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FRACTAL d.o.o. POWER SYSTEM ENGINEERING AND CONSULTING
Kupreška 37, 21000 SPLIT | www.fractal.hr | [email protected]
T: +385‐(0)21‐600771 | F: +385‐(0)21‐599894 | BANK ACC: 2360000‐1101402645 | PIN (VAT): 05342281198
FRACTAL d.o.o.
Split, Croatia
Company presentation
11/2012
FRACTAL d.o.o.
www.fractal.hr
Power system engineering and consulting
 Services and consulting in renewable energy projects
development (primary wind and solar)
 Studies, research and consulting in power system engineering
 Electrical design for HV/MV systems
 Software in power system engineering
FRACTAL d.o.o.
www.fractal.hr
Power system engineering and consulting
aboutt us
Company FRACTAL d.o.o. Split was founded in 1994, with power
system engineering software development as a primary business area.
Toda there are four
Today,
fo r main area of activity:
acti it
 After the initial breach in the field of software development, Company
expanded the area of activity offering other services in power system
engineering, including studies, research and consultancy.
 Development in area of renewable energy and electrical design followed,
with each growth based primarily on the staff competence.
 Specialization
p
and usage
g of latest software technology
gy ((comercial and self
development), ensuring constant improvement as the only way to meet the
future challenges.
R.Br. Sun Sep 19
0
1
Thu Sep 30
10/8
Mon Oct 11
Fri Oct 22
Tue Nov 2
Sat Nov 13
Wed Nov 24
Sun Dec 5
Thu Dec 16
Mon Dec 27
Fri Jan 7
Tue Jan 18
Sat Jan 29
Wed Feb 9
Sun Feb 20
Thu Mar 3
Mon Mar 14
Fri Mar 25
Tue Apr 5
Sat Apr 16
Wed Apr 27
5/3
Sun May 8
Thu May 19
Priprema projekta
Is hođenje energetskog odobrenja
2
Ishođenje PEES I predugovor o priključenju
3
Izrada varijantnog idejnog rješenja
4
Provjera statike krova, izolacije, potrebnih zahvata/popravaka
5
Izrada specifikacije
specifikacije, evaluacija ponuda i Predugovor o nabavi opreme
opreme.
6
Izrada izvedbenog projekta
7
Ishođenje prethodnog rješenja o stjecanju statusa PP
8
9
Ishođenje ugovora o otkupu el. Energije
10
Nabava opreme
Montaža opreme
11
Priključak na mrežu
12
Probni pogon
13
Tehnički pregled I izrada dokumentacije za konačnu EE suglasnosti
14
Ishođenje Konačne EE suglasnosti, ug. o priključenju, ug. o korištenju mreže i ug. o opskrbi
15
16
Ishođenje konačnog rješenja o statusu PP proizvođača
17
Aktiviranje ugovora o otkupu el. Ene
Komercijalni pogon
18
FRACTAL d.o.o.
www.fractal.hr
Power system engineering and consulting
aboutt us
Company development – human resources combined with the latest
technology
 Registered and situated in Croatia, Company focuses on the region as the
primary zone of activity. It includes Bosnia and Herzegovina, Montenegro
and partly Serbia.
 Clients are both local and international, comprising power system utilities,
developers and investors in renewable energy sources.
FRACTAL d.o.o.
www.fractal.hr
Power system engineering and consulting
aboutt us
Countries and clients – regional activity, global cooperation
 All services offered by
y Fractal d.o.o. can be conducted trough
g very
y flexible
models, from development of minor project parts specified by the client, to
complex turn-key service including management and development of
designated project area.
 Flexibility in contract terms includes the possibility of success-fee model,
individual engagement of employers, resources, logistics etc.
FRACTAL d.o.o.
www.fractal.hr
Power system engineering and consulting
aboutt us
Services – flexibility as the core element
 Company
p y founders,, Ranko Goić PhD. and Eugen
g
Mudnić PhD.,, both
professors at the University of Split (Faculty of Electrical Engineering,
Mechanical Engineering and Naval Architecture), maintain intensive
cooperation with the Faculty, ensuring that the wide range of highly
specialized services that Fractal d.o.o.
d o o offers can be covered by the other
experts in given fields.
 Some specific projects can be conducted over the Faculty, meeting the
client’s needs.
needs It primarily applies to more complex studies and projects in
the field of power systems engineering, as well as research activities.
 Fractal d.o.o., in cooperation with other partners – privately held companies,
offers full turnkey services in renewable energy sources project
development, ensuring swift performance and single line of responsibility.
FRACTAL d.o.o.
www.fractal.hr
Power system engineering and consulting
aboutt us
Partners – gather the experts to offer full service
 Fractal d.o.o. is completely independent company regarding the interests in
other companies dealing with production, sales, construction or
maintenance of power system equipment.
 Fractal d.o.o. is completely independent of companies having
permits/concessions etc. in renewable energy projects and other power
system projects.
 As the Company and its owners have no ownership or interest in other
companies, as well as no preference contracts/deals with other companies,
the Client, being a developer, investor or a bank, can always relay on
objective assessment and services in Client’s best interest.
FRACTAL d.o.o.
www.fractal.hr
Power system engineering and consulting
aboutt us
Independence – working for the Client
Contact:
 Postal address: Kupreška 37, 21000 Split, Croatia
 Office location: Vinka Draganje 6, 21000 Split, Croatia
aboutt us
 Telephone: +385 21 600 771
 Telefax: +385 21 599 894
 Url: www.fractal.hr
 Email: [email protected]
[email protected] hr
FRACTAL d.o.o.
www.fractal.hr
Power system engineering and consulting
Services in Wind energy:
 Site survey, inspection and investigation
 Identification of site limitation and constraints, including surrounding infrastructure
 Cadastre
C d t and
d land
l d ownership
hi inquiry
i
i
 Cartography, digitalization and vectorization, 3D visualization
 Complete preliminary site assessment
FRACTAL d.o.o.
www.fractal.hr
Power system engineering and consulting
s
services
in wind
 Preparation activities

