CN101905678A - SEG (smart energy gateway) for optimized energy flow control - Google Patents

SEG (smart energy gateway) for optimized energy flow control Download PDF

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Publication number
CN101905678A
CN101905678A CN2010101947049A CN201010194704A CN101905678A CN 101905678 A CN101905678 A CN 101905678A CN 2010101947049 A CN2010101947049 A CN 2010101947049A CN 201010194704 A CN201010194704 A CN 201010194704A CN 101905678 A CN101905678 A CN 101905678A
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energy
controller
current
vehicle
cost
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CN101905678B (en
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伊格纳西奥·艾瓦雷兹·特龙科索
安东尼·费雷·法布雷加斯
乔斯·加布里埃尔·费尔南德斯
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Lear Corp
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Lear Corp
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    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
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    • Y02T10/84Data processing systems or methods, management, administration

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Abstract

A smart energy gateway (SEG) operable to optimize energy consumption in a manner that optionally reduces user costs and/or emissions. The SEG may include a controller operable to manage energy distribution between one or more sources and one or more loads include within a vehicle according to one or more energy distribution schedules, such as but not limited to energy distribution schedules weight according to monetary and/or emission-based valuation metrics.

Description

Be used to optimize the SEG (intelligent energy gateway) of energy current control
The cross reference of related application
The application requires the rights and interests of the U.S. Provisional Application submitted on June 8th, 2009 number 61/184,988, and requires the preceence of the U. S. application sequence number 12/782,220 submitted on May 18th, 2010.The open of these two applications all incorporated into thus by reference.
Technical field
The present invention relates to the method and system that managing electronic can flow, such as but not limited to operating the intelligent energy gateway (smart energygateway) that to optimize expenditure of energy (SEG) by the mode that reduces user cost and/or discharging.
Background
In vehicle now, much-talked-about topic is that consumption of fuel reduces.System known per is to stop to stop with starting outfit and will braking the regenerative braking device that mechanical energy converts electric energy to of engine when the vapour vehicle stops at the traffic lights place.Yet, use the single alternating current generator and the single energy storage elements (battery) that all are connected to single electrical network (powernet), the generating in automobile and the simplicity of switching arrangement have seriously limited the possibility of optimizing expenditure of energy.According to a nonrestrictive aspect of the present invention, a plurality of generatings (that is solar panels ...) and memory element (that is, ultra-capacitor, secondary battery ...) are used to provide to management and optimize and can flow open large-scale selection.This can use optimised complete system interconnection and the control that obtains the optimum capacity utilization benefit to realize.
Brief description of drawings
The present invention is at length indicated in claims.Yet in conjunction with the drawings with reference to following detailed, it is more obvious that further feature of the present invention will become, and the present invention will be understood best, in the accompanying drawings:
Fig. 1 illustrates the electronic system according to the vehicle of a non-limiting aspect of the present invention;
Fig. 2 illustrates the cut-away view according to the intelligent energy gateway (SEG) of a non-limiting aspect of the present invention;
Fig. 3-7 schematically shows the operation according to the SEG of a non-limiting aspect of the present invention; And
Fig. 8 illustrates the method that is used for the energy distribution in the management vehicle according to a non-limiting aspect of the present invention.
Describe in detail
As requested, disclosed herein is detailed embodiment of the present invention; However, it should be understood that disclosed embodiment only is the example of the present invention that may be embodied in the different and optional form.Accompanying drawing is not necessarily drawn in proportion; Some features can be exaggerated or minimize to show the details of specific features.Therefore, ad hoc structure disclosed herein and function detail should not be interpreted as restrictive, but differently use representative basis of the present invention as just instruction those skilled in the art.
Fig. 1 illustrates the electronic system 10 according to the vehicle of a non-limiting aspect of the present invention.System 10 disposes a plurality of energy generating element, energy storage elements and consumer or load.Fig. 2 illustrates the cut-away view according to the intelligent energy gateway (SEG) 12 of a non-limiting aspect of the present invention.It comprises that (C1, C2...., Cn) Kong Zhi a series of power switchs 14,16,18,20, controller/monitor 22 monitor actual energy stream and vehicle conditions and also use this information to come complete flowing in the control vehicle by the order according to controller/monitor 22.In addition, this SEG 12 merges intelligence and handles in real time and storage capacity, to analyze and typical case's's (with different) of assessment vehicle experience driving feature.This information can be then used in and be consumption of fuel minimizing and CO 2Discharging minimizes and optimizes that energy produces and flow.
