ACARP ACARP ACARP ACARP
Open Cut                                          reports

Open Cut

Safety, productivity and the right to operate are priorities for open cut mine research. We have supported work on an automated swing loading system for electric shovels, the science of rehabilitation and minimising mining impacts on neighbouring communities.


Drilling & Blasting (18 Reports)

Alternative and Sustainable Explosive Formulations to Eliminate Nitrogen Oxide Emissions

Get Report
C2302906/06/2019
Author: Italo Onederra and Miguel Araos | University of Queensland and CRCMining

This technical report describes the technology of a novel mining explosive that was developed under ACARP project C23029 with the potential to solve the issue of Nitrogen Oxide (NOx) fumes after blasting. Post blast fumes are toxic nitrogen oxides which are a direct product of the detonation ....  read more

 

Blast Hole Slotting Demonstration Trial

Get Report
c1803601/03/2010
Author: Matt Stockwell, Dihon Tadic, Peter Hatherly, Italo Onederra, Koya Suto | CRCMining, Coalbed Geoscience JKTech Terra Australis Geophysica

Coal loss remains a key issue for the mining industry, with some Australian mines reporting up to 20% coal loss during mining.  This provides an exciting opportunity for the development of innovative techniques and processes to improve coal recovery.  Since 2004, CRCMining has been ....  read more

 

Controlling Block Movement of Coal During Overburden Blasting

Get Report
C1105101/09/2004
Author: Sarma Kanchibotla, Pierre Grouhel, Martin Tucker, Kathryn Podoliak | Dyno Nobel Asia Pacific Limited

Several open pit coal mines in Australia recognise that overburden blasting especially cast blasting, increases the likelihood of coal damage and loss resulting in significant negative economic impact on their operations. Earlier ACARP Projects C3017, C5005 and C8040 investigated this ....  read more

 

Down Hole Drill Dust Extraction System

Get Report
C1203220/10/2003
Author: Brian Plush | Dust Management International

The objective of this project was to utilise wet bed scrubber technology, as opposed to existing dry bag systems to prevent fugitive dust entering the atmosphere during the down hole drilling process in Open Cut operations, by removing it at the source and preventing it becoming ....  read more

 

Effect of Blasting on Infrastructure

Get Report
C1405703/12/2008
Author: Alan Richards, Adrian Moore | Terrock Consulting Engineers

ACARP Project C14057 is an investigation into the effects of blasting on mine infrastructure.  The objectives of the project were to provide:

ยท A methodology for the assessment of infrastructure types and the establishment of realistic vibration limits for the prevention of ....  read more

 

Field Instrumentation To Measure The Performance Of Low Density (Low Shock) Explosives

Get Report
C1802801/05/2011
Author: Gary Cavanough, Italo Onederra | CSIRO Earth Science and Resource Engineering, Sustainables Minerals Institute University of Queensland

Routine measurement of explosive's detonation pressure and temperature is not common practice in the mining industry. There is however a need to move beyond just measuring velocity of detonation. This is particularly important when new mixtures such as low density explosives are adopted in ....  read more

 

Improved Blast Outcomes

Get Report
C2302802/12/2015
Author: Peter Dean, Marc Elmouttie, George Poropat, Sarma Kanchibotla, Mark Jones, Alan Cocker & Anand Musunuri | CSIRO, Julius Kruttschnitt Mineral Research Centre

The objective of the ACARP C23028 Improved Blast Outcomes project was to develop a methodology for drill and blast engineers to improve blast safety and performance by more accurately accounting for rock mass structure in their blast designs. This work involved integration of the blast energy ....  read more

 

MWD For Super-resolution Control Of R.A.B. Drilled Blast-hole Stand-off Distances

Get Report
C1902318/05/2017
Author: Iain Mason | University of Sydney

Open-cut coal mine blasting losses are serious. Incorrect blast stand-off cost the equivalent of one unnecessary mine for every 10 existing Australian open cut mines. The 3D models now used to prescribe drill-bit direction are constrained in accuracy by pierce point affordability until ....  read more

 

NOx Fume Evolution from Hydrogen Peroxide Based Hybrid Mixtures

Get Report
C2602512/04/2018
Author: Miguel Araos, Italo Onederra and Nathan Newton | The University of Queensland

