Chinese UAV/UCAV development

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by78

General
An unknown AVIC drone with a refueling probe (?)

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schenkus

Junior Member
Registered Member
An unknown AVIC drone with a refueling probe (?)

Would a drone refueling system have a fully automated system to "dock" with the drogue, or is this something the drone operator would need to do "by hand" from the distance ?

I guess on manned fighters/helicopters the pilot is "docking" for refueling without help by autopilot, or are there automated systems for that nowadays ?
 

Hendrik_2000

Lieutenant General
Those pesky mini drone is danger to civilian jetliner Now The chinese industry is answering the need to shot those drone. In the future it will have military application as well to neutralized unwanted intrusion and spying
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Anti-drone: Industrial solutions flourish

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To cope with the growing problems of illegal mass-market drone robberies, many Chinese manufacturers have devoted themselves to this very promising new market segment. Anti-drone solutions, mobile or fixed, ranging from "rifles" of jamming to laser cannons ¹ through various means of surveillance, flourish abundantly in China and at least a hundred products are being evaluated by several organizations governmental and local.

A historic supplier of air defense systems such as the HQ-2 , HQ-7 , HQ-8 and the HQ-9 among others, the No. 2 Academy of the Chinese aerospace group CASIC s is also set to develop systems to mitigate the danger of drone.

On the basis of a first Hard-kill system called " Sky Net 1 " (天网 一号), the Chinese missile manufacturer has just proposed an improved version by combining a long-range electronic jammer and a quadrituet launch gun, all accompanied by an optronic turret and mountable on a light utility vehicle pickup type.

The particularity of this new version of Sky Net is its very simplified handling, a single operator is now necessary to control the entire system. During the latest demonstration and evaluation campaign launched by Xia'men City police, the new Sky Net, which has just completed a battery of tests, is the only one among a dozen anti-drone solutions to have managed to catch a drone in flight with a net.

The video broadcast by CASIC on its Weixin account shows that once the "clandestine" drone captured by the net, the whole will be brought back to the ground thanks to a small parachute to avoid the collateral damage caused by the relapse.

Note that the Sky Net 1 anti-drone system has already been chosen and deployed several times to protect the sites during major events, such as the 2010 Asian Games, the 2011 BRICS summit in Sanya, the Beijing Olympics summer of 2014, or the CCTV New Year Gala in Guangzhou in 2016.

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The new version of Sky Net in test
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In another city in China, Nanjing, the AUDS anti-drone system of the Nanjing Institute of Electronics Technology Institute(NRIET) has recently been evaluated by the local police chief.

Essentially, this solution relies on the YLC-48 radar developed by NRIET to detect low-profile objects in motion, both in flight and at sea. This is a S-band, cylindrical, electronically scanned radar. active, able to monitor on 360 ° simultaneously, which allows him to avoid the problems related to data refresh.

The omnidirectional detection means is then supplemented by an electronic scrambling system to ensure the soft-kill of flying or illegally flying drones.

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YLC-48 radar from NRIET
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Hendrik_2000

Lieutenant General
(cont)
A little further north, it was in the coastal city of Lianyungang that another evaluation and exchange session took place last September. More than 120 different anti-drone products were tested by the local police, and the " Sky Shield " (天 盾) anti-drone system , designed by the 081 group in Chengdu, was particularly notable for its radar. Linear Frequency Modulated Continuous Wave (LFMCW), in one-dimensional active electronic scanning.

Neutralization then involves the use of a laser weapon, where the technical experts also had the opportunity to attend a demonstration fire. The details of this part of the weapon system are unknown.

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The Sky Shield radar of the 081 group
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Apart from these products which are more dedicated to the defense of a fixed site, there is also a wide variety of portable and individual anti-drone solutions offered by Chinese private companies.

These solutions are based essentially on the jamming of control signals and also geolocation, to force drones to return and land.

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One of many Chinese interfering rifles to chase drones

According to data from the Federal Aviation Administration (FAA), the US agency responsible for civil aviation regulations and controls in the United States,
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, and 30 most purchased models alone account for 88% of drones registered.

In addition to curative solutions to neutralize flying drones dangerously or illegally, the question arises today about the possibility of having solutions "at the source" that could be proposed by manufacturers to force, in an "encapsulated" way, amateur or non-amateur drones to respect predefined and secure flight zones. But for that, it is necessary that the regulations of the local authorities are clearly shared and defined.

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Hendrik_2000

Lieutenant General
There are 3 or more entities working on swarm technology
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NUDT University flies a swarm of fixed-wing drones
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According to
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, a team of researchers from the Chinese military university National University of Defense Technology (NUDT) successfully tested, in early December, a swarm of " several tens of fixed-wing drones.

The text has given little detail - it is only learned that the test had the objective of evaluating autonomous flight technologies in training, and the ability of the swarm to carry out a reconnaissance mission to the above a certain area.

The project and development work is led by Professor SHEN Lin Cheng (沈 林 成), PhD supervisor and Chair of the NUDT Institute of Artificial Intelligence Sciences.

"The team has been working for nine months on the preparation of this swarm test, sometimes we have to do a hundred test flights a day," says the former director of the institute of electro-mechanical engineering and automation, "We have precise short, medium and long term objectives, which are consistent with those set by the government on the modernization of the Chinese armed forces by 2020, 2035 and 2050."

Despite "rudimentary" testing site conditions, the NUDT research team of an average age of 30 years has achieved a breakthrough in the areas of parallel perception, behavioral intention prediction, and Autonomous flight control focused on the handling of random incidents, says the People's Liberation Army Daily article .

Note that the same university team has already conducted another swarm trial in the month of October, but the number of drones was limited to only "a few," according to
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.

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Quadrotor drone designed by NUDT students
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A small fixed-wing UAV designed by NUDT

At least two other entities in China are currently working on drone swarm projects. In June this year, the Chinese electronic giant CETC performed
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(1 was lost after take-off). The swarm gathered autonomously in flight and conducted tests around several topics, such as ad-hoc networking, autonomous mission squadron clustering, distributed-mode surveillance, and target encirclement. for example.

The Chinese Academy of Sciences (CAS), meanwhile, also conducted
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, launched by an electromagnetic catapult on top of a special balloon.

Apart from the NUDT, the CETC and the CAS, the analysis of published R & D documents shows that at least a dozen Chinese universities and industrialists have also launched research projects on technologies related to the collaborative work of drones - air, naval or land - and possible applications of the swarm of drones in the military.

To be continued.

Henri K.
 
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