One BAY of cargo hold container were cancelled, and due to LNG bunker station arranged on maindeck, total abt. 368 TEUs were lost, including 80 Reefer containers. 一个货舱集装箱被取消，由于主甲板上布置了 LNG 加注站，总共损失了大约 368 个标准箱，其中包括 80 个冷藏集装箱。
2
LNG TANK LNG 罐
LNG 罐（C 型）的容量约为 7000 m 3，布置在第二层甲板下方。 最小罐压：4.7 barg
The capacity of LNG Tank (Type C) is abt. 7000 m 3 , arranged below 2nd deck.
Minimum tank pressure: 4.7 barg
The capacity of LNG Tank (Type C) is abt. 7000 m 3 , arranged below 2nd deck.
Minimum tank pressure: 4.7 barg| The capacity of LNG Tank (Type C) is abt. 7000 m 3 , arranged below 2nd deck. |
| :--- |
| Minimum tank pressure: 4.7 barg |
Hull 船体
1
Hull stucture modification 船体结构改造
1)FR163 and FR179 transverse bulkhead need to be replaced (the original ones to be removed) 1）FR163 和 FR179 横向隔板需要更换（原来的要去掉）
2) LNG Compartments such as TCS/FPR/N2 R00M/Bunker station etc. will be added as shown in GA. 2） 将添加 LNG 隔间，如 TCS/FPR/N2、R00M/加注站等，如 GA 所示。
3) Maindeck and container support strengthen structure under maindeck will be set. 3） 将设置主甲板和主甲板下的集装箱支撑加固结构。
4) TYPE C tank and foundation and strengthen structure will be added. 4） 将增加 C 型水箱和地基和加固结构。
5) hatch coaming will be modified. 5） 影线围板将被修改。
The new main hull structure compared with original is about 1020 (additional material of steel) excluding C tank. 与原来的相比，新的主船体结构约为 1020（额外的钢材），不包括 C 油箱。
1)FR163 and FR179 transverse bulkhead need to be replaced (the original ones to be removed)
2) LNG Compartments such as TCS/FPR/N2 R00M/Bunker station etc. will be added as shown in GA.
3) Maindeck and container support strengthen structure under maindeck will be set.
4) TYPE C tank and foundation and strengthen structure will be added.
5) hatch coaming will be modified.
The new main hull structure compared with original is about 1020 (additional material of steel) excluding C tank.| 1)FR163 and FR179 transverse bulkhead need to be replaced (the original ones to be removed) |
| :--- |
| 2) LNG Compartments such as TCS/FPR/N2 R00M/Bunker station etc. will be added as shown in GA. |
| 3) Maindeck and container support strengthen structure under maindeck will be set. |
| 4) TYPE C tank and foundation and strengthen structure will be added. |
| 5) hatch coaming will be modified. |
| The new main hull structure compared with original is about 1020 (additional material of steel) excluding C tank. |
The WinGD 8X92-B shall be converted to WinGD 8X92DF-2.0 iCER (Diese1).
One (1) iGPR with one (1) Coriolis type flow meter shall be provided integrated on main engine.
Double wall pipe for fuel gas supply, double wall ventilation fans shall be provided.
The WinGD 8X92-B shall be converted to WinGD 8X92DF-2.0 iCER (Diese1).
One (1) iGPR with one (1) Coriolis type flow meter shall be provided integrated on main engine.
Double wall pipe for fuel gas supply, double wall ventilation fans shall be provided.| The WinGD 8X92-B shall be converted to WinGD 8X92DF-2.0 iCER (Diese1). |
| :--- |
| One (1) iGPR with one (1) Coriolis type flow meter shall be provided integrated on main engine. |
| Double wall pipe for fuel gas supply, double wall ventilation fans shall be provided. |
The four (4) diesel auxiliary engines ( 3,800kWxx23,800 \mathrm{~kW} \times 2 sets, 4,300kWxx24,300 \mathrm{~kW} \times 2 sets) shall be converted to dual fuel type auxiliary engines.
Four (4) gas valve unit with gastight enclosure with Coriolis type gas flow meter shall be provided. Double wall pipe for fuel gas supply, double wall ventilation fans shall be provided.
The four (4) diesel auxiliary engines ( 3,800kWxx2 sets, 4,300kWxx2 sets) shall be converted to dual fuel type auxiliary engines.
