CN221057856U - DC power distribution cabinet of electric ship - Google Patents
DC power distribution cabinet of electric ship Download PDFInfo
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- CN221057856U CN221057856U CN202322812104.XU CN202322812104U CN221057856U CN 221057856 U CN221057856 U CN 221057856U CN 202322812104 U CN202322812104 U CN 202322812104U CN 221057856 U CN221057856 U CN 221057856U
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- 230000017525 heat dissipation Effects 0.000 claims abstract description 11
- 238000009434 installation Methods 0.000 claims description 30
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052802 copper Inorganic materials 0.000 claims description 7
- 239000010949 copper Substances 0.000 claims description 7
- 238000005192 partition Methods 0.000 claims description 7
- 230000006855 networking Effects 0.000 description 4
- 230000005611 electricity Effects 0.000 description 3
- 238000010438 heat treatment Methods 0.000 description 3
- 238000005286 illumination Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004146 energy storage Methods 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000011664 signaling Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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Abstract
The utility model discloses a direct current power distribution cabinet of an electric ship, which is characterized by comprising the following components: the energy management system is arranged inside the direct-current power distribution frame; the secondary power supply system is arranged in the direct-current power distribution frame and is electrically connected with the energy management system; the in-cabinet lighting system is arranged on the direct-current distribution frame and is electrically connected with the secondary power supply system; the heat dissipation system is arranged outside the direct-current power distribution frame and is electrically connected with the secondary power supply system and the energy management system respectively; the on-off system is arranged in the direct-current distribution frame and is electrically connected with the secondary power supply system and the energy management system respectively. The utility model improves the utilization rate and the reliability of energy.
Description
Technical Field
The utility model relates to the technical field of power distribution cabinets and the like, in particular to a direct-current power distribution cabinet of an electric ship.
Background
The ship electric propulsion system can be divided into two modes of alternating current networking electric propulsion and direct current networking electric propulsion. In the conventional marine ac networking power system, ac power generated by an ac generator set is used as a power supply for the whole ship, so that the conventional main switchboard is designed to be an ac type. However, the direct current networking system of the pure electric ship is direct current system, and the traditional alternating current distribution board design is obviously inapplicable to the pure electric ship, and cannot meet the use requirements of energy storage equipment, charge and discharge control of electric equipment, power distribution and the like on the pure electric ship.
Disclosure of utility model
In view of the above, the present utility model provides a dc power distribution cabinet for an electric ship, comprising:
the system comprises a direct current distribution frame, an energy management system, a secondary power supply system, an in-cabinet lighting system, a heat dissipation system and an on-off system;
the energy management system is arranged inside the direct-current power distribution frame;
The secondary power supply system is arranged in the direct-current power distribution frame and is electrically connected with the energy management system;
the in-cabinet lighting system is arranged on the direct-current distribution frame and is electrically connected with the secondary power supply system;
The heat dissipation system is arranged outside the direct-current power distribution frame and is electrically connected with the secondary power supply system and the energy management system respectively;
The on-off system is arranged in the direct-current distribution frame and is electrically connected with the secondary power supply system and the energy management system respectively.
The above-mentioned electric ship direct current switch board, wherein, direct current distribution frame includes: the device comprises a cabinet body, a plurality of partition boards, a plurality of device fixing boards and a breaker supporting board; the plurality of partition boards are longitudinally arranged on the cabinet body to divide the cabinet body into a first installation space, a second installation space, a third installation space and a fourth installation space; the first installation space, the second installation space and the third installation space are internally and transversely provided with a plurality of device fixing plates, and the second installation space is internally provided with a breaker supporting plate.
The above-mentioned electric ship direct current switch board, wherein, energy management system includes: the system comprises a PLC controller, an extended DIDO module and an HMI touch screen; the PLC controller and the extended DIDO module are arranged on the same device fixing plate, and the DIDO module is in signal connection with the PLC controller; the HMI touch screen is installed in the cabinet door of the cabinet body, and the HMI touch screen is connected with the PLC controller through signals.
The above-mentioned electric ship direct current switch board, wherein, lighting system includes in the cabinet: limit switch and LED lighting lamp; the limit switch is installed in the cabinet door of the cabinet body, the LED illuminating lamp is installed on the top end of the inside of the cabinet body, and the limit switch is electrically connected with the LED illuminating lamp.
