Martin Seemann

2025

Thermochemical recycling of mixed plastic wastes through pyrolysis and steam cracking – Assessment of centralized vs. Decentralized approaches

2024

Feedstock recycling of cable plastic residue via steam cracking on an industrial-scale fluidized bed

2024

Method development and evaluation of product gas mixture from a semi-industrial scale fluidized bed steam cracker with GC-VUV

2024

Steam gasification as a viable solution for converting single-use medical items into chemical building blocks with high yields for the plastic industry

2024

Steam cracking in a semi-industrial dual fluidized bed reactor: Tackling the challenges in thermochemical recycling of plastic waste

2023

Comparing bed materials for fluidized bed steam cracking of high-density polyethylene: Olivine, bauxite, silica-sand, and feldspar

2023

Role of surface morphology on bed material activation during indirect gasification of wood

2023

Syngas Production from Protective Face Masks through Pyrolysis/Steam Gasification

2023

Fluidized bed steam cracking of rapeseed oil: exploring the direct production of the molecular building blocks for the plastics industry

2023

Correlations between product distribution and feedstock composition in thermal cracking processes for mixed plastic waste

2023

Sub-millimetre wave range-Doppler radar as a diagnostic tool for gas-solids systems - solids concentration measurements

2023

Radar-based measurements of the solids flow in a circulating fluidized bed

2023

Effect of biomass ash on preventing aromatization of olefinic cracking products in dual fluidized bed systems

2023

Developing a parametric system model to describe the product distribution of steam pyrolysis in a Dual Fluidized bed

2023

Tar characteristics generated from a 10 kW<inf>th</inf> chemical-looping biomass gasifier using steel converter slag as an oxygen carrier

2023

Thermochemical recycling of tall oil pitch in a dual fluidized bed

2022

Unraveling the hydrocracking capabilities of fluidized bed systems operated with natural ores as bed materials

2022

Thermochemical conversion of polyethylene in a fluidized bed: Impact of transition metal-induced oxygen transport on product distribution

Twinning for promoting excellence, ability and knowledge to develop advanced waste gasification solutions

2021

Interactions between Automotive Shredder Residue and Olivine Bed Material during Indirect Fluidized Bed Gasification

2021

Mapping the effects of potassium on fuel conversion in industrial-scale fluidized bed gasifiers and combustors

2021

Polyethylene terephthalate (PET) recycling via steam gasification – The effect of operating conditions on gas and tar composition

2021

Development of Oxygen Transport Properties by Olivine and Feldspar in Industrial-Scale Dual Fluidized Bed Gasification of Woody Biomass

2021

Steam gasification of biomass – Typical gas quality and operational strategies derived from industrial-scale plants

2021

Production of negative-emissions steel using a reducing gas derived from dfb gasification

Microscopic investigation of layer growth during olivine bed material aging during indirect gasification of biomass

Comparison of Ash Layer Formation Mechanisms on Si-Containing Bed Material during Dual Fluidized Bed Gasification of Woody Biomass

2020

Dual Fluidized Bed Gasification Configurations for Carbon Recovery from Biomass

Emissions of dioxins and furans during steam gasification of Automotive Shredder residue; experiences from the Chalmers 2–4-MW indirect gasifier

2020

Shedding light on the governing mechanisms for insufficient CO and H2 burnout in the presence of potassium, chlorine and sulfur

Methane synthesis

The gobigas plant

Self‐Cleaning Surfaces for Heat Recovery During Industrial Hydrocarbon‐Rich Gas Cooling: An Experimental and Numerical Study

2019

Valorisation of textile waste via steam gasification in a fluidized bed reactor

Layer Formation on Feldspar Bed Particles during Indirect Gasification of Wood. 2. Na-Feldspar

Potassium speciation and distribution for the K2CO3 additive-induced activation/deactivation of olivine during gasification of woody biomass

Layer Formation on Feldspar Bed Particles during Indirect Gasification of Wood. 1. K-Feldspar

2019

Circular use of plastics-transformation of existing petrochemical clusters into thermochemical recycling plants with 100% plastics recovery

Thermochemical Recycling of Automotive Shredder Residue by Chemical-Looping Gasification Using the Generated Ash as Oxygen Carrier

2018

Advanced biofuel production via gasification – lessons learned from 200 man-years of research activity with Chalmers’ research gasifier and the GoBiGas demonstration plant.