Four (4) gas valve unit with gastight enclosure with Coriolis type gas flow meter shall be provided. Double wall pipe for fuel gas supply, double wall ventilation fans shall be provided.| The four (4) diesel auxiliary engines ( $3,800 \mathrm{~kW} \times 2$ sets, $4,300 \mathrm{~kW} \times 2$ sets) shall be converted to dual fuel type auxiliary engines. |
| :--- |
| Four (4) gas valve unit with gastight enclosure with Coriolis type gas flow meter shall be provided. Double wall pipe for fuel gas supply, double wall ventilation fans shall be provided. |
The fuel oil type auxiliary engines ( 5,000kg//h5,000 \mathrm{~kg} / \mathrm{h} ) can be converted to dual fuel type auxiliary boiler ( 5,000kg//h5,000 \mathrm{~kg} / \mathrm{h} at both diesel mode and gas mode). Not need GCU function, because type C LNG storage tank arranged.
One (1) gas valve unit (GVU) with one (1) Coriolis type fuel gas flow meter shall be provided.
Double wall pipe for fuel gas supply, double wall ventilation fans shall be provided.
The fuel oil type auxiliary engines ( 5,000kg//h ) can be converted to dual fuel type auxiliary boiler ( 5,000kg//h at both diesel mode and gas mode). Not need GCU function, because type C LNG storage tank arranged.
One (1) gas valve unit (GVU) with one (1) Coriolis type fuel gas flow meter shall be provided.
Double wall pipe for fuel gas supply, double wall ventilation fans shall be provided.| The fuel oil type auxiliary engines ( $5,000 \mathrm{~kg} / \mathrm{h}$ ) can be converted to dual fuel type auxiliary boiler ( $5,000 \mathrm{~kg} / \mathrm{h}$ at both diesel mode and gas mode). Not need GCU function, because type C LNG storage tank arranged. |
| :--- |
| One (1) gas valve unit (GVU) with one (1) Coriolis type fuel gas flow meter shall be provided. |
| Double wall pipe for fuel gas supply, double wall ventilation fans shall be provided. |
Two (2) ventilation fans (explosion proof type) shall be arranged for Tank Connection Space (TCS), each abt. 16, 000m3/h.
Two (2) ventilation fans (explosion proof type) shall be arranged for Fuel Preparation Room (FPR), each abt. 20, 000m3/h.
Each one (1) ventilation fan (explosion proof type) shall be arranged for LNG bunkering station (P&S), each abt. 3,000m3//h3,000 \mathrm{~m} 3 / \mathrm{h}.
Two (2) ventilation fans (explosion proof type) shall be arranged for Tank Connection Space (TCS), each abt. 16, 000m3/h.
Two (2) ventilation fans (explosion proof type) shall be arranged for Fuel Preparation Room (FPR), each abt. 20, 000m3/h.
Each one (1) ventilation fan (explosion proof type) shall be arranged for LNG bunkering station (P&S), each abt. 3,000m3//h.| Two (2) ventilation fans (explosion proof type) shall be arranged for Tank Connection Space (TCS), each abt. 16, 000m3/h. |
| :--- |
| Two (2) ventilation fans (explosion proof type) shall be arranged for Fuel Preparation Room (FPR), each abt. 20, 000m3/h. |
| Each one (1) ventilation fan (explosion proof type) shall be arranged for LNG bunkering station (P&S), each abt. $3,000 \mathrm{~m} 3 / \mathrm{h}$. |
5
Fire fighting system 消防系统
The water distribution system shall be fitted in way of the hull under the LNG shore connections to provide a low pressure water curtain for additional protection of the hull steel and the ship's side structure. 配水系统应安装在 LNG 岸连接下的船体中，以提供低压水幕，以进一步保护船体钢材和船舷结构。
The fixed dry chemical powder extinguishing system shall be provided for fire fighting on LNG bunker station. The whole system will comply with the requirement of the Rule and Regulations concerned. The powder containing vessels shall be placed outside the bunker station. 应设置固定式干粉灭火系统，用于 LNG 加注站的灭火。整个系统将符合有关规则和条例的要求。盛有火药的容器应放置在加注站外。
Suitable nozzles shall be installed in a way that the powder can reach the LNG crossover manifold area. 应安装合适的喷嘴，使粉末能够到达 LNG 交叉歧管区域。
The water distribution system shall be fitted in way of the hull under the LNG shore connections to provide a low pressure water curtain for additional protection of the hull steel and the ship's side structure.
The fixed dry chemical powder extinguishing system shall be provided for fire fighting on LNG bunker station. The whole system will comply with the requirement of the Rule and Regulations concerned. The powder containing vessels shall be placed outside the bunker station.