The above-mentioned electric ship direct current switch board, wherein, the break-make system includes: the device comprises a circuit breaker, a fuse, a DC/DC chopper and an inverter; the circuit breaker is mounted on the circuit breaker support plate, the inverter is mounted on the device fixing plate in the second mounting space, the DC/DC chopper is mounted on the device fixing plate in the third mounting space, the fuse is mounted on the device fixing plate in the second mounting space, and the low-voltage output end of the inverter and the low-voltage output end of the DC/DC chopper are connected to the input end of the circuit breaker through a bus bar copper; the high-voltage input end of the inverter and the high-voltage input end of the DC/DC chopper are connected to the fuse through a bus copper bar, and the circuit breaker, the fuse, the DC/DC chopper and the inverter are in signal connection with the PLC.
The above-mentioned electric ship direct current switch board, wherein, cooling system includes: temperature controller, fan and filter screen; the temperature controller is installed in the device fixed plate in the first installation space, the temperature controller is electrically connected with the PLC, the fan is installed in the cabinet door of the cabinet body, the fan is electrically connected with the PLC, and the filter screen is installed in the fan.
The above-mentioned electric ship direct current switch board, wherein, secondary power supply system includes: an alternating current power supply and a direct current power supply; the alternating current power supply and the direct current power supply are both arranged in the cabinet, the alternating current power supply is electrically connected with the heat dissipation system, and the direct current power supply is electrically connected with the energy management system, the lighting system in the cabinet and the on-off system respectively.
The above-mentioned electric ship direct current switch board, wherein, energy management system includes: a plurality of knob switches and a plurality of indicator lamps; the knob switches and the indicator lamps are arranged on the cabinet door; and each knob switch is electrically connected with each indicator lamp in a corresponding mode, and a plurality of knob switches are electrically connected with the PLC, the HMI touch screen, the circuit breaker, the fuse, the DC/DC chopper, the inverter and the temperature controller in a one-to-one correspondence mode.
Foretell an electric ship direct current switch board, wherein still includes: a network switch; the network switch is installed in the cabinet body, and the network switch is connected with the PLC controller through signals.
Compared with the prior art, the technical scheme has the following positive effects:
Through the application of the utility model, the utility model provides the direct current power distribution cabinet of the electric ship, a plurality of direct current sources on the ship can be connected and integrated on the direct current busbar through the DC/DC chopper, and electric energy is distributed through the inverter, so that the energy is safely and reliably transmitted to a propulsion motor, a daily load of the ship and the like, and the energy utilization rate and the reliability are improved.
Drawings
Fig. 1 is a schematic diagram of a dc power distribution cabinet of an electric ship according to the present utility model.
Fig. 2 is a schematic view of the inner front side of a dc power distribution cabinet of an electric ship according to the present utility model.
Fig. 3 is a schematic view of the inside rear side of a dc power distribution cabinet for an electric ship according to the present utility model.
Fig. 4 is a schematic diagram of an internal side of a dc power distribution cabinet for an electric ship according to the present utility model.
1. A direct current power distribution frame; 2. a cabinet body; 3. a partition plate; 4. a device fixing plate; 5. a breaker support plate; 6. a PLC controller; 7. extending the DIDO module; 8. HMI touch screen; 9. a limit switch; 10. a circuit breaker; 11. a fuse; 12. a DC/DC chopper; 13. an inverter; 14. a temperature controller; 15. a fan; 16. a filter screen; 17. a knob switch; 18. an indicator light; 19. a network switch.
Detailed Description
The utility model is further described below, but is not limited to, with reference to the drawings and detailed description.
The structures, proportions, sizes, etc. shown in the drawings attached hereto are for illustration purposes only and are not intended to limit the scope of the utility model, which is defined by the claims, but rather by the claims. Also, the terms such as "upper," "lower," "left," "right," "middle," and "a" and the like recited in the present specification are merely for descriptive purposes and are not intended to limit the scope of the utility model, but are intended to provide relative positional changes or modifications without materially altering the technical context in which the utility model may be practiced.
As shown in fig. 1 to 4, there is shown a dc power distribution cabinet for an electric ship according to a preferred embodiment, which includes: the system comprises a direct current power distribution frame 1, an energy management system, a secondary power supply system, an in-cabinet lighting system, a heat dissipation system and an on-off system.
