CN108011407A - Charging unit, charging system and information transferring method - Google Patents
Charging unit, charging system and information transferring method Download PDFInfo
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- CN108011407A CN108011407A CN201610938946.1A CN201610938946A CN108011407A CN 108011407 A CN108011407 A CN 108011407A CN 201610938946 A CN201610938946 A CN 201610938946A CN 108011407 A CN108011407 A CN 108011407A
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- charging unit
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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
-
- 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
- H02J7/34—Parallel operation in networks using both storage and other dc sources, e.g. providing buffering
- H02J7/342—The other DC source being a battery actively interacting with the first one, i.e. battery to battery charging
-
- 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
- H01M10/4257—Smart batteries, e.g. electronic circuits inside the housing of the cells or batteries
-
- 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
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
A kind of charging unit, including：First subtending port, the second subtending port and processing unit.The charging unit is connected in series to upper level charging unit by the first subtending port configuration, is further configured to transmit charging current and is sent first state information to upper level charging unit；The charging unit is connected in series to next stage charging unit by the second subtending port configuration, it is further configured to transmit charging current and receives the second status information from next stage charging unit, second status information is the status information of subordinate's charging unit of the charging unit；The processing unit is configured to determine to receive second status information, obtain the status information of the charging unit in itself, and the upward level-one charging unit of the first subtending port is caused to send the first state information, wherein, the first state information is the status information of second status information and/or the charging unit in itself.
Description
Technical field
The present invention relates to charging unit, more particularly, to the charging unit that can be cascaded and the charging unit that can be cascaded it
Between information transferring method.
Background technology
Traditional charging unit generally is equipped with single power supply adaptor, therefore, the electricity on to multiple charging units
, it is necessary to individually be equipped with power supply adaptor, power adaptation for each of multiple charging units in the case that pond is carried out at the same time charging
The quantity required of device is huge.Due to the limited amount of power supply adaptor, can not meet to the battery on each charging unit
Charging is carried out at the same time, therefore produces many inconvenience in practical applications.Therefore, it is necessary to can utilize a shared power adaptation
Device is carried out at the same time multiple charging units the charging unit of power supply.
What presence can use that a power supply adaptor be carried out at the same time multiple charging units power supply can cascaded charge
Device, but the charging unit can not transmit information between other charging unit/external equipments.Due to involved in charging process
The information such as charging unit firmware version information, battery charging state, charge mode, collection and control to these information can be real
Now the working status to charging unit and the charged state of battery are monitored, for realizing that more preferable charging effect is heavy to closing
Want.Therefore, it is necessary to the information transferring method between a kind of charging unit for being used to connect.Although there is series connection at present
The method of information transmission between device, however, due in existing method information transmission line be it is parallel, transmission line it is more and
Complexity, the information transmission being not particularly suited between charging unit.
The content of the invention
According to an aspect of the invention, there is provided a kind of charging unit cascaded, which includes the first order
Connecting port, the second subtending port and processing unit.Wherein, the charging unit is connected in the first subtending port configuration connects
Upper level charging unit is connected to, first subtending port is further configured to transmit charging current and is sent to upper level charging unit
First state information；The charging unit is connected in series to next stage charging unit by the second subtending port configuration, institute
State the second subtending port be further configured to transmit charging current and from next stage charging unit receive the second status information, described second
Status information is the status information of subordinate's charging unit of the charging unit；The processing unit is configured to determine described in reception
Second status information, obtains the status information of the charging unit in itself, and causes the upward level-one charging dress of the first subtending port
Put and send the first state information, wherein, the first state information is second status information and/or the charging dress
Put the status information of itself.
According to another aspect of the present invention, there is provided a kind of charging system, the charging system include multiple be connected in series
Charging unit.Wherein, each charging unit includes the first subtending port, the second subtending port and processing unit.The first order
The charging unit is connected in series to upper level charging unit by connecting port configuration, and first subtending port is further configured to pass
Pass charging current and send first state information to upper level charging unit；Second subtending port is configured the charging
Device is connected in series to next stage charging unit, and second subtending port is further configured to transmit charging current and is filled from next stage
Electric installation receives the second status information, and second status information is the state letter of subordinate's charging unit of the charging unit
Breath；The processing unit is configured to determine to receive second status information, obtains the status information of the charging unit in itself,
And cause the upward level-one charging unit of the first subtending port to send the first state information, wherein, the first state information
It is the status information of second status information and/or the charging unit in itself.
According to another aspect of the present invention, there is provided a kind of information transferring method being used between charging unit, wherein, institute
State and be connected in series between charging unit.Described information transmission method includes：The charging unit is received from next stage charging unit
Second status information, wherein, second status information is the status information of subordinate's charging unit of the charging unit；It is based on
Second status information produces first state information, wherein, the first state information be second status information and/or
The status information of the charging unit in itself；And send the first state information to upper level charging unit.
According to another aspect of the present invention, there is provided a kind of information transferring method for charging system, wherein, it is described to fill
Electric system includes multiple charging units being connected in series, and a charging unit in the multiple charging unit is as host, institute
Other charging units stated in multiple charging units include as slave, described information transmission method：Slave/the host is under
Level-one charging unit receives the second status information, wherein, second status information is subordinate's charging dress of the slave/host
The status information put；First state information is produced to the slave/host machine part based on second status information, wherein, institute
It is the status information of second status information and/or the slave/host in itself to state first state information；And it is described from
Machine/host sends the first state information to upper level charging unit/external control devices.
The scheme of above-mentioned aspect according to the present invention, can realize the cascade Connection between charging unit and information transmission, from
And allow to obtain the status information on charging unit in charging process and can control it.
Brief description of the drawings
Embodiments of the present invention is described in detail in conjunction with the accompanying drawings, above and other objects of the present invention, feature,
Advantage will become apparent, wherein：
Fig. 1 shows the functional block diagram of the exemplary configuration of charging unit according to the embodiment.
Fig. 2 (a) shows schematically being connected in series for charging unit according to the embodiment.
Fig. 2 (b) shows the left view of charging unit according to the embodiment.
Fig. 2 (c) shows the right view of charging unit according to the embodiment.
Fig. 3 is shown according to the embodiment to be sent out under processing unit control by the first subtending port and the second subtending port
Send/the schematic block diagram of receiving status information.
Fig. 4 is shown according to the embodiment to be sent out under processing unit control by the first subtending port and the second subtending port
Send/the schematic block diagram of receiving status information and control information.
