Huawei Smart PV Solution - web.frankensolar.caweb.frankensolar.ca/sites/default/files/data/supplier/Huawei Smart...HUAWEI TECHNOLOGIES CO., LTD. Page 4 Huawei’s Growth Comes From

Huawei Smart PV Solution

HUAWEI TECHNOLOGIES CO., LTD. Page 3

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10

15

25

89 90 91 93 94 95 96 97 98 99 00 01 02 03 04 05 06 07 08 09

20

10 92 88 87 11 12

1987-1992

Starting-up

1992-2000

Chinese Market

USD in billions

2000-present

International Market

1992-1997

Chinese Market

1997-2000

Chinese Market

2000-2004

Global Emerging

Market

2004-present

Global Developed

Market

30

60

Year

15

Huawei Development History

50

40

13 14


Huawei’s Growth Comes From Centering on Customer and Creating sustainable Value for Customers

Revenue Prediction of 2015 Effective Growth of Three BG’s Business

27.6 32.4

35.4 39.5

46.5

60

0%

5%

10%

15%

20%

25%

30%

35%

0

10

20

30

40

50

60

70

2010 2011 2012 2013 2014 2015

Sales Revenue

Huawei Business Sustainability and Scaling

Billion USD

Carrier Business

Enterprise Business

Consumer Business

15% 27%

>57%, 20 B$

2014 2015


Sustainable Innovation Investment

Constructing Technical advantages Through Sustainable Investment to Future Technology

In 2015, R&D investment about 8 B$ About 13% of revenue

Rank Company Patents

1 (3) Huawei (China) 3443

2 (4) Qualcomm (US) 2409

3 (2) ZTE (China) 2109

4 (1) Panasonic (Japan) 1682

5 (12) Mitsubishi (Japan) 1593

6 (5) Intel (US) 1539

7 (9) Ericsson (Sweden) 1512

8 (21) Microsoft (US) 1460

9 (11) Siemens (Germany) 1399

10 (10) Philips (Netherlands) 1391

International Patent Application

Ranking in 2014

0.63 0.78 1.13 1.43 1.87

2.38 2.95

3.95 4.83 5.07

6.54

8

2…

2…

2…

2…

2…

2…

2…

2…

2…

2…

2…

2…

Billion USD


Global R&D Platform

Xi’an Germany: Nuremberg

Inverter Structure and Design

Sweden: Stockholm Inverter Algorithm and Software

Beijing

Nanjing Wuhan

Chengdu Shanghai

Inverter Product

Center

Shenzhen: Head Quarter Inverter Manufacture and Test Center

Chengdu and Beijing FusionSolar R&D Center

Silicon Valley Chipset design

~170,000 Employees

16 R&D

centers

28 Joint

innovation

centers

170+ Countries

15 Regional

HQs

76,000 R&D

employees 45

Training

centers

9 Global R&D Centers of Network Energy

2000+ Engineers, 100+ PhDs., 800+ Inverter Engineers

550+ patents, 100+ Inverter patents, 90% Innovation patents


Plano

Seattle

Santa Clara Denver

San Diego

Overland Park

Chicago

Bridgewater

Philadelphia

Washington, DC Reston

High Point

Atlanta

Huawei’s USA HQ

11 Branch Offices 6 R&D Locations 1 Technical Assistance Center

Huawei USA Map


Network

Energy PTSN Wireless

30~24,000A Telecom Energy Modular and Container Data Center

(1~800kVA UPS / 20~150kW Air-Conditioning)

