IMPROVE MACHINE EFFICIENCY. John Nowatzki Machinery Specialist Vern Hofman Professor Emeritus Ag & Biosystems Engineering 2006 . Increase Machine Efficiency. Fuel Use in Equipment Tracks, Radials and Bias Tires Strip Till Precision Farming Remote Sensing Guidance Systems. - PowerPoint PPT Presentation
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Ag & Biosystems EngineeringAg & Biosystems Engineering2006 2006
Increase Machine EfficiencyIncrease Machine Efficiency Fuel Use in EquipmentFuel Use in Equipment Tracks, Radials and Bias TiresTracks, Radials and Bias Tires Strip TillStrip Till Precision FarmingPrecision Farming Remote SensingRemote Sensing Guidance SystemsGuidance Systems
Seeding and Harvesting Seeding and Harvesting Operations*Operations*: : Gallons Diesel Fuel /AcreGallons Diesel Fuel /Acre
Managing Fuel Costs:Managing Fuel Costs: Limit Usage – Easier Said than DoneLimit Usage – Easier Said than Done Major Fuel Usage in ND is in the Fall. Major Fuel Usage in ND is in the Fall.
Harvesting and Tillage.Harvesting and Tillage. Buy Large Storage Tanks and fill Buy Large Storage Tanks and fill
when prices are lowest – This costs a when prices are lowest – This costs a lot of Moneylot of Money
Managing Fuel Costs:Managing Fuel Costs: Use Futures and Options to lock in Use Futures and Options to lock in
Price. Can be Risky. A Future Price. Can be Risky. A Future contract is 42,000 gallons. Farmers contract is 42,000 gallons. Farmers may need to work together.may need to work together.
Lowest Fuel Price is usually in Dec. or Lowest Fuel Price is usually in Dec. or early January.early January.
Use Waste Oil to Heat ShopUse Waste Oil to Heat Shop Trade Up to New Technology? Can Trade Up to New Technology? Can
You afford It?You afford It?
Is Deep Tillage Necessary?This Requires a Large Tractor and Diesel Fuel.
Bias and Radial Tires
Tires or Tracks?
Power Delivery Efficiency for Bias and Radial Duals
Alberta Farm Mach. Res. Center
Power Delivery Efficiency for a 27000 lb. Tire Tractor
Alberta Farm Mach. Res. Center
Power Delivery Efficiency at Noted Tractor Weights
36000 lbs.32000 lbs.
Alberta Farm Mach. Res. Center
Radial and Bias TiresRadial and Bias Tires A properly Ballasted Radial will A properly Ballasted Radial will
usually be 6% to 10% more Efficient usually be 6% to 10% more Efficient Than a Bias Tire.Than a Bias Tire.
Radials can Operate at Tire Pressures Radials can Operate at Tire Pressures Down to 6 psi. Do not Operate Bias Down to 6 psi. Do not Operate Bias Tires Below 14 psi.Tires Below 14 psi.
Do Not Exceed the Load Carrying Do Not Exceed the Load Carrying Capacity of a Tire at the Selected Tire Capacity of a Tire at the Selected Tire Pressure. Follow the Tire Company Pressure. Follow the Tire Company Load Charts.Load Charts.
Radial and Bias ContinuedRadial and Bias Continued
Increase Tire Pressure if Mounted Increase Tire Pressure if Mounted Equipment is Carried on the Tractor.Equipment is Carried on the Tractor.
Soil Compaction will Decrease at Soil Compaction will Decrease at Lower Tire Pressures.Lower Tire Pressures.
Tires Should Slip Between 8 and Tires Should Slip Between 8 and 15%. Four wheel drive tractors will 15%. Four wheel drive tractors will usually be at the low end of the usually be at the low end of the slippage range.slippage range.
Tracked TractorsTracked Tractors Slippage is Usually near 2%.Slippage is Usually near 2%. Power Delivery Efficiency is Equal Power Delivery Efficiency is Equal
to Tired Tractors.to Tired Tractors. Turning may be more Difficult for Turning may be more Difficult for
Tracked Tractors.Tracked Tractors. Tracks Produce a Narrower Print in Tracks Produce a Narrower Print in
the Soil.the Soil. Soil Compaction is about equal for Soil Compaction is about equal for
low pressure Radials and Tracks.low pressure Radials and Tracks.
Soil Compaction of 4 WD and Tracked Soil Compaction of 4 WD and Tracked Tractor Under Various Loads Tractor Under Various Loads Ohio StateOhio State
Tired tractor had the highest and Tired tractor had the highest and the lowest soil compaction. An 8870 the lowest soil compaction. An 8870 JD - 350 hp. Tire pressures were 24 JD - 350 hp. Tire pressures were 24 psi and 7 psi.psi and 7 psi.
Two Cat Challenger tractors, a 65- Two Cat Challenger tractors, a 65- 270 hp and a 75- 308 hp caused 270 hp and a 75- 308 hp caused soil compaction loads between the soil compaction loads between the two tired tractor tests.two tired tractor tests.
Operating radial tires below 10 psi Operating radial tires below 10 psi can reduce pressure on the soil.can reduce pressure on the soil.
Iowa State University StudiesIowa State University Studies
Corn yields have shown significant Corn yields have shown significant increases when tillage passes were increases when tillage passes were done with a tracked tractor.done with a tracked tractor.
The soil pressure under the tracks The soil pressure under the tracks were about 3 and 6 psi.were about 3 and 6 psi.
Soil pressures under the tired tractor Soil pressures under the tired tractor were near 16 psi.were near 16 psi.