CN217969883U - Electrically propelled watercraft - Google Patents
Electrically propelled watercraft Download PDFInfo
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- CN217969883U CN217969883U CN202222330000.0U CN202222330000U CN217969883U CN 217969883 U CN217969883 U CN 217969883U CN 202222330000 U CN202222330000 U CN 202222330000U CN 217969883 U CN217969883 U CN 217969883U
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Abstract
The utility model discloses an electric propulsion's boats and ships, it includes: the variable frequency motor is arranged in an engine room of the ship and used for driving the ship to run; the propulsion frequency converter is arranged in a power distribution room of the ship; the input end of the propulsion frequency converter is connected with the battery pack, and the output end of the propulsion frequency converter is connected with the variable frequency motor and used for driving the variable frequency motor to work; the daily inverter is arranged in a power distribution room of the ship, the input end of the daily inverter is connected with the battery pack, and the output end of the daily inverter is connected with a daily load of the ship and used for supplying power to the daily load of the ship; the propulsion main controller is arranged in a cab of the ship, is respectively connected with the propulsion frequency converter and the daily inverter, and is used for controlling the operation of the propulsion frequency converter and the daily inverter; and the machine side control box is arranged in an engine room of the ship, is respectively connected with the propulsion frequency converter and the propulsion main controller, and is used for controlling the propulsion frequency converter to operate when the propulsion main controller fails. By distributed arrangement of the devices, the ship occupation space is greatly reduced, and the cabin space of the ship is fully utilized.
Description
Technical Field
The utility model relates to a boats and ships technical field particularly, relates to an electric propulsion's boats and ships.
Background
With the continuous enhancement of environmental protection consciousness in recent years, the market demand of domestic new energy ships is continuously increased by virtue of the advantages of zero emission and low noise of the electric ships, and especially the gradual maturity of the power battery technology and the continuous reduction of the cost enable the development of the electric ship industry to have basic conditions. In the prior art, all equipment in a ship is integrated and installed in the ship, but the installation space of a inland river small-sized ship is limited, and all equipment cannot be installed together.
Aiming at the problem that the installation space of the inland small-sized ship is limited in the prior art, so that all equipment cannot be installed together, an effective solution is not provided at present.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides an in provide an electric propulsion's boats and ships to thereby solve among the prior art the limited problem that can't be in the same place all equipment fixing of inland river small-size boats and ships installation space.
To achieve the above object, the present invention provides an electrically propelled ship, including: the variable frequency motor is arranged in an engine room of the ship and used for driving the ship to run; the propulsion frequency converter is arranged in a power distribution room of the ship; the input end of the propulsion frequency converter is connected with the battery pack, and the output end of the propulsion frequency converter is connected with the variable frequency motor and used for driving the variable frequency motor to work; the daily inverter is arranged in a power distribution room of the ship, the input end of the daily inverter is connected with the battery pack, and the output end of the daily inverter is connected with a daily load of the ship and used for supplying power to the daily load of the ship; the propulsion main controller is arranged in a cab of the ship, is respectively connected with the propulsion frequency converter and the daily inverter, and is used for controlling the operation of the propulsion frequency converter and the daily inverter; and the machine side control box is arranged in an engine room of the ship, is respectively connected with the propulsion frequency converter and the propulsion main controller, and is used for controlling the propulsion frequency converter to operate when the propulsion main controller fails.
Optionally, the propulsion frequency converter includes a first sub propulsion frequency converter and a second sub propulsion frequency converter, and the variable frequency motor includes a first sub variable frequency motor and a second sub variable frequency motor; and the input ends of the two sub variable frequency motors are connected with the output ends of the two sub propulsion frequency converters in a one-to-one correspondence manner.
Optionally, the battery pack includes a first sub battery pack and a second sub battery pack, and output ends of the two battery packs are correspondingly connected to input ends of the two sub propulsion frequency converters.