Particularly, SEG 12 can calculate the optimal point of operation of any energy source in any time that needs produce power, where determine stored energy (in short-term or longer-term storage element), and according to real driving condition with arrange the expenditure of energy of load from the information of being analyzed that the cycle is driven in the front.Alternatively, system 10 can provide mobile correct electric power path to any real-time driving condition at any time in different potentials multivoltage source/storage/consumption network.
Fig. 3 schematically shows the SEG 12 according to a non-limiting aspect of the present invention.SEG 12 is illustrated as using three kinds of dissimilar energy media operations: the source (for example alternating current generator or solar cell) of always serving as input and only needing unidirectional power to flow; Can store also other media of energy output, that is, bi-directional device is memory element (battery or ultra-capacitor) for example, and the electrical network (for example, one or more loads, lead-acid battery and external charger) that is connected with several elements; And always catabiotic load (for example lamp or DC motor) when operation.
The different operating operation mode of SEG 12 and vehicle-state direct correlation.Fig. 4-7 illustrates by select the optimal combination of power supply at any driving condition, uses SEG 12 to control different sources effectively so that the example of desired electric current to be provided to load.In order to simplify accompanying drawing, example considers to use input (alternating current generator and another energy source be solar cell for example), a storage (two-way) I/O (battery) and a support type of two Source Types to export the SEG 12 that operates.
Fig. 4 illustrates car-parking model (engine-off), and wherein vehicle load produces hardly and consumes and alternating current generator is closed.In this case, if the source be available (for example, solar cell or grid connect), SEG 12 provides electric current to load electrical network (being used for electric current is sent to the network of the load of active request), if and the source generation power more power more required than load electrical network, then excess can be used for to the battery or a plurality of recharging of battery that are present in the system.Fig. 5 is illustrated in a kind of situation during the car-parking model, and wherein the load electrical network also comprises other element except load, for example memory element (battery, ultra-capacitor) or can be used for electrical generator (for example external charger) to battery or a plurality of recharging of batterys.If the load electrical network does not have to serve as the element in source, then this pattern is not possible.
Fig. 6 illustrates driving model (engine unlatching), and the energy that wherein is used for powering load can be provided by the combination of useful source.Usually, to the energy of load will be the energy that flows out from source #1 (alternating current generator), source #2 (solar cell) and memory element (battery) and.According to vehicle-state, the energy efficiency in each source changes.For example, when startup and low speed, alternating current generator has low efficiency.Therefore, in this case, powering load so that use energy from some useful sources (in this example for battery and solar cell) to minimize the energy that extracts from other energy source (being alternating current generator in this example) simultaneously may be more effective.SEG 12 can guarantee that the state-of-charge (stateofcharge) of battery (or a plurality of battery) (SOC) remains on the specified minimum value.When high speed, using may be more effective from the energy of alternating current generator, because the efficient of alternating current generator is very high.According to the efficiency chart of each energy source, SEG 12 monitoring load requests, and from a part of energy of being asked of each source extraction.If the energy that is produced by (pure) source is higher than needed load (for example, but typical case is when the regenerative braking device time spent), the extra energy that produces can be used for to battery or a plurality of recharging of battery, as shown in Figure 7.
Can flow between the different elements in the nonrestrictive aspect imagination control vehicle of the present invention.Though the present invention is not defined as any specific combination that is limited to energy device, the present invention imagines at least one application that vehicle wherein comprises solar energy source, side production (byproduct) energy, alternating current generator and passive (passive) energy.
Solar energy source can be operated and for example use the lip-deep solar panels that are exposed to sunlight that are positioned at vehicle and produce electric energy from solar power.The side production energy or a plurality of energy can be operated so-called " freedom " energy that comes from the side production as the operation vehicle produces and produce electric energy, for example from heat of exhaust produce electric energy thermoelectric generator, produce the electrical generator of electric energy or produce the turbo-machine of electric energy from air-flow from Vehicular vibration.Electrical generator can operate the engine from fuel driven, for example from the operation of the combustion engine or the fuel cell that are used to promote vehicle, produces electric energy.The passive energy can operate storage of electrical energy and output electric energy stored, for example battery or ultra-capacitor in the past.
