CN115396257A - System and method for reducing battery data uploading busy degree of battery replacement station - Google Patents
System and method for reducing battery data uploading busy degree of battery replacement station Download PDFInfo
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L12/40143—Bus networks involving priority mechanisms
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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
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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
- H02J7/0013—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries acting upon several batteries simultaneously or sequentially
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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
- H02J7/0029—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with safety or protection devices or circuits
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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
- H02J7/0047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with monitoring or indicating devices or circuits
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L12/00—Data switching networks
- H04L12/28—Data switching networks characterised by path configuration, e.g. LAN [Local Area Networks] or WAN [Wide Area Networks]
- H04L12/40—Bus networks
- H04L12/40169—Flexible bus arrangements
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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Abstract
The invention relates to a system and a method for reducing battery data uploading busyness of a battery replacement station, comprising the following steps: the main controller is communicated with the plurality of cycle conversion devices through an address bus and a data bus, the cycle conversion devices are arranged in one-to-one correspondence with power battery bins of the battery replacement station, and the power battery bins are used for charging power batteries stored in the power battery bins; the cycle conversion device is used for receiving battery data reported by power batteries stored in corresponding power battery bins, distinguishing the emergency degree of the battery data, determining a target uploading bus from an address bus or a data bus according to the emergency degree of the battery data, and uploading the battery data to the main controller through the target uploading bus; the main controller is used for receiving the battery data uploaded by each period conversion device through the target uploading bus. The system improves the utilization rate of the data bus, and ensures the fluency of the data bus and the real-time monitoring of the main controller on the safety of the power battery in the power exchange station.
Description
Technical Field
The disclosure relates to the technical field of new energy batteries, in particular to a system and a method for reducing battery data uploading busy degree of a battery replacement station.
Background
In order to improve the convenience of the use of the electric automobile, the battery charging speed is very important, the charging time can be shortened by improving the battery charging speed, the use convenience is improved, however, the improvement of the charging speed still needs to be waited, and the problem still exists for the urgent user. The battery replacement station has been brought about, and the user can obtain the battery that charges from the battery replacement station, places the battery that the battery electric quantity was used up on this car at the battery replacement station and charges, supplies other users to change after the full charge to need not to wait for the battery to charge.
When the batteries are stored in the battery replacement station, the battery data are uploaded to increase the busyness of the battery replacement station bus. The bus is blocked due to the fact that the bus is too busy, so that battery data are wrong and even uploading fails, real-time data of the battery cannot be timely and accurately monitored by a station controller, and potential hazards are brought to the safety of the whole power station.
Disclosure of Invention
The invention aims to provide a system and a method for reducing battery data uploading busyness of a battery replacement station, and aims to solve the technical problems that battery data uploading amount is large in a relevant scene, and the safety of a battery cannot be timely and accurately monitored by station control.
In order to achieve the above object, in a first aspect of the embodiments of the present disclosure, a system for reducing battery data uploading busyness of a battery swap station is provided, where the system includes:
the power battery charging system comprises a main controller, a plurality of cycle conversion devices and a charging and discharging device, wherein the cycle conversion devices are in communication connection with the main controller through an address bus and a data bus, the cycle conversion devices are in one-to-one correspondence with power battery bins of a battery replacement station, and the power battery bins are used for charging power batteries stored in the power battery bins;
the cycle conversion device is used for receiving battery data reported by power batteries stored in corresponding power battery bins, distinguishing the emergency degree of the battery data, determining a target uploading bus from the address bus or the data bus according to the emergency degree of the battery data, and uploading the battery data to the main controller through the target uploading bus;
and the main controller is used for receiving the battery data uploaded by each period conversion device through the target uploading bus.
Preferably, the master controller is configured to assign a unique bus address to each of the cycle switching devices connected to the address bus, and correspondingly, the cycle switching device is configured to, when the urgency level of the battery data indicates that the battery data is urgent data, determine that the corresponding data bus is a target upload bus, and immediately upload the battery data to the master controller through the corresponding data bus; under the condition that the urgency degree of the battery data represents that the battery data is non-urgent data, determining that the corresponding address bus is a target uploading bus, and caching the battery data;
and the main controller is used for receiving the emergency data uploaded by the cycle conversion device through the corresponding data bus, polling according to the data uploading cycle and inquiring the cached battery data from the corresponding cycle conversion device according to the unique bus address.