Optionally, the first input end and the second input end of the daily inverter are respectively connected to the output ends of the first sub battery pack and the second sub battery pack, and are configured to convert the dc power supplies output by the two sub battery packs into sine waves.
Optionally, the method further includes: a high pressure tank; the input end of the high-voltage box is connected with the output end of the battery pack, and the first output end of the high-voltage box is connected with the propulsion frequency converter; and the second output end of the high-voltage box is connected with the daily inverter.
Optionally, the high-pressure tank includes a first sub high-pressure tank and a second sub high-pressure tank; the input end of the first sub-high-voltage box is connected with the output end of the first sub-battery pack, and the input end of the second sub-high-voltage box is connected with the output end of the second sub-battery pack.
Optionally, the method further includes: an alternating current distribution board; the input end of the alternating current distribution board is connected with the daily inverter, and the output end of the alternating current distribution board is connected with the daily load of the ship and used for receiving the sine wave output by the daily inverter and transmitting the sine wave to the daily load of the ship.
Optionally, the battery pack is provided with an input end for connecting with a shore-based charging pile; the shore-based charging pile is used for charging the battery pack.
Optionally, the propulsion main controller is connected with the high-pressure tank.
Optionally, the method further includes: a battery management system and an energy management system; the battery management system is arranged in the high-voltage box and used for detecting the electric quantity of the battery pack in real time; the energy management system is connected with the battery management system and used for acquiring the electric quantity values of the two battery packs and transmitting the electric quantity values to the daily inverter so that the daily inverter can select the battery pack with the high electric quantity value to supply power.
The utility model has the advantages that:
the utility model provides an electric propulsion's boats and ships, this boats and ships include: the system comprises a variable frequency motor, a propulsion frequency converter, a daily inverter, a propulsion main controller and a machine side control box; the variable frequency motor is arranged in an engine room of the ship and used for driving the ship to run; the propulsion frequency converter is arranged in a power distribution room of the ship; the daily inverter is arranged in a power distribution room of the ship, and the propulsion main controller is arranged in a cab of the ship; the machine side control box is arranged in an engine room of the ship; through with each equipment distributed arrangement, make boats and ships occupation space reduce by a wide margin, make full use of the cabin space of boats and ships, the shipment is gone into cabin nimble safety, and later maintenance is simple and convenient.
Drawings
Fig. 1 is a schematic structural diagram of an electrically propelled ship provided by an embodiment of the present invention;
fig. 2 is a circuit diagram of an electrically propelled vessel provided by an embodiment of the present invention;
description of the symbols:
the system comprises a variable frequency motor-1, a propulsion frequency converter-2, a daily inverter-3, a propulsion main controller-4, a machine side control box-5, a battery pack-6, a high voltage box-7, an alternating current distribution board-8, a shore charging pile-9, a cab-10, a No. 1 battery compartment-11, a No. 2 battery compartment-12, a power distribution room-13 and a cabin-14.
Detailed Description
To make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings, and it is to be understood that the described embodiments are only some embodiments of the present invention, rather than all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
With the continuous enhancement of environmental protection consciousness in recent years, the market demand of domestic new energy ships is continuously increased by virtue of the advantages of zero emission and low noise of the electric ships, and especially the gradual maturity of the power battery technology and the continuous reduction of the cost enable the development of the electric ship industry to have basic conditions. In the prior art, all equipment in a ship is integrated and installed in the ship, but the installation space of a inland river small-sized ship is limited, and all equipment cannot be installed together.
Therefore, the utility model provides an electric propulsion's boats and ships, this boats and ships are because of the space is limited, for abundant reasonable utilization cabin space, will equipment adopt distributed arrangement. Fig. 1 is a schematic structural diagram of an electrically propelled ship according to an embodiment of the present invention, and as shown in fig. 1, the electrically propelled ship includes:
1. the frequency-variable motor (1) is provided with a motor,
the variable frequency motor 1 is arranged in an engine room 14 of the ship and used for driving the ship to run; specifically, a propeller of the ship is driven to operate.
