Projects and solutions in missile defense and US nuclear forces

17
About DARPA, many people know that this agency was at the origin of the Internet. Yes, this is so, and not only the Internet, however, besides successful projects, the agency actively supports various kinds of projecting and sawing projects, or expecting that crazy ideas can “shoot” unexpectedly, or in the same way, mastering "allocations. They could not get past the "burning" topic - the fight against hypersonic KR, RCC and aeroballistic maneuvering hypersonic combat equipment (AGGB) ICBM, SLBM, etc. Type the same Avant-garde 15Ü71.

The agency presented the Glide Breaker hypersonic interceptor concept at the D60 exhibition dedicated to the DARPA 60 anniversary. The "concept" itself was presented in the form of a pair of drawings by the artist with explanations, apparently, there is nothing else and yet. According to the developers, this “interceptor” will be a small maneuvering device capable of detecting and hitting hypersonic maneuvering targets not by any means, but by a direct hit, that is, kinetically. To be honest, the developers either lost their impudence or finally, or in the agency itself, someone really wanted to take the money away from interested pockets, because the concept does not hold water.





Even the task of detecting and determining the exact, up to meters, location of a hypersonic warhead or CD / CRP is quite complicated due to the plasma "tail" reaching for the object. This is if you use radar, but if you use infrared or electron-optical systems, the task is also not simplified.

Recall what was written over 10 years ago by the then head of the 4 Central Research Institute of the Defense Ministry, Major General Vasilenko, in the remarkable article "Asymmetrical Response", in which the potential enemy’s countermeasures, then implemented in the new missile defense system (PCB), were partially communicated new ICBMs and SLBMs of Russia. That material was mainly about non-maneuvering, classic war blocks, but a lot applies to maneuvering as well.

In the atmosphere, the luminosity of its co-wake has a decisive influence on the optical visibility of the block. The achieved results and realized developments allow, on the one hand, to optimize the composition of the heat-shielding coating of the block, removing materials from it most conducive to the formation of a trace. On the other hand, a forced injection of special liquid products into the trace region is performed in order to reduce the radiation intensity.


In any case, there is a trace or not, you still need to determine the exact location of the device itself. Therefore, to get into such an object with a kinetic interceptor is almost an unsolvable task for a country with a higher level of development of air defense systems and missile defense systems than the United States. And it is also necessary to take into account that the object maneuvers, and it is rather unpredictable, and even if its trajectory were predictable, the interceptor needs maneuverability several times higher than the target. Is it possible at hypersonic speeds? Let's clarify: is it possible at such speeds for Americans, who in the area of ​​hypersound, as if to put it mildly, are not champions?

In addition, who said that the AGGBO maneuvering in the ionosphere or upper stratosphere will not have the means to overcome missile defense?

In this regard, another method and countermeasures corresponding to it - small-sized atmospheric false targets with a height of 2 ... 5 km and relative weight in 5 ... 7% by weight of the combat unit come to the fore. The implementation of this method becomes possible as a result of solving a dual task - a significant reduction in the visibility of the combat unit and the development of qualitatively new atmospheric false targets of the "wavelength" class, with a corresponding decrease in their mass and dimensions.


“Vololet” is just a hypersonic “glider”, that is, we are talking about maneuvering false targets after the apparatus under cover. But even without false goals, the task of kinetic interception of such goals, either at the current or at the promising (at least in the short and medium term) level of development, is practically unsolvable. A different, more realistic method would be offered for free, such as directional flows of heavy shards or lethal elements created by controlled warhead detonation - but not the same. Moreover, the “successes” of the same kinetic interceptors against never-maneuvering or even intercontinental radius of warheads during the testing of the GBI and SM-3 interceptors, in general, cannot please the creators. Not to mention the programs themselves. Over the 20 years of development, the GBI system was able to bring only anti-missile 44, capable of repelling only medium-range threats in the absence of any opposition and means of overcoming. And then - only on landfills. SM-3 is also not happy with the progress, and the SM-3 Block 2B version has been stopped to develop, and is unlikely to return to this idea (it's not about the money, as stated, but about technical difficulties). The split warhead program with MKV interceptors to intercept missiles with split warheads is also dead. And if it were not so - with those successes in identifying targets and detuning from interference and false targets that exist, these MKVs have little sense.

And then suddenly they decide in DARPA, as it was said in the beloved film of all, "to wipe William himself, you see, Shakespeare." On the other hand, the topic is topical, the ruling circles of the United States have a strong burning sensation in all parts of the body because of the fact that Russia has far surpassed the "shining hail on the hill" in such ultra-modern technologies of warfare. And allocate a lot of money. Yes, but money will not help much if there are no solutions. If the Americans learn to shoot down not just hypersonic rockets and devices, but also maneuvering ones, this will happen very, very soon, and the solution is unlikely to be as outlined above.

