Asphalt Burner Case Studies

Aggregate Dryer and Asphalt Burner Case Studies

See how the Detroit® HADES Burner has helped our customers! All of our current asphalt burner case studies are listed below. If you have any questions, don’t hesitate to contact us!

Case Study No. 1: Eureka Stone

Customer: Eureka Stone, a James D. Morrissey Inc. Company

Location: Milford, PA

Plant: 4 Ton Batch

Dryer: Approximately 8’Dia. x 30’Long

Fuel(s): Compressed Natural Gas (Primary), No. 2 Fuel Oil (Secondary)

Prior Burner: Hauck StarJet 580 w/ 100Hp TurboBlower (Open-Fired)

New DSC Burner: HADES-100 Sealed-In Burner w/ 60Hp Fan w/ Variable Frequency Drive (VFD) Control

New Controls: Parallel Position (Air VFD, Natural Gas Direct Coupled Actuator w/ High Precision Butterfly Control Valve; No. 2 Fuel Oil with Direct Coupled Actuator w/ High Precision V-Ball Flow Control Valve)

Results:

• Noise Reduction: Sound Levels Less than Half of the Open Fired Burner.
• Natural Gas Fired CO emissions < 100ppm @7%O2 Dry)
• Natural Gas Fired NOx emissions < 75ppm @7%O2 Dry)

Case Study No. 2: David A. Bramble, Inc.

Customer: David A. Bramble, Inc.

Location: Wye Mills, MD

Plant: 400TPH Drum Mix

Dryer: Approximately 9’Dia. x 50’Long, Herman Grant

Fuel(s): Recycled Fuel Oil (RFO, Primary), No. 2 Fuel Oil (Secondary)

Prior Burner: Cedarapids (Open-Fired) w/ 100Hp fan

New DSC Burner: HADES-125 Long Nose Sealed-In Burner w/ 75Hp Fan w/ Variable Frequency Drive (VFD) Control

New Controls: Parallel Position (Air VFD, RFO & No. 2 Fuel Oil with Direct Coupled Actuator w/ High Precision V-Ball Flow Control Valve and Flow Metering).

Results:

• Noise Reduction: Sound Levels Less than Half of the Open Fired Burner.
• RFO Fired CO emissions < 250ppm @7%O2 Dry)
• RFO Fired NOx emissions < 135ppm @7%O2 Dry)

Case Study No. 3: Blythe Brothers

Customer: Blythe Brothers

Location: Pineville, N.C.

Plant: 400TPH Dillman Duo Drum Mix

Dryer: Approx. 9’ Dia x 40’ Long

Fuel(s): Natural Gas

Prior Burner: Hauck EcoStar-II 125 w/ 100Hp Fan

Prior Controls: Hauck BCS5000

New DSC Burner: HADES-125 w/ 75Hp Fan w/ Variable Frequency Drive (VFD) Control

New Controls: Detroit HBC-1000 Control Panel, 4-20mA Parallel Positioning w/ Precise Air/Fuel Ratio, 10”HMI Touchscreen

Results:

• Natural Gas Fired CO Emissions < 165ppm @7%O2 Dry
• Natural Gas Fired NOx Emissions < 70ppm @7%O2 Dry

Case Study No. 4: Laurel Asphalt

Customer: Laurel Asphalt

Location: Laurel, MD

Plant: 400TPH Drum Mix

Dryer: Approx. 9’ Dia x 50’ Long

Fuel(s): Natural Gas & No. 2 Oil

Prior Burner: Hauck EcoStar-II 100 w/ 75Hp Fan

New DSC Burner: HADES-100 w/ 60Hp Fan w/ Variable Frequency Drive (VFD) Control

Prior Controls: Hauck BCS5000

New Controls: Detroit HBC-1000 Control Panel, 4-20mA Parallel Positioning w/ Precise Air/Fuel Ratio, 10”HMI Touchscreen

Results:

• Natural Gas Fired CO Emissions < 165ppm @7%O2 Dry
• Natural Gas Fired NOx Emissions < 70ppm @7%O2 Dry

Case Study No. 5: Heidelberg Materials

Customer: Heidelberg Materials

Location: Stroudsburg, PA

Plant: McCarter 5 Ton Batch

Dryer: Approximately 9’Dia. x 36’Long

Fuel(s): Recycled Fuel Oil (RFO, Primary), No. 2 Fuel Oil (Secondary)

Existing Burner: Hauck EcoStar-100

Prior Controls: Hauck BCS5000

New Controls: Detroit HBC-1000 w/ Parallel Position (Air Damper/Actuator, RFO & No. 2 Fuel Oil with Direct Coupled Actuators).

Results:

• New PLC/HMI with Touchscreen Controls Interface (Readily Available Spare / Replacement Parts)
• Upgrades to Plant Safeties for Latest NFPA86 Code Requirements
• First-Out Annunciation for all Plant Safeties and Burner Interlock Indication
• More precise Air/Fuel Ratio Control Optimizes Burner Fuel Efficiency

Interested in what the HADES Burner can do for you?

If you’re interested in learning more about Detroit Stoker’s HADES burner or any of our asphalt burner case studies, feel free to get in touch with us today!