Suitable nozzles shall be installed in a way that the powder can reach the LNG crossover manifold area.| The water distribution system shall be fitted in way of the hull under the LNG shore connections to provide a low pressure water curtain for additional protection of the hull steel and the ship's side structure. |
| :--- |
| The fixed dry chemical powder extinguishing system shall be provided for fire fighting on LNG bunker station. The whole system will comply with the requirement of the Rule and Regulations concerned. The powder containing vessels shall be placed outside the bunker station. |
| Suitable nozzles shall be installed in a way that the powder can reach the LNG crossover manifold area. |
Bilge water in fuel gas handling system electrical equipment room and N2 room shall be discharged overboard by one (1) educator of 10m3//hxx4.510 \mathrm{~m} 3 / \mathrm{h} \times 4.5 barg.
Bilge water in fuel gas handling room, tank connection space and LNG bunker station shall be lead overboard directly.
Bilge water in LNG fuel tank hold space shall be discharged overboard directly by one (1) eductor driven of 5m3//hxx4.55 \mathrm{~m} 3 / \mathrm{h} \times 4.5 barg by sea water from the fire deck wash line.
Bilge water in fuel gas handling system electrical equipment room and N2 room shall be discharged overboard by one (1) educator of 10m3//hxx4.5 barg.
Bilge water in fuel gas handling room, tank connection space and LNG bunker station shall be lead overboard directly.
Bilge water in LNG fuel tank hold space shall be discharged overboard directly by one (1) eductor driven of 5m3//hxx4.5 barg by sea water from the fire deck wash line.| Bilge water in fuel gas handling system electrical equipment room and N2 room shall be discharged overboard by one (1) educator of $10 \mathrm{~m} 3 / \mathrm{h} \times 4.5$ barg. |
| :--- |
| Bilge water in fuel gas handling room, tank connection space and LNG bunker station shall be lead overboard directly. |
| Bilge water in LNG fuel tank hold space shall be discharged overboard directly by one (1) eductor driven of $5 \mathrm{~m} 3 / \mathrm{h} \times 4.5$ barg by sea water from the fire deck wash line. |
7
No. Item Modification description
General
1 Container capacity One BAY of cargo hold container were cancelled, and due to LNG bunker station arranged on maindeck, total abt. 368 TEUs were lost, including 80 Reefer containers.
2 LNG TANK "The capacity of LNG Tank (Type C) is abt. 7000 m 3 , arranged below 2nd deck.
Minimum tank pressure: 4.7 barg"
Hull
1 Hull stucture modification "1)FR163 and FR179 transverse bulkhead need to be replaced (the original ones to be removed)
2) LNG Compartments such as TCS/FPR/N2 R00M/Bunker station etc. will be added as shown in GA.
3) Maindeck and container support strengthen structure under maindeck will be set.
4) TYPE C tank and foundation and strengthen structure will be added.
5) hatch coaming will be modified.
The new main hull structure compared with original is about 1020 (additional material of steel) excluding C tank."
2 FEM recalculate FEM calculation needs to be redone
3 Type C LNG TANK Tank structure abt. 520 tons
4 LNG TANK insulation Insulation and wood etc. abt. 85tons
5
Machinery
1 Main engine "The WinGD 8X92-B shall be converted to WinGD 8X92DF-2.0 iCER (Diese1).
One (1) iGPR with one (1) Coriolis type flow meter shall be provided integrated on main engine.
Double wall pipe for fuel gas supply, double wall ventilation fans shall be provided."
2 Auxiliary Engine "The four (4) diesel auxiliary engines ( 3,800kWxx2 sets, 4,300kWxx2 sets) shall be converted to dual fuel type auxiliary engines.
Four (4) gas valve unit with gastight enclosure with Coriolis type gas flow meter shall be provided. Double wall pipe for fuel gas supply, double wall ventilation fans shall be provided."
3 Auxiliary boiler "The fuel oil type auxiliary engines ( 5,000kg//h ) can be converted to dual fuel type auxiliary boiler ( 5,000kg//h at both diesel mode and gas mode). Not need GCU function, because type C LNG storage tank arranged.
One (1) gas valve unit (GVU) with one (1) Coriolis type fuel gas flow meter shall be provided.
Double wall pipe for fuel gas supply, double wall ventilation fans shall be provided."
4 Ventilation "Two (2) ventilation fans (explosion proof type) shall be arranged for Tank Connection Space (TCS), each abt. 16, 000m3/h.
Two (2) ventilation fans (explosion proof type) shall be arranged for Fuel Preparation Room (FPR), each abt. 20, 000m3/h.
Each one (1) ventilation fan (explosion proof type) shall be arranged for LNG bunkering station (P&S), each abt. 3,000m3//h."
