CN115295900A - AC power supply Chi Zong forming and controlling method - Google Patents
AC power supply Chi Zong forming and controlling method Download PDFInfo
- Publication number
- CN115295900A CN115295900A CN202211124759.1A CN202211124759A CN115295900A CN 115295900 A CN115295900 A CN 115295900A CN 202211124759 A CN202211124759 A CN 202211124759A CN 115295900 A CN115295900 A CN 115295900A
- Authority
- CN
- China
- Prior art keywords
- alternating current
- controller
- mode
- direct current
- pole
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Images
Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/4207—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells for several batteries or cells simultaneously or sequentially
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L58/00—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles
- B60L58/10—Methods or circuit arrangements for monitoring or controlling batteries or fuel cells, specially adapted for electric vehicles for monitoring or controlling batteries
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
-
- 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
- H02J7/02—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from ac mains by converters
- H02J7/04—Regulation of charging current or voltage
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
- H01M2010/4271—Battery management systems including electronic circuits, e.g. control of current or voltage to keep battery in healthy state, cell balancing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M10/00—Secondary cells; Manufacture thereof
- H01M10/42—Methods or arrangements for servicing or maintenance of secondary cells or secondary half-cells
- H01M10/425—Structural combination with electronic components, e.g. electronic circuits integrated to the outside of the casing
- H01M2010/4278—Systems for data transfer from batteries, e.g. transfer of battery parameters to a controller, data transferred between battery controller and main controller
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01M—PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY
- H01M2220/00—Batteries for particular applications
- H01M2220/20—Batteries in motive systems, e.g. vehicle, ship, plane
-
- 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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Electrochemistry (AREA)
- General Chemical & Material Sciences (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Life Sciences & Earth Sciences (AREA)
- Sustainable Development (AREA)
- Sustainable Energy (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention provides a method for forming and controlling an alternating current power supply Chi Zong. The alternating current power battery assembly includes: battery module, alternating current-direct current controller and BMS controller. The battery module sets up in the battery box, and the outside of battery box is provided with two at least terminals. The AC-DC controller is arranged in the battery box, a third connecting end of the AC-DC controller is connected with one of the two binding posts, and a fourth connecting end of the AC-DC controller is connected with the other binding post. The BMS controller is arranged in the battery box body. This application is through setting up BNS controller, alternating current-direct current controller in the battery assembly for one of the terminal in the alternating current-direct current controller forms the total positive pole or reserves total positive pole of alternating current power Chi Zong assembly, and another terminal post becomes the total negative pole or reserves total negative pole of alternating current power battery assembly. The arrangement enables the battery assembly to directly receive alternating current or direct current without using complex structures such as an inverter.
Description
Technical Field
The invention relates to the technical field of vehicle batteries, in particular to a method for forming and controlling alternating current power supply Chi Zong.
Background
The power battery is used as a key core part of the new energy automobile, and the structure integration performance is very important. The current mainstream battery assembly scheme is a direct current power battery assembly, which can only input or output direct current and mainly has two problems: 1. the household alternating current charging network cannot be used for directly supplying power, an alternating current-direct current conversion joint is needed, and structural redundancy exists; 2. at present, motors in the industry are mainly alternating current motors, cannot be directly connected with batteries, and need to use complex structures such as inverters.
Disclosure of Invention
The invention mainly aims to provide a method for controlling an alternating current power supply Chi Zong, which aims to solve the problem that a motor in the prior art is mainly an alternating current motor and cannot be directly connected with a battery.
To achieve the above object, according to one aspect of the present invention, there is provided an ac power supply Chi Zong comprising: the battery module is arranged in the battery box body, and at least two binding posts are arranged outside the battery box body; the alternating current-direct current controller is arranged in the battery box body, a first connecting end of the alternating current-direct current controller is connected with a total anode of the battery module, a second connecting end of the alternating current-direct current controller is connected with a total cathode of the battery module, a third connecting end of the alternating current-direct current controller is connected with one of the two binding posts, and a fourth connecting end of the alternating current-direct current controller is connected with the other binding post; BMS controller, BMS controller set up in the battery box, and BMS controller and alternating current-direct current controller communicate to control alternating current-direct current controller and switch to the target mode, so that one of two terminals forms the total positive pole or reserves total positive pole that alternating current power electricity Chi Zong becomes, and another terminal becomes the total negative pole or reserves total negative pole of alternating current power battery assembly.
