3. di lazzaro - il programma platino€¦ · title: microsoft powerpoint - 3. di lazzaro - il...

IL PROGRAMMA PLATINO

Massimo Di Lazzaro22 Gennaio 2019

Casa dell’Aviatore (sala Baracca)Seminario “5G, dallo Spazio alla Rete”

Plants

CONFIDENTIAL SITAEL PROPERTY

Mola di Bari, ITALY

Pisa, ITALY

Forlì, ITALY

Rome, ITALY

Veria, GREECE

Adelaide, AUSTRALIA

Beijing, CHINA

CONFIDENTIAL SITAEL PROPERTY

The Largest Privately Owned Italian Space Company

SMALL SATELLITES

ADVANCED PROPULSION

SPACE AVIONICS

380 highly qualifiedemployees

34,2 averageage

State-of-the-art facilities

Turn-keysolutions

Small Satellites Solutions

SITAEL S-50ESEO Satellite (ESA) -IOV-IOD

SITAEL S-75uHETsat (ESA)

-P/L up to 20kg/30W

-Low cost missions-IOV/IOD applications-EO (Low Res. PAN/VIS)- EO constellation (TIR)

SITAEL S-200

-P/L up to 80kg/120W

-Scalable platform-Multi-purpose- EO missions:

High Res. PAN-VISNIR/SWIR/TIR Multi-spectral P/L

-Integrated EO const. -Small TLC payloads

SITAEL S-300

-P/L up to 100kg/1kW

-High power missions-EO missions:

High Res.Hyper-Sp.Small SAR

- Telecom missions(LEO/MEO HTS const.)

SITAEL offers a complete Small SatellitesProduct Line, based on smart, modular andscalable platform solutions, able to cover awide range of possible missions/applications insatellites-class range from 50 kg to 300 kg.

5

Mission AnalysisRequirements AnalisysMission Concepts Business Plan

Satellite Design Configurable architecture Multiple Payload AccomodationIn-house subsystems and units

Satellite Manufacture & TestComplete AIV-AIT processThermal-Vacuum TestingRadiation Verification, EMC and Vibration Testing

Launch ManagementSelection of the launch vehicleLaunch campaign operations

Services and OperationsIn Orbit CommissioningIn Orbit OperationsGround Segment

COMPETENCES

6

IL PROGRAMMA PLATINO

PLATINO CONTEST• ASI has been able to react on time to rapid growing of the interest

towards the small satellites for different mission in the Earth and interplanetary orbit

• ASI intends to support technological development to implement a new generation of Small Platform:– Modular – Multi-mission and multi payload– Competitive in the Commercial International Market– Based on flight proven Italian technologies

• PLATINO will implement a Product Line based on an Italian Production filiere centered on Italian Technologies, spurring Industries and Research centers competence grow .

23-Jan-19 CONFIDENTIAL SITAEL PROPERTY 7

PLATINO OBJECTIVES

• Technological – Identify and develop state of art technologies for small satellites adding those

out of the Italian portfolio

• Product– Implement a state of art multi mission small platform, capable of operating in

different mission scenarios and different payload for Institutional and commercial market;

• Competitivity – Implement an Industrial product line with a competitive, at international

commercial level, in price and delivery time.


Deliverables

• Platform Design and Development• End to End Mission Design for two diffent Payload including satellite

Design and development to demonstrate the capability to operate with:– Synthetic Aperture Radar– Thermal Infrared

• Design and Development of the two Payload• Design and Development of the Platino Ground Segment


Some Programmatic Requirement

• Launch of the First Satellite within 36 months• Development cost for the first Platform. • Launch of the second Platform within 60 months (all the new Italian

technologies have to be present on board of the second satellite). • Development cost for the second Platform. • Lead Time At the end of the Program the Industrial consortium must be able

to deliver any of the recurrent configuration in less than 12 months.• Maximum Platform production cost• Solidity of the production line The Team shall maintain the production line

to to deliver the requited items with requested lead time and cost.