Fig. 5 shows the functional block diagram of the exemplary configuration of charging unit according to another embodiment.
Fig. 6 shows the functional block diagram of the exemplary configuration of charging system according to the embodiment.
When Fig. 7 shows that the control information in charging system includes searching information, the exemplary process of host and slave
Sequence chart.
Fig. 8 is the functional block diagram of the exemplary configuration in charging system according to another embodiment.
Fig. 9 shows the flow chart of the information transferring method between charging unit according to the embodiment.
Figure 10 shows the flow chart of the information transferring method between charging unit according to another embodiment.
Figure 11 shows the flow chart of the information transferring method according to the embodiment for charging system.
Figure 12 shows the flow chart of the information transferring method for charging system according to another embodiment.
Embodiment
Describe below with reference to accompanying drawings between charging unit according to embodiments of the present invention, charging system and charging unit
Information transferring method.In the accompanying drawings, the same or similar reference number represents the same or similar element.It should be understood that：This
In the embodiment that describes be merely illustrative, and be not necessarily to be construed as limiting the scope of the invention.
According to an aspect of the present invention, there is provided a kind of charging unit, charging unit is described with reference to Fig. 1 to Fig. 5
Exemplary embodiment.
Fig. 1 shows the functional block diagram of the exemplary configuration of charging unit 100 according to the embodiment.As shown in Figure 1, fill
Electric installation 100 includes the first subtending port 110, the second subtending port 120 and processing unit 130.Specifically, the first subtending port
110 are used to charging unit 100 being connected in series to upper level charging unit, can also be used to transmit charging current and information.The
Two subtending ports 120 are used to charging unit 100 being connected in series to next stage charging unit, can also be used to transmit charging current
And information.Later in conjunction with Fig. 2 (a)-Fig. 2 (c) charging unit structure diagram to the first subtending port and the second subtending port
It is described in detail.
Fig. 2 (a) shows that charging unit 100 according to the embodiment is connected in series with the schematic of other charging units.Such as
Shown in Fig. 2 (a), charging unit 100 further includes charging slot 140, although being not shown, charging unit 100 can be with
Including electronic circuits such as power converting circuit, voltage/current detection circuit, regulator circuits.These can be by known in the art
Technology realize, since these electronic circuits are unrelated with the content of the embodiment of the present invention, omit herein its diagram and retouch
State.
Fig. 2 (b) and Fig. 2 (c) is respectively the left view and right view of charging unit 100 according to the embodiment, below in conjunction with
Fig. 2 (b) and Fig. 2 (c) specifically describes the first subtending port 110 of charging unit 100 and the structure of the second subtending port 120.Such as
Shown in Fig. 2 (b) and Fig. 2 (c), the first subtending port 110 and the second subtending port 120 are located at the both sides of charging unit 100, and
It can be connected in series respectively with upper level charging unit and next stage charging unit.That is, charging unit 100 can pass through the first order
Connecting port 110 is connected in series to the second subtending port of upper level charging unit, is connected in series to by the second subtending port 120
First subtending port of next stage charging unit.The mutual cooperation connection of subtending port, it is possible to achieve between multiple charging units
Be connected in series (being the example of 4 charging units connection in Fig. 2 (a)).
Specifically, as shown in the left view of the charging unit 100 of Fig. 2 (b), the first subtending port 110 includes being used to connect
Positive voltage (V+) and first component 111 from upper level charging unit receive information and for connect negative voltage (V-) and to
Upper level charging unit sends the second component 112 of information；As shown in the right view of the charging unit 100 of Fig. 2 (c), the second level
Connecting port 120 includes being used for first component 121, the Yi Jiyong for connecting positive voltage (V+) and sending information to next stage charging unit
In connection negative voltage (V-) and the second component 122 from next stage charging unit receive information.Component 111 described above,
112nd, 121,122 include inner ring contact and outer ring contacts respectively, and wherein inner ring contact is used to transmit the charging needed for charging unit
Electric current, outer ring contacts are used to transmit information between charging unit.Specifically, charging unit 110 passes through power adaptor interface
It is connected with power supply adaptor, and then obtains the electric energy needed for charging unit, then transmits charging electricity successively by each inner ring contact
Flow and form charge circuit；The outer ring contacts RX of the first component 111 of first subtending port 110 of charging unit 100 be used for from
Upper level charging unit receive information, the outer ring contacts TX of the second component 112 of the first subtending port 110 are used to fill to upper level
Electric installation sends information, and the outer ring contacts TX of the first component 121 of the second subtending port 120 is used to send out to next stage charging unit
Deliver letters breath, the outer ring contacts RX of the first component 122 of the second subtending port 120 is used for from next stage charging unit receive information.
Wherein, sending and receiving for the information between outer ring contacts can be realized by UART communications.
It should be understood that the structure of this example middle rank connecting port and configuration are merely illustrative, it is any that transmission charging can be provided
The structure of electric current and the interface of information is feasible, plug type connector, connector, wire connection terminal etc..
Fig. 1 is returned to, processing unit 130 carries out overall control to the information transmission between charging unit.Processing unit 130 is controlled
Charging unit processed sends first state information by the first subtending port 110 to upper level charging unit, is coupled by the second level
Mouth 120 receives the second status information from next stage charging unit.Described in detail below in conjunction with operations of the Fig. 3 to processing unit.
Fig. 3 show it is according to the embodiment under the control of processing unit 130 by the first subtending port 110 and the second cascade
The schematic block diagram of 120 send/receive status information of interface.Wherein, the firmware version information of status information including charging unit,
The system update information of charging unit, the charging status information of battery, the charge mode information etc. of charging unit.Specifically, shape
The content of state information can include message length, Status Type, transmission direction, state value, CRC check etc..
As shown in figure 3, under the control of processing unit 130, charging unit 100 can by the second subtending port 120 from
Next stage charging unit 100-b receives the second status information, can also be by the first subtending port 110 to upper level charging unit
100-a sends first state information.Specifically, processing unit 130 can determine to receive the second status information, wherein, this second
Status information is that subordinate's charging unit that charging unit 100 is received by the second subtending port 120 (fills note that subordinate charges
Put including the unshowned whole subordinates' charging units of charging unit 100-b and charging unit 100-b) status information.Processing is single
Member 130 can also obtain charging unit 100 status information of itself.Processing unit 130 can also be by charging unit 100 itself
Status information and/or first state information is used as by the second status information that the second subtending port 120 receives, and causes the
One subtending port 110 sends the first state information.