5 Fire fighting system "The water distribution system shall be fitted in way of the hull under the LNG shore connections to provide a low pressure water curtain for additional protection of the hull steel and the ship's side structure.
The fixed dry chemical powder extinguishing system shall be provided for fire fighting on LNG bunker station. The whole system will comply with the requirement of the Rule and Regulations concerned. The powder containing vessels shall be placed outside the bunker station.
Suitable nozzles shall be installed in a way that the powder can reach the LNG crossover manifold area."
6 Bilge system "Bilge water in fuel gas handling system electrical equipment room and N2 room shall be discharged overboard by one (1) educator of 10m3//hxx4.5 barg.
Bilge water in fuel gas handling room, tank connection space and LNG bunker station shall be lead overboard directly.
Bilge water in LNG fuel tank hold space shall be discharged overboard directly by one (1) eductor driven of 5m3//hxx4.5 barg by sea water from the fire deck wash line."
7 | No. | Item | Modification description |
| :--- | :--- | :--- |
| | General | |
| 1 | Container capacity | One BAY of cargo hold container were cancelled, and due to LNG bunker station arranged on maindeck, total abt. 368 TEUs were lost, including 80 Reefer containers. |
| 2 | LNG TANK | The capacity of LNG Tank (Type C) is abt. 7000 m 3 , arranged below 2nd deck. <br> Minimum tank pressure: 4.7 barg |
| | Hull | |
| 1 | Hull stucture modification | 1)FR163 and FR179 transverse bulkhead need to be replaced (the original ones to be removed) <br> 2) LNG Compartments such as TCS/FPR/N2 R00M/Bunker station etc. will be added as shown in GA. <br> 3) Maindeck and container support strengthen structure under maindeck will be set. <br> 4) TYPE C tank and foundation and strengthen structure will be added. <br> 5) hatch coaming will be modified. <br> The new main hull structure compared with original is about 1020 (additional material of steel) excluding C tank. |
| 2 | FEM recalculate | FEM calculation needs to be redone |
| 3 | Type C LNG TANK | Tank structure abt. 520 tons |
| 4 | LNG TANK insulation | Insulation and wood etc. abt. 85tons |
| 5 | | |
| | Machinery | |
| 1 | Main engine | The WinGD 8X92-B shall be converted to WinGD 8X92DF-2.0 iCER (Diese1). <br> One (1) iGPR with one (1) Coriolis type flow meter shall be provided integrated on main engine. <br> Double wall pipe for fuel gas supply, double wall ventilation fans shall be provided. |
| 2 | Auxiliary Engine | The four (4) diesel auxiliary engines ( $3,800 \mathrm{~kW} \times 2$ sets, $4,300 \mathrm{~kW} \times 2$ sets) shall be converted to dual fuel type auxiliary engines. <br> Four (4) gas valve unit with gastight enclosure with Coriolis type gas flow meter shall be provided. Double wall pipe for fuel gas supply, double wall ventilation fans shall be provided. |
| 3 | Auxiliary boiler | The fuel oil type auxiliary engines ( $5,000 \mathrm{~kg} / \mathrm{h}$ ) can be converted to dual fuel type auxiliary boiler ( $5,000 \mathrm{~kg} / \mathrm{h}$ at both diesel mode and gas mode). Not need GCU function, because type C LNG storage tank arranged. <br> One (1) gas valve unit (GVU) with one (1) Coriolis type fuel gas flow meter shall be provided. <br> Double wall pipe for fuel gas supply, double wall ventilation fans shall be provided. |
| 4 | Ventilation | Two (2) ventilation fans (explosion proof type) shall be arranged for Tank Connection Space (TCS), each abt. 16, 000m3/h. <br> Two (2) ventilation fans (explosion proof type) shall be arranged for Fuel Preparation Room (FPR), each abt. 20, 000m3/h. <br> Each one (1) ventilation fan (explosion proof type) shall be arranged for LNG bunkering station (P&S), each abt. $3,000 \mathrm{~m} 3 / \mathrm{h}$. |
| 5 | Fire fighting system | The water distribution system shall be fitted in way of the hull under the LNG shore connections to provide a low pressure water curtain for additional protection of the hull steel and the ship's side structure. <br> The fixed dry chemical powder extinguishing system shall be provided for fire fighting on LNG bunker station. The whole system will comply with the requirement of the Rule and Regulations concerned. The powder containing vessels shall be placed outside the bunker station. <br> Suitable nozzles shall be installed in a way that the powder can reach the LNG crossover manifold area. |
| 6 | Bilge system | Bilge water in fuel gas handling system electrical equipment room and N2 room shall be discharged overboard by one (1) educator of $10 \mathrm{~m} 3 / \mathrm{h} \times 4.5$ barg. <br> Bilge water in fuel gas handling room, tank connection space and LNG bunker station shall be lead overboard directly. <br> Bilge water in LNG fuel tank hold space shall be discharged overboard directly by one (1) eductor driven of $5 \mathrm{~m} 3 / \mathrm{h} \times 4.5$ barg by sea water from the fire deck wash line. |
| 7 | | |
Two (2) ventilation fans (explosion proof type) shall be arranged for Tank Connection Space (TCS), each abt. 16, 000m3/h.
