greenernet kick-off evopro innovation · greenernet –kick-off evopro innovation istván...

39
GREENERNET – Kick-off evopro Innovation István SZATMÁRI, PhD. Head of Embedded Systems Division, evopro Innovation LLC 5/7/2016 7/3/2016

Upload: ngoliem

Post on 05-Oct-2018

221 views

Category:

Documents


1 download

TRANSCRIPT

Page 1: GREENERNET Kick-off evopro Innovation · GREENERNET –Kick-off evopro Innovation István SZATMÁRI, PhD. Head of Embedded Systems Division, evopro Innovation LLC 5/7/2016 7/3/2016

GREENERNET – Kick-off

evopro Innovation

István SZATMÁRI, PhD.Head of Embedded Systems Division,

evopro Innovation LLC

5/7/2016

7/3/2016

Page 2: GREENERNET Kick-off evopro Innovation · GREENERNET –Kick-off evopro Innovation István SZATMÁRI, PhD. Head of Embedded Systems Division, evopro Innovation LLC 5/7/2016 7/3/2016

©evopro

evopro facts and figures

2015 Revenue:

28M €

2015 Total Staff:

250

2015 Engineering Staff:

23060% Electronics

30% Computer Science

10% Mechanics/Mechatronics

7/3/2016

Page 3: GREENERNET Kick-off evopro Innovation · GREENERNET –Kick-off evopro Innovation István SZATMÁRI, PhD. Head of Embedded Systems Division, evopro Innovation LLC 5/7/2016 7/3/2016

©evopro

evopro group 2001-2013

7/3/2016

Dynamical growth

Revenue (MEUR) Headcount

Dynamical growth

1,1 2,6 2,9 4,4 6,3 8,813,6 15,8

23,5

36,4

53,559,9

72

2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013

20 31 47 54 95 122195

257

417

547

897998

1100

2001 2002 2003 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013

Private ownershipStructure

Page 4: GREENERNET Kick-off evopro Innovation · GREENERNET –Kick-off evopro Innovation István SZATMÁRI, PhD. Head of Embedded Systems Division, evopro Innovation LLC 5/7/2016 7/3/2016

©evopro

20151996 2000 2001 2004 2005 2006 2007 2008 2009 2010 2011 2012 2013 2014

Foundation of

evoline Kft,

Hungary

Launching

Test services

for Siemens

AG, Germany

evopro Hungary

reaches 100

employees

evopro group

reaches more than

1000 employes

Launch of

Modulo

Bus

Development

Foundation

of ISTEP

Bt. Hungary

Foundation

of evopro Kft.

(WLC Ltd.)

Foundation of

evoline TR,

Turkey

evopro AG

opens office

in Nuremberg

for Siemens

services

Foundation of

evopro AG,

Germany

Launching

evoline Srl.,

Romania

Success story –

M&A transfer of

Systemtest to

Siemens

(140 engineers)

Success story –

M&A transfer of

the „Siemens”

embedded

software business

line to Accenture

(700 engineers)

evopro group milestones

7/3/2016

Page 5: GREENERNET Kick-off evopro Innovation · GREENERNET –Kick-off evopro Innovation István SZATMÁRI, PhD. Head of Embedded Systems Division, evopro Innovation LLC 5/7/2016 7/3/2016

©evopro

evopro holding structure

evopro Holding Zrt

Sales & Marketing, Purchasing, Finance, HR, IMS, IT

evoproInnovation

Industrial

Automation

Mobile/Cloud

computing

Custom SW

design

Embedded

Systems

No. of engineers

evoproBUS

Electrical/Hybrid

powertrains

Intelligent

traffic systems

Composite

technology

40

evoprosystems engineering

105 45 10 (+30) 40

Slide: 57/3/2016

Page 6: GREENERNET Kick-off evopro Innovation · GREENERNET –Kick-off evopro Innovation István SZATMÁRI, PhD. Head of Embedded Systems Division, evopro Innovation LLC 5/7/2016 7/3/2016

©evopro

International projects

7/3/2016

Page 7: GREENERNET Kick-off evopro Innovation · GREENERNET –Kick-off evopro Innovation István SZATMÁRI, PhD. Head of Embedded Systems Division, evopro Innovation LLC 5/7/2016 7/3/2016

©evopro

evopro group portfolio

- engineering services

Embedded

Systems

Industrial

Automation

Systems

Production Control

Systems

Process Automation

and

Energy Distribution

Automation

HW/SW

design services

Software

Systems

Dedicated SW

development on

Server/Cloud/mobile

systems

Nuclear/

Big Physics

Control systems

for Nuclear Power

Plants

High Energy

Research

Infrastructures

7/3/2016

Page 8: GREENERNET Kick-off evopro Innovation · GREENERNET –Kick-off evopro Innovation István SZATMÁRI, PhD. Head of Embedded Systems Division, evopro Innovation LLC 5/7/2016 7/3/2016

©evopro

EV

Chargers

Rail

Diagnostic

Systems

Vehicle

Systems

design

Fast

Chargers

AC, DC

Chargers

Wagon load

problems,

wheel failure

detection and

temperature

measurement

systems

Full-composite,

self-supporting

body,

Electric driveline

evopro group portfolio

- products

7/3/2016

Page 9: GREENERNET Kick-off evopro Innovation · GREENERNET –Kick-off evopro Innovation István SZATMÁRI, PhD. Head of Embedded Systems Division, evopro Innovation LLC 5/7/2016 7/3/2016

©evopro

Body-in-white production lines

Engine, gear, etc. assembly lines

Transport systems

References:

BMW, Daimler, Audi,

VW, Suzuki, Skoda, …

Industrial Automation

Control systems - Automotive

7/3/2016

Page 10: GREENERNET Kick-off evopro Innovation · GREENERNET –Kick-off evopro Innovation István SZATMÁRI, PhD. Head of Embedded Systems Division, evopro Innovation LLC 5/7/2016 7/3/2016

©evopro

control and regulation

measurement and data

gathering

implementation of

supervising systems

fail-safe and redundant

systems

References:

Chemical industry: Columbian,

Unilever

Construction industry: DDC, Nostra

Cement, TBG

Food industry: Unilever - Algida

Paper industry: DIPA

Energy industry: HUHA, EDF,

Siemens

Industrial Automation

Control systems – Process industries

7/3/2016

Page 11: GREENERNET Kick-off evopro Innovation · GREENERNET –Kick-off evopro Innovation István SZATMÁRI, PhD. Head of Embedded Systems Division, evopro Innovation LLC 5/7/2016 7/3/2016

©evopro

Platform support ships, Norway

Train and Railside signaling,

Germany

Royal Mail Heathrow Worldwide

Distribution Center – Slough, UK

Airport baggage handling: Budapest,

München, Madrid, Dubai, Incheon,

Sydney, …

Airport CARGO systems: Dubai,

Miami, Shenzen, Brisbane

Industrial Automation

Control systems - Transportation

7/3/2016

Page 12: GREENERNET Kick-off evopro Innovation · GREENERNET –Kick-off evopro Innovation István SZATMÁRI, PhD. Head of Embedded Systems Division, evopro Innovation LLC 5/7/2016 7/3/2016

©evopro

Conceptual & detailed design of

substation automation systems

& energy management systems

SW parameterization and

development

Factory Acceptance Test

On site installation & commissioning

Site Acceptance Test

Maintenance and support

Energy Management Systems

7/3/2016

Page 13: GREENERNET Kick-off evopro Innovation · GREENERNET –Kick-off evopro Innovation István SZATMÁRI, PhD. Head of Embedded Systems Division, evopro Innovation LLC 5/7/2016 7/3/2016

©evopro

KSTAR (Korea)

EAST (China)

JET (UK) upgrade

ESS (Sweden)

CERN*

ELI (Hungary)

* under development

Research infrastructuresMeasurement, data acquisition and control systems

7/3/2016

Page 14: GREENERNET Kick-off evopro Innovation · GREENERNET –Kick-off evopro Innovation István SZATMÁRI, PhD. Head of Embedded Systems Division, evopro Innovation LLC 5/7/2016 7/3/2016

©evopro

Slide: 15/X

Full-composite

No chassis

Modular length

Electric

City bus

7/3/2016

Page 15: GREENERNET Kick-off evopro Innovation · GREENERNET –Kick-off evopro Innovation István SZATMÁRI, PhD. Head of Embedded Systems Division, evopro Innovation LLC 5/7/2016 7/3/2016

©evopro

Slide: 16/X

7/3/2016 Az előadás címe: 16/X

20 Modulo E-busses and 16 chargers have been ordered by the

Budapest Transportation Company (BKV) in December, 2015.