But behind the antimissile unsolvable problems, others are not forgotten either. A conservative and informed (linked to the US Department of Defense and the CIA), American journalist Bill Hertz in a recent article complained that the US Armed Forces do not have nuclear weapons capable of hitting highly secure, buried targets like bunkers and underground factories and storage facilities. They say that the Russians, and after them the Chinese and even the North Koreans, create strong air defense and missile defense zones that cannot be penetrated by conventional means adapted to destroy such targets (as if there are conventional ammunition capable of hitting targets at depths of tens and hundreds of meters). And it’s strange that the term “create” is used in relation to Russia, because Russia is full of the notorious “access restriction zones”, as the Americans call our zones and near our territory, where you can: shoot them full airborne from air defense fighters and air defense systems level C-300 and C-400, to scrape the sea from coastal and aviation and sea accommodation supersonic anti-ship missiles for operational purposes and still heavily covered by EW. At the same time, it is interesting how nuclear weapons can help in such zones, if it is a matter of B. Hertz’s material about bombs - it’s almost impossible to deliver them to areas with even military air defense.

Hertz writes that the US Air Force had previously used strategic bombs B83-1 with power up to 1,2 Mt and tactical B61-11 with power up to 400 kt, this version was intended to defeat protected objects. They have not yet been completely destroyed - all B61 will be converted (with a reduction in numbers from 500 to 400) into a “high-precision” modification of B61-12, starting with 2020, up to 50 кт. And B83-1, which, by the way, wasn’t intended for hitting heavily buried targets, couldn’t be solved at the expense of the power of all tasks, other solutions are also needed - it has long been assigned for recycling. And this recycling went at a good pace along with the rest of the ammunition until this year, when Trump allegedly ordered it to be held until an "adequate replacement."

But what the matter is - no one has developed and is not going to adequately replace it, it has declared the very same 50-кт В61-12, and moreover, the plans of the US Department of Energy have no words that there are any changes in the fate of B83. This is understandable: there is not enough arsenal capacity to maintain the number, production is also impossible now, and you still need to get rid of "ballast" (and even useful ammunition sometimes), and Trump's instructions will not help here. Because you can't fool physics, especially nuclear, and if you cannot maintain the ammunition, then it is better to destroy it, otherwise you can get into trouble. And B61-12, which we consider to be somehow capable of defeating underground shelters (to be honest, this statement seems to be propaganda, based on available data), is not considered by Americans to be. Even when it is buried in the ground on 3-6 m, it will, of course, create a wave in the ground, similar to an aboveground explosion from a much more powerful bomb (about 700 CT), but it is unlikely to be able to hit any buried structures more “dirty” blast than with an air blast. But B61-11 could supposedly penetrate into the ground where it is deeper and hit objects at depths up to 100 m.

And now in the US they are trying to come up with a solution: what to do in order to preserve at least some opportunities in unprotected strong air defense zones to defeat relatively buried targets. The use case mentioned by Hertz in the X-NUMX X-warhead of the W-76-2 warhead already described in one of the articles looks even more questionable than the B5-61 due to its power, and W12 was not intended for such purposes. The problem is the same: even if you know how to do it, but you cannot produce ammunition from scratch, you will have to redo something from the existing one, but there are no suitable solutions. Although it is possible that a certain amount of B-76-61 will try to be left in the service, although there were very few of them - 11 pieces. In any case, even 50 bombs of this type, given that the opponents of the United States, according to the CIA, have more than 50 strongly protected underground objects, are a drop in the ocean. True, given that among such objects were mentioned non-existent in the real world “tunnels hundreds of meters deep for rocket trains in Russia”, it should be assumed that this figure is somewhat overestimated.

It is also not very clear how Hertz, writing about the defeat of highly protected deep-seated objects in Moscow, expects to take any kind of bomb through the air defense of the Central Industrial Region. Is that the Americans invented teleportation. If we are talking about the fact that such objects will be amazed after the exchange of massive nuclear missile strikes, and not even one by one, when the air defense system is already destroyed, so there are very big doubts that after them someone will deliver such cargo, and especially - give such an order. The fact is that in the Russian strategic nuclear forces issues of defeating underground targets are also solved, and much more efficiently than in the United States.
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17 comments
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  1. +3
    12 September 2018 08: 32
    Quote: Puncher
    The administration’s question, why is this ... falling into the Armaments section, not Opinions?