Site identification

Mast sitting (planning application for mast)

Issuing permits for measurement mast
installation

Equipment specification, supply, installation
and commissioning (in accordance with
IEC61400-12)

Technical report regarding measuring
equipment mounting

Regular retrieval of data and periodic reporting

Wind data monitoring/management

Equipment and data retrieval system
supervision and maintenance
16
An1 50.7m mean
An2 48.7m mean
An3 25.7m mean
( m /s)
12
8
4
0
1
2
3
4
5
FRACTAL d.o.o.
www.fractal.hr
6
7
8
9
10
11
12
13
14
15
16
17
January 2011
18
19
20
21
22
23
24
25
26
27
28
29
30
31
Power system engineering and consulting
s
services
in wind
Wind measurement campaigns

Site visit and
d terrain assessment

Establishment of a digital 3D terrain
model, roughness and obstacles
mappings

On-site measurement data quality
assessment, validation and analysis
Ratio of An4 to An3, 2 - 50 m/s
1.15


Long term reference data quality
assessment and statistical analysis
(referent MS/3Tier/NCAR)
1.10
1.05
Ratio of An4 to An3

Median
Long term prediction using standard
Measure Correlate Predict (MCP) methods
(WindPRO)
Production of the final long term wind
atlas
1.00
0.95
0.90
0.85
0.80
0
30
60
90
120
150
180
210
Sector Midpoint (°)
240
270
300
330
360
13
12
11
10
9
8
7
6
5
4
3
2
1
0
01/03/2009 01/06/2009 01/09/2009 01/12/2009 01/03/2010 01/06/2010 01/09/2010 01/12/20
FRACTAL d.o.o.
www.fractal.hr
Power system engineering and consulting
s
services
in wind
Wind resources and annual energy yield
assessment
Wind farm layout optimization
(WindPro/WindFarmer)

Proposal of final micro-sitting and Client
corrections/approval

Estimation of the annual energy production
(AEP) including array and other losses and
calculation of exceedance probabilities values

