sending an alert to {HEAD ~ said consumer} according to {TAIL ~ said energy} generated by each said renewable power system for said threshold time period 
according to
sending an alert to { HEAD ~ said consumer } according to { TAIL ~ said energy } generated by each said renewable power system for said threshold time period
OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH