Comprehensive Exhaust Gas Treatment (DOCF+SCR Denitration) for Diesel Generator Sets in Belarus

Comprehensive Exhaust Gas Treatment (DOCF+SCR Denitration) for Diesel Generator Sets in Belarus

Short Description:

During the operation of diesel generator sets, the exhaust gas contains various pollutants including particulate matter (PM), carbon monoxide (CO), hydrocarbons (HC), and nitrogen oxides (NOₓ).

The integrated DOCF+SCR exhaust gas treatment process enables the synergistic purification of multiple pollutants. The front-mounted DOCF unit treats particulate matter, CO and HC, followed by the rear SCR denitration equipment. With a high degree of system integration, the whole set is suitable for exhaust gas compliance treatment of stationary diesel generator sets, and is widely applied in scenarios such as industrial standby power supplies and continuous generator sets.


Product Detail

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Technical introduction

This project is an integrated exhaust gas treatment project for a 3000 kW diesel generator set in Belarus.

The standard exhaust gas flow rate of the unit is ≤15600 Nm³/h, and the raw flue gas temperature is 550 ℃. Adopting the integrated DOCF+SCR process, the project realizes the synergistic treatment of multiple pollutants to meet the requirements of local environmental emission regulations in Belarus.

DOC SCR DPF  SCR system

Project Treatment Indicators

Standard exhaust gas flow rate: ≤15600 Nm³/h;

NOₓ:Inlet ≤6000 mg/Nm³;                                            Outlet ≤285 mg/Nm³

PM Particulate Matter: Inlet 200 mg/Nm³,                     Outlet ≤40 mg/Nm³ Flue gas temperature: 550℃

Technical advantages

Multi-pollutant Synergistic Treatment: A single unit removes PM, CO, HC and NOₓ simultaneously. With modular integration and compact structure, it is suitable for on-site retrofitting of high-power diesel generator sets.

High Efficiency and Stable Compliance: Field measurements from this Belarus project demonstrate substantial reduction of NOₓ and PM, with stable emissions meeting local regulations. The front-mounted DOCF traps particulate matter, effectively extending the service life of the SCR catalyst.

Excellent Low-temperature Adaptability: Fitted with heat tracing and thermal insulation for urea pipelines, it addresses urea crystallization and freeze blockage under low winter temperatures, making it suitable for the cold climate of Belarus.

High Degree of Automation: Fully automatic operation. It is equipped with protection and fault alarm functions for differential pressure, overtemperature, ammonia slip and other parameters, lowering maintenance workload.


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