Two (2) ventilation fans (explosion proof type) shall be arranged for Fuel Preparation Room (FPR), each abt. 20, 000m3/h.
Each one (1) ventilation fan (explosion proof type) shall be arranged for LNG bunkering station (P&S), each abt. 3,000m3//h3,000 \mathrm{~m} 3 / \mathrm{h}.
5 ventilation fans starters
Two (2) ventilation fans (explosion proof type) shall be arranged for Tank Connection Space (TCS), each abt. 16, 000m3/h.
Two (2) ventilation fans (explosion proof type) shall be arranged for Fuel Preparation Room (FPR), each abt. 20, 000m3/h.
Each one (1) ventilation fan (explosion proof type) shall be arranged for LNG bunkering station (P&S), each abt. 3,000m3//h.| 5 ventilation fans starters |
| :--- |
| Two (2) ventilation fans (explosion proof type) shall be arranged for Tank Connection Space (TCS), each abt. 16, 000m3/h. |
| Two (2) ventilation fans (explosion proof type) shall be arranged for Fuel Preparation Room (FPR), each abt. 20, 000m3/h. |
| Each one (1) ventilation fan (explosion proof type) shall be arranged for LNG bunkering station (P&S), each abt. $3,000 \mathrm{~m} 3 / \mathrm{h}$. |
5
FGSS Switchboard FGSS 配电盘
One FGHS switchboard should be added 应增加一个 FGHS 配电盘
6
Low voltage switchboard 低压配电盘
Two 1600/1600 AIR CIRCUIT BREAKER(ACB) added in ELVMSB for the FGHS switchboard 在 ELVMSB 中添加了两个 1600/1600 空气断路器 （ACB），用于 FGHS 配电盘
7
FGSS control system FGSS 控制系统
Add one set of Control system for FGSS 增加一套 FGSS 控制系统
8
Electric Load Analysis 电力负荷分析
The main equipment of FGSS system such as pumps, comresspors, fans, etc. shall affect the generator load when FGSS system running. FGSS 系统的主要设备，如泵、压缩机、风扇等，在 FGSS 系统运行时会影响发电机负载。
9
ICMS
The alarm points of LNG dual fuel engine shall be different from oil engine. LNG 双燃料发动机的报警点应与燃油发动机不同。
10
Lighting fixtures 照明设备
Lighting fixtures shall be added in the additional rooms such as TCS/FGHR/FGHS Elec. Equip/N2 R00M 额外的房间应增加照明设备，例如 TCS/FGHR/FGHS ELEEC. Equip/N2 R00M
11
Public Address 公共地址
Loud speakers shall be added in relevant spaces. 应在相关空间增加扬声器。
12
General Alarm system 通用报警系统
General alarm device shall be added in relevant spaces. 应在相关空间增加通用报警装置。
13
Automatic telephone 自动电话
Automatic telephone shall be added for FGHS Elec. equipment room FGHS 电气设备房增设自动电话
14
Fire detection 火灾探测
Fire detectors shall be added for TCS/FGHR/FGHS Elec. Equipment/N2 R00M TCS/FGHR/FGHS 电气设备/N2 R00M 应增加火灾探测器
15
0thers 0 个
Cables, cable tray, Flat steel, penetration, foundation and bracket 电缆、电缆桥架、扁钢、贯穿件、基础和支架
16
FGSS
1
FGSS R00M
TCS/FGHR/FGHS Elec. Equipment/N2 R00M to be arranged between 2nd deck and upper deck. TCS/FGHR/FGHS 电气设备/N2 R00M 布置在第二层甲板和上层甲板之间。
GVUs are to be arranged in E/R 3rd deck for NO. 1~NO. 4 auxiliary engines;
GVU is to be arranged in E//R\mathrm{E} / \mathrm{R} 4rd deck for main engine;
GVUs are to be arranged in E/R 3rd deck for NO. 1~NO. 4 auxiliary engines;
GVU is to be arranged in E//R 4rd deck for main engine;| GVUs are to be arranged in E/R 3rd deck for NO. 1~NO. 4 auxiliary engines; |
| :--- |
| GVU is to be arranged in $\mathrm{E} / \mathrm{R}$ 4rd deck for main engine; |
3
FGSS Equipment FGSS 设备
The main equipments of FGSS system such as pumps, filter, comresspors, LNG Vaporizer, Heater, Buffer Tank, W/G unit and etc. shall be supplied and properly arranged in FGHR room. FGSS 系统的主要设备，如泵、过滤器、压缩机、LNG 蒸发器、加热器、缓冲罐、W/G 装置等，应在 FGHR 室提供并妥善布置。
4
Bunker Station
In addition to the bunkering manifolds, hoists shall be provided with about clear height of 3000 mm as well as structural supports. 除了加油歧管外，提升机还应配备大约 3000 毫米的净高以及结构支撑。
5
LNG TANK LNG 罐
The continuous sail duration shall be evaluated based on actual tank volume. 连续航行时间应根据实际气瓶体积进行评估。