Delivery complete by May, 2016

Page 16: GREENERNET Kick-off evopro Innovation · GREENERNET –Kick-off evopro Innovation István SZATMÁRI, PhD. Head of Embedded Systems Division, evopro Innovation LLC 5/7/2016 7/3/2016

©evopro

Slide: 17/X

Composite, self-supporting body

7/3/2016

Page 17: GREENERNET Kick-off evopro Innovation · GREENERNET –Kick-off evopro Innovation István SZATMÁRI, PhD. Head of Embedded Systems Division, evopro Innovation LLC 5/7/2016 7/3/2016

©evopro

City bus - electronics

7/3/2016

Control System Design & Integration

Battery system integration

Page 18: GREENERNET Kick-off evopro Innovation · GREENERNET –Kick-off evopro Innovation István SZATMÁRI, PhD. Head of Embedded Systems Division, evopro Innovation LLC 5/7/2016 7/3/2016

©evopro

City bus - Remote monitoring

7/3/2016

Repository layerExternalservice

Buisness Layer

StandaloneFront-end

HTML Website

MeasurementGateway

Web LayerServer

Client

Master DataMeasurement

Data

DBServer

REST API

ECURS 485

3G/HSPA Integrated data

concentrator Remote diagnostics

Gateway

NXP iMX 233 with ARM 926 Core

Systems engineering Requirements Hardware

development Real-time software Server software Mobile app

Page 19: GREENERNET Kick-off evopro Innovation · GREENERNET –Kick-off evopro Innovation István SZATMÁRI, PhD. Head of Embedded Systems Division, evopro Innovation LLC 5/7/2016 7/3/2016

©evopro

EV Rapid charger

Charging up to 80% in less then 30 minutes

Simultaneous DC and AC charging

Connection types:

1-1 piece of (DC) CCS & CHAdeMO cabled connector

1 piece of (AC) Type2 cabled connector

2 piece of (AC) Type2 socket

SMART functions:

Web-based monitoring

RFID

Measurement of real electric consumption

SMS-based charge management

Charging capacity

AC DC

1-phase 3-phase 3-phase

230 V 400 V 50-500 V

16 A 32 A 16 A 32 A max. 125 A

3,7 kW 7,4 kW 3,7 kW 7,4 kW max. 50 kW

7/3/2016

Page 20: GREENERNET Kick-off evopro Innovation · GREENERNET –Kick-off evopro Innovation István SZATMÁRI, PhD. Head of Embedded Systems Division, evopro Innovation LLC 5/7/2016 7/3/2016

©evopro

EV AC Charger

Connection types:

1 piece of Type2 connector with 5 m spiral-cable

1 piece of Type2 socket

SMART functions:

Web-based monitoring

RFID

Measurement of real electric consumption

SMS-based charge management

Charging capacityAC

1-phase 3-phase

230 V 400 V

16 A 32 A 16 A 32 A

3,7 kW 7,4 kW 3,7 kW 7,4 kW

7/3/2016

Page 21: GREENERNET Kick-off evopro Innovation · GREENERNET –Kick-off evopro Innovation István SZATMÁRI, PhD. Head of Embedded Systems Division, evopro Innovation LLC 5/7/2016 7/3/2016

©evopro

Slide: 22/X

evopro Innovation

Technology Strategy

7/3/2016

Page 22: GREENERNET Kick-off evopro Innovation · GREENERNET –Kick-off evopro Innovation István SZATMÁRI, PhD. Head of Embedded Systems Division, evopro Innovation LLC 5/7/2016 7/3/2016

©evopro

Slide: 23/X

Evopro Innovation

technology

problems

Inquiry > Feasibility > Research > Development >

R&D service: RESEARCH R&D service: DEVELOPMENT

• Value: expertise,

• large, complex, high risk, unusual problems• Value: experience, efficiency

• Full project organization, turnkey solutions

ValuesEthical behaviorProfessional excellenceCreativity with value on marketEngineering professionalism

