Dear TANSL, Thx for your suggestion.
[ATTACH] Dear All, I found the ABS High speed naval ship rule has mentioned about fillet length. "The unwelded length is to be not more than...
Dear sir is there any have installation detail of the deckhouse resilient mounts access hatch for reference. [ATTACH]
Dear Sir, is there any document to talk about egg crate intersection? [ATTACH]
Hi AH, we intend to use traditional propulsion system. main engine, reduction gear, drive shaft and FPP with Kort nozzle.
Dear Ad and TANSL, sorry, my mistake for the bollard pull. the 320kw only have about 4.5 tons.
Dear All, a tug boat with a single 320kW main engine. estimated bollard pull is 13 tons. is there any suggestion on engine mounts? rigid? or...
thx for your opinion. I found the quantities are more than usual. is it reasonable?
I found a tug boat built by Damen. there are some long. stiffeners outside the bottom plate. is there anyone know why they put the long. stiffener...
dear Barry and rwatson, thx for your comments. do you have any document to state the repaired job as this? if the vessel is registered as...
Dear rwatson, thx for your opinion. end holes are stopped hole, we also use grinder/welding the crack. our strategy is as follows. 1.grinder...
dear all, we found small crack(abt. 5~10cm) in way of bottom hull. kindly refer to attached photos. we intend to use stop hole to carry out the...
dear PAR, sorry for my misexpression. indeed, as RAraujo says, I want to know how to divide the ship block and how to assemble blocks. hi,...
Dear All, is there any document or book to talk about the block assemble? I want to know how to divide block in detail? I just know have to...
21m
does anyone have the info. abt electric propulsion installed on SWATH?
Dear Dear Ad Hoc, thx for your opinion.and sorry for my misexpression. our question focuses on hull resistance.
Dear TANSL, thx for your reply. our idea is coming from we have some existed vessels sea trial data and model test data. but, they have different...
dear all, we have an idea to compare hull resistance between different lines. we create a chart as follows. X-axis is froude number. Y-axis is...
dear Sir, how to decide the catamarans vertical clearance between waterline and wetdeck? I try to search information on www. I find following...
