Search found 1643 matches

by ldev
08 Sep 2019 18:29
Forum: Military Issues & History Forum
Topic: Chandrayan-2 Mission
Replies: 1986
Views: 214849

Re: Chandrayan-2 Mission

Was reading that the first level crew selection for the human spaceflight program has been completed. About 10 potential candidates, all IAF pilots. They will undergo basic training in Russia.
by ldev
08 Sep 2019 17:44
Forum: Military Issues & History Forum
Topic: Chandrayan-2 Mission
Replies: 1986
Views: 214849

Re: Chandrayan-2 Mission

So this is what ISRO is planning for a future moon landing mission. A moon landing in partnership with Japan including a rover and bringing back samples of moon dust. To be implemented in 2024 after the human spaceflight mission. Under discussion since 2017 and discussed during Modi's visit in 2018....
by ldev
07 Sep 2019 07:45
Forum: Strategic Issues & International Relations Forum
Topic: West Asia News and Discussions
Replies: 701
Views: 107532

Re: West Asia News and Discussions

Actually with such a stronghold China will preempt India in such an endeavor. Given the unsurprising turn of events I only wished that the GoI had the balls to withstand USA and build a closer relationship with Iran in order to keep the Chinese out and prevent a permanent foothold in West Asia . No...
by ldev
07 Sep 2019 04:37
Forum: Military Issues & History Forum
Topic: Chandrayan-2 Mission
Replies: 1986
Views: 214849

Re: Chandrayan-2 Mission

If there is a single PSU in India that is a text book example on how to do it, it is ISRO. And to achieve all their objectives they need and deserve a massive increase in funding commitments. This would be a great time to make that commitment so that ISRO can re-double it's efforts and achieve succe...
by ldev
06 Sep 2019 00:28
Forum: Military Issues & History Forum
Topic: Su-30MKI: News and Discussion - August 9, 2014
Replies: 3323
Views: 503252

Re: Su-30MKI: News and Discussion - August 9, 2014

Also, what say does the IAF have in how HAL is organized or how HAL run's it's business? The IAF's primary responsibility is the defence of India. It is not the development of a domestic industry. So the focus has to be on those in power/authority whose job is to balance these two objectives. This ...
by ldev
05 Sep 2019 18:36
Forum: Military Issues & History Forum
Topic: Su-30MKI: News and Discussion - August 9, 2014
Replies: 3323
Views: 503252

Re: Su-30MKI: News and Discussion - August 9, 2014

According to the court testimony given by senior IAF officers recently, they had classified Su-30MKI and LCA as 3.5Gen. Rafale case: IAF officers emphasise in Supreme Court need for 4th, 5th generation fighter jets That is so convenient when hankering for a new import. Just re-classify the homemade...
by ldev
04 Sep 2019 06:22
Forum: Technology & Economic Forum
Topic: Indian Economy News & Discussion - Nov 27 2017
Replies: 3793
Views: 684937

Re: Indian Economy News & Discussion - Nov 27 2017

India and GOI is never short of ideas. It is the implementation that is pivotal. From this article it looks like GOI is already working to woo firms to move to India given the US-China trade dispute. How successful will this effort be? India to woo Apple, other firms to capitalize on US-China trade ...
by ldev
03 Sep 2019 17:53
Forum: Technology & Economic Forum
Topic: Indian Economy News & Discussion - Nov 27 2017
Replies: 3793
Views: 684937

Re: Indian Economy News & Discussion - Nov 27 2017

That is "the problem" . From Gurgaon to Pune and Jamshedpur to Chennai, our industrial landscape is dominated by major autoplayers and their vendors. add to this list, the manpower working in showrooms/service centers/loan/insurance/shops catering spares/road side garages employing mechan...
by ldev
02 Sep 2019 23:10
Forum: Technology & Economic Forum
Topic: Indian Economy News & Discussion - Nov 27 2017
Replies: 3793
Views: 684937

Re: Indian Economy News & Discussion - Nov 27 2017

The sales decline is across the board and includes Commercial Vehicles and Two Wheelers. Auto Sales Analysis August 2019 Commercial Vehicles With no difference in the situation, the commercial vehicle segment witnessed a double-digit drop in domestic sales on the back of axle load norms and current ...
by ldev
02 Sep 2019 19:04
Forum: Technology & Economic Forum
Topic: Indian Economy News & Discussion - Nov 27 2017
Replies: 3793
Views: 684937

Re: Indian Economy News & Discussion - Nov 27 2017

Car sales have crashed through the floor. What is happening? 10th consecutive monthly decline.....Modiji's national security team is A class, his economic team not so much.....

Image
by ldev
01 Sep 2019 10:37
Forum: Military Issues & History Forum
Topic: Kaveri & Aero-Engine: News & Discussion
Replies: 4864
Views: 914786

Re: Kaveri & Aero-Engine: News & Discussion

Chetak, What about the Krivak-III frigates that India is buying from Russia? Don't they have Ukrainian gas turbines? And if so, how is that working out? You may well be right there Idev ji but I am not clued up enough on the Krivak-III frigates to comment. apologies I think Ukraine agreed to supply...
by ldev
01 Sep 2019 10:28
Forum: Military Issues & History Forum
Topic: Kaveri & Aero-Engine: News & Discussion
Replies: 4864
Views: 914786

Re: Kaveri & Aero-Engine: News & Discussion

Chetak,

What about the Krivak-III frigates that India is buying from Russia? Don't they have Ukrainian gas turbines? And if so, how is that working out?
by ldev
01 Sep 2019 10:11
Forum: Military Issues & History Forum
Topic: Kaveri & Aero-Engine: News & Discussion
Replies: 4864
Views: 914786

Re: Kaveri & Aero-Engine: News & Discussion

because of our strong ties with russia, we have cold vibes with the ukrainians and have not encouraged them to sell arms/tech in the Indian market because of russian objections. It would take a lot to persuade them to accommodate us. What guarantees would we have that those really critical employee...
by ldev
01 Sep 2019 09:43
Forum: Military Issues & History Forum
Topic: Kaveri & Aero-Engine: News & Discussion
Replies: 4864
Views: 914786

Re: Kaveri & Aero-Engine: News & Discussion

Ukrainian Aero-Engine mfg company up for sale. India should buy it. Test US partnership. Russia wants to build a modernized AN-124 heavy lift military freighter with all Russian parts including Russian engines. The traditional AN-124 used D-18T turbofans made by Motor-Sich, the Ukrainian engine mak...
by ldev
31 Aug 2019 04:45
Forum: Military Issues & History Forum
Topic: International Aerospace Discussion - Jan 2018
Replies: 1158
Views: 196750

Re: International Aerospace Discussion - Jan 2018

Amazingly high resolution satellite image tweeted by Trump on Friday afternoon showing details of the aftermath of the launch vehicle explosion at Iran's Khomeini launch site which ended Iran's latest effort to launch a satellite. Such resolution has never been seen in the public domain before Trump...
by ldev
30 Aug 2019 07:34
Forum: Military Issues & History Forum
Topic: Chandrayan-2 Mission
Replies: 1986
Views: 214849

Re: Chandrayan-2 Mission

Sharing a few images (From actual data): (For nice animation, see Sankara's animation posted before) First phase: From Earth to Moon. https://upload.wikimedia.org/wikipedia/commons/5/50/Animation_of_Chandrayaan-2_around_Earth_-_Geocentric_phase.gif Thank you for bringing the orbits alive!! Much app...
by ldev
29 Aug 2019 22:58
Forum: Military Issues & History Forum
Topic: Kaveri & Aero-Engine: News & Discussion
Replies: 4864
Views: 914786

Re: Kaveri & Aero-Engine: News & Discussion

India, France to hold talks on defence buys today. Of much greater significance and far more ambitious is a new India-France project to co-develop and co-build a next generation jet engine for use by India. The lead French defence company in the reckoning here is Safran. There is little clarity on ...
by ldev
29 Aug 2019 22:53
Forum: Military Issues & History Forum
Topic: Kaveri & Aero-Engine: News & Discussion
Replies: 4864
Views: 914786

Re: Kaveri & Aero-Engine: News & Discussion

An interesting post from a poster on the f-16.net forum discussing the screech phenomenon encountered during development of the PW-f135 engine for the F-35. Screech occurs when the pressure fluctuations due to combustion process couple, mechanically, with the natural acoustics of a structure. it is ...
by ldev
26 Aug 2019 19:56
Forum: Strategic Issues & International Relations Forum
Topic: India-US relations: News and Discussions IV
Replies: 2720
Views: 404094

Re: India-US relations: News and Discussions IV

Modi-Trump press conference. Modi states that all issues between India and Pakistan are bilateral and Trump agrees with that and says that he is available if needed. At 13:15 Trump jokes that Modi actually speaks very good English but does not like to speak it :lol:
by ldev
26 Aug 2019 09:51
Forum: Strategic Issues & International Relations Forum
Topic: India-France news
Replies: 105
Views: 20586

Re: India-France news

Interesting snippets of the G7 leaders. Here Modi is posing with for a photograph with Macron and his wife and then greeting Angela Merkel and then the group photo: IMoxG9BZv3E and here Modi is getting down for a bilateral meeting with Boris Johnson. Interesting that Johnson greets almost all the se...
by ldev
25 Aug 2019 18:17
Forum: Strategic Issues & International Relations Forum
Topic: J&K Union Territory-2019
Replies: 1984
Views: 244867