Fig. 1 is returned to, processing unit 130 carries out overall control to the information transmission between charging unit and further includes：Processing is single
Member 130 controls charging unit to receive the first control information from upper level charging unit by the first subtending port 110, passes through second
Subtending port 120 sends the second control information to next stage charging unit.Below in conjunction with operations of the Fig. 4 to processing unit specifically
It is bright.
Fig. 4 show it is according to the embodiment under the control of processing unit 130 by the first subtending port 110 and the second cascade
The schematic block diagram of 120 send/receive status information of interface and control information.Wherein, control information includes consolidating for charging unit
Part more newer command, charge mode change order, charging unit look-up command etc..Specifically, the content of control information can include
Message length, control command type, transmission direction, control command value, CRC check etc..
As shown in figure 4, under the control of processing unit 130, charging unit 130 can also pass through the first subtending port 110
The first control information is received from upper level charging unit 100-a, can also be charged and filled to next stage by the second subtending port 120
Put 100-b and send the second control information.Specifically, the first control information is to be directed to charging unit 100 and/or charging unit 100
Subordinate's charging unit (note that subordinate's charging unit includes charging unit 100-b and the unshowned wholes of charging unit 100-b
Subordinate's charging unit) control information.Processing unit 130 can also determine whether the first control information includes being directed to charging unit
The control information of 100 control information and/or subordinate's charging unit for charging unit 100.Processing unit 130 is used for producing
Second control information, wherein the second control information is the control information for the subordinate's charging unit for controlling charging unit 100.Processing is single
Member 403 further can send the second control information to next stage charging unit 100-b.
Fig. 5 shows the functional block diagram of the exemplary configuration of charging unit 200 according to another embodiment.Such as Fig. 5 institutes
Show, charging unit further includes external apparatus interface 250, and the first control letter is received for being externally controlled equipment (not shown)
Breath, and send the first state information to external control devices.
Specifically, external control devices includes desktop computer, portable computer, tablet computer, mobile phone etc..This reality
Apply in example, external apparatus interface can be that the wireless of the wireline interfaces such as Ethernet interface or internet, bluetooth etc. connects
Mouthful.Charging unit 200 is connected to by external control devices (not shown) by external apparatus interface 250, it is possible to achieve charging dress
Put the transmission of the information such as status information/control information between 200 and external control devices.Charging is filled by external control devices
Put 200 to be monitored and control, easy to the operation and use of charging unit.
According to another aspect of the present invention, there is provided a kind of charging system, charging system is described with reference to Fig. 6 to Fig. 9
Exemplary embodiment.
Fig. 6 shows the functional block diagram of the exemplary configuration of charging system 600 according to the embodiment.As shown in fig. 6, should
Charging system 600 includes 4 charging units (can be more or fewer), and multiple charging units are coupled by the first order
Mouth is connected to upper level charging unit, and next stage charging unit is connected to by the second subtending port.Above by reference to Fig. 1-
The structure of charging unit and configuration is described in Fig. 5, thus no longer to the charging unit 600-a in charging system 600,
600-b, 600-c and 600-d are described.
For the sake of clarity, a charging unit in multiple charging units (in this example, will be connected as host
The charging unit of high order end among charging unit is connected as host), other charging units in multiple charging units as from
Machine, i.e., be known as host 600-a, the first slave 600-b, the second slave 600-c and the 3rd slave by these charging units respectively
600-d。
In charging system 600, the charging unit as host sends the second control information by the second subtending port, leads to
Cross the second subtending port and receive the first control information, still, first state information is not sent by first order connecting port, do not passed through
First subtending port sends the first control information.That is, the charging unit 600-a as host is not coupled by the first order
Mouth 610-a sends first state information, does not pass through first order connecting port 610-a and receives the first control information.As filling for slave
The concrete operations of electric installation are identical with the function above with reference to the described charging units of Fig. 1-Fig. 5, therefore are not repeated.
When in charging system 600 only have a charging unit when can still work normally, i.e., the operation only charged without
Carry out the information transmission between charging unit.
Although illustrate only status information and control information in Fig. 6, and not to first state information and the second status information,
First control information and the second control information are specifically distinguished, it should be understood that status information includes first state information and the second shape
State information, control information include the first control information and the second control information.
The exemplary process that information in charging system 600 is transmitted is described below with reference to Fig. 7.
When Fig. 7 shows that control information in charging system 600 includes searching information, host 600 and slave 600-a,
The sequence chart of the exemplary process of 600-b, 600-c and 600-d.As shown in fig. 7, description host 600-a is obtained into three slaves
710th, the exemplary process of 720 and 730 attribute information, wherein attribute information include the firmware version information of charging unit, fill
Electrical slot specification information etc..
First, the processing unit 630-a of host 600-a, which is produced, is used to search the whole directly or being indirectly connected in series
The lookup information of slave, then processing unit 630-a this is sent to the first slave 600-b by the second subtending port 620-a and is looked into
Look for information.After first slave 600-b receives the lookup information by the first subtending port 610-b, its processing unit 630-b according to
The lookup information, the attribute information of the first slave 600-b is sent by the first subtending port 610-b to host 600-a.Then,
Host 600-a can store the attribute information of the first slave 600-b.
Then, the processing unit 630-b of the first slave 600-b is also looked into by the second subtending port 620-b by what is received
Information is looked for be sent to the second slave 600-c.After second slave 600-c receives the lookup information by the first subtending port 610-c,
Its processing unit 630-c according to the lookup information, by the first subtending port 610-c to the first slave 600-b send second from
The attribute information of machine 600-c.First slave 600-b receives the attribute of the second slave 600-c by the second subtending port 620-b
After information, the attribute information of the second slave 600-c is sent to host 600-a by the first subtending port 610-b.Then, host
600-a stores the attribute information of the second slave 600-c.
