CN100430291C - 好望角型散货船压载水溢流置换方法 - Google Patents

好望角型散货船压载水溢流置换方法 Download PDF

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Publication number
CN100430291C
CN100430291C CNB031296491A CN03129649A CN100430291C CN 100430291 C CN100430291 C CN 100430291C CN B031296491 A CNB031296491 A CN B031296491A CN 03129649 A CN03129649 A CN 03129649A CN 100430291 C CN100430291 C CN 100430291C
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ballast
ballast water
water
cabin
cape
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CN1565925A (zh
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陈强
陶颖
鲍彤
厉敏燕
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Shanghai Xinye Marine & Engineering Design Co., Ltd.
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Shanghai Waigaoqiao Shipbuilding Co Ltd
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Abstract

本发明涉及一种好望角型散货船压载水溢流置换方法,是通过以下步骤实现的:用压载泵将海水从海底门通过压载系统打进首尖舱底部或者打进6号货舱底部的压载井;随着首尖舱底部水压不断增加或者打进6号货舱底部的压载井,进入6号货舱,6号货舱水压不断增加;首尖舱的压载水或者6号货舱的压载水进入溢流管;流进1号压载水舱或者流进6号压载水舱;通过压载系统排入海或者通过舷侧的排水口流出舷外;从而避免压载水直接流到主甲板产生结冰现象。

Description

好望角型散货船压载水溢流置换方法
技术领域
本发明涉及一种船舶压载水置换方法,尤其涉及一种好望角型散货船压载水溢流置换方法。
背景技术
研究发现:许多生物种类能在不同类型的压载水和沉淀物里存活,甚至经过几周的旅程之后。所以外来压载水和沉淀物的排放有可能导致其中的有害生物和病菌介入港口水域,从而打破该港口的生态平衡。为了防止环境污染,许多国家要求进入该国港口的船舶必须采取措施限制有害生物和病菌的介入。国际海事组织大会决议A.868(20)要求:对压载水进行管理以尽量减少有害生物和病菌等的传播。其中压载水置换为最重要的措施。
目前对好望角型散货船压载水溢流置换方法是采用甲板溢流的方法,将首尖舱和6号货舱的压载水进行置换,然后再对其它压载舱通过排水-进水法进行压载水置换;由于采用溢流法是压载水直接经过甲板排出舷外,在冬季季节区进行压载水置换时,就可能出现甲板结冰现象。
发明内容
本发明的目的在于解决上述技术问题,提供一种好望角型散货船压载水溢流置换方法,能够将压载水不通过甲板溢流到船外。
本发明的目的是通过以下步骤实现的:
用压载泵将海水从海底门通过压载系统打进首尖舱底部或者打进6号货舱底部的压载井;
随着首尖舱底部水压不断增加或者打进6号货舱底部的压载井,进入6号货舱,6号货舱水压不断增加;
首尖舱的压载水或者6号货舱的压载水进入溢流管;
流进1号压载水舱或者流进6号压载水舱;
通过压载系统排入海或者通过舷侧的排水口流出舷外。
与现有技术相比,本发明的有益效果是:避免了压载水直接流到主甲板产生结冰现象。
附图说明
图1是首尖舱压载水溢流到船外的示意图;
图2是6号货舱的压载水溢流到舷外的示意图;
其中:压载系统1,首尖舱2,溢流管3,1号压载水舱4,压载井6,6号货舱7,6号压载水舱9,舷侧的排水口10。
具体实施方式
下面结合附图与具体实施方式对本发明作进一步详细描述:
由图1可见:用压载泵将海水从海底门通过压载系统1打进首尖舱2底部,随着首尖舱2底部水压不断增加,首尖舱的压载水慢慢进入溢流管3,流进1号压载水舱4,再通过压载系统排入海。
由图2可见:用压载泵将海水从海底门通过压载系统1打进6号货舱底部的压载井6,进入6号货舱7,由于6号货舱7底部水压不断增加,6号货舱的压载水慢慢进入溢流管3,流进6号压载水舱9,再通过舷侧的排水口10流出舷外。
本发明将首尖舱的溢流管伸进1号压载水舱,6号货舱的溢流管伸进6号压载水舱,通过1号压载水舱和6号压载水舱分别将首尖舱和6号货舱的压载水溢流到船外,从而避免压载水直接流到主甲板产生结冰现象。