Further, be provided with the alternating current-direct current converting line in the alternating current-direct current controller, the alternating current-direct current controller passes through the alternating current-direct current converting line and is connected with total positive pole, the total negative pole of battery module to and the alternating current-direct current controller passes through the alternating current-direct current converting line and is connected with two at least terminal connections of battery box outside, and the BMS controller communicates with the alternating current-direct current controller to control the alternating current-direct current converting line and switch to the target position, so that the alternating current-direct current controller carries out the target mode.
Further, the two wiring posts comprise an output left pole and an output right pole, the target position comprises a first position, a second position, a third position and a fourth position, the target mode comprises a first mode, a second mode, a third mode and a fourth mode, and when the alternating current-direct current conversion line is switched to the first position, the second position, the third position and the fourth position, the alternating current-direct current conversion line respectively corresponds to the first mode, the second mode, the third mode and the fourth mode of the alternating current-direct current controller.
Further, when the alternating current-direct current conversion line is controlled to be switched to the first position, the left pole is output to be the total negative pole formed by the alternating current power supply Chi Zong, and the right pole is output to be the total positive pole formed by the alternating current power supply Chi Zong; when the alternating current-direct current conversion line is controlled to be switched to the second position, the battery module is disconnected with the alternating current-direct current controller, the left output pole is a reserved total negative pole formed by alternating current power electricity Chi Zong, and the right output pole is a reserved total positive pole of the alternating current power battery assembly.
Further, when the alternating current-direct current conversion line is controlled to be switched to the third position, the left output pole is an overall positive pole formed by alternating current power electricity Chi Zong, and the right output pole is an overall negative pole formed by alternating current power electricity Chi Zong; when the alternating current-direct current conversion line is controlled to be switched to a fourth position, the battery module is disconnected with the alternating current-direct current controller, the left output pole is a reserved total anode formed by alternating current power electricity Chi Zong, and the right output pole is a reserved total cathode of the alternating current power battery assembly.
Further, the BMS controller communicates with the ac to dc controller to control the ac to dc conversion line to be switchable from the first position to the second position or the fourth position, and to control the ac to dc conversion line to be switchable from the third position to the fourth position or the second position.
Further, the switching frequency between the adjacent target patterns or the adjacent target positions is between 0.001 and 10000 Hz.
According to another aspect of the present invention, there is provided a method for controlling an ac power battery Chi Zong, the ac power battery assembly being the ac power battery assembly, the method comprising the steps of: receiving a current signal, the current signal including at least one of: alternating current signals, direct current signals; judging whether to convert the voltage direction according to the type of the current signal; if so, controlling the alternating current-direct current controller to switch to a target mode; detecting the condition that the AC/DC controller is switched to a target mode, and acquiring the state information of the high-voltage loop; and judging whether the high-voltage loop is normal or not based on the state information of the high-voltage loop, and controlling the AC-DC controller to stop working under the condition that the high-voltage loop is determined to be abnormal.
Further, controlling the ac/dc controller to switch to the target mode includes: and when the received current signal is a direct current signal and the voltage direction needs to be converted is determined, controlling the alternating current-direct current controller to switch according to the sequence of the first mode, the second mode and the third mode, or controlling the alternating current-direct current controller to switch according to the sequence of the third mode, the second mode and the first mode.
Further, the method further comprises: and under the condition that the received current signal is an alternating current signal and the voltage direction needs to be converted is determined, controlling the alternating current-direct current controller to switch according to the sequence of a first mode, a second mode, a third mode, a fourth mode and the first mode, or controlling the alternating current-direct current controller to switch according to the sequence of the third mode, the second mode, the first mode, the fourth mode and the third mode.