Then, the processing unit 630-c of the second slave 600-c is also looked into by the second subtending port 620-c by what is received
Information is looked for be sent to the 3rd slave 600-d.After 3rd slave 600-d receives the lookup information by the first subtending port 610-d,
Its processing unit 630-d according to the lookup information, by the first subtending port 610-d to the second slave 600-c send the 3rd from
The attribute information of machine 600-d.Second slave 600-c receives the attribute of the 3rd slave 600-d by the second subtending port 620-c
After information, the attribute information of the 3rd slave 600-d is sent to the first slave 600-b by the first subtending port 610-c.First from
After machine 600-b receives the attribute information of the 3rd slave 600-d by the second subtending port 620-b, pass through the first subtending port
610-b sends the attribute information of the 3rd slave 600-d to host 600-a.Then, categories of the host 600-a to the 3rd slave 600-d
Property information is stored.
Then, the processing unit 630-d of the 3rd slave 600-d also sends what is received by the second subtending port 620-d
Search information.Due to level-one charging unit in the absence of the 3rd slave 600-d, (such as 2 seconds) receive not within the predetermined time
To the attribute information sent from next stage charging unit, therefore its processing unit 630-d will produce level-one in the absence of indicating and fill
The feedback response message of electric installation.
Then, the processing unit 630-d of the 3rd slave 600-d also by the first subtending port 610-d to the second slave
600-c sends the feedback response message.Second slave 600-c receives the feedback response by the second subtending port 620-c to be believed
After breath, which is sent to the first slave 600-b by the first subtending port 610-c.First slave 600-b passes through
After second subtending port 620-b receives the feedback response message, sent by the first subtending port 610-b to host 600-a
The feedback response message.Then, the processing unit 630-a of host 600-a determines to receive the feedback response message, and thus judging should
Lookup processing has been completed.So far, host 600-a can know the quantity of slave and the attribute information of each slave, such as solid
Part version information.
In addition, the exemplary process according to Fig. 7, host can also carry out following preferred process：Host 600-a is sent should
After searching information, opening timing device, and wait the feedback response to be received from afterbody slave (the 3rd slave 600-d) to believe
Breath.When determining to receive the feedback response message, stop the timer.Then by timing and predetermined threshold time
(such as 4 seconds) compare：First determine whether the timing of the timer exceeds predetermined threshold time, if timing is not
Beyond predetermined threshold time, then judge to have completed to search, which terminates；If timing is beyond predetermined threshold value
Between, then whether the lookup number of processing for determining whether to carry out before this is beyond pre-determined number, if the number carried out
Beyond predetermined number, then host 600-a judgements terminate lookup processing；If the number carried out is without departing from predetermined time
Number, then add number of repetition 1, then repeatedly above search procedure.
Specifically, in the case of judging timing without departing from threshold time, illustrate host found all from
Machine, this aft engine 600-a can start to transmit between slave 600-a, 600-b, 600-c and 600-d charging current and control/
Status information.In the case of judging that number of repetition is more than pre-determined number, illustrate that the information transmission between host and slave may
There are obstacle or host and not connected slave, therefore charging system 600 enters charged state, between charging unit (or it is single
Charging unit) only transmit charging current, can be avoided between host and slave information transmission there are obstacle or there is no from
The waste of resource caused by persistently carrying out search procedure in the case of machine, therefore, can take into account only the charging system of host and
The situation of charging system containing host and slave.
In addition, the control information transmitted in the charging system 600 of Fig. 6 can also include offset information, offset letter
Breath can be with above in association with Fig. 7 it is described search information transmission at the same time, address for representing each slave information.
It should be noted that the offset information, which only as the information addressed to slave, can also be sent, functions identical other
The information of type.Exemplary process described in detail below on the offset information.
First, the processing unit 630-a of host 600-a produces the offset information for being used for identifying the first slave 600-b.So
Afterwards, processing unit 630-a sends the offset information by the second subtending port 620-a to the first slave 600-b.
Then, the processing unit 630-b of the first slave 600-b receives the offset by the first subtending port 610-b and believes
After breath, address informations of the processing unit 630-b using the offset information as the first slave 600-b.In addition, processing unit 630-
After b also adds offset information again on the basis of the offset information, the offset for being used for identifying the second slave 600-c is produced
Measure information.Then, this has been superimposed the offset information of offset and has been sent out by the second subtending port 620-b by processing unit 630-b
It is sent to the second slave 600-c.
Then, the processing unit 630-c of the second slave 600-c receives the offset by the first subtending port 610-c and believes
After breath, address informations of the processing unit 630-c using the offset information as the second slave 600-c.In addition, processing unit 630-
After c also adds offset information again on the basis of the offset information, the offset for being used for identifying the 3rd slave 600-d is produced
Measure information.Then, this has been superimposed the offset information of offset and has been sent out by the second subtending port 620-c by processing unit 630-c
It is sent to the 3rd slave 600-d.
Then, the processing unit 630-d of the 3rd slave 600-d receives the offset by the first subtending port 610-d and believes
After breath, address informations of the processing unit 630-d using the offset information as the 3rd slave 600-d.
So far, three slaves 600-a, 600-b, 600-c and 600-d have obtained corresponding address information.
In addition, in the exemplary process described in conjunction with Figure 7 on searching information, charge in each slave to upper level
When device sends attribute information, corresponding address information (offset information in this example) can also be sent at the same time, in order to
Host is dependently of each other managed the attribute information and address information of each slave.Scheme through this embodiment, Ke Yifang
Just it is each slave setting address information (offset information), poor expandability, the hardware requirement for avoiding physics addressing are high
The problems such as.
It can carry out, or transporting when charging system is started shooting above with respect to the exemplary process of the host and slave of searching information
Regular (for example, every 10 seconds) are carried out to dynamically update the topological structure of charging system, so that host can be real-time between the departure date
Grasp the attribute information for the slave directly or being indirectly connected with ground.
The exemplary process in charging system 600 is described above with reference to Fig. 6-Fig. 7, however, another reality according to the present invention
Apply example, the host in charging system can also include external apparatus interface, realize and set by external apparatus interface to outside control
Preparation, which send first state information and is externally controlled equipment, receives the first control information.
Fig. 8 is the functional block diagram of the exemplary configuration in charging system 800 according to another embodiment.As shown in figure 8,
The charging system 800, which includes 4 charging units, (can be more or fewer, be referred to as host 800-a, the first slave
800-b, the second slave 800-c and the 3rd slave 800-d) and external control devices 800-e.
In charging system 800, as host charging unit 800-a can also by external apparatus interface 850-a to
External control devices 800-e, which sends first state information and is externally controlled equipment 800-e, receives the first control information.Host and
Other operations of slave are described identical with above with reference to Fig. 6, therefore are not repeated.
