All Blog Posts about ‘Thermal Processing’

Fly Ash & the Lightweight Aggregate Market

This article was co-authored by:

Shane Le Capitaine
Thermal Processing Expert

Carrie Carlson
Technical Writer

In 2015, the global fly ash market was estimated to be valued at 40 billion USD. A recent industry analysis by Research Nester anticipates the market will reach an estimated 70 billion USD by the end of 2023 – a 7.1% CAGR owing to increasing Continue reading →

 

Question of the Week: What is the Difference Between a Rotary Kiln’s Working Layer and Insulating Layer?

This article was authored by:

Jenny Seim
Technical Writer

The “working” layer and insulating layer refer to a rotary kiln’s multiple layers of refractory. Refractory is what protects the kiln from high internal temperatures, and maintains heat retention. Sometimes it is desirable to use multiple layers of refractory, especially when higher efficiency is preferred, Continue reading →

 

Question of the Week: What Fuel Sources can FEECO’s Rotary Dryers and Kilns Work With?

This article was authored by:

Jenny Seim
Technical Writer

FEECO’s rotary dryers and kilns can accommodate numerous fuel sources. The chart below highlights the equipment and their available fuel source options: Natural Gas/Propane Fuel Oil Electricity Biomass Combustion Waste Heat Biogas Direct Rotary Dryer  x  x  x  x x Indirect Rotary Dryer  x  x Continue reading →

 

Question of the Week: How does a Rotary Kiln Dam Work?

This article was authored by:

Jenny Seim
Technical Writer

Dams are used to increase the retention time or bed depth in a rotary kiln. Material builds up behind the dam, forcing retention time and bed depth to increase. Material then spills over the dam and discharges from the rotary kiln. Since most rotary kilns Continue reading →

 

Biochar: Applications in Animal Husbandry

This article was co-authored by:

Carrie Carlson
Technical Writer

Walter Hawkins
Process Sales Engineer

While biochar has been garnering attention as a restorative soil amendment, it seems as if new uses for this ultra-porous material are cropping up all over the industrial landscape. Recently, biochar has been making waves in agriculture not for use as a soil amendment, but Continue reading →

 

Biochar: An Effective Solution for the Removal of Pharmaceuticals from Water

This article was co-authored by:

Walter Hawkins
Process Sales Engineer

Carrie Carlson
Technical Writer

Water quality and the ability to maximize reuse applications continues to become a concern at the forefront of sustainability amidst a growing population. While biochar has been gaining traction in the soil amendment industry for its restorative capabilities and potential in carbon sequestration, studies are Continue reading →

 

Increasing Biomethane Production During Anaerobic Digestion Using Biochar

This article was co-authored by:

Walter Hawkins
Process Sales Engineer

Carrie Carlson
Technical Writer

Biochar has seen a surge in popularity as a soil amendment as of late, for the many benefits it can offer to soil and for its potential use in carbon sequestration. With a unique ability to capture and hold particles on its surface, biochar is Continue reading →

 

Question of the Week: What does the Transformation of Biomass to Activated Carbon Look Like?

This article was authored by:

Jenny Seim
Technical Writer

The process of converting biomass to activated carbon can vary depending on the source and characteristics of the feedstock material, and the wanted end-product characteristics. This process is outlined in the stages below: Drying. Biomass must first be dried, most often via a rotary dryer, Continue reading →

 

Question of the Week: What is Organic Combustion?

This article was authored by:

Jenny Seim
Technical Writer

Organic combustion is the thermal treatment of organic wastes with the intent of reducing mass and volume. This process is frequently seen in waste treatment plants in order to reduce the volume of organic wastes for deposit into landfill. Organic combustion leaves behind an ash Continue reading →

 

Biocoal: The Key to Turning the Coal Industry Around?

This article was co-authored by:

Shane Le Capitaine
Thermal Processing Expert

Carrie Carlson
Technical Writer

A recent white paper by William Strauss, PhD of FutureMetrics LLC, looked at a strategy that could breathe life back into the dying US coal industry, and the answer comes from an unlikely place: implementing policy to support the co-firing of wood biomass pellets (biocoal) Continue reading →