Preferably, the main controller is configured to, in response to an action of storing a power battery in the power battery compartment, assign a unique bus address to each cycle conversion device connected to the address bus, where if the power battery is not loaded in the power battery compartment within a preset time period after the power battery is taken out, the unique bus address of the cycle conversion device corresponding to the power battery compartment is invalid, correspondingly, according to the data upload cycle polling, and query the cached battery data from the corresponding cycle conversion device according to the currently valid unique bus address.
Preferably, the master controller is configured to, when the number of the unique bus addresses changes, traverse the currently valid unique bus addresses of the cycle switching device, and determine the data upload cycle according to the number of the traversed currently valid unique bus addresses.
Preferably, the cycle switching device is configured to generate a tagged end frame after the buffered battery data is uploaded in the current data uploading cycle, so that the master controller polls the unique bus address corresponding to the next cycle switching device after receiving the tagged end frame.
In a second aspect of the embodiments of the present disclosure, a method for reducing battery data uploading busy degree of a battery swapping station is provided, where the method is applied to a system for reducing battery data uploading busy degree of a battery swapping station in any one of the first aspect, and the method includes:
the period conversion device receives battery data reported by power batteries stored in corresponding power battery bins, distinguishes the emergency degree of the battery data, determines a target uploading bus from the address bus or the data bus according to the emergency degree of the battery data, and uploads the battery data to the main controller through the target uploading bus, wherein the main controller is connected with a plurality of period conversion devices through the address bus and the data bus, the period conversion devices are arranged in one-to-one correspondence with the power battery bins of the battery swapping station, and the power battery bins are used for charging the power batteries stored in the period conversion devices;
and the main controller receives the battery data uploaded by each cycle conversion device through the target uploading bus.
Preferably, the method comprises:
the main controller gives a unique bus address to each cycle conversion device connected to the address bus;
correspondingly, the step of determining a target upload bus from the address bus or the data bus according to the urgency level of the battery data and uploading the battery data to the main controller through the target upload bus comprises:
under the condition that the urgency degree of the battery data represents that the battery data is urgent data, determining that the corresponding data bus is a target uploading bus, and immediately uploading the battery data to the main controller through the corresponding data bus;
under the condition that the urgency degree of the battery data represents that the battery data is non-urgent data, determining that the corresponding address bus is a target uploading bus, and caching the battery data;
the step of receiving, by the master controller, the battery data uploaded by each of the cycle switching devices through the target upload bus includes:
and the main controller receives the emergency data uploaded by the cycle conversion device through the corresponding data bus, polls according to the data uploading cycle, and inquires the cached battery data from the corresponding cycle conversion device according to the unique bus address.
Preferably, the step of the master controller giving a unique bus address to each of the cycle switching devices connected to the address bus comprises:
the main controller responds to the action of putting a power battery into the power battery warehouse, and gives a unique bus address to each cycle conversion device connected to the address bus, wherein if the power battery is not loaded into the power battery warehouse within a preset time after the power battery is taken out, the unique bus address of the cycle conversion device corresponding to the power battery warehouse is invalid;
correspondingly, the step of polling according to the data upload cycle and querying the corresponding cycle conversion device for the cached battery data according to the unique bus address includes: and polling according to the data uploading period, and inquiring the cached battery data from the corresponding period conversion device according to the current effective unique bus address.
Preferably, the method comprises:
and when the number of the unique bus addresses changes, the main controller traverses the currently effective unique bus addresses of the cycle switching device and determines the data uploading cycle according to the number of the traversed currently effective unique bus addresses.
Preferably, the method comprises:
and the cycle conversion device generates a marked end frame after the cached battery data is uploaded in the current data uploading cycle, so that the main controller polls the unique bus address corresponding to the next cycle conversion device after receiving the marked end frame.