By applying the technical scheme of the invention, the BNS controller and the AC/DC controller are arranged in the battery assembly, so that the BNS controller carries out signal alternating current on the AC/DC controller according to the received current model, one of the binding posts in the AC/DC controller forms the total anode or the reserved total anode of the AC power electricity Chi Zong assembly, and the other binding post forms the total cathode or the reserved total cathode of the AC power battery assembly. The arrangement enables the battery assembly to directly receive alternating current or direct current without using complex structures such as an inverter.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the invention and not to limit the invention. In the drawings:
FIG. 1 shows a schematic diagram of a first embodiment of an AC powered power supply Chi Zong according to the present invention;
FIG. 2 shows a schematic diagram of a second embodiment of an AC powered power supply Chi Zong according to the present invention;
FIG. 3 shows a schematic diagram of a third embodiment of an AC powered power supply Chi Zong according to the present invention;
FIG. 4 shows a schematic diagram of a fourth embodiment of an AC powerplant Chi Zong according to the present invention;
FIG. 5 illustrates a flow chart of a first embodiment of a method of controlling an AC power battery assembly in accordance with the present invention;
FIG. 6 illustrates a flow chart of a second embodiment of a method of controlling an AC power battery assembly in accordance with the present invention.
Wherein the figures include the following reference numerals:
1. a battery module; 2. a high voltage wire harness; 3. a battery case; 4. an AC/DC controller; 5. outputting a left pole; 6. outputting a right pole; 7. an AC/DC conversion line; 8. and a BMS controller.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
It should be noted that the terms "first," "second," and the like in the description and claims of this application and in the drawings described above are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the terms so used are interchangeable under appropriate circumstances such that the embodiments of the application described herein are, for example, capable of operation in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, system, article, or apparatus that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed, but may include other steps or elements not expressly listed or inherent to such process, method, article, or apparatus.
Exemplary embodiments according to the present application will now be described in more detail with reference to the accompanying drawings. These exemplary embodiments may, however, be embodied in many different forms and should not be construed as limited to only the embodiments set forth herein. It is to be understood that these embodiments are provided so that this disclosure will be thorough and complete, and will fully convey the concept of the exemplary embodiments to those skilled in the art, in the drawings, it is possible to enlarge the thicknesses of layers and regions for clarity, and the same devices are denoted by the same reference numerals, and thus the description thereof will be omitted.
Referring to fig. 1-4, an ac powered power supply Chi Zong is provided according to an embodiment of the present application.
Specifically, an alternating current power supply Chi Zong comprises: battery module 1, alternating current-direct current controller 4 and BMS controller 8. The battery module 1 is arranged in the battery box body 3, and at least two binding posts are arranged outside the battery box body 3. The AC-DC controller 4 is arranged in the battery box body 3, a first connecting end of the AC-DC controller 4 is connected with a total positive electrode of the battery module 1, a second connecting end of the AC-DC controller 4 is connected with a total negative electrode of the battery module 1, a third connecting end of the AC-DC controller 4 is connected with one of the two binding posts, and a fourth connecting end of the AC-DC controller 4 is connected with the other binding post. The BMS controller 8 is arranged in the battery box body 3, the BMS controller 8 communicates with the AC/DC controller 4 to control the AC/DC controller 4 to switch to a target mode, so that one of the two binding posts forms an overall positive pole or a reserved overall positive pole of the AC power supply Chi Zong assembly, and the other binding post forms an overall negative pole or a reserved overall negative pole of the AC power supply assembly.
In this embodiment, the BNS controller and the ac/dc controller are arranged in the battery assembly, so that the BNS controller performs signal ac on the ac/dc controller according to the received current model, one of the binding posts in the ac/dc controller forms an overall positive electrode or a reserved overall positive electrode of the ac power supply Chi Zong assembly, and the other binding post forms an overall negative electrode or a reserved overall negative electrode of the ac power supply battery assembly. The arrangement enables the battery assembly to directly receive alternating current or direct current without using complex structures such as an inverter.
