The subject motor yacht will be designed with a semi displacement round bilge hull, plumped bow, with twin screw propeller and transom stern. The propulsion system shall be composed of two diesel engines, each driven by a fixed pitch propeller through a reduction gear and flexible coupling.
The Yacht shall be equipped with a twin spade rudder plant, one electric bow thruster and a not-retractable stabilizer fin system designed to provide active roll reduction both in underway and ‘at anchor’ condition.
The electric power required for ship service shall be generated by two diesel generators.
The Builder C.P.N.
Exterior Designer A. Vallicelli & C. Yacht Design
Interior Designer TBD
Naval Architecture Yachting Expertise
Classification Society RINA
Flag RED ENSIGN
The yacht shall have four decks, from here called:
• “A” Deck: Lower deck
• “B” Deck: Main deck
• “C” Deck: Upper deck
• “D” Deck: Sun deck
The complement of the vessel shall be in accordance with the GA Plan, as follows:
• N. 1 Owner's suite
• N. 4 Guest cabins
• N. 1 Captain cabin with a double size bed
• N. 2 Crew's cabins with two beds each
- Length overall (at bow bulbous) 36.60m
- Length at water line. 34.45m
- Breadth moulded 7.60m
- Breadth max (at wing station) 8.25m
- Depth moulded 3.80m
- Gross tonnage 299gt
Full load displacement:
- Light displacement 237t
- Fuel oil 39t
- Lube oil 1t
- Fresh water tanks 9.5t
- Crew/Passengers/Effects 3t
- Provisions 3t
- Ship store (Owner’s Supply) 5t
- Other liquid (Sw,Bilge/Sludge) 1.5t
- Full load displacement 299t
- Draft at full load (from B.L.) 1.95m
- Draft at full load (below skeg) 2.25m
- Light displacement 237t
- Fuel oil 9.5t
- Lube oil 1t
- Fresh water tanks 4.5t
- Crew/Passengers/Effects 3t
- Provisions 1.5t
- Ship store (Owner’s Supply) 5t
- Trial displacement 271.5t
- Fuel oil tanks 47,500 litres
- Dirty oil tank 0,650 litres
- New oil tank 0,800 litres
- Fresh water tank 9,500 litres
- Grey/Black water tanks 7,500 litres
- Sludge tank 0,900 litres
- Bilge tank 2,200 litres
The yacht shall be equipped with two resilient mounted diesel engines model MAN D2868 LE425 rated at 588 KW @ 2100 rpm, complying with applicable resolution on exhaust gas emission.
The yacht shall be equipped with two diesel generators model Kohler 80EFOZDJ by 80ekW 400 VAC 50 Hz at 1500 rpm; the generators shall be ready for automatic parallel and the diesel engine shall be in compliance with the applicable resolution on exhaust gas emission. Each of the main generators shall be capable to satisfy the ship necessities, under normal operation.
SPEED AND RANGE
The yacht shall be designed for the following speed at trial displacement:
• maximum speed of 14.0 knots with Main Engine at 100% of MCR
• cruising speed of 12.0 knots with Main Engine at 50% of MCR
• economical speed of 10 knots
The range of the ship at the trial displacement shall be as follows:
• 3600 miles at cruising speed
• 6000 miles at economical speed
NOISE LEVELS AND VIBRATIONS
The following noise levels at anchor and cruising speed condition shall be not exceed:
- External aft main and upper decks 60 db(A)
- Guest cabins 40 db(A)
- Crew cabins 50 db(A)
- Owner suite 40 db(A)
- Living rooms, saloon 45 db(A)
- Wheelhouse 50 db(A)
- External aft main and upper decks 70 db(A)
- Guest cabins 52 db(A)
- Crew cabins 58 db(A)
- Owner suite 45 db(A)
- Living rooms, saloon 55 db(A)
- Wheelhouse 55 db(A)
CLASSIFICATION AND CERTIFICATION
The yacht, including its machinery, equipment and outfitting, will be constructed in accordance with the rules and regulations of Registro Italiano Navale for classification of charter yacht and in compliance with REG CODE Part.A.
The following class notation shall be assigned:
The hull form shall be of bilge round type with level keel, good dead rise, transom stern and plumped shape bow and bow bulbous. The hull shall be also fitted with a skeg having adequate strength for docking purposes. The hull shall be built in high tensile steel.
The structure above the main hull deck shall be of sea water resistant aluminium alloy construction and shall include external and internal deck casings and decks.
All preparation of surfaces and application of coating materials shall be made in accordance with product manufacturer’s recommendations instructions.
The hull top side and superstructure shall be faired and painted to Boero® or Awlgrip® system, with white top coat colour at Owner’s choice.
AIR CONDITIONING AND VENTILATION
An Heinen & Hopman® air conditioning plant shall be realized with centralized units, suitable to provide the best efficiency for a vessel of this type. All living quarters and interior spaces shall be provided with fan-coil units that receive their fresh air through fresh air units. All sanitary spaces shall be provided with forced exhaust ventilation.
The air conditioning system shall be designed and installed with the purpose of providing the maximum comfort of the guests and crew through the control of: temperature, humidity, air purity and velocity.