Exemplary charging system 800 according to Fig. 8, describing control information first includes host during system update information
With the exemplary process of slave.The system update information for being wherein externally controlled equipment reception can be binary data text
Part, charging unit can carry out system update according to system update information.Host and slave explained below according to the system more
The exemplary process of new information.
First, external control devices 800-e sends system update to host 800-a by external apparatus interface 850-a and believes
Breath.
Then, after host 800-a receives the system update information, processing unit 830-a carries out system more to host 800-a
Newly.Host 800-a also sends the system update information by the second subtending port 820-a to the first slave 800-b.
Then, after the first slave 800-b receives the system update information by the first subtending port 810-b, processing unit
830-b carries out system update to the first slave 800-b.First slave 800-b also by the second subtending port 820-b to second from
Machine 800-c sends the system update information.
Then, after the second slave 800-c receives the system update information by the first subtending port 810-c, processing unit
830-c carries out system update to the second slave 800-c.Second slave 800-c also by the second subtending port 820-c to the 3rd from
Machine 800-d sends the system update information.
Then, after the 3rd slave 800-d receives the system update information by the first subtending port 810-d, processing unit
830-d carries out system update to the 3rd slave 800-d.Due to level-one charging unit in the absence of the 3rd slave 800-d,
Level-one slave does not send the system update information to three slave 800-d still further below.
So far, host 800-a, the first slave 800-b, the second slave 800-c and the 3rd slave 800-d have been completed and have been
The processing of system renewal, in addition, after the completion of host and slave system renewal, can also produce the renewal completion as feedback information
Information, shows host and slave to complete system update processing, and superior charging unit is sent step by step, has informed outside
Control device has been completed system update.The exemplary process of information is completed in host and slave transmission renewal explained below.
First, after the 3rd slave 800-d as afterbody slave carries out system update, processing unit 830-d will
Produce renewal and complete information, and renewal completion information is sent to by the second slave 800-c by the first subtending port 810-d.
Then, the second slave 800-c is received after the renewal completes information by the second subtending port 820-c, by the
Renewal completion information is sent to the first slave 800-b by one subtending port 810-c.
Then, the first slave 800-b is received after the renewal completes information by the second subtending port 820-b, by the
Renewal completion information is sent to host 800-a by one subtending port 810-b.
Then, after host 800-a receives renewal completion information by the second subtending port 820-a, set by outside
Renewal completion information is sent to external control devices 800-e by standby interface 850-a.
So far, external control devices 850-e can know that host 800-a and slave 800-b, 800-c and 800-d are complete
Into the processing of system update.
Exemplary charging system 800 according to Fig. 8, also includes host during Status Change information by description control information
With the exemplary process of slave.Wherein the Status Change information can be such as to the charge mode make a change of charging unit
The editable parameter information of information.The exemplary process of host and slave explained below on Status Change information.
In this example, Status Change information includes at least one address information of host and/or slave, the address information
It is not limited to the other known volume such as the addressing mode described in the exemplary process above with respect to offset, hardware addressing
Code method is also available.The following specifically describes Status Change information includes host during the address information of host and the second slave
With the exemplary process of slave.
First, external control devices 800-e sends Status Change to host 800-a by external equipment 850-a interfaces and believes
Breath.
Then, after host 800-a receives the Status Change information, processing unit 830-a judges that the Status Change information is
The no address information for including host 800-a.In this example, processing unit 830-a judges that the Status Change information includes host
The address information of 800-a, then the state make a change according to the Status Change information to host 800-a.In addition, host 800-a
The Status Change information is also sent to the first slave 800-b by the second subtending port 820-a.
Then, after the first slave 800-b receives the Status Change information by the first subtending port 810-b, processing unit
830-b judges whether the Status Change information includes the address information of the first slave 800-b.In this example, processing unit
830-b judges that the Status Change information does not include the address information of the first slave 800-b, then the first slave 800-b directly should
Status Change information is sent to the second slave 800-c by the second subtending port 820-b.
Then, after the second slave 800-c receives the Status Change information by the first subtending port 810-c, processing unit
830-c judges whether the Status Change information includes the address information of the second slave 800-c.In this example, processing unit
830-c judges that the Status Change information includes the address information of the second slave 800-c, then according to the Status Change information to second
The state make a change of slave 800-c.In addition, the Status Change information is also passed through the second subtending port by the second slave 800-c
820-c is sent to the 3rd slave 800-d.
Then, after the 3rd slave 800-d receives the Status Change information by the first subtending port 810-d, processing unit
830-d judges whether the Status Change information includes the address information of the 3rd slave 800-d.In this example, processing unit
830-d judges that the Status Change information does not include the address information of the 3rd slave 800-d, and due to the 3rd slave in the absence of
Level-one charging unit, therefore, the 3rd slave is without any processing.
So far, by the Status Change information from external control devices 800-e complete host 800-a and/or
The processing of the Status Change of slave 800-a, 800-c and 800-d.
, can upward one moreover it is preferred that after the Status Change of host 800-a and the second slave 800-c in this example
Level sends Status Change and completes information, to notify external control devices 800-e to complete the change of state.Due to Status Change
The transmission mode that the transmission mode and system described above of completion information update completion information is similar, therefore, will omit to it
Description.
Exemplary charging system 800 according to Fig. 8, also includes host during state updating information by description status information
With the exemplary process of slave.Wherein the state updating information can including battery charging state etc. parameter information.It will retouch below
State the exemplary process of host and slave on state updating information.
In this example, state updating information includes generating at least one charging of state renewal in host and/or slave
The address information of device, the address information are not limited to the addressing mode described in the exemplary process above with respect to offset,
The other known coding methods such as hardware addressing are also available.It the following specifically describes the state when host and the second slave
The exemplary process of host and slave when producing renewal.
When the state renewal of host 800-a, processing unit 830-a produces state updating information, and passes through external equipment
The address information of the state updating information of host 800-a and host 800-a is sent to external control devices 800- by interface 850-a
e。
When the state renewal of the second slave 800-c, processing unit 830-c produces state updating information, and passes through first
The address information of the state updating information of second slave 800-c and the second slave 800-c is sent to first by subtending port 810-c
Slave 800-b.First slave 800-b receives the state updating information of the second slave 800-c by the second subtending port 820-b
After the address information of the second slave 800-c, the information is directly sent to host 800-a by the first subtending port 810-b.
