Kang, Se-il / Park, Byung-seok Smart Appliances Interface with Demand Response

Ⅰ. Background ▣ Continuous growth of the Energy economy / sustainability ▣ Expanding in Smart Grid: Power Grid ⇒ Residence ▣ Importance & Biz of DSM ○Improvement of Policies ○Economics and Efficiency −NegaWatt > MegaWatt 2 *DSM: Demand Side Management

Ⅱ. Focus on / Working with ▣ DR Service for Residence w/o EMS/EMA through internet ○Target 12 Smart Appliances, BM for commercialization ▣ Requirements ○Service Provider (SP), Smart Appliances (SA) ○Information exchange, Communication ▣ 15 Orgs are participating ○Korea Electric Power Corporation, LG Uplus ○Samsung Electronics, LG Electronics, Dongbu Daewoo ○Gachon University, KSGA, ETRI, Korea Testing Laboratory 3

Ⅳ. Progress in Korea ▣ Final Draft Korean National Standards ▣ Developed Prototype Appliance : LG & Samsung 4

Ⅲ. Contents of final draft KS 1.Scope 2.Normative references 3.Terms and Definitions 4.Requirements 5.Communication Protocols 6.Annex (Use cases) 5

Ⅴ. Scope (1) 6 Internet Alternate Path PLC DCU PLC Jeju Island Test-bad Project (AMI + Smart Appliance + EMS) o Period: 2009~2013 o Site: 1500 household in Jeju Island o Attended Org: More than 60 companies (KEPCO, SKT, KT, LG, Samsung) o Main Concept - Build AMI and Smart Appliances - Test DR and RTP/TOU with TOC * Smart Appliance: SEP1.1(Non Certification) o Lesson & learn - High cost, Difficult maintenance for DR with EMS in Residential site HEMS

Ⅴ. Scope (2) 7 ▣ Defines the Architecture and communication Model Cloud EMS Demand management service provider Demand response management system Use information system Common server Internet Smart Appliance WiFi Broadband Router 1 Standard Recommendation SASA Interface SP Utility /Market Common Server Cloud SA EMS Interface SP Utility /Market 3 2 1

Ⅵ. Use cases (1) 8 CategoryDescription Registration To register and authorize a Smart Appliance to enable use of the service Change To change the Service Provider from which to receive services Service Authorization To authorize access to the power use information system for services from the Service Provider DR Service Selection To select a service to receive from the Service Provider server Service Implementation To receive a service from the Service Provider server ▣ Defines 10 use cases

Ⅵ. Use cases (2) ▣ Registration procedure for SA(No Common Server/EMS) 9

Ⅵ. Use cases (3) ▣ DR service implementation procedure(No Common Server/EMS) 10

Ⅶ. Requirements (1) ▣ Smart Appliances ○Unique Identifier, Type, Information of customer site ○Transfer between SPs, Authentication of SP connection ○Time Synchronization ○Electric energy consumption(certain period) −Accumulated power consumption, peak power consumption, average power consumption ○Characteristics, Reducible electric energy ○DR function 11

Ⅶ. Requirements (2) ▣ Registration of Smart Appliances 12

Ⅶ. Requirements (3) ▣ Authentication of SP Connection ▣ Provision of SA Status Information 13

Ⅶ. Requirements (4) ▣ Service Provider ○Distinguish and registration of SA ○Power consumption of household(SA is installed) ○DR signals and information about the DR result ○Power consumption of the previous day/month ○Possess or deliver the rate information of customers −TOU, RTP, CPP, Incentive information ○Multiple DR program ○Messaging(Service guidance, Marketing, Power saving/supply, etc) 14

Ⅶ. Requirements (5) ▣ Provision of DR Program 15

Ⅶ. Requirements (6) 16 ▣ Provision of DR Program

Ⅷ. Communication Protocol (1) ▣ Based on IEEE STD : SEP 2.0 Application Protocol Standard ○Application layer: Section 6 Design Patter ○Lower layers(Including transport layer): Section 7 Application Support ○Security: Section 8 Security ○Service Discovery: Section 9 Discovery 17 /others

Ⅷ. Communication Protocol (2) ▣ Why SEP 2.0 Low hanging fruit (NIST) Interoperability with others 18

Ⅷ. Communication Protocol (3) 19 IEEE SA with DR Section 6 Design Pattern Section 7 Application Support Section 8 Security Section 9 Discovery Section 10 Support Resources Section 11 Common Resources Section 12 Smart Energy Resources Section 13 Manufact urer Section 14 Web Application Description Language Section 15 SEP 2 Model Section 16 Examples and Guidelines Service Discovery Registration of SA Added to the attribute of EndDevice:,, Subscription to Power DR Service and Event Notification Checking Customer`s Electricity Consumption Checking Electricity Pricing System

Ⅷ. Communication Protocol (4) 20 IEEE SA with DR Section 6 Design Pattern Section 7 Application Support Section 8 Security Section 9 Discovery Section 10 Support Resources Section 11 Common Resources Section 12 Smart Energy Resources Section 13 Manufact urer Section 14 Web Application Description Language Section 15 SEP 2 Model Section 16 Examples and Guidelines DR and SA Status Report Added to the deviceCategory attribute: (Refrigerator, Television, Air Conditioner, Rice Cooker, Washer, Water Dispenser, Air Cleaner Dishwasher, Vacuum Cleaner, Electric Heat Pump, Lights, Dryer) SA Power Consumption Report Messaging Service Time Synchronization 11.1

Ⅸ. Conclusion ▣ Strong Point ○Low hanging fruit for Market and companies ○Expanding market and service ○Global vendors(Samsung and LG) already made products ▣ Contribution Point ○Detailed Requirements of SA and SP for DR ○Technology utilization method: IEEE (SEP 2.0) 21

Korea Smart Grid Association Standards Development Team Manager Kang, Se-il )