CN108921448A - Power trade method, apparatus, equipment and storage medium - Google Patents
Power trade method, apparatus, equipment and storage medium Download PDFInfo
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Abstract
The embodiment of the invention discloses a kind of power trade method, apparatus, equipment and storage mediums.Including：Power demand request is obtained, and updates the quantity of state of target energy routing node according to the demand power value in power demand request；Other energy routing node-node transmissions into direct-current grid include the power request of the quantity of state of target energy routing node, power request is used to indicate other energy routings nodes and calculates electric energy loss value between coupled energy routing node according to quantity of states, transmission electric energy loss value is generated, and to target energy routing node feedback transmission electric energy loss value；Receive the transmission electric energy loss value of other each energy routing node feeding backs, and the electric energy transmission path between the supplying energy routing node and supplying energy routing node and target energy routing node of target energy routing node is determined according to each transmission electric energy loss value, so that supplying energy routing node carries out electric energy transmission according to identified electric energy transmission path.Reduce electric cost.
Description
Technical field
The present embodiments relate to powder technology field more particularly to a kind of power trade method, apparatus, equipment and storage
Medium.
Background technique
In recent years, with the proposition of energy internet concept, the consumer in power grid has been increasingly becoming prosumer.In tradition
Electricity transaction in, electric energy that consumer buys from power plant will be transferred by third party can just be sent to, and consumer will undertake the electricity charge
The electric energy being lost on electric energy route including oneself consumption.
Now with the development of renewable energy technologies and end-to-end technology, can be carried out between more and more prosumers
The direct dealing of electric energy, consumer can therefrom select optimal supplier to reduce electric cost.Although in energy internet
Under grade, the electricity transaction of renewable energy has had part research, but in the direct-current grid of distribution network level, at end pair
Direct power trade between the prosumer at end is not well studied.
Summary of the invention
The embodiment of the invention provides a kind of power trade method, apparatus, equipment and storage medium, user is there are electric power
When demand, the smallest supplier of power transmission loss can be selected between multiple electric energy suppliers, to reduce user's
Electric cost.
In a first aspect, the embodiment of the invention provides a kind of power trade method, this method includes：
Power demand request is obtained, and updates target energy routing according to the demand power value in power demand request
The quantity of state of node；
Other energy routing node-node transmissions into direct-current grid include the function of the quantity of state of target energy routing node
Rate request, wherein the power request is used to indicate other described energy routing nodes and calculates and its phase according to the quantity of state
Electric energy loss value between energy routing node even generates transmission electric energy loss value, and to the target energy routing node
Feed back the transmission electric energy loss value；
The transmission electric energy loss value of other each energy routing node feeding backs is received, and is determined according to each transmission electric energy loss value
The supplying energy routing node of target energy routing node and the supplying energy routing node and target energy routing save
Electric energy transmission path between point, so that the supplying energy routing node carries out electric energy according to identified electric energy transmission path
Transmission.
Second aspect, the embodiment of the invention also provides a kind of power trade method, this method includes：
Receive the power request of the quantity of state comprising target energy routing node of target energy routing node transmission；
Quantity of state according to the target energy routing node calculates the electric energy between coupled energy routing node
Loss value generates transmission electric energy loss value；
Feedback information to target energy routing node feedback comprising the transmission electric energy loss value, wherein described
Feedback information is used to indicate transmission electric energy of the target energy routing node according to other each energy routing node feeding backs received
Loss value determines the supplying energy routing node and the supplying energy routing node and the target of target energy routing node
Electric energy transmission path between energy routing node；
Electric energy transmission is carried out according to the electric energy transmission path.
The third aspect, the embodiment of the invention also provides a kind of power trade device, which includes：
Request module, for obtaining power demand request, and according to the demand power in power demand request
Value updates the quantity of state of target energy routing node；
Transmission module is requested, is asked for power demand described in other energy routing node-node transmissions into direct-current grid
It asks, wherein the power demand request is used to indicate other described energy routing nodes and calculates coupled energy routing section
Electric energy loss value between point generates transmission electric energy loss value, and feeds back the transmission electricity to the target energy routing node
It can loss value；
Node path determining module, for receiving the transmission electric energy loss value of other each energy routing node feeding backs, and according to
The supplying energy routing node and supplying energy routing section of target energy routing node are determined according to each transmission electric energy loss value
Electric energy transmission path between point and the target energy routing node, so that supplying energy routing node foundation determines
Electric energy transmission path carry out electric energy transmission.
The third aspect, the embodiment of the invention also provides a kind of power trade device, which includes：
Request receiving module, for receiving the state comprising target energy routing node of target energy routing node transmission
The power request of amount；
Loss value generation module, for calculating coupled energy according to the quantity of state of the target energy routing node
Electric energy loss value between routing node generates transmission electric energy loss value；
Information feedback module, for including the anti-of the transmission electric energy loss value to target energy routing node feedback
Feedforward information, wherein the feedback information is used to indicate target energy routing node according to other each energy routing sections received
Point feedback transmission electric energy loss value, determine target energy routing node supplying energy routing node and the supplying energy road
By the electric energy transmission path between node and the target energy routing node；
Electric energy transmission module, for carrying out electric energy transmission according to the electric energy transmission path.
Fourth aspect, the embodiment of the invention also provides a kind of equipment, which includes：
One or more processors；
Storage device, for storing one or more programs；
When one or more of programs are executed by one or more of processors, so that one or more of processing
Device realizes any power trade method in first aspect or realizes power trade method described in second aspect.
Fourth aspect, the embodiment of the invention also provides a kind of storage mediums, are stored thereon with computer program, the program
Any power trade method in first aspect is realized when being executed by processor or realizes electric energy described in second aspect
Method of commerce.
Technical solution provided in an embodiment of the present invention, target energy routing node is based on distributed consensus algorithm, straight
Stream micro-capacitance sensor in carry out include the power request of target energy routing node quantity of state transmission so that other energy routing nodes
The electric energy loss value between coupled energy routing node is calculated according to quantity of state, generates and transmits electric energy loss value, and to
Target energy routing node feedback transmission electric energy loss value；Target energy routing node determines mesh according to each transmission electric energy loss value
Mark the electricity between the supplying energy routing node and supplying energy routing node and target energy routing node of energy routing node
Energy transmission path, so that supplying energy routing node carries out electric energy transmission according to identified electric energy transmission path.The program is real
The direct power trade between each energy routing node is showed, and user can supply when there are electricity needs in multiple electric energy
The selection the smallest supplier of power transmission loss between quotient is answered, to reduce electric cost.
