Search found 51 matches

by devaraj_d
25 Dec 2013 16:21
Forum: Military Issues & History Forum
Topic: Kaveri & Aero-Engine: News & Discussion
Replies: 5244
Views: 1118418

Re: Kaveri & aero-engine discussion

"Institutional capacity" is based on economics, which is what my sources argue. It is not due to a lack of brain power. And, that argument seems to hold if one were to accept the article i quoted above. In the specific case of Kaveri I am inclined to believe it is a material science issue...
by devaraj_d
25 Dec 2013 16:18
Forum: Military Issues & History Forum
Topic: Kaveri & Aero-Engine: News & Discussion
Replies: 5244
Views: 1118418

Re: Kaveri & aero-engine discussion

When building engines we will be still reliant on imported components / systems especially fuel injection equipment (cost and complexity) and after treatment systems. Even if IA supports engine design and building this will continue to remain the case in foreseeable decades unless we start to devel...
by devaraj_d
24 Dec 2013 23:44
Forum: Military Issues & History Forum
Topic: Kaveri & Aero-Engine: News & Discussion
Replies: 5244
Views: 1118418

Re: Kaveri & aero-engine discussion

What is needed is a program on the lines of the IGMDP for engines of various types for the airforce/navy/army. There will be a lot of failures. It may take a couple of decades like the IGMDP. But there will be a lot of success to . +1 Use Kaveri "technology" to develop a series of:- Turbo...
by devaraj_d
24 Dec 2013 23:43
Forum: Military Issues & History Forum
Topic: Kaveri & Aero-Engine: News & Discussion
Replies: 5244
Views: 1118418

Re: Kaveri & aero-engine discussion

Arjun Mk1/Mk2 gets its diesel engines from Germany ONLY for economic reasons. It is not that Indians are incapable of designing and building such an engine, there are plenty of NRI in companies like Cat/Ford/GM heading such efforts. Also, if I am not mistaken India has taken up the next "gen&q...
by devaraj_d
24 Dec 2013 23:28
Forum: Technology & Economic Forum
Topic: Indian Autos Thread
Replies: 3776
Views: 445969

Re: Indian Autos Thread

Can someone explain the differences between Miller, Otto and Atkinson (and derivatives if any)? Otto cycle--regular 4 cycles Miller cycle--Intake valve (IV) is closed earlier so that the fresh charge is expanded in the rest of the intake cycle to cool it down. It is very popular in large diesel eng...
by devaraj_d
09 Jan 2012 03:34
Forum: Technology & Economic Forum
Topic: Solar energy in India
Replies: 1085
Views: 117596

Re: Solar energy in India

It turns out that even solar can give 24x7 power without adding any storage. For example if Brazilian electric grid is linked to Indian electric grid, then Brazil will supply India will solar electricity during night and India will supply Brazil with solar electricity during day. Given that laying ...
by devaraj_d
09 Jan 2012 03:27
Forum: Technology & Economic Forum
Topic: Solar energy in India
Replies: 1085
Views: 117596

Re: Solar energy in India

------------------------------------------------------------- In India we are so short of power most people would be comfortable with just 8AM to 6PM electricity. Maybe if GOI wants to be nice add in some storage and make it a 10PM electricity band. This argument over base power and intermittent po...
by devaraj_d
09 Jan 2012 02:04
Forum: Technology & Economic Forum
Topic: Solar energy in India
Replies: 1085
Views: 117596

Re: Solar energy in India

Yes, Solar PV is very expensive, need at least 1.5 lakhs for a 2 kva system w/ battery. Though it may have dropped a bit the recent declines. The huge problem is net-metering is not allowed in India, meaning you use the grid to balance your output rather than a battery. GOI is now finally working o...
by devaraj_d
01 Jan 2012 15:45
Forum: Technology & Economic Forum
Topic: Renewable Sources of Energy
Replies: 315
Views: 42831

Re: Renewable Sources of Energy

I am working in the field of energy (mostly thermal) for the past 20+++ years. My views on the energy supply scenario may be out of sync with some people on this forum. Let us discuss our future energy options. My argument are based on the current technology and pricing. India is a growing economy....
by devaraj_d
01 Jan 2012 15:31
Forum: Technology & Economic Forum
Topic: Solar energy in India
Replies: 1085
Views: 117596

Re: Solar energy in India

Where can one buy Solar panels in India? What would it take for a typical home to make it grid independent? say 2 KVA I tried to install solar cells at my parents home in India in 2009 but it was very expensive. A company makes solar cells in our city and I talked directly to the representatives. A...
by devaraj_d
01 Jan 2012 15:01
Forum: Military Issues & History Forum
Topic: Newbie Corner & Military Miscellaneous
Replies: 4126
Views: 538010