Sound emission prognoses, shadow flicker
analyses

ZVI and Visibility

Visualization

Animation
FRACTAL d.o.o.
www.fractal.hr
2
1.5
1
0.5
0
-0.5
-1
1
-1.5
-2
-2.5
-3
-3.5
-4
-4.5
-5
-5.5
50year(s)

-6
100year(s)
Assessment of the extreme and normal wind
conditions
25year(s)

10year(s)
Wind flow modeling and generating the site
wind energy map (WAsP or CFD/WindSim)
5year(s)

1year(s)
Establishing
bl h
the
h uncertainties in accordance
d
with IEC61400-12
ln(-ln(P
(Extrem
eW
indSpeed)))

s
services
in wind
Wind resources and annual energy yield
assessment
-6.5
-7
24
26
28
30
32
34
36
38
Extreme Wind Speed
40
42
44
Gumbel Distribution Fitted
Sample Distribution
Estimated Extreme Wind Speeds at Dif f erent Return Periods
Power system engineering and consulting
46

Cartography, digitalization, 3D visualization, GIS, GoogleEarth

General technical and logistic support

Contacts and consultation with authorized institutions

Technical economic and regulatory consulting
Technical,

Consulting for design documentation

Consulting in land ownership contracting

Consulting during Tendering & Contracting

Monitoring and measurement services

Project
j
management
g
FRACTAL d.o.o.
www.fractal.hr
Power system engineering and consulting
s
services
in wind
 Logistic services and project management

Preliminary grid connection assessment and consultation / grid planning and layout

Study for grid connection approval

Specialized grid connection analysis and studies / grid analyses

Grid connection design and optimization

System studies and studies for wind (renewables) grid integration

Testing of WF grid compliance during trial operation, measurements and analyses of
power quality,
quality other specialized electrical measurements and calculation

Complete consulting and management of tasks associated with grid connection
permits issuing, contracts and communication with Grid operator
FRACTAL d.o.o.
www.fractal.hr
Power system engineering and consulting
s
services
in wind
 Grid connection

Prefeasibility and feasibility studies

Portfolio/project assessment and evaluation

Technical Due Diligence

Land ownership issues

Risk analysis

Assessment of plausibility of the wind measurements, wind resource and energy
yield study,
study adequacy of wind turbine etc.
etc

Technical evaluation of project related contracts
FRACTAL d.o.o.
www.fractal.hr
Power system engineering and consulting
s
services
in wind
 Feasibility, risk analysis, due diligence

General consulting and support for approvals issuing (technical, regulatory, law)

Documentation for concession issuing

Documentation and acquiring of specific energy approvals

Issuing location,
location building and usage permit

Issuing grid connection approval and contracts

Consulting for Power purchase agreement (PPA) issuing

Land property rights contracting

Consulting for wind turbines and BOP contracting
FRACTAL d.o.o.
www.fractal.hr
Power system engineering and consulting
s
services
in wind
 Issuing approvals / contracts
 Technical documentation and supervision
 Studies and reports for project documentation
 Engineering design (WF and grid connection): conceptual, main, executive, as – built
design
 Detailed bill of quantities
 Consulting during equipment contracting and tender preparation
 Offers evaluation
 Supervision during project construction and commissioning
FRACTAL d.o.o.
www.fractal.hr
Power system engineering and consulting
s
services
in wind
 Preliminary design for project definition/assessment and cost estimation
Services in Solar energy:
 Site survey, inspection and investigation
 Identification of site limitation and constraints, including surrounding infrastructure
 Cadastre
C d t and
d land
l d ownership
hi inquiry
i
i
 Complete preliminary site assessment
 Issuing approvals / contracts
 General consulting and support for approvals issuing
 Documentation for concession issuing
 Documentation and acquiring of specific energy approvals
 Issuing location, building and usage permit
 Issuing grid connection approval/contracts and Power purchase agreement (PPA)
 Land property rights contracting
FRACTAL d.o.o.
www.fractal.hr
Power system engineering and consulting
s
services
in solar
 Preparation activities
 Measurement / energy yield assessment:
 Equipment specification, supply, installation and commissioning
s
services
in solar
 Equipment supervision and maintenance, regular retrieval of data and periodic
reporting
 Solar radiation and energy analysis
 Logistic services and project management
 Cartography, digitalization, 3D visualization, GIS, GoogleEarth
 General technical and logistic support
 Contacts and consultation with authorized institutions
 Technical, economic and regulatory consulting
 Consulting in land ownership issues
7,50
PVGIS‐horizontalno
 Consulting duringTendering & Contracting
7,00
izmjereno‐horizontalno
6,50
 Project management
6,00
5,50
kWh/m 2 /dan
5,00
4,50
4,00
3,50
3,00
2,50
2,00
1,50
1,00
j
j
siječanj
FRACTAL d.o.o.
www.fractal.hr
veljača
j
ožujak
j
travanjj
Power system engineering and consulting
svibanjj
lipanj
p j
srpanj
p j
kolovoz
rujan
j
listopad
p
studeni
pprosinac