Re: J&K Union Territory-2019

The Gulf Arabs prefer Indians because they keep to themselves, save money and are non political. Other Muslim expatriates after some time in the country will want to tell the Gulfies how to run their countries and are therefore seen as a danger by the monarchs. So the Gulfies are more watchful of th...
by ldev
25 Aug 2019 08:42
Forum: Strategic Issues & International Relations Forum
Topic: J&K Union Territory-2019
Replies: 1984
Views: 244867

Re: J&K Union Territory-2019

The bakis are very visibly hurt. While Zam Zam HamIED accepts that bakis have been defeated by India and dishing out some truths @ 5:00, @7:35 & @10:20 & @13:15 LOjCBf1kWZM There are other video but consider this a representative of the RR on Baki TV. Wow!! This is quite a rant by Zaid Hami...
by ldev
25 Aug 2019 07:50
Forum: Military Issues & History Forum
Topic: Chandrayan-2 Mission
Replies: 1986
Views: 214849

Re: Chandrayan-2 Mission

Does Vikram or Pragyan payload carries a camera? another silly question: Pragyan says it can communicate only with Vikram, and Vikram is designed for one lunar day. So, the whole mission needs to wrap up by a fortnight. is it possible to extend this? I found a helpful article which answers these qu...
by ldev
24 Aug 2019 09:30
Forum: Military Issues & History Forum
Topic: Chandrayan-2 Mission
Replies: 1986
Views: 214849

Re: Chandrayan-2 Mission

^ Why should there be no color on Moon? ( noob question .. not comment ) What I meant is that the surface of the moon will look B&W in comparison to the vivid colors of earth i.e. color photography will not add vivid colors because they are inherently not there unlike say a photograph of the ea...
by ldev
24 Aug 2019 07:50
Forum: Military Issues & History Forum
Topic: Chandrayan-2 Mission
Replies: 1986
Views: 214849

Re: Chandrayan-2 Mission

2. As far as ISRO is concerned, they have technology which is no less than the best space-tech cameras worldwide. AND the most important is to know that they have in-house optics development division so they KNOW the technology in and out. 3. Current images what you are seeing are from large distan...
by ldev
23 Aug 2019 23:07
Forum: Military Issues & History Forum
Topic: Chandrayan-2 Mission
Replies: 1986
Views: 214849

Re: Chandrayan-2 Mission

Is the objective of Chandrayaan our viewing pleasure? Not necessary for C-2 itself, but a resounding *yes* that the future planetary missions *must* think of enhanced visual and aural coverage. If exploration is not made fun, it is useless. Exploration has to be fun and must touch the very base of ...
by ldev
23 Aug 2019 20:36
Forum: Military Issues & History Forum
Topic: Chandrayan-2 Mission
Replies: 1986
Views: 214849

Re: Chandrayan-2 Mission

I really hope that ISRO has got high definition cameras in the lander/rover. Does anyone know the specs of these cameras, their resolution? If it is DD like coverage/resolution of their launches, it will be a disaster. I know data transfer rates are the bottleneck for transmitting high resolution pi...
by ldev
23 Aug 2019 20:04
Forum: Military Issues & History Forum
Topic: Kaveri & Aero-Engine: News & Discussion
Replies: 4864
Views: 914786

Re: Kaveri & Aero-Engine: News & Discussion

Ldev, Will watch. Glad folks are following it in Hindi so more people can follow and not only English speaking folks. once saw video of the same guy on LCA MK2. He is basically copy pasting stuff from all over the internet. Which is not bad in itself. But I don't think he understands all that he is...
by ldev
22 Aug 2019 22:21
Forum: Technology & Economic Forum
Topic: Civil Aviation Development & Discussion
Replies: 5557
Views: 489003

Re: Civil Aviation Development & Discussion

Something ridiculous happened at BOM today, unknown individual entered RWY 27 and walked under the fuselage of a SG 737 gesturing. CISF approaches in a vehicle but maintains distance presumably for own safety (engines may be spooling). BCAS will take a big rap for this as will CISF. The pilot shut ...
by ldev
22 Aug 2019 19:18
Forum: Military Issues & History Forum
Topic: Kaveri & Aero-Engine: News & Discussion
Replies: 4864
Views: 914786

Re: Kaveri & Aero-Engine: News & Discussion

Dev, Can you point me to the reports? agupta thanks This is Part 1 of the issues Kaveri is facing aired on August 2, 2019 - all in Hindi https://www.youtube.com/watch?v=6kpPugsUzew This is Part 2 of the issues Kaveri is facing aired on August 7, 2019 - all in Hindi https://www.youtube.com/watch?v=v...
by ldev
22 Aug 2019 09:22
Forum: Military Issues & History Forum
Topic: Kaveri & Aero-Engine: News & Discussion
Replies: 4864
Views: 914786

