CN114649851A - Charging device for wireless charging of ship, ship and charging method - Google Patents
Charging device for wireless charging of ship, ship and charging method Download PDFInfo
- Publication number
- CN114649851A CN114649851A CN202210257033.9A CN202210257033A CN114649851A CN 114649851 A CN114649851 A CN 114649851A CN 202210257033 A CN202210257033 A CN 202210257033A CN 114649851 A CN114649851 A CN 114649851A
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- charging
- ship
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- transmitting unit
- transmitting
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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
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/0042—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
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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
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/80—Circuit arrangements or systems for wireless supply or distribution of electric power involving the exchange of data, concerning supply or distribution of electric power, between transmitting devices and receiving devices
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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
- H02J50/00—Circuit arrangements or systems for wireless supply or distribution of electric power
- H02J50/90—Circuit arrangements or systems for wireless supply or distribution of electric power involving detection or optimisation of position, e.g. alignment
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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
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/00032—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by data exchange
Abstract
The invention provides a charging device, a ship and a charging method for wireless charging of the ship, wherein the charging device comprises a mechanical follow-up unit arranged on a power supply carrier and a transmitting unit arranged on the mechanical follow-up unit; the mechanical follow-up unit comprises a sliding mechanism arranged along the edge of the power supply carrier, a mechanical arm fixed on the sliding mechanism and an adsorption mechanism fixed on the end face of the transmitting unit, the transmitting unit is fixed at the end part of the mechanical arm, and the mechanical follow-up unit is used for realizing butt joint operation and follow-up connection of the transmitting unit and the ship charging end; according to the invention, the mechanical follow-up unit can improve the wireless charging efficiency of the ship, reduce the control difficulty and improve the reliability and stability of the ship-shore wireless charging system.
Description
Technical Field
The invention belongs to the technical field of electric energy transmission, and particularly relates to a charging device for wireless charging of a ship, the ship and a charging method.
Background
The ship stays in the water charging process, the ship shaking amplitude is large, and how to ensure the stability of the coupling degree of the wireless charging device is always a difficult point of the wireless ship bank technology. The current mainstream ship-shore connection mode is generally based on a visual sensing or laser positioning alignment technology, so that the on-shore transmitting terminal equipment moves along with the ship receiving terminal equipment in the charging process; another way is the hawser mooring technique, represented by the watts zeyland corporation, to achieve relative shore stationarity. The ship-shore connection methods mostly adopt a mode of active following of the transmitting unit, have very high real-time performance and accuracy of ship-shore communication, or can only be used in a specific scene, or have complex alignment facilities, large mechanical output and high construction cost, and are not beneficial to the engineering popularization of a wireless ship-shore system.
Disclosure of Invention
The invention aims to provide a charging device, a ship and a charging method for ship wireless charging, so as to solve the technical problems of complex design, high cost and low reliability of the existing ship-shore connection method.
In order to solve the technical problems, the invention provides the following technical scheme:
in a first aspect, the present invention provides a charging device for wireless charging of a ship, where the charging device includes a mechanical following unit disposed on a power supply carrier, and a transmitting unit disposed on the mechanical following unit; the mechanical follow-up unit comprises a sliding mechanism arranged along the edge of the power supply carrier, a mechanical arm fixed on the sliding mechanism and an adsorption mechanism fixed on the end face of the transmitting unit, the transmitting unit is fixed at the end part of the mechanical arm, and the mechanical follow-up unit is used for realizing butt joint operation and follow-up connection of the transmitting unit and the ship charging end.
Optionally, a transmitting controller is further disposed on the transmitting unit, and the transmitting controller includes a first power conversion module, a first compensation network, a first control unit, and a first communication unit; the input end and the output end of the first electric energy conversion module are respectively connected with a commercial power supply and a first compensation network, the control end of the first electric energy conversion module is connected with a first control unit, and the first control unit is also connected with a first communication unit; the first compensation network is used for carrying out wireless power transmission with a ship charging end, and the first communication unit carries out wireless data interaction with a ship signal end.
Optionally, the adsorption mechanism is an electric vacuum chuck, and the electric vacuum chuck is connected to the first control unit.
