CN217362652U - Redundant power supply system of semi-submersible platform central control system - Google Patents
Redundant power supply system of semi-submersible platform central control system Download PDFInfo
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- CN217362652U CN217362652U CN202220228697.8U CN202220228697U CN217362652U CN 217362652 U CN217362652 U CN 217362652U CN 202220228697 U CN202220228697 U CN 202220228697U CN 217362652 U CN217362652 U CN 217362652U
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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
- 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
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
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Abstract
The utility model discloses a semi-submerged platform central control system's redundant electrical power generating system, it includes central control system, uninterrupted power system and power distribution board, one of them power supply line of central control system with uninterrupted power system electricity is connected, another power supply line with power distribution board electricity is connected, uninterrupted power system's main circuit and emergent low pressure distribution board electricity are connected of advancing. The utility model discloses not only realized still can last the effect of power supply when the main power supply trouble loses the electricity, still avoided single emergency power source and leaded to the risk that the complete power failure appears in the corresponding system in the central control system.
Description
Technical Field
The utility model relates to a power supply technical field especially relates to a semi-submerged platform central control system's redundant electrical power generating system.
Background
The semi-submersible platform central control system comprises a process control system PCS, an emergency shutdown system ESD and a fire detection system F & G, is the basis for realizing automatic production of the offshore oil and gas production system and the brain of the oil and gas production system, and the three systems supplement each other to realize the control and safety protection functions of the whole semi-submersible platform.
The power utilization equipment in the central control system cabinet comprises: auxiliary and operating devices such as lamps, fans, engineer stations and operator stations, and automatic control devices such as controllers, communication modules and communication cards.
2.1.2 in 2020 edition of offshore floating device specification, the control system, the safety system and the alarm system should be powered by the main power supply and the emergency power supply (or standby power supply), so that when the main power supply fails and loses power, the safety system, the alarm system and the control system still having necessary power supply should be automatically switched to the emergency power supply to keep continuous power supply.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is how to provide one kind can still keep the redundant electrical power generating system of semi-submerged platform central control system of corresponding system continuous power supply when the main power source trouble loses the electricity.
In order to solve the technical problem, the utility model provides a semi-submerged platform central control system's redundant electrical power generating system, it includes central control system, uninterrupted power system and power distribution board, one of them power supply line of central control system with uninterrupted power system electricity is connected, another power supply line with power distribution board electricity is connected, uninterrupted power system's main circuit and emergent low pressure distribution board electricity of advancing are connected.
Still further, the central control system is configured with a first AC/DC power module electrically coupled to the uninterruptible power supply system and a second AC/DC power module electrically coupled to the power distribution board.
Furthermore, the first AC/DC power supply module and the uninterruptible power supply system are controlled to be switched on and off through a first switch, and the second AC/DC power supply module and the uninterruptible power supply system are controlled to be switched on and off through a second switch.
Furthermore, a first fuse set is arranged between the first AC/DC power supply module and the first switch, and a second fuse set is arranged between the second AC/DC power supply module and the second switch.
Furthermore, the central control system is provided with a first switching device and a second switching device, the first switching device is electrically connected with the uninterruptible power supply system, the second switching device is electrically connected with the power distribution board, a first contactor is arranged on an output line of the first switching device, and a second contactor is arranged on an output line of the second switching device.
Furthermore, the first switching device and the uninterruptible power supply are switched on and off by a third switch, and the second switching device and the power distribution board are switched on and off by a fourth switch.
Furthermore, a third fuse set is arranged between the first switching device and the third switch, and a fourth fuse set is arranged between the second switching device and the fourth switch.
The technical effects of the utility model reside in that: the central control system is respectively electrically connected with the uninterruptible power supply system and the power distribution board through two power supply lines, so that when a main power supply fails to supply power, a battery of the uninterruptible power supply system continuously supplies power for a corresponding system in the central control system, and the central control system can be switched to the power distribution board to continuously supply power for the corresponding system in the central control system according to requirements.
Drawings
Fig. 1 is a schematic diagram of dc power distribution of a redundant power supply system of a semi-submersible platform central control system according to an embodiment of the present invention.
Fig. 2 is an ac distribution schematic diagram of a redundant power supply system of a semi-submersible platform central control system according to an embodiment of the present invention.
