1. What is Torque Converter Slippage?

Torque converter slippage refers to the difference between input and output rotational speeds in a torque converter. It represents the percentage of speed loss that occurs during power transmission in automatic transmissions.

2. How Does the Calculator Work?

The calculator uses the slippage formula:

Where:

• \( n_{input} \) — Input rotational speed (rpm)
• \( n_{output} \) — Output rotational speed (rpm)
• \( Slip \) — Slippage percentage (%)

Explanation: The formula calculates the percentage difference between input and output speeds, indicating how much speed is lost in the torque converter.

3. Importance of Slippage Calculation

Details: Monitoring torque converter slippage is crucial for diagnosing transmission problems, assessing efficiency, and maintaining optimal vehicle performance. Excessive slippage can indicate wear or malfunction.

4. Using the Calculator

Tips: Enter input and output speeds in rpm. Input speed must be greater than zero, and output speed should be less than or equal to input speed for valid results.

5. Frequently Asked Questions (FAQ)

Q1: What is normal torque converter slippage?
A: Normal slippage typically ranges from 2-8% under normal operating conditions, but can vary depending on vehicle make and model.

Q2: What causes excessive torque converter slippage?
A: Excessive slippage can be caused by worn clutch plates, low transmission fluid, contaminated fluid, or internal torque converter damage.

Q3: How is slippage measured in practice?
A: Slippage is measured using tachometers to read input (engine) and output (transmission) RPMs simultaneously during operation.

Q4: Can slippage be completely eliminated?
A: Some slippage is inherent in torque converter design for smooth operation. Lock-up torque converters minimize but don't completely eliminate slippage.

Q5: How does slippage affect fuel economy?
A: Higher slippage reduces transmission efficiency, leading to increased fuel consumption and reduced overall vehicle performance.