Detailed description of the invention
Fig. 1 is a kind of direct-current grid schematic diagram that the embodiment of the present invention is applicable in；
Fig. 2A is a kind of flow chart of the power trade method provided in the embodiment of the present invention one；
Fig. 2 B is a kind of energy routing node connection relationship diagram provided in the embodiment of the present invention one；
Fig. 3 is a kind of flow chart of the power trade method provided in the embodiment of the present invention two；
Fig. 4 is a kind of flow chart of the power trade method provided in the embodiment of the present invention three；
Fig. 5 is a kind of flow chart of the power trade method provided in the embodiment of the present invention four；
Fig. 6 is a kind of flow chart of the power trade method provided in the embodiment of the present invention five；
Fig. 7 is a kind of structural block diagram of the power trade device provided in the embodiment of the present invention six；
Fig. 8 is a kind of structural block diagram of the power trade device provided in the embodiment of the present invention seven
Fig. 9 is a kind of structural schematic diagram of the equipment provided in the embodiment of the present invention eight.
Specific embodiment
The embodiment of the present invention is described in further detail with reference to the accompanying drawings and examples.It is understood that this
Locate described specific embodiment and is used only for explaining the embodiment of the present invention, rather than limitation of the invention.It further needs exist for
Bright, only parts related to embodiments of the present invention are shown for ease of description, in attached drawing rather than entire infrastructure.
Before introducing various embodiments of the present invention, first the application scenarios of the embodiment of the present invention are illustrated.Fig. 1 present invention
The direct-current grid schematic diagram for a kind of more energy router compositions that embodiment is applicable in, wherein used in the direct-current grid
A large amount of renewable energy, such as wind energy and solar energy.Energy router is the key technology for developing energy internet, can be with
Information flow and energy stream are handled simultaneously, can only collect the information of neighbours' region energy router by utilizing consistency algorithm
Response algorithm can be performed to be oriented transmission to electric energy.For example, five energy router (i.e. energy routing sections in Fig. 1
Point) R1 is to the interaction that can carry out information flow and energy stream between R5, when energy router R4, which gets user 4, needs electric energy,
Demand information can be transmitted to coupled energy router R2, energy router R3 and energy router R5, and by energy
Any one of router R2 or energy router R3 are forwarded to energy router R1, if user 2 can supply at this time for user 4
Electricity, then user 2 is the power supply of user 4 through energy router R2 and energy router R4.
Further, since distributed algorithm has protection privacy of user, the traffic with central controller is reduced, single-point is avoided
Failure causes the advantages that system crash.Common distributed algorithm has alternately multiplier iterative method, Auxiliary Problem Principle, optimality item
Part decomposition and consistency algorithm etc..Wherein, consistency algorithm can be applied to the subregion of any rank, an individual node or
One big region of person can become a subregion.Therefore, the embodiment of the present invention based between energy router interaction and
The power trade in the DC micro power grid system being made of more energy routers is realized using distributed consensus algorithm.
Embodiment one
Fig. 2A is a kind of flow chart for power trade method that the embodiment of the present invention one provides, this implementation is suitable for multipotency amount
Router composition direct-current grid in power trade the case where.A whole set of power trade method is usually routed by target energy and is saved
Point cooperates with other energy routing nodes in direct-current grid and executes, wherein an energy router is an energy
Measure routing node.The scheme of the embodiment of the present invention is applied to the target energy routing node in direct-current grid, and this method can be with
It is executed by power trade device provided in an embodiment of the present invention, the mode which can be used software and/or hardware is realized.Ginseng
See Fig. 2A, this method specifically includes：
S210 obtains power demand request, and updates target energy road according to the demand power value in power demand request
By the quantity of state of node.
Wherein, power demand request refers to the request for needing the affiliated energy routing node of the user Xiang Qi of electric energy to send, can
To include the mark of demand power value and user；Demand power value is the power needed or energy value；The mark of user refers to
For the mark of unique identification user identity, the ID of user such as can be.When any use that an energy routing node is supported
It, can be using the energy routing node as target energy routing node when the power requirements of family.
Quantity of state refers to the performance number or loss value of energy routing node current state.Illustratively, target energy routes
For node in the case where getting power demand request, the initial state value of quantity of state is the demand power value of user, and its
The initial state value of the quantity of state of his energy routing node is 0.
It is requested specifically, target energy routing node receives the power demand that any user that it is supported is sent, and according to
According to power demand request in include demand power value update target energy routing node quantity of state.
S220, other energy routing node-node transmissions into direct-current grid include the quantity of state of target energy routing node
Power request, wherein power request is used to indicate other energy routings nodes and calculates coupled energy according to quantity of states
Electric energy loss value between routing node generates transmission electric energy loss value, and to target energy routing node feedback transmission electric energy
Loss value.
Specifically, when target energy routing node has updated target according to the demand power value for including in power demand request
After the quantity of state of energy routing node, power request is generated according to its quantity of state, mark and mark of user etc., is transmitted to straight
It flows in micro-capacitance sensor, so that other energy routing nodes in direct-current grid are according to the target energy in the power request received
The quantity of state of routing node updates local quantity of state, calculates between coupled energy routing node according to the quantity of state updated
Electric energy loss value, generate transmission electric energy loss value, and to target energy routing node feedback transmission electric energy loss value.
In order to make other energy routing nodes according to the quantity of state i.e. demand power of user of target energy routing node
Value calculates electric energy loss value, and illustratively, discrete most homogeneous algorithm can be used to DC micro-electric in target energy routing node
Other energy routing node-node transmissions in net include the power request of the quantity of state of target energy routing node, so that other energy
Routing node executes discrete most homogeneous algorithm and obtains the quantity of state of target energy routing node.
Wherein, discrete most homogeneous algorithm is：
Wherein, NiFor the number of the neighbours of energy routing node i in direct-current grid；K is the number of iterations；xiIt represents i-th
Energy routing node.xjTo represent j-th of energy routing node, and and xiIt is connected.
For example, with reference to having 5 energy routing node Rs 1, R2, R3, R4 and R5 shown in Fig. 2 B, in direct-current grid, and R1 is
Target energy routing node, the demand power value of user are 20KW.It is corresponding, the initial state value x of R1 quantity of state1(0) it is
The initial state value x of 20KW, R2, R3, R4 and R5 quantity of state2(0)、x3(0)、x4(0) and x5It (0) is 0.
For R2, coupled node is R1, R3 and R4, and the maximum value of quantity of state is the quantity of state of R1, therefore R2
Based on discrete most homogeneous algorithm, that is, x2(k+1)=max { x1(k), x3(k), x5(k) } quantity of state of R1, is obtained；According to R1
Quantity of state update the local R2 quantity of state, so that making the quantity of state of R2 becomes 20KW.
Based on above-mentioned similar principles, after each energy routing node is performed both by discrete most homogeneous algorithm, Mei Geneng
The quantity of state of amount routing node becomes the demand power value of the i.e. user of quantity of state of target energy routing node.Illustratively,
The end-state value of each energy routing node can be expressed as in direct-current grid at this time：
Xi(∞)=max { x1(0),K,xi(0), K, xN(0)}·1
Wherein, N is the number of energy routing node, X (∞)=[x1(∞),K,xN(∞)]T, 1=[1, K, 1]TFor N × 1
Vector.x1(∞),K,xN(∞) respectively corresponds the end-state value of the quantity of state of each energy routing node.