Effect of ash circulation on the performance of a dual fluidized bed gasification system

2018

Influence of in-bed catalysis by ash-coated olivine on tar formation in steam gasification of biomass

2018

Bed material as a catalyst for char gasification: The case of ash-coated olivine activated by K and S addition

Influence of Bed Material, Additives, and Operational Conditions on Alkali Metal and Tar Concentrations in Fluidized Bed Gasification of Biomass

Role of K and Ca for catalytic activation of bed material during biomass gasification

Two-phase flow patterns and condensation on wetted surfaces for innovative self-cleaning heat exchangers: experiments and numerics

Role of potassium in the enhancement of the catalytic activity of calcium oxide towards tar reduction

Chemical looping gasification in a 2-4 MWth dual fluidized bed gasifier

Fate of Polycyclic Aromatic Hydrocarbons during Tertiary Tar Formation in Steam Gasification of Biomass

Valorization of Automobile Shredder Residue Using Indirect Gasification

Volatile gases from biomass pyrolysis under conditions relevant for fluidized bed gasifiers

Influence of the S-K interactions on a dual fluidized bed system

Recirculation of reactive fines – an optimization strategy for existing dual fluidized bed gasification systems

Coal and biomass gasification for sng production

Terahertz Spectroscopy Instrumentation for Thermal Bio-Mass Conversion

Impact of Biomass Ash-Bauxite Bed Interactions on an Indirect Biomass Gasifier

Creating successful Bachelor thesis projects by interdisciplinary approach

2016

Comparing Active Bed Materials in a Dual Fluidized Bed Biomass Gasifier: Olivine, Bauxite, Quartz-Sand, and Ilmenite

Process Simulation of Dual Fluidized Bed Gasifiers Using Experimental Data

Understanding the start-up- knowledge transfer from bed material testing at Chalmers to the operation of the gobigas gasification unit

Initial corrosion attack of 304L and T22 in 2 MW biomass gasifier: a microstructural investigation

Characterization of particulate matter formed during wood pellet gasification in an indirect bubbling fluidized bed gasifier using aerosol measurement techniques

Using a manganese ore as catalyst for upgrading biomass derived gas

Characteristics of olivine as a bed material in an indirect biomass gasifier

Ash Properties of Ilmenite Used as Bed Material for Combustion of Biomass in a Circulating Fluidized Bed Boiler

2014

Advanced Gas Cleaning using Chemical-Looping Reforming (CLR)

Using Ilmenite To Reduce the Tar Yield in a Dual Fluidized Bed Gasification System

Terahertz Gas Spectrometer

Mechanistic studies of chemical looping desulfurization of Mn-based oxides using in situ X-ray absorption spectroscopy

Method for online measurement of the CHON composition of raw gas from biomass gasifier

Terahertz Spectroscopy for Real-Time Monitoring of Water Vapor and CO Levels in the Producer Gas From an Industrial Biomass Gasifier

Assessment of the Solid-Phase Adsorption Method for Sampling Biomass-Derived Tar in Industrial Environments

Synthetic natural gas from wood: Reactions of ethylene in fluidised bed methanation

Using a manganese ore as catalyst for upgrading biomass derived gas

Evaluation of Performance of Industrial-Scale Dual Fluidized Bed Gasifiers Using the Chalmers 2–4-MWth Gasifier

Measurment of Gas Flow and Carbon Conversion in Chalmers 2-4MWth DFB Gasifier

Ilmenite and Nickel as Catalysts for Upgrading of Raw Gas Derived from Biomass Gasification

Online water vapor detection in the product gas from indirect gasification

Using an oxygen-carrier as bed material for combustion of biomass in a 12-MWth circulating fluidized-bed boiler

Bio-SNG Production via Gasification - Process Integration Aspects for Improving Process Performance

Online Detection of H2O and CO in the Humid Raw Gas from the Gasifier Using Terahertz Spectroscopy

Comparing three materials for secondary catalytic tar reforming of biomass derived gas

Manganese oxide as catalyst for tar cleaning of biomass-derived gas

Use of Nickel Oxide as a Catalyst for Tar Elimination in a Chemical-Looping Reforming Reactor Operated with Biomass Producer Gas

Producer Gas Cleaning in a Dual Fluidized Bed - a Comparative Study of Performance with Ilmenite and a Manganese Oxide as Catalysts

Characterization of Particulate Matter in the Hot Product Gas from Indirect Steam Bubbling Fluidized Bed Gasification of Wood Pellets

Dual fluidized bed system for sulphur removal from biomass derived product gas

Producer Gas Cleaning in a Dual Fluidized Bed Reformer using Two Catalysts

Continuous Catalytic Tar Reforming of Biomass Derived Gas with Simultaneous Catalyst Regeneration

Zero-dimensional modeling of indirect fluidized bed gasification

Chalmers gasification plant - Overview and recent experiences

Chalmers pilot gasifier an overview.

Zero‐dimensional modeling of indirect fluidized bed gasification

Energy efficient selective reforming of hydro carbons

Chalmers gasification plant - Overview and recent experiences

Fluidized Bed Methanation of Wood-Derived Producer Gas for the Production of Synthetic Natural Gas

2010

Integration study for alternative methanation technologies for the production of synthetic natural gas from gasified biomass

Evaluation of Fluid Dynamics In a Hot and a Cold System of Interconnecting Fluidised Beds

Dual Fluidised Bed for Catalytic Cleaning of Biomass Gas

Tar Cleaning with Chemical Looping Reforming

The new Chalmers research-gasifier

FIRST EXPERIENCES WITH THE NEW CHALMERS GASIFIER

Evaluation of fluid dynamics in a hot and a cold system of interconnecting fluidised beds

The regenerative effect of catalyst fluidization under methanation conditions

Methanation of biosyngas in a fluidized bed reactor