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Author Topic: Iran's SDV's  (Read 2184 times)

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Online Ayyash

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Iran's SDV's
« on: May 22, 2010, 04:36:56 AM »
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Interesting tactical weapon that seems to fulfill a larger role in Iran's "doctrine of asymmetric naval warfare" then in other regional and global armed forces.

My criticism of the designs displayed on parades and whatnot is the lack of a carrying capacity. They lack any external rungs that would be used to tow divers and they only have an internal capacity of a 1-2 swimmers, this necessitates a veritable fleet of them for even the smallest assault force.

They also seem to lack even the most rudimentary navigation tools.
« Last Edit: May 22, 2010, 04:41:21 AM by Ayyash »
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Offline Lur

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Re: Iran's SDV's
« Reply #1 on: May 22, 2010, 04:54:00 AM »
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it reminds me of the american civil war subs could be good for smuggling I guess
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Offline Shirazi

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Re: Iran's SDV's
« Reply #2 on: October 21, 2010, 08:38:39 PM »
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My criticism of the designs displayed on parades and whatnot is the lack of a carrying capacity. They lack any external rungs that would be used to tow divers and they only have an internal capacity of a 1-2 swimmers, this necessitates a veritable fleet of them for even the smallest assault force.

I disagree, i think two is the optimal amount, if this thing gets detected then only two soldiers are captured, if you need more than two soldiers then send two of these. Plus these things are meant to transport miners not assault teams. The UK used these things well in WW2, they sent the SBS to mine German ships.

Offline Catsoo

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Re: Iran's SDV's
« Reply #3 on: October 22, 2010, 02:52:14 AM »
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Ayyash,

Quote
They also seem to lack even the most rudimentary navigation tools.

Sorry, but you have no clue! The model you see here at the beginning of the thread has the interior masked for a real good reason. What it carries in terms of navigation and sonar capabilities would impress you a lot.

I personally ,took photos of the real craft myself about six years ago. Even then, as a team, we could not but be very impressed.

I have to give you a hint: This thing has a minimum radius of operation of 50 Km, how do you think it can achieve that under the water?

The rest depends on your imagination, for now!

Catsoo
 

Online Ayyash

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Re: Iran's SDV's
« Reply #4 on: October 24, 2010, 06:27:36 PM »
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I disagree, i think two is the optimal amount, if this thing gets detected then only two soldiers are captured, if you need more than two soldiers then send two of these. Plus these things are meant to transport miners not assault teams. The UK used these things well in WW2, they sent the SBS to mine German ships.
Shirazi:
I've been doing some more research on SDV's in general and i'm inclined to agree with you. I had previously envisioned it as transportation for a combat swimmer team something like the SEAL delivery vehicle. But looking at other countries smaller SDV's, the more common design seems to resemble the Al-Sabehat in terms of design and doctrine designed.

Catsoo:
I'd be interested to see your pictures one of these days if you ever want to post them.

Offline Shirazi

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Re: Iran's SDV's
« Reply #5 on: October 24, 2010, 06:41:45 PM »
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Ayyash, i think you'd find this interesting: http://en.wikipedia.org/wiki/Operation_Frankton

Iran's SVD's will be used in a similar manner to attack oil platforms, ports and oil tankers. By the way, planeman seems to think that it can carry an additional 7 divers as well as carrying 17 limpet mines.

For assault teams they'll use the purpose built Kajami semi-submersible crafts. I am trying to find out how many infiltrators it can carry, but so far most places seem to describe this as an attack craft which can carry two torpedoes, i don't know how true this is, but the NK version of it was built for infiltration operations.
« Last Edit: October 24, 2010, 06:58:00 PM by Shirazi »

Online Ayyash

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Re: Iran's SDV's
« Reply #6 on: October 24, 2010, 07:40:53 PM »
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One interesting question i think is the nature of their deployment.

Assuming Catsoo is correct in this case, and their range is 50+ km (which is roughly in line with other SDV's of the same size) and they use GPS to navigate (which is reasonable to assume), they would still largely be restricted to operating from a few limited locations, notably the Islands in the Persian Gulf.

However, given Iran's close cooperation with North Korea on all types of weapons development, a logical development would be to deploy them from mother-ships such as a disguised dhow or trawler, such as how Iran mined the gulf during the Iran-Iraq war. 

Looking at the picture of the Taedong, it looks like it could carry twin 324 mm torpedoes, but i cant say for sure, those could be storage cylinders.

Offline Catsoo

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Re: Iran's SDV's
« Reply #7 on: October 24, 2010, 10:27:53 PM »
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Quote
Catsoo:
I'd be interested to see your pictures one of these days if you ever want to post them.

If so far IRIN has not shown the interior instrumentation of this craft, I can assume I should follow suit until and if  I see otherwise or I see an upgrade so I can show you the "older type"!


Catsoo

Offline Catsoo

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Re: Iran's SDV's
« Reply #8 on: October 26, 2010, 01:17:18 AM »
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There is not much I would like to disclose except that this "wet submarine" as oppose to its look, is very capable for its class. It can easily be launched by a larger ship near its target, can manage its mission completely undetected having full communication capability with mother ship.

Don't let its less than attractive  looks fool you.

Catsoo

Offline Lur

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Re: Iran's SDV's
« Reply #9 on: November 04, 2010, 01:52:18 AM »
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Iran Military Air Force, Army, Navy & IRGC Small | Large


at 5:20 shows full class covering the cockpit

Online Ayyash

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Re: Iran's SDV's
« Reply #10 on: November 22, 2011, 04:39:57 PM »
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If you guys remember we saw this submarine during the Army Day 2011 - I thought it was an SDV at the time but couldn't be sure that it wasn't a mockup. Turns out it was actually a prototype (presumably) from the Iran-Iraq war.

Offline Catsoo

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Re: Iran's SDV's
« Reply #11 on: November 23, 2011, 03:19:30 AM »
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The video posted by Lur no longer exists!

Catsoo

 

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