When the state value of other energy routing nodes is updated to the quantity of state i.e. need of user of target energy routing node
When seeking performance number, other each energy routing nodes are synchronous using the quantity of state and preset loss mould that update based on distributed algorithm
Type calculates the electric energy loss value between coupled energy routing node.Wherein, preset loss model, which refers to, presets
The basic model for capableing of electric energy loss between two energy routing nodes of accurate calculation on transmission line, i.e. energy routing node
State magnitude be 0 the case where, such as can be：
Wherein, PijBe from node i to the transmission line of node j on line on power；RijFrom node i to the transmission line of node j
On line resistance；ViThe voltage of node i.Since the factors such as environment lead to the voltage measurement in node i to the transmission line of node j
Complexity, and ViWith VijIt is approximately equal, therefore the present embodiment uses ViInstead of Vij。
When quantity of state, that is, user demand power value that the state magnitude of energy routing node is target energy routing node
When, preset loss model adaptability is adjusted to：
PijBe from node i to the transmission line of node j on line on power；RijOn from node i to the transmission line of node j
Line resistance；ViFor the voltage of node i；ΔPiIt is the quantity of state of energy routing node i and the demand power value of user, Δ
Pij lossIt is the electric energy loss value that the demand power value of user generates on the transmission line.
B referring to fig. 2 calculates separately coupled section using the quantity of state and preset loss model of update for R2
Electric energy loss value of the point between R1, R3 and R4, and be stored in R2；At the same time, R3, R4 and R5 are also using the state updated
Amount and preset loss model calculate separately the electric energy loss value between coupled node, and are respectively stored in local etc..
Corresponding, transmission electric energy loss value refers to the electric energy between other energy routing nodes and target energy routing node
Electric energy loss value between loss value, such as R5 and R1, can successively recurrence obtains by energy routing node.In order to quickly ring
Using the demand at family, and the consumption for selecting optimal power trade for user to reduce user.Illustratively, other energy routings
Node can select loss value the smallest successively to the direction of target energy routing node from the multiple electric energy losses respectively stored
Recurrence, so that the received transmission electric energy loss value of target energy routing node be made to be that each energy routing node and target energy route
Minimum transfer electric energy loss value between node.
S230 receives the transmission electric energy loss value of other each energy routing node feeding backs, and according to each transmission electric energy loss
It is worth the supplying energy routing node for determining target energy routing node and supplying energy routing node and target energy routing node
Between electric energy transmission path so that supplying energy routing node according to identified electric energy transmission path carry out electric energy transmission.
Wherein, supplying energy routing node refers to any one in other energy routing nodes, and is target energy road
The node being powered by node can be determined as follows：Target energy routing node is receiving other each energy
After the transmission electric energy loss value of routing node feedback, other energy routing nodes into direct-current grid send power supply and determine
Information, information of other energy routing nodes to target energy routing node feedback yes/no, target energy routing node foundation
Feedback information rejects the energy routing node without this power trade from other energy routing nodes；From dump energy road
By selecting the transmission the smallest energy routing node of electric energy loss value as supplying energy routing node in node.Illustratively, according to
Determine that the supplying energy routing node of target energy routing node may include according to each transmission electric energy loss value：From other energy roads
By rejecting the energy routing node without the power trade in node；The smallest transmission electric energy loss is worth corresponding residue
Energy routing node is determined as supplying energy routing node.
For the demand of quick response user, can also be：Other each energy routing nodes are routing section to target energy
The feedback information for increasing yes/no in point feedback transmission electric energy loss value, to enable target energy routing node according to feedback
Information quickly rejects the energy routing node without this power trade from other energy routing nodes；And from residual energy
Select the transmission the smallest energy routing node of electric energy loss value as supplying energy routing node in amount routing node.
Specifically, target energy can be passed through after the supplying energy routing node of target energy routing node has been determined
Routing node recurrence finds the mode of supplying energy routing node, determines supplying energy routing node and target energy routing node
Between electric energy transmission path.For example, as shown in Figure 2 B, target energy routing node is R1, supplying energy routing node is R4,
R1 can be determined according to minimum transfer electric energy loss value to the direction R2 recurrence, so that R2 informs R4 transmission path, so that R4 be made to obtain
How electric energy is transmitted to R1, and carries out electric energy transmission according to identified electric energy transmission path.
Illustratively, according to it is each transmission electric energy loss value determine target energy routing node supplying energy routing node it
Afterwards, can also include：Other energy routing node-node transmissions supply based on from discrete minimum consistency algorithm to direct-current grid
Transmission electric energy loss value corresponding to energy routing node, so that other energy routing nodes in direct-current grid are according to target
The transmission electric energy loss value that energy routing node is sent updates local quantity of state.
Wherein, discrete minimum consistency algorithm is corresponding with discrete most homogeneous algorithm, can be expressed as：
Wherein, NiFor the number of the neighbours of energy routing node i in direct-current grid；K is the number of iterations；xiIt represents i-th
Energy routing node.xjRepresent j-th of energy routing node, and and xiIt is connected.
After each energy routing node is performed both by minimum consistency algorithm, the quantity of state of each energy routing node becomes
For transmission electric energy loss value corresponding to supplying energy routing node.Illustratively, each energy routing in direct-current grid at this time
The end-state value of node can be expressed as：
Xi(∞)=min { x1(0),K,xi(0), K, xN(0)}·1
Wherein, N is the number of energy routing node, X (∞)=[x1(∞),K,xN(∞)]T, 1=[1, K, 1]TFor N × 1
Vector.x1(∞),K,xN(∞) respectively corresponds the end-state value of the quantity of state of each energy routing node, i.e. supplying energy road
The transmission electric energy loss value as corresponding to node.
Technical solution provided in an embodiment of the present invention, target energy routing node is based on distributed consensus algorithm, straight
Stream micro-capacitance sensor in carry out include the power request of target energy routing node quantity of state transmission so that other energy routing nodes
The electric energy loss value between coupled energy routing node is calculated according to quantity of state, generates and transmits electric energy loss value, and to
Target energy routing node feedback transmission electric energy loss value；Target energy routing node determines mesh according to each transmission electric energy loss value
Mark the electricity between the supplying energy routing node and supplying energy routing node and target energy routing node of energy routing node
Energy transmission path, so that supplying energy routing node carries out electric energy transmission according to identified electric energy transmission path.The program is real
The direct power trade between each energy routing node is showed, and user can supply when there are electricity needs in multiple electric energy
The selection the smallest supplier of power transmission loss between quotient is answered, to reduce electric cost.