Business modelProject based engineering serviceProduct developmentR&D

7/3/2016

Page 23: GREENERNET Kick-off evopro Innovation · GREENERNET –Kick-off evopro Innovation István SZATMÁRI, PhD. Head of Embedded Systems Division, evopro Innovation LLC 5/7/2016 7/3/2016

©evopro

Competencies of Evopro Innovation in

Internet of Things

7/3/2016

Sensors and actuators Data concentrators Integrator server

High level competencies:Precision measurement technology, Calibration and metrology, Signal processing, Adaptive system analysis and design, EMC, Analog and digital circuit design and analyis, PCB design, Prototyping, Hardware validation and test development

Process:Requirement engineering: IEEE830:, Systems engineering: IEC 15288, IEC 12207, Project management: V modell, Scrum, Version control: SVN, GIT, Issue tracking: JIRA, redmine, ClearQuest, QM: ISO 9001Modeling: UML, SysML, MATLAB, Simulink

Real-time embedded software:C,C++,assembly, MQX, FreeRTOS, VxWorks, uC-OS, Ubifs, jffs2Processor architectures:ARM, MSP430, AVR, Microchip, AD SHARCWireless Communication:Thread, IEEE802.15.4Image processing: Noise filtering, spatial convolution, histogram equalization, adaptive thresholding, Spatial frequency analysis, DFT, Wavelet, Clustering, supervised learning

Digital system design:FPGA: VHDL, Verilog, ModelsimProcessor architectures:ARM, PPC, x86, TI TMS320Embedded Linux:OpenEmbedded/Yocto project, DBUS, BuildrootComm.: RS485, Ethernet, IEEE1588Embedded security:HTTPS, OpenSSL, OpenSWAN, IpSEC, IKEv2, integrity and tamper monitoring

Backend software:C, C++, JavaSE, JavaEE, Python, Erlang, Go, SwiftJava:Spring, Maven, Hibernate, JooQ (MySQL) Web technologies:Java JSF, Java JSP, (ASP .NET),HTML5 + JavaScript + CCS, Webserver: Tomcat, MS IISDatabase.: MSSQL, MySQL, PostgreSQHeterogeneous computing:OpenCL, CUDA, Fastflow

Page 24: GREENERNET Kick-off evopro Innovation · GREENERNET –Kick-off evopro Innovation István SZATMÁRI, PhD. Head of Embedded Systems Division, evopro Innovation LLC 5/7/2016 7/3/2016

©evopro

Innovation network HUB

Industrial Clients

Research Institutes

Academia

7/3/2016

Page 25: GREENERNET Kick-off evopro Innovation · GREENERNET –Kick-off evopro Innovation István SZATMÁRI, PhD. Head of Embedded Systems Division, evopro Innovation LLC 5/7/2016 7/3/2016

©evopro

Slide: 26/X

Industrial project references

Industrial instrumentationCyber physical systemsSignal processing

Dynamic railway diagnosis32 stations HU

Embedded software development for automotive

EV Charge Stations13 stations HU

Cloud computingHardware acceleration.NET, Java server softwareMobile computing

Molecular docking and similarity search

Predicitve maintenance byVehicle condition data

iOS, Android Windows Phone

Control systemsEPICS, Tango, LVSignal conditioning

Plasma diagnostic systemIn KSTAR, EAST, JET Tokamak

EPICS based control of PSD neutron diffractometer

ESS RF Local ProtectionSystem

7/3/2016

Page 26: GREENERNET Kick-off evopro Innovation · GREENERNET –Kick-off evopro Innovation István SZATMÁRI, PhD. Head of Embedded Systems Division, evopro Innovation LLC 5/7/2016 7/3/2016

©evopro

Consortium members:

Airbus Operations SAS

AVL List GmbH

Engineering Italia

Fagor

Ford Motor Company

Honeywell

IBM

INDRA

Infineon Technologies

NXP Semiconductors

Schneider Electric

Sirris

Thales Communications

ST Microelectronics

ARROWHEAD PROJECT (Collaborative

Automation)

FP7 ARTEMIS

11,3M€ / 300k€ @ 75%

2013-2017

Repara Project (Heterogeneous computing)

FP7

2,6M€ / 400k€ @ 75%

2013-2016

Rephrase Project (High performance computing)

H2020

3,2M€ / 300k€ @ 75%

2015-2017

Greenernet Project (Microgrid energy storage

cells)