The invention provides a system and a method for reducing battery data uploading busyness of a battery replacement station. Compared with the prior art, the method has the following beneficial effects:
the cycle conversion devices are respectively added between the main controller and the power battery compartment, the main controller is in communication connection with the cycle conversion devices through the address bus and the data bus, and battery data are uploaded to the main controller from the data bus or the address bus according to the urgency degree of the battery data, so that the problem that the data bus is too busy due to too many power batteries stored in the battery replacement station is solved. The concept of difference in time is realized, and the battery data are uploaded in batches, so that the utilization rate of a data bus is improved. The fluency of the data bus and the real-time monitoring of the station control on the safety of the battery in the station are ensured.
Additional features and advantages of the present disclosure will be set forth in the detailed description which follows.
Drawings
The accompanying drawings, which are included to provide a further understanding of the disclosure and are incorporated in and constitute a part of this specification, illustrate embodiments of the disclosure and together with the description serve to explain the disclosure, but do not constitute a limitation of the disclosure. In the drawings:
fig. 1 is a block diagram illustrating a system for reducing battery data upload busyness of a power conversion station according to an embodiment of the specification.
Fig. 2 is a flowchart illustrating a method for reducing battery data upload busyness of a charging station according to an embodiment of the specification.
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 following detailed description of specific embodiments of the present disclosure is provided in connection with the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present disclosure, are given by way of illustration and explanation only, not limitation.
In order to achieve the above object, the present disclosure provides a system for reducing the busy degree of battery data uploading of a battery swap station, and fig. 1 is a block diagram of a system for reducing the busy degree of battery data uploading of a battery swap station according to an embodiment of the specification. Referring to fig. 1, the system comprises:
the power battery charging system comprises a main controller, a plurality of cycle conversion devices and a charging and discharging device, wherein the cycle conversion devices are in communication connection with the main controller through an address bus and a data bus, the cycle conversion devices are in one-to-one correspondence with power battery bins of a battery replacement station, and the power battery bins are used for charging power batteries stored in the power battery bins;
the cycle switching device is used for receiving battery data reported by power batteries stored in corresponding power battery bins, distinguishing the emergency degree of the battery data, determining a target uploading bus from the address bus or the data bus according to the emergency degree of the battery data, and uploading the battery data to the main controller through the target uploading bus;
in the embodiment of the disclosure, the period conversion device can be programmed so as to adapt to data messages of vehicles of different vehicle types. After the data of different vehicles are compiled in the period conversion device, the power batteries of different vehicles are exchanged into the battery replacement station, the period conversion device can determine the vehicle type according to the characteristic messages of the vehicles, and further determine the data message type matched with the power batteries.
And the main controller is used for receiving the battery data uploaded by each period conversion device through the target uploading bus.
According to the system, the cycle conversion devices are respectively added between the main controller and the power battery compartment, the main controller is in communication connection with the cycle conversion devices through the address bus and the data bus, and battery data are uploaded to the main controller from the data bus or the address bus according to the urgency of the battery data, so that the problem that the data bus is too busy due to too many power batteries stored in the battery replacement station is solved. The concept of difference in time is realized, and the battery data are uploaded in batches, so that the utilization rate of a data bus is improved. The fluency of the data bus and the real-time monitoring of the station control on the safety of the battery in the station are ensured.
Preferably, the master controller is configured to assign a unique bus address to each of the cycle switching devices connected to the address bus, and correspondingly, the cycle switching device is configured to determine that the corresponding data bus is a target upload bus and immediately upload the battery data to the master controller through the corresponding data bus when the urgency of the battery data indicates that the battery data is urgent; under the condition that the urgency degree of the battery data represents that the battery data is non-urgent data, determining that the corresponding address bus is a target uploading bus, and caching the battery data;
the alarm and fault information is emergency data, and the electric quantity information, the battery capacity information and the like are non-emergency data.
And the main controller is used for receiving the emergency data uploaded by the cycle conversion device through the corresponding data bus, polling according to the data uploading cycle and inquiring the cached battery data from the corresponding cycle conversion device according to the unique bus address.
Therefore, the emergency data are uploaded in time, and the busy degree of the data bus can be reduced by polling and uploading the non-emergency data, so that the situations of frame loss and data bus blockage are avoided.
