Marine power distribution system switch interlocking device and control method thereof
A power distribution system and interlocking device technology, applied in the direction of circuit devices, electrical components, emergency power supply arrangements, etc., can solve the problems of large space occupation, many fault points, inconvenience, etc., and achieve easy operation, reliable operation, and structural simple effect
Active Publication Date: 2017-09-29
中国船舶电站设备有限公司
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Problems solved by technology
[0002] Domestic ship-to-shore power conversion devices generally use manual operation designed with relays as the main body. The biggest defects of this type of device are: complex hardware circuits, many fault points, large space occupation, and inconvenient maintenance; It is inconvenient and unsafe when the power is off and the vacuum state occurs; the operation steps are cumbersome and require high technical literacy for the users
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[0021] The present invention will be further elaborated below by describing a preferred specific embodiment in detail in conjunction with the accompanying drawings.
[0022] like figure 1 As shown, a switch interlocking device for a marine power distribution system of the present invention includes: a CPU module A101 arranged on a programmable controller PLC, an I / O module A102, a power module P1, and a first fuse connected to the above power module P1 F101 and the second fuse F102, the first relay board JK1 and the second relay board JK2.
[0023] The power supply module P1 supplies power to each component provided in the switch interlocking device of the marine power distribution system; in this embodiment, the power supply module P1 is a DC / DC power supply and outputs a 24V DC power supply signal.
[0024] The CPU module A101 and the I / O module A102 constitute the logic control core of the switch interlocking device of the marine power distribution system, and realize the ...
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The invention discloses a marine power distribution system switch interlocking device and a control method thereof. The marine power distribution system switch interlocking device comprises a programmable control unit, a CPU module for forming the core device of the programmable control unit, an I / O module, a power supply module, a first fuse and a second fuse connected with the power supply module, aviation plugs from a first to a fifth, a first relay board and a second relay board, wherein the first relay board and the second relay board are in corresponding connection with the CPU module and the I / O module respectively; the first aviation plug is connected with the power supply module through the first fuse and the second fuse; the second aviation plug and the third aviation plug are in corresponding connection with the CPU module and the I / O module respectively; the fourth aviation plug and the fifth aviation plug are in corresponding connection with the first relay board and the second relay board respectively; and the power supply module provides power for the interlocking device. A working display and fault alarming lamp is connected with the CPU module. The marine power distribution system switch interlocking device and the control method thereof have the advantages of simple structure, small size, simple and convenient operation and use, high reliability, convenient maintenance, and reliable operation of ship-to-shore power conversion.
Description
technical field [0001] The invention relates to an automatic device used in a ship power station to complete ship-to-shore power conversion, in particular to a switch interlocking device of a ship power distribution system and a control method thereof. Background technique [0002] Domestic ship-to-shore power conversion devices generally use manual operation designed with relays as the main body. The biggest defects of this type of device are: complex hardware circuits, many fault points, large space occupation, and inconvenient maintenance; The power-off vacuum state is inconvenient and unsafe; the operation steps are cumbersome, and the technical literacy requirements of the users are relatively high. Contents of the invention [0003] The purpose of the present invention is to provide a switch interlocking device for a marine power distribution system and a control method thereof, so that it is suitable for some ships that require uninterrupted power supply during ship...
Claims
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IPC IPC(8): H02J9/06
CPCH02J9/06H02J9/068
Inventor 乐春阳吴晓明陈冬华
Owner 中国船舶电站设备有限公司