Re: Newbie Corner & Military Miscellaneous

I suspect you asked this question on BR from an operational rather than philosophical/moral perspective. To the other responses I would add, also pragmatism, realism and a strong institutional desire to remain a professional fighting force(s). This is a very risky task in a country like India and s...
by devaraj_d
31 Dec 2011 00:49
Forum: Strategic Issues & International Relations Forum
Topic: The Jan Lokpal Bill, Anna Hazare, and Baba Ramdev II
Replies: 3078
Views: 180300

Re: The Jan Lokpal Bill, Anna Hazare, and Baba Ramdev II

Folks i am confused why not empower CVC rather than bringing in another body called Lokpal I am assuming that you did not watch the video of Arvind Kejriwal's speech that was posted in BR a few months back. AFAI remember from that video CVC has only ~350 employees and so far it has not been success...
by devaraj_d
30 Dec 2011 21:52
Forum: Military Issues & History Forum
Topic: Newbie Corner & Military Miscellaneous
Replies: 4126
Views: 538010

Re: Newbie Corner & Military Miscellaneous

Newbie question:

What is stopping / has stopped the Indian military taking over the government?
by devaraj_d
30 Dec 2011 21:40
Forum: Technology & Economic Forum
Topic: Indian Economy: News and Discussion (Apr 1 2011)
Replies: 3372
Views: 237492

Re: Indian Economy: News and Discussion (Apr 1 2011)

Newbie question:

What is the need for us to enter into a dollar swap with Japan for just $15 Billion when we have foreign exchange reserves of $300 billion?

Thanks.
by devaraj_d
10 Dec 2011 13:45
Forum: Technology & Economic Forum
Topic: Indian Autos Thread
Replies: 3776
Views: 445969

Re: Indian Autos Thread



Very nice video. Thanks for posting.
by devaraj_d
10 Dec 2011 13:41
Forum: History & Current Affairs Archive
Topic: Perspectives on the global economic meltdown- (Nov 28 2010)
Replies: 4994
Views: 305193

Re: Perspectives on the global economic meltdown- (Nov 28 20

ramana wrote:So what were the UK misgivings that made them not vote for the rescue package?


London has a huge and profitable financial services industry. It will be severely hit if a financial transaction tax was imposed. The financial services industry may move over to Switzerland.
by devaraj_d
23 Aug 2011 00:17
Forum: Strategic Issues & International Relations Forum
Topic: The Jan Lokpal Bill, Anna Hazare, and Baba Ramdev II
Replies: 3078
Views: 180300

Re: The Jan Lokpal Bill, Anna Hazare, and Baba Ramdev II

I am somehow not feeling comfortable that Anna is meeting RG. What is Anna trying to achieve?
by devaraj_d
23 Aug 2011 00:14
Forum: Technology & Economic Forum
Topic: Indian Economy: News and Discussion (Apr 1 2011)
Replies: 3372
Views: 237492

Re: Indian Economy: News and Discussion (Apr 1 2011)

I told you those riff raff 500,000+ private college engineers were good for something. :D Pardon my ignorance. What is the relationship between the number of graduating engineers to the exports? AFAIK small industries such as my Dad's are facing shortage of skilled labour as these guys have moved t...
by devaraj_d
16 Aug 2011 00:25
Forum: History & Current Affairs Archive
Topic: Perspectives on the global economic meltdown- (Nov 28 2010)
Replies: 4994
Views: 305193

Re: Perspectives on the global economic meltdown- (Nov 28 20

If you give me specific examples of how something complex (except IT and semiconductor industry) was accomplished in a very short time frame in India I can then understand your basis of arguments. Otherwise I am not understanding where you are getting those time lines. As I said, you need to erase ...
by devaraj_d
08 Aug 2011 00:57
Forum: Technology & Economic Forum
Topic: Indian Autos Thread
Replies: 3776
Views: 445969

Re: Indian Autos Thread

^^Small nitpick. Tatas and other OEMs dont make the trailers. They make the truck portion called 'horse'. The trailers are mostly made by smaller private players. Though now many OEMs have started their own trailer-building units yet they are not much One more nitpick :D The 'horse' is usually call...
by devaraj_d
08 Aug 2011 00:54
Forum: History & Current Affairs Archive
Topic: Perspectives on the global economic meltdown- (Nov 28 2010)
Replies: 4994
Views: 305193

Re: Perspectives on the global economic meltdown- (Nov 28 20

I do not know from where you got 5,10 or 20 years but there are many examples where it has taken longer. The basic crank arrangement of the commonly available engine (i.e ignoring rotary and other designs) has not changed since more than a century. Edison tried to build an electric car and look wha...
by devaraj_d
06 Aug 2011 12:00
Forum: Trash Can Archive
Topic: The Jan Lokpal Bill, Anna Hazare, and Baba Ramdev
Replies: 3955
Views: 281130