6
Gas Detection Equipment 气体检测设备
One (1) gas detection shall be provided as per class rule. 应根据船级社规则提供一 （1） 次气体检测。
7
Drip tray 滴水盘
Drip trays have to be placed at the bunker station and at strategic locations in FGHR room (flanged connections etc.) 滴水盘必须放置在燃料站和 FGHR 室的战略位置（法兰连接等）。
Auxiliary systems shall be supplied to allow operating of the FGSS:
1) Nitrogen gas for inerting of pipe sections (up to Master Fuel Gas Valve).
2) Hydraulic System for Valve Actuators (if necessary)
3) Instrument air for instrumentation and control purposes (mainly control valves with pneumatic actuators).
Auxiliary systems shall be supplied to allow operating of the FGSS:
1) Nitrogen gas for inerting of pipe sections (up to Master Fuel Gas Valve).
2) Hydraulic System for Valve Actuators (if necessary)
3) Instrument air for instrumentation and control purposes (mainly control valves with pneumatic actuators).| Auxiliary systems shall be supplied to allow operating of the FGSS: |
| :--- |
| 1) Nitrogen gas for inerting of pipe sections (up to Master Fuel Gas Valve). |
| 2) Hydraulic System for Valve Actuators (if necessary) |
| 3) Instrument air for instrumentation and control purposes (mainly control valves with pneumatic actuators). |
9
Operator Station 作台
Two (2) operator stations comprising a personal computer, a TFT colour display monitor (to be integrated in engine control console), keyboard, mouse and a colour printer provided and located inside engine control room and FGHS Electrical Equipment Room 两 （2） 个作站，包括一台个人电脑、一台 TFT 彩色显示器（集成在发动机控制台中）、键盘、鼠标和一台彩色打印机，位于发动机控制室和 FGHS 电气设备室内
No. Item Modification description
Electric
1 Main engine M/E Control system update
2 Auxiliary Engine Main generator Control system update
3 Auxiliary boiler Boiler Control system update
4 Fan starters "5 ventilation fans starters
Two (2) ventilation fans (explosion proof type) shall be arranged for Tank Connection Space (TCS), each abt. 16, 000m3/h.
Two (2) ventilation fans (explosion proof type) shall be arranged for Fuel Preparation Room (FPR), each abt. 20, 000m3/h.
Each one (1) ventilation fan (explosion proof type) shall be arranged for LNG bunkering station (P&S), each abt. 3,000m3//h."
5 FGSS Switchboard One FGHS switchboard should be added
6 Low voltage switchboard Two 1600/1600 AIR CIRCUIT BREAKER(ACB) added in ELVMSB for the FGHS switchboard
7 FGSS control system Add one set of Control system for FGSS
8 Electric Load Analysis The main equipment of FGSS system such as pumps, comresspors, fans, etc. shall affect the generator load when FGSS system running.
9 ICMS The alarm points of LNG dual fuel engine shall be different from oil engine.
10 Lighting fixtures Lighting fixtures shall be added in the additional rooms such as TCS/FGHR/FGHS Elec. Equip/N2 R00M
11 Public Address Loud speakers shall be added in relevant spaces.
12 General Alarm system General alarm device shall be added in relevant spaces.
13 Automatic telephone Automatic telephone shall be added for FGHS Elec. equipment room
14 Fire detection Fire detectors shall be added for TCS/FGHR/FGHS Elec. Equipment/N2 R00M
15 0thers Cables, cable tray, Flat steel, penetration, foundation and bracket
16
FGSS
1 FGSS R00M TCS/FGHR/FGHS Elec. Equipment/N2 R00M to be arranged between 2nd deck and upper deck.
2 ENGINE ROOM "GVUs are to be arranged in E/R 3rd deck for NO. 1~NO. 4 auxiliary engines;
GVU is to be arranged in E//R 4rd deck for main engine;"
3 FGSS Equipment The main equipments of FGSS system such as pumps, filter, comresspors, LNG Vaporizer, Heater, Buffer Tank, W/G unit and etc. shall be supplied and properly arranged in FGHR room.
