CN220809779U - Marine battery high-voltage box of new energy ship battery system - Google Patents
Marine battery high-voltage box of new energy ship battery system Download PDFInfo
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- CN220809779U CN220809779U CN202322812103.5U CN202322812103U CN220809779U CN 220809779 U CN220809779 U CN 220809779U CN 202322812103 U CN202322812103 U CN 202322812103U CN 220809779 U CN220809779 U CN 220809779U
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- 238000004891 communication Methods 0.000 claims abstract description 45
- 238000007599 discharging Methods 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 2
- 238000012544 monitoring process Methods 0.000 abstract description 3
- 230000003993 interaction Effects 0.000 abstract description 2
- 238000001514 detection method Methods 0.000 description 4
- 238000005070 sampling Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- HEZMWWAKWCSUCB-PHDIDXHHSA-N (3R,4R)-3,4-dihydroxycyclohexa-1,5-diene-1-carboxylic acid Chemical compound O[C@@H]1C=CC(C(O)=O)=C[C@H]1O HEZMWWAKWCSUCB-PHDIDXHHSA-N 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 239000000306 component Substances 0.000 description 1
- 239000008358 core component Substances 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Abstract
The utility model discloses a marine battery high-voltage box of a new energy ship battery system, which is characterized by comprising the following components: the battery management system, the high-voltage circuit structure and the low-voltage circuit structure are all arranged in the box body; the battery management system is electrically connected with the high-voltage circuit structure; the high-voltage circuit structure is electrically connected with the low-voltage circuit structure; the power interface is arranged at the front end of the box body and is electrically connected with the high-voltage circuit structure; the communication structure is arranged at the front end of the box body and is electrically connected with the circuit structure; the panel operation indicating device is arranged at the front end of the box body and is electrically connected with the low-voltage circuit structure. The device is a box body integrating monitoring, alarming and controlling, has comprehensive functions, and has good performance, reliability, safety and man-machine interaction.
Description
Technical Field
The utility model relates to the related technical fields of new energy ship batteries and the like, in particular to a ship battery high-voltage box of a new energy ship battery system.
Background
The new energy ship has the advantages of low energy consumption, zero pollution, low cost and the like, and becomes an important way for remedying the ship pollution and realizing energy conservation and emission reduction. In the new energy ship, the battery system is a core component of the power system, and the marine battery high-voltage box is one of main components of the battery system, so that the marine battery high-voltage box plays an indispensable role in the aspect of the power system of the new energy ship.
However, the existing battery high-voltage box does not have the functions of monitoring, alarming, controlling and the like, so that the safety performance of the battery high-voltage box is low.
Disclosure of utility model
In view of the above, an object of the present utility model is to provide a marine battery high-voltage tank of a new energy marine battery system, comprising:
The device comprises a box body, a battery management system, a high-voltage circuit structure, a power interface, a communication structure and panel operation indication equipment;
The battery management system, the high-voltage circuit structure and the low-voltage circuit structure are all arranged in the box body;
the battery management system is electrically connected with the high-voltage circuit structure;
The high-voltage circuit structure is electrically connected with the low-voltage circuit structure;
The power interface is arranged at the front end of the box body and is electrically connected with the high-voltage circuit structure;
The communication structure is arranged at the front end of the box body and is electrically connected with the low-voltage circuit structure;
the panel operation indicating device is arranged at the front end of the box body and is electrically connected with the low-voltage circuit structure.
The marine battery high-voltage box of the new energy marine battery system, wherein the power interface comprises: a battery cluster positive electrode interface, a battery cluster negative electrode interface, a charge-discharge positive electrode interface and a charge-discharge negative electrode interface; the battery cluster positive electrode interface, the battery cluster negative electrode interface, the charge-discharge positive electrode interface and the charge-discharge negative electrode interface are all arranged at the front end of the box body.
The marine battery high-voltage box of the new energy marine battery system, wherein the high-voltage circuit structure comprises: two isolating switches, a main relay, a fuse and a current sensor; the two isolating switches, the main relay, the fuse and the current sensor are all installed in the box body, the battery cluster positive electrode interface is connected with the charging and discharging positive electrode interface through one isolating switch, the main relay and the fuse, and the battery cluster negative electrode interface is connected with the charging and discharging negative electrode interface through the other isolating switch and the current sensor.
