How to handle the exceptions of industrial boiler economizer

2016-05-13

How to handle the exceptions of industrial boiler economizer

Economizer is switching equipment using flue gas heat at the rear of the boiler to heat the boiler feed water,belonging to the pressure parts of industrial boiler,Its main function is absorbing low-temperature flue gas heat,reducing exhaust gas temperature,reducing the heat absorption of feedwater on the heating surface,etc.

As the sensitive part inducing accident,many abnormal phenomenas of economizer may lead to the abnormal operation of industrial boiler,so,it critical for us to understand and handle the abnormal phenomenas seriously, Zhengzhou Boiler Co., Ltd,a professional industrial boiler and pressure vessel manufacturer in China,will give the following advices about how to handle the exceptions of industrial boiler economizer.

1.Stop economizer immediately,close the plug door,open the ash expeller, drain away the water of ash bucket urgently to prevent that gas pass is overwhelmed or mortar enter ash conveying pipe.

2.When the economizer is damaged and water level drops,water supply system should be monitored closely,if necessary,change the automatic into manual mode of water supply to maintain the normal water level.If the economizer blasts,stop the furnace ungently.

3.Reducing the unit load appropriately and reducing steam water system pressure to the greatest extent to reduce the amount of leakage.

4.Closely monitor the operation of bag dust collector, and stop the cleaning work, shutdown is carried out within 2 hours.

5.After the furnace purge,maintain the operation of one induced draft fan,carry out the ventilation replacement of bag dust collector,and perform the treatment measures to prevent denitration catalyst is affected with damp.

Handling the exceptions of economizer properly is important for the economic operation of industrial boiler,if you want to know more about industrial boiler,do not forget to consult Zhengzhou Boiler Co., Ltd, the best services will accompany you forever!

industrial boiler economizer,industrial boiler

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