Further, an ac/dc conversion line 7 is arranged in the ac/dc controller 4, the ac/dc controller 4 is connected to the total positive electrode and the total negative electrode of the battery module 1 through the ac/dc conversion line 7, the ac/dc controller 4 is connected to at least two terminals outside the battery box 3 through the ac/dc conversion line 7, and the BMS controller 8 communicates with the ac/dc controller 4 to control the ac/dc conversion line 7 to switch to a target position, so that the ac/dc controller 4 executes a target mode. The battery box body in this embodiment comprises a battery module 1 and a high-voltage wire harness 2. The BNS controller can communicate with the AC/DC controller according to the received current information, so that the position of the AC/DC conversion line is changed, and the battery module can directly receive the AC current or the DC current.
Specifically, the two terminals include an output left pole 5 and an output right pole 6, the target positions include a first position, a second position, a third position and a fourth position, the target modes include a first mode, a second mode, a third mode and a fourth mode, and when the alternating current/direct current conversion line 7 is switched to the first position, the second position, the third position and the fourth position, the alternating current/direct current conversion line respectively corresponds to the first mode, the second mode, the third mode and the fourth mode of the alternating current/direct current controller 4. In this embodiment, the positions of the output left pole 5 and the output right pole 6 can be changed according to the received current information, so that the ac/dc controller 4 is changed into four modes, and the battery module can directly receive the ac current.
As shown in fig. 1 and 2, when the ac/dc conversion line 7 is controlled to switch to the first position, the output left pole 5 is the total negative pole of the ac power supply Chi Zong, and the output right pole 6 is the total positive pole of the ac power supply Chi Zong; when the alternating current-direct current conversion line 7 is controlled to be switched to the second position, the battery module 1 is disconnected with the alternating current-direct current controller 4, the output left pole 5 is a reserved total negative pole of the alternating current power battery assembly, and the output right pole 6 is a reserved total positive pole of the alternating current power battery assembly Chi Zong. The position of the alternating current-direct current conversion line 7 can be replaced according to the current mode, so that the working mode of the alternating current-direct current controller is changed, and the battery module can directly receive alternating current or direct current.
As shown in fig. 3 and 4, when the ac/dc conversion line 7 is controlled to switch to the third position, the output left pole 5 is the total positive pole of the ac power supply Chi Zong, and the output right pole 6 is the total negative pole of the ac power supply Chi Zong; when the alternating current-direct current conversion line 7 is controlled to be switched to the fourth position, the battery module 1 is disconnected with the alternating current-direct current controller 4, the output left pole 5 is a reserved total anode of the alternating current power battery assembly, and the output right pole 6 is a reserved total cathode of the alternating current power battery assembly Chi Zong. The position of the alternating current-direct current conversion line 7 can be replaced according to the current mode, so that the working mode of the alternating current-direct current controller is changed, and the battery module can directly receive alternating current or direct current.
Further, the BMS controller 8 communicates with the ac-dc controller 4 to control the ac-dc conversion line 7 to be switchable from the first position to the second position or the fourth position, and to control the ac-dc conversion line 7 to be switchable from the third position to the fourth position or the second position. The battery module can directly receive direct current or alternating current by switching the working mode according to the current information.
Specifically, the switching frequency between the adjacent target patterns or the adjacent target positions is between 0.001 and 10000 HZ. This arrangement prevents short-circuiting during position switching of the ac/dc conversion line 7.
In another embodiment of the present application, as shown in fig. 6, there is further provided a control method of an ac power battery Chi Zong, the ac power battery assembly being the ac power battery assembly, the method including the steps of: s01, receiving a current signal, wherein the current signal comprises at least one of the following components: alternating current signals, direct current signals; s02, judging whether to convert the voltage direction according to the type of the current signal; s03, if yes, controlling the AC/DC controller 4 to switch to a target mode; s04, acquiring state information of the high-voltage loop under the condition that the AC-DC controller 4 is detected to be switched to a target mode; s05, judging whether the high-voltage loop is normal or not based on the state information of the high-voltage loop; and S06, controlling the AC/DC controller 4 to stop working under the condition that the high-voltage circuit is determined to be abnormal. The embodiment can change the mode of the AC/DC controller according to the received current signal, so that the battery module can directly receive AC current or DC current.
