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  Topic: wind load for cooling tower w.r.t IS 875-2015 by gust factor
manoj_pillai

Replies: 6
Views: 1923

PostForum: SEFI General Discussion   Posted: Fri May 04, 2018 5:52 am   Subject: gust factor
does the gust factor changes with the height or it remains constant for Natural draught cooling towers.
  Topic: COOLING TOWER Lower ring beam
manoj_pillai

Replies: 0
Views: 652

PostForum: SEFI General Discussion   Posted: Fri Apr 27, 2018 3:47 am   Subject: COOLING TOWER Lower ring beam
DEAR SIR,
I have read in IS code and various research papers that " shell is thickned at the bottom to form lower ring beam". So while analysing we have to consider lower ring beam as ...
  Topic: COOLING TOWER WIND LOAD CALCULATION
manoj_pillai

Replies: 6
Views: 2704

PostForum: SEFI Web Site Problems/ Login/Registration Issues   Posted: Sat Apr 07, 2018 1:00 pm   Subject: WIND LOAD
so we dont have to calculate gust ?

pressure on each pate = circumferential coefficent x pressure from IS 875(Pz)


Is it right sir ?
  Topic: COOLING TOWER WIND LOAD CALCULATION
manoj_pillai

Replies: 6
Views: 2704

PostForum: SEFI Web Site Problems/ Login/Registration Issues   Posted: Fri Apr 06, 2018 3:14 pm   Subject: wind load
Dear Sir,
I have done following steps for calculating the wind load on natural draft cooling tower.
1) I have also calculated Wind pressure pd as per IS 875
2) as per IS 875 I have c ...
  Topic: COOLING TOWER WIND LOAD CALCULATION
manoj_pillai

Replies: 6
Views: 2704

PostForum: SEFI Web Site Problems/ Login/Registration Issues   Posted: Fri Apr 06, 2018 4:50 am   Subject: WIND CALCULATION FOR COOLING TOWER
C









Dear Sir,
My cooling tower is 115 m high. And IS 11504-1985 (page 7, clause 5.1.3 and amendment no.1 October 1988) states that it cannot be applicable for above 100 m.
i hav ...
  Topic: COOLING TOWER WIND LOAD CALCULATION
manoj_pillai

Replies: 6
Views: 2704

PostForum: SEFI Web Site Problems/ Login/Registration Issues   Posted: Sat Mar 31, 2018 1:58 pm   Subject: COOLING TOWER WIND LOAD CALCULATION
what is the value of Cf ( force coefficient ) for cooling tower?
referring to IS 875:2015 CLAUSE 7.4
  Topic: wind load for cooling tower w.r.t IS 875-2015 by gust factor
manoj_pillai

Replies: 6
Views: 1923

PostForum: SEFI General Discussion   Posted: Tue Mar 27, 2018 6:33 am   Subject: reading cooling tower wind load
Dear Manoj,

As per Fig 9, Z is defined as the height given in table 2. S is the height as per structure. For example height of structure which we are going to design is 17m then Z will be 15 - 20m ...
  Topic: wind load for cooling tower w.r.t IS 875-2015 by gust factor
manoj_pillai

Replies: 6
Views: 1923

PostForum: SEFI General Discussion   Posted: Tue Mar 27, 2018 4:56 am   Subject: wind load for cooling tower w.r.t IS 875-2015 by gust factor
Dear SEFI Members,
I am not understanding the new IS 875. in fig 9 page no 47 of IS 875:2015 a term 's' is used it means that level at which action effects are calculated.
height of my cool ...
  Topic: wind loading in cooling tower
manoj_pillai

Replies: 1
Views: 781

PostForum: E-conference on IS 16700 13th March to 18th March 2018   Posted: Tue Mar 13, 2018 10:32 am   Subject: wind loading in cooling tower
Dear Sirs,
How to calculate wind load on cooling tower, as there are two methods peak wind and gust factor.
can anyone give me the details and which one to apply on structure.
And we also have ...
  Topic: cooling tower
manoj_pillai

Replies: 2
Views: 813

PostForum: SEFI General Discussion   Posted: Mon Mar 12, 2018 3:47 am   Subject: cooling tower
Dear sirs,
is it necessary to use FEM softwares to design cooling tower, cant we design it in staad pro?
 
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