H20202 FTI

2,8M€ / 600k€ @ 75%

2016-2017

Participation in EU research projects

7/3/2016

Page 27: GREENERNET Kick-off evopro Innovation · GREENERNET –Kick-off evopro Innovation István SZATMÁRI, PhD. Head of Embedded Systems Division, evopro Innovation LLC 5/7/2016 7/3/2016

©evopro

Reference Projects

Dynamic railway diagnosis

Dynamic wheel load measurement

Complete vertical technical design:

Analog and digital circuit design

Strain gauge sensor interface

Embedded digital signal

processing

Digital field bus communication

Embedded real time software

3G remote access and control

Reliable diagnostic server

Data analytics

Web based user interface

7/3/2016

Page 28: GREENERNET Kick-off evopro Innovation · GREENERNET –Kick-off evopro Innovation István SZATMÁRI, PhD. Head of Embedded Systems Division, evopro Innovation LLC 5/7/2016 7/3/2016

©evopro

Reference Projects

eCharger development

7/3/2016

AC charger station for EV

Complete vertical technical design:

Analog and digital circuit design

Car communication interface

RS 485, Modbus communication

End-to-end data security

3G remote access and control

Reliable management server

Data analytics

Web based user interface

Page 29: GREENERNET Kick-off evopro Innovation · GREENERNET –Kick-off evopro Innovation István SZATMÁRI, PhD. Head of Embedded Systems Division, evopro Innovation LLC 5/7/2016 7/3/2016

©evopro

Reference Projects

Advanced Metering Infrastructure

Current and power measurement actuator Single phase current switch Accuracy: 1% Frequency: 33-80Hz Current range: 16A Wireless communication: 868MHz ISM Dimension: 40 x 22 mm

Data concentrator Interface to M Bus Interface to actuators 868MHz Interface to server: GSM, GPRS, CDMA Data storage Data processing Protocol conversion

7/3/2016

Page 30: GREENERNET Kick-off evopro Innovation · GREENERNET –Kick-off evopro Innovation István SZATMÁRI, PhD. Head of Embedded Systems Division, evopro Innovation LLC 5/7/2016 7/3/2016

©evopro

Slide: 31/X

End-of-line test for automotive

components

SACHA

Fixture

NI Measurement system

Tester

7/3/2016

Page 31: GREENERNET Kick-off evopro Innovation · GREENERNET –Kick-off evopro Innovation István SZATMÁRI, PhD. Head of Embedded Systems Division, evopro Innovation LLC 5/7/2016 7/3/2016

©evopro

Slide: 32/X

BES Integration into KSTAR’s

Epics based Control System

NI cRIO module with I/O cards

HV PSs

Li-beam gun

EPICS IOC

Local ConsoleTurbo Pumps

Remote Operation from Control Room

Camera and Optics

Components in REDdeveloped by

evopro

Gbit Ethernet

Analog signals

Faraday Cups

7/3/2016

Page 32: GREENERNET Kick-off evopro Innovation · GREENERNET –Kick-off evopro Innovation István SZATMÁRI, PhD. Head of Embedded Systems Division, evopro Innovation LLC 5/7/2016 7/3/2016

©evopro

Slide: 33/X

evopro participation

• evopro will provide the field testing infrastructure for the project at one of its production site in Budapest, Hungary.

• evopro will be leading WP5 - On Field Tests [Months: 13-24]• evopro participates in the following work packages

• WP2 - ESS & Microgrid Requirements [Months: 1-8]• WP3 - AQDS Storage System Scaling up [Months: 1-18]• WP4 - Microgrid Management Platform Implementation [Months: 4-18]• WP6 - Dissemination and Exploitation [Months: 12-24]

Engineering aspects: • design of system topology, instrumentation• providing communication interface among system components• collecting measurement data (power consumption, sensors, data, etc.)• providing control interfaces, communication with the upper energy optimizer layerWhat about

• load distribution• Battery management

7/3/2016

Page 33: GREENERNET Kick-off evopro Innovation · GREENERNET –Kick-off evopro Innovation István SZATMÁRI, PhD. Head of Embedded Systems Division, evopro Innovation LLC 5/7/2016 7/3/2016

©evopro

Slide: 34/X

evopro tasks

in Smart Microgrid

Loads, Storages, (Green and Brown) Generators(PV panels, Wind turbines, CHPs, the Grid, loads, batteries etc.)