Simple, Full Digital & Global Automatic

Operation Smart PV Plant Solution

15~800W BMP/14~132W Pol

Power/150~3000W CP

PV Module Inverter

Power Cable

Communic

ation

Cloud

Grid

Core

Network

Telecom

Software

Enterprise

Network IT

Platform

R&D

Smart PV Plant Solution Telecom Energy Data Center Energy BMP/CP

Core Businesses


Huawei Smart PV Solution 10.5GW Shipment in 2015

North

America

EU

China Japan &

Korea

MENA & SA

& Pakistan

South

America

India

Southeast Asia

Oceania

No.1 in China

>8GW 2015

>50% Market Share

>800MW 2015

No.2 in UK

No.3 in Germany

No.2 in Japan

>500MW 2015

Grows Remarkably in 9 Region Markets

>8GW in China, Top1, >50% Marketing share

Get to Top3 in EU, Japan


Huawei Smart PV Solution Growth

56 185 820

4,000

10,500

16,000

-

2,000

4,000

6,000

8,000

10,000

12,000

14,000

16,000

18,000

2011 2012 2013 2014 2015 2016(E)

Smart PV Solution Growth MW


Single Site >100MW Projects Overview

Country Project Name Location Scale

（MW）

China

China Minsheng

Investment Corp., Ltd.

Yanci, Ningxia 1000

Tongxing, Ningxia 100

SFCE, Shunfeng Zhangbei, Hebei 500

Zhongli Talesun Solar

Luoshitang, Ningxia 100

Huzhou, Zhejiang 100

Gonghe, Qinghai 100

Hami, Xingjiang 100

Shun Da New Energy Jiangsu 108

State Power

Investment Corp.

Gonghe, Qinghai 108

Geermu, Qinghai 130

Shanlu Group Tokoto, Inner Mongolia 100

Green Giant Energy Alashan, Inner Mongolia 100

India Waaree 100

Philippines ET Solar (Philippines) 50

Dominica Soventix 66

1GW project in Yanci, Ningxia

130MW in Geermu, Qinghai

Agenda

1. Corporate Introduction

2. Smart PV Solution Introduction

3. Roadmap and 1500V String Inverter


How does Huawei model performance of inverters?

Engineering

Think O&M

In the whole

system

Long-term

Reliability

Long-term

Safety Design Grid-Friendly

Environment-

Friendly

Improve

system

reliability

Grid Transformer

DC

Combiner

DC

Distribution

Inverter Room and

base

Optimize the

PR of

PV System

Operate & Management Data Collection & Transmission

Huawei Smart PV Solution: 25 years PV plant as a product

How to

improve

O&M

How to

improve

yields

How to

improve

Reliability


FusionSolar Smart PV Solution Philosophy

Simple

Smart

PV Controller

AC

combiner box

Smart PV

Array Controller

Smart PV 4G

Wireless System

Transformer Grid PV string

Cloud Management Center

Cloud Storage

Big Data Mining

Site Monitoring

运维APP

Device

Data Collection

Cloud Cloud

Pipe Data Transmission

Cloud Data Processing

Fully Digitized

Smart O&M

Structure Values Smart PV Solution Diagram

PLC PLC


Smart PV Solution for Utility Projects

String Inverter Instead of Central Inverter PLC instead of RS485 for Utility

PLC

STA

Inverter

Inverter

Inverter

Inverter

AC 2-in-1

Switch box

Transformer

SmartLogger

PLC CCO

PLC

STA

PLC

STA

PLC

STA

AC 2-in-1

Switch box

SUN2000-30KTL-US

SUN2000-25KTL-US

6 inputs

Max. Eff. 98.6%

CEC. Eff. 98.0%

Natural Cooling

55kg

Third party

SCADA &

Monitoring


PLC (Power Line Communication)

No need of RS485 cable, conduit and related civil work

PLC RS485

Devices 80 80

Rate 115.2 kps 9.6 ~ 19.2 kps

Conduit No need Need

Reliability High Low

Cable O&M Free Complex

UL Certification


Highlights of Huawei Smart PV Solution

Customer Care value Huawei Smart PV Solution Highlights

CAPEX Inverter Related CAPEX Savings 2.15￠/WAC

OPEX 25 years Inverter Related OPEX Savings 3￠/WAC, I-V Curve Online Test

Reliability 25 Years Reliability Design, Maintenance Free

Commissioning Automatic Configuration, Easy for Commissioning

Management String Level Monitoring at 0.5% Accuracy, Prioritize Alarms

Grid Friendly Better THDi and Grid Adaptability

Power Yields 2-3% Increase in Power Yields


Inverter Related CAPEX Reducing 2.15￠/WAC Central Inverter

(AC 20MW, 1000V System)

