WO2021077571A1 - 一种船舶岸电多电制检测与自适应控制系统 - Google Patents

一种船舶岸电多电制检测与自适应控制系统 Download PDF

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WO2021077571A1
WO2021077571A1 PCT/CN2019/124779 CN2019124779W WO2021077571A1 WO 2021077571 A1 WO2021077571 A1 WO 2021077571A1 CN 2019124779 W CN2019124779 W CN 2019124779W WO 2021077571 A1 WO2021077571 A1 WO 2021077571A1
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ship
power
shore
shore power
voltage
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PCT/CN2019/124779
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English (en)
French (fr)
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杨奕飞
何祖军
乔森
苏贞
许静
吴百公
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江苏科技大学
江苏科技大学海洋装备研究院
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Publication of WO2021077571A1 publication Critical patent/WO2021077571A1/zh

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    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
    • H02J3/00—Circuit arrangements for ac mains or ac distribution networks
    • H02J3/38—Arrangements for parallely feeding a single network by two or more generators, converters or transformers
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E40/00—Technologies for an efficient electrical power generation, transmission or distribution
    • Y02E40/70—Smart grids as climate change mitigation technology in the energy generation sector
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S10/00—Systems supporting electrical power generation, transmission or distribution
    • Y04S10/12—Monitoring or controlling equipment for energy generation units, e.g. distributed energy generation [DER] or load-side generation
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
    • Y04S10/00—Systems supporting electrical power generation, transmission or distribution
    • Y04S10/40—Display of information, e.g. of data or controls

