CN112350424B - Be applicable to nuclear power ship resupply system - Google Patents
Be applicable to nuclear power ship resupply system Download PDFInfo
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- CN112350424B CN112350424B CN202011192202.2A CN202011192202A CN112350424B CN 112350424 B CN112350424 B CN 112350424B CN 202011192202 A CN202011192202 A CN 202011192202A CN 112350424 B CN112350424 B CN 112350424B
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- safety
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- voltage bus
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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
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
- B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING
- B63B35/00—Vessels or similar floating structures specially adapted for specific purposes and not otherwise provided for
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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
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
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- 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
- Y02E30/00—Energy generation of nuclear origin
Abstract
The invention provides a re-power supply system suitable for a nuclear power ship, which comprises a first medium voltage system, a second medium voltage system, a first non-safety 380V low-voltage bus, a first safety 380V low-voltage bus, a second non-safety 380V low-voltage bus, a second safety 380V low-voltage bus, a first non-safety re-power supply sub-distribution board, a first safety re-power supply sub-distribution board, a second non-safety re-power supply sub-distribution board and a second safety re-power supply sub-distribution board, wherein the related medium voltage system, the low-voltage bus and the re-power supply sub-distribution board are connected with each other. The invention solves the problems that the personnel and system safety is difficult to be ensured by temporarily pulling the power supply cable for the nuclear power ship, and the time cost and the design cost for pulling the temporary power supply cable are high.
Description
Technical Field
The invention relates to the technical field of nuclear power ships, in particular to a re-power supply system suitable for a nuclear power ship.
Background
When a nuclear power ship is stopped and overhauled, important loads still need to be guaranteed to maintain corresponding operation, and the safety function is guaranteed to be normal. For nuclear power ships, temporary pulling of power supply cables is excluded to guarantee personal safety and system safety, and the time cost and the design cost for pulling the temporary power supply cables are very high.
Disclosure of Invention
The technical problem to be solved by the invention is that the temporary pulling of the power supply cable is difficult to guarantee the personal safety and the cost is high, and the invention provides a system suitable for the nuclear power ship to supply power again, which is used for solving the problem of the existing nuclear power ship to supply power again.
The invention provides a re-power supply system suitable for a nuclear power ship, which comprises a first medium voltage system, a second medium voltage system, a first non-safety 380V low-voltage bus, a first safety 380V low-voltage bus, a second non-safety 380V low-voltage bus, a second safety 380V low-voltage bus, a first non-safety re-power supply sub-distribution board, a first safety re-power supply sub-distribution board, a second non-safety re-power supply sub-distribution board and a second safety re-power supply sub-distribution board, wherein:
a cable with a distribution switch is arranged between the first medium-voltage system and the first non-safety 380V low-voltage bus, and the first medium-voltage system and the first safety 380V low-voltage bus are provided with cables with a distribution switch;
a cable with a distribution switch is arranged between the second medium-voltage system and the second non-safety 380V low-voltage bus, and the second medium-voltage system and the second safety 380V low-voltage bus are provided with cables with a distribution switch;
a cable with a distribution switch is arranged between the first non-safety 380V low-voltage bus and the first non-safety resupply secondary switchboard, and a cable with a distribution switch is arranged between the first safety 380V low-voltage bus and the first safety resupply secondary switchboard;
a cable with a distribution switch is arranged between the second non-safety 380V low-voltage bus and the second non-safety resupply sub-switchboard, and a cable with a distribution switch is arranged between the second safety 380V low-voltage bus and the second safety resupply sub-switchboard;
and cables with distribution switches are arranged between the first non-safety-level re-supply secondary distribution board, the first safety-level re-supply secondary distribution board, the second non-safety-level re-supply secondary distribution board and the second safety-level re-supply secondary distribution board and a ship load respectively.
Furthermore, a cable with a distribution switch is arranged between the first non-safety 380V low-voltage bus and the second non-safety resupply sub-switchboard, and a cable with a distribution switch is arranged between the second non-safety 380V low-voltage bus and the first non-safety resupply sub-switchboard.
Further, a cable with a distribution switch is arranged between the first non-safety-level re-supply secondary distribution board or the second non-safety-level re-supply secondary distribution board and the ship shore power.
