Yueyang Changling Equipment Research Institute Co., Ltd.

PerformanceCase study

Qualified suppliers and service providers of major enterprises such as Sinopec, CNPC, and CNOOC.

Key Achievements in Cleaning Technology


Cleaning time

Applying Unit

Cleaning area

Cleaning performance

2006.5

Qilu Petrochemical Olefins Plant

Power Workshop HG-220/11.7-Y2 Boiler Economizer, Superheater, and Other External Wall Components

The temperature difference across the convection section of the flue gas system before and after cleaning is 30°C; the SSOT oil injection rate has increased from the original 19–20 t/h to 28–29 t/h; and fuel gas consumption has decreased by 23 Nm³/h.

March 2007

Sinopec Changling Branch

Outer walls of the economizer, superheater, and other components of Waste Heat Boiler No. 1 in the Catalysis Workshop

The outer surfaces of the economizer and superheater have been thoroughly cleaned, resulting in a fuel gas savings of more than 20 Nm³/h.

April 2008

Shandong Dongming Refinery

Outer walls of the economizer and other components of Waste Heat Boiler No. 1 in the Catalysis Workshop

The outer surface of the economizer has been thoroughly cleaned, resulting in a fuel gas savings of more than 25 Nm³/h.

2009, July

Sinopec Changling Branch

Outer walls of the economizer, superheater, and other components of Waste Heat Boiler No. 2 in the Catalysis Workshop

The outer surfaces of the economizer and superheater have been thoroughly cleaned, resulting in a fuel gas savings of more than 10 Nm³/h.

2008, 8

Golmud Refinery

Outer walls of the economizer, superheater, and other components of the waste heat boiler in the catalytic workshop.

The outer surfaces of the economizer and superheater have been thoroughly cleaned, resulting in a fuel gas savings of more than 20 Nm³/h.

June 2011

Shandong Dongming Refinery

Outer walls of the economizer and other components of Waste Heat Boiler No. 2 in the Catalysis Workshop

The outer surface of the economizer has been thoroughly cleaned, resulting in a fuel gas savings of more than 15 Nm³/h.