Yet the present invention is not defined as the distribution that is limited to management energy in the vehicle that only has the energy device of being mentioned.The present invention fully imagines the application in having the vehicle of other energy.An extra energy can be the brake power generating machine, and it is used for producing electric energy from regenerative braking device,, comes the rolling brake electrical generator by depending on the wheel rotation that is.The brake power generating machine is not considered to " freedom " energy, even it is from the operation produce power of vehicle, because it places load on vehicle efficient can be controlled selectively, can not be controlled selectively and pass through the load that " freedom " energy is placed on the vehicle, promptly, vibration on vehicle, hot gentle outflow be all time now, and if any extra low efficiency of vehicle movement is arranged, the use that wherein produces electric energy increases minimumly.
Fig. 8 illustrates the flow process Figure 40 according to the method that is used for the energy distribution in the management vehicle of a non-limiting aspect of the present invention.Other logic power element that this method can be used controller or send the instruction that is enough to control the miscellaneous equipment in SEG or the vehicle is carried out, so that realize finishing the necessary operation of the contemplated action of the present invention, is used for management energy and distributes.
Piece 42 relates to determines the magnitude of current that can obtain from each energy.The amount of obtainable electric current can be based on the current vehicles operating conditions, for example speed, load, landform etc.Can determine the amount of obtainable electric current to each energy,, suppose that vehicle continues to keep its current operation status to reflect the available energy in each source.When the state of vehicle operating changes, for example, if because the dark of tectal variation of cloud or increase, less energy can be used for solar energy source, if vehicle changes to turnpike driving from the city, or the like, then the amount of obtainable electric current dynamically changes.The magnitude of current that can obtain from each source can upgrade continuously and/or dynamically along with any variation of vehicle operating state, and/or it can upgrade at interval automatically by preset time.
Piece 44 relates to determines that each source provides the cost of electric current.Cost can be based on every ampere of amount of money, for example every ampere (or the CO that is discharged 2Ppm) dollar.The table that illustrates has below illustrated the exemplary price list based on currency, and it is used at least in part providing energy based on the current capacity as the function fluctuation of the speed of a motor vehicle from multiple source.
Figure GSA00000133421500051
Each source provides the cost of electric current can produce the cost of useful capacity based on the source.This cost can change according to the operation of vehicle.The amount of the fuel that the cost of energy for example can be consumed based on the engine operation alternating current generator by fuel driven is provided from alternating current generator.Alternating current generator can change the efficient that fuel converts energy to according to the amount of the energy that is produced and the operating conditions of engine.Provide the cost of energy can be considered to zero from the side production source, because this energy uncontrollably produces, and have a mind to not increase requirement to vehicle, though as in the situation of solar energy source, this discontinuously (reliably incomplete) depend on uncontrollable fact.
Replacement is at the energy-producing cost of given time point, and cost also can be based on the energy-producing cost that caused in the past.The passive energy for example is merely able to the energy that provides stored.At least for the purpose of piece 44, the cost of giving passive charging energy sources that caused in the past can be used as the cost that energy is provided subsequently.Cost to passive charging energy sources can remaining in the memory device along with the time in the past.Because the passive energy can use the energy of different amounts periodically to be charged and discharge, cost can be confirmed as being used for the aviation value of the charging incident of predetermined quantity.The charging incident of predetermined quantity can be based on the quantity of the former charging incident of the current SOC that is used to realize the passive energy.
Also can provide the cost of available current with each source of different calculation of price according to the operation setting of the corresponding energy.For example, can indicate and to keep the safe in operation standard simultaneously from its all electric currents that draw or provide from the magnitude of current that each source obtains.At least in this sense, the scale of electric current shows the maximum of the electric current that can be provided.Electric current more effectively is provided when in some cases, one or more sources may be operated at different capacity level places.When for example can operating, alternating current generator provides electric current with lower cost under the maximum operation capacity of current vehicle operating situation.
Piece 44 can comprise the cost of determining to provide available current according to price, and this price changes according to the operating conditions in source.According to the source whether the maximum operation capacity place of current vehicle operating situation or under operation, cost can comprise different values.Under the situation of landform related system, whether cost can may carry out city or turnpike driving according to vehicle and be calculated similarly.Can determine landform from travel map that is imported into global positioning system (GPS) or the deduction of making from the historical data of for example representing the general route that the current time work of chaufeur one day is taked according to the driving experience in past.Even in addition, when device can be used for predicting following vehicle-state, as described navigational aid based on GPS or historical vehicle service contamination, wherein system may know that for example long downhill path will be just near (not far future), the energy that this information can be used for improving in the current time uses optimization, system for example obtains extra energy (under the threshold value that allows), because can recharge to it at short notice from battery.
