CHE200 - Chemical Eng Fundamentals
Chapter 2
Units and dimensions
Systems of units
Conversion of units
Dimensional homogeneity
Estimation of measured values:
● Sample mean
● Range
● Sample variance
● Sample standard deviation
Process data presentation and analysis
● Two point linear interpolation and extrapolation
● Fitting linear data
● Fitting nonlinear data
● Exponential function
● Power law function
Force
Measured quantities in engineering
- Numerical value
- Unit
= 5 m/s; 12 kg
System of Units:
- SI System (International System of Units)
- AE System (American Engineering System)
- CGS System (is almost identical to SI system)
Operations with units:
1- Treat units like algebraic symbols.
Chapter 2
Units and dimensions
Systems of units
Conversion of units
Dimensional homogeneity
Estimation of measured values:
● Sample mean
● Range
● Sample variance
● Sample standard deviation
Process data presentation and analysis
● Two point linear interpolation and extrapolation
● Fitting linear data
● Fitting nonlinear data
● Exponential function
● Power law function
Force
Measured quantities in engineering
- Numerical value
- Unit
= 5 m/s; 12 kg
System of Units:
- SI System (International System of Units)
- AE System (American Engineering System)
- CGS System (is almost identical to SI system)
Operations with units:
1- Treat units like algebraic symbols.