    Apparently, a rhetorical question.
    1. +1
      12 September 2018 10: 13
      Alas, it seems that yes :(. It was written specifically for VO!
    2. +1
      12 September 2018 14: 24
      Quote: Cherry Nine
      Apparently, a rhetorical question.


      to which there is no answer ...
      Mr. Vyatkin is burning.
      Quote: Vyatkin
      Even the task of detecting and determining the exact, up to meters, location of a hypersonic warhead or CD / CRP is quite complicated due to the plasma "tail" reaching for the object. This is if you use radar, but if you use infrared or electron-optical systems, the task is also not simplified.


      The relationship between the average altitude H0 and the geocentric velocity Vg of meteors

      Vg is the initial geocentric speed, V'g is the same speed, distorted by the Earth's gravity

      The kinetic energy of meteor bodies invading the atmosphere with a very high initial velocity is very high. Mutual collisions of molecules and atoms of a meteor and air intensively ionize gases in a large volume of space around a flying meteoroid. Particles, torn in abundance from a meteoroid, form around it a brightly luminous shell of hot vapors. The glow of these vapors resembles the glow of an electric arc. The atmosphere at heights where meteors appear is very rarefied; therefore, the process of reuniting electrons detached from atoms lasts quite a while, causing a luminescence of a column of ionized gas, which lasts for several seconds and sometimes minutes.

      Neither the speed (where there is hypersound), nor the "plasma" trace, nor some instability of the trajectory and the suddenness of its appearance, do not interfere with the radar of m.
      and infrared sensors and optics will definitely help.
      1. The photographic method for determining the speed of meteors using an obturator is the most accurate (100 years old, at lunch)
      2.AN/AAQ-37 DAS - ECO with a distributed aperture (six IR / TV cameras on the surface of the aircraft). It provides passive location in all directions. Using this system, the F-35 was already detecting ballistic missile launches from a record distance of 1200 km. In a recent test, the AN / AAQ-37 DAS worked in conjunction with the AN / APG-81 F-35 radar.
      3. KGCH PR SM-3 Block IA, in principle, and PR THAAD (the same almost 0

      The homing system homing - semi-active. GOS is equipped with a 1-channel radar coordinator + multispectral infrared GOS, operating on average (3,3 ... 3,8 microns) and far (7 ... 10 microns) sections of the IR range, command-inertial control system, calculator, power supply and remote control M&E . GOS has a sapphire uncooled window transparent in the IR range. Its non-scanning matrix photodetector located in a two-axis gimbal is a focal grating made on the basis of sensitive elements made of indium antimonide, with an angular resolution of not more than 200 mrad. Since the head part of the PR has the shape of a cone, the photodetector provides an angular displacement of the line of sight relative to the longitudinal axis of the PR.
  2. +1
    12 September 2018 12: 05
    There are only two ways to bring down a hypersonic device for today, kmk. The first is a laser beam combined with a multi-voltage arrester. The second, quite large missile with an unusual warhead - in the form of an explosive pulsed electromagnetic generator (VIEMG). In the second case, a sufficiently large diameter of the affected area (not less than 500 m) is simply used, which allows a significant missed missile guidance, and the presence of sensitive equipment on the GLA, which will be disabled with the loss of guidance on the target. Unfortunately, the mass of VIEMG can reach several hundred kg, and then at least 48N6E3 missiles will be required ...
    As for the laser beam for guiding the discharge pulse, here we need a beam that will slightly pionize the atmosphere through which it passes. To do this, you need either a very powerful beam of the visible or near-IR range, such as Peresvet, or a beam with a wavelength of about 0,4 μm (blue and the beginning of UV) of low divergence, but power available today. Due to partial ionization, a conductive channel will be created along the beam, through which the multi-kilowatt power of the arrester can be transmitted, which will be a bit like a lightning strike. A lightning strike in the GLA will also disable its sensitive circuits and elements of on-board electronics. What will deviate the device from the intended target.
    1. +2
      13 September 2018 02: 32
      Quote: Tektor
      in the form of an explosive pulsed electromagnetic generator (VIEMG).

      Protection with high-speed zener diodes ... widespread use of fiber optic, optronics ....
  3. -1
    12 September 2018 13: 12
    "you need maneuverability several times higher than that of the target. Is this possible at hypersonic speeds?" ////
    ----
    Of course not. But hyperspeed is not needed by the interceptor. He does not pursue a goal, but meets it in the forehead.
    Hit - hit, miss - no longer catch up.
    1. 0
      12 September 2018 14: 35
      Quote: voyaka uh
      He does not pursue a goal, but meets it in the forehead.

      and (or) at an angle of meeting (complex "Hets")
      1. -2
        12 September 2018 15: 47
        It seems to be called "head-to-head".
        But the more it is oncoming, the more reliable the interception. Most recently, David's Sling fired at the Syrian Tochka. The point flew near the Israeli border, parallel to it. And they fired Slingshots from the side. And the "counter" did not work. Did not make it. And it is impossible to catch up with the BR. Miss.
        1. 0
          12 September 2018 18: 50
          Quote: voyaka uh
          And they shot Slings from the depths on the side.