As shown in fig. 5, controlling the ac/dc controller 4 to switch to the target mode includes: when the received current signal is a direct current signal and the voltage direction needs to be converted is determined, the alternating current/direct current controller 4 is controlled to switch according to the sequence of the first mode, the second mode and the third mode, or the alternating current/direct current controller 4 is controlled to switch according to the sequence of the third mode, the second mode and the first mode. In this embodiment, if the BNS controller determines that the signal is the dc mode signal, it needs to determine whether to switch the voltage direction: if not, then do not act; if it is necessary to switch the voltage direction, the first mode → the second mode → the third mode or the third mode → the second mode → the first mode is switched. And after conversion, keeping the voltage direction unchanged, and performing signal feedback monitoring on whether the high-voltage loop is normal by the BMS to quit control. The battery module can directly receive direct current or alternating current by switching the working mode according to the current information.
Further, the method further comprises: when the current signal is an alternating current signal and the voltage direction needs to be converted is determined, the alternating current/direct current controller 4 is controlled to switch according to the sequence of the first mode, the second mode, the third mode, the fourth mode and the first mode, or the alternating current/direct current controller 4 is controlled to switch according to the sequence of the third mode, the second mode, the first mode, the fourth mode and the third mode. In this embodiment, if the signal is an ac mode signal, the variation scheme of the ac voltage needs to be determined: the forward change order is switched in a cyclic order of first mode → second mode → third mode → fourth mode → first mode; the reverse change order is switched in a cyclic order of the third pattern → the second pattern → the first pattern → the fourth pattern → the third pattern. The frequency of the cycle is in accordance with the charge and discharge request. And the BMS performs signal feedback to monitor whether the high-voltage loop is normal or not, and exits from control. The battery module can directly receive direct current or alternating current by switching the working mode according to the current information.
For ease of description, spatially relative terms such as "above … …", "above … …", "above … … upper surface", "above", etc. may be used herein to describe the spatial positional relationship of one device or feature to other devices or features as shown in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
In addition to the foregoing, it should be noted that reference throughout this specification to "one embodiment," "another embodiment," "an embodiment," or the like, means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment described generally throughout this application. The appearances of the same phrase in various places in the specification are not necessarily all referring to the same embodiment. Further, when a particular feature, structure, or characteristic is described in connection with any embodiment, it is submitted that it is within the scope of the invention to effect such feature, structure, or characteristic in connection with other embodiments.
In the foregoing embodiments, the descriptions of the respective embodiments have respective emphasis, and for parts that are not described in detail in a certain embodiment, reference may be made to the related descriptions of other embodiments.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. 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 (10)
1. An alternating current power supply Chi Zong comprising:
the battery module (1) is arranged in a battery box body (3), and at least two binding posts are arranged outside the battery box body (3);
the alternating current and direct current controller (4) is arranged in the battery box body (3), a first connecting end of the alternating current and direct current controller (4) is connected with a total positive electrode of the battery module (1), a second connecting end of the alternating current and direct current controller (4) is connected with a total negative electrode of the battery module (1), a third connecting end of the alternating current and direct current controller (4) is connected with one of the two binding posts, and a fourth connecting end of the alternating current and direct current controller (4) is connected with the other binding post;
the BMS controller (8) is arranged in the battery box body (3), the BMS controller (8) is communicated with the AC/DC controller (4) to control the AC/DC controller (4) to be switched to a target mode, so that one of the two binding posts forms the total positive pole or the reserved total positive pole of the AC power supply Chi Zong assembly, and the other binding post forms the total negative pole or the reserved total negative pole of the AC power supply Chi Zong assembly.