Platino Platform

• Main design drivers:– Launch Mass: < 200 kg (P/L up to 80 kg)– High level of technological innovation– High competitiveness: performances vs cost – Multi-applicability: suitable for a wide range of

missions in LEO (300-1200 km)• P/F Re-configurability: Platform baseline and options• Multi-purpose Payload I/F Design

– All-electric propulsion system

23-Jan-19 11CONFIDENTIAL SITAEL PROPERTY

Platino Platform

• Multi-applicability for a wide set of missions, e.g.:• Earth Observation missions

– Hi-Res Optical (LEO and very-LEO):• Hyperspectral • Panchromatic • Very Near Infrared (VNIR)• Thermal Infrared (TIR)

– Mini-SAR, active or passive

• Telecom missions (high throughput or low data rate) • Deployment in constellations (> 20 satellites)


Panchromatic

VNIR

TIR

SAR

Platino Platform

• New mission features thanks to Key Enabling Technologies (KETs):

• Configurable high-efficiency solar array• Compact PCDU and Li-Ion batteries• Mini-SADA

Mgmt of payloads up to 1kW power (SAR, Telecom)Adaptations to various mission profiles/flight attitudes

• Mini-CMG (up to 5 deg/s slew rate)• Compact high performance multi-head STR• Optical gyros

EO (Optical Hi-res and SAR) state-of-art pointing performance Off-nadir rapid re-pointing

• Low power HET electric propulsion• Mini-HET and mini-PPU

Missions in very LEO (orbit keeping at 350 km) 3 years lifetime with low propellant massS/C orbital deployment capability (constellations)

Platino Platform


• High data rate X-band PDHT (500 Mbps) • Active X-band Antenna• Integrated S-band/X-band systems • Inter-satellite Link (Ka)

Managing high volume P/L data downlink

Manage downlink with reduced GS availability

Efficient communications inter-satellite (constellations)

• Optimized smallsat structure layout (10% of S/C mass)

• Flexible design • Use of Additive Manufacturing • Micro-heat pipes

Multi-mission (P/L) bus structure

Compatibility with wide range of LV

Improved production process

Capability to manage high dissipation P/Ls

Platino Platform

• The platform can accommodate different payloads, with the following I/F data


Multi-Payload I/F Value

P/L Mass From 40 to 90 kg

P/L Volume (LxWxH) Different shapesUp to 750x750x670 mm3

OOA Power Consumption Up to 200 W (avg)(peak up to 1 kW for 10% dutycycle)

Power bus Voltage Unregulated bus at 22V – 38V

Payload TM-TC I/F CANbus+Spacewire+1553

Platino Platform

• Electric Propulsion Subsystem:– Based on SITAEL HT100 HET, the smallest and lowest power HET largely qualified on

ground (>220 hours):• Thruster mass: < 440 g• Thrust: 6 – 18 mN• Isp: 1000 – 1600 s• Power: 120 – 350 W

– Tank design (3 sizes) depending on mission needs• 5-10-15 kg

– Xenon flow control based on thruster electrical parameters– The system can provide a Delta V up to 1 km/s


Platino Platform

• Electrical Power Subsystem: – Power generation up to 1 kW (4x 264W solar

arrays)– Different Solar Array configurations according to

mission requirements• Configuration with 3 solar arrays, 1 body-mounted

and 2 deployable• Configuration with 4 solar arrays, 2 body-mounted

and 2 deployable (in picture)• Configuration with 4 deployable solar arrays• Configuration with 2 deployable and drivable solar

array wings (4 panels) with SADA

– Battery capacity up to 1.5 kWh


Platino Platform

• AOCS: 3- axis stabilized, high performance sensors and actuators– Pointing accuracy: < 0.05°– Pointing knowledge: <0.006°– Slew rate: up to 5°/s – Star Trackers (2 or 3 optical heads)– Mini-Control Moment Gyros (M-CMG)

• Communication Subsystem:– S-Band TT&C– X-Band Payload Data Transmission (500 Mbps

with active steerable X-band antenna– Ka-Band ISL (50-100 Mbps)


TAS-I mCMG prototype

S-Band Transceiver RF module based on RF-on-PCB approach

Platino Application Scenarios

• Different mission scenarios have been studied to illustrate the platform capacities1. very-LEO Hi-Res constellation, two

case studies:• Panchromatic/multispectral camera• Hyperspectral VNIR/TIR payloads

2. Mini-SAR constellation (active or passive)

3. HTS Telecom mission

• Two mission selected: Radar and TIR


Mini-SAR mission @ 410 km

HTS Telecom mission @ 1400 km

Active SAR mission @ 410 km

Active mini-SAR Mission

• The second application analyzed is an active mini-SAR mission• Mission parameters:

– Altitude: 410 km– Orbit inclination spans in the range 35°-60°– AoI: European and Mediterranean area– Constellation of 14 satelliteshourly revisit time

• Payload: – Mini-SAR (provided by Thales Alenia Space Italia)

• Mass: 75 kg• Operating power: 750 W (during operations), 70 W (stand-by)• Antenna dimensions: 3 x 0.7 m2


Active mini-SAR Mission

• S-200 configured for SAR missions:– Solar Array configuration with 4 solar

panels (deployable, “flower” configuration)

– Payload Support Structure optimized for the accommodation of SAR

– High performing AOCS subsystem with 3 Star Tracker heads and Mini-CMG

– X-band antenna for payload data downlink on +Z panel (Nadir pointing)


Telecom HTS Mission

• Telecom HTS mission• The S-200 is very well suited for application in Telecom mega-

constellations (“OneWeb-like”), thanks to its high competitiveness in terms of performances vs cost.