Embodiment two
Fig. 3 is a kind of flow chart of power trade method provided by Embodiment 2 of the present invention, and the present embodiment is in above-mentioned implementation
It is further to optimize on the basis of example one.Referring to Fig. 3, this method is specifically included：
S310 obtains power demand request, and updates target energy road according to the demand power value in power demand request
By the quantity of state of node.
S320, other energy routing node-node transmissions into direct-current grid include the quantity of state of target energy routing node
Power request, wherein power request is used to indicate other energy routings nodes and calculates coupled energy according to quantity of states
Electric energy loss value between routing node generates transmission electric energy loss value, and to target energy routing node feedback transmission electric energy
Loss value.
S330 receives the transmission electric energy loss value of other each energy routing node feeding backs, and according to each transmission electric energy loss
It is worth the supplying energy routing node for determining target energy routing node and supplying energy routing node and target energy routing node
Between electric energy transmission path.
S340, judges whether the local residual energy magnitude of supplying energy routing node meets the needs of in power demand request
Performance number.
Wherein, the local residual energy magnitude of supplying energy routing node refers to the currently available electric energy of supplying energy routing node
Or performance number.
Specifically, after supplying energy routing node has been determined, target energy routing node is to supplying energy routing node
The information for obtaining currently available electric energy is sent, target energy routing node is according to the local remaining of supplying energy routing node feedback
Energy value judges whether to meet the demand power value in power demand request；If local residual energy magnitude is more than or equal to the function of user
Demand power value in rate requirement request, then meet, so that supplying energy routing node is according to identified electric energy transmission path
Carry out electric energy transmission.
S350, if not satisfied, according in local residual energy magnitude and the power demand request of supplying energy routing node
Demand power value determines power shortage value.
Wherein, power shortage value can be the difference between demand power value and local residual energy magnitude, be also possible to original
Demand power value.
S360 updates the quantity of state of target energy routing node according to power shortage value, and routes and save according to target energy
The quantity of state of point determines the new supplying energy routing node and new supplying energy routing node and target of target energy routing node
New electric energy transmission path between energy routing node, so that supplying energy routing node is corresponding according to supplying energy routing node
Electric energy transmission path and new supplying energy routing node according to the corresponding new electric energy transmission path of new supplying energy routing node
Target energy routing node is powered.
Wherein, new supplying energy routing node is appointing in addition to supplying energy routing node in other energy routing nodes
One node.New electric energy between new supplying energy routing node and new supplying energy routing node and target energy routing node passes
The determination process in defeated path can be realized by step S320 and S330, can also be realized by other means.
Specifically, if local residual energy magnitude is less than the demand power value in the power demand request of user, according to confession
The demand power value that should be able to be measured in the local residual energy magnitude and power demand request of routing node determines power shortage value, and according to
The quantity of state of target energy routing node is updated according to power shortage value, and returns to step S320 and S330, so that it is determined that one
New electric energy between a new supplying energy routing node and new supplying energy routing node and target energy routing node transmits road
Diameter, so that supplying energy routing node is routed according to the corresponding electric energy transmission path of supplying energy routing node and new supplying energy
Node simultaneously supports target energy routing node according to the corresponding new electric energy transmission path of new supplying energy routing node
Power demand user is powered.
Illustratively, if local residual energy magnitude is less than the demand power value in the power demand request of user, target energy
Amount routing node can also re-execute the steps S320 and S330, determine mesh directly using demand power value as power shortage value
Between the new supplying energy routing node and new supplying energy routing node and target energy routing node for marking energy routing node
New electric energy transmission path so that new supplying energy routing node is according to the corresponding new electric energy transmission of new supplying energy routing node
The power demand user that target energy routing node is supported in path is powered.
Technical solution provided in an embodiment of the present invention, user is when there are electricity needs, if target energy routing node
When the local residual energy magnitude of identified supplying energy routing node is less than the demand power value of user, new confession can be selected should be able to
Routing node is measured, makes new supplying energy routing node and supplying energy routing node while being the customer power supply, improve electric energy
The flexibility of transaction.
Embodiment three
Fig. 4 is a kind of flow chart for power trade method that the embodiment of the present invention three provides, and a whole set of power trade method is logical
It is often cooperated and is executed by other energy routing nodes in target energy routing node and direct-current grid, wherein an energy
Measuring router is an energy routing node.The scheme of the embodiment of the present invention is applied to other energy roads in direct-current grid
By node, this method can be executed by power trade device provided in an embodiment of the present invention, the device can be used software and/or
The mode of hardware is realized.Referring to fig. 4, this method specifically includes：
S410, the power for receiving the quantity of state comprising target energy routing node of target energy routing node transmission are asked
It asks.
Wherein, power request is target energy routing node according to generations such as its quantity of state, mark and the marks of user
Request.
It is sent out specifically, other energy routing nodes receive target energy routing node based on discrete most homogeneous algorithm
The power request of the quantity of state of the target energy routing node sent.
S420, the quantity of state according to target energy routing node calculate the electric energy between coupled energy routing node
Loss value generates transmission electric energy loss value.
Wherein, transmission electric energy loss value refers to that the electric energy between other energy routing nodes and target energy routing node damages
Consumption value, can successively recurrence obtains by energy routing node.
Illustratively, it is calculated between coupled energy routing node according to the quantity of state of target energy routing node
Electric energy loss value may include：Quantity of state according to target energy routing node updates local quantity of state；
According to update local quantity of state and pre-set loss model determine coupled energy routing node it
Between electric energy loss value.
Specifically, other energy routing nodes, which execute discrete most homogeneous algorithm, obtains the shape of target energy routing node
State amount, when the quantity of state of each energy routing node becomes the quantity of state i.e. demand power of user of target energy routing node
When value, other each energy routing nodes are synchronous using the quantity of state updated and the calculating of preset loss model based on distributed algorithm
Electric energy loss value between coupled energy routing node.Wherein, preset loss model refer to it is pre-set can
The basic model of electric energy loss between two energy routing nodes of accurate calculation on transmission line, the i.e. state of energy routing node
The case where magnitude is 0, such as can be：
Wherein, PijBe from node i to the transmission line of node j on line on power；RijFrom node i to the transmission line of node j
On line resistance；ViFor the voltage of node i.Since the factors such as environment cause the voltage in node i to the transmission line of node j to be surveyed
Amount is complicated, and ViWith VijIt is approximately equal, therefore the present embodiment uses ViInstead of Vij。
When quantity of state, that is, user demand power value that the state magnitude of energy routing node is target energy routing node
When, preset loss model adaptability is adjusted to：
PijBe from node i to the transmission line of node j on line on power；RijOn from node i to the transmission line of node j
Line resistance；ViFor the voltage of node i；ΔPiIt is the quantity of state of energy routing node and the demand power value of user, Δ
Pij lossIt is the electric energy loss value that the demand power value of user generates on the transmission line.