2. The alternating current power supply Chi Zong according to claim 1, wherein an alternating current-direct current conversion line (7) is arranged in the alternating current-direct current controller (4), the alternating current-direct current controller (4) is connected with a total positive pole and a total negative pole of the battery module (1) through the alternating current-direct current conversion line (7), the alternating current-direct current controller (4) is connected with at least two binding posts outside the battery box (3) through the alternating current-direct current conversion line (7), and the BMS controller (8) is communicated with the alternating current-direct current controller (4) to control the alternating current-direct current conversion line (7) to be switched to a target position so that the alternating current-direct current controller (4) can execute the target mode.
3. The AC powered power Chi Zong as claimed in claim 2, wherein two said terminals include an output left pole (5) and an output right pole (6), said target positions include a first position, a second position, a third position and a fourth position, said target modes include a first mode, a second mode, a third mode and a fourth mode, and said AC/DC conversion line (7) when switched to said first position, said second position, said third position and said fourth position respectively corresponds to said first mode, said second mode, said third mode and said fourth mode of said AC/DC controller (4).
4. The AC powered power Chi Zong of claim 3,
when the alternating current-direct current conversion line (7) is controlled to be switched to the first position, the output left pole (5) is the total negative pole of the alternating current power supply Chi Zong, and the output right pole (6) is the total positive pole of the alternating current power supply Chi Zong;
when the alternating current-direct current conversion line (7) is controlled to be switched to the second position, the battery module (1) is disconnected with the alternating current-direct current controller (4), the output left pole (5) is a reserved total negative pole of the alternating current power battery assembly, and the output right pole (6) is a reserved total positive pole of the alternating current power battery assembly.
5. The AC powered power Chi Zong of claim 3 or 4,
when the alternating current-direct current conversion line (7) is controlled to be switched to the third position, the output left pole (5) is the total positive pole of the alternating current power supply Chi Zong, and the output right pole (6) is the total negative pole of the alternating current power supply Chi Zong;
when the alternating current-direct current conversion line (7) is controlled to be switched to the fourth position, the battery module (1) is disconnected with the alternating current-direct current controller (4), the output left pole (5) is a reserved total anode of the alternating current power battery assembly, and the output right pole (6) is a reserved total cathode of the alternating current power battery assembly.
6. The AC powered power Chi Zong as in claim 3, wherein said BMS controller (8) communicates with said AC to DC controller (4) to control said AC to DC conversion line (7) to be switchable from said first position to said second position or said fourth position and to control said AC to DC conversion line (7) to be switchable from said third position to said fourth position or second position.
7. The AC powered power supply Chi Zong as in claim 6, wherein the switching frequency between adjacent said target modes or adjacent said target locations is between 0.001 HZ and 10000 HZ.
8. A method of controlling an ac power supply Chi Zong, said ac power supply battery assembly being an ac power supply Chi Zong according to any of claims 1-7, said method comprising the steps of:
receiving a current signal, the current signal including at least one of: alternating current signals, direct current signals;
judging whether to convert the voltage direction according to the type of the current signal;
if yes, controlling the alternating current-direct current controller (4) to switch to the target mode;
detecting the condition that the alternating current-direct current controller (4) is switched to the target mode, and acquiring the state information of a high-voltage loop;
judging whether the high-voltage loop is normal or not based on the high-voltage loop state information;
and under the condition that the high-voltage loop is determined to be abnormal, controlling the alternating current-direct current controller (4) to stop working.
9. The method of claim 8, wherein controlling the ac/dc controller (4) to switch to the target mode comprises:
and under the condition that the received current signal is the direct current signal and the voltage direction needs to be converted is determined, controlling the alternating current/direct current controller (4) to switch according to the sequence of a first mode, a second mode and a third mode, or controlling the alternating current/direct current controller (4) to switch according to the sequence of the third mode, the second mode and the first mode.