Optionally, a visual sensing and identifying unit is further disposed on the transmitting unit.
Optionally, the sliding mechanism includes a base disposed along an edge of the power supply carrier, a sliding rail disposed on the base, a sliding block slidably disposed on the sliding rail, and a sliding platform fixed on the sliding block, and the mechanical arm is mounted on the sliding platform.
Optionally, the mechanical arm comprises at least two arm bodies.
In a second aspect, the present invention provides a charging method for a charging device for wirelessly charging a ship, including:
after the ship reaches a preset charging area, data interaction is carried out between the transmitting unit and a ship signal end;
when the transmitting unit receives a charging request, the transmitting unit is adjusted in the Y-axis direction through the sliding mechanism and in the X-axis direction and the Z-axis direction through the mechanical arm to complete the butt joint operation with a charging end of a ship;
after the butt joint operation is finished, the transmitting unit is connected with the ship charging end in an adsorption mode through the adsorption mechanism, and the sliding mechanism and the mechanical arm are kept in a passive following state;
and detecting the coupling degree according to the transmitting unit and the ship charging end, judging whether a preset charging condition is reached, and if the preset charging condition is reached, responding to a charging request by the transmitting unit and executing charging operation.
Optionally, if the preset charging condition is not reached, the docking operation is executed again, and the coupling degree detection is performed again until the preset charging condition is reached.
Optionally, after the transmitting unit receives the charging stop request, the transmitting unit responds to the charging stop request and executes a charging stop operation;
the adsorption mechanism stops working, the transmitting unit is disconnected with the ship charging end, and the sliding mechanism and the mechanical arm reset.
Optionally, the determining whether the preset charging condition is reached includes: the transmitting unit generates a preset charging voltage, the induced voltage of the ship charging end to the transmitting unit is detected, and if the induced voltage is within a preset voltage range, the coupling degree reaches a preset charging condition.
In a second aspect, the invention provides a ship, which includes a receiving unit disposed on an outer wall of the ship and an energy storage unit disposed inside the ship, wherein the energy storage unit is externally connected to the charging device through the receiving unit.
Optionally, the receiving unit further includes a receiving controller, where the receiving controller includes a second power conversion module, a second compensation network, a second control unit, and a second communication unit; the input end and the output end of the second electric energy conversion module are respectively connected with a second compensation network and an energy storage unit, the control end of the second electric energy conversion module is connected with a second control unit, and the second control unit is also connected with a second communication unit; the second compensation network is used for carrying out wireless electric energy transmission with a charging end of the charging device, and the first communication unit carries out wireless data interaction with a signal end of the charging device.
Optionally, a voltage detection module is arranged on the energy storage unit, and the voltage detection module is connected to the second control unit.
Optionally, a plurality of reference points for visual identification are arranged around the receiving unit.
Compared with the prior art, the invention has the beneficial effects that:
the invention provides a charging device, a ship and a charging method for ship wireless charging, wherein a mechanical follow-up unit can realize the butt joint of a transmitting unit and a receiving unit and can also realize passive follow-up connection, so that on one hand, the connection stability in the wireless charging process is ensured, and the charging efficiency and stability are ensured; on the other hand, adopt passive following mode, compare traditional initiative following mode, with low costs, the reliability is high, is favorable to the engineering popularization of wireless ship bank system.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
fig. 1 is a structural view of a charging device and a ship provided by an embodiment of the present invention;
FIG. 2 is a first block diagram of a sliding mechanism according to an embodiment of the present invention;
FIG. 3 is a second structural view of a sliding mechanism according to an embodiment of the present invention;
FIG. 4 is a schematic diagram of a connection between a receiving unit and a transmitting unit provided in an embodiment of the present invention;
fig. 5 is a flowchart of a charging method of the charging device according to the embodiment of the present invention;
FIG. 6 is a side view of a vessel provided by an embodiment of the present invention;
labeled in the figure as:
1. the device comprises a receiving unit, 2 a transmitting unit, 3 a mechanical follow-up unit, 4 a sliding mechanism, 41 a base, 42 a sliding rail, 43 a sliding block, 44 a sliding platform, 5 a mechanical arm, 6 an adsorption mechanism, 7 a reference point, 8 a ship and 9 a power supply carrier.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The first embodiment is as follows:
as shown in fig. 1, an embodiment of the present invention provides a charging device for wirelessly charging a ship, where the charging device includes a mechanical following unit 3 disposed on a power supply carrier 9, and a transmitting unit 2 disposed on the mechanical following unit 3; the mechanical follow-up unit 3 comprises a sliding mechanism 4 arranged along the edge of the power supply carrier 9, a mechanical arm 5 fixed on the sliding mechanism 4 and an adsorption mechanism 6 fixed on the end face of the transmitting unit 2, the transmitting unit 2 is fixed at the end part of the mechanical arm 5, and the mechanical follow-up unit 3 is used for realizing butt joint operation and follow-up connection of the transmitting unit 2 and the ship charging end.
In the embodiment, the adsorption mechanism 6 adopts an electric vacuum chuck which can conveniently carry out adsorption and disconnection operations; meanwhile, a visual sensing identification unit can be arranged on the transmitting unit 2, and the ship charging end can be searched through the visual sensing identification unit, so that the mechanical follow-up unit can drive the transmitting unit 2 to be in butt joint with the ship charging end conveniently.
As shown in fig. 2 to 3, the slide mechanism 4 includes a base 41 provided along the edge of the power supply carrier 9, a slide rail 42 provided on the base 41, a slider 43 slidably disposed on the slide rail 42, and a slide table 44 fixed to the slider 43, and the robot arm 5 is mounted on the slide table 44.
Since the slide mechanism 4 can adjust the launching unit only in the Y-axis direction, the robot arm includes at least two arm bodies, thereby satisfying the adjustment of the launching unit in the X-and Z-axis directions.
As shown in fig. 4, the transmitting unit 2 is further provided with a transmitting controller, and the transmitting controller includes a first electric energy conversion module, a first compensation network, a first control unit, and a first communication unit; the input end and the output end of the first electric energy conversion module are respectively connected with a commercial power supply and a first compensation network, the control end of the first electric energy conversion module is connected with a first control unit, and the first control unit is also connected with an electric vacuum chuck and a first communication unit; the first compensation network is used for carrying out wireless power transmission with a ship charging end, and the first communication unit carries out wireless data interaction with a ship signal end.
Example two:
as shown in fig. 5, based on the charging device of the first embodiment, an embodiment of the present invention provides a charging method for a charging device for wirelessly charging a ship, including the following steps:
1. after the ship reaches a preset charging area, the transmitting unit 2 and a ship signal end carry out data interaction; the data interaction comprises the interaction of mutual operation information such as handshake information and parameter information.
2. When the transmitting unit 2 receives a charging request, the transmitting unit 2 is adjusted in the Y-axis direction through the sliding mechanism 4 and in the X-axis and Z-axis directions through the mechanical arm 5 to complete the butt joint operation with the charging end of the ship;
3. after the butt joint operation is finished, the transmitting unit 2 and the ship charging end are connected in an adsorption mode through the adsorption mechanism 6, and the sliding mechanism 4 and the mechanical arm 5 are in a passive following state;
4. and detecting the coupling degree according to the transmitting unit 2 and the ship charging end, judging whether a preset charging condition is reached, and if the preset charging condition is reached, responding to a charging request by the transmitting unit 2 to execute charging operation.
And if the preset charging condition is not met, executing the docking operation again, and detecting the coupling degree again until the preset charging condition is met.
Judging whether the preset charging condition is reached comprises: the transmitting unit generates a preset charging voltage, the induced voltage of the ship charging end to the transmitting unit is detected, and if the induced voltage is within a preset voltage range, the coupling degree reaches a preset charging condition.
When the transmitting unit 2 receives the charging stop request, the transmitting unit 2 responds to the charging stop request and executes the charging stop operation; the adsorption mechanism 6 stops working, the emission unit 2 is disconnected with the ship charging end, and the sliding mechanism 4 and the mechanical arm 5 reset.
Example three:
based on the charging device of the first embodiment, the embodiment of the invention provides a ship, wherein the ship comprises a receiving unit arranged on the outer wall of the ship and an energy storage unit arranged in the ship, and the energy storage unit is externally connected with the charging device through the receiving unit.
