Angelos Raftopoulos PF
-
Upload
anonymous-xojzgyzm -
Category
Documents
-
view
32 -
download
0
description
Transcript of Angelos Raftopoulos PF
Portfolio
Angelos Raftopoulos Mechanical & Aeronautical Engineer
(master-level undergraduate degree)
Po
rtfo
lio
, A
ng
elo
sR
aft
op
ou
los
Olimpias S.A.
Mechanical Design Engineer, R&D Engineer
Olympic Mechanical S.A.
Mechanical Design Engineer, Construction Supervisor
Po
rtfo
lio
,
Contents
“Zefyros” team
Mechanical Design Engineer(undergraduate)
Freelance Engineer
Contractor of Solar Systems, Fire safety Studies, Energy
efficiency studies for buildings
Po
rtfo
lio
, A
ng
elo
sR
aft
op
ou
los
A.1.1 Olimpias S.A.
Design of a weighting system for Linear Moving Cups
Po
rtfo
lio
,
-Designed from plain paper
-Manufactured with CNC machinery
Po
rtfo
lio
, A
ng
elo
sR
aft
op
ou
los
A.1.2 Olimpias S.A.
Design of a weighting system for Linear Moving Cups
3d model in Solidworks
Po
rtfo
lio
,
Final weighting system
Po
rtfo
lio
, A
ng
elo
sR
aft
op
ou
los
A.1.3 Olimpias S.A.
Design of Plastic Cups with Rubber Components
Po
rtfo
lio
,
-Designed as an evolution
of an older cup
-Special effort was made for
more accurate weight
results and reduction of the
manufacturing cost
Po
rtfo
lio
, A
ng
elo
sR
aft
op
ou
los
A.1.4 Olimpias S.A.
Design of plastic Cups with Rubber Components
-3d model of the new cup
using Solidworks
Po
rtfo
lio
,
-Older cup assembled and
positioned on the special chain
Po
rtfo
lio
, A
ng
elo
sR
aft
op
ou
los
A.2.1 Olimpias S.A.
Design of Belt and Chain Conveyors
Po
rtfo
lio
,
-Drawings of large assemblies
(over 500 parts)
-Creating BOM tables
-Dimensioning of electric motors
A.2.2
-Drawings of Sheet Metal Parts
-Stress analysis of Sheet Metal
Parts
Olimpias S.A.
Design of Belt and Chain Conveyors
Po
rtfo
lio
, A
ng
elo
sR
aft
op
ou
los
A.2.3 Olimpias S.A.
Design of Belt and Chain Conveyors
-Drawings of framework
-Creating tables of
Weldments Cut List
-Stress Analysis of
Weldments
Po
rtfo
lio
,
Po
rtfo
lio
, A
ng
elo
sR
aft
op
ou
los
A.2.4 Olimpias S.A.
Design of Belt and Chain Conveyors
-Drawings of revolved parts
(for lathe)
Po
rtfo
lio
,
(for lathe)
Po
rtfo
lio
, A
ng
elo
sR
aft
op
ou
los
A.2.5 Olimpias S.A.
Design of Belt and Chain Conveyors
-Calculating the transmission
-Sizing Sprockets and Chains
Po
rtfo
lio
,
-Sizing Sprockets and Chains
Po
rtfo
lio
, A
ng
elo
sR
aft
op
ou
los
A.3.1 Olimpias S.A.
Design of Rotating Machines
Po
rtfo
lio
,
-Design of an innovative machine for the
sorting of fruits and vegetables
-Design of a special weighting system for
cups which move in an arc track.
Po
rtfo
lio
, A
ng
elo
sR
aft
op
ou
los
A.3.2 Olimpias S.A.
Design of Rotating Machines
Po
rtfo
lio
,
-3d model in Solidworks
-Construction process
Po
rtfo
lio
, A
ng
elo
sR
aft
op
ou
los
A.3.2 Olimpias S.A.
Design of Rotating Machines
Po
rtfo
lio
,
-Rotating Potato Peeler
-Drawings
-Cutaway view of the central hub
-Disk
-Construction process
Po
rtfo
lio
, A
ng
elo
sR
aft
op
ou
los
A.3.3 Olimpias S.A.
Design of Rotating Machines
Po
rtfo
lio
,
-3d model in Solidworks -Final product
Po
rtfo
lio
, A
ng
elo
sR
aft
op
ou
los
A.4.1 Olimpias S.A.
Design of Moving Mechanisms with Pneumatic Cylinders
Po
rtfo
lio
,
-Construction process
Po
rtfo
lio
, A
ng
elo
sR
aft
op
ou
los
B.1.1 Olympic Mechanical S.A.
