An energy efficiency monitoring method for a marine main engine high-temperature fresh water cooling system comprises an energy efficiency evaluation process, a fault monitoring process and a heat exchanger judgment process, all the processes are based on collected data of a main engine, a heat exchanger and a water pump, energy efficiency is calculated firstly, and then the energy efficiency and corresponding working conditions serve as basic units of a historical database. Firstly, data in a historical database is screened according to working condition data so as to select data required when an energy efficiency evaluation process, a fault monitoring process and a heat exchanger judgment process are carried out, and then corresponding threshold judgment is carried out so as to realize energy efficiency evaluation, fault existence, fault type, heat exchanger fault judgment and the like. According to the design, the energy efficiency of the high-temperature fresh water cooling system of the marine main engine can be monitored, the energy consumption loss can be reduced, and daily maintenance is facilitated.

    一种船舶主机高温淡水冷却系统的能效监测方法,包括能效评估工艺、故障监测工艺与换热器判断工艺,各工艺以主机、换热器、水泵的采集数据为基础,先计算出能效,再将能效与对应工况作为历史数据库的基本单元,应用时,先依据工况数据对历史数据库中的数据进行筛选,以选择能效评估工艺、故障监测工艺、换热器判断工艺进行时所需的数据,然后进行相应的阈值判断,以实现能效评估、故障有否、故障类型、换热器故障判断等。本设计不仅能够对船舶主机高温淡水冷却系统的能效进行监测,而且能够降低能耗损失,便于日常维护。


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    Titel :

    Energy efficiency monitoring method for high-temperature fresh water cooling system of marine main engine


    Weitere Titelangaben:

    一种船舶主机高温淡水冷却系统的能效监测方法


    Beteiligte:
    GENG JIADONG (Autor:in) / YIN QIZHI (Autor:in) / CHEN XINYAO (Autor:in) / TANG MIN (Autor:in) / JIN XIN (Autor:in) / ZHENG WENQI (Autor:in)

    Erscheinungsdatum :

    2023-05-16


    Medientyp :

    Patent


    Format :

    Elektronische Ressource


    Sprache :

    Chinesisch


    Klassifikation :

    IPC:    G01K MEASURING TEMPERATURE , Messen der Temperatur / B63B Schiffe oder sonstige Wasserfahrzeuge , SHIPS OR OTHER WATERBORNE VESSELS / B63H Schiffsantrieb oder Steuerung der Schiffe , MARINE PROPULSION OR STEERING / G01M TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES , Prüfen der statischen oder dynamischen Massenverteilung rotierender Teile von Maschinen oder Konstruktionen



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