1. Control of variable-speed pumps on hot-and chilled-water systems;Rishel;ASHRAE Transactions,1991
2. Water pumps and pumping systems;Rishel,2002
3. Control of variable speed pumps for HVAC water systems;Rishel;ASHRAE Transactions,2003
4. Pump pressure differential setpoint reset based on chilled water valve position;Moore;ASHRAE Transactions,2003
5. DDC applications in variable-water-volume systems;Ahmed;ASHRAE Transactions,1991