When host 800-a receives by the second subtending port 820-a the state updating information and the second slave of the second slave 800-c
After the address information of 800-c, the information is directly sent to external control devices 800- by external control devices interface 850-a
e。
So far, external control devices 800-e can know that host 800-a and the state of the second slave 800-c generate more
Newly.It is to be noted that illustrate only the state renewal of host 800-a and the second slave 800-a in this example, but it is not limited to
This, the state that can have greater or lesser number of host and/or slave updates, and above respectively for host 800-
A and processing sequence for the fresh information of the second slave 800-c do not have front and rear particular order, its can it is mutually independent into
OK.
By the way that the embodiment of charging system is described above with reference to Fig. 6-Fig. 8, status information can be to control
The status feedback information that information processed is fed back, or can be the state updating information that oneself is produced.Specifically, with reference on
Control information includes searching knowable to the exemplary process of information and control information including system update information, and the second status information is
The status feedback information that subordinate's charging unit of charging unit feeds back the second control information, first state information are second
The status feedback information that status information and/or charging unit feed back the first control information.In addition, believe with reference on state
The exemplary process that breath includes system update information understands that the second status information is the state of subordinate's charging unit of charging unit
Modification information, first state information are the second status information and/or the Status Change information of charging unit itself, i.e. the state becomes
More information is not the status feedback information fed back for control information, but can independently spontaneous generation state letter
Breath.
According to another aspect of the present invention, there is provided a kind of information transferring method being used between charging unit, now will ginseng
Fig. 9 is examined to the exemplary embodiment of Figure 10 description information transmission methods.Wherein charging unit can be reference chart 1- in the present invention
The described charging units of Fig. 5, can also be can cascading and can be transmitted between the charging unit of cascade appointing for information
The charging unit of what type, will omit the description to its concrete configuration herein.
Fig. 9 shows the schematic diagram of the information transferring method between charging unit according to the embodiment.As shown in figure 9, this
The information transmitted in example is the status information on charging unit and battery etc., and assumes that charging unit is filled with upper level respectively
Electric installation and next stage charging unit are connected in series.The specific steps of the information transferring method between charging unit are described below.
First, in step S901, charging unit receives the second status information from next stage charging unit.Specifically,
Two-state information is the status information of subordinate's charging unit of charging unit, and wherein subordinate's charging unit includes straight with charging unit
The whole charging units for connecing or being connected in series indirectly.
Then, in step S902, charging unit is based on the second status information and produces first state information.Specifically,
One status information is the status information of the second status information and/or charging unit in itself.Charging unit will only can receive
Second status information can also only be believed as first state information using the status information that charging unit produces as first state
Breath, can also be by the status information of charging unit generation and the second status information received both as first state information.
It should be noted that charging unit can also spontaneously produce first state information independent of the second status information.
Then, in step S903, charging unit sends first state information to upper level charging unit.
In addition, if charging unit is also connected with external control devices, first state information can also be sent to outside
Control device.
Figure 10 shows the schematic diagram of the information transferring method between charging unit according to the embodiment.As shown in Figure 10,
The information transmitted in this example is the control information on being controlled to charging unit, and assumes charging unit respectively with upper one
Level charging unit and next stage charging unit are connected in series.The specific step of the information transferring method between charging unit is described below
Suddenly.
First, in step S1001, charging unit receives the first control information from upper level charging unit.Specifically,
One control information is the control information of subordinate's charging unit for charging unit and/or charging unit, wherein subordinate's charging dress
Put whole charging units including being directly or indirectly connected in series with charging unit.
Then, in step S1002, charging unit is based on the first control information and produces the second control information.Specifically, fill
Electric installation judges whether first control information includes the control information for charging unit and/or the subordinate for charging unit
The control information of charging unit, if first control information includes the control information for charging unit, to first control
Information processed responds (for example, feedback status information etc.).Further, if first control information is included for charging dress
The control information for the subordinate's charging unit put, then charging unit also produce for charging unit subordinate's charging unit second control
Information processed.It should be noted that charging unit can also spontaneously produce the second control information independent of the first control information.
Then, in the step s 1003, charging unit sends the second control information (step to next stage charging unit
S1103)。
In addition, if charging unit is also connected with external control devices, can also be externally controlled equipment receive this first
Control information.
According to another aspect of the present invention, there is provided a kind of information transferring method for charging system, with reference to figure
11 to Figure 12 description information transmission methods exemplary embodiment.Wherein charging system can be reference chart 6- Fig. 8 in the present invention
Described charging system, can also be including multiple cascading and information can be transmitted in the charging system of cascade
Any kind of charging system, will omit the description to its concrete configuration herein.
Figure 11 shows the schematic diagram of the information transferring method according to the embodiment for charging system.As shown in figure 11,
The example of status information may be referred to the attribute information above with respect to charging unit, feedback response message, update in this example
Into information, the associated description of state updating information, due to according to the detail of the transmission on above- mentioned information hereinbefore
It is described by with reference to figure 6-8, therefore omits the repeated description to same detail herein in order to avoid repeating.In order to facilitate saying
It is bright, using a charging unit in charging system as host, using other charging units in charging system as slave, and
Charging unit as host can also be connected with external control devices.The information transferring method in charging system is described below
Specific steps.
First, in step S1101, host/slave receives the second status information from next stage slave, wherein, the second shape
State information is the status information of subordinate's charging unit of the host/slave.It should be noted that subordinate's charging unit include with the host/
Whole charging units that slave is directly or indirectly connected in series.
Then, in step S1102, host/slave is based in part on the second status information and produces first state information.Tool
Body, first state information is the status information of the second status information and/or host/slave in itself.Host/slave can only by
The second status information received only can also regard the status information that host/slave produces as the as first state information
One status information, the status information and the second status information that can also produce host/slave are both as first state information.
It should be noted that slave can also spontaneously produce first state information independent of the second status information.Will
Illustrated with reference to the situation for including state updating information above with respect to first state information and the second status information.When slave/
After Host Status renewal, using the state updating information of itself and address information as first state information, therefore, slave/host
It need not rely upon the second status information and spontaneously produce first state information.
Then, in step S1103, slave sends first state information to upper level charging unit, and host can also be to
External control devices sends the first state information.