When other each energy routing nodes are all made of the quantity of state of update and preset loss model calculates separately and its phase
Electric energy loss value between node even, and after being respectively stored in local, it can be according to the electric energy loss value of storage, successively to target
The direction recurrence of energy routing node, to obtain the transmission between other each energy routing nodes and target energy routing node
Electric energy loss value.
S430, to feedback information of the target energy routing node feedback comprising transmission electric energy loss value, wherein feedback information
It is used to indicate transmission electric energy loss value of the target energy routing node according to other each energy routing node feeding backs received, really
It sets the goal between the supplying energy routing node and supplying energy routing node and target energy routing node of energy routing node
Electric energy transmission path.
Wherein, supplying energy routing node refers to any one in other energy routing nodes, and is target energy road
The node being powered by node.
Specifically, feedback of other energy routing nodes to target energy routing node feedback comprising transmitting electric energy loss value
Information；Target energy routing node is in the feedback comprising transmission electric energy loss value for receiving other each energy routing node feeding backs
After information, other energy routing nodes into direct-current grid, which send to power, determines information, other energy routing nodes to
Target energy routing node feeds back the information of yes/no, and target energy routing node is according to feedback information from other energy routing sections
The energy routing node without this power trade is rejected in point；It is routed based on discrete minimum consistency algorithm from dump energy
Select the transmission the smallest energy routing node of electric energy loss value as supplying energy routing node in node.Target energy routing section
Point can be sought after the supplying energy routing node of target energy routing node has been determined by target energy routing node recurrence
The mode for looking for supplying energy routing node determines the electric energy transmission between supplying energy routing node and target energy routing node
Path.
S440 carries out electric energy transmission according to electric energy transmission path.
Specifically, supplying energy routing node will be the confession of target energy routing node according to the electric energy transmission path determined
Electricity.
If the local dump energy value of supplying energy routing node cannot meet the needs of users performance number, target energy road
The operation for determining new supplying energy routing node and corresponding new electric energy transmission path again will be initiated by node.It is corresponding, according to
Carrying out electric energy transmission according to electric energy transmission path can also include：According to the corresponding electric energy transmission path of supplying energy routing node and
Newly the corresponding new electric energy transmission path of supplying energy routing node is powered target energy routing node.
Technical solution provided in an embodiment of the present invention, other energy routing nodes are based on dividing according to target energy routing node
The power request including target energy routing node quantity of state that cloth consistency algorithm is sent, calculates coupled energy road
By the electric energy loss value between node, transmission electric energy loss value is generated, and is damaged to target energy routing node feedback transmission electric energy
Consumption value, so that target energy routing node determines the supplying energy road of target energy routing node according to each transmission electric energy loss value
By the electric energy transmission path between node and supplying energy routing node and target energy routing node；Supplying energy routing node
Electric energy transmission is carried out according to identified electric energy transmission path.The program realizes the direct electric energy between each energy routing node
Transaction, and user can select the smallest confession of power transmission loss when there are electricity needs between multiple electric energy suppliers
Quotient is answered, to reduce electric cost.
Example IV
Fig. 5 is a kind of flow chart for power trade method that the embodiment of the present invention four provides, and the present embodiment is in above-mentioned implementation
It is further to optimize on the basis of example three.Referring to Fig. 5, this method is specifically included：
S510, the power for receiving the quantity of state comprising target energy routing node of target energy routing node transmission are asked
It asks.
S520 is determined between coupled energy routing node based on the minimum consistency algorithm of the discrete amount of offsetting
Minimum electric energy loss value on transmission line.
Wherein, offset is demand power value loss value caused by transmission line of user.Corresponding, discrete has
The minimum consistency algorithm of offset is used to select the minimum between other each energy routing nodes and target energy routing node
Electric energy loss value is transmitted, can be expressed as：
Wherein, NiFor the neighbor node number of the node i in power grid, S1It is the i.e. target energy routing of point set of leader node
Node collection, S2It is point set i.e. other energy routing node collection for following node, the quantity of state of leader node is not by other node shapes
The influence of state amount；The quantity of state of node is followed to be determined by the quantity of state of leader node.Pij lossFor demand power value from node i to
Generated electric energy loss value on the transmission line of node j.x1i *For the initial of the target energy routing node i with power demand
Electric energy loss value；x2i *For the final electric energy loss value of target energy routing node i；xj *Represent j-th of energy routing intra-node
Electric energy loss value.
Optionally, xj *It is negligible, specifically, the minimum consistency that other each energy routing nodes are based on the amount of offsetting is calculated
From selecting in the multiple electric energy losses respectively stored, loss value is the smallest to be determined between coupled energy routing node method
Minimum electric energy loss value on transmission line, so that it is determined that between other each energy routing nodes and target energy routing node most
The defeated electric energy loss value of brief biography.
S530 is generated local energy routing node based on minimum electric energy loss value in the form of recursive and target energy routes
Transmission electric energy loss value between node.
Specifically, other energy routing nodes select loss value the smallest successively from the multiple electric energy losses respectively stored
To the direction recurrence of target energy routing node, so that the received transmission electric energy loss value of target energy routing node be made to be each energy
Measure the minimum transfer electric energy loss value between routing node and target energy routing node.Accelerate the demand speed of response user
Degree, and provide optimal power trade for user and selected for user, reduce the consumption of user.
S540, to feedback information of the target energy routing node feedback comprising transmission electric energy loss value, wherein feedback information
It is used to indicate transmission electric energy loss value of the target energy routing node according to other each energy routing node feeding backs received, really
It sets the goal between the supplying energy routing node and supplying energy routing node and target energy routing node of energy routing node
Electric energy transmission path.
S550 carries out electric energy transmission according to electric energy transmission path.
Technical solution provided in an embodiment of the present invention, minimum one of other energy routing nodes based on the discrete amount of offsetting
Cause property algorithm selects loss value the smallest successively to the side of target energy routing node from the multiple electric energy losses respectively stored
To recurrence, so that the received transmission electric energy loss value of target energy routing node be made to be each energy routing node and target energy road
By the minimum transfer electric energy loss value between node.The demand speed of response user is accelerated, and is provided for user optimal
Power trade is selected for user, reduces the electric cost of user.
Embodiment five
Fig. 6 is a kind of flow chart for power trade method that the embodiment of the present invention five provides, this implementation is in above-described embodiment
On the basis of, provide what other energy routing nodes in a kind of target energy routing node and direct-current grid interacted
Preferable example.Referring to Fig. 6, this method is specifically included：
S601, target energy routing node obtain power demand request, and according to the demand power in power demand request
Value updates the quantity of state of target energy routing node.
S602, other energy routing node-node transmissions of target energy routing node into direct-current grid include target energy
The power request of the quantity of state of routing node.