Fig. 3 is a single-line connection schematic diagram of a redundant power supply system of a semi-submersible platform central control system according to an embodiment of the present invention.
Fig. 4 is a point power supply device arrangement diagram of a central control system power cabinet in a redundant power system of a semi-submersible platform central control system according to an embodiment of the present invention.
Wherein, 1, a central control system; 2. an uninterruptible power supply system; 3. a power distribution board; 4. a first AC/DC power supply module; 5. a second AC/DC power module; 6. a controller; 7. a communication module; 8. a communication card; 9. a first switching device; 10. a second switching device; 11. a fan; 12. a lamp; 13. a temperature controller; 14. an engineer station; 15. an operator station.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not to be construed as limiting the present invention.
The embodiment of the utility model provides a semi-submerged platform central control system's redundant electrical power generating system combines to show in FIG 1 to FIG 4, including central control system 1, uninterrupted power system 2(UPS, TS-UPS-001) and power distribution board 3 (miniwatt distribution board, TS-NLP-001).
Wherein, one power supply circuit of the central control system 1 is electrically connected with the uninterruptible power supply system 2, and the other power supply circuit is electrically connected with the power distribution board 3, that is, the central control system 1 takes two power supply sources from the platform, wherein one power supply source is from the uninterruptible power supply system 2, and the other power supply source is from the power distribution board 3 of the platform; the main inlet line of the uninterruptible power supply system 2 is electrically connected with an emergency low-voltage distribution board, namely, the main inlet line power supply of the uninterruptible power supply system 2 comes from the emergency low-voltage distribution board.
Therefore, when the platform main power supply fails and loses power, the power supply of the central control system 1 is automatically switched to the battery of the uninterruptible power supply system 2 through the uninterruptible power supply system 2 to realize emergency power supply, and the uninterruptible power supply system 2 and the central control system 1 continue to supply power after the emergency generator is automatically started; when the emergency low-voltage distribution board fails and loses power, the power distribution board 3 can continue to supply power, so that the central control system 1 does not depend on the short-time self-sustaining power supply of the uninterruptible power supply system 2.
In this embodiment, the central control system 1 is configured with a first AC/DC power module 4 and a second AC/DC power module 5, the first AC/DC power module 4 is electrically connected to the uninterruptible power supply system 2, and the second AC/DC power module 5 is electrically connected to the power distribution board 3, that is, the first AC/DC power module 4 is powered by the uninterruptible power supply system 2, and the second AC/DC power module 5 is powered by the power distribution board 3.
The first AC/DC power module 4 and the second AC/DC power module 5 are both 220VAC/24VDC power modules, so that power can be supplied to automatic control devices such as a controller 6, a communication module 7 and a communication card 8 through conversion of the first AC/DC power module 4 and the second AC/DC power module 5.
Therefore, when one path of the power supply fails, the automatic control devices such as the controller 6, the communication module 7, the communication card 8 and the like can still continue to work normally under the power supply of the other path of the power supply.
In this embodiment, the first AC/DC power module 4 and the uninterruptible power supply system 2 are controlled to be turned on and off by a first switch QS1, and the second AC/DC power module 5 and the uninterruptible power supply system 2 are controlled to be turned on and off by a second switch QS 2.
In this embodiment, a first fuse set is disposed between the first AC/DC power module 4 and the first switch QS1, and a second fuse set is disposed between the second AC/DC power module 5 and the second switch QS 2.
The first fuse set is two (FU1 and FU2) and is respectively connected to two lines, and the second fuse set is also two (FU3 and FU4) and is respectively connected to two lines.
In this embodiment, the central control system 1 is provided with a first switching device 9 and a second switching device 10, the first switching device 9 is electrically connected to the uninterruptible power supply system 2, the second switching device 10 is electrically connected to the power distribution board 3, a first contactor KM1 is disposed on an output line of the first switching device 9, and a second contactor KM2 is disposed on an output line of the second switching device 10.
Wherein the first switching device 9 comprises a relay and a contactor and the second switching device 10 comprises a relay and a contactor.
In this way, two paths of power sources can be monitored and corresponding contactors can be triggered through relays in the first switching device 9 and the second switching device 10, so as to switch power supplies of the uninterruptible power supply system 2 and the power distribution board 3 to devices such as the lamp 12, the fan 11, the temperature controller 13, the operation station 15, and the engineer station 14 of the central control system 1. If the instantaneous interruption of the power supply occurs in the switching process, the normal operation of the central control system 1 cannot be influenced, and the power loss of the central control system 1 and the accidental turn-off and stop of the semi-submersible platform cannot be caused.
