BWTS Selection Considerations

1. Ship Characteristics

1.1. Electrical System

1.1.1. Instrumentation

1.1.2. Power

1.2. Ventilation

1.3. Ballast Capacity

1.4. Location and quantity of space

1.4.1. Hazardous area

1.4.2. Non-hazardous area

1.5. Aft Ballast

1.6. Pump Type/Location

1.7. Ship Type

1.7.1. Bulk Carriers

1.7.2. Tankers

1.7.3. Containerships

1.7.4. Other Vessels

2. Power Usage

2.1. Treatment

2.2. Pump

2.3. Addition weight to ship

3. Operation and Maintanence

3.1. Labor

3.2. Monitoring

3.2.1. Compliance

3.2.2. Sensors

4. Port Locations

4.1. Out of EEZ

4.2. Great Lakes

5. Physical Impact on Ship

5.1. Weight

5.2. Variability

5.2.1. Modular

5.2.2. Skid

5.3. Volume

5.4. Storage

5.4.1. Active Substance

5.4.2. Water for EC unit

6. Cost

7. Time Ballasting and De-Ballasting

7.1. Rate

7.1.1. Added Pump

7.1.2. Filteration

7.1.2.1. Backwash time

7.2. Treatment on outlet

7.2.1. Gravity Discharge

7.2.2. Neutralization

7.2.3. UV Outlet Treatment

8. Treatment Requirements

8.1. Salinity Range

8.2. Water Temperature

8.3. Voyage Length

8.3.1. Enough contact time for chemicals

8.4. Pump Requirments

8.4.1. Added pressure from BWTS