22.4 m Motor Catamaran Electric Hybrid propulsion Architecture & Design Andrei Rochian
Convertible Topsides
Electric propulsion system
LOA= 22.4-meter
B= 7.23-meter
Solar Photovoltaic Cells Roof 36 square meters of solar cells
Hybrid Propulsion System Specifications
#### Components:
1. *Electric Motors:*
*Power Rating:* power rating of 30-50 kW per motor
*Motor Type:* Brushless DC (BLDC) motors or Permanent Magnet Synchronous Motors (PMSM)
2. *Internal Combustion Engine (ICE):*
*Type:* A diesel engine
*Power Rating:* A combined power of 200 kW
3. *Battery Bank:*
*Type:* Lithium-Ion (Li-Ion) batteries
*Capacity:* capacity of 200 kWh
4. *Energy Management System (EMS):*
*Function:* Manages power distribution between the solar panels, batteries, electric motors, and ICE.
5. *Charge Controller and Inverter:*
*Function:* Manages the energy flow from the photovoltaic cells to the battery bank and motors.
Solar Energy
*Type:* Monocrystalline silicon solar cells
*Efficiency:* efficiency of around 22%.
Energy Production Calculation:
1. *Area of Solar Panels:* 36 m²
2. *Efficiency of Solar Cells:* 22%
3. *Average Solar Irradiance:* Assuming an average of 5 hours of peak sunlight per day (varies by location)
Daily Energy Production} = 39.6 kWh/day
Annual Energy Production}= 14,454kWh/year

1. *Electric Motors:* BLDC or PMSM, 30-50 kW each.
2. *Internal Combustion Engine:* Diesel, 100-200 kW total.
3. *Battery Bank:* Li-Ion, 100-200 kWh.
4. *Solar Cells:* Monocrystalline silicon with 22% efficiency.
5. *Energy Management:* EMS, charge controller, and inverter setup.
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