In this embodiment, the on/off between the first switching device 9 and the uninterruptible power supply is controlled by a third switch QS3, and the on/off between the second switching device 10 and the power distribution board 3 is controlled by a fourth switch QS 4.
In this embodiment, a third fuse set is disposed between the first switching device 9 and the third switch, and a fourth fuse set is disposed between the second switching device 10 and the fourth switch.
The third fuse set is two (FU5 and FU6) and is respectively connected to two lines, and the fourth fuse set is also two (FU7 and FU8) and is respectively connected to two lines.
The central control system 1 of this embodiment is connected with uninterrupted power source system 2 and power distribution board 3 electricity respectively through two way power supply lines, thereby can be when the main power source trouble loses the electricity, the battery through uninterrupted power source system 2 lasts the power supply for the corresponding system in the central control system 1, can also switch to power distribution board 3 according to the demand and last the corresponding system for in the central control system 1 and last the power supply, so not only realized still can last the effect of power supply when the main power source trouble loses the electricity, still avoided single emergency power source trouble and leaded to corresponding system in the central control system 1 to appear the risk of losing the electricity completely.
The above-mentioned embodiments are merely preferred embodiments for fully illustrating the present invention, and the scope of the present invention is not limited thereto. Equivalent substitutes or changes made by the technical personnel in the technical field on the basis of the utility model are all within the protection scope of the utility model. The protection scope of the present invention is subject to the claims.
Claims (7)
1. The utility model provides a redundant electrical power generating system of semi-submerged platform central control system which characterized in that: the emergency power distribution system comprises a central control system, an uninterruptible power supply system and a power distribution board, wherein one power supply circuit of the central control system is electrically connected with the uninterruptible power supply system, the other power supply circuit of the central control system is electrically connected with the power distribution board, and a main inlet circuit of the uninterruptible power supply system is electrically connected with an emergency low-voltage distribution board.
2. The redundant power supply system of a semi-submersible central control system of claim 1, wherein: the central control system is configured with a first AC/DC power module electrically connected to the uninterruptible power supply system and a second AC/DC power module electrically connected to the power distribution board.
3. The redundant power supply system of a semi-submersible platform central control system of claim 2, characterized in that: the first AC/DC power supply module and the uninterrupted power supply system are controlled to be switched on and off through a first switch, and the second AC/DC power supply module and the uninterrupted power supply system are controlled to be switched on and off through a second switch.
4. The redundant power supply system of a semi-submersible central control system of claim 3, wherein: a first fuse set is arranged between the first AC/DC power supply module and the first switch, and a second fuse set is arranged between the second AC/DC power supply module and the second switch.
5. The redundant power supply system of a semi-submersible platform central control system of claim 1, characterized in that: the central control system is provided with a first switching device and a second switching device, the first switching device is electrically connected with the uninterruptible power supply system, the second switching device is electrically connected with the power distribution board, a first contactor is arranged on an output line of the first switching device, and a second contactor is arranged on an output line of the second switching device.
6. The redundant power supply system of a semi-submersible central control system of claim 5, wherein: the first switching device and the uninterruptible power supply are switched on and off by a third switch, and the second switching device and the power distribution board are switched on and off by a fourth switch.
7. The redundant power supply system of a semi-submersible central control system of claim 6, wherein: a third fuse set is arranged between the first switching device and the third switch, and a fourth fuse set is arranged between the second switching device and the fourth switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220228697.8U CN217362652U (en) | 2022-01-27 | 2022-01-27 | Redundant power supply system of semi-submersible platform central control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220228697.8U CN217362652U (en) | 2022-01-27 | 2022-01-27 | Redundant power supply system of semi-submersible platform central control system |
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| CN217362652U true CN217362652U (en) | 2022-09-02 |
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| CN202220228697.8U Active CN217362652U (en) | 2022-01-27 | 2022-01-27 | Redundant power supply system of semi-submersible platform central control system |
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| CN (1) | CN217362652U (en) |
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- 2022-01-27 CN CN202220228697.8U patent/CN217362652U/en active Active
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