Re: The Jan Lokpal Bill, Anna Hazare, and Baba Ramdev

the mining cartel is a huge one with deep relations across several states. I would say that INC probably made a good amount of money from this scam. don't forget the Reddy brothers who are very close with YS Jagan in AP. this alliance was facilitated by INC's commercial interests and is therefore s...
by devaraj_d
06 Aug 2011 11:56
Forum: Trash Can Archive
Topic: The Jan Lokpal Bill, Anna Hazare, and Baba Ramdev
Replies: 3955
Views: 281130

Re: The Jan Lokpal Bill, Anna Hazare, and Baba Ramdev

All I want is a presidential form of government which is better IMO compared to the parliamentary form of the government. This will solve many issues that we are facing right now and will help us achieve our goals quicker. A strong Lokpal bill + presidential form of government will be a good combin...
by devaraj_d
31 Jul 2011 18:48
Forum: Trash Can Archive
Topic: The Jan Lokpal Bill, Anna Hazare, and Baba Ramdev
Replies: 3955
Views: 281130

Re: The Jan Lokpal Bill, Anna Hazare, and Baba Ramdev

sanjeevpunj wrote:^^^Yes, indeed.Anna will continue to rise in stature despite the setbacks, in fact the more the obstacles,the more his success.


This time he will have the support of the best planet as well. So let us see..
by devaraj_d
31 Jul 2011 18:47
Forum: Trash Can Archive
Topic: The Jan Lokpal Bill, Anna Hazare, and Baba Ramdev
Replies: 3955
Views: 281130

Re: The Jan Lokpal Bill, Anna Hazare, and Baba Ramdev

Thanks Sanjeevji. Is that German? Can anybody translate the part relating to Rajiv Gandhi? Did this thing come up in Indian media in 1991? Using the current exchange rate the amount mentioned was about 3 billion dollors in 1991 -- a lot of money. a_bharat, my German is as good as a one year child's...
by devaraj_d
31 Jul 2011 17:55
Forum: History & Current Affairs Archive
Topic: Perspectives on the global economic meltdown- (Nov 28 2010)
Replies: 4994
Views: 305193

Re: Perspectives on the global economic meltdown- (Nov 28 20

I don't belittle it. But like I said, its a gross exaggeration that things take 20 years to get working. What will you buy? 'A' car or 'The' car? Obviously 'A' car. 'The' car would be a Formula-1 which I don't think I could afford. 'A' car is what you are building for the Indian, Latin American, mo...
by devaraj_d
17 Jul 2011 01:27
Forum: History & Current Affairs Archive
Topic: Perspectives on the global economic meltdown- (Nov 28 2010)
Replies: 4994
Views: 305193

Re: Perspectives on the global economic meltdown- (Nov 28 20

The only thing I agree with you is "making """A""" car is not hard" That's what I'm saying. Making 'a' car is not hard. Making a best selling, very reliable car will be more difficult. But nothing is impossible nor is going to take 20 years to master. Cars ar...
by devaraj_d
17 Jul 2011 00:27
Forum: Technology & Economic Forum
Topic: Indian Economy: News and Discussion (Apr 1 2011)
Replies: 3372
Views: 237492

Re: Indian Economy: News and Discussion (Apr 1 2011)

I agree with them, we dont need the Carrefour's, Walmarts and Targets, they will only push for Chinese Manufacturing and wipe out our local Industry . I agree. Flooding the market with junk from china will destroy any incentive for manufacturing in India. There's hardly anything manufactured in Ind...
by devaraj_d
16 Jul 2011 15:30
Forum: History & Current Affairs Archive
Topic: Perspectives on the global economic meltdown- (Nov 28 2010)
Replies: 4994
Views: 305193

Re: Perspectives on the global economic meltdown- (Nov 28 20

It is all not cut and dry when it comes to manufacturing. It is sometimes more of an art which has to come by practice. It will take some time for us to say we can do everything. At the moment we are not there. (I am talking in this post only about automotive stuff as my background is only in this ...
by devaraj_d
16 Jul 2011 11:15
Forum: Technology & Economic Forum
Topic: Oil & Natural Gas: News & Discussion
Replies: 1591
Views: 267985

Re: Oil & Natural Gas: News & Discussion

I can understand if somebody dumped refined products into India below Reliance's cost then Reliance will be hit. Devraj ji, Reliance refinery is an export oriented refinery.More than 90% of reliance production is straightaway exported.Hence they are not concerned about the domestic market.Because o...
by devaraj_d
16 Jul 2011 11:03
Forum: History & Current Affairs Archive
Topic: Perspectives on the global economic meltdown- (Nov 28 2010)
Replies: 4994
Views: 305193