S603, what other energy routing nodes received the transmission of target energy routing node includes target energy routing node
The power request of quantity of state.
S604, other energy routing nodes update local quantity of state according to the quantity of state of target energy routing node.
S605, other energy routing nodes determine coupled according to the local quantity of state and preset loss model updated
Energy routing node between electric energy loss value.
S606, other energy routing nodes are determined coupled based on the minimum consistency algorithm of the discrete amount of offsetting
Minimum electric energy loss value between energy routing node on transmission line.
S607, other energy routing nodes are based on minimum electric energy loss value and are generated local energy routing section in the form of recursive
Transmission electric energy loss value between point and target energy routing node.
S608, feedback letter of other energy routing nodes to target energy routing node feedback comprising transmitting electric energy loss value
Breath.
S609, the transmission electric energy loss value of other each energy routing node feeding backs of target energy routing node reception, and according to
According to it is each transmission electric energy loss value determine target energy routing node supplying energy routing node and supplying energy routing node with
Electric energy transmission path between target energy routing node.
S610, supplying energy routing node carry out electric energy transmission according to electric energy transmission path.
Technical solution provided in an embodiment of the present invention, target energy routing node is based on distributed consensus algorithm, straight
Stream micro-capacitance sensor in carry out include the power request of target energy routing node quantity of state transmission；Other energy routing node foundations
Quantity of state calculates the electric energy loss value between coupled energy routing node, generates transmission electric energy loss value, and to target
Energy routing node feeding back transmits electric energy loss value；Target energy routing node determines target energy according to each transmission electric energy loss value
The electric energy measured between the supplying energy routing node and supplying energy routing node and target energy routing node of routing node passes
Defeated path；Supplying energy routing node carries out electric energy transmission according to identified electric energy transmission path.The program realizes each energy
The direct power trade between routing node is measured, and user is when there are electricity needs, it can be between multiple electric energy suppliers
The smallest supplier of power transmission loss is selected, to reduce electric cost.
Embodiment six
Fig. 7 is a kind of structural block diagram for power trade device that the embodiment of the present invention six provides, which can be performed this hair
Power trade method provided by bright embodiment one and embodiment two has the corresponding functional module of execution method and beneficial to effect
Fruit.As shown in fig. 7, the apparatus may include：
Request module 710, for obtaining power demand request, and according to the demand power value in power demand request
Update the quantity of state of target energy routing node；
Transmission module 720 is requested, for other energy routing node transmission power requirement requests into direct-current grid,
Wherein, power demand request is used to indicate other energy routing nodes and calculates electric energy between coupled energy routing node
Loss value generates transmission electric energy loss value, and to target energy routing node feedback transmission electric energy loss value；
Node path determining module 730, for receiving the transmission electric energy loss value of other each energy routing node feeding backs, and
The supplying energy routing node and supplying energy routing node of target energy routing node are determined according to each transmission electric energy loss value
Electric energy transmission path between target energy routing node, so that supplying energy routing node is transmitted according to identified electric energy
Path carries out electric energy transmission.
Technical solution provided by the embodiment of the present invention, target energy routing node are based on distributed consensus algorithm,
Carried out in direct-current grid include the power request of target energy routing node quantity of state transmission so that other energy routing sections
Point calculates the electric energy loss value between coupled energy routing node according to quantity of state, generates transmission electric energy loss value, and
To target energy routing node feedback transmission electric energy loss value；Target energy routing node is determined according to each transmission electric energy loss value
Between the supplying energy routing node and supplying energy routing node and target energy routing node of target energy routing node
Electric energy transmission path, so that supplying energy routing node carries out electric energy transmission according to identified electric energy transmission path.The program
Realize the direct power trade between each energy routing node, and user is when there are electricity needs, it can be in multiple electric energy
The smallest supplier of power transmission loss is selected between supplier, to reduce electric cost.
Illustratively, node path determining module 730 is specifically used for：
The energy routing node without power trade is rejected from other energy routing nodes；By the smallest transmission electric energy
The corresponding dump energy routing node of loss value is determined as supplying energy routing node.
Illustratively, above-mentioned apparatus can also include：
Loss value transmission module, for determining the supplying energy of target energy routing node according to each transmission electric energy loss value
After routing node, other energy routing node-node transmissions based on discrete minimum consistency algorithm into direct-current grid supply should be able to
Transmission electric energy loss value corresponding to routing node is measured, so that other energy routing nodes in direct-current grid are according to target energy
It measures the transmission electric energy loss value that routing node is sent and updates local quantity of state.
Embodiment seven
Fig. 8 is a kind of structural block diagram for power trade device that the embodiment of the present invention seven provides, which can be performed this hair
Power trade method provided by bright embodiment three and example IV has the corresponding functional module of execution method and beneficial to effect
Fruit.As shown in figure 8, the apparatus may include：
Request receiving module 810 includes target energy routing node for receive the transmission of target energy routing node
The power request of quantity of state；
Loss value generation module 820, it is coupled for being calculated according to the quantity of state of the target energy routing node
Electric energy loss value between energy routing node generates transmission electric energy loss value；
Information feedback module 830, for the feedback letter to target energy routing node feedback comprising transmitting electric energy loss value
Breath, wherein feedback information is used to indicate target energy routing node according to other each energy routing node feeding backs received
Electric energy loss value is transmitted, determines the supplying energy routing node and supplying energy routing node and target of target energy routing node
Electric energy transmission path between energy routing node；
Electric energy transmission module 840, for carrying out electric energy transmission according to electric energy transmission path.
Technical solution provided in an embodiment of the present invention, other energy routing nodes are based on dividing according to target energy routing node
The power request including target energy routing node quantity of state that cloth consistency algorithm is sent, calculates coupled energy road
By the electric energy loss value between node, transmission electric energy loss value is generated, and is damaged to target energy routing node feedback transmission electric energy
Consumption value, so that target energy routing node determines the supplying energy road of target energy routing node according to each transmission electric energy loss value
By the electric energy transmission path between node and supplying energy routing node and target energy routing node；Supplying energy routing node
Electric energy transmission is carried out according to identified electric energy transmission path.The program realizes the direct electric energy between each energy routing node
Transaction, and user can select the smallest confession of power transmission loss when there are electricity needs between multiple electric energy suppliers
Quotient is answered, to reduce electric cost.
Illustratively, loss value generation module 820 is specifically used for：
Quantity of state according to target energy routing node updates local quantity of state；According to the local quantity of state updated and preset
Loss model determine the electric energy loss value between coupled energy routing node.
Illustratively, loss value generation module 820 also particularly useful for：
It determines and is transmitted between coupled energy routing node based on the minimum consistency algorithm of the discrete amount of offsetting
Minimum electric energy loss value on line；Local energy routing node and target are generated in the form of recursive based on minimum electric energy loss value
Transmission electric energy loss value between energy routing node.