Definitions

  • the invention relates to the technical field of port power supply, in particular to a detection and self-adaptive control system for a ship's shore power multi-electricity system.
  • the port low-voltage ship shore power system needs to provide multiple combinations of voltage 400/440/690V and frequency 50/60Hz. Under the condition of limited port operation space, it is necessary to adopt shore power systems that can automatically adapt to a variety of different power systems. Electric system.
  • the technical problem to be solved by the present invention is to provide a detection and adaptive control system for ship shore power multiple power systems, which can solve the current domestic shore power system needs to adopt different shore power devices for ships with different power systems, and the shore power device has a single application. , The scope of applicable ships is small, the space is relatively large, and the cost is relatively high.
  • the technical solution of the present invention is to include a shore power component, the shore power component includes a power grid power supply, a power-side switch cabinet, a variable frequency transformer device, a ship-shore connection switch cabinet, and the power-side switch
  • the cabinet is connected to the mains, and the variable frequency transformer device includes a transformer cabinet with three voltage levels of 400/440/690V and a variable frequency cabinet with two frequencies of 50/60Hz;
  • a ship’s power component the ship’s power component includes the ship’s diesel generator, ship load, ship’s power bus, ship’s high-voltage power distribution unit, ship’s low-voltage power distribution unit and ship-side switchgear, ship’s AIS, the diesel generator,
  • the ship's high-voltage power distribution unit, ship's low-voltage power distribution unit and shore power frequency conversion and transformation device are connected through the ship's power bus;
  • a shore power system master controller connected to the shore power variable frequency transformer device and the ship’s diesel generator through the DP bus.
  • the shore power system master controller is connected to the shore power variable frequency transformer device and the ship’s diesel generator.
  • the shore power system master controller is connected to the port AIS base station, the port AIS base station is connected to the ship AIS and used for ship identification, and it is connected to the ship electrical system database and used for ship information retrieval , Renewal interaction, connected to the ship-shore connection switchgear, ship-side switchgear for parallel and off-grid closing and disconnection, Ethernet communication between diesel generators, ship loads, and ship power station SCADA systems, ship power station SCADA systems It is connected to the general controller of the shore power system through the DP bus.
  • the advantages of the present invention are: using a set of shore power equipment, it can automatically detect the power system of ships calling at the port, compare the detection results with the ship power system database, adapt to the ship power system of multiple power systems, and automatically adjust the voltage frequency. Save the working space of the terminal, improve the adaptability of the shore power system to different electric ships, simplify the complicated operation process, make it more convenient and safe, and reduce the cost.
  • Figure 1 is the topological diagram of the detection and adaptive control system of the ship's shore power multi-electricity system
  • Figure 2 is the electrical diagram of the ship's shore power multi-electricity detection and adaptive control system
  • Figure 3 is the grid connection flow chart of the ship's shore power multi-electricity detection and adaptive control system.
  • this specific embodiment adopts the following technical solution: including a shore power component, the shore power component includes a grid power source 1, a power-side switch cabinet SE1, a variable frequency transformer device 3, and a ship-shore connection switch cabinet SE2
  • the power-side switch cabinet SE1 is connected to the mains, and the variable frequency transformer device 3 includes a transformer cabinet 31 with three voltage levels of 400/440/690V and a variable frequency cabinet 32 with two frequencies of 50/60 Hz;
  • a ship power component the ship power component includes ship diesel generator 5, ship load 6, ship power bus, ship high voltage power distribution unit, ship low voltage power distribution unit and ship side switch cabinet SE3, ship AIS7, the diesel power generation Engine 5, ship's high-voltage power distribution unit, ship's low-voltage power distribution unit, and shore power frequency conversion transformer device 3 are connected through the ship's power bus;
  • a shore power system master controller 10 respectively connected to the shore power variable frequency transformer device 3 and the ship’s diesel generator 5 via the DP bus 8.
  • the shore power system master controller 10 is connected to the shore power variable frequency transformer device 3, the ship’s
  • the diesel generator 5 is connected to and used to collect and adjust the shore voltage, frequency and ship voltage and frequency.
  • the shore power system master controller 10 is connected to the port AIS base station 12, and the port AIS base station 12 is connected to the ship AIS7 and used for ship identification.
  • the ship electrical system database 11 is connected and used for ship information retrieval and update interaction, connected with the ship-shore connection switch cabinet SE2 and ship-side switch cabinet SE3 for parallel and off-grid closing and disconnection, diesel generator 5, ship load 6,
  • the ship power station SCADA system 9 communicates via Ethernet, and the ship power station SCADA system 9 is connected to the shore power system master controller 10 through the DP bus 8.
  • Grid power source 1 power supply for shore power system, 10kV ac for the conventional power grid