The marine battery high-voltage box of the new energy marine battery system, wherein the low-voltage circuit structure comprises: a cluster management module; the cluster management module is arranged in the box body and is electrically connected with the main relay and the current sensor.
The marine battery high-voltage box of the new energy marine battery system further comprises: a pre-charging relay and a pre-charging resistor; the pre-charging relay and the pre-charging resistor are both arranged in the box body, the pre-charging relay and the pre-charging resistor are connected in series to form a circuit, and the circuit is connected in parallel with the main relay.
The marine battery high-voltage box of the new energy marine battery system further comprises: a control relay; the control relay is installed in the box body, and the control relay is connected with the main relay in parallel.
The marine battery high-voltage box of the new energy marine battery system further comprises: two temperature sensors; the two temperature sensors are arranged at the rear end of the box body, and the two temperature sensors are electrically connected with the cluster management module.
The marine battery high-voltage box of the new energy ship battery system, wherein the communication structure comprises: an external communication interface, two internal communication interfaces; the external communication interface and the internal communication interfaces are arranged at the front end of the box body, and the external communication interface and the internal communication interfaces are electrically connected with the cluster management module.
The marine battery high-voltage tank of the new energy marine battery system, wherein the panel operation indicating device comprises: the power button, the input indicator lamp, the fault indicator lamp, the alarm buzzer, the internal scram button, the reset button and the resistance button; the power button, put into the pilot lamp, the trouble pilot lamp, alarm buzzer, interior scram button, reset button and resistance button all install in the front end of box, the power button, put into the pilot lamp the trouble pilot lamp alarm buzzer, interior scram button, reset button and resistance button all with cluster management module electricity is connected.
The marine battery high-voltage box of the new energy marine battery system further comprises: a main relay feeds back; the main relay feedback is arranged at the front end of the box body, and the main relay feedback is electrically connected with the cluster management module.
Compared with the prior art, the technical scheme has the following positive effects:
Through the application of the utility model, the marine battery high-voltage box of the new energy ship battery system is provided, and the high-voltage circuit structure and the low-voltage circuit structure are separated, so that the high-voltage circuit and the low-voltage circuit are kept with enough safety distance, and devices and wires are convenient to install. The device is a box body integrating monitoring, alarming and controlling, has comprehensive functions, and has good performance, reliability, safety and man-machine interaction.
Drawings
Fig. 1 is a front view of a marine battery high voltage tank of a new energy ship battery system of the present utility model.
Fig. 2 is a top view of a marine battery high voltage tank of the new energy ship battery system of the present utility model.
Fig. 3 is a circuit diagram of a marine battery high voltage tank of the new energy ship battery system of the present utility model.
1. A battery management system; 2. a high voltage circuit structure; 3. a low-voltage circuit structure; 4. a power interface; 5. a communication structure; 6. a panel operation indication device; 7. a case; 8. a battery cluster positive electrode interface; 9. a battery cluster negative electrode interface; 10. a charge-discharge positive electrode interface; 11. a charge-discharge negative electrode interface; 12. an isolating switch; 13. a main relay; 14. a fuse; 15. a current sensor; 16. a cluster management module; 17. pre-charging a resistor; 18. pre-charging a relay; 19. a control relay; 20. a temperature sensor; 21. an external communication interface; 22. an internal communication interface; 23. a power button; 24. putting in an indicator lamp; 25. a fault indicator light; 26. an alarm buzzer; 27. an internal scram button; 28. a reset button; 29. a resistance button; 30. and feeding back by the main relay.
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 3, there is shown a marine battery high voltage tank of a new energy ship battery system of a preferred embodiment, comprising: the battery management system comprises a box body 7, a battery management system 1, a high-voltage circuit structure 2, a low-voltage circuit structure 3, a power interface 4, a communication structure 5 and a panel operation indication device 6.