String Inverter

(AC 20MW, 1000V System) Item ($/W) Item ($/W)

Central Inverter

Skid

(DDP) 0.115

String Inverter 0.10

Transformer

(Dual-winding secondary)

Transformer

(single-winding secondary) 0.0125

DC recombiner AC Switchgear(Panel) 0.0050

Auxiliary power Auxiliary power 0.0050

Steel base

BOS (DC combiner box with AFCI, monitoring,

foundation) 0.024

BOS (AC 2in1 box, auxiliary power,

monitoring, foundation) 0.0103

Wiring 0.0277 Wiring 0.0279

Labor 0.0257 Labor 0.0268

Skid Commissioning 0.0015 Inverter Commissioning 0.0010

Warranty extension from 5 to 10 yrs 0.013 10 years warranty included

Total 0.2099 Total 0.1884

String Inverter Reducing CAPEX 2.15￠/WAC

CAPEX OPEX Management Reliability Grid Friendly Commissioning Yields


Inverter Related OPEX Saving >40%, or 3￠/WAC

Items Actions Central inverter

20MW ($)

String inverter

20MW ($)

OPEX

Saving

Preventive

Maintenance

(1-20 year)

DC combiner boxes- IR images, tighten loose

connection, check fuses, clean enclosures 307,000 No need 0.015

Corrective

Maintenance

(11-20 year)

Repair

Fans and filters 14,100

271,600 -0.004 IGBT module 42,840

Electrolytic capacitors 132,900

Entire replacement 348,000 65,065 0.014

Total OPEX saving during lifetime ($/W) 0.03

Unique

function

I-V curve testing, Voc and Imp testing of all

DC strings 43,200 $ per time for 20MW



OPEX Comparison String Inverter Solution

Year Failure

rate/year

Materials

price

Materials

cost Shipping

Shipping

cost

Work

force

Work

time

Labor

price Labor Total

Repair 11-15 3% 500 52,500 150 15,750 2 4 40 33,600 101,850

336,665 16-20 5% 500 87,500 150 26,250 2 4 40 56,000 169,750

Replace 11-15 0.2% 3,000 16,800 150 1,050 2 4 40 2,240 20,090

16-20 0.5% 3,000 36,750 150 2,625 2 4 40 5,600 44,975

Total inverter related corrective maintenance cost from 11-20 years ($/W) 0.017

Central Inverter Solution

Year Failure rate

per year

materials

price

Materials

cost transport

transport

cost

work

force

work

time

Labor

price Labor Total

Fans and

others

11-15 5% 100 1,000 50 500 2 4 40 3,200 4,700

884,840

16-20 10% 100 2,000 50 1,000 2 4 40 6,400 9,400

IGBT Module 11-15 1% 8000 16,000 150 300 2 16 80 5,120 21,420

16-20 1% 8000 16,000 150 300 2 16 80 5,120 21,420

Al Cap 11-15 5% 3000 15,000 150 1,500 2 8 80 128,000 44,300

16-20 10% 3000 30,000 150 3,000 2 8 80 256,000 88,600

Replacement

(conservative)

11-15 1% 40000 80,000 2000 4,000 5 40 80 32,000 11,6000

16-20 2% 40000 160,000 2000 8,000 5 40 80 64,000 232,000

Preventive 1-10 100% 10 2,500@1% 0 0 1 0.5 40 150,000 152,500

11-20 100% 10 4,500@1% 0 0 1 0.5 40 150,000 154,500

Total inverter related corrective maintenance cost from 11-20 years ($/W) 0.042



Simple to Maintain for Corrective Items

Central Inverter String Inverter

High cost to manage >30 kinds of spare parts

Hard for trouble-shooting, even by senior

technicians, and high cost for entire

replacement

Simple spare part list

Replace easily, 2 people in 30

minutes

55 kg

(111.3 lbs)