2. The frequency converter (2) is pushed in,
the propulsion frequency converter 2 is arranged in a power distribution room 13 of the ship; the input end of the propulsion frequency converter 2 is connected with the battery pack 6, and the output end of the propulsion frequency converter is connected with the variable frequency motor 1 and used for driving the variable frequency motor 1 to work;
specifically, fig. 2 is a circuit diagram of an electrically propelled ship provided by an embodiment of the present invention, as shown in fig. 2, the propulsion frequency converter 2 includes a first sub-propulsion frequency converter and a second sub-propulsion frequency converter, and the inverter motor 1 includes a first sub-inverter motor and a second sub-inverter motor; the input ends of the two sub variable frequency motors 1 are correspondingly connected with the output ends of the two sub propulsion frequency converters 2 one by one.
The battery pack 6 comprises a first sub battery pack and a second sub battery pack, and the output ends of the two battery packs 6 are correspondingly connected with the input ends of the two sub propulsion frequency converters.
The first sub-battery pack is arranged in the No. 1 battery compartment 11, and the second sub-battery pack is arranged in the No. 2 battery compartment 12.
3. A daily-use inverter 3 which is connected to the power supply,
the daily inverter 3 is arranged in a distribution room 13 of the ship, the input end of the daily inverter is connected with the battery pack 6, and the output end of the daily inverter is connected with a daily load of the ship and is used for supplying power to the daily load of the ship;
specifically, the input end of the daily inverter 3 is connected to the output ends of the first sub battery pack and the second sub battery pack, respectively, and is configured to convert the dc power output by the two sub battery packs 6 into a sine wave.
The electrically propelled watercraft further comprises: an alternating current distribution board 8; the input end of the alternating current distribution board 8 is connected with the output end of the daily inverter 3, and the output end of the alternating current distribution board 8 is connected with the daily load of the ship and used for receiving the sine wave output by the daily inverter 3 and transmitting the sine wave to the daily load of the ship.
In the utility model, the battery capacity of the first sub-battery pack and the second sub-battery pack is 57.6KWh; rated power of the first sub-propulsion frequency converter and rated power of the second sub-propulsion frequency converter are both 15KW; the rated power of the daily inverter 3 is 16KW; the rated power of the first sub variable frequency motor and the rated power of the second sub variable frequency motor are both 11KW. It should be noted that, the working parameters of the first sub battery pack, the second sub battery pack, the first sub propulsion frequency converter, the second sub propulsion frequency converter, the daily inverter 3, the first sub variable frequency motor and the second sub variable frequency motor do not limit the present invention.
The electrically propelled marine vessel further comprises: a high pressure tank 7; the input end of the high-voltage box 7 is connected with the output end of the battery pack 6, and the first output end of the high-voltage box 7 is connected with the propulsion frequency converter 2; a second output of the high-voltage tank 7 is connected to the domestic inverter 3.
Specifically, the high-pressure tank 7 includes a first sub high-pressure tank and a second sub high-pressure tank; the input end of the first sub-high-voltage box is connected with the output end of the first sub-battery pack, and the input end of the second sub-high-voltage box is connected with the output end of the second sub-battery pack.