The aim of this project was to develop new bulk explosive products that can completely eliminate NOx fume emissions. One of the key outcomes has been the development of explosives that use Hydrogen Peroxide (HP) as the main oxidiser together with a fuel phase that incorporates a sustainable ....  read more

 

Optimisation of Pre-Split Blasts in Coal Mines

Get Report
C500401/05/1997
Author: Alan Cocker | JKMRC, University of Queensland

ACARP Project C5004 "Assessment and Optimisation of Pre-Split Blasting in Open Cut Mines" ran from March 1996 to May 1997. Its aims were:-

  • to review and assess current pre-split practice in the Australian open cut coal industry;
 ....  read more

 

RAB Drill Rig Top Of Coal Detection While Drilling

Get Report
C2100518/05/2017
Author: Enver Bajram, Daniel Hudson & Scott Adam | CRCMining

Accurately detecting the approaching top of a coal seam prior to blasting is fundamental to efficient coal recovery. Previous investigations by member mining companies reported a 66% reduction in coal dilution through disciplined and detailed overburden drilling and blasting practises. Through ....  read more

 

Real-time Prediction of Coal Top Through Guided Borehole Radar Wave Imaging for Open Cut Blast-hole Drilling

Get Report
C2602226/02/2019
Author: Binzhong Zhou and Matthew van de Werken | CSIRO

Damage to the tops of coal seams caused by incorrect blast stand-off distances is a serious issue for the Australian coal industry. It results in coal losses of up to 10-15%, translating to ~40 million tonnes of lost coal per year. To date, there have been no effective and economically-sound ....  read more

 

Site Based Trials of Alternative Explosive Formulations to Eliminate Nitrogen Oxide Emissions

Get Report
C2500501/03/2019
Author: Italo Onederra, Miguel Araos | The University of Queensland

This report documents the outcomes of Phase 3 of this project and builds upon the developments of Phase 2 and project C23029. These series of projects have focussed on the development of novel mining explosives using hydrogen peroxide (HP) that have the potential to eliminate Nitrogen Oxide ....  read more

 

Slotting While Drilling for Reduced Blast Damage to Coal Seam: Stage 2

Get Report
C1405601/05/2007
Author: Matt Stockwell, D Tadic | CRCMining

This project was developed to address the coal loss and dilution issues that are faced in open cut coal mining.   An innovative Blast Hole Slotting System has been developed to reduce the significant amount of coal that is forfeited during the blasting and overburden removal ....  read more

 

Slotting While Drilling for Reduced Blast Damage to the Coal Seam

Get Report
C1303301/04/2005
Author: Mehmet Doktan, Dihon Tadic | CRCMining

This project has developed an innovative technique and tool to reduce blast damage to the coal seam. Blast damage that leads to coal loss in open cut mines is generally seen in two forms:

  • Damage to the top of the coal seam and loss of coal during mining
 ....  read more

 

Structure Response to Blast Vibration

Get Report
C904001/11/2002
Author: Alan Richards | Terrock

The structure response of brick veneer test houses in the Muswellbrook and Singleton areas to blasting has been measured and the strength of their structural elements have been determined.

Analysis has shown that the stresses due to blast vibration that are within currently enforced ....  read more

 

Top of Coal Program: Phase 4 - Validation of Different Overburden Types

Get Report
C700401/02/2000
Author: Janice Sendt | Thomson Marconi Sonar

The Top of Coal project sought to develop a system, which would allow the standoff distance to be monitored in real-time during a blast hole drilling.

The main source of damage to the surface of the coal seam during overburden blast hole drilling is incorrect standoff distance. If the ....  read more

 

Understanding and Controlling Coal Damage During Cast Blasting (including Workbook)

Get Report
C500501/02/1999
Author: Sarma Kanchibotla | JKMRC

The open cut coal mining industry in Australia recognised that cast blasting increases coal damage and loss associated with overburden blasting but very few mines have quantified its impact on  ....  read more

 

Underground

Health and safety, productivity and environment initiatives.

Recently Completed Projects

C26059Proof Of Concept Of The Electronic Spark Test Apparatus On Existing Known Power Supplies

This project continued a long running research program into an elect...

C26070Industrialisation Of Proof Of Concept Wall-Flow DOC + Filter System

The need to protect workers from diesel particulate matter (DPM) had...

C25001Ventilation And Gas Management - Underground Coal Mines

This planning guideline has been prepared to assist mine operators t...

Underground

Open Cut

Safety, productivity and the right to operate are priorities for open cut mine research.

Recently Completed Projects

C26034Coking Properties Deterioration In Small Samples

Accurate evaluation of coking coal parameters at the exploration sta...

C23029Alternative And Sustainable Explosive Formulations To Eliminate Nitrogen Oxide Emissions

This technical report describes the technology of a novel mining exp...

C25005Site Based Trials Of Alternative Explosive Formulations To Eliminate Nitrogen Oxide Emissions

This report documents the outcomes of Phase 3 of this project and b...

Open Cut

Coal Preparation

Maximising throughput and yield while minimising costs and emissions.

Recently Completed Projects

C26009Improved Precision Of Determining Coal In Urban Dust

Dust samples collected in coastal locations using High Volume Air Sa...

C26015Novel Characterisation Of Coal Petrography For Improving The Dewatering Of Fine Coals Using Chemicals

This project aimed to develop alternatives to existing mechanical de...

C26014Low Cost Online Measurement Of Particle Size And Density For Diagnostics Across The Fine Coal Circuit

This project has developed a novel prototype optical system for prof...

Coal Preparation

Technical Market Support

Market acceptance and emphasising the advantages of Australian coals.

Recently Completed Projects

C26045Mineralogy Effects On The 3D Porosity Evolution Of Coke And Coke Reactivity

CRI/CSR CO2 combustion data are key metrics of coke quality and perf...

C25049Fusibility Of Coal Blends And Minerals In Coking

The CSIRO optical reflected light imaging CGA (Coal Grain Analysis) ...

C25045Stage Two - Assessment Of In Situ High-Temperature Strength Of Cokes

Stage I of this project established a reliable and repeatable proces...

Technical Market Support

Mine Site Greenhouse Gas Mitigation

Mitigating greenhouse gas emissions from the production of coal.

Recently Completed Projects

C27058Technological Assessment Of A Recycle Reactor For VAM Abatement

Underground coal mining emits high volumes of methane, diluted in ve...

C27008Selective Absorption Of Methane By Ionic Liquids

The connection of a ventilation air methane (VAM) abatement plant di...

C24061Proof-Of-Concept Photocatalytic Destruction Of Methane For Coal Mining Fugitive Emissions Abatement

Australia's fugitive emissions in 2015 were 41 Mt CO2-e (representin...

Mine Site Greenhouse Gas Mitigation

Low Emission Coal Use

Step-change technologies aimed at reducing greenhouse gas emissions.

Recently Completed Projects

C17060BGasification Of Australian Coals

Four Australian coals were trialled in the Siemens 5 MWth pilot scale ga...

C17060AOxyfuel Technology For Carbon Capture And Storage Critical Clean Coal Technology - Interim Support

The status of oxy-fuel technology for first-generation plant is indicate...

C18007Review Of Underground Coal Gasification

This report consists of a broad review of underground coal gasification,...

Low Emission Coal Use

Mining And The Community

The relationship between mines and the local community.

Recently Completed Projects

C16027Assessing Housing And Labour Market Impacts Of Mining Developments In Bowen Basin Communities

The focus of this ACARP-funded project has been to identify a number...

C22029Understanding And Managing Cumulative Impacts Of Coal Mining And Other Land Uses In Regions With Diversified Economies

The coal industry operates in the context of competing land-uses that sh...

C23016Approval And Planning Assessment Of Black Coal Mines In NSW And Qld: A Review Of Economic Assessment Techniques

This reports on issues surrounding economic assessment and analysis ...

Mining And The Community

NERDDC

National Energy Research,Development & Demonstration Council (NERDDC) reports - pre 1992.

Recently Completed Projects

1609-C1609Self Heating of Spoil Piles from Open Cut Coal Mines

Self Heating of Spoil Piles from Open Cut Coal Mines

1301-C1301Stress Control Methods for Optimised Development...

Stress Control Methods for Optimised Development and Extraction Operations

0033-C1356Commissioned Report: Australian Thermal Coals...

Commissioned Report: Australian Thermal Coals - An Industry Handbook

NERDDC