Preferably, the main controller is configured to, in response to an action of storing a power battery in the power battery compartment, assign a unique bus address to each cycle conversion device connected to the address bus, where if the power battery is not loaded into the power battery compartment within a preset time period after the power battery is taken out, the unique bus address of the cycle conversion device corresponding to the power battery compartment is invalid, and correspondingly, according to the data uploading cycle polling, query the cached battery data from the corresponding cycle conversion device according to the currently valid unique bus address.
In the embodiment of the disclosure, the main controller issues the query mode as a user-defined protocol. The protocol content includes issuing an address query.
Preferably, the master controller is configured to, when the number of the unique bus addresses changes, traverse the currently valid unique bus addresses of the cycle switching device, and determine the data upload cycle according to the number of the traversed currently valid unique bus addresses.
Preferably, the cycle switching device is configured to generate a tagged end frame after the buffered battery data is uploaded in the current data uploading cycle, so that the master controller polls the unique bus address corresponding to the next cycle switching device after receiving the tagged end frame.
Through experiments, the data bus busyness of the system is relatively stable and low, basically maintained at about 25%, the utilization rate of the data bus is very high compared with the prior art, and the situation that the data bus has a very high occupancy rate or does not have data is avoided. Therefore, the problem that the battery data of the power battery stored in the power battery bin of the battery replacement station is not uploaded stably is solved, and the reliability of data transmission is ensured.
Based on the same inventive concept, an embodiment of the present application further provides a method for reducing battery data uploading busy degree of a battery swap station, where the method is applied to a system for reducing battery data uploading busy degree of a battery swap station in any one of the foregoing embodiments, and the method includes:
in step S11, a cycle switching device receives battery data reported by power batteries stored in corresponding power battery compartments, and distinguishes the urgency of the battery data, determines a target upload bus from the address bus or the data bus according to the urgency of the battery data, and uploads the battery data to a main controller through the target upload bus, where the main controller is connected to multiple cycle switching devices through the address bus and the data bus, the cycle switching devices are set in one-to-one correspondence with the power battery compartments of a battery swapping station, and the power battery compartments are used to charge the power batteries stored therein;
in step S12, the master controller receives the battery data uploaded by each cycle conversion device through the target upload bus.
According to the method, the cycle conversion devices are respectively added between the main controller and the power battery compartment, the main controller is in communication connection with the cycle conversion devices through the address bus and the data bus, and the battery data are uploaded to the main controller from the data bus or the address bus according to the urgency of the battery data, so that the problem that the data bus is too busy due to too many power batteries stored in the battery replacement station is solved. The battery data are uploaded in batches by the time difference idea, and the utilization rate of the data bus is improved. The fluency of the data bus and the real-time monitoring of the station control on the safety of the battery in the station are ensured.
Preferably, the method comprises:
the main controller gives a unique bus address to each cycle conversion device connected to the address bus;
correspondingly, in step S11, the step of determining a target upload bus from the address bus or the data bus according to the urgency level of the battery data, and uploading the battery data to the host controller through the target upload bus includes:
under the condition that the urgency degree of the battery data represents that the battery data is urgent data, determining that the corresponding data bus is a target uploading bus, and immediately uploading the battery data to the main controller through the corresponding data bus;
under the condition that the urgency degree of the battery data represents that the battery data is non-urgent data, determining that the corresponding address bus is a target uploading bus, and caching the battery data;
in step S12, the step of receiving, by the master controller, the battery data uploaded by each cycle conversion device through the target upload bus includes:
and the main controller receives the emergency data uploaded by the cycle conversion device through the corresponding data bus, polls according to the data uploading cycle, and inquires the cached battery data from the corresponding cycle conversion device according to the unique bus address.
Preferably, the step of the master controller giving a unique bus address to each of the cycle switching devices connected to the address bus comprises:
the main controller responds to the action of putting a power battery into the power battery warehouse and gives a unique bus address to each cycle conversion device connected to the address bus, wherein if the power battery is not installed in the power battery warehouse within a preset time after the power battery is taken out, the unique bus address of the cycle conversion device corresponding to the power battery warehouse is invalid;
correspondingly, the step of polling according to the data uploading cycle and querying the cached battery data from the corresponding cycle conversion device according to the unique bus address includes: and inquiring the cached battery data from the corresponding cycle conversion device according to the current effective unique bus address according to the data uploading cycle polling.