4 Bunker Station In addition to the bunkering manifolds, hoists shall be provided with about clear height of 3000 mm as well as structural supports.
5 LNG TANK The continuous sail duration shall be evaluated based on actual tank volume.
6 Gas Detection Equipment One (1) gas detection shall be provided as per class rule.
7 Drip tray Drip trays have to be placed at the bunker station and at strategic locations in FGHR room (flanged connections etc.)
8 Auxiliary System "Auxiliary systems shall be supplied to allow operating of the FGSS:
1) Nitrogen gas for inerting of pipe sections (up to Master Fuel Gas Valve).
2) Hydraulic System for Valve Actuators (if necessary)
3) Instrument air for instrumentation and control purposes (mainly control valves with pneumatic actuators)."
9 Operator Station Two (2) operator stations comprising a personal computer, a TFT colour display monitor (to be integrated in engine control console), keyboard, mouse and a colour printer provided and located inside engine control room and FGHS Electrical Equipment Room| No. | Item | Modification description |
| :--- | :--- | :--- |
| | Electric | |
| 1 | Main engine | M/E Control system update |
| 2 | Auxiliary Engine | Main generator Control system update |
| 3 | Auxiliary boiler | Boiler Control system update |
| 4 | Fan starters | 5 ventilation fans starters <br> Two (2) ventilation fans (explosion proof type) shall be arranged for Tank Connection Space (TCS), each abt. 16, 000m3/h. <br> Two (2) ventilation fans (explosion proof type) shall be arranged for Fuel Preparation Room (FPR), each abt. 20, 000m3/h. <br> Each one (1) ventilation fan (explosion proof type) shall be arranged for LNG bunkering station (P&S), each abt. $3,000 \mathrm{~m} 3 / \mathrm{h}$. |
| 5 | FGSS Switchboard | One FGHS switchboard should be added |
| 6 | Low voltage switchboard | Two 1600/1600 AIR CIRCUIT BREAKER(ACB) added in ELVMSB for the FGHS switchboard |
| 7 | FGSS control system | Add one set of Control system for FGSS |
| 8 | Electric Load Analysis | The main equipment of FGSS system such as pumps, comresspors, fans, etc. shall affect the generator load when FGSS system running. |
| 9 | ICMS | The alarm points of LNG dual fuel engine shall be different from oil engine. |
| 10 | Lighting fixtures | Lighting fixtures shall be added in the additional rooms such as TCS/FGHR/FGHS Elec. Equip/N2 R00M |
| 11 | Public Address | Loud speakers shall be added in relevant spaces. |
| 12 | General Alarm system | General alarm device shall be added in relevant spaces. |
| 13 | Automatic telephone | Automatic telephone shall be added for FGHS Elec. equipment room |
| 14 | Fire detection | Fire detectors shall be added for TCS/FGHR/FGHS Elec. Equipment/N2 R00M |
| 15 | 0thers | Cables, cable tray, Flat steel, penetration, foundation and bracket |
| 16 | | |
| | FGSS | |
| 1 | FGSS R00M | TCS/FGHR/FGHS Elec. Equipment/N2 R00M to be arranged between 2nd deck and upper deck. |
| 2 | ENGINE ROOM | GVUs are to be arranged in E/R 3rd deck for NO. 1~NO. 4 auxiliary engines; <br> GVU is to be arranged in $\mathrm{E} / \mathrm{R}$ 4rd deck for main engine; |
| 3 | FGSS Equipment | The main equipments of FGSS system such as pumps, filter, comresspors, LNG Vaporizer, Heater, Buffer Tank, W/G unit and etc. shall be supplied and properly arranged in FGHR room. |
| 4 | Bunker Station | In addition to the bunkering manifolds, hoists shall be provided with about clear height of 3000 mm as well as structural supports. |
| 5 | LNG TANK | The continuous sail duration shall be evaluated based on actual tank volume. |
| 6 | Gas Detection Equipment | One (1) gas detection shall be provided as per class rule. |
| 7 | Drip tray | Drip trays have to be placed at the bunker station and at strategic locations in FGHR room (flanged connections etc.) |