The energy management system is arranged in the direct-current power distribution frame 1; the secondary power supply system is arranged in the direct-current power distribution frame 1 and is electrically connected with the energy management system; the in-cabinet lighting system is arranged on the direct-current power distribution frame 1 and is electrically connected with the secondary power supply system; the heat dissipation system is arranged outside the direct-current power distribution frame 1 and is electrically connected with the secondary power supply system and the energy management system respectively; the on-off system is arranged in the direct-current power distribution frame 1 and is electrically connected with the secondary power supply system and the energy management system respectively.
In the actual use process, the direct current distribution board frame 1 can support and protect internal devices. The energy management system is divided into an on-site mode and a remote control mode, and can distribute energy through a knob switch and an indicator lamp manual operation switch on a cabinet door; the remote control mode can also be selected, the EMS energy management system can be used for remote control, and corresponding starting or stopping instructions of the DC/DC chopper 12 and the inverter 13 can be safely and reasonably sent out to charge or discharge the battery pack power supply on the ship, provide daily power supply, kinetic energy of the propulsion motor and the like. The secondary power supply system can be connected with an external alternating current power supply and converts the external alternating current power supply into needed alternating current and direct current voltages. The illumination system in the cabinet can be controlled by a limit switch on the cabinet door when a worker needs maintenance or operation, and the illumination function is performed after the door is opened. The heat radiation system can cool the components such as the busbar, the DC/DC chopper 12, the inverter 13, the PLC 6 and the like which generate heat of the DC distribution board, so that the working temperature of the components is controlled within a reasonable range. The on-off system is used for connecting a daily transformer, a battery pack power supply, a propulsion motor, a direct-current shore power supply and the like, and can be used for conducting disconnection and connection actions according to the actual condition of ship power consumption.
The present utility model has the following embodiments based on the above description:
Further, an electric ship direct current power distribution cabinet, wherein the direct current power distribution frame 1 includes: the device comprises a cabinet body 2, a plurality of partition boards 3, a plurality of device fixing plates 4 and a breaker supporting plate 5; the plurality of partition boards 3 are longitudinally arranged on the cabinet body 2 and divide the interior of the cabinet body 2 into a first installation space, a second installation space, a third installation space and a fourth installation space; a plurality of device fixing plates 4 are transversely arranged in the first installation space, the second installation space and the third installation space, and a breaker support plate 5 is also arranged in the second installation space. Specifically, the direct current distribution board cabinet body 2 plays a role in protecting internal devices, and the device fixing board 4 and the circuit breaker supporting board 5 can effectively support electric elements.
Further, an electric ship direct current power distribution cabinet, wherein the energy management system includes: a PLC controller 6, an extended DIDO module 7 and an HMI touch screen 8; the PLC 6 and the extended DIDO module 7 are arranged on the same device fixing plate 4, and the DIDO module 7 is in signal connection with the PLC 6; the HMI touch screen 8 is installed on a cabinet door of the cabinet body 2, and the HMI touch screen 8 is in signal connection with the PLC controller 6. Specifically, the PLC controller 6 mainly functions as telemetry, that is, collects and transmits electrical quantity and remote signaling of the system, that is, collects and transmits data and switching value information of the system, and remote control, that is, remotely controls on/off of the switch, on/off of the DC/DC chopper 12, on/off of the inverter 13, and the like; the extended DIDO module 7 mainly acts on the collection of the switch state information and executes the DO output instruction and the like sent by the PLC controller 6. The PLC controller 6 exchanges data with the DC shore power supply, the battery pack power supply, the DC/DC chopper 12, the inverter 13, and the like through communication modes such as CANBUS, MOUBUS RTU, profibus-DP, and the like, thereby completing operations such as switching, exiting, energy management and distribution, and the like of the battery pack power supply. The HMI touch screen 8 displays real-time data such as the running state, load condition, power, current, voltage, electric energy and the like of the current battery pack, the propulsion motor and the daily power supply in real time through an interface, and inquires alarm records and the like in the running of the system, and the starting or stopping of the DC/DC chopper 12 and the inverter 13 can be remotely controlled on the HMI touch screen 8 to control the power and the rotating speed of the propulsion motor, the charging and discharging electrical control of the battery pack power supply and the like.
Further, an electric ship direct current power distribution cabinet, wherein, the interior lighting system of cabinet includes: limit switch 9, LED lighting lamp; limit switch installs in cabinet door of the cabinet body 2, and the LED light is installed on the inside top of the cabinet body 2, and limit switch 9 is connected with the LED light electricity. Specifically, the LED illuminating lamp is controlled by the action of a limit switch 9 mechanism on the cabinet door so as to provide illumination.
