主机润滑油系统清洗步骤[1]_图文(精)

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對外秘主机润滑油系统清洗步骤(Flushing Procedure for Main L.O System & Main Engine) HHI-EMD

内容(Contents)(Contents) 1. 1. 清洗清洗目的目的(Flushing (Flushing Purpose) Purpose) 2. 2. 清洗清洗范范围围(Scope (Scope of of Oil Oil Flushing) Flushing) 3. 3. 造船造船厂厂的的主润滑油清洗步主润滑油清洗步骤骤(Flushing (Flushing Sequence Sequence of of Main Main Lube Lube Oil Oil Systems Systems –– Yard Yard Line) Line) 4. 4. 主主机机清洗步清洗步骤骤(Flushing (Flushing Sequence Sequence of of Main Main Engine) Engine) 5. 5. 绕过绕过法兰法兰盖的盖的種類種類(Kinds (Kinds of of By-pass By-pass Blind Blind Flange) Flange) 6. 6. 错误错误清洗清洗的的案例案例(Case (Case Study Study of of Bad Bad Flushing) Flushing) 1

1.润滑油清洗目的(Purpose of Oil Flushing)主机启动之前,所有润滑油要流进主机必须要对它进行清洗(All oil systems flowing into Main Engine must be flushed before Engine start-up)在连接主机管道之前,外部管子应该将汚染物等清洗掉(External pipes should be free of dirt and particles before connection to engine pipes 1)为了清除掉在主要润滑系统,存储箱和管道里的杂质(To remove particles in Main lube oil system, tanks and piping ,etc. )喷砂处理(Sand blast)- 砂, 鋼片焊接(Welding)- 桿, 棒, 溅 2 为了保持系统清洗油的质量其他外来材料-衣料等(Other foreign materials - clothes, etc. (Spatters (To maintain clean oil in the system.)清洁NAS 9级(Cleanliness NAS grade 9)or ISO 4406 level 19/15 3 防止杂质流进主机 ( Pls contact HHI Supervisor for detail (To prevent Main Engine from particle inflow.) Engine & Machinery Division 2 HHI-EMD/SCR/090121

1.润滑油清洗的目的(Purpose of Oil Flushing)不合适的清洗将导致严重损坏(Improper flushing shall result in serious damage on engine components 所有轴承(All bearings :主轴承(Main,十字头(X-head, 曲拐销(Crankpin 曲轴颈和销(Crankshaft Journal & Pin)增压器(Turbocharger)凸轮和滚筒(Cam & Rollers)主链条和链

轮(Main chain & Chain Wheels)其他运行部分(Other running parts)燃油泵(Fuel pumps) Engine & Machinery Division 3 HHI-EMD/SCR/090121

2. 清洗范围(Scope of Oil Flushing)船厂系统管道(Shipyard System Lines)1 主润滑油清洗(Main Lub. Oil Flushing) THERMOSTATIC VALVE NORMAL CLOSE MAIN ENGINE PIPE LINE YARD PIPE LINE By-pass Line NORMAL OPEN L.O.COOLER STRAINER (150 μm Main Engine LO PUMP AUTO FILTER (50 μm PURIFIER (5 μm L.O Temp. : 60 ~ 65℃ L.O. Flow : Reynold No. 3000 SUMP TANK 2 气缸油清洗(Cyl. L.O Flushing) 3 燃油清洗(Fuel Oil Flushing) Engine & Machinery Division 4 HHI-EMD/SCR/090121

2. 润滑油清洗的范围 (Scope of Oil Flushing

主机系统

(Main Engine Systems

1. 主轴承润滑油管道 (Main Bearing L.O Line

2. 适塞冷却/十字头轴承润滑油管道

(PCO/Crosshead Bearing L.O Line 3. 凸轮轴承&排气阀润滑油管道

(Cam Bearing & Exh. valve L.O Line 4. 链条盒的润滑油管道(Chain Case L.O Line 5. 增压器润滑油管道 (Turbocharger L.O Line 6. Others & Optional Parts

3. 船厂管道主润滑油系统清洗

(Flushing of Main L.O Systems – Yard Line

1. 焊接工作后 , 所有的管和机油箱的碎屑。

(All pipes & tanks should be cleaned by grinding or chipping on welding areas2. 架设主机之前 , 所有的管和机油箱要检查。

(All pipes and tanks should be inspected before M/E mounting3. 所有的管和机油箱由酸来弄干净 , 使中和。

(All pipes should be acid-cleaned and neutralized4. 所有的管和机油箱到清洗时 , 要无尘。

(Clean pipes & tanks to be kept rust free until flushing5. 净化器和 preheaters 需要整个清洗工作。

(Purifiers & preheatersshould run the whole flushing period

Step 1:General Preparations (HHI Shipyard Standard

3. 船厂管道主润滑油系统清洗

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