The plant shall de designed to meet the following ambient conditions:
Summer Outside Inside
Temperature dry bulb 34°C max 21° ± 1°C
Relative humidity 85% max 55% ± 5%
Sea water temperature 32°C max
Temperature dry bulb -3°C min 20° ± 1°C
Relative Humidity 90% max 45% ± 5%
Sea water temperature 4°C min
ENGINE ROOM VENTILATION
The engine room shall be fitted with two supply fans with control switch locally and in the engine room. The system shall ensure that cool air is provided to the air inlets of all combustion machinery, to ensure that engines do not de-rate because of high inlet air temperature.
The heat load from the engine room will be eliminated by an internal cooling system. This system consist of four chilled water cooled cooling units, which are connected to the accommodation chilled water system.
Two electrically driven vertical anchor windlasses made by Opem Sistemi® complete with galvanised steel chain lifter and polished stainless steel warping head shall be provided.
Two electrically driven capstans made by Opem Sistemi® with under deck motors and gear case and with a polished stainless steel warping head shall be fitted on the aft deck, on each side, on properly re-enforced seats.
One set of electric driven non retractable type anti-rolling fins made by CMC MARINE® shall be provided. The fins construction shall be in steel and fiberglass.
A bow thruster unit shall be installed in a transverse tunnel in a suitable location in the stem forefoot.
The unit shall be manufactured by an electric motor of 52 kW, turning a twin fixed pitch screw propellers.
One Opem Sistemi® electro-hydraulic and assisted steering gear shall be provided to allow the rudders to be drive by two hydraulic actuator cylinders, connected to the tillers.
The two tillers shall be cross connected.
The emergency hydraulic steering by the hand pump is also foreseen.
One electro-hydraulic telescopic retractable stern gangway will be fitted, at transom starboard side under the main deck. The gangway should have at least a clear width of at least 600 mm between the handrails and a suitable length to be deployed of at least 2.4 meter over the stern platform. The gangway shall be of aluminium alloy construction with teak treads, lighting and grating complete with out-board rubber wheels and portable polished stainless steel handrails. The gangway shall have tilting capabilities (approximately 15° both up and down) and a facility to support door bell cable.
The accommodation layout will be according with the general arrangement drawing. The interior of the vessel is based on the premise that the design shall be of a common and uniform style in detail and construction throughout all areas. The exception being the crew area, which shall be somewhat simpler, none the less, no lowering standards of construction, plumbing, lighting or finish shall be accepted. The Interior construction standard are refenced to Motor Yacht “K 584” built by C.P.N.
In the layout of the spaces and the various services, every possible advantage shall be taken of the available space and the various fittings are disposed and fitted in the most efficient manner. Fittings and items of equipment, which require ready access for operation or maintenance, shall be placed in positions so that access is secured without undue disturbance of other fittings in the immediate vicinity. Where it is necessary for maintenance of plant and concealed systems, secret detachable panels shall be installed.
All the exterior decks and stairs, excluding foredeck and sun deck, will be planked in natural teak having a finished thickness of 12 mm.
Teak shall be of first quality and it shall be well laid out with margin planks and the planking following the curve of the gunwale and checked into a king plank. The teak planks used shall be not less than 3.0 meters long and 60 mm wide.
The whole of the electrical installation shall be designed, installed and tested in accordance with the Classification Society requirements and shall be of a type proven satisfactory for marine use. The installation shall be splash proof in the interior and totally waterproof in the exterior areas. All cables shall be numbered and marked on a proper drawing.
The performance/rating of electrical equipment shall be determined on the basis of:
- Sea water temperature 32 °C
- Engine room ambient air temperature 45 °C
Consideration shall be given, in the selection of electrical/electronic equipment, to the ambient temperatures to be encountered when the yacht is not in use and without power. Care shall be taken with the selection and location of electrical equipment to ensure adequate protection against damage in service from water, steam, oil, humidity, vibration. Equipment should be arranged so as to facilitate easy access for maintenance.
The ship’s Electric Generating Plant (EGP) shall consist of:
- Two (2) diesel driven main generators Kohler 80EFOZDJ by 80 eKW
- 24 VDC Emergency batteries
- One (1) Shore Power Converter by 75 KVA
The shore power shall run through a air cooled ASEA POWER® frequency converter of
75 KVA, installed in the engine room space, with the following main characteristics:
Power 75 KVA / 60 kW
Input 3 phase, 180/520 VAC, 50-60 Hz
Output 3 phase, 400 VAC – 50 Hz
MACHINERY CONTROLS ALARMS AND INSTRUMENTATION
An alarms, monitoring and control system shall be installed on board in accordance with Classification Society requirements and class notation. The system shall consist of:
• one main station in the crew mess, with 17” LCD monitor;
• one main station on the bridge, with 17” LCD monitor;
• one repeater panel in the storage area
The Monitoring and Control systems shall be designed to interface with most of the electrical devices onboard. The electrical signals are gathered and delivered to the main processor through a CAN bus network, then routed to the LCD displays connected by an Ethernet link, and then presented on the screen, in order to allow the user getting all the available information at a glance.
The user can also remotely operate the devices by means of the touch-screen integrated in the display units as far as allowed by the UMS notation.