Functions for pump characteristics
| Name | Description | 
|---|---|
| 
 | 
Base class for pump flow characteristics | 
| 
 | 
Base class for pump power consumption characteristics | 
| 
 | 
Base class for efficiency characteristics | 
| 
 | 
Linear flow characteristic | 
| 
 | 
Quadratic flow characteristic, including linear extrapolation | 
| 
 | 
Polynomial flow characteristic, including linear extrapolation | 
| 
 | 
Constant efficiency characteristic | 
| 
 | 
Linear power consumption characteristic | 
| 
 | 
Quadratic power consumption characteristic |