  • power-side switch cabinet SE1 when the variable frequency transformer device 3 fails, it plays a role of power failure protection
  • variable frequency transformer device 3 converts the grid power source 1
  • the switch cabinet SE2 at the ship-shore connection point is closed and connected to the grid when the grid connection requirements are met; the ship-side switch cabinet SE3 is disconnected when the shore power fails to ensure the safety of the ship’s power grid
  • diesel power generation Machine 5 The speed can be adjusted externally to adjust the phase
  • Ship load 6 Ship load that does not exceed the capacity of the shore power system
  • Ship AIS7 Ship information including ship name, ship type, etc.
  • DP bus 8 Used to transmit monitoring signals and send Control signal
  • ship power station SCADA system 9 real-time monitoring and collection of ship power grid operation status, and control the ship power grid
  • shore power system master controller 10 adjust the shore side variable frequency transformer device 3 and ship side diesel generator 5, and Information exchange with ship electrical system database 11
  • ship electrical system database 11 the terminal records the electrical system information of the ships at the port and compares it with the real-time electrical system of the ships at the port
  • port AIS base station 12 identifies the information of the ships at the port, including ships Name, ship type, etc.
  • the power-side switch cabinet SE1, the variable frequency transformer device 3, the ship-shore connection switch cabinet SE2, the ship-side switch cabinet SE3, and the shore power system master controller 10 are connected through the DP bus 8.
  • DP communication is high-speed and low-cost, and is used for equipment level
  • the communication between the control system and the distributed I/O is transmitted by optical cable through the port RS-485.
  • the shore power system master controller 10 can control the power-side switch cabinet SE1, the ship-shore connection switch cabinet SE2, and the ship-side switch cabinet SE3.
  • the circuit breaker is opened and can be connected with the variable-frequency transformer device 3 to select a suitable variable-voltage and variable-frequency device, and control the variable-frequency cabinet 32 for grid connection and closing.
  • the shore power system master controller 10 and the port AIS base station 12 use Ethernet interfaces to perform Connect, execute the TCP/IP protocol, and the shore power system master controller 10 confirms the ship type and information according to the feedback information from the port AIS base station 12.
  • the diesel generator 5, the ship load 6 and the ship power station SCADA system 9 communicate via Ethernet, and are connected to the shore power system master controller 10 through the transfer interface to the DP communication mode.
  • the ship electrical system database 11 is connected to the shore power system master controller 10 through an Ethernet interface, and the ship electrical system database 11 is retrieved according to the feedback information of the port AIS base station 12 to confirm the relevant electrical system information of the ships calling at the port.
  • the electrical connection diagram of the ship's shore power multi-electricity detection and adaptive control system includes: grid power supply 1, power-side switch cabinet SE1, transformer cabinet 31, frequency conversion cabinet 32, isolation transformer 33, ship-to-shore connection Local switch cabinet SE2, a variety of different electrical ship loads6.
  • the grid power supply 1 to the power-side switch cabinet SE1 and the power-side switch cabinet SE1 to the transformer cabinet 31 are the mains 10kV/50Hz power system; from the transformer cabinet 31 to the frequency conversion cabinet 32, there are three different specifications of transformers.
  • 400/440/690V, 50Hz electrical system from the frequency conversion cabinet 32 to the isolation transformer 33, through two inverters, 50/60Hz current is generated, including six electrical systems of 400/440/690V, 50/60Hz;
  • the isolation transformer 33 plays a role of shore-side isolation protection and isolates the respective currents of the primary and secondary winding coils; the isolation transformer 33 to the ship load 6 connects the shore power corresponding to the electrical system to the ship at the port to supply power to the load.
  • the port AIS base station 12 recognizes the ship’s name, ship type and other information through the ship’s AIS7, and transmits it to the shore power system master controller 10 through the DP bus 8, between the shore power system master controller 10 and the ship’s electrical system database 11.
  • the electrical system master controller 10 compares the ship's real-time parameter F([U,f]) with the record F([U 0 ,f 0 ]) in the ship’s electrical system database 11.
  • the shore power system master controller 10 adjusts the variable frequency transformer device 3 to adapt to the Port ship power system, when the shore power system master controller 10 confirms that it meets the grid connection conditions, close the ship-to-shore connection switch cabinet SE2 and ship side switch cabinet SE3, while the shore power system master controller 10 adjusts the frequency conversion transformer device 3 and the ship
  • the diesel generator 5 of the ship transfers the load, the load is transferred from the ship-side generator to the shore-side power supply, the ship's diesel generator 5 is turned off, and the grid connection is completed.
  • the function output value and corresponding information are as shown in the above table.
  • the function F([U,f]) output corresponds to the ship's electrical system, it is compared with the information in the ship's electrical system database 11 to determine whether they are consistent.
  • an alarm and manual operation shall be performed to diagnose and eliminate the fault. After the fault is resolved, judge again.