Preferably, the method comprises:
and when the number of the unique bus addresses changes, the main controller traverses the currently effective unique bus addresses of the cycle switching device, and determines the data uploading cycle according to the number of the traversed currently effective unique bus addresses.
Preferably, the method comprises:
and the cycle conversion device generates a marked end frame after the cached battery data is uploaded in the current data uploading cycle, so that the master controller polls the unique bus address corresponding to the next cycle conversion device after receiving the marked end frame.
The preferred embodiments of the present disclosure have been described in detail with reference to the accompanying drawings, however, the present disclosure is not limited to the specific details of the above embodiments, and various changes, modifications, substitutions and alterations can be made to the embodiments within the technical spirit of the present disclosure, and all of them fall within the scope of the present disclosure.
It should be noted that the various technical features described in the above embodiments can be combined in any suitable way without contradiction, and should also be regarded as the disclosure of the present disclosure, and various possible combinations are not further described in order to avoid unnecessary repetition. The technical scope of the present application is not limited to the contents of the specification, and must be determined according to the scope of the claims.
Claims (10)
1. A system for reducing battery data uploading busyness of a battery swapping station is characterized by comprising:
the power battery charging system comprises a main controller, a plurality of cycle conversion devices and a charging and discharging device, wherein the cycle conversion devices are in communication connection with the main controller through an address bus and a data bus, the cycle conversion devices are in one-to-one correspondence with power battery bins of a battery replacement station, and the power battery bins are used for charging power batteries stored in the power battery bins;
the cycle switching device is used for receiving battery data reported by power batteries stored in corresponding power battery bins, distinguishing the emergency degree of the battery data, determining a target uploading bus from the address bus or the data bus according to the emergency degree of the battery data, and uploading the battery data to the main controller through the target uploading bus;
and the main controller is used for receiving the battery data uploaded by each period conversion device through the target uploading bus.
2. The system according to claim 1, wherein the master controller is configured to assign a unique bus address to each of the cycle switching devices connected to the address bus, and accordingly, the cycle switching devices are configured to, in a case where the urgency level of the battery data indicates that the battery data is urgent, determine that the corresponding data bus is a target upload bus, and immediately upload the battery data to the master controller through the corresponding data bus; under the condition that the urgency degree of the battery data represents that the battery data is non-urgent data, determining that the corresponding address bus is a target uploading bus, and caching the battery data;
the main controller is used for receiving the emergency data uploaded by the cycle conversion device through the corresponding data bus, polling according to a data uploading cycle, and inquiring the cached battery data from the corresponding cycle conversion device according to the unique bus address.
3. The system according to claim 2, wherein the main controller is configured to, in response to an action of storing a power battery in the power battery compartment, assign a unique bus address to each cycle switching device connected to the address bus, where if the power battery is not loaded into the power battery compartment within a preset time period after the power battery is taken out, the unique bus address of the cycle switching device corresponding to the power battery compartment is disabled, and accordingly, according to the data uploading cycle polling, the cached battery data is queried for the corresponding cycle switching device according to the currently valid unique bus address.
4. The system of claim 3, wherein the master controller is configured to traverse the currently valid unique bus addresses of the cycle switching device when the number of unique bus addresses changes, and determine the data upload cycle according to the traversed number of currently valid unique bus addresses.
5. The system according to any one of claims 2 to 4, wherein the cycle switching device is configured to generate a tagged end frame after the buffered battery data is uploaded in a current data uploading cycle, so that the master controller polls the unique bus address corresponding to a next cycle switching device after receiving the tagged end frame.
6. A method for reducing battery swapping station battery data uploading busyness is applied to the system for reducing battery swapping station battery data uploading busyness in any one of claims 1-5, and the method comprises the following steps:
the period conversion device receives battery data reported by power batteries stored in corresponding power battery bins, distinguishes the emergency degree of the battery data, determines a target uploading bus from the address bus or the data bus according to the emergency degree of the battery data, and uploads the battery data to the main controller through the target uploading bus, wherein the main controller is connected with a plurality of period conversion devices through the address bus and the data bus, the period conversion devices are arranged in one-to-one correspondence with the power battery bins of the battery swapping station, and the power battery bins are used for charging the power batteries stored in the period conversion devices;
and the main controller receives the battery data uploaded by each cycle conversion device through the target uploading bus.
