Fields of Activity

Fields of Activity

  • Gas Cleaning
    • Separation of dust, Cl, NOx, SOx, H2S und trace substances
    • Single components - complete systems
  • Combustion Engineering
    • Classic fossil fuels
    • Wastes
    • Varying combustion system
  • Thermal Treatment of Wastes and Residues
    • Classic grate combustion systems
    • Alternative processes of treatment
    • Single components - complete systems
  • Plant design
    • Analysis of processes and systems
    • Computational intelligence
    • System variants (process variants, other processes)
    • Single components - complete systems
  • Modelling and simulation
    • Thermal utilisation of wastes
    • Combustion processes for fossil fuels
    • Optimisation of plants and models
    • Development of User-defined subroutines

 

Main Areas of Work

Gas Cleaning

  • Evaluation and Expertising of Special Processes for
    • Dust removal
      • Electrostatic precipitators
      • Filtering separators
      • Wet separators
      • Cyclone separators
    • Desulphurisation
      • Dry and semi-dry processes
      • Wet processes
    • DeNOx
      • SNCR with ammonia, urea, manure and chemical residues
      • SCR
    • Combined separation of dust, SOx, NOx, CO and organ. components
  • Optimisation of Processes for Dust Removal
    • Electrostatic precipitators
    • Perforated foil separators
    • Fabric filters
    • Candle filters
  • Optimisation of Processes for Combined Separation
    • Absorption of SOx, HCl, HF, NOx and dust
    • Separation of H2S and sulphur carbon compounds by lime
    • Wet and dry sorption
  • Contributions to Solutions of Special Problems
    • Evaluation of the actual state of gas flow in catalysts and separators
      • Distribution of temperatures, concentrations and velocities
    • Physical and mathematical model investigations
      • Optimisation by internals (guide plates, "Delta-wings")
  • Computer simulations with the software package FLUENT™
    • Flow simulation in single apparatus and complete systems
    • Efficiency of dust separators

Combustion Engineering

  • Common Combustion Engineering
    • NOx-formation in gas, oil and coal dust firings
      • Burner- and Combustion-space-specific problems
      • Complete systems and and gas cleaning systems
    • NOx-formation in fluidised bed combustions
      • NO-, NO2- and N2O-formation
    • Cocombustion of wastes, waste water and waste water sludge
  • Pressurised Coal Dust Combustion
    • Fundamental investigations on high pressure combustion, reaction kinetics
    • Dust removal at high temperatures and high pressures
    • Emission reduction for alkalines

Thermal Treatment of Wastes and Residues

  • Analyses of wastes and residues (planning, sampling, analysis, evaluation)
    • Analysis of gaseous, liquid and solid samples
  • Procedural Evaluation and expertising of special processes
    • Grate combustion process
    • Smoulder incineration (Schwel-Brenn™) process
    • Thermoselect™-process
  • Concepts of Processes for the utilisation of special substances
    • Blast furnace gas, coke gas and tailgas
    • Combustion of waste water, exhaust air and waste water sludge
  • Concepts of Processes for the treatment of liquid process substances
  • Computer Simulations with the software package FLUENT™
    • Simulation of gas flow and reaction in combustion/radiation spaces of classic incinerators (grate boilers)
    • Simulation of subprocesses in pyrolysis processes
      • Emission of smoulder-gas in rotary or fixed bed reactors
      • Residue/pyrolysis gas reaction in the combustion chamber (degrees of solid inclusion, distribution of temperatures and gas concentrations)
    • DeNOx processes
      • Injection of ammonia or urea
    • Combustion of loaded activated coke
      • Definition of optimised burner arrangement
    • Complete processes
      • Temperature-keeping and distribution of temperatures in fire- and radiation space
      • Distribution of velocities and concentrations