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气囊平移、浮吊整体吊运沉箱下水工艺的经济效益比较
以秦皇岛哈动力出海口工程项目施工为例,根据出运工程实际情况,沉箱出运一般有3种方案可以选择,施工成本分析如下:1)气囊平移、浮吊吊

0评论2011-06-1318

气囊沉箱出运中的半潜驳与岸壁对接工艺
半潜驳就位。当潮高达至0最高潮以前至少4h,半潜驳开始定位,利用甲板上4台锚机,调整船位。岸上架一台经纬仪,控制半潜驳平面轴线位置,当

0评论2011-06-1329

气囊沉箱出运中的 沉箱顶升操作
沉箱在台座上成型后,混凝土强度达到出运强度即可以出运。将台座地坪、千斤顶坑、台车沟清理干净,千斤顶厕由泵就位,保证千斤顶中,厶正

0评论2011-06-1319

气囊滚动沉箱移运过程
现场指挥先要求前后卷扬机收绳,达到没有拉紧但钢丝绳已离开地面的程度,然后要求前拉钢丝绳收紧,同时后牵钢丝绳放绳。前拉用4门滑车,

0评论2011-06-138

沉箱移运前的准备工作(气囊搬运工艺)
首先,要做好牵引系统的准备。科学合理地进行地锚点的设置j沉箱搬运前应检查地锚承载力是否达到了施工要求:卷扬机地锚要求承载力;k--

0评论2011-06-1312

气囊沉箱出运搬运施工前的准备工作
沉箱安放现场处理。定位方驳提前驻位准备。技术员对工作船舶及施工人员进行详细的技术、安全交底,并排出沉箱出坞、拖运、安装的详

0评论2011-06-137

气囊沉箱出运搬运工艺原理及优点
利用气囊及半潜驳搬运大型沉箱避免了传统施工工艺的不足,解决了在无大型专业沉箱预制厂条件下的重力式码头工程的关键技术问题。该

0评论2011-06-1314

船舶纵向滑行下水应具备的基本条件
1. 1 隔舱甲板以下船体外板的焊缝经检验合格,并经过密性试验。1. 2 船体的主要尺度测af完毕,吃水标志经检验无误。1. 3 船体外板的

0评论2011-06-1312

Marine Airbag’s history and development
Marine airbag is a unique Chinese marine product and can not be found in other countries. Marine airbag is widely used f

0评论2011-06-0810

32,500DWT Bulk Carrier launched with marine airbag
 Evergreen marine airbags launched more than 5 vessels every month and Evergreen marine airbag is always reliable.  O

0评论2011-06-0822

marine airbags uses in ship launching system
 Where as in the initial year, rubber dipped canvas was used to form strengthening layer for marine airbags , its use w

0评论2011-06-087

Description of Marine Airbag
 Marine Airbags with high performance and high usage technology needs to be procured with quality compositions. General

0评论2011-06-0812

How to select marine airbags
There are two industrial standards for marine airbags in China.: one is product standrad named Air bag for ship up to or

0评论2011-06-087

The advantages of marine airbags
The advantages of marine airbags   Less landform limited  Marine airbags only need the enough bearing power ground.

0评论2011-06-083

The history of marine airbag
The history of marine air bag dates back to 1990s. A Chinese ship repair and building shipyard launched a 60 DWT tank ba

0评论2011-06-085

RUbber Marine Airbags: Innovative and Versatile
 Marine Airbags: Innovative and Versatile Marine Tool   Marine airbags are widely used in China for ship launching ,c

0评论2011-06-0810

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