7. The method of claim 6, wherein the method comprises:
the main controller gives a unique bus address to each cycle conversion device connected to the address bus;
correspondingly, the step of determining a target upload bus from the address bus or the data bus according to the urgency of the battery data and uploading the battery data to the main controller through the target upload bus includes:
under the condition that the urgency degree of the battery data represents that the battery data is urgent data, determining that the corresponding data bus is a target uploading bus, and immediately uploading the battery data to the main controller through the corresponding data bus;
under the condition that the urgency degree of the battery data represents that the battery data is non-urgent data, determining that the corresponding address bus is a target uploading bus, and caching the battery data;
the step of receiving, by the master controller, the battery data uploaded by each of the cycle switching devices through the target upload bus includes:
and the main controller receives the emergency data uploaded by the cycle conversion device through the corresponding data bus, polls according to the data uploading cycle and inquires the cached battery data from the corresponding cycle conversion device according to the unique bus address.
8. The method of claim 7, wherein the step of said master controller assigning a unique bus address to each of said cycle switching devices connected on said address bus comprises:
the main controller responds to the action of putting a power battery into the power battery warehouse and gives a unique bus address to each cycle conversion device connected to the address bus, wherein if the power battery is not installed in the power battery warehouse within a preset time after the power battery is taken out, the unique bus address of the cycle conversion device corresponding to the power battery warehouse is invalid;
correspondingly, the step of polling according to the data uploading cycle and querying the cached battery data from the corresponding cycle conversion device according to the unique bus address includes: and inquiring the cached battery data from the corresponding cycle conversion device according to the current effective unique bus address according to the data uploading cycle polling.
9. The method of claim 8, wherein the method comprises:
and when the number of the unique bus addresses changes, the main controller traverses the currently effective unique bus addresses of the cycle switching device, and determines the data uploading cycle according to the number of the traversed currently effective unique bus addresses.
10. A method according to any one of claims 7-9, characterized in that the method comprises:
and the cycle conversion device generates a marked end frame after the cached battery data is uploaded in the current data uploading cycle, so that the main controller polls the unique bus address corresponding to the next cycle conversion device after receiving the marked end frame.
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6535941B1 (en) * | 1999-11-08 | 2003-03-18 | International Business Machines Corporation | Method and apparatus for avoiding data bus grant starvation in a non-fair, prioritized arbiter for a split bus system with independent address and data bus grants |
| CN105988968A (en) * | 2015-03-18 | 2016-10-05 | 瑞萨电子株式会社 | Semiconductor device |
| CN107171918A (en) * | 2017-04-26 | 2017-09-15 | 成都成电光信科技股份有限公司 | Support the messaging method in the GJB289A bus modules of priority |
| CN113094321A (en) * | 2021-04-30 | 2021-07-09 | 中煤科工集团重庆研究院有限公司 | RS485 bus communication method based on group call and time slot allocation |
| CN115065573A (en) * | 2022-05-20 | 2022-09-16 | 杭州高特电子设备股份有限公司 | CAN bus time-sharing multiplexing-based battery management system communication method |
-
2022
- 2022-10-31 CN CN202211341339.9A patent/CN115396257A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6535941B1 (en) * | 1999-11-08 | 2003-03-18 | International Business Machines Corporation | Method and apparatus for avoiding data bus grant starvation in a non-fair, prioritized arbiter for a split bus system with independent address and data bus grants |
| CN105988968A (en) * | 2015-03-18 | 2016-10-05 | 瑞萨电子株式会社 | Semiconductor device |
| CN107171918A (en) * | 2017-04-26 | 2017-09-15 | 成都成电光信科技股份有限公司 | Support the messaging method in the GJB289A bus modules of priority |
| CN113094321A (en) * | 2021-04-30 | 2021-07-09 | 中煤科工集团重庆研究院有限公司 | RS485 bus communication method based on group call and time slot allocation |
| CN115065573A (en) * | 2022-05-20 | 2022-09-16 | 杭州高特电子设备股份有限公司 | CAN bus time-sharing multiplexing-based battery management system communication method |
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