The circuit diagram of the present invention is described below by a specific embodiment:
line 1: the output end of the first sub battery pack is connected with the input end of the first sub high-voltage box; the first output end of the first sub high-voltage box is connected with the input end of a first sub propulsion frequency converter, the output end of the first sub propulsion frequency converter is connected with a first sub variable-frequency motor, and the first sub variable-frequency motor is used for driving a ship to run;
line 2: the output end of the first sub battery pack is connected with the input end of the first sub high-voltage box; the second output end of the first sub-high voltage box is connected with the first input end of the daily inverter 3, the output end of the daily inverter 3 is connected with the input end of the alternating current distribution board 8, and the output end of the alternating current distribution board 8 is connected with a plurality of daily loads of the ship and used for supplying power to the plurality of daily loads of the ship;
line 3: the output end of the second sub battery pack is connected with the input end of the second sub high-voltage box; the first output end of the second sub high-voltage box is connected with the input end of a second sub propulsion frequency converter, the output end of the second sub propulsion frequency converter is connected with a second sub variable-frequency motor, and the second sub variable-frequency motor is used for driving a ship to run;
and a line 4: the output end of the second sub battery pack is connected with the input end of the second sub high-voltage box; a second output end of the second sub-high voltage box is connected with a second input end of the daily inverter 3, an output end of the daily inverter 3 is connected with an input end of the alternating current distribution board 8, and an output end of the alternating current distribution board 8 is connected with a plurality of daily loads of the ship and used for supplying power to the plurality of daily loads of the ship;
the daily inverter 3 can convert the dc power output from the battery pack 6 into a sine wave.
In an alternative embodiment, the battery 6 is provided with an input for connection to a shore based charging post 9; the shore-based charging pile 9 is used for charging the battery pack 6.
Specifically, the current of the shore-based charging pile 9 is input into the battery pack 6 through the charging socket on the ship and the high-voltage box 7, so that the battery pack 6 is charged, and the charging time of the battery pack 6 is about 4 hours.
In an alternative embodiment, the electrically propelled vessel further comprises: a battery management system and an energy management system;
the battery management system is arranged in the high-voltage box 7 and is used for detecting the electric quantity of the battery pack 6 in real time;
the energy management system is connected with the battery management system and used for acquiring the electric quantity values of the two battery packs 6 and transmitting the electric quantity values to the daily inverter 3, so that the daily inverter 3 selects the battery pack 6 with the high electric quantity value to supply power.
Specifically, when the electric quantity value of the first sub-battery pack is lower than 5% of the electric quantity value of the second sub-battery pack, the daily inverter 3 selects the second sub-battery pack to supply power.
4. The main controller 4 is advanced and the main controller,
the propulsion main controller 4 is arranged in a cab 10 of the ship, is respectively connected with the propulsion frequency converter 2 and the daily inverter 3, and is used for controlling the operation of the propulsion frequency converter 2 and the daily inverter 3;
specifically, the propulsion main controller 4 is further connected to the high-pressure tank 7.
5. The machine-side control box (5),
the machine side control box 5 is arranged in an engine room 14 of the ship, is respectively connected with the propulsion frequency converter 2 and the propulsion main controller 4, and is used for controlling the operation of the propulsion frequency converter 2 when the propulsion main controller 4 fails.
The utility model has the advantages that:
the utility model provides an electric propulsion's boats and ships, this boats and ships include: the device comprises a variable frequency motor 1, a propulsion frequency converter 2, a daily inverter 3, a propulsion main controller 4, a machine side control box 5, a first sub battery pack and a second sub battery pack; the variable frequency motor 1 is arranged in an engine room 14 of the ship and used for driving the ship to run; the propulsion frequency converter 2 is arranged in a power distribution room 13 of the ship; the daily inverter 3 is arranged in a power distribution room 13 of the ship, and the propulsion main controller 4 is arranged in a cab 10 of the ship; the machine side control box 5 is arranged in a cabin 14 of the ship; the first sub battery pack is arranged in a No. 1 battery cabin 11 of the ship; the second sub-battery set up in No. 2 battery compartment 12 of boats and ships through with each distributed arrangement of equipment, makes boats and ships occupation space reduce by a wide margin, make full use of the cabin space of boats and ships, and the shipment is gone into cabin nimble safety, and later maintenance is simple and convenient.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art will understand that: the technical solutions described in the foregoing embodiments may still be modified, or some technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention in its corresponding aspects.
