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Search found 16 matches
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Author Message
  Topic: Underground Tank Design
Akshaya.Das

Replies: 6
Views: 11516

PostForum: Past Discussions Year 2007   Posted: Fri Sep 14, 2007 6:44 am   Subject: Underground Tank Design
Bhavin,

Reply to Point No.2

Use compression only spring to simulate soil. In case of uplift
corresponding soil spring will be inactive and will show zero support
reaction.

Regards,

Dr A K Das

--- ...
  Topic: HOW TO CALCULATE NATURAL FREQUENCY OF FLOOR PLATE AND CONTRO
Akshaya.Das

Replies: 3
Views: 3209

PostForum: Past Discussions Year 2007   Posted: Tue Sep 04, 2007 4:30 am   Subject: HOW TO CALCULATE NATURAL FREQUENCY OF FLOOR PLATE AND CONTRO
Dear Dipak,

There is a complete guide for dance floor design from AISC. You can
check.

Steel design guide series - No.11 (AISC), Title : Floor Vibration due
to Human Activity.

Regards,

Dr A K Das ...
  Topic: Structural Engineering Breakthrough: Development of Magic Eq
Akshaya.Das

Replies: 2
Views: 2360

PostForum: Past Discussions Year 2007   Posted: Fri Aug 17, 2007 7:25 am   Subject: Structural Engineering Breakthrough: Development of Magic Eq
Dear Mr Gupta,

A few comment on your column equation by Prof Nirjhar Dhang of IIT,
Kharagpur.

"The error is too much : 13%, 11%, 17% respectively. Also the

Kharagpur

Regards,

Dr A K Das

- ...
  Topic: FE Analysis:Local coordinate system
Akshaya.Das

Replies: 3
Views: 2562

PostForum: Past Discussions Year 2007   Posted: Fri Aug 03, 2007 9:18 am   Subject: FE Analysis:Local coordinate system
Dear Mr Chopra,

In greneralized finite element procedure, element stiffness matrices are fommulated in local co-ordinate system irrespective of element geometry and dimensions (i.e. 1D, 2D, 3D...etc ...
  Topic: FE Analysis:Local coordinate system
Akshaya.Das

Replies: 3
Views: 2562

PostForum: Past Discussions Year 2007   Posted: Thu Aug 02, 2007 7:03 am   Subject: FE Analysis:Local coordinate system
Little correction to my earlier mail. Please read corrected mail below.

Regards,

Dr A K Das

-----Original Message-----
Message From Das, Akshaya
Sent: Thursday, August 02, 2007 10:21 AM
To: ''
Sub ...
  Topic: FE Analysis:Local coordinate system
Akshaya.Das

Replies: 3
Views: 2562

PostForum: Past Discussions Year 2007   Posted: Thu Aug 02, 2007 4:52 am   Subject: FE Analysis:Local coordinate system
Dear Mr Chopra,

Individual element stiffness matrices are formulated in Local co-ordinates and subsequently transformed in Global co-ordinate system using transformation matrix. Both local and global ...
  Topic: CAN WE DO SEISMIC ANALYSIS(as per IS code) USING SAP PACKAGE
Akshaya.Das

Replies: 1
Views: 2128

PostForum: Past Discussions Year 2007   Posted: Mon Jun 18, 2007 1:41 pm   Subject: CAN WE DO SEISMIC ANALYSIS(as per IS code) USING SAP PACKAGE
Dear Prasanth,

Please check the link.

http://www.google.co.uk/search?hl=en&q=pushover+analysis&btnG=Google+Sea
rch&meta=

Regards,

Dr A K Das

-----Original Message-----
Message From m ...
  Topic: TMD's for Bridges
Akshaya.Das

Replies: 1
Views: 5821

PostForum: Past Discussions Year 2006   Posted: Mon Dec 18, 2006 5:10 am   Subject: TMD's for Bridges
Dear Mr. Dandekar,

You can refer one my publication in this regard. I hope this will help
your purpose.

1. A K Das and S S Dey, Effects of tuned mass dampers on random
response of bridges", Int ...
  Topic: Your information
Akshaya.Das

Replies: 2
Views: 6684

PostForum: Past Discussions Year 2006   Posted: Mon Dec 18, 2006 5:04 am   Subject: Your information
I could not find the doc. What is about?

-----Original Message-----
Message From vikram.jeet[AT]jal... [mailto:vikram.jeet[AT]jal...]
Sent: Monday, December 18, 2006 3:54 PM
To: Das, Akshaya
Subject ...
  Topic: Effect of Damping on Steady State Vibration:Harmonic Excitat
Akshaya.Das

Replies: 3
Views: 5057

PostForum: Past Discussions Year 2006   Posted: Tue Nov 28, 2006 7:09 am   Subject: Effect of Damping on Steady State Vibration:Harmonic Excitat
Please find my reply below:

1)

a) In simple words, damping in vibrating structure results resisting force against vibration. It is the reason that the system without damping (which is pactically imp ...
 
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