Account 100000001 100000001 100000002 100000002 100000003 100000003 100000004 100000004 100000005 100000005 100000006 100000006 100000007 100000007 100000008 100000008 100000009 100000009 100000010 100000010 Time KWH VOLTS KWH VOLTS KWH VOLTS KWH VOLTS KWH VOLTS KWH VOLTS KWH VOLTS KWH VOLTS KWH VOLTS KWH VOLTS Figure 2. Exemplary SM data from utilities. 201704010100 201704010100 201704010100 201704010100 201704010100 201704010100 201704010100 201704010100 201704010100 201704010100 201704010100 201704010100 201704010100 201704010100 201704010100 201704010100 201704010100 201704010100 201704010100 201704010100 KWH or V 0.392 239 0.245 241 1.479 240 1.009 241 0.798 239 0.109 241 1.199 241 0.422 239 2.288 243 0.223 242 Time 201704010200 201704010200 201704010200 201704010200 201704010200 201704010200 201704010200 201704010200 201704010200 201704010200 201704010200 201704010200 201704010200 201704010200 201704010200 201704010200 201704010200 201704010200 201704010200 201704010200 KWH or V 0.257 239 0.204 240 0.417 239 0.555 237 0.809 238 0.188 240 1.512 240 0.419 239 2.278 242 0.257 241 Time 201704010300 201704010300 201704010300 201704010300 201704010300 201704010300 201704010300 201704010300 201704010300 201704010300 201704010300 201704010300 201704010300 201704010300 201704010300 201704010300 201704010300 201704010300 201704010300 201704010300 Power Generation and Transmission Concentrator Customer and SM Customer and SM Utilities Distribution Transformer Customer and SM MDMS HES Concentrator Concentrator Concentrator Concentrator Figure 3. SM data collection and communication. HES: head-end system. 94 IEEE Electrification Magazine / SEPTEMBER 2021