The energy storage unit is provided with a voltage detection module, and the energy storage amount of the energy storage unit can be judged through the voltage detection module, so that a charging request is formulated and the charging request is stopped.
As shown in fig. 6, the receiving unit is provided at its periphery with a plurality of reference points for visual recognition, by which the docking operation with the charging device can be facilitated.
As shown in fig. 4, the receiving unit further includes a receiving controller, where the receiving controller includes a second power conversion module, a second compensation network, a second control unit, and a second communication unit; the input end and the output end of the second electric energy conversion module are respectively connected with the second compensation network and the energy storage unit, the control end of the second electric energy conversion module is connected with the second control unit, and the second control unit is also connected with the voltage detection module and the second communication unit; the second compensation network is used for carrying out wireless electric energy transmission with the charging end of the charging device, and the first communication unit carries out wireless data interaction with the signal end of the charging device.
The invention provides a charging device, a ship and a charging method for wireless charging of the ship, wherein the working principle of the charging device is divided into 4 stages:
and a communication establishing stage: when the ship 8 reaches a preset charging area, the receiving unit 1 and the transmitting unit 2 establish communication connection; the receiving unit 1 and the transmitting unit 2 perform interoperation information interaction such as handshake information and parameter information, and finish the interoperability judgment information interaction to enter a waiting charging stage.
A charging preparation stage: the receiving unit 1 initiates a charging request to the transmitting unit 2, and the mechanical follow-up unit 3 is used for follow-up connection, so that the actual operation requirement of wireless charging of the ship 8 is met. The transmitting unit 2 and the receiving unit 1 are fixed together by an adsorption mechanism 6 at the bottom of the transmitting unit 2, and the transmitting unit 2 performs a charging operation after receiving a charging request.
A charging process stage: the transmitting unit 2 responds to the charging request of the receiving unit 1 and executes the charging process until the charging is completed. In the charging process, the transmitting unit 2 and the receiving unit 1 keep information interaction, specifically, the receiving unit 1 sends charging information up at regular time, and the transmitting unit 2 replies control information according to the charging information.
And (3) a charging end stage: when the receiving unit 1 detects that the energy storage unit is full, a charging stopping request instruction is initiated, and the transmitting unit 2 responds to the stopping request and stops charging.
According to the invention, the mechanical follow-up unit 3 can realize the butt joint of the transmitting unit 2 and the receiving unit 1 and can also realize passive follow-up connection, so that on one hand, the connection stability in the wireless charging process is ensured, and the charging efficiency and stability are ensured; on the other hand, adopt passive following mode, compare traditional initiative following mode, with low costs, the reliability is high, is favorable to the engineering popularization of wireless ship bank system.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (14)
1. A charging device for wireless charging of a ship is characterized by comprising a mechanical follow-up unit arranged on a power supply carrier and a transmitting unit arranged on the mechanical follow-up unit; the mechanical follow-up unit comprises a sliding mechanism arranged along the edge of the power supply carrier, a mechanical arm fixed on the sliding mechanism and an adsorption mechanism fixed on the end face of the transmitting unit, the transmitting unit is fixed at the end part of the mechanical arm, and the mechanical follow-up unit is used for realizing butt joint operation and follow-up connection of the transmitting unit and the ship charging end.
2. The charging device for the wireless charging of the ship according to claim 1, wherein a transmitting controller is further arranged on the transmitting unit, and the transmitting controller comprises a first electric energy conversion module, a first compensation network, a first control unit and a first communication unit; the input end and the output end of the first electric energy conversion module are respectively connected with a commercial power supply and a first compensation network, the control end of the first electric energy conversion module is connected with a first control unit, and the first control unit is also connected with a first communication unit; the first compensation network is used for carrying out wireless power transmission with a ship charging end, and the first communication unit carries out wireless data interaction with a ship signal end.
3. The charging device for the wireless charging of the ship according to claim 2, wherein the suction mechanism is an electric vacuum chuck, and the electric vacuum chuck is connected to the first control unit.