Control at device level(Protection devices, inverters, switches, breakers etc.)

Monitoring and Control at Management level(Sensors, PLCs, SCADA, BMS etc.)

Optimization and Collaboration level(Microgrid Optimization Tool, DR - Grid Collaboration Module,

Third Parties Interaction module)

EvoPro

ENG

Laye

r0

Laye

r3

Laye

r2

Laye

r1

7/3/2016

Page 34: GREENERNET Kick-off evopro Innovation · GREENERNET –Kick-off evopro Innovation István SZATMÁRI, PhD. Head of Embedded Systems Division, evopro Innovation LLC 5/7/2016 7/3/2016

©evopro

Slide: 35/X

WP2 – evopro planned

contribution

WP2 - ESS & Microgrid Requirements [Months: 1-8]• T2.1 Definition of system requirements

• analysis, evaluation, design, determine and specify technical and commercial constraints and challenges, HW and SW requirements

• T2.2 High Level Design• contributing in the planning of the system development• select technologies

Page 35: GREENERNET Kick-off evopro Innovation · GREENERNET –Kick-off evopro Innovation István SZATMÁRI, PhD. Head of Embedded Systems Division, evopro Innovation LLC 5/7/2016 7/3/2016

©evopro

Slide: 36/X

WP3 – evopro planned

contribution

WP3 - AQDS Storage System Scaling up [Months: 1-18]• T3.3 Definition of a Battery Control System

• participating in design and implementation of a battery control system• instrumentation and experiments• evaluating system characteristics• modeling and optimization of control strategies

7/3/2016

Page 36: GREENERNET Kick-off evopro Innovation · GREENERNET –Kick-off evopro Innovation István SZATMÁRI, PhD. Head of Embedded Systems Division, evopro Innovation LLC 5/7/2016 7/3/2016

©evopro

Slide: 37/X

WP4 – evopro planned

contribution

WP4 - Microgrid Management Platform Implementation [Months: 4-18]• T4.1 Implementation of an optimized microgrid energy manager,

• interfacing between field communication and OPC communication with microgrid energy management system

• T4.2 Implementation of microgrid HW components, led by evopro • the whole control and monitoring system of the microgrid will be involved,

designed and implemented• microgrid control system requirement analysis • development of microgrid control hardware and software components • development of field communication network and protocol • development of data concentrator and protocol gateway

• gateway unit between field communication and OPC communication with microgrid energy management system

7/3/2016

Page 37: GREENERNET Kick-off evopro Innovation · GREENERNET –Kick-off evopro Innovation István SZATMÁRI, PhD. Head of Embedded Systems Division, evopro Innovation LLC 5/7/2016 7/3/2016

©evopro

Slide: 38/X

WP5 – evopro planned

contribution

WP5 - On Field Tests [Months: 13-24], led by evopro• T5.1 Definition of Case Studies and assessment scenarios

• define a set of test conditions, description, test steps• T5.2 Organic Battery standalone field test

• qualification and validation of the battery in real environment• T5.3 Microgrid Energy Storage Mgmt. System field test

• provide facilities for test environment • design and build the test environment and system• installing storing and consumer devices, together with power generators• verifying functionalities, performance, reliability, etc.

7/3/2016

Page 38: GREENERNET Kick-off evopro Innovation · GREENERNET –Kick-off evopro Innovation István SZATMÁRI, PhD. Head of Embedded Systems Division, evopro Innovation LLC 5/7/2016 7/3/2016

©evopro

Slide: 39/X

WP6 – evopro planned

contribution

WP6 - Dissemination and Exploitation [Months: 12-24]• T6.1 Dissemination on the Web and in conferences

• contributing to the dissemination• T6.2 Exploitation of the project results

• contribution in the Business Plan• T6.3 Certification and Security

• help in investigation to arrive at the certification and commercial development

7/3/2016

Page 39: GREENERNET Kick-off evopro Innovation · GREENERNET –Kick-off evopro Innovation István SZATMÁRI, PhD. Head of Embedded Systems Division, evopro Innovation LLC 5/7/2016 7/3/2016

Contact

István Szatmári, PhDEVOPRO INNOVATION LLC.

[email protected]