Figure 12 shows the schematic diagram of the information transferring method according to the embodiment for charging system.As shown in figure 12,
The example of control information may be referred to lookup information, system update information, the state change above with respect to charging unit in this example
The associated description of more information, due to having been given above by referring to Fig. 6-8 according to the detail of the transmission on above- mentioned information
Description, therefore herein the repeated description to same detail is omitted in order to avoid repeating.The letter in charging system is described below
Cease the specific steps of transmission method.
First, in step S1201, host is externally controlled equipment or slave and receives first from upper level charging unit
Control information, wherein, the first control information is the control information for subordinate's charging unit of host/slave.It should be noted that subordinate
Charging unit includes the whole charging units being directly or indirectly connected in series with host/slave.
Then, in step S1202, host/slave is based in part on the first control information and produces the second control information.Tool
Body, host/slave judge first control information whether include for host/slave control information and/or for host/
The control information of subordinate's charging unit of slave, if first control information includes the control information for host/slave,
Respond (for example, feedback status information etc.) to first control information.Further, if first control information includes
For the control information of subordinate's charging unit of host/slave, then the subordinate that host/slave is also produced for host/slave fills
Second control information of electric installation.
It should be noted that host can also spontaneously produce the second control information independent of the first control information.Will
Illustrated with reference to the situation for including searching information above with respect to the first control information and the second control information.Wherein, host is not
It is connected with external control devices, it can be spontaneously produced for searching the whole charging units for directly connecting or being indirectly connected with
Lookup information, therefore, host can be independent on whether to receive the first control information and produce the second control information.
Then, in step S1203, host/slave sends the second control information to next stage slave.
The production of the second status information is based in part on host/slave in the information transferring method in above charging system
Raw first state information, host/slave be based in part on the first control information produce the specific descriptions of the second control information can be with
With reference in above charging system 600 and charging system 800 on searching information, system update information, Status Change information and shape
The specific descriptions of state fresh information, are not repeated herein.
It is right although being described in the present embodiment for the information transferring method between charging unit and for charging system
For those skilled in the art, it may not need and pay laborious creation and be used for the information transferring method in the present embodiment
In other cascade units, therefore, the transmission method of information described in the present invention is not limited to the information between charging unit
Transmission method, while be equally applicable in the cascade unit that other communicate.
Above with reference to specific embodiment, invention has been described, but each embodiment is merely illustrative and this area
Technical staff will be understood that various modifications, modification, replacement, replacement etc..Although for easy to illustrate, said using functional block diagram
Bright charging unit according to an embodiment of the invention, but charging unit can be configured with hardware, software or its combination.The present invention
Be not limited to embodiments described above, and the scope of the present invention can not departed from and including various modifications, modification, substitute and replace
Change.
Claims (23)
1. a kind of charging unit, including：
The charging unit is connected in series to upper level charging unit, the first order connection by the first subtending port, configuration
Mouth is further configured to transmit charging current and sends first state information to upper level charging unit；
The charging unit is connected in series to next stage charging unit, the second level connection by the second subtending port, configuration
Mouth is further configured to transmit charging current and receives the second status information from next stage charging unit, and second status information is institute
The status information of subordinate's charging unit of charging unit is stated, and
Processing unit, configures to determine to receive second status information, obtains the status information of the charging unit in itself, and
So that the upward level-one charging unit of the first subtending port sends the first state information, wherein, the first state information is
The status information of second status information and/or the charging unit in itself.
2. charging unit according to claim 1, wherein
First subtending port is further configured to receive the first control information, first control information from upper level charging unit
It is the control information of subordinate's charging unit for the charging unit and/or the charging unit；
The processing unit, is further configured to determine whether first control information includes believing for the control of the charging unit
The control information of breath and/or subordinate's charging unit for the charging unit, and the second control information is produced, second control
Information processed is the control information for the subordinate's charging unit for controlling the charging unit, and
Second subtending port is further configured to send second control information to next stage charging unit.
3. charging unit according to claim 2, further includes
External apparatus interface, configuration receive first control information to be externally controlled equipment, are sent to external control devices
The first state information.
4. a kind of charging system, including：
Multiple charging units, the multiple charging unit are connected in series, and each charging unit includes：
The charging unit is connected in series to upper level charging unit, the first order connection by the first subtending port, configuration
Mouth is further configured to transmit charging current and sends first state information to upper level charging unit；
The charging unit is connected in series to next stage charging unit, the second level connection by the second subtending port, configuration
Mouth is further configured to transmit charging current and receives the second status information from next stage charging unit, and second status information is institute
The status information of subordinate's charging unit of charging unit is stated, and
Processing unit, configures to determine to receive second status information, obtains the status information of the charging unit in itself, and
So that the upward level-one charging unit of the first subtending port sends the first state information, wherein, the first state information is
The status information of second status information and/or the charging unit in itself.
5. charging system according to claim 4, wherein
First subtending port is further configured to receive the first control information, first control information from upper level charging unit
It is the control information of subordinate's charging unit for the charging unit and/or the charging unit；
The processing unit, is further configured to determine whether first control information includes believing for the control of the charging unit
The control information of breath and/or subordinate's charging unit for the charging unit, and the second control information is produced, second control
Information processed is the control information for the subordinate's charging unit for controlling the charging unit, and
Second subtending port is further configured to send second control information to next stage charging unit.
6. charging system according to claim 5, wherein
A charging unit in the multiple charging unit is as host, other charging units in the multiple charging unit
As slave, wherein：
Charging unit as host does not send the first state information by first order connecting port, is not coupled by the first order
Mouth receives first control information.
7. charging system according to claim 6, wherein
Second status information is the state that subordinate's charging unit of the charging unit feeds back the second control information
Feedback information, the first state information be second status information and/or the charging unit to the first control information into
The status feedback information of row feedback.
8. charging system according to claim 6, wherein
Second status information is the Status Change information of subordinate's charging unit of the charging unit, the first state letter
Breath is second status information and/or the Status Change information of the charging unit itself.
9. charging system according to claim 7, wherein
Sent by the first control information of the first subtending port of slave reception and by host/slave by the second subtending port
The second control information include search information；
The processing unit of host sends the lookup information by the second subtending port to the first slave, wherein, described first from
Machine is the next stage charging unit of host；
The processing unit of first slave sends described first by the first subtending port according to the lookup information to host
The attribute information of slave；
The processing unit of first slave also sends the lookup information by the second subtending port；
When there are during the second slave, the processing unit of first slave receives the second level slave by the second subtending port
Attribute information, and the attribute information of second slave is sent by the first subtending port to host；When there is no second from
During machine, level-one charging unit in the absence of the processing unit of first slave sends instruction by the first subtending port to host
Feedback response message, wherein, second slave is the next stage charging unit of first slave.