Online I-V Curve Testing

1. Automatically online testing, No need for

on-site operation manually

2. Take 3 seconds per 2-string

3. Automatically make comparison for

string fault analysis

Smart Logger PLC CCO

Various inverter,

Same serial Number of string

Send command from

customer O&M center

All strings in the same inverter

AC 2in1 box



Huawei String Inverter Reliability

Simple

Maintenance Free

High Reliability

Reliability is Huawei DNA, ICT reliability is 99.9999%

Huawei products serving 1/3 population in the world

Share Huawei hardware platform

Share Huawei thermal and reliability design platform

RRU Inverter

Telecom and Power Electronics Experiences Solar Inverter Technologies Move to



Reliability Platform

Global

Compliance %

Testing Center

Global

Compliance %

Testing Center

Low Temperature

Performance Test

Heat Dissipation

Performance

Test Salt-fog Test

Rocket triggered Lighting at

Guangdong



No External Fan, Natural Cooling

External inductors in a

separated chamber

No external fan

No fans replacement (every 5 years), Higher reliability and availability

No power loss of fans

Typical String Inverter Huawei String Inverter



No Fuse Inside

No fuses inspection (every half year) and replacement

No power loss of fuse down

2 strings per MPPT, so one

string can withstand the reverse

current of the other string (1.5

times of the short circuit current)

No fuses inside

Central Inverter and

Typical String Inverter

Huawei String Inverter



0.00%

0.20%

0.40%

0.60%

0.80%

1.00%

0

20000

40000

60000

80000

100000

120000

140000

160000

180000

Jan-14 Feb-14 Mar-14 Apr-14 May-14 Jun-14 Jul-14 Aug-14 Sep-14 Oct-14 Nov-14 Dec-14 Jan-15 Feb-15 Mar-15 Apr-15 May-15 Jun-15

Cumulative Shipment & Failure Rate

Gen.1 Shipment Gen.2 Shipment Gen.1 Failure Rate Gen.2 Failure Rate PCS

Field Reliability is <0.5%


In the past two years, field reliability is <0.5% in a total volume of 170,000 pcs


Free Commissioning, Inverters Automatically

Recognized and Connected


Automatically recognize

and configure address

No need of onsite support,

Once installation, close all breakers


Manage All Inverters and Strings at 0.5% Data Accuracy

Current and Voltage Sensor

0.5%

Current and voltage sensor is

typical 1% in accuracy

Software calibration in

manufacture typically improves

by 0.5% in accuracy

Accurately locate abnormal strings

10 times more accurate than traditional combiner box

and string inverter

Improve AFCI accuracy

Cost 1￠/W more for AFCI solution in central inverter

system



Huawei String Inverter Meets Utility Interconnect

Requirements in the USA

Requirements Compliance

LVRT Yes

Active power

Reactive power Yes

Anti-island Yes

THD Yes

1. Get UL 1741 certification

2. IEEE 1547 standards

3. Rule21 for CA.


Huawei inverter LVRT capability


Grid Friendly Certifications

100MW PV plant site testing of

interconnection

ZVRT: Zero Voltage Ride Through

LVRT: Low Voltage Ride Through

UL 1741 BDEW IEC 62109



String Inverters Increasing 1% - 3% Power Yields

Shading String mismatch

3MPPT per inverter

for higher yields

MPPT1

MPPT2

MPPT3

yields yields

String Central

1. Less impact on yields when fail

2. Less down time by quickly

replacement

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Keep Generating

String

Central

X


Agenda

1. Corporate Introduction

2. Smart PV Solution Introduction

3. Roadmap and 1500V String Inverter


Project in Madison, WI

Project: Madison, WI

Size: 1MW

Customer: SUNPEAK

Feb. 2016


Project Visalia, California

Project: Visalia, CA

Size: 1MW

Customer: CalCom Solar

Mar. 2016

Win-Win

Documents

Huawei Smart PV Solution - web.frankensolar.caweb.frankensolar.ca/sites/default/files/data/supplier/Huawei Smart...HUAWEI TECHNOLOGIES CO., LTD. Page 4 Huawei’s Growth Comes From