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Supply And Distribution Of Alternating Current (AREA)

Abstract

一种船舶岸电多电制检测与自适应控制系统，涉及港口供电技术领域。它包括一岸电组件，所述岸电组件包括电网电源（1）、电源侧开关柜（SE1）、变频变压装置（3）、船岸连接处开关柜（SE2）；一船舶电力组件，船舶电力组件包括船舶的柴油发电机（5）、船舶负载（6）、船舶电力母线、船舶高压配电单元、船舶低压配电单元及船侧开关柜（SE3）、船舶AIS（7）；一分别与岸电变频变压装置（3）、船舶的柴油发电机（5）相连的岸电系统总控制器（10），所述岸电系统总控制器（10）与岸电变频变压装置（3）、船舶的柴油发电机（5）、港口AIS基站（12）、船舶电制数据库（11）相连，船舶电站SCADA系统（9）与岸电系统总控制器（10）相连。能够适应多种电制船舶电力系统，自动调节电压频率，提升岸电系统对不同电制船舶的适应能力。

Description

一种船舶岸电多电制检测与自适应控制系统 技术领域
本发明涉及港口供电技术领域，具体涉及一种船舶岸电多电制检测与自适应控制系统。
背景技术
随着海运行业的大力发展，国际海事组织在船舶排放方面的要求越来越高，岸电技术以其污染小、无噪声、成本低的特点成为了建立绿色港口的关键技术之一。然而在传统的岸电系统中，通常采用多种岸电系统适应不同电制的船舶，世界各国对电压等级的选用与本国陆上电制参数一致，使船舶电气设备具有通用性。例如美国和日本采用450V、60Hz的电制，而我国和前苏联等均采用400V、50Hz的电制。同样的，交流船舶电力系统的额定频率一般沿用各国陆地上的频率标准，我国采用50Hz，西欧、美国采用60Hz。目前国内岸电系统，对于不同电制的船舶一般采用不同的岸电装置，分开运行且占用较大的港口空间。
目前，港口低压船舶岸电系统需要提供电压400/440/690V和频率50/60Hz的多种组合的电力，在港口作业空间有限的条件下，就需要采用可以自动适应多种不同电制的岸电系统。
发明内容
本发明要解决的技术问题是提供一种船舶岸电多电制检测与自适应控制系统，能够解决目前国内岸电系统对于不同电制的船舶需要 采用不同的岸电装置、岸电装置应用单一、适用船舶范围较小、空间占比较大、成本较高等问题。
为解决上述技术问题，本发明的技术方案为：包括一岸电组件，所述岸电组件包括电网电源、电源侧开关柜、变频变压装置、船岸连接处开关柜，所述电源侧开关柜与市电相连，所述变频变压装置包括400/440/690V三种电压等级的变压柜以及50/60Hz两种频率的变频柜；
一船舶电力组件，所述船舶电力组件包括船舶的柴油发电机、船舶负载、船舶电力母线、船舶高压配电单元、船舶低压配电单元及船侧开关柜、船舶AIS，所述柴油发电机、船舶高压配电单元、船舶低压配电单元及岸电变频变压装置通过船舶电力母线连接；
一分别与岸电变频变压装置、船舶的柴油发电机通过DP总线相连的岸电系统总控制器，所述岸电系统总控制器与岸电变频变压装置、船舶的柴油发电机相连并用于采集和调节岸侧电压、频率与船舶电压、频率，岸电系统总控制器与港口AIS基站相连，港口AIS基站与船舶AIS相连并用于船舶识别，与船舶电制数据库相连并用于船舶信息检索、更新交互，与船岸连接处开关柜、船侧开关柜相连用于并、离网合闸断开，柴油发电机、船舶负载、船舶电站SCADA系统之间为以太网通信，船舶电站SCADA系统通过DP总线与岸电系统总控制器相连。
本发明的优点在于：使用一套岸电设备，可自动检测靠港船舶电制，将检测的结果和船舶电制数据库进行比对，适应多种电制的船舶 电力系统，自动调节电压频率，节省码头作业空间，提升岸电系统对不同电制船舶的适应能力，简化复杂的操作流程，更加便捷安全，且降低成本。
附图说明
图1为船舶岸电多电制检测与自适应控制系统拓扑图；
图2为船舶岸电多电制检测与自适应控制系统电气图；
图3为船舶岸电多电制检测与自适应控制系统并网流程图。
具体实施方式
下面结合附图对本发明作进一步详细的说明。
为了使本发明的目的、技术方案及优点更加清楚明白，以下结合附图及具体实施方式，对本发明进行进一步详细说明。下面的实施例可以使本专业的技术人员更全面地理解本发明，但并不因此将本发明限制在所述的实施例范围之中。
如图1所示，本具体实施方式采用如下技术方案：包括一岸电组件，所述岸电组件包括电网电源1、电源侧开关柜SE1、变频变压装置3、船岸连接处开关柜SE2，所述电源侧开关柜SE1与市电相连，所述变频变压装置3包括400/440/690V三种电压等级的变压柜31以及50/60Hz两种频率的变频柜32；
一船舶电力组件，所述船舶电力组件包括船舶柴油发电机5、船舶负载6、船舶电力母线、船舶高压配电单元、船舶低压配电单元及船侧开关柜SE3、船舶AIS7，所述柴油发电机5、船舶高压配电单元、船舶低压配电单元及岸电变频变压装置3通过船舶电力母线连接；
一分别与岸电变频变压装置3、船舶的柴油发电机5通过DP总线8相连的岸电系统总控制器10，所述岸电系统总控制器10与岸电变频变压装置3、船舶的柴油发电机5相连并用于采集和调节岸侧电压、频率与船舶电压、频率，岸电系统总控制器10与港口AIS基站12相连，港口AIS基站12与船舶AIS7相连并用于船舶识别，与船舶电制数据库11相连并用于船舶信息检索、更新交互，与船岸连接处开关柜SE2、船侧开关柜SE3相连用于并、离网合闸断开，柴油发电机5、船舶负载6、船舶电站SCADA系统9之间为以太网通信，船舶电站SCADA系统9通过DP总线8与岸电系统总控制器10相连。
电网电源1：为岸电系统供电，为常规电网10kV a.c.；电源侧开关柜SE1：当变频变压装置3发生故障，起到断电保护的作用；变频变压装置3：将电网电源1转换成适用于靠港船舶的电源；船岸连接处开关柜SE2：当符合并网要求时合闸并网；船侧开关柜SE3：当岸电故障时断开以保障船舶电网安全性；柴油发电机5：可外部调节转速以调整相位；船舶负载6：不超过岸电系统容量的船舶负载；船舶AIS7：可发送船舶信息包括船名、船型等；DP总线8：用来传输监控信号和发送控制信号；船舶电站SCADA系统9：实时监控和采集船舶电网运行状况，并对船舶电网进行控制；岸电系统总控制器10：调节岸侧变频变压装置3和船侧柴油发电机5，并和船舶电制数据库11进行信息交互；船舶电制数据库11：码头记录靠港船舶电制信息，并与靠港船舶实时电制进行比对；港口AIS基站12：识别靠港船舶信息，包括船名、船型等。
其中电源侧开关柜SE1、变频变压装置3、船岸连接处开关柜SE2、船侧开关柜SE3和岸电系统总控制器10通过DP总线8连接，DP通信高速低成本，用于设备级控制系统与分散式I/O的通信，通过端口RS-485以光缆传输，所述岸电系统总控制器10可控制电源侧开关柜SE1、船岸连接处开关柜SE2、船侧开关柜SE3的断路器开断，并可和变频变压装置3连接选择合适的变压变频装置，控制变频柜32进行并网合闸，岸电系统总控制器10和港口AIS基站12采用以太网接口进行连接，执行TCP/IP协议，岸电系统总控制器10根据港口AIS基站12反馈信息确认船舶类型、信息。
柴油发电机5、船舶负载6和船舶电站SCADA系统9之间为以太网通信，通过转接口转换至DP通信模式与岸电系统总控制器10相连。
所述船舶电制数据库11通过以太网接口与岸电系统总控制器10相连，根据港口AIS基站12反馈信息检索船舶电制数据库11确认靠港船舶的相关电制信息。
如图2所示，船舶岸电多电制检测与自适应控制系统电气连接图，包括：电网电源1、电源侧开关柜SE1、变压柜31、变频柜32、隔离变压器33、船岸连接处开关柜SE2、多种不同电制船舶负载6。
图2中，电网电源1到电源侧开关柜SE1和电源侧开关柜SE1到变压柜31处，为市电10kV/50Hz电制；变压柜31至变频柜32处，有三种不同规格变压器可选，为400/440/690V，50Hz电制；变频柜32至隔离变压器33处，经过两种变频器，产生50/60Hz电流，包括400/440/690V，50/60Hz六种电制；隔离变压器33，起到岸侧隔离保 护作用，隔离原副边绕线圈各自的电流；隔离变压器33至船舶负载6处，将对应电制的岸电连接至靠港船舶，为负载供电。
如图3所示，为船舶岸电多电制检测与自适应控制系统的工作流程，下面结合图1和图3进行介绍。当船舶靠港后，港口AIS基站12通过船舶AIS7识别船舶名称、船型等信息，通过DP总线8传输至岸电系统总控制器10，岸电系统总控制器10和船舶电制数据库11之间为半双工通信，进行船舶电网数据查询；通过以太网通信，将船舶负载6实时电压频率相位等信息传送至船舶电站SCADA系统9，通过DP总线8传输至岸电系统总控制器10；岸电系统总控制器10将船舶实时参数F([U,f])和船舶电制数据库11中记录F([U 0,f 0])进行比对。
当船舶实时参数F([U,f])不符合船舶电制数据库11中数据记录F([U 0,f 0])，系统报警进行人工诊断，当船舶电制数据库11中信息缺乏或者信息错误，和船方进行确认，将新的船舶电制信息输入至船舶电制数据库11中，当船舶电网存在过压或者欠压状况时，停止并网，由船方对船舶电网存在的故障进行修复；当船舶实时参数F([U,f])符合船舶电制数据库11中记录F([U 0,f 0])，岸电系统总控制器10调整变频变压装置3，以适应靠港船舶电制，当岸电系统总控制器10确认符合并网条件，闭合船岸连接处开关柜SE2和船侧开关柜SE3，同时岸电系统总控制器10调节变频变压装置3和船舶的柴油发电机5进行负载转移，负载由船侧发电机转移至岸侧电源，关闭船舶的柴油发电机5，并网完成。
引入函数F([U,f])和范数
Figure PCTCN2019124779-appb-000001
对船舶电网实时电压U和频率f进行判断，将船舶电压频率转换为参数矩阵，即
F([U,f])＝[□U□ u,□f□ f]
其中，定义范数
Figure PCTCN2019124779-appb-000002
380≤U≤418,□U□ u＝1
425≤U≤466,□U□ u＝2
655≤U≤731,□U□ u＝3
Figure PCTCN2019124779-appb-000003
47.5≤f≤52.5,□f□ f＝1
57≤f≤63,□f□ f＝2
Figure PCTCN2019124779-appb-000004
F([U,f]) 对应船舶电网电制
[1,1] 400V,50Hz
[1,2] 400V,60Hz
[2,1] 440V,50Hz
[2,2] 440V,60Hz
[3,1] 690V,50Hz
[3,2] 690V,60Hz
[0,0][0,1][0,2] 电压不符合并网要求
[0,0][1,0][2,0][3,0] 频率不符合并网要求
函数输出值和对应信息如上表所示，当函数F([U,f])输出对应船舶电网电制时，和船舶电制数据库11中信息进行比对，判断是否一致。当电压、频率不符合并网要求时，报警并转人工操作，进行故障诊断和排除，故障解决后再次进行判断。
以上显示和描述了本发明的基本原理和主要特征以及本发明的优点。本行业的技术人员应该了解，本发明不受上述实施例的限制，上述实施例和说明书中描述的只是说明本发明的原理，在不脱离本发明精神和范围的前提下，本发明还会有各种变化和改进，这些变化和改进都落入要求保护的本发明范围内。本发明要求保护范围由所附的权利要求书及其等效物界定。