• Orbit: 1400 km altitude, polar (inclination 90°)• Payload parameters used for dimensioning:

– Ka-Band– Mass: 45 kg– Operating power: 120 W (EOL, avg, continuous consumption)

• Lifetime: 3 years


Telecom HTS Mission

• S-200 configured for telecom missions:– Solar Array configuration with 4 solar

panels (deployable and drivable, with SADA); peak power generation capabilities up to 1 kW

– PLIU for payload data handling, command & control and thermal interfaces

– AOCS subsystem with 2 Star Tracker heads and 4 Reaction Wheels

– +Z Nadir pointing, yaw-steering law to keepthe solar panels in proper alignment


Costellazione TLC (M2M + Data Storage)

25 Luglio 2018 CONFIDENTIAL SITAEL PROPERTY 24

TLC constellation

Prestazione Soluzione 1 Soluzione 2 Soluzione 3

Numero totale satelliti 21 24 27

Numero piani (Satelliti per piano) 3 (7) 3 (8) 3 (9)

Quota [km] 1000 1000 1000

Inclinazione [deg] 45.82 45.32 47.07

Copertura giornaliera [%]

(minima elevazione = 5 deg)97.7-99.9 100 100

Copertura giornaliera [%]

(minima elevazione = 10 deg)86.1-89.2 93.3-95.5 99.0-100

# Utenti massimi

totali

Banda = 500kbps 302400 345600 388800

Banda = 2 Mbps 75600 86400 97200

Banda = 10 Mbps 15120 17280 19440


Parametro Valore

Banda disponibile per satellite 7.2 Gbps

Banda terminale utente Ku – 12-18 GHz

Banda gateway Ka – 26.5-40 GHz

Tempi di latenza < 50 ms

Banda utente 500-2000 kbps

Numero Utenti nell’Area di Interesse 3600-14400

Footprint area (FOV > 40 deg, h=1000 km) 2.2 M km^2

• Servizio di telecomunicazione M2M in banda Ku• Riferimenti design da stato dell’arte

– OneWeb (concept), StarLink (concept), O3b (operativo)

• Quota operativa– 1000 km

• FOV > 40 deg• Footprint: 2,2M km^2

– Tutto il territorio italiano

• Garantita copertura di qualsiasi zona in Italia – Regione selezionabile tramite ripuntamento piattaforma– Percentuale copertura tempo disponibilità servizio

• 100% = copertura continua• 86.1% = 20.5 ore al giorno

TLC constellation


Garantita copertura su tutte le regioni con latitudine 30-50° (Nord/Sud)

Utilizzabilità del servizio worldwide

Copertura potenziale Esempio copertura altre AoI

SERVIZI ACCESSORI – DATA STORAGE

• Servizio non disponibile sul mercato– Disponibilità di proof-of-concept e start-up (es: SpaceBelt)

• Dimensionamento di massima– Piattaforma SITAEL S-200: payload <= 80 kg– Requisiti peso vs spazio di archiviazione (kg/TB)

• Data Storage System– Capacità: 20 Tbit– Massa: < 20 kg (P/L secondario)– Data rate: 20 Gbps (input), 4 Gbps (downlink)


Prestazione Satelliti TLC

Massa disponibile ai payload [kg] 80

Massa sistema comunicazione [kg] 27

Massa sottosistemi payload [kg] 26

Massa archiviazione [kg] 26

Stima peso vs storage [Tbit/kg] 1

Capacità archiviazione per satellite [Tbit] ~ 20

Ridondanza dati 2

Capacità media per satellite [Tbit] ~10

Continuità accesso dati SI

Conclusions

• The S-200 “PLATiNO” platform is:


…modular and re-configurable

…highly competitive (performance vs cost)

… an all-electric mini-platform (< 200 kg)

…suited for a wide range of applications (from EO to Telecom)

…suited for deployment in medium-large constellations

Conclusions

• The S-200 is currently in development (B phase) in frame of the ASI program PLATiNO

• SITAEL is leading a consortium of other Italian top players

• S-200 first flight in Q1 2020 (second flight in Q1 2022)

• The platform is already under evaluation for commercial constellations (EU, extra-EU)


3. di lazzaro - il programma platino€¦ · title: microsoft powerpoint - 3. di lazzaro - il...

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