Claims (2)

1、一种好望角型散货船压载水溢流置换方法,其特征在于:是通过以下步骤实现的:用压载泵将海水从海底门通过压载系统打进首尖舱底部,随着首尖舱底部水压不断增加,首尖舱的压载水进入溢流管,流进压载水舱,通过压载系统排入海。
2、一种好望角型散货船压载水溢流置换方法,其特征在于:是通过以下步骤实现的:用压载泵将海水从海底门通过压载系统打进货舱底部的压载井,进入货舱,货舱水压不断增加,货舱的压载水进入溢流管,流进压载水舱,通过舷侧的排水口流出舷外。
CNB031296491A 2003-07-02 2003-07-02 好望角型散货船压载水溢流置换方法 Expired - Fee Related CN100430291C (zh)

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Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US7240631B1 (en) * 2006-02-17 2007-07-10 Saudi Arabian Oil Company Loop ballast exchange system for marine vessels
CN102030077B (zh) * 2010-11-30 2013-04-03 南通中远川崎船舶工程有限公司 压载舱分隔的抗泥沙型大型船舶
CN103395474B (zh) * 2013-06-19 2016-03-30 大连船舶重工集团有限公司 散货船风暴压载舱基于共用滤网的压载管及污水井系统
CN104015876A (zh) * 2014-06-20 2014-09-03 南通欣通船舶与海洋工程设计有限公司 一种半潜式下水驳船压载舱水密舱壁开孔透气结构
CN105270567A (zh) * 2015-11-12 2016-01-27 上海船舶研究设计院 一种船舶压载系统的管路布置结构
CN106275305B (zh) * 2016-08-25 2019-01-25 广船国际有限公司 一种船舶压载系统、其控制方法及具有其的船舶

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1263752A (en) * 1968-02-23 1972-02-16 Rheinstehl Nordseewerke G M B Apparatus for pumping out the liquid ballast of ships
US4289457A (en) * 1979-07-30 1981-09-15 Porter Carl W Combination sea valve and deballast pump
US4550751A (en) * 1981-10-28 1985-11-05 Misuzu Machineries & Engineering Ltd. Ballast exhaust pipe closing appliance for a ship
WO2000038972A1 (en) * 1997-07-08 2000-07-06 Teekay Shipping (Canada) Ltd. Method and apparatus for exchanging ballast water in a ship
WO2001070566A1 (en) * 2000-03-20 2001-09-27 Hyundai Heavy Industries Co., Ltd. Apparatus for removing sediments from ballast tanks of vessels
JP2002331991A (ja) * 2001-05-10 2002-11-19 Nkk Corp カ−ゴホ−ルドのバラスト水交換方法

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1263752A (en) * 1968-02-23 1972-02-16 Rheinstehl Nordseewerke G M B Apparatus for pumping out the liquid ballast of ships
US4289457A (en) * 1979-07-30 1981-09-15 Porter Carl W Combination sea valve and deballast pump
US4550751A (en) * 1981-10-28 1985-11-05 Misuzu Machineries & Engineering Ltd. Ballast exhaust pipe closing appliance for a ship
WO2000038972A1 (en) * 1997-07-08 2000-07-06 Teekay Shipping (Canada) Ltd. Method and apparatus for exchanging ballast water in a ship
WO2001070566A1 (en) * 2000-03-20 2001-09-27 Hyundai Heavy Industries Co., Ltd. Apparatus for removing sediments from ballast tanks of vessels
JP2002331991A (ja) * 2001-05-10 2002-11-19 Nkk Corp カ−ゴホ−ルドのバラスト水交換方法

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