Preliminary grid connection assessment and consultation / grid planning and layout

St d for
Study
f grid
id connection
ti
approval,
l specialized
i li d grid
id connection
ti
analysis
l i

Testing of grid compliance during trial operation, measurements and analyses of
power quality, other specialized electrical measurements and testing

Complete
C
l
consulting
li
and
d management off tasks
k associated
i d with
i h grid
id connection
i
permit issuing and communication with Grid operator
 Feasibility, risk analysis, due diligence

Prefeasibility and feasibility studies

Portfolio/project assessment and evaluation

Technical Due Diligence,
g
, land ownership
p detailed checking
g

Risk analysis

Technical evaluation of project related contracts
FRACTAL d.o.o.
www.fractal.hr
Power system engineering and consulting
s
services
in solar
 Grid connection
 Technical documentation and supervision
 Preliminary design for project definition/assessment and cost estimation
s
services
in solar
 Engineering design: conceptual, main, executive, as – built design
 Detailed bill of quantities
 Consulting during equipment contracting and tender preparation
 Offers evaluation
 Supervision during project construction and commissioning
PRESJEK A-A
AZIMUT - 0°
NAGIB - 30°
ORIJENTACIJA (SJEVER - JUG)
2
3.4m
1
1
24.9m
2
30°
5.0m
7.0m
S
2
TLOCRT
4.1m
A
1
16.9m
PRESJEK B-B
AZIMUT =-90° (TOČKA 2"); +90° (TOČKA 2)
NAGIB - 30°
ORIJENTACIJA (ISTOK - ZAPAD)
2
2"
3.4m
1
1
2
2"
30°
B
B
10m
S
TLOCRT
2"
FRACTAL d.o.o.
www.fractal.hr
1
2
Power system engineering and consulting
A

Specialized grid connection analysis and studies
FRACTAL d.o.o.
www.fractal.hr
Power system engineering and consulting
DV Al/Č 120
7.3 km
Cable systems calculations
DV Al/Č 120
4.83 km

DV Al/Č 120
12.88 km
powerr system engineering
DV Al/Č 120
11.85 km
DV Al/Č 240
D
29.8 km
DV Al/Č 120
D
6.0 km
DV Al/Č 150
7.23 km
Earthing calculation
DV Al/Č 240
27.7 km

DV
Al/
3.6 Č 120 XHE
km
49
4.4 A 18
km 5
Relay and overvoltage protection,
DV Al/Č 12
20; 0.55 km
85
Č1
Al/
m
3k
5.9

XHE 49 A;; 1.49 km
DV
0;185
/Č 12
DV Al
7.3 km
Transmission and distribution network development
D
V
15 Al/
.4 Č
0 24
km 0