Supervising Construction
Po
rtfo
lio
,
-Supervising of the installation of machinery (belt
conveyors) in Recycling Factory ,Heraklion ,Greece
Po
rtfo
lio
, A
ng
elo
sR
aft
op
ou
los
B.2.1 Olympic Mechanical S.A.
Detail Drawing in Autocad 2D (Assistant)
Po
rtfo
lio
,
-Drawings in Autocad 2d
Po
rtfo
lio
, A
ng
elo
sR
aft
op
ou
los
B.2.2 Olympic Mechanical S.A.
3d model in Inventor (Assistant)
Po
rtfo
lio
,
-3d model of a special platform which was on wheels that was
going to be used to approach an airplane so as to facilitate the
inspection of the fuselage.
Po
rtfo
lio
, A
ng
elo
sR
aft
op
ou
los
B.3.1 Olympic Mechanical S.A.
On site draftings
Po
rtfo
lio
,
-Drafting and on hand
sketching
-Quick decisions are taken
when it is obligatory
Po
rtfo
lio
, A
ng
elo
sR
aft
op
ou
los
B.4.1 Olympic Mechanical S.A.
Work Scheduling
-Meeting short delivery deadlines
-Subcontractor tender assessment
- Attending client meetings
-Value management techniques
Po
rtfo
lio
,
Po
rtfo
lio
, A
ng
elo
sR
aft
op
ou
los
B.5.1 Olympic Mechanical S.A.
CNC Machine programming
Po
rtfo
lio
,
-CNC Press Brake
-CNC Three axis drilling machine
-CNC Hydraulic Shear
Po
rtfo
lio
, A
ng
elo
sR
aft
op
ou
los
C.1.1 Freelance Engineer
Electromechanical Studies on Buildings
Po
rtfo
lio
,
-Electrical and Mechanical design/study for
buildings
-Energy efficiency studies for buildings (KENAK,
LEED)
-Energy performance certification of buildings
-Smart house configuration
-Fire safety studies for buildings
-Safety engineer
Po
rtfo
lio
, A
ng
elo
sR
aft
op
ou
los
C.2.1 Solar Systems Contractor
Design and Construction
-3d model
-Electrical Study
-Construction
Po
rtfo
lio
,
-Design and construction of stand-alone
Photovoltaic Systems for buildings
-Design and construction of grid connected
Photovoltaic Systems(Solar parks)
Po
rtfo
lio
, A
ng
elo
sR
aft
op
ou
los
D.1.1 Zefyros
Mechanical Design Engineer (undergraduate)
Dutch Association of
Technology Transfer (ATO)
Energy Research Centre of
Netherlands (ECN)
Po
rtfo
lio
,
-Zefyros is a wind powered vehicle which was built to
compete in the 1st World Race of Wind-Powered Vehicles,
“Racing Aeolus 2008”, in Den Helder, Netherlands.
http://www.windenergyevents.com/ .
Po
rtfo
lio
, A
ng
elo
sR
aft
op
ou
los
D.1.2 Zefyros
Mechanical Design Engineer(undergraduate)
Po
rtfo
lio
,
-CAD along with FEA was used to better validate the design transformation to
the construction of the Vehicle (Static and dynamic analysis).
Requirements which are referred in the notice of the race:
-Vertical projection of all parts do remain within the maximum length and width
of the circumferential bumper.
-Rotor area A<4m2.
-The driver under no circumstances will be able to have contact with the ground
or wheels.
-The rotor will have an individual brake controlled by the driver.
-The WPV will have an individual brake controlled by the driver.
-The rotor will be contained inside a cage with mesh size greater than 0.1m
-The WPV can be towed with blocked rotor.
-The chassis of the WPV provides adequate protection of driver.
Po
rtfo
lio
, A
ng
elo
sR
aft
op
ou
los
D.1.3 Zefyros
Mechanical Design Engineer(undergraduate)
Po
rtfo
lio
,
-Power: 4Kw
-Max speed: 21 mph
-Height: 3.5m
-Width: 2m
-Rotor diameter: 1.95m
-CVT type gearbox
Po
rtfo
lio
, A
ng
elo
sR
aft
op
ou
los
D.1.4 Zefyros
Mechanical Design Engineer(undergraduate)
-Zefyros finished in the fifth position and the team
was awarded for the best use of sustainable
materials and spare parts.
-Zefyros team accomplishments were published in
European and Greek magazines
Po
rtfo
lio
,