The invention discloses a multi-working-condition switchable platform seawater supply system, belongs to the technical field of seawater systems on lifting type maritime work platforms, and provides seawater supply based on a main hull part of a maritime work platform. The system comprises a submersible pump B1, a seawater service pump B2, a fire pump B3, control valves V1-V8, a double-ball expansion joint S1, a closed water return pipe P1, an open sea discharge pipe P2, a submersible pump pipe section P3, a sea chest M1, a seawater buffer cabin C1, a high liquid level alarm apparatus LAH, a low liquid level alarm apparatus LAL, a control line E1 and a control unit K1. According to the multi-working-condition switchable platform seawater supply system, the seawater service system capable of being used in the three working conditions is provided, switching is conducted at any time, and the system is simple, easy and convenient to operate, easy to maintain and use and low in cost; meanwhile, seawater can be used by a fire fighting system besides common service, the fire fighting system is embedded into the seawater service system, supply is achieved from the same source, and the system is simple in design and convenient to use.

    本发明公开了一种多工况可切换的平台海水供给系统,属于升降式海工平台上海水系统技术领域,基于海工平台的主船体部分进行海水供给,包括潜水泵B1、海水服务泵B2、消防泵B3、控制阀V1‑V8、双球膨胀节S1、闭式回水管P1、开式排海管P2、潜水泵管段P3、海底门M1、海水缓冲舱C1、高液位报警仪LAH、低液位报警仪LAL、控制线E1以及控制单元K1。该多工况可切换的平台海水供给系统,通过提供三种工况可使用的海水服务系统,并随时切换,系统简明,操作简便,容易维护和使用,成本较低;同时海水除一般服务外亦可满足消防系统使用,消防系统嵌入海水服务系统,同一源头供给,系统设计简明,使用方便。


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    Title :

    Multi-working-condition switchable platform seawater supply system


    Additional title:

    一种多工况可切换的平台海水供给系统


    Contributors:
    REN XINMIN (author) / SUN RUI (author)

    Publication date :

    2021-07-23


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS / E02B HYDRAULIC ENGINEERING , Wasserbau / F04B Verdrängerkraft- und Verdrängerarbeitsmaschinen für Flüssigkeiten , POSITIVE-DISPLACEMENT MACHINES FOR LIQUIDS



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