DV Al/Č 120
11.9 km
Power system measurement
XHE 49 300; 3.2 km

XHE 49-A
0.3 km
XHE 49 300
2.9 km
Power system optimization
XHE 49-A 185; 0.5 km

DV Al/Č 120
4.4 km
Power system analyses studies
DV Al/Č 120; 2.0 km

XHE 49
9-A 185
0.2 km
DV Al/Č 120; 6.15 km
Services in Power system engineering (1):

Research studies

Energy related regulatory consulting

Electricity market consulting (trading and supply)

Energy
gy efficiency
y

Project management for energy projects

Feasibility studies

Risk
k management
FRACTAL d.o.o.
www.fractal.hr
Power system engineering and consulting
powerr system engineering
Services in Power system engineering (2):

Preliminary design with cost estimation

Studies and reports for project documentation

High/mid/low voltage substation

High/mid/low voltage cables and OHL

Consulting during equipment contracting and
tender preparation, offer evaluation

Documentation required by the grid operator
FRACTAL d.o.o.
www.fractal.hr
Power system engineering and consulting
e
electrical
design
Services in Electrical design:
Conceptual design

Main design

Executive design

As-built design

Bill of quantities

Tender documentation

Supervision during project construction and commissioning
=E1
FRACTAL d.o.o.
www.fractal.hr
=E2
=E3
=E4
=E5
Power system engineering and consulting
electrica
al design