4. The charging device for the wireless charging of the ship according to claim 1, wherein a visual sensing recognition unit is further arranged on the transmitting unit.
5. The charging device for the wireless charging of the ship according to claim 1, wherein the sliding mechanism comprises a base disposed along an edge of the power supply carrier, a sliding rail disposed on the base, a sliding block slidably disposed on the sliding rail, and a sliding platform fixed on the sliding block, and the mechanical arm is mounted on the sliding platform.
6. The charging device for the wireless charging of the ship according to claim 1, wherein the mechanical arm comprises at least two arms.
7. A charging method of a charging device for wirelessly charging a ship according to any one of claims 1 to 6, comprising:
after the ship reaches a preset charging area, data interaction is carried out between the transmitting unit and a ship signal end;
when the transmitting unit receives a charging request, the transmitting unit is adjusted in the Y-axis direction through the sliding mechanism and in the X-axis direction and the Z-axis direction through the mechanical arm to complete the butt joint operation with the charging end of the ship;
after the butt joint operation is finished, the transmitting unit is connected with the ship charging end in an adsorption mode through the adsorption mechanism, and the sliding mechanism and the mechanical arm are kept in a passive following state;
and detecting the coupling degree according to the transmitting unit and the ship charging end, judging whether a preset charging condition is reached, and if the preset charging condition is reached, responding to a charging request by the transmitting unit and executing charging operation.
8. The charging method of the charging device for the wireless charging of the ship as claimed in claim 7, wherein if the preset charging condition is not reached, the docking operation is performed again, and the coupling degree detection is performed again until the preset charging condition is reached.
9. The charging method of the charging device for the wireless charging of the ship according to claim 7, wherein when the transmitting unit receives the charging stop request, the transmitting unit performs the charging stop operation in response to the charging stop request;
the adsorption mechanism stops working, the transmitting unit is disconnected with the ship charging end, and the sliding mechanism and the mechanical arm reset.
10. The charging method of claim 7, wherein the determining whether the preset charging condition is met comprises: the transmitting unit generates a preset charging voltage, the induced voltage of the ship charging end to the transmitting unit is detected, and if the induced voltage is within a preset voltage range, the coupling degree reaches a preset charging condition.
11. A ship, characterized in that the ship comprises a receiving unit arranged on the outer wall of the ship and an energy storage unit arranged inside the ship, wherein the energy storage unit is externally connected with the charging device according to any one of claims 1-6 through the receiving unit.
12. The ship of claim 11, wherein the receiving unit further comprises a receiving controller, and the receiving controller comprises a second power conversion module, a second compensation network, a second control unit and a second communication unit; the input end and the output end of the second electric energy conversion module are respectively connected with a second compensation network and an energy storage unit, the control end of the second electric energy conversion module is connected with a second control unit, and the second control unit is also connected with a second communication unit; the second compensation network is used for carrying out wireless electric energy transmission with a charging end of the charging device, and the first communication unit carries out wireless data interaction with a signal end of the charging device.
13. A ship according to claim 12, characterized in that a voltage detection module is arranged on the energy storage unit, said voltage detection module being connected to the second control unit.
14. A vessel according to claim 11, wherein the receiving unit is provided with a plurality of reference points around its periphery for visual identification.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210257033.9A CN114649851A (en) | 2022-03-16 | 2022-03-16 | Charging device for wireless charging of ship, ship and charging method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210257033.9A CN114649851A (en) | 2022-03-16 | 2022-03-16 | Charging device for wireless charging of ship, ship and charging method |
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| Publication Number | Publication Date |
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| CN114649851A true CN114649851A (en) | 2022-06-21 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210257033.9A Pending CN114649851A (en) | 2022-03-16 | 2022-03-16 | Charging device for wireless charging of ship, ship and charging method |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115892360A (en) * | 2022-12-16 | 2023-04-04 | 广州远和船海研究院有限公司 | Wind power transportation ship and offshore wind power transportation method |
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2022
- 2022-03-16 CN CN202210257033.9A patent/CN114649851A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115892360A (en) * | 2022-12-16 | 2023-04-04 | 广州远和船海研究院有限公司 | Wind power transportation ship and offshore wind power transportation method |
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