The implementation of the invention has the following beneficial effects:
according to the invention, the re-power supply system is designed for the nuclear power ship, when one row or two rows of power supplies of the nuclear power ship have single-point or multi-point faults for maintenance, the temporary cable is pulled at the minimum to supply power for the nuclear power ship, and the problems that the personnel and system safety is difficult to ensure by temporarily pulling the power supply cable, and the time cost and the design cost for pulling the temporary power supply cable are high in the conventional nuclear power ship are solved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the prior art descriptions will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.
Fig. 1 is a structural diagram of a re-power supply system suitable for a nuclear power ship according to an embodiment of the present invention.
Detailed Description
In this patent, a nuclear power ship re-power supply system is designed, and the specific implementation mode is further described below with reference to the accompanying drawings and embodiments.
As shown in fig. 1, an embodiment of the present invention provides a re-power supply system suitable for a nuclear power ship, where the re-power supply system includes a first medium voltage system 101, a second medium voltage system 102, a first non-safety level 380V low voltage bus 103, a first safety level 380V low voltage bus 104, a second non-safety level 380V low voltage bus 105, a second safety level 380V low voltage bus 106, a first non-safety level re-power sub-distribution board 107, a first safety level re-power sub-distribution board 108, a second non-safety level re-power sub-distribution board 109, and a second safety level re-power sub-distribution board 110, where:
a cable with a distribution switch is arranged between the first medium-voltage system 101 and the first non-safety 380V low-voltage bus 103, and a cable with a distribution switch is arranged between the first medium-voltage system 101 and the first safety 380V low-voltage bus 104.
A cable with a distribution switch is arranged between the second medium voltage system 102 and the second non-safety 380V low-voltage bus 105, and a cable with a distribution switch is arranged between the second medium voltage system 102 and the second safety 380V low-voltage bus 106.
It should be noted that, in a general power system, 1KV to 20KV is used as a medium voltage, in this embodiment, a transformer apparatus or a transformer system is further disposed between the first medium voltage system or the second medium voltage system and the 380V low-voltage bus in addition to a cable with a distribution switch, but the transformer apparatus or the transformer system is not a key point of the discussion of this patent and is not described herein; the power distribution switch is arranged to be opened and closed according to selection.
A cable with a distribution switch is arranged between the first non-safety 380V low-voltage bus 103 and the first non-safety resupply sub-switchboard 107, and a cable with a distribution switch is arranged between the first safety 380V low-voltage bus 104 and the first safety resupply sub-switchboard 108;
a cable with a distribution switch is arranged between the second non-safety 380V low-voltage bus 106 and the second non-safety resupply sub-switchboard 110, and a cable with a distribution switch is arranged between the second safety 380V low-voltage bus 105 and the second safety resupply sub-switchboard 109;
and cables with distribution switches are respectively arranged between the first non-safety-level re-supply secondary distribution board 107, the first safety-level re-supply secondary distribution board 108, the second non-safety-level re-supply secondary distribution board 110 and the second safety-level re-supply secondary distribution board 109 and a ship load.
Through the re-power supply system, the safety of the nuclear power ship can be guaranteed under the condition that a line of power supply is in power failure for maintenance or single-point failure.
Furthermore, a cable with a distribution switch is arranged between the first non-safety 380V low-voltage bus 103 and the second non-safety resupply sub-switchboard 110, and a cable with a distribution switch is arranged between the second non-safety 380V low-voltage bus 106 and the first non-safety resupply sub-switchboard 107.
The problem of ship power supply interruption caused by partial multipoint faults can be solved by connecting the first non-safety-level low-voltage bus 103 with the second non-safety-level resupply switchboard 110 and connecting the second non-safety-level 380V low-voltage bus 106 with the first non-safety-level resupply secondary switchboard 107.
Further, a cable with a distribution switch is arranged between the first non-safety-level re-supply sub-distribution board 107 or the second non-safety-level re-supply sub-distribution board 110 and the ship shore power.
Under the condition that two rows of power supplies of a nuclear power ship need to be maintained or have faults, a cable is arranged between a non-safety-level re-power supply secondary distribution board and ship shore power in a pulling mode to the minimum degree, and the most basic power supply requirements are guaranteed.