It should be noted that the minimum consistency algorithm of the discrete amount of offsetting in the present embodiment is：
Wherein, NiFor the neighbor node number of the node i in power grid, S1It is the point set of leader node, S2Follow node
Point set, Pij lossIt is demand power value from node i to electric energy loss value generated on the transmission line of node j.x1i *For with function
The initial power loss value of the target energy routing node i of rate demand；x2i *It is damaged for the final electric energy of target energy routing node i
Consumption value；xj *Represent the electric energy loss value of j-th of energy routing intra-node.
Illustratively, electric energy transmission module 840 is specifically used for：
According to the corresponding electric energy transmission path of supplying energy routing node and the corresponding new electricity of new supplying energy routing node
Energy transmission path is powered target energy routing node.
Embodiment eight
Fig. 9 is a kind of structural schematic diagram for equipment that the embodiment of the present invention eight provides, and Fig. 9, which is shown, to be suitable for being used to realizing this
The block diagram of the example devices of inventive embodiments embodiment.The equipment 12 that Fig. 9 is shown is only an example, should not be to this hair
The function and use scope of bright embodiment bring any restrictions.
As shown in figure 9, equipment 12 is showed in the form of universal computing device.The component of equipment 12 may include but unlimited
In：One or more processor or processing unit 16, system storage 28, connecting different system components, (including system is deposited
Reservoir 28 and processing unit 16) bus 18.
Bus 18 indicates one of a few class bus structures or a variety of, including memory bus or Memory Controller,
Peripheral bus, graphics acceleration port, processor or the local bus using any bus structures in a variety of bus structures.It lifts
For example, these architectures include but is not limited to industry standard architecture (ISA) bus, microchannel architecture (MAC)
Bus, enhanced isa bus, Video Electronics Standards Association (VESA) local bus and peripheral component interconnection (PCI) bus.
Equipment 12 typically comprises a variety of computer system readable media.These media can be it is any can be by equipment 12
The usable medium of access, including volatile and non-volatile media, moveable and immovable medium.
System storage 28 may include the computer system readable media of form of volatile memory, such as arbitrary access
Memory (RAM) 30 and/or cache memory 32.Equipment 12 may further include it is other it is removable/nonremovable,
Volatile/non-volatile computer system storage medium.Only as an example, storage system 34 can be used for reading and writing irremovable
, non-volatile magnetic media (Fig. 9 do not show, commonly referred to as " hard disk drive ").Although being not shown in Fig. 9, use can be provided
In the disc driver read and write to removable non-volatile magnetic disk (such as " floppy disk "), and to removable anonvolatile optical disk
The CD drive of (such as CD-ROM, DVD-ROM or other optical mediums) read-write.In these cases, each driver can
To be connected by one or more data media interfaces with bus 18.System storage 28 may include that at least one program produces
Product, the program product have one group of (for example, at least one) program module, these program modules are configured to perform of the invention real
Apply the function of each embodiment of example.
Program/utility 40 with one group of (at least one) program module 42 can store and store in such as system
In device 28, such program module 42 includes but is not limited to operating system, one or more application program, other program modules
And program data, it may include the realization of network environment in each of these examples or certain combination.Program module 42
Usually execute the function and/or method in described embodiment of the embodiment of the present invention.
Equipment 12 can also be communicated with one or more external equipments 14 (such as keyboard, sensing equipment, display 24 etc.),
Can also be enabled a user to one or more equipment interacted with the equipment 12 communication, and/or with enable the equipment 12 with
One or more of the other any equipment (such as network interface card, modem etc.) communication for calculating equipment and being communicated.It is this logical
Letter can be carried out by input/output (I/O) interface 22.Also, equipment 12 can also by network adapter 20 and one or
The multiple networks of person (such as local area network (LAN), wide area network (WAN) and/or public network, such as internet) communication.As shown,
Network adapter 20 is communicated by bus 18 with other modules of equipment 12.It should be understood that although not shown in the drawings, can combine
Equipment 12 uses other hardware and/or software module, including but not limited to：Microcode, device driver, redundant processing unit,
External disk drive array, RAID system, tape drive and data backup storage system etc..
Processing unit 16 by the program that is stored in system storage 28 of operation, thereby executing various function application and
Data processing, such as realize power trade method provided by the embodiment of the present invention.
Embodiment nine
The embodiment of the present invention nine also provides a kind of computer readable storage medium, be stored thereon with computer program (or
For computer executable instructions), power trade side described in above-mentioned any embodiment can be realized when which is executed by processor
Method.
The computer storage medium of the embodiment of the present invention, can be using any of one or more computer-readable media
Combination.Computer-readable medium can be computer-readable signal media or computer readable storage medium.It is computer-readable
Storage medium for example may be-but not limited to-the system of electricity, magnetic, optical, electromagnetic, infrared ray or semiconductor, device or
Device, or any above combination.The more specific example (non exhaustive list) of computer readable storage medium includes：Tool
There are electrical connection, the portable computer diskette, hard disk, random access memory (RAM), read-only memory of one or more conducting wires
(ROM), erasable programmable read only memory (EPROM or flash memory), optical fiber, portable compact disc read-only memory (CD-
ROM), light storage device, magnetic memory device or above-mentioned any appropriate combination.In this document, computer-readable storage
Medium can be any tangible medium for including or store program, which can be commanded execution system, device or device
Using or it is in connection.
Computer-readable signal media may include in a base band or as carrier wave a part propagate data-signal,
Wherein carry computer-readable program code.The data-signal of this propagation can take various forms, including but unlimited
In electromagnetic signal, optical signal or above-mentioned any appropriate combination.Computer-readable signal media can also be that computer can
Any computer-readable medium other than storage medium is read, which can send, propagates or transmit and be used for
By the use of instruction execution system, device or device or program in connection.
The program code for including on computer-readable medium can transmit with any suitable medium, including --- but it is unlimited
In wireless, electric wire, optical cable, RF etc. or above-mentioned any appropriate combination.
Can with one or more programming languages or combinations thereof come write for execute the embodiment of the present invention operation
Computer program code, described program design language include object oriented program language-such as Java,
Smalltalk, C++, further include conventional procedural programming language-such as " C " language or similar program design language
Speech.Program code can be executed fully on the user computer, partly be executed on the user computer, as an independence
Software package execute, part on the user computer part execute on the remote computer or completely in remote computer or
It is executed on server.In situations involving remote computers, remote computer can pass through the network of any kind --- packet
It includes local area network (LAN) or wide area network (WAN)-is connected to subscriber computer, or, it may be connected to outer computer (such as benefit
It is connected with ISP by internet).