PowerCAD: Software for load flow and short circuit in HV/MV grid

WINdis: Software for low-voltage distribution networks calculations

D-PLAN: Software for power system short-term planning/scheduling

Development of specialized software (Windows C++/.NET/Java…)
C++/ NET/Java ) on request
19.917 MW
19.94MW
6 924MVAr
6.924MVAr
12.53MW
12
53MW
4.823MVAr
softw
ware
Software (developed by Fractal d.o.o.):
109.0kV
110.0kV
Knin
Drniš
HE Golubić
12.38MW
4.316MVAr
34.78kV
34.64kV
Golubić
10.24kV
2.705MW
0.550MVAr
1.486MW
0.302MVAr
5.220MW
1.060MVAr
2.118MW
0.662MVAr
34.36kV
0.806MW
0.303MVAr
Oklajj
34 77kV
34.77kV
34.98kV
10.46kV
Unešić
Kosovo
Kistanje
0.521MW
0.105MVAr
10.42kV
10.10kV
2.095MW
0.425MVAr
10.41kV
0.707MW
0.144MVAr
0.800MW
0.163MVAr
Al/Fe 120
12 km
FRACTAL d.o.o.
www.fractal.hr
10 38kV
10.38kV
12.88 km
m
Al/Fe 120
0
Knin
Al/Fe 120
4.44 km
35.03kV
Power system engineering and consulting
0.7 km
Al/Fe 150
7.23 km
Al/Fe 95
2.41 km
34.82kV
Al/Fe 120
6 km
Al/Fe 150
10.05 km
Cu 95
0.720MW
W
0.436MV
VAr
1.502MW
0.581MVAr
10.16MW
3.298MVAr
0.719MW
0.487MVAr
Al/Fe 120
11.9 km
Al/Fe 120
HE Miljacka
15.05 km
34.93kV
35.11kV
Al/Fe 240 + AlMg 95
15.4 km
0.5
526MW
0.12
21MVAr
12.375 MW
0.97 km
XHE49A 185
0.80
09MW
0.0
000MW
72.1
10kVAr
XHE49A 185
0.98 km
1.03 km
6.010MW
1.220MVAr
XHE49A 185
9.949kV
6.010 MW
6.010MW
1.220MVAr
0.173
3MVAr
1.462 MW
1.335MW
0.222MVAr
o
o
o
o
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o
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o
o
o
o
o
o
o
o
o
o
o
o
o
o
o
o
o
o
o
o
o
ABB d.o.o.
o
Adriatic energija vjetra d.o.o.
o
CEMP d
C.E.M.P.
d.o.o.
oo
o
C.E.N.S.U.R. – Zrmanja d.o.o.
o
Dalekovod d.d.
o
Dalekovod Projekt d.o.o.
o
E-ulaganja d.o.o.
o
EHN d.o.o. (Acciona energia)
o
Eko-energija d.o.o.
o
Elektro blizna d.o.o.
o
Eneolica – Lena
o
EOL-ing
g d.o.o.
o
WPD Enersys d.o.o.
o
Eting d.o.o.
o
European wind farms d.o.o.
o
Eurus d.o.o.
o
GEP AE d.o.o.
GEP-AE
doo
o
HEP OIE d.o.o.
o
HEP OPS d.o.o.
o
HEP ODS d.o.o.
o
HEP Proizvodnja d.o.o.
o
Impetus d.o.o.
o
Instructio d.o.o.
o
Invado d.o.o.
o
Ivicom Consulting GmbH
o
JP Elektroprivreda HZ HB d.d.
o
JP Elektroprivreda BiH d.d.
o
Končar – institut za elektroprivredu d.d.
o
Končar – KET d.d.
o
Končar – Obnovljivi izvori d.o.o.
o
o
FRACTAL d.o.o.
www.fractal.hr
Lika Feniks d.o.o.
MetCap enerji yatirimlari
MTC Ventosus Orientalis d.o.o.
Nova energija d.o.o.
OG Adriatic d.o.o.
Petrolvilla&Bilić d.o.o.
Potentia Venti d.o.o.
Projektni biro Split d.o.o.
Senega d.o.o.
SG – Imres d.o.o.
Sol invictus d.o.o.
Solar elektro d
d.o.o.
oo
Solarna avenija d.o.o.
Splitsko-dalmatinska županija
Tomkup d.o.o.
Tudić elektro centar d.o.o.
TEC obnovljivi izvori d.o.o.
VE Ivovik d.o.o.
Vjetroelektrana Glunča d.o.o.
Vjetroelektrana Crno brdo d.o.o.
Vjetroelektrana
j
Lukovac d.o.o.
Vjetroelektrana Katuni d.o.o.
Vjetroelektrana Orljak d.o.o.
Vjetroelektrana Ponikve d.o.o.
Vjetroelektrana Mravinjac d.o.o.
EKO d.o.o.
doo
Tubulus d.o.o.
Tepidus d.o.o.
VE Mravinjac d.o.o.
Aiolos projekt d.o.o.
š
Oštra
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GP Krk d.d.
Čulić elektro centar d.o.o.
K
Kamen-dent
d
d
d.o.o.
KBP d.o.o.
Mali d.o.o.
Vernier d.o.o.
KGS d.o.o.
Crusta d.o.o.
Meridian solis d.o.o.
Eko sole d.o.o.
Kila d.o.o.
Petrolejka d.o.o.
Zelena akcija
Efusion d.o.o.
Osinium d.o.o.
Poštak d.o.o.
Z l
Zelovo
d
d.o.o.
Unisol Kastelica d.o.o.
Kamen ukras d.o.o.
Cemex Hrvatska d.d.
Ventosus d.o.o.
Mucić & Co d.o.o.
Navitas Solis d.o.o.
IGH Projektiranje d.o.o.
Ornatus d.o.o.
Power system engineering and consulting
clien
nts
Clients:
References:
Specification procurement,
Specification,
procurement installation and maintenance of measuring equipment
(wind) :
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29 sites in Croatia and Bosnia & Herzegovina
9 sites in Bosnia & Herzegovina
4 sites Montenegro
3 sites in Serbia
FRACTAL d.o.o.
www.fractal.hr
Power system engineering and consulting
references

Wind farm site finding, selection and initial assessment
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37 locations in Croatia
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8 locations in Bosnia and Herzegovina
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5 locations in Montenegro
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3 locations in Kosovo
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3 locations in Serbia
FRACTAL d.o.o.
www.fractal.hr
references