Re: Perspectives on the global economic meltdown- (Nov 28 20

It is related to an automotive component. I am afraid I do not want to elaborate more than this in a public forum due to confidentiality issues. I'm pretty sure there's nothing in a car that's impossible to do. It might appear impossible to you however depending on your background. It is all not cu...
by devaraj_d
13 Jul 2011 17:42
Forum: Technology & Economic Forum
Topic: Solar energy in India
Replies: 1085
Views: 117596

Re: Solar energy in India

Looked up the reference and I think you are talking about Azhiyar Dam of TNEB. Will check with them if it is like pumped storage reversoir. But, yes, I think this idea is not new and could be worked further for power storage as hitesh talked about. We need to look into other solutions as well. If I...
by devaraj_d
13 Jul 2011 17:39
Forum: History & Current Affairs Archive
Topic: Perspectives on the global economic meltdown- (Nov 28 2010)
Replies: 4994
Views: 305193

Re: Perspectives on the global economic meltdown- (Nov 28 20

I visited a small but very impressive company in Germany. It is doing stuff what both India and China cannot do. Sir, why bring in India. You probably didnt mean it in that sense. But I am tired of folks telling us what we can and cannot do. What do they do, cr*p golden bricks every morning. pradee...
by devaraj_d
13 Jul 2011 17:31
Forum: History & Current Affairs Archive
Topic: Perspectives on the global economic meltdown- (Nov 28 2010)
Replies: 4994
Views: 305193

Re: Perspectives on the global economic meltdown- (Nov 28 20

I visited a small but very impressive company in Germany. It is doing stuff what both India and China cannot do. Exactly what is that 'stuff' would you care to elaborate. These days nothing is un-doable. It is related to an automotive component. I am afraid I do not want to elaborate more than this...
by devaraj_d
13 Jul 2011 14:53
Forum: Technology & Economic Forum
Topic: Indian Economy: News and Discussion (Apr 1 2011)
Replies: 3372
Views: 237492

Re: Indian Economy: News and Discussion (Apr 1 2011)

VenkataS ji et al.: This POSCO deal and other deals involving raw materials seem like Tactical Victory but Strategic Loss to me. There is a saying in Thamil “looking around for ghee when you have butter in your hand”. This is how we will be after we have exhausted all of our resources. 1. Ores / Raw...
by devaraj_d
12 Jul 2011 23:15
Forum: History & Current Affairs Archive
Topic: Perspectives on the global economic meltdown- (Nov 28 2010)
Replies: 4994
Views: 305193

Re: Perspectives on the global economic meltdown- (Nov 28 20

devraj_d, One way of seeing the Euro meltdown is the forced equality of Germany with the rest is also melting away. This is a war just like the earlier ones. One solution after WWII was to bound Germany into economic relationships and keep de-warriorize them. So ECM was launched. Then came EU. And ...
by devaraj_d
12 Jul 2011 22:57
Forum: History & Current Affairs Archive
Topic: Perspectives on the global economic meltdown- (Nov 28 2010)
Replies: 4994
Views: 305193

Re: Perspectives on the global economic meltdown- (Nov 28 20

one wonders what really gives these european economies their high value. maybe there are a few high tech companies here and there. but all the rest just looks like run of the mill companies doing stuff at a higher price than what would be done in the east . A good deal of the economy must be over-p...
by devaraj_d
12 Jul 2011 21:52
Forum: Technology & Economic Forum
Topic: Indian Economy: News and Discussion (Apr 1 2011)
Replies: 3372
Views: 237492

Re: Indian Economy: News and Discussion (Apr 1 2011)

Good to see Jairam Ramesh finally out of the Environment Ministry. Hopefully we can see some progress on POSCO, ArcelorMittal and a few other big ticket projects, like the Navi Mumbai airport. Yippee...time to start the POSCO project and ship all the iron to South Korea and leave us high and dry ju...
by devaraj_d
12 Jul 2011 12:34
Forum: Technology & Economic Forum
Topic: Oil & Natural Gas: News & Discussion
Replies: 1591
Views: 267985

Re: Oil & Natural Gas: News & Discussion

. Since you used the word "Free Market" , Reliance would be wiped out by oil @ $100 flooding in from abroad! Vina ji: Just curious. Can you please explain how Reliance would be wiped out by oil at $100 / barrel? I always thought we (India as a whole) imported about 70% of our oil. Doesn't...
by devaraj_d
11 Jul 2011 19:33
Forum: Technology & Economic Forum
Topic: Solar energy in India
Replies: 1085
Views: 117596

Re: Solar energy in India

One common energy storage facility is a water pump reservoir combined with a water turbine at the bottom of a pipe leading down a slope from the top reservoir to the bottom reservoir. The idea is that when you get excess power than the grid can handle, you store energy by pumping water up from the ...

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