Note that the above is only a better embodiment of the present invention and the applied technical principle.It will be appreciated by those skilled in the art that
The invention is not limited to the specific embodiments described herein, be able to carry out for a person skilled in the art it is various it is apparent variation,
It readjusts and substitutes without departing from protection scope of the present invention.Therefore, although being implemented by above embodiments to the present invention
Example is described in further detail, but the embodiment of the present invention is not limited only to above embodiments, is not departing from structure of the present invention
It can also include more other equivalent embodiments in the case where think of, and the scope of the present invention is determined by scope of the appended claims
It is fixed.
Claims (13)
1. a kind of power trade method, which is characterized in that method includes：
Power demand request is obtained, and updates target energy routing node according to the demand power value in power demand request
Quantity of state；
Other energy routing node-node transmissions into direct-current grid include that the power of the quantity of state of target energy routing node is asked
Ask, wherein the power request be used to indicate other described energy routing nodes calculated according to the quantity of state it is coupled
Electric energy loss value between energy routing node generates transmission electric energy loss value, and feeds back to the target energy routing node
The transmission electric energy loss value；
The transmission electric energy loss value of other each energy routing node feeding backs is received, and determines target according to each transmission electric energy loss value
The supplying energy routing node of energy routing node and the supplying energy routing node and the target energy routing node it
Between electric energy transmission path so that the supplying energy routing node according to identified electric energy transmission path carry out electric energy biography
It is defeated.
2. the method according to claim 1, wherein determining that target energy routes according to each transmission electric energy loss value
The supplying energy routing node of node, including：
The energy routing node without the power trade is rejected from other energy routing nodes；
The corresponding dump energy routing node of the smallest transmission electric energy loss value is determined as supplying energy routing node.
3. the method according to claim 1, wherein determining that target energy routes according to each transmission electric energy loss value
After the supplying energy routing node of node, further include：
Supplying energy road described in other energy routing node-node transmissions based on from discrete minimum consistency algorithm to direct-current grid
The transmission electric energy loss value as corresponding to node, so that other energy routing nodes in direct-current grid are according to the target energy
It measures the transmission electric energy loss value that routing node is sent and updates local quantity of state.
4. the method according to claim 1, wherein determining that target energy routes according to each transmission electric energy loss value
Electric energy between the supplying energy routing node of node and the supplying energy routing node and the target energy routing node
After transmission path, further include：
Judge whether the local residual energy magnitude of the supplying energy routing node meets the needs of in the power demand request
Performance number；
If not satisfied, then according in the local residual energy magnitude of the supplying energy routing node and power demand request
Demand power value determines power shortage value；
The quantity of state of the target energy routing node is updated according to the power shortage value, and is routed according to the target energy
The quantity of state of node determines the new supplying energy routing node and the new supplying energy routing node of target energy routing node
New electric energy transmission path between the target energy routing node.
5. a kind of power trade method, which is characterized in that method includes：
Receive the power request of the quantity of state comprising target energy routing node of target energy routing node transmission；
Quantity of state according to the target energy routing node calculates the electric energy loss between coupled energy routing node
Value generates transmission electric energy loss value；
Feedback information to target energy routing node feedback comprising the transmission electric energy loss value, wherein the feedback
Information is used to indicate transmission electric energy loss of the target energy routing node according to other each energy routing node feeding backs received
Value determines the supplying energy routing node and the supplying energy routing node and the target energy of target energy routing node
Electric energy transmission path between routing node；
Electric energy transmission is carried out according to the electric energy transmission path.
6. according to the method described in claim 5, it is characterized in that, the quantity of state according to the target energy routing node calculates
Electric energy loss value between coupled energy routing node, including：
Quantity of state according to the target energy routing node updates local quantity of state；
The electric energy between coupled energy routing node is determined according to the local quantity of state and preset loss model updated
Loss value.
7. according to the method described in claim 5, it is characterized in that, the quantity of state according to the target energy routing node calculates
Electric energy loss value between coupled energy routing node generates transmission electric energy loss value, including：
It is determined between coupled energy routing node on transmission line based on the minimum consistency algorithm of the discrete amount of offsetting
Minimum electric energy loss value；
Local energy routing node is generated in the form of recursive based on the minimum electric energy loss value and the target energy routes
Transmission electric energy loss value between node.
8. the method according to the description of claim 7 is characterized in that the minimum consistency algorithm of the discrete amount of offsetting is：
Wherein, NiFor the number of the neighbours of energy routing node i in direct-current grid, S1It is the point set of leader node, S2It is to follow
The point set of node, Pij lossIt is demand power value from node i to electric energy loss value generated on the transmission line of node j.
9. according to the method described in claim 5, it is characterized in that, carrying out electric energy biography according to identified electric energy transmission path
It is defeated, including：
According to the corresponding electric energy transmission path of the supplying energy routing node and the corresponding new electricity of new supplying energy routing node
Energy transmission path is powered the target energy routing node.
10. a kind of power trade device, which is characterized in that including：
Request module, for obtaining power demand request, and more according to the demand power value in power demand request
The quantity of state of fresh target energy routing node；
Transmission module is requested, is requested for power demand described in other energy routing node-node transmissions into direct-current grid,
In, the power demand request is used to indicate other described energy routing nodes and calculates between coupled energy routing node
Electric energy loss value, generate transmission electric energy loss value, and feed back the transmission electric energy loss to the target energy routing node
Value；
Node path determining module, for receiving the transmission electric energy loss value of other each energy routing node feeding backs, and according to each
Transmission electric energy loss value determine target energy routing node supplying energy routing node and the supplying energy routing node with
Electric energy transmission path between the target energy routing node, so that the supplying energy routing node is according to identified electricity
It can transmission path progress electric energy transmission.
11. a kind of power trade device, which is characterized in that including：
Request receiving module, for receiving the quantity of state comprising target energy routing node of target energy routing node transmission
Power request；
Loss value generation module, for calculating coupled energy routing according to the quantity of state of the target energy routing node
Electric energy loss value between node generates transmission electric energy loss value；
Information feedback module, for the feedback letter to target energy routing node feedback comprising the transmission electric energy loss value
Breath, wherein it is anti-according to other each energy routing nodes received that the feedback information is used to indicate target energy routing node
The transmission electric energy loss value of feedback determines the supplying energy routing node and supplying energy routing section of target energy routing node
Electric energy transmission path between point and the target energy routing node；
Electric energy transmission module, for carrying out electric energy transmission according to the electric energy transmission path.
12. a kind of equipment, which is characterized in that the equipment includes：
One or more processors；
Storage device, for storing one or more programs；
When one or more of programs are executed by one or more of processors, so that one or more of processors are real
Now if power trade method of any of claims 1-4 or realization are as described in any one of claim 5-9
Power trade method.
13. a kind of storage medium, is stored thereon with computer program, which is characterized in that the realization when program is executed by processor
Such as the electricity of power trade method of any of claims 1-4 or realization as described in any one of claim 5-9
It can method of commerce.
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