China’s new Subs and Sonars Challenge

China’s New Subs and Sonars Challenge Supremacy of US Silent Hunter Fleets

Sputnik International • November 22, 2023

The People’s Liberation Army Navy (PLAN) surpassed the US Navy in total number of warships in late 2021. Technologically too, China has made major strides, including in the area of submarine construction and detection. These advances have sparked concerns from observers that America’s powerful fleets could be left dead in the water in a crisis.

The PLAN’s military and technological prowess against the US Navy in the field of submarine construction and anti-submarine warfare is progressing apace, and the “era of total US submarine dominance” over the People’s Republic of China is reaching its end.

That’s the conclusion reached by one of America’s top cited business newspapers in a piece focused on the Asian nation’s scientific and industrial advances for naval warfare. China, the paper pointed out, is gradually “narrowing” the gap between itself and the United States in the highly complex fields of submarine technology and undersea detection.

These developments not only threaten the Pentagon’s regional strategy of hemming China into its home ports, but could challenge US naval supremacy globally over the long term.

Earlier this year, for instance, research by the US Naval War College’s China Maritime Studies Institute pointed to Chinese advances in efficient nuclear reactors, quiet-running pump-jet propulsion systems and internal quieting devices, the latter based on “imitative innovation” of Russian technology, predicting that the PLAN’s latest nuclear-powered subs will be much harder to track than before.

Additionally, analyses of satellite photos of the Huludao Shipyard in Liaoning, northeastern China taken last year showed the construction of sections of submarine hulls larger than anything US analysts have ever seen in a Chinese sub, along with what seemed to be plans to increase production capacity.

US media citing leaked US Navy intelligence already sounded the alarm about China’s impressive shipbuilding capacity this past fall, which at 23.2 million tons per year, compared with 100,000 tons per year in the US, gives the People’s Republic the ability to build warships at a rate some 200 times greater than the US in a pinch.

On top of that, the PLAN’s rapid construction of a vast network of underwater sensors in the South China Sea and other areas along the Chinese coast known as the “Underwater Great Wall”, to look out for sub, surface warship and aerial activity, means that the Pentagon will find it more difficult to place its warships, subs and aircraft in areas around the Asian nation. The Underwater Great Wall’s construction is reportedly nearing its completion, and includes a vast network of passive and active sonar sensors, plus remote controlled underwater and surface drones which can look out for enemy activity.

China is reportedly also “getting better” at finding silent-running US attack and cruise missile subs sneaking around near its home waters, combining buoy and drone-based monitoring with the use of patrol aircraft and helicopters, for example.

In addition are the PLAN’s growing number of exercises with Russia, which, it can be assumed not only increases the Chinese Navy’s ability to coordinate with its northern neighbor in the event of an emergency, but allows it to learn from the Russian Navy’s half century-plus year experience as a major global naval power rivaled only to the US.

~ by Joel on November 27, 2023.

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