Petroleum Well Control Equipment Co., Ltd. (PWCE)

Abubuwan da aka bayar na PWCE Express Oil and Gas Group Co., Ltd.

Abubuwan da aka bayar na Seadream Offshore Technology Co., Ltd.

TAMBAYA GA FARASHI

Hoton aikin gyaran CNOOC Nanhai No. 2 Platform Shaffer 18 3⁄4″ 5000PSI Annular BOP

Hoton asali na BOP

1-1

1-2

Hoton asali na manyan sassan bayan rushewar BOP

2-1

2-2

2-3

2-4

Hotunan girman dubawa da gano aibi na manyan sassa

3-1

3-2

3-3

Binciken ya gano cewa diamita girman rami na harsashi da murfin saman ya wuce daidaitattun kuma ana buƙatar gyara ta hanyar walda mai rufi.

Hotunan Gano Laifin Manyan Sassan

4-1

4-2

4-3

Hotunan Ramin Lalacewa da Gyaran Matsala na Filayen Silinda Na Rufe A Cikin Silinda Liquid Liquid Shell

5-2

5-1

5-3

Akwai da'irori biyu na ƙananan lahani na lalata da ke kewaye da kewayen saman silinda mai rufewa a cikin harsashi. Hotunan gyaran gyare-gyare na gurɓataccen ramuka.

Hotunan Ramin Lalata da Aka Gyara da Ta Ramuka akan saman Silinda na Ciki na Silinda Shell

6-1

6-2

6-3

Inspector ya gano cewa girman diamita na jiki ya zarce ma'auni, kuma akwai ɗimbin ɗimbin ɗimbin yawa da ramukan lalata a cikin ramin ƙofar.

Hotunan Ramin Diamita na Rufin da Ƙarƙashin Ƙarƙashin Ƙarƙashin Ƙarƙashin Gyara

7-1

7-2

7-3

Hoton Fuskar Rufe Mai Siffar Siffar Babban Rufin da Ramin Zoben Karfe, Ramin Diamita da Ramin Zare bayan Gyara.

8-1

8-2

8-3

Bayan goge goge, an gano cewa akwai ramuka da yawa na lalata da lahani a cikin saman murfin saman.

Bayan gyare-gyaren walda, da kuma kan lathe don na'ura mai siffar siffar ciki.

Bayan gyara, tsaftace zaren tare da famfo waya a kan ramin da aka zana na murfin saman.

Hoton Gyaran Piston

9-1

9-3

Ana gyara ƴan ƙananan ramukan lalata da ƙuƙumi a saman hatimin fistan da walƙiya, kuma ana goge su akan lashin bayan walda.

9-2

Hotuna bayan gyarawa

Gwajin Haɗawa da Matsi da Hotunan da Aka Ƙare

10-1

10-2

10-3