Further, an electric ship direct current switch board, wherein, the on-off system includes: a circuit breaker 10, a fuse 11, a DC/DC chopper 12, an inverter 13; the circuit breaker 11 is arranged on the circuit breaker supporting plate 5, the inverter 13 is arranged on the device fixing plate 4 in the second installation space, the DC/DC chopper 12 is arranged on the device fixing plate 4 in the third installation space, the fuse 11 is arranged on the device fixing plate in the second installation space, and the low-voltage output end of the inverter 13 and the low-voltage output end of the DC/DC chopper 12 are connected to the input end of the circuit breaker 11 through bus bars; the high voltage input terminal of the inverter 13 and the high voltage input terminal of the DC/DC chopper 12 are connected to the fuse 11 through a bus bar copper, and the circuit breaker 10, the fuse 11, the DC/DC chopper 12, and the inverter 13 are all in signal connection with the PLC controller 6. Specifically, the fuse 11 is mainly arranged on the direct-current high-voltage side of the DC/DC chopper 12 and the inverter 13 and is used for connecting the positive and negative copper bars of the direct-current distribution board; the DC/DC chopper 12 and the low-voltage output end of the inverter 13 are connected to the input side of the circuit breaker 10 through a busbar copper bar, and then are connected to external energy storage equipment, a propulsion motor, a daily load, a direct-current shore power supply and the like through the circuit breaker 10.
Further, an electric ship direct current switch board, wherein, cooling system includes: a temperature controller 14, a fan 15 and a filter screen 16; the temperature controller 14 is installed in the device fixed plate 4 in the first installation space, and temperature controller 14 is connected with PLC controller 6 electricity, and fan 15 is installed in the cabinet door of cabinet body 2, and fan 15 is connected with PLC controller 6 electricity, and filter screen 16 is installed in fan 15. Specifically, the PLC 6 can control the start and stop of the temperature controller 14, the temperature upper limit is set through the temperature controller 14, and when the temperature is higher than the temperature, the fan 15 is started to enable the space in the cabinet 2 to flow, so that heat of heating components in the cabinet is taken away, heat accumulation of the heating components is prevented, and the heating components are damaged. The filter screen 16 can prevent larger particles or dust in the air from entering during ventilation and keep the equipment in the cabinet clean and tidy.
Further, an electric ship direct current switch board, wherein, secondary power supply system includes: an alternating current power supply and a direct current power supply; the alternating current power supply and the direct current power supply are both arranged in the cabinet 2, the alternating current power supply is electrically connected with the heat dissipation system, and the direct current power supply is electrically connected with the energy management system, the lighting system in the cabinet and the on-off system respectively.
Further, an electric ship direct current power distribution cabinet, wherein the energy management system includes: a plurality of knob switches 17 and a plurality of indicator lamps 18; a plurality of knob switches 17 and a plurality of indicator lamps 18 are arranged on the cabinet door 2; and each knob switch 17 is respectively and correspondingly electrically connected with each indicator lamp 18, and a plurality of knob switches 17 are respectively and correspondingly electrically connected with the PLC 6, the HMI touch screen 8, the circuit breaker 10, the fuse 11, the DC/DC chopper 12, the inverter 13 and the temperature controller 14. Specifically, the energy distribution can be performed by manually operating the switch through the knob switch 17 on the cabinet door 2, and the energy distribution is displayed through the indicator lamp 18. Further, an electric ship direct current switch board, wherein still includes: a network switch 19; the network switch 19 is installed inside the cabinet 2, and the network switch 19 is connected with the PLC controller 6 in a signal manner. Specifically, the PLC controller 6 is connected to an external mobile terminal through the network switch 19, so that remote control can be realized.
The foregoing description is only illustrative of the preferred embodiments of the present utility model and is not to be construed as limiting the scope of the utility model, and it will be appreciated by those skilled in the art that equivalent substitutions and obvious variations may be made using the description and illustrations of the present utility model, and are intended to be included within the scope of the present utility model.
Claims (9)
1. The utility model provides an electric ship direct current switch board which characterized in that includes:
the system comprises a direct current distribution frame, an energy management system, a secondary power supply system, an in-cabinet lighting system, a heat dissipation system and an on-off system;
the energy management system is arranged inside the direct-current power distribution frame;
The secondary power supply system is arranged in the direct-current power distribution frame and is electrically connected with the energy management system;
the in-cabinet lighting system is arranged on the direct-current distribution frame and is electrically connected with the secondary power supply system;
The heat dissipation system is arranged outside the direct-current power distribution frame and is electrically connected with the secondary power supply system and the energy management system respectively;
The on-off system is arranged in the direct-current distribution frame and is electrically connected with the secondary power supply system and the energy management system respectively.
