encounters a cyclone separator breakdown?
12 Jul 2018
(Details on the problem) Specific Performance:J valve inlet static pressure fluctuations led to J valve back feed discontinuous, and bed pressure, bed temperatu...
Why is the water wall tube damaged when the circulating fluidized bed boiler operates?
12 Jul 2018
(Question Details) Specific Performance:(1) There are blasting sounds in the furnace, and the furnace chamber is under positive pressure. There is smoke emitted...
Why the slag discharge tube of circulating fluidized bed boiler will be blocked?
12 Jul 2018
(Details on the problem) Specific Performance:Slagging pipe blocks during operation of circulating fluidized bed boiler. Answer:cause of failure:(1) The interna...
How to solve the problem of coking in circulating fluidized bed boiler operation?
12 Jul 2018
(Question Details) Specific Performance:(1) The bed temperature has risen sharply.(2) The oxygen level drops even to zero.(3) The current of the primary blower...
How to solve the phenomenon of superheater explosion in circulating fluidized bed boiler operation?
12 Jul 2018
(Question Details) Specific Performance:The pipe of superheater bursts in circulating fluidized bed boiler operation.The bed pressure indicator fluctuates littl...

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If you run into any problems with the boiler, please contact us directly by email or fill out the online service request. We will do our best to resolve any problems you might have within 24 hours.

Corporate Office

  • No. 76, Xin Da Road, Zhou tie Town, Yixing, Wuxi, China
  • +86 13506151153
  • allen@zozen.com
  • Fax : 0086-510-68991001

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