Cost Difference Formula:
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Definition: This calculator compares the operating costs between diesel and electric power sources by calculating the cost difference.
Purpose: It helps users determine which power source is more cost-effective for their specific needs and usage patterns.
The calculator uses the formula:
Where:
Interpretation: A positive result means diesel is more expensive, while a negative result means electric is more expensive.
Details: Comparing energy costs helps in making informed decisions about equipment purchases, fleet management, and operational budgeting.
Tips: Enter the total diesel cost and electric cost for the same operational period or usage scenario. Both values must be ≥ 0.
Q1: What costs should I include?
A: Include all operational costs - fuel/electricity, maintenance, and any other direct costs associated with each power source.
Q2: Should I consider long-term costs?
A: For comprehensive analysis, consider both short-term operational costs and long-term capital costs (equipment purchase, lifespan, etc.).
Q3: How do I account for efficiency differences?
A: Calculate costs based on actual energy consumption (e.g., kWh for electric, gallons for diesel) for equivalent work output.
Q4: What about environmental costs?
A: This calculator focuses on direct financial costs. Environmental impacts would require separate analysis.
Q5: How often should I recalculate?
A: Recalculate when fuel/electricity prices change significantly or when usage patterns change.