The battery management system 1, the high-voltage circuit structure 2 and the low-voltage circuit structure 3 are all arranged in the box body 7; the battery management system 1 is electrically connected with the high-voltage circuit structure 2; the high-voltage circuit structure 2 is electrically connected with the low-voltage circuit structure 3; the power interface 4 is arranged at the front end of the box body 7, and the power interface 4 is electrically connected with the high-voltage circuit structure 2; the communication structure 5 is arranged at the front end of the box body 7, and the communication structure 5 is electrically connected with the low-voltage circuit structure 3; the panel operation indication device 6 is mounted at the front end of the case 7, and the panel operation indication device 6 is electrically connected to the low-voltage circuit structure 3.
In the actual use process, the battery management system 1 is mainly used for measuring the total voltage, the current and the pre-charge voltage of the battery system, detecting signal input, controlling relay output and uploading equipment of alarm information; the high-voltage circuit structure 2 realizes the on-off and protection circuit of the high-voltage circuit; the circuit structure 3 realizes the on-off, protection and communication circuit of the secondary low-voltage loop; the power interface 4 part realizes the connection function of the battery pack end and the system busbar; the communication structure realizes the connection function of internal communication and external communication of the battery pack end; the panel operation indication device 6 indicates and the alarm device part realizes the running state display of the battery system.
The present utility model has the following embodiments based on the above description:
further, a marine battery high-voltage tank of a new energy ship battery system, wherein the power interface 4 comprises: a battery cluster positive electrode interface 8, a battery cluster negative electrode interface 9, a charge-discharge positive electrode interface 10 and a charge-discharge negative electrode interface 11; the battery cluster positive electrode interface 8, the battery cluster negative electrode interface 9, the charge-discharge positive electrode interface 10 and the charge-discharge negative electrode interface 11 are all arranged at the front end of the box body 7. Specifically, the battery cluster positive electrode interface 8 and the charge-discharge positive electrode interface 10 are orange interfaces, and the battery cluster negative electrode interface 9 and the charge-discharge negative electrode interface 11 are black interfaces, and have a key position foolproof function.
Further, a marine battery high-voltage tank of a new energy ship battery system, wherein the high-voltage circuit structure 2 includes: two isolating switches 12, a main relay 13, a fuse 14 and a current sensor 15; the two isolating switches 12, the main relay 13, the fuse 14 and the current sensor 15 are all arranged in the box body 7, the battery cluster anode interface 8 is connected with the charge and discharge anode interface 10 through the isolating switch 12, the main relay 13 and the fuse 14, and the battery cluster cathode interface 9 is connected with the charge and discharge cathode interface through the other isolating switch 12 and the current sensor 15. Specifically, the high-voltage circuit structure 2 is a main circuit, and the main circuit is provided with an isolating switch 12 and is connected to the bus bar of the marine battery system through the power interface 4, so that the emergency shutdown device is realized.
Further, a marine battery high-voltage tank of a new energy ship battery system, wherein the low-voltage circuit structure 3 includes: a cluster management module 16; the cluster management module 16 is mounted inside the case 7, and the cluster management module 16 is electrically connected to both the main relay 13 and the current sensor 15. Specifically, the circuit structure 3 is a secondary circuit, in which the cluster management module 16 mainly performs voltage detection, pre-charge detection and current detection, and controls the on/off of the relay according to the received on-load signal, and at the same time, collects an ambient temperature signal.
Further, a marine battery high-voltage tank of a new energy ship battery system, wherein further comprising: a precharge relay 18, a precharge resistor 17; the precharge relay 18 and the precharge resistor 17 are both installed inside the case 7, and the precharge relay 18 and the precharge resistor 17 are connected in series first and then in parallel to the main relay 13. Specifically, the pre-charging relay 18 is connected in series with the pre-charging resistor 17 and then connected in parallel with the main relay 13, and voltage detection is respectively provided at the front end and the rear end of the main contact of the main relay 13, so as to calculate the total voltage difference between the actual pre-charging voltage and the battery end, and when the voltage difference is smaller than 30V, the cluster management module 16 will open the pre-charging relay 18 and close the main relay 13, so that the battery system can be charged or discharged.
Further, a marine battery high-voltage tank of a new energy ship battery system, wherein further comprising: a control relay 19; the control relay 19 is installed inside the case 7, and the control relay 19 is connected in parallel with the main relay 13.
