coal boiler fluidized bed boiler, ZOZEN boilers are exported to many countries and regions around the world

As an independent national brand whose products have been exported to more than 100 countries and regions, ZOZEN Boiler has set the international quality standards for itself from the beginning. Standardized production process and complete quality management system have enabled ZOZEN Boiler to successfully obtain international authoritative certifications such as ASME (USA), PED (EU) and DOSH (Malaysia), and also win the recognition of ZOZEN’s boiler quality from customers around the world.

As a well-known brand deeply exploring the industrial boiler industry for more than three decades, ZOZEN Boiler performs well in aspects including technology, quality, market reputation and so on. This time, based on excellent product quality, superior strength and abundant project experience in the auto industry, ZOZEN Boiler won the bid for providing boilers and installation service for the distributed energy combined cooling heating and power system project of BMW Brilliance's Tiexi new plant, coal boiler fluidized bed boiler.

coal boiler fluidized bed boiler, ZOZEN SZL series chain grate boilers have high combustion efficiency, strong overload capacity, wide coal type adaptability. The boiler is mainly composed of upper and lower drums, convection tube bundles, water-cooled wall tubes, downcomers and headers. The upper and lower drums are longitudinal arranged. The combustion equipment adopts the chain grate with chain belt and is driven by a stepless speed change device.

As one of the project cores, the gas-fired boiler with a rated pressure of 3.82 MPa and a rated steam temperature of 450°C is a mid-temperature and mid-pressure boiler, which puts forward high requirements for the manufacturer’s comprehensive strength. Facing similar competitors, ZOZEN Boiler with rich project experience and excellent product performance provided a satisfactory gas-fired boiler solution for Changfeng Coking and successfully obtained the supplier qualification.

Increase stoker availability of stoker, guarantee boiler safely running. ZOZEN biomass-fired fuel has another character, which is high volatility and low ash content. After combustion, there is almost no ash left on the stoker, so stoker should adopt proper high temperature resistance material to work under high temperature radiation, coal boiler fluidized bed boiler.

In terms of welding technology, ZOZEN longitudinal and circumferential seam welding adopts advanced automatic submerged arc welding technology, and 100% X-ray detection is carried out on the welding seam to ensure the welding quality. The welding of the smoke tube and tube sheet adopts pre-expansion first to eliminate the gap between the tube and tube sheet, and then adopts the automatic argon arc welding technology, which can effectively eliminate the stress and extend the service life of the boiler.

Moreover, ZOZEN professionals provide full guidance from the installation and the trial operation of the boiler to the training of the boiler operator, so that each user can enjoy one-stop worry-free service from pre-sales to after-sales.