          EPR of the target "from the side" is larger, significantly
          Quote: voyaka uh
          Did not make it. But catching up with BR is impossible. Miss.

          no allegory
          Suppose Achilles runs ten times faster than a turtle and is a thousand steps behind her. During the time that Achilles runs this distance, the turtle crawls a hundred steps in the same direction. When Achilles runs a hundred steps, the turtle will crawl another ten steps, and so on. The process will continue indefinitely, Achilles will never catch up with the turtle.

          An arrow from a bow can also catch up.
          Important:
          meeting angle
          -start time (well, of course, target detection time, reaction time of the interception complex)
          -distance from the launch to the "flyby" trajectory
    2. 0
      12 September 2018 17: 27
      Quote: voyaka uh
      But hyperspeed is not needed by the interceptor. He does not pursue a goal, but meets it in the forehead.
      Hit - hit, miss - no longer catch up.

      ==============
      Absolutely right!!! BUT!!! Only for non-maneuvering purposes !!! Since in this case, with each maneuver, the probability that the trajectory of the target and the interceptor will be perpendicular each other ... And from that moment on, the probability of hitting the target will tend to "0" !! Unless, of course, the target maneuvers towards the interceptor and does not end up in the affected area by the shrapnel !!! hi
      1. -1
        12 September 2018 17: 35
        While there are no maneuvering targets at all. The BR was taught to swing a little by 1-2 degrees on takeoff and at the very end - on the descent. And interceptions are carried out on the middle - ballistic - section of the trajectory. And at the very end, "over the rooftops".
        There are no attacking devices flying in dense layers of the atmosphere through a ramjet engine. The whole movement of hypersonic devices: in space and the stratosphere.
      2. +1
        12 September 2018 18: 58
        Quote: venik
        Only for non-maneuvering purposes !!!

        How much can they "maneuver" there?
        (it will break the inertia and the oncoming flow of the medium, on hypersound ... SR-71 radius of a combat turn on 3M for about 150 km)
        How much will it "cost" (goal)?
        aerodynamic surfaces? = lose hypersonic speed, it will have to be compensated: ДУ + fuel mass АТ + НДМГ, the mass and dimensions of the product increase, problems with cooling increase
        -ODU, loss of fuel mass (AT + UDMH), the mass and dimensions of the product increase, problems with cooling increase

        heat flow 60-70 MW per sq.m target surface at 3 km / s at an altitude of 30 km
        Quote: venik
        Unless of course the target maneuvers towards the interceptor and is not in the affected area with fragments !!

        1. There yaw essentially along the axis.
        2. kinetic action interceptor (American)
        1. 0
          12 September 2018 23: 10
          Thanks for the good explanation. I have never been able to explain in such a detailed way the impossibility of maneuvering at hyper speeds. good
        2. -1
          13 September 2018 13: 44
          We will have to make a gas-dynamic "capsule" around the hypersonic aircraft to reduce the friction force from the oncoming flow and increase the speed of maneuvering.
        3. +1
          22 September 2018 18: 47
          "SR-71 radius of combat turn at 3M is about 150 km)". I remember that we tested the Tu-144 in 1977, so it had a radius no less than the Khanty. Well still high - 16 kilometers, did not bother anyone. And Mitterrand's "Concorde" was driving Paris-Novosibirsk-Tokyo, so in general it pushed me in a straight line at supersonic. But I don’t know about the MiG-31 in the U-turn, although they were based very close ... Although, the strength specialists should calculate large overloads. And the materials are not the same ...
  4. 0
    22 September 2018 18: 38
    But in 1985, a discharged satellite with counter speeds of 555 thousand km / h was shot down by ASAT at an altitude of 24 km, something a little - 6,7 km per second ...
  5. 0
    29 November 2018 15: 59
    How much can they "maneuver" there?

    This fully applies to the interceptor. He must also maneuver. It all depends on the distance to the target when it starts maneuvering and being late in the interceptor reaction. The necessary overloads can turn out to be very large with all the consequences for the interceptor - pure physics.
    In addition, the use of IR homing in the presence of a very rarefied atmosphere, however, poses great doubt.
    All of these kinetic interceptors are very bluff-like.

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