In a preferred embodiment, the feedback signal of the main relay 13 is connected to the cluster management module 16, when the main relay 13 is closed, the feedback signal is changed from normal open to normal closed, and if a thermal adhesion fault occurs in the main relay 13, the feedback signal of the main relay 13 is continuously in a normal open state, and the cluster management module 16 detects that the main relay 13 is abnormal closed, sends out an audible and visual alarm, and uploads fault information. Because the main relay 13 coil is energy-saving, the power is increased instantaneously only at the closing moment, the power is operated with low power consumption after the closing, and the contacts of the control relay 19 are connected in series into the main relay 13 coil in order to achieve the purpose of controlling the large relay by the small relay in consideration of the current carrying capacity of the cluster management module 16. Then, in order to ensure the accuracy and reliability of current sampling in the actual charging and discharging process, a current sensor 15 which is directly communicated with the cluster management module CAN is adopted, and since the current sensor 15 is powered by DC12V, a DCDC power supply is arranged to convert the DC power supply into the DC power supply.
Further, a marine battery high-voltage tank of a new energy ship battery system, wherein further comprising: two temperature sensors 20; two temperature sensors 20 are installed at the rear end of the case 7, and both temperature sensors 20 are electrically connected with the cluster management module 16. Specifically, two temperature sensors 20 are used to collect ambient temperature.
Further, a marine battery high-voltage box of a new energy ship battery system, wherein the communication structure 5 includes: an external communication interface 21, two internal communication interfaces 22; an external communication interface 21 and two internal communication interfaces 22 are mounted at the front end of the case 7, and the external communication interface 21 and the two internal communication interfaces 22 are electrically connected with the cluster management module 16. Specifically, one external communication interface 21 includes 4 sets of signals, 1 set of power signals being DC24V power, and 3 sets of communication signals being CAN communication, RS485 communication, and passive dry access signals. The purpose of the two internal communication interfaces 22 is to supply power and communicate with the battery pack in two ways, which belongs to the design of margin, wherein the two internal communication interfaces contain 5 groups of signals, 2 groups of power signals are used for supplying power to the sampling module and the safety module in the battery pack, and 3 groups of communication signals are used for the CAN communication of the sampling module, the CAN communication of the safety module and the alarm high-level signal.
Further, a marine battery high-voltage tank of a new energy marine battery system, wherein the panel operation instruction device 6 includes: a power button 23, a throw-in indicator lamp 24, a fault indicator lamp 25, an alarm buzzer 26, an internal scram button 27, a reset button 28, and a resistance button 29; the power button 23, the input indicator lamp 24, the fault indicator lamp 25, the alarm buzzer 26, the internal emergency stop button 27, the reset button 28 and the resistance button 29 are all installed at the front end of the box body 7, and the power button 23, the input indicator lamp 24, the fault indicator lamp 25, the alarm buzzer 26, the internal emergency stop button 27, the reset button 28 and the resistance button 29 are all electrically connected with the cluster management module 16. Specifically, when the power button 23 is pressed and external power is supplied to start the system, the main relay 13 is closed and the on-state indicator lamp 24 is turned on when no failure is detected. The fault indicator light 25 lights up when the battery management system detects any fault. The alarm buzzer 26 sounds when the secondary failure is included, and the reset button 28 is pressed to mute the sound. The internal emergency stop button 27 is used for an emergency shutdown system, and after the internal emergency stop button 27 is shot, the host electric appliance is immediately disconnected, so that the battery cluster and the charge-discharge interface are separated.
Further, a marine battery high-voltage tank of a new energy ship battery system, wherein further comprising: main relay feedback 30; the main relay feedback 30 is installed at the front end of the case 7, and the main relay feedback 30 is electrically connected with the cluster management module 16. Specifically, the main relay feedback 30 can feed back information of the main relay 13 through the cluster management module 16.
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 (10)
1. The utility model provides a new forms of energy ship battery system's marine battery high-voltage tank which characterized in that includes:
The device comprises a box body, a battery management system, a high-voltage circuit structure, a power interface, a communication structure and panel operation indication equipment;
The battery management system, the high-voltage circuit structure and the low-voltage circuit structure are all arranged in the box body;
the battery management system is electrically connected with the high-voltage circuit structure;
The high-voltage circuit structure is electrically connected with the low-voltage circuit structure;
The power interface is arranged at the front end of the box body and is electrically connected with the high-voltage circuit structure;
The communication structure is arranged at the front end of the box body and is electrically connected with the low-voltage circuit structure;
the panel operation indicating device is arranged at the front end of the box body and is electrically connected with the low-voltage circuit structure.
2. The marine battery high voltage tank of a new energy marine battery system of claim 1, wherein the power interface comprises: a battery cluster positive electrode interface, a battery cluster negative electrode interface, a charge-discharge positive electrode interface and a charge-discharge negative electrode interface; the battery cluster positive electrode interface, the battery cluster negative electrode interface, the charge-discharge positive electrode interface and the charge-discharge negative electrode interface are all arranged at the front end of the box body.
3. The marine battery high voltage tank of a new energy ship battery system according to claim 2, wherein the high voltage circuit structure comprises: two isolating switches, a main relay, a fuse and a current sensor; the two isolating switches, the main relay, the fuse and the current sensor are all installed in the box body, the battery cluster positive electrode interface is connected with the charging and discharging positive electrode interface through one isolating switch, the main relay and the fuse, and the battery cluster negative electrode interface is connected with the charging and discharging negative electrode interface through the other isolating switch and the current sensor.
4. A marine battery high voltage tank for a new energy ship battery system according to claim 3, wherein said circuit structure comprises: the cluster management module is arranged in the box body and is electrically connected with the main relay and the current sensor.
5. A marine battery high voltage tank for a new energy marine battery system as claimed in claim 3, further comprising: a pre-charging relay and a pre-charging resistor; the pre-charging relay and the pre-charging resistor are both arranged in the box body, the pre-charging relay and the pre-charging resistor are connected in series to form a circuit, and the circuit is connected in parallel with the main relay.
6. A marine battery high voltage tank for a new energy marine battery system as claimed in claim 3, further comprising: a control relay; the control relay is installed in the box body, and the control relay is connected with the main relay in parallel.
7. The marine battery high voltage tank of a new energy ship battery system of claim 4, further comprising: two temperature sensors; the two temperature sensors are arranged at the rear end of the box body, and the two temperature sensors are electrically connected with the cluster management module.
8. The marine battery high voltage tank of a new energy ship battery system of claim 4, wherein said communication structure comprises: an external communication interface, two internal communication interfaces; the external communication interface and the internal communication interfaces are arranged at the front end of the box body, and the external communication interface and the internal communication interfaces are electrically connected with the cluster management module.
9. The marine battery high voltage tank of a new energy ship battery system according to claim 4, wherein said panel operation indicating device comprises: the power button, the input indicator lamp, the fault indicator lamp, the alarm buzzer, the internal scram button, the reset button and the resistance button; the power button, put into the pilot lamp, the trouble pilot lamp, alarm buzzer, interior scram button, reset button and resistance button all install in the front end of box, the power button, put into the pilot lamp the trouble pilot lamp alarm buzzer, interior scram button, reset button and resistance button all with cluster management module electricity is connected.
10. The marine battery high voltage tank of a new energy ship battery system of claim 4, further comprising: a main relay feeds back; the main relay feedback is arranged at the front end of the box body, and the main relay feedback is electrically connected with the cluster management module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322812103.5U CN220809779U (en) | 2023-10-19 | 2023-10-19 | Marine battery high-voltage box of new energy ship battery system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322812103.5U CN220809779U (en) | 2023-10-19 | 2023-10-19 | Marine battery high-voltage box of new energy ship battery system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220809779U true CN220809779U (en) | 2024-04-19 |
Family
ID=90706163
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322812103.5U Active CN220809779U (en) | 2023-10-19 | 2023-10-19 | Marine battery high-voltage box of new energy ship battery system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220809779U (en) |
-
2023
- 2023-10-19 CN CN202322812103.5U patent/CN220809779U/en active Active
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