| 8 | Auxiliary System | Auxiliary systems shall be supplied to allow operating of the FGSS: <br> 1) Nitrogen gas for inerting of pipe sections (up to Master Fuel Gas Valve). <br> 2) Hydraulic System for Valve Actuators (if necessary) <br> 3) Instrument air for instrumentation and control purposes (mainly control valves with pneumatic actuators). |
| 9 | Operator Station | Two (2) operator stations comprising a personal computer, a TFT colour display monitor (to be integrated in engine control console), keyboard, mouse and a colour printer provided and located inside engine control room and FGHS Electrical Equipment Room |
The retrofit itme list 改造 itme 列表
No. 不。
Item 项目
Modification description 修改说明
11
OUTFITTING
1
Vent mast 通风桅杆
One vent mast shall be arranged on lashing bridge near LNG tank (to be further confirmed during detail design). 在 LNG 罐附近的绑扎桥上设置一个通风桅杆（详细设计时进一步确认）。
2
Aft Vent 船尾通风口
Aft vent to be arranged on engine casing. 后通风口布置在发动机外壳上。
3
Hatch Cover 舱口盖
Due to LNG bunker station arranged on main deck, one BAY of hatch cover and 20 ft container deck stanchion will be cancelled. 由于主甲板上布置了 LNG 加注站，一个舱口盖和 20 英尺集装箱甲板支柱的海湾将被取消。
4
Cargo hold 货舱
Due to LNG Tank (Type C) to be arranged below 2nd deck. one BAY of access、cell guide、container fittings will be cancelled in the cargo hold 由于 LNG 罐（C 型）将布置在第 2 层甲板下方。货舱的 1 个通道、小区导引器、集装箱配件将被取消
5
Towing fittings 牵引配件
Due to LNG bunker station arranged on main deck, the towing fittings on upper deck shall be shifted 由于 LNG 加注站布置在主甲板上，上层甲板的牵引配件应移动
6
OTHER
1
Vessel condition 容器状况
Retrofitting is suggested to be done with vessel at even keel condition or trim by stern/stem not more than 1.2 m , heeling degree to be within 0.5^(@)0.5^{\circ} 建议在船舶龙骨均匀的情况下进行改装，或以不超过 1.2 m 的船尾/船干修剪，倾斜度在 0.5^(@)0.5^{\circ}
2
Note 注意
Above modification description is according to preliminary estimation only for reference, detailed to be further studied before retrofitting. 以上改造说明根据初步估算仅供参考，详细待进一步研究后再加装。
3
No. Item Modification description
11
OUTFITTING
1 Vent mast One vent mast shall be arranged on lashing bridge near LNG tank (to be further confirmed during detail design).
2 Aft Vent Aft vent to be arranged on engine casing.
3 Hatch Cover Due to LNG bunker station arranged on main deck, one BAY of hatch cover and 20 ft container deck stanchion will be cancelled.
4 Cargo hold Due to LNG Tank (Type C) to be arranged below 2nd deck. one BAY of access、cell guide、container fittings will be cancelled in the cargo hold
5 Towing fittings Due to LNG bunker station arranged on main deck, the towing fittings on upper deck shall be shifted
6
OTHER
1 Vessel condition Retrofitting is suggested to be done with vessel at even keel condition or trim by stern/stem not more than 1.2 m , heeling degree to be within 0.5^(@)
2 Note Above modification description is according to preliminary estimation only for reference, detailed to be further studied before retrofitting.
3 | No. | Item | Modification description |
| :--- | :--- | :--- |
| 11 | | |
| | OUTFITTING | |
| 1 | Vent mast | One vent mast shall be arranged on lashing bridge near LNG tank (to be further confirmed during detail design). |
| 2 | Aft Vent | Aft vent to be arranged on engine casing. |
| 3 | Hatch Cover | Due to LNG bunker station arranged on main deck, one BAY of hatch cover and 20 ft container deck stanchion will be cancelled. |
| 4 | Cargo hold | Due to LNG Tank (Type C) to be arranged below 2nd deck. one BAY of access、cell guide、container fittings will be cancelled in the cargo hold |
| 5 | Towing fittings | Due to LNG bunker station arranged on main deck, the towing fittings on upper deck shall be shifted |
| 6 | | |
| | OTHER | |
| 1 | Vessel condition | Retrofitting is suggested to be done with vessel at even keel condition or trim by stern/stem not more than 1.2 m , heeling degree to be within $0.5^{\circ}$ |
| 2 | Note | Above modification description is according to preliminary estimation only for reference, detailed to be further studied before retrofitting. |
| 3 | | |