2. An electric ship direct current power distribution cabinet according to claim 1, characterized in that the direct current power distribution frame comprises: the device comprises a cabinet body, a plurality of partition boards, a plurality of device fixing boards and a breaker supporting board; the plurality of partition boards are longitudinally arranged on the cabinet body to divide the cabinet body into a first installation space, a second installation space, a third installation space and a fourth installation space; the first installation space, the second installation space and the third installation space are internally and transversely provided with a plurality of device fixing plates, and the second installation space is internally provided with a breaker supporting plate.
3. The electric ship direct current power distribution cabinet of claim 2, wherein the energy management system comprises: the system comprises a PLC controller, an extended DIDO module and an HMI touch screen; the PLC controller and the extended DIDO module are arranged on the same device fixing plate, and the DIDO module is in signal connection with the PLC controller; the HMI touch screen is installed in the cabinet door of the cabinet body, and the HMI touch screen is connected with the PLC controller through signals.
4. An electric ship direct current power distribution cabinet according to claim 2, characterized in that the in-cabinet lighting system comprises: limit switch and LED lighting lamp; the limit switch is installed in the cabinet door of the cabinet body, the LED illuminating lamp is installed on the top end of the inside of the cabinet body, and the limit switch is electrically connected with the LED illuminating lamp.
5. A power boat dc power distribution cabinet as claimed in claim 3, wherein said on-off system comprises: the device comprises a circuit breaker, a fuse, a DC/DC chopper and an inverter; the circuit breaker is mounted on the circuit breaker support plate, the inverter is mounted on the device fixing plate in the second mounting space, the DC/DC chopper is mounted on the device fixing plate in the third mounting space, the fuse is mounted on the device fixing plate in the second mounting space, and the low-voltage output end of the inverter and the low-voltage output end of the DC/DC chopper are connected to the input end of the circuit breaker through a bus bar copper; the high-voltage input end of the inverter and the high-voltage input end of the DC/DC chopper are connected to the fuse through a bus copper bar, and the circuit breaker, the fuse, the DC/DC chopper and the inverter are in signal connection with the PLC.
6. The electric ship direct current power distribution cabinet of claim 5, wherein the heat dissipation system comprises: temperature controller, fan and filter screen; the temperature controller is installed in the device fixed plate in the first installation space, the temperature controller is electrically connected with the PLC, the fan is installed in the cabinet door of the cabinet body, the fan is electrically connected with the PLC, and the filter screen is installed in the fan.
7. The electric ship direct current power distribution cabinet according to claim 1, wherein the secondary power supply system comprises: an alternating current power supply and a direct current power supply; the alternating current power supply and the direct current power supply are both arranged in the cabinet, the alternating current power supply is electrically connected with the heat dissipation system, and the direct current power supply is electrically connected with the energy management system, the lighting system in the cabinet and the on-off system respectively.
8. The electric ship direct current power distribution cabinet of claim 6, wherein the energy management system comprises: a plurality of knob switches and a plurality of indicator lamps; the knob switches and the indicator lamps are arranged on the cabinet door; and each knob switch is electrically connected with each indicator lamp in a corresponding mode, and a plurality of knob switches are electrically connected with the PLC, the HMI touch screen, the circuit breaker, the fuse, the DC/DC chopper, the inverter and the temperature controller in a one-to-one correspondence mode.
9. The electric ship direct current power distribution cabinet of claim 5, further comprising: a network switch; the network switch is installed in the cabinet body, and the network switch is connected with the PLC controller through signals.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322812104.XU CN221057856U (en) | 2023-10-19 | 2023-10-19 | DC power distribution cabinet of electric ship |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322812104.XU CN221057856U (en) | 2023-10-19 | 2023-10-19 | DC power distribution cabinet of electric ship |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221057856U true CN221057856U (en) | 2024-05-31 |
Family
ID=91206217
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322812104.XU Active CN221057856U (en) | 2023-10-19 | 2023-10-19 | DC power distribution cabinet of electric ship |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221057856U (en) |
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2023
- 2023-10-19 CN CN202322812104.XU patent/CN221057856U/en active Active
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