Re: Kaveri & Aero-Engine: News & Discussion

Ok so the phenomena is the well known acoustic noise due to organ pipe effect. So how would a modified core change the screech effect? Hi Ramana, Again, according to the reporting, the screech in Kaveri could come from any of the following factors: Fuel spray injector locations Non-uniformity in th...
by ldev
22 Aug 2019 08:46
Forum: Military Issues & History Forum
Topic: Chandrayan-2 Mission
Replies: 1986
Views: 214849

Re: Chandrayan-2 Mission

^ Period in Hrs 24 July 13.68586608 26 Jul 17.23179373 29 Jul 24.04596692 2 Aug 31.87325697 6 Aug 59.81055005 Orbit raising can be done in one after another orbits. But there is ample time secondly ( and this is technical ) the inclination was slowly changed from 7 deg to about 6 deg and if you wan...
by ldev
22 Aug 2019 03:19
Forum: Military Issues & History Forum
Topic: Chandrayan-2 Mission
Replies: 1986
Views: 214849

Re: Chandrayan-2 Mission

SSSalvi, The table below gives the planned orbit raising schedule for Chandraayan 2 (already achieved) Chandrayaan 2 Raising Schedule: 24 JUL 19: 14:00-15:30 241.5 x 45,162 Km 26 JUL 19: 01:00-02:00 262.9 x 54,848 29 JUL 19: 14:30-15:30 281.6 x 71,341 02 AUG 19: 14:00-15:00 262.1 x 89,743 06 AUG 19:...
by ldev
22 Aug 2019 02:49
Forum: Military Issues & History Forum
Topic: Kaveri & Aero-Engine: News & Discussion
Replies: 4864
Views: 914786

Re: Kaveri & Aero-Engine: News & Discussion

ldev and prasad, I thought screech or jet engine noise is due to the mixing of turbulent flow from the the combustion and is like air flow in an organ pipe or flute. In supersonic flow there is expansion and contraction similar to an accordion which adds to the phenomenon. So it needs nozzle exhaus...
by ldev
21 Aug 2019 22:11
Forum: Military Issues & History Forum
Topic: Kaveri & Aero-Engine: News & Discussion
Replies: 4864
Views: 914786

Re: Kaveri & Aero-Engine: News & Discussion

That may be so but supposedly the screech was eliminated by replacing the Kaveri core with a modified M-88 core. So the conclusions were that un-defined parameters within the Kaveri core were causing the screech during re-heat/afterburning. Had a decision been made to go and buy the M-88 core, the ...
by ldev
21 Aug 2019 21:08
Forum: Military Issues & History Forum
Topic: Kaveri & Aero-Engine: News & Discussion
Replies: 4864
Views: 914786

Re: Kaveri & Aero-Engine: News & Discussion

That may be so but supposedly the screech was eliminated by replacing the Kaveri core with a modified M-88 core. So the conclusions were that un-defined parameters within the Kaveri core were causing the screech during re-heat/afterburning. Had a decision been made to go and buy the M-88 core, the r...
by ldev
21 Aug 2019 18:33
Forum: Strategic Issues & International Relations Forum
Topic: India-US relations: News and Discussions IV
Replies: 2720
Views: 404094

Re: India-US relations: News and Discussions IV

What Trump really spoke about to Modi and Imran Khan US President Donald Trump’s phone calls to prime ministers Narendra Modi and Imran Khan Monday were less about India-Pakistan tensions over Kashmir and more about his country’s exit from Afghanistan and trade with New Delhi, sources told ThePrint...
by ldev
21 Aug 2019 09:20
Forum: Military Issues & History Forum
Topic: Kaveri & Aero-Engine: News & Discussion
Replies: 4864
Views: 914786

Re: Kaveri & Aero-Engine: News & Discussion

According to some YT channels/sites, there were 2 issues with the Kaveri engine which Safran was asked to help with, a "rumble" and a "screech" both being manifested in the re-heat portion of engine performance. Supposedly Safran managed to address the "rumble" issue by...
by ldev
19 Aug 2019 21:33
Forum: Technology & Economic Forum
Topic: Indian Economy News & Discussion - Nov 27 2017
Replies: 3793
Views: 684937

Re: Indian Economy News & Discussion - Nov 27 2017

Intriguing analysis by Sonali Ranade on the drivers of the Indian economy over the last 30 years, drivers that created consumption and enabled the economy to grow at the pace that it did. And what the current ailments are. I am not so sure of her observations about the current cleanliness of the ban...
by ldev
19 Aug 2019 09:31
Forum: Military Issues & History Forum
Topic: India's R&D in Defence DRDO, PSUs and Private Sector
Replies: 3767
Views: 503395

Re: India's R&D in Defence DRDO, PSUs and Private Sector



Comments welcome. The narration is in Hindi. Towards the end the claim is that Uttam can be upscaled from the present ~750 TRMs to 1500 TRMs?

Go to advanced search