The implementation of the invention has the following beneficial effects:
according to the invention, the re-power supply system is designed for the nuclear power ship, when one row or two rows of power supplies of the nuclear power ship have single-point or multi-point faults for maintenance, the temporary cable is pulled at the minimum to supply power for the nuclear power ship, and the problems that the personnel and system safety is difficult to ensure by temporarily pulling the power supply cable, and the time cost and the design cost for pulling the temporary power supply cable are high in the conventional nuclear power ship are solved.
The foregoing is a more detailed description of the invention in connection with specific preferred embodiments and it is not intended that the invention be limited to these specific details. For those skilled in the art to which the invention pertains, numerous simple deductions or substitutions may be made without departing from the spirit of the invention, which shall be deemed to belong to the scope of the invention.
Claims (2)
1. A re-powering system suitable for a nuclear power ship, characterized in that it comprises a first medium voltage system, a second medium voltage system, a first non-safety 380V low voltage bus, a first safety 380V low voltage bus, a second non-safety 380V low voltage bus, a second safety 380V low voltage bus, a first non-safety re-powering sub-switchboard, a first safety re-powering sub-switchboard, a second non-safety re-powering sub-switchboard and a second safety re-powering sub-switchboard, wherein:
a cable with a distribution switch is arranged between the first medium-voltage system and the first non-safety 380V low-voltage bus, and the first medium-voltage system and the first safety 380V low-voltage bus are provided with cables with a distribution switch;
a cable with a distribution switch is arranged between the second medium-voltage system and the second non-safety 380V low-voltage bus, and the second medium-voltage system and the second safety 380V low-voltage bus are provided with cables with a distribution switch;
a cable with a distribution switch is arranged between the first non-safety 380V low-voltage bus and the first non-safety resupply secondary switchboard, and a cable with a distribution switch is arranged between the first safety 380V low-voltage bus and the first safety resupply secondary switchboard;
a cable with a distribution switch is arranged between the second non-safety 380V low-voltage bus and the second non-safety resupply sub-switchboard, and a cable with a distribution switch is arranged between the second safety 380V low-voltage bus and the second safety resupply sub-switchboard;
cables with distribution switches are arranged between the first non-safety level re-supply secondary distribution board, the first safety level re-supply secondary distribution board, the second non-safety level re-supply secondary distribution board and the second safety level re-supply secondary distribution board and a ship load respectively;
and a cable with a distribution switch is arranged between the first non-safety 380V low-voltage bus and the second non-safety resupply secondary distribution board, and a cable with a distribution switch is arranged between the second non-safety 380V low-voltage bus and the first non-safety resupply secondary distribution board.
2. The system of claim 1, wherein a cable with a distribution switch is provided between the first non-safety class re-supply sub-panel or the second non-safety class re-supply sub-panel and the shore power of the vessel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011192202.2A CN112350424B (en) | 2020-10-30 | 2020-10-30 | Be applicable to nuclear power ship resupply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011192202.2A CN112350424B (en) | 2020-10-30 | 2020-10-30 | Be applicable to nuclear power ship resupply system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112350424A CN112350424A (en) | 2021-02-09 |
| CN112350424B true CN112350424B (en) | 2023-01-06 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011192202.2A Active CN112350424B (en) | 2020-10-30 | 2020-10-30 | Be applicable to nuclear power ship resupply system |
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Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7548194B2 (en) * | 2006-03-14 | 2009-06-16 | Raytheon Company | Hostile intention assessment system and method |
| CN103646675A (en) * | 2013-12-13 | 2014-03-19 | 中广核工程有限公司 | Nuclear power station digitization distributed control system and isolation method thereof |
| EP3046206B1 (en) * | 2015-01-15 | 2018-10-31 | Siemens Aktiengesellschaft | Power distribution on a vessel |
| CN109004738B (en) * | 2018-07-04 | 2021-06-04 | 中广核研究院有限公司 | Nuclear power ship primary circuit emergency power supply system and method |
| CN109494869A (en) * | 2018-11-29 | 2019-03-19 | 中广核研究院有限公司 | A kind of atomic-powered ship electric system |
| CN110460047B (en) * | 2019-08-15 | 2023-04-11 | 中广核研究院有限公司 | Power supply switching method and system for ballast alternating current system in nuclear power ship |
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| CN112350424A (en) | 2021-02-09 |
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