Power system engineering and consulting
 Wind farm analyses, preliminary layout optimization and energy yield assesment – Krnovo 1/2/3/4 - Montenegro (190 MW),
/
2008/2009
 Wind measurements data analysis, preliminary design, layout optimization and energy yield assessment, WF Pakline – Bosnia
and Herzegovina (347 MW), 2009
 Wind measurements data analysis, design and layout optimization, wind resource and energy yield assessment, detailed
micrositing for Mitsubishi WTGs – WF Krnovo– Montenegro (72 MW), 2011
 Wind resource analyses and preliminary annual energy yield assessment–
assessment WF Široka draga – BiH (48 MW), 2010/2011
 Wind resource analyses and preliminary annual energy yield assessment – WF Bradarića Kosa– Hrvatska (20 MW), 2010
 Wind measurements data analysis, design and layout optimization, energy yield assessment – WF Golubac/Serbia (120 MW),
2010
 Wind measurements data analysis, design and layout optimization, energy yield assessment – WF Oton – Hrvatska (26 MW),
2010
 Wind measurements data analysis, design and layout optimization, energy yield assessment – WF Orljak – Hrvatska (35 MW),
2011
 Wind measurements data analysis, design and layout optimization, energy yield assessment – WF Strazbenica – Hrvatska (21
MW), 2011
 Wind measurements data analysis
analysis, design and layout optimization
optimization, energy yield assessment – WF Orlovac – Hrvatska (45 MW),
MW)
2011
 Micrositing and layout optimization, WF Pakline1, Pakline2, Kupres1 – Bosnia and Herzegovina (144 MW), 2011
 Wind measurements data analysis, design and layout optimization, energy yield assessment, micrositing – WF Udbina– Hrvatska
(120 MW), 2012
 Redesign and layout update,
update wind resource and energy yield assessment for GE WTGs – WF Krnovo– Montenegro (72 MW),
MW) 2012
 Redesign and layout update, wind resource and energy yield assessment for WF Krnovo– Serbia (120 MW), 2012
 Wind measurements data analysis, design and layout optimization, energy yield assessment – WF Pliš – Hrvatska (72 MW),
2012
 Micrositing and layout optimization, WF Kozjak – Croatia (40 MW), 2012
MW)
 Wind measurements data analysis
analysis, design and layout optimization
optimization, energy yield assessment – WF Rujnica – Hrvatska (20 MW),
2012
 Micrositing and layout optimization - WF Ćućin (27 MW), 2012
 Wind measurements data analysis, design and layout optimization, energy yield assessment – WF Pakline 1 – Hrvatska (48 MW),
2012
FRACTAL d.o.o.
www.fractal.hr
Power system engineering and consulting
references
 Wind resource assessment and analysis

Feasibility studies, cost estimates, due diligence (wind)
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Prefeasibility study wind Ivovik
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Prefeasibility study wind Pakline/Ljubusa/Kupres
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Estimation of development costs, investment costs and market value for WF Glunča
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Estimation of development costs, investment costs and market value for WF Crno brdo
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Assessment of wind portfolio - audit,
audit detailed technical due diligence for two WF and
a short due diligence for 14 WF
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Estimation of development costs, investment costs and the market value of wind
power portfolio of TEC RES Ltd.
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Estimation of development costs, investment costs and the market value of wind
power portfolio of Nova Energija Ltd.
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Prefeasibility study wind Pakline 1
Verfication testing for grid compliance during commissioning
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WF Crno brdo, 10MW, 2011
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WF ZD2,
ZD2 18MW
18MW, 2011
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WF Pometeno brdo, 6MW, 2011
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WF ZD3, 18MW, 2012
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WF Ponikve, 36.8MW, 2012 (in progress)
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WF Jelinak, 30MW, 2012 (in progress)
FRACTAL d.o.o.
www.fractal.hr
Power system engineering and consulting
references