Claims (2)

  1. 一种船舶岸电多电制检测与自适应控制系统，其特征在于：包括一岸电组件，所述岸电组件包括电网电源、电源侧开关柜、变频变压装置、船岸连接处开关柜，所述电源侧开关柜与市电相连，所述变频变压装置包括400/440/690V三种电压等级的变压柜以及50/60Hz两种频率的变频柜；
    一船舶电力组件，所述船舶电力组件包括船舶的柴油发电机、船舶负载、船舶电力母线、船舶高压配电单元、船舶低压配电单元及船侧开关柜、船舶AIS，所述柴油发电机、船舶高压配电单元、船舶低压配电单元及岸电变频变压装置通过船舶电力母线连接；
    一分别与岸电变频变压装置、船舶的柴油发电机通过DP总线相连的岸电系统总控制器，所述岸电系统总控制器与岸电变频变压装置、船舶的柴油发电机相连并用于采集和调节岸侧电压、频率与船舶电压、频率，岸电系统总控制器与港口AIS基站相连，港口AIS基站与船舶AIS相连并用于船舶识别，与船舶电制数据库相连并用于船舶信息检索、更新交互，与船岸连接处开关柜、船侧开关柜相连用于并、离网合闸断开，柴油发电机、船舶负载、船舶电站SCADA系统之间为以太网通信，船舶电站SCADA系统通过DP总线与岸电系统总控制器相连。
  2. 根据权利要求1所述的一种船舶岸电多电制检测与自适应控制系统，其特征在于：当船舶靠港后，港口AIS基站通过船舶AIS识别船舶名称、船型信息，通过DP总线传输至岸电系统总控制器，岸 电系统总控制器和船舶电制数据库之间为半双工通信，进行船舶电网数据查询；通过以太网通信，将船舶负载实时电压频率相位信息传送至船舶电站SCADA系统，通过DP总线传输至岸电系统总控制器；岸电系统总控制器将船舶实时参数F([U,f])和船舶电制数据库中记录F([U 0,f 0])进行比对；
    当船舶实时参数F([U,f])不符合船舶电制数据库中数据记录F([U 0,f 0])，系统报警进行人工诊断，当船舶电制数据库中信息缺乏或者信息错误，和船方进行确认，将新的船舶电制信息输入至船舶电制数据库中，当船舶电网存在过压或者欠压状况时，停止并网，由船方对船舶电网存在的故障进行修复；当船舶实时参数F([U,f])符合船舶电制数据库中记录F([U 0,f 0])，岸电系统总控制器调整变频变压装置，以适应靠港船舶电制，当岸电系统总控制器确认符合并网条件，闭合船岸连接处开关柜和船侧开关柜，同时岸电系统总控制器调节变频变压装置和船舶的柴油发电机进行负载转移，负载由船侧发电机转移至岸侧电源，关闭船舶的柴油发电机，并网完成。
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