Claims (10)
1. An electrically propelled watercraft, comprising:
the variable frequency motor is arranged in an engine room of the ship and used for driving the ship to run;
the propulsion frequency converter is arranged in a power distribution room of the ship; the input end of the propelling frequency converter is connected with the battery pack, and the output end of the propelling frequency converter is connected with the variable frequency motor and used for driving the variable frequency motor to work;
the daily inverter is arranged in a power distribution room of the ship, the input end of the daily inverter is connected with the battery pack, and the output end of the daily inverter is connected with a daily load of the ship and used for supplying power to the daily load of the ship;
the propulsion main controller is arranged in a cab of the ship, is respectively connected with the propulsion frequency converter and the daily inverter, and is used for controlling the operation of the propulsion frequency converter and the daily inverter;
and the machine side control box is arranged in an engine room of the ship, is respectively connected with the propulsion frequency converter and the propulsion main controller, and is used for controlling the propulsion frequency converter to operate when the propulsion main controller fails.
2. An electrically propelled watercraft according to claim 1, characterised in that:
the propulsion frequency converter comprises a first sub propulsion frequency converter and a second sub propulsion frequency converter, and the variable frequency motor comprises a first sub variable frequency motor and a second sub variable frequency motor; and the input ends of the two sub variable frequency motors are connected with the output ends of the two sub propulsion frequency converters in a one-to-one correspondence manner.
3. An electrically propelled watercraft according to claim 2, characterised in that:
the battery pack comprises a first sub battery pack and a second sub battery pack, and the output ends of the two battery packs are correspondingly connected with the input ends of the two sub propulsion frequency converters.
4. An electrically propelled watercraft according to claim 3, characterised in that:
and the first input end and the second input end of the daily inverter are respectively connected with the output ends of the first sub battery pack and the second sub battery pack and used for converting direct-current power supplies output by the two sub battery packs into sine waves.
5. An electrically propelled watercraft according to claim 4, characterised in that it further comprises: a high pressure tank;
the input end of the high-voltage box is connected with the output end of the battery pack, and the first output end of the high-voltage box is connected with the propulsion frequency converter; and the second output end of the high-voltage box is connected with the daily inverter.
6. An electrically propelled watercraft according to claim 5, characterised in that:
the high-pressure tank comprises a first sub high-pressure tank and a second sub high-pressure tank; the input end of the first sub-high-voltage box is connected with the output end of the first sub-battery pack, and the input end of the second sub-high-voltage box is connected with the output end of the second sub-battery pack.
7. An electrically propelled watercraft according to claim 4, characterised in that it further comprises: an alternating current distribution board;
the input end of the alternating current distribution board is connected with the daily inverter, and the output end of the alternating current distribution board is connected with the daily load of the ship and used for receiving the sine wave output by the daily inverter and transmitting the sine wave to the daily load of the ship.
8. An electrically propelled watercraft according to claim 1, characterised in that: the battery pack is provided with an input end for connecting with a shore-based charging pile; the shore-based charging pile is used for charging the battery pack.
9. An electrically propelled watercraft according to claim 5, characterised in that:
the propulsion main controller is connected with the high-pressure tank.
10. An electrically propelled watercraft according to claim 5, characterised in that it further comprises: a battery management system and an energy management system;
the battery management system is arranged in the high-voltage box and used for detecting the electric quantity of the battery pack in real time;
the energy management system is connected with the battery management system and used for acquiring the electric quantity values of the two battery packs and transmitting the electric quantity values to the daily inverter so that the daily inverter can select the battery pack with the high electric quantity value to supply power.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222330000.0U CN217969883U (en) | 2022-09-02 | 2022-09-02 | Electrically propelled watercraft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222330000.0U CN217969883U (en) | 2022-09-02 | 2022-09-02 | Electrically propelled watercraft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217969883U true CN217969883U (en) | 2022-12-06 |
Family
ID=84263085
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222330000.0U Active CN217969883U (en) | 2022-09-02 | 2022-09-02 | Electrically propelled watercraft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217969883U (en) |
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2022
- 2022-09-02 CN CN202222330000.0U patent/CN217969883U/en active Active
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