1. Energy Metering Advanced Technologies & Futuristic View Presented By G.Vinaya Kumar, BE(Hons), MIE Director (Operation), CPDCL Retd.

2. Utility’s Requirements Commercial OperationsCommercial Operations Financial EvaluationsFinancial Evaluations Energy AuditEnergy Audit Distribution Business (Franchisees, etc.)Distribution Business (Franchisees, etc.) Grid Control, Load DespatchGrid Control, Load Despatch Load SurveyLoad Survey Power Purchase, ABTPower Purchase, ABT SCADASCADA Statistical Analysis, Quality Evaluation, etc.Statistical Analysis, Quality Evaluation, etc.

3. Existing Scenario Traditionally, Utilities Have… Variety of Makes, Models, Types &VersionsVariety of Makes, Models, Types &Versions No Uniform Standard either in Features, Protocols, Communication MethodsNo Uniform Standard either in Features, Protocols, Communication Methods Incompatible Softwares, PlatformsIncompatible Softwares, Platforms No Uniform StandardsNo Uniform Standards No Single Common Meter Reading Instrument Compatible for the existing Meter BaseNo Single Common Meter Reading Instrument Compatible for the existing Meter Base

4. Communications PSTN, GSM, GPRS, EDGE, CDMA, RF, PLCC, ZigBee, Wi-Fi, WIMAXPSTN, GSM, GPRS, EDGE, CDMA, RF, PLCC, ZigBee, Wi-Fi, WIMAX Modems with interoperable Protocols Modems with interoperable Protocols Operating Systems: DOS, Win98, Win XP, Vista, Linux, etc.Operating Systems: DOS, Win98, Win XP, Vista, Linux, etc. Database: SQL Server, Oracle, Access, etc.Database: SQL Server, Oracle, Access, etc.

5. Vision For Future Smart & Intelligent Energy Meter with.. Capability to Read KWh, KVAh & PF as Billing ParametersCapability to Read KWh, KVAh & PF as Billing Parameters In-built Communication of its ownIn-built Communication of its own Load Survey Data Storage For 45 DaysLoad Survey Data Storage For 45 Days Selective Download Facility from Stored DataSelective Download Facility from Stored Data Wireless Communication preferable between Consumers’ GadgetsWireless Communication preferable between Consumers’ Gadgets PLCC Communication over the LT LinesPLCC Communication over the LT Lines

6. Wish List 2-Way Communication Facility2-Way Communication Facility –To Display Bill Amount, Due Date, etc. Voice ProvisionVoice Provision –To Announce Bill Amount, Due Date, etc. Inter-Operable Communication Capability with other Devices in a House or VicinityInter-Operable Communication Capability with other Devices in a House or Vicinity

7. Accuracy of Meter Undue Importance is being given by Many to Meter Accuracy; But…Undue Importance is being given by Many to Meter Accuracy; But… –High Capacity Meters for Low Loads –Low Power Factor –Higher CT Ratios Adopted –Higher CT, PT Accuracies, etc. should make anybody to think twice before insisting Higher Accuracy better than 0.5 Class

8. Any Questions? ThanQ