 Grid connection studies:
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 WF Mravinjac preliminary grid connection alternatives (10
MW), 2011
WF Trtar-Krtolin grid connection study (11MW), 2003
WF Orlice wind g
grid connection study (16 / 10 MW),
2003/2005/2006
 WF ST1-1 and WF ST1-2 grid connection study (40 MW), 2012
 WF Orljak grid connection study (42 MW), 2012
WF Stupisce grid connection study (5MW), 2003
WF Velika glava and WF Mravinjac - preliminary grid connection
alternatives (18/50 MW), 2004
WF Pometeno brdo preliminary grid connection alternatives
(1/16MW) 2005
(1/16MW),
 WF ZD2P and WF ZD3P grid connection study (81 MW), 2012
 WF ZD6P grid connection study (45 MW), 2012
 WF ST3-1/2 grid connection study (33 MW), 2012
 WF Ogorje grid connection study (44 MW), 2012
WF Ponikve grid connection study (34 MW), 2005/2008
WF KPA – Pađene grid connection study (180 MW / 142 MW),
2006/2009
WF LBV preliminary grid connection alternatives (40 MW), 2006
 WF Voštane grid connection study (27 MW), 2012
 WF Ćućin grid connection study (27 MW), 2012
 WF Ljubac 2 grid connection study (10 MW), 2012
WF VUP and RAV preliminary grid connection alternatives (40/70
MW), 2006
WF Svilaja grid connection study (64 MW), 2006
Preliminary alternatives for grid connection (6 locations), 2006
WF Glunča grid connection study (23 MW), 2007 , 2010
WF Vrbnik grid connection study (60 MW)
MW), 2007
Preliminary alternatives for grid connection (8 sites), 2007
Preliminary alternatives for grid connection (17 locations), 2007
WF Crno brdo grid connection study (10 MW), 2008
WF Jelinak grid connection study (30 MW), 2008 , 2010
WF Visoka grid connection study (28.5
(28 5 MW)
MW), 2008
WF Katuni grid connection study (42 MW), 2009, 2010
WF Lukovac grid connection study (48 MW), 2009, 2010
WF Ljubac grid connection study (20 MW), 2010
WF Kozjak grid connection study (36 MW), 2010
WF Opor grid connection study (33 MW)
MW), 2010
WF Čemernica grid connection study (45 MW), 2010
WF Boraja grid connection study (63 MW), 2010
WF Oton grid connection study (10 MW), 2011
FRACTAL d.o.o.
www.fractal.hr
Power system engineering and consulting
references

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WF Pakline 1, complete preliminary design

WF Pakline 2,
2 complete preliminary design

WF Kupres, complete preliminary design
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WF Jasenice, main electrical design
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WF Oton, complete preliminary design (in progress)
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WF Katuni, complete main design
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WF Lukovac, complete main design
 Other electrical design (references of main design
engineer, Goran Paić)

Electrical detailed and construction design – 9 x
transformer station 110/x kV
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Electrical detailed design – 4 x transformer station
35(10)/x kV
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Electrical detailed design – 1x wind farm 42 MW

Electrical detailed design – 3 x pumping stations
and water treatment plants
FRACTAL d.o.o.
www.fractal.hr
Power system engineering and consulting
references
 Engineering design (only wind)
Photovoltaics:
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Big PV plants:
o Site selection and preliminary assesment: 18 locations
o Preliminary feasibility study and documentation for Preliminary energy approval: 28 locations
o Grid connection study: 1 PV plant
o Feasibility study: 2 PV plants
o Conceptual design: 2 PV Plants
o Preliminary design for location permit: 1 PV plant
o Tender documentation: 2 PV plant
Roof PV p
plants ((lots of…):
)
o Documentation for Preliminary energy approval and Energy approval
o Documentation for Status of eligible power producer
o Documentation for grid connection approval
o Preliminary design, main design, executive design
o Tender documentation
o Documentation, studies, measurement and performance of grid complience testings
Other:
o Solar measurement: 3 locations
o Small hybrid solar/wind, grid/off grid system (1/0.6 kW) installation and comissioning
FRACTAL d.o.o.
www.fractal.hr
Power system engineering and consulting
references

references
Activities in wind development
Preliminary assessment
Measurements
Wind Analysis
Grid connection
Other
FRACTAL d.o.o.
www.fractal.hr
Power system engineering and consulting
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