10. The method of claim 9, further comprising:
and under the condition that the received current signal is the alternating current signal and the voltage direction needs to be converted is determined, controlling the alternating current/direct current controller (4) to switch according to the sequence of the first mode, the second mode, the third mode, the fourth mode and the first mode, or controlling the alternating current/direct current controller (4) to switch according to the sequence of the third mode, the second mode, the first mode, the fourth mode and the third mode.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211124759.1A CN115295900A (en) | 2022-09-15 | 2022-09-15 | AC power supply Chi Zong forming and controlling method |
| PCT/CN2023/089320 WO2024055586A1 (en) | 2022-09-15 | 2023-04-19 | Alternating-current power battery assembly and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211124759.1A CN115295900A (en) | 2022-09-15 | 2022-09-15 | AC power supply Chi Zong forming and controlling method |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN115295900A true CN115295900A (en) | 2022-11-04 |
Family
ID=83833788
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211124759.1A Pending CN115295900A (en) | 2022-09-15 | 2022-09-15 | AC power supply Chi Zong forming and controlling method |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN115295900A (en) |
| WO (1) | WO2024055586A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024055586A1 (en) * | 2022-09-15 | 2024-03-21 | 中国第一汽车股份有限公司 | Alternating-current power battery assembly and control method |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102832878B (en) * | 2012-09-03 | 2015-05-20 | 珠海英搏尔电气有限公司 | Controller assembly of alternating current motor |
| CN107264332A (en) * | 2017-07-25 | 2017-10-20 | 上海蔚来汽车有限公司 | Crossover sub for Vehicular charging, for the charging system to Vehicular charging |
| CN114256519B (en) * | 2021-11-30 | 2024-04-09 | 中国第一汽车股份有限公司 | Battery module loop control device and method, battery assembly and electric vehicle |
| CN114335767B (en) * | 2022-03-03 | 2022-05-31 | 徐州徐工新能源汽车有限公司 | Battery assembly, electric automobile, battery replacement station and charging method |
| CN115295900A (en) * | 2022-09-15 | 2022-11-04 | 中国第一汽车股份有限公司 | AC power supply Chi Zong forming and controlling method |
-
2022
- 2022-09-15 CN CN202211124759.1A patent/CN115295900A/en active Pending
-
2023
- 2023-04-19 WO PCT/CN2023/089320 patent/WO2024055586A1/en unknown
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2024055586A1 (en) * | 2022-09-15 | 2024-03-21 | 中国第一汽车股份有限公司 | Alternating-current power battery assembly and control method |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2024055586A1 (en) | 2024-03-21 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108377009B (en) | Power supply system | |
| CN100566113C (en) | Power inverter and the vehicle that is equipped with power inverter | |
| US11685267B2 (en) | Battery with a battery cell and method of operation thereof | |
| CN110190658A (en) | Use the vehicle-mounted DC charging circuit of traction drive component | |
| JP6044460B2 (en) | Vehicle power supply | |
| US10245959B2 (en) | Power converter system and method of manufacturing thereof | |
| US9960612B2 (en) | Charging and discharging system for a vehicle including a first fuse in the vehicle and a second fuse in a cable connected to the vehicle | |
| CN104508938A (en) | Charging/discharging device | |
| CN102300748B (en) | Interconnection housing for motor vehicle | |
| CN103532203B (en) | A kind of battery pack application node and matrix battery management system and implementation method | |
| CN106427580B (en) | Power-supply system | |
| JP2010259274A (en) | Charging pack for electric storage device | |
| AU2018404160B2 (en) | Modular power supply system | |
| JP2010273427A (en) | Power supply device for electric vehicles and battery pack | |
| US9537132B2 (en) | Battery having a plurality of battery modules arranged in battery strings, and method for operating the battery | |
| CN110854973A (en) | Charging station of electric automobile | |
| CN115295900A (en) | AC power supply Chi Zong forming and controlling method | |
| WO2015071722A1 (en) | Vehicle and charging and discharging system using vehicle | |
| CN111969708B (en) | Battery replacement station protection system and protection method | |
| CN115378061A (en) | Power battery control circuit, system and control method thereof | |
| CN220199086U (en) | Vehicle battery system and vehicle | |
| JP2018033269A (en) | Power supply controller for electric vehicle | |
| CN216545769U (en) | Online power supply and charging system and engineering machinery vehicle | |
| CN112297893A (en) | Discharging vehicle and vehicle charging system | |
| CN113500941B (en) | Charging device and charging pile |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination |