MI*Net

Problem index

The solution to your problem may come from a completely different application. This index lists the industrial problems that have been tackled at Mathematics-in-Industry Study Group workshops since 1984, sorted by problem type.

The highlighted project titles are linked to full case studies.


Search tip: Use your browser's Find... function to find keywords in this index.


Acoustics

Analysis of train wheel rail noise
Atmospheric sound propagation

Coatings

The application of pesticides to grape bunches
Drying and curing of stains and lacquers used in furniture finishing
Dip coating process for hot metal castings
Modelling of the dip-coating process

Cooking

Process optimisation of rice gelatinisation for beer production
Modelling the cooking process of a single cereal grain

Crystallisation

Chocolate biscuit solidification

Data analysis & compression

Inferring eye movements on the basis of head and visual target position
Medical data compression
Compression of high quality audio signals

Diffusion

Copper ore heap leaching

Economics

AC versus DC locomotives
Forecasting issues in the electricity market and the development of an optimal contract strategy
Long term foreign currency exchange rate predictions

Fluid flow

The application of pesticides to grape bunches
Optimisation of cavity formation and entrainment in submerged water jets
Optimisation of an ultrasonic nebuliser
Movement of saline water in an aquifer system
Modelling an inverted belt filter
Droplet formation inside a Venturi liquid mixer
Wet gum labelling of wine bottles
Efficient homogenisation of photographic dispersions
Moisture movement in bulk stockpiles
Modelling barriers for coal dust suppression
Slurry behaviour in separation devices
Modelling the backwash process in microfiltration
Flows in gas pipelines
Warping of moulded plastics
Two phase flow through a plastic mould
Some mathematical aspects of hollow fibre ultrafiltration

Heat flow

Cooling of jarred cheese spreads
Efficient design of tall tapered feeders
Microwave heating of a flowing slurry
Slag ladle insulation
Reduction behaviour in Fastmet pellets
Stratification in steelmaking ladles
Rolling mill performance
Modelling linered engine blocks
Heat transfer in a continuous bloomcaster
Warping of moulded plastics
Two phase flow through a plastic mould
The premature wearing of a BOS lance
Edge profile in hot rolling
Pre-heating in aluminium alloy blocks

Machine design

A washing machine balance problem
Product stabilisation for visual inspection systems in the Queensland coal industry
Optimisation of an ultrasonic nebuliser
Improving the design and operation of a Tweedy dough mixer
Analysis of ultrasonic sensing systems
Diamond drilling for core sampling
Design and loading of dragline buckets
Production life of tube swimmers
Resonant whirling of two-piece propshafts in rear wheel-drive cars
Stresses induced by non-circularity in nominally circular sections under internal pressure
Principal moments of inertia of a vehicle engine assembly

Materials & structures

Corrosion and wear in moulding boxes
Testing of the fracture of spectacle lenses
A comparison of bearing life in new and refurbished railway axle boxes
Production cost improvements for polystyrene products
Optimisation of cavity formation and entrainment in submerged water jets
Flow and hardness of moulding sand resulting from air pressure impact
Modelling an inverted belt filter
Improving the design and operation of a Tweedy dough mixer
Mechanical characteristics of carbon fibre yacht masts
Modelling dispersion effects in paper - effective thickness estimates
A simple model for the cold rolling of metal foil
Rolling mill performance
Thin-walled beam optimisation
Piping in newsprint rolls
Effect of deposition of combustible matter onto electric power cables
Buckling of rolled strip
Warping of moulded plastics
Edge profile in hot rolling
Explosively induced stress wave from a finite cylindrical source

Mechanics

A comparison of bearing life in new and refurbished railway axle boxes
Modelling the effects of coupler slack in long coal and ore trains

Ore body location

Using fractals and power laws to predict the location of mineral deposits

Population dynamics

Maximising yield from Queensland's scallop resource
Modelling of selection and mating decisions in tree breeding programs

Process control

Modelling and optimisation of low solids waste treatment processes
Production cost improvements for polystyrene products
Optimisation of an ultrasonic nebuliser
Flow and hardness of moulding sand resulting from air pressure impact
Wet gum labelling of wine bottles
Blending methodologies in talc operations
PVC autoclave model
Modelling and optimal control of plate evaporators
Oil blending: mixing and contamination
Slurry behaviour in separation devices
Atomisation of molten zinc
Use of detergent in wool scouring
Air handling system optimisation
Droplet cooling of galvanised iron
Piping in newsprint rolls
Buckling of rolled strip
Bubble formation and movement in aluminium reduction cells

Product design

Modelling optical fibre cable
Mechanical characteristics of carbon fibre yacht masts

Resource allocation & scheduling

Scheduling tirage champagne production
Optimising quarry product production and delivery
Efficient loading of intermodal container trains
Warehouse order processing and dispatching
Optimisation of work flow
Store capacity optimisation
Scheduling in the manufacture of evaporative air conditioners
Managing waiting list and theatre scheduling for surgical procedures
Gas field scheduling
Optimised dragline planning model
Optimal surface cutting
Airline crew scheduling
Use of available storage to improve scheduling in an automobile assembly plant
Modelling and analysis of wheel replacement and restoration
Model construction for decision support systems for beef stations
Management of interstate rail rollingstock
Flows in gas pipelines
Optimal train schedule/train length
Strategic planning and optimisation in an open cut coal mine

Vibration

Analysis of train wheel rail noise
Modelling and simulation of a vibroformer for carbon anodes used in aluminium production
Jitter in electromechanical devices