10. charging system according to claim 9, wherein
Sent by the first control information of the first subtending port of slave reception and by host/slave by the second subtending port
The second control information further include offset information；
The processing unit of first slave regard the offset information received by the first subtending port as first slave
Address information, and the offset information is added after offset again subordinate's slave is sent to by the second subtending port.
11. charging system according to claim 7, wherein
The host further includes external apparatus interface, by host external apparatus interface and/or passes through the first subtending port of slave
The first control information received and the second control information for being sent by host/slave by the second subtending port including system more
New information；
The processing unit of the host is connect by the processing unit of external apparatus interface or the slave by the first subtending port
After receiving the system update information, system update is carried out, and the system is sent more by the downward level slave of the second subtending port
New information.
12. charging system according to claim 11, wherein
When the processing unit of afterbody slave receives the system update information by the first subtending port and carries out system more
After new, renewal is sent by the first subtending port superior slave and completes information, and information is completed to renewal described in host notification,
Wherein, the afterbody slave is the afterbody charging unit of the charging system；
The processing unit of the host sends the renewal to external control devices by external apparatus interface and completes information.
13. charging system according to claim 8, wherein
The host further includes external apparatus interface, by host external apparatus interface and/or passes through the first subtending port of slave
Receive the first control information and by host/slave by the second control information that the second subtending port is sent include state change
More information, the Status Change information include at least one address information of host and/or slave；
The Status Change information is sent to subordinate by the processing unit of the host or the slave by the second subtending port
Slave, and determine whether the Status Change information includes the address information of the host or the slave, when the state
When modification information includes the address information of the host or the slave, Status Change is carried out according to the Status Change information.
14. charging system according to claim 8, wherein
The host further includes external apparatus interface, by host external apparatus interface and/or passes through the first subtending port of slave
The first state information of transmission and the second status information received by host/slave by the second subtending port include state more
New information；
When the Host Status updates, the processing unit of the host is by the address information and state updating information of the host
External control devices is sent to by external apparatus interface；
When the slave status updates, the processing unit of the slave is sent by the first subtending port superior charging unit
The address information and state updating information of the slave, the host lead to the address information of the slave and state updating information
Cross external apparatus interface and be sent to the external control devices.
15. a kind of information transferring method being used between charging unit, wherein, it is connected in series between the charging unit, it is described
Information transferring method includes：
The charging unit receives the second status information from next stage charging unit, wherein, second status information is described
The status information of subordinate's charging unit of charging unit；
It is based in part on second status information and produces first state information, wherein, the first state information is described the
The status information of two-state information and/or the charging unit in itself, and
The first state information is sent to upper level charging unit.
16. information transferring method according to claim 15, further includes：
The charging unit receives the first control information from upper level charging unit, wherein, first control information is to be directed to
The control information of subordinate's charging unit of the charging unit and/or the charging unit；
It is based in part on first control information and produces the second control information, wherein, second control information is control institute
The control information of subordinate's charging unit of charging unit is stated, and
Second control information is sent to next stage charging unit.
17. information transferring method according to claim 16, further includes：
The charging unit is externally controlled equipment and receives first control information, and described first is sent to external control devices
Status information.
18. a kind of information transferring method for charging system, wherein, the charging system includes multiple chargings being connected in series
Device, a charging unit in the multiple charging unit is as host, other charging dresses in the multiple charging unit
Put includes as slave, described information transmission method：
Slave/the host receives the second status information from next stage charging unit, wherein, second status information is described
The status information of subordinate's charging unit of slave/host；
First state information is produced to the slave/host machine part based on second status information, wherein, the first state
Information is the status information of second status information and/or the slave/host in itself；
Slave/the host sends the first state information to upper level charging unit/external control devices.
19. information transferring method according to claim 18, further includes：
Host/the slave is externally controlled equipment/upper level charging unit and receives the first control information, wherein, described first
Control information is the control information of subordinate's charging unit for the host/slave and/or the host/slave；
Host/the slave is based in part on first control information and produces the second control information, wherein, second control
Information is the control information for the subordinate's charging unit for controlling the host/slave, and
Host/the slave sends second control information to next stage charging unit.
20. information transferring method according to claim 19, wherein, first control information and the second control letter
Breath includes searching information, wherein
Host/the slave, which is based in part on the second control information of the first control information generation, to be included：
The host, which produces, searches information as the second control information, and
The slave using the lookup information received as the second control information,
The slave, which is based in part on the second status information generation first state information, to be included：
When the slave is there are during next stage charging unit, the slave is by the attribute information of the next stage charging unit and institute
The attribute information of slave is stated as first state information, and
When level-one charging unit in the absence of the slave, the slave is by the feedback of level-one charging unit in the absence of instruction
The attribute information of response message and the slave is as first state information.
21. information transferring method according to claim 19, wherein, first control information and the second control letter
Breath includes system update information, wherein
Host/the slave, which is based in part on the second control information of the first control information generation, to be included：
Host/the slave using the system update information received as the second control information,
Producing first state information based on second status information to the slave/host machine part includes：
The renewal received is completed information as first state information by the slave/host, wherein, information is completed in the renewal
It is to be produced after the afterbody charging unit of the charging system carries out system update according to the system update information.
22. information transferring method according to claim 19, wherein, first control information and the second control letter
Breath includes Status Change information, and the Status Change information includes at least one address information of host and/or slave, wherein
Host/the slave, which is based in part on the second control information of the first control information generation, to be included：
Host/the slave using the Status Change information received as the second control information,
Described information transmission method further includes：
Host/the slave determines whether the Status Change information includes the address information of the host/slave, when the shape
When state modification information includes the address information of the host or the slave, state change is carried out according to the Status Change information
More.
23. information transferring method according to claim 18, wherein, the first state information and second state letter
Breath includes state updating information,
Producing first state information based on second status information to the slave/host machine part includes：
After the renewal of the slave/Host Status, using the state updating information of itself and address information as first state information, with
And
Slave/the host believes the state updating information of the subordinate's charging unit received and address information as first state
Breath.
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
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| CN108011407B (en) | 2019-12-03 |
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