CV-17 Shandong (002 carrier) Thread I ...News, Views and operations

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Franklin

Captain
Franklin please do you have the sea trials from CV-16??

Was it not at sea for the 1/3 of the year 120+ days ??
Impossible. I'm completely dependent on media reports for my updates. And since the media no longer reports every outing of the Liaoning, I have completly lost track of it.
 

Franklin

Captain
No I was talking about the sea trials of CV-16? Before hand over
I found it. It took more than a year of sea trials before the ship was handed over to the PLAN. I presume that this time it will be shorter.

Sea trials under shipyard

first sea trial (10 august 2011 – 13 august 2011) (3 days)
second sea trial (28 november 2011 – 10 december 2011) (12 days)
third sea trial (20 december 2011 – 29 december 2011) (9 days)
fourth sea trial (7 january 2012 – 16 january 2012) (9 days)
fifth sea trial (19 april 2012 – 30 april 2012) (11 days)
sixth sea trial (7 may 2012 – 16 may 2012) (9 days)
seventh sea trial (23 may 2012 – 1 june 2012) (9 days)
eighth sea trial (7 june 2012 – 21 june 2012 ) (14 days)
ninth sea trial (6 july 2012 – 30 july 2012) (24 days)
tenth sea trial (27 august 2012 – 30 august 2012) (3 days)

total 103 days at sea in 1 year and 20 days

Sea trials under PLAN (commissioned on 25 september 2012)

first sea trial (11 october 2012 – 30 october 2012) (19 days)
second sea trail (12 november 2012 – 25 november 2012) (13 days)
third sea trial (11 june 2013 - 3 july 2013) (22 days)

total days at sea 157 days
 

by78

General
There have been surprisingly few clear photos of Shandong's return from her first sea trial...

(1600 x 1119)
41506898304_feaab833f1_o.jpg
 

Hendrik_2000

Lieutenant General
LIke they say no news is good news. Smooth sailing for the first domestic carrier. Let see if she go for 2nd trial soon,then she is in perfect condition. I will gues the trial period will be shorter than Liaoning
Smooth maiden sail of first made-in-China aircraft carrier
The ship's first sea trial concluded on time, evidence of its well-built engine and propulsion system
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May 21, 2018 5:11 PM (UTC+8)
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It appears that China’s first domestically designed and built aircraft carrier had plain sailing, after it cruised back home and anchored at its original construction berth at the Dalian Shipyard last Friday, with nothing off-script occurring throughout its six-day maiden sea trial.

The spick-and-span 65,000-ton Chinese flattop, so far only referred to as “Carrier Type 001A,” stretched its legs for the first time in the nearby Bohai Sea in a trial that saw its power plant and propulsion systems pounding at full steam, as suggested in a brief report by Xinhua, which claimed that test results showed that the vessel’s powertrain “reached design objectives.”

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The new aircraft carrier was escorted by several tugboats and other ships as it left its pier at the Dalian Shipyard on May 13. Photo: Xinhua
The fact that the carrier was towed out of its pier on the first day of its sea trial on May 13 – apparently with its own oil-fueled steam-turbine engine idling or switched off – and returned six days later under its own power (and on schedule upon the expiry of a six-day no-entry maritime ban promulgated beforehand by local authorities) is also evidence of its seaworthiness and that the engine and propulsion systems all performed without a glitch.

Shanghai-based Jiefang Daily said in an analysis that the new indigenous Chinese carrier first cast off at medium to low speed at the start of the trial, followed by a three-day full-throttle sail with all of the boilers operating at maximum capacity to test overall reliability.

The carrier is powered by eight four-shaft conventional steam turbines and can reportedly navigate at a top speed of 31 knots.

Tests of its propulsion system are another cardinal task, according to the article, with particular emphasis on the impermeability of the carrier’s propellers and shaft lines to water.

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An undated file photo of the carrier under construction, with its bulbous bow and hull covered by scaffolding. Photo: Handout

The Royal Navy’s HMS Queen Elizabeth, the first seagoing airbase of the United Kingdom that is in the same league of mid-sized carriers as China’s Liaoning and the new home-made vessel, encountered an embarrassing leak during its sea trial last year, reportedly caused by a faulty seal in one of its propeller shafts, leading to the ingress of 200 liters of seawater an hour. Some technicians later blamed stern glands for the incident.

So far there is no news about any major structural or technical issues found on the Chinese vessel.

Another gauge of the quality of construction and operationality of the Chinese carrier could be how long it will be moored before its second sea trial – it must be in perfect condition if the time lag turns out to be short.

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A close-up of the carrier’s island and part of its flight deck. Photo: Weibo
And the next gazette from the Liaoning provincial maritime authority could be an indicator of the timing of further trials, with the focus shifting to the ship’s communications, navigation and electromechanical systems.

The Liaoning, a Soviet-built carcass re-purposed as China’s first aircraft carrier, had 10 sea trials between 2011 and 2012 before formal delivery, but it’s expected that its sister ship can expedite the process, thanks to the experience gained and the talent pool cultivated from operating the Liaoning.

Chinese papers note that the Liaoning’s former captain, Zhang Zheng, is now the chief commander of the new carrier’s sea trials, with numerous members of its crew drawn from the Liaoning as well.

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