G3 PLC an advanced technology for route B in Japan

2015 July 27

Texas Instruments Japan

Masamitsu Sakai

1

Why G3 PLC is selected in Japan?

• G3-PLC is proven technology by Japanese utilities for Japan smart meter use case.

• G3-PLC is global standardized technology (ITU-T G.9903), multi vender and certification was ready.

• G3-PLC support IPv6 and Echonet-lite (smart meter route B and HAN profile) implementation as JJ-300.11.

• G3 PLC alliance special support for Japan.

2

Japanese Electric Smart meter overview

3

Source:http://www.fepc.or.jp/english/library/electricity_eview_japan/__icsFiles/afieldfile/2014/07/11/2014ERJ_full.pdf

Japan total Smart meter number

What is route B?

4

Source: https://www.ituaj.jp/wp-content/uploads/2015/04/nb27-2_web-03-Certi.pdf

Typical Japanese residential House network

5

Source(Japanese): http://www.tepco.co.jp/service/custom/koujiten/keiyaku/images/c03-j.pdf

1 Phase 3 wire: 100V/200V network

Electricity Meter

Breaker panel

Branch Box Breaker

HPWH 200V Refrigerator 100v

Light 100v

Room Air Conditioner 100v

Celling Dryer 200v

IH Cooking Heater 200v

Room Air Conditioner 200v

Washing

Machine 100v

Dish Washer 100V

Breaker

Breaker

Breaker

G3-PLC Test with Japanese Utilities #1

6

-2 0 2 4 6 8 10 12-10

-5

0

5

10

15

Time (ms)

Vo

ltag

e (

V)

Noise voltages with various loads

IHT only

IHT + Microwave

No load

0 0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8 0.9 1-200

-180

-160

-140

-120

-100

-80

-60

-40

-20

Frequency (MHz)P

ow

er/

freq

uen

cy (

dB

/Hz)

Spectrum of noise for variuos loads

IHT only

IHT + Microwave

No load

Test room

Test Site Information （Japanese): http://www.saikoh-e.co.jp/download/sec_info2015.pdf

Load condition:

A1:NotePC, A3:fluorescent lamp, A4:Printer,

A42:fluorescent lamp, B3:LED lamp, B41:Kotatsu,

B42:LED lamp, B43:electric heater, C1:TV, C1:Digital tuner,

C3:fluorescent lamp, D2: rise cooker, D4:LED lamp,

D41:IH heater, D42:LED lamp, D42:refrigerator,

D43:microwave

Tx

200v

0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5

x 105

-160

-140

-120

-100

-80

-60

-40

-20

Frequency

Mag

nitude

(dB

/H

z)

from E-Meter to D41, Chirp & Noise(Rx Gain 3dB)

RX

0 0.5 1 1.5 2 2.5 3

x 104

-1

-0.8

-0.6

-0.4

-0.2

0

0.2

0.4

0.6

0.8

Time (us)

Cap

ture

d V

alue

from E-Meter to D41, Chirp & Noise(Rx Gain 3dB)

RX

0 0.5 1 1.5 2 2.5 3

x 104

-1.5

-1

-0.5

0

0.5

1

1.5

Time (us)

Cap

ture

d V

alue

Direct connection, Chirp(Rx Gain 0dB)

RX

0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5

x 105

-130

-120

-110

-100

-90

-80

-70

-60

-50

-40

-30

Frequency

Mag

nitu

de (

dB/H

z)

Direct connection, Chirp(Rx Gain 0dB)

RX

Transmitted signal

0 0.5 1 1.5 2 2.5 3 3.5 4 4.5 5

x 105

-140

-120

-100

-80

-60

-40

-20

Frequency

Mag

nitu

de (

dB/H

z)

from D43 to E-Meter, Chirp & Noise(Rx Gain 3dB)

RX

0 0.5 1 1.5 2 2.5 3

x 104

-1.5

-1

-0.5

0

0.5

1

1.5

Time (us)

Cap

ture

d V

alue

from D43 to E-Meter, Chirp & Noise(Rx Gain 3dB)

RX

Received at D43

Received at D41

G3-PLC Test with Japanese Utilities #2

Test Site Information （Japanese): http://www.saikoh-e.co.jp/download/sec_info2015.pdf

G.9903 and Annex F

8

Annex F: Regional Requirement for Japan

This annex describes the domestic practices, standard and the way to apply the

ITU-T G.9903 system under these conditions in Japan.

The additional specifications described in this annex are defied for the purpose of

complying with [ARIB STD T-84], which is based on Japanese Radio Regulation

Laws.

Source: http://www.itu.int/ITU-T/recommendations/rec.aspx?rec=11897&lang=en

Overview of JJ-300.11

9

Protocol Stack Protocol / Standard

Session -- Application ECHONET Lite

Transport layer protocol a1. UDP a2. TCP

(out of scope) b. ECHONET Lite Frame on layer2 (out of scope)

Network layer protocol IPv6 / 6LoWPAN

Data link layer protocol ITU-T G.9903

Physical layer protocol ITU-T G.9903

Medium Power line

This Standard JJ-300.11 is based on Recommendation G.9903 (G3-PLC) standardized by International Telecommunication Union’s Telecommunication Standardization Sector (ITU-T).

For G3-PLC used in Japan, specifications of the PHY and the MAC layers, conform to G.9903 (May 2013) Annex F. The band plan is specified in this standard.

For the purpose of use in Japan, some of the functions included in the revised ITU-T G.9903 (consented in December 2013), are defined as the additional items in this document.

2015年2月13日

Source: http://www.ttc.or.jp/jp/document_list/pdf/e/STD/JJ-300.11(E)v2.pdf

Overview of protocol stacks for ECHONET Lite lower communication layer

10

Source(Japanese): http://www.meti.go.jp/committee/kenkyukai/shoujo/smart_house/pdf/006_s03_00.pdf Source(Japanese): http://www.meti.go.jp/committee/summary/0004668/015_haifu.html

2015年2月13日

JJ-300.11 (G3 ARIB) and JJ-300.10 (WiSUN) are selected as

Japan smart meter route B.

11

Test Labo selected by G3-PLC Alliance

KAIT HEMS Certification enter

http://www.g3-plc.com/content/g3-plc-alliance-announces-

worldwide-opening-g3-plc-certification-program

http://sh-center.org/hemsinfo/1960/

出所：平成25年6月25日 G3-PLC Tokyoセミナーより

Details can be found on www.G3-PLC.com www.lanpark.eu

www.tuv.com

Yokohama, Japan Tauxigny, France

Certification process is effective since September 2014 2 Labs (Lan and TUV) have been retained by the G3 PLC Alliance

13

JJ.300.11/TR-1052/HATS L3-L4 test documents are now

integrated in the G3-PLC Alliance ARIB test spec

www.g3-plc.com/content/g3-plc-specifications

L4

L3

L2

L1

UDP

IPv6

MAC/6Lowpan

Phy

14

http://www.g3-plc.com/content/g3-plc-alliance-announces-first-certified-platforms

2015年2月13日

G3-PLC Alliance Certification Press Release

G3-PLC Alliance Certified Platform

15 2015年2月13日

Source: http://www.g3-plc.com/content/g3-plc-certified-products

Thank you!

2015年2月13日