US 11,873,998 B2
Central plant with secondary strong prevention
Jared Fread, Milwaukee, WI (US); Ryan C. Beaty, Milwaukee, WI (US); Shawn A. Schlagenhaft, Fon du Lac, WI (US); and Graeme Willmott, West Milwaukee, WI (US)
Assigned to JOHNSON CONTROLS TYCO IP HOLDINGS LLP, Milwaukee, WI (US)
Filed by Johnson Controls Tyco IP Holdings LLP, Milwaukee, WI (US)
Filed on Jan. 28, 2019, as Appl. No. 16/260,030.
Prior Publication US 2020/0241577 A1, Jul. 30, 2020
Int. Cl. F24D 19/10 (2006.01); G05D 7/06 (2006.01); G05D 23/19 (2006.01); F25B 29/00 (2006.01); F24H 9/14 (2006.01); F24H 1/22 (2022.01)
CPC F24D 19/1048 (2013.01) [F24D 19/1006 (2013.01); F24H 1/225 (2013.01); F24H 9/14 (2013.01); F25B 29/00 (2013.01); G05D 7/0623 (2013.01); G05D 23/1923 (2013.01)] 20 Claims
OG exemplary drawing
 
7. A method for controlling building equipment comprising a chiller, the method comprising:
operating the chiller to output supply water at a supply water temperature;
obtaining a measurement of the supply water temperature;
calculating an additional load factor based on the measurement of the supply water temperature and a supply water temperature setpoint;
obtaining an actual load for the chiller;
calculating an effective load based on the additional load factor and the actual load;
generating load allocations for the building equipment based on the effective load; and
controlling the building equipment in accordance with the load allocations.