Expression provides the value of cost of this magnitude of current to be imported by the user, for example the user of the fuel cost of the engine that is driven by the input driving fuel and/or by send to the wireless information of vehicle during the refueling operation of vehicle from fuel source at supplemental fuel.Cost also can be based on to some the compromise pre-assigned value in the vehicle performance.Provide the delay of the increase that energy for example causes vehicle and the reduction of vehicle performance from the regenerative brake element, that is, the load on the wheel increases, to exchange produce power for.For the cost of the energy that provides thereby produce is provided, can distribute to value of these and other incident.
Piece 46 relates to determines the desired electric current of one or more vehicle load.Desired electric current can be based on any vehicle arrangement electronic operation needs of (referring to load under this background).Desired electric current can be based on the cumulative total to all loads of current vehicle operating situation, if and do not have the electric current that requires at present, load may be the electric current at forward requirement, for example keeping crucial vehicle operating ability, as restart, alarm energising etc.Be included in current requirements some vehicle load in determining and represent the required electric current of operation information entertainment orientation system, heating system, cooling system, Lighting System and safety system correctly.
In some cases, some equipment in the vehicle can change between as the energy and load.The passive energy for example can be such equipment, depends on its SOC.Under the situation that the passive energy support unit of needs is restarted, for example the source may need minimum SOC, restarts so that carry out.SOC can be used as threshold value, to determine the passive energy whether electric current can be provided or to need the passive energy to require electric current.
Threshold value can change according to tenure of use, temperature and the other factors relevant with satisfying its desired operation of the passive energy.Be higher than at SOC under the situation of threshold value, the passive energy can be considered to the available current up to threshold value.Be lower than at SOC under the situation of threshold value, if for example must draw above the key operation to support fully to be supported by other energy of the electric current of threshold value, the then passive energy can be considered at least the load up to threshold value.
Piece 48 relates to one or more planning charts (schedule) that identification is used to provide desired electric current.Planning chart can be based on the various combination of at least one energy that the general requirements amount that is enough to satisfy electric current is provided.The predetermined current that provides from one or more sources at the varying level place is provided each planning chart.The table that illustrates has below illustrated when vehicle is advanced with 10MPH the possible planning chart (runic) to the desired electric current of 5A.
Figure GSA00000133421500071
Planning chart #1 (7.5A@$1.75)
Figure GSA00000133421500081
Planning chart #2 (5.5A@$1.5)
Planning chart #1 will cause the energy to be controlled as with every every $1.75 provides 7.5A altogether.Planning chart #2 will cause the energy to be controlled as with every every $1.5 provides 5.5A altogether.In each planning chart, the magnitude of current surpasses desired amount.Planning chart can use any amount of combination of the value of being mentioned to be identified, and does not need always to cause extra electric current.The extra current planning chart is illustrated as only showing for the chance of passive charging energy sources and cost subsequently.
Suppose and take 5A to satisfy current requirements, planning chart #1 causes 2.5A to can be used for to passive charging energy sources, is available and planning chart #2 causes .5A.Though planning chart #1 is more expensive, it may be more reliable, depends on the current SOC of battery, that is, may be desirable if battery a shade below threshold value, charges the battery.In each planning chart, the electric current that draws from each source can control to concrete vehicle load with being directed.Under needs are given the situation of a passive charging energy sources, can be directed into battery from the electric current of side production source and/or solar energy source, so that more critical loads can be powered by alternating current generator.This may be useful, because because variable weather condition, solar power may be more unreliable.
Under the situation of wishing the least cost solution, can select planning chart #2, because it causes minimum total cost.Certainly, if for example alternating current generator is controlled to 3.5A is provided, other combination can be arranged to further cost-cutting.Planning chart #1 and #2 do not comprise that the passive energy provides the part in source as electric current.Approach under the situation of threshold value at passive energy SOC, and/or too high and can not guarantee it under the situation of the discharge under the current vehicle operating situation at the cost of giving passive charging energy sources, this can be done and save the operation of the passive energy.
Piece 50 relates to the distribution according to one of two planning charts determining management electric current in piece.This can for example comprise according to the planning chart (planning chart #2) with least cost, based on becoming original management energy to distribute.In addition, according to vehicle priority and security strategy, some loads may even be disconnected or partly power supply, so that pay the utmost attention to the charging (considering that priority is to guarantee the next engine that start in not far future of enough energy) of battery.
Certainly, any amount of other tolerance can be used for being chosen in the planning chart that management energy uses in distributing.For example, be not according to monetary mechanism select planning table, wherein from a source or another interests that energy is provided based on monetary value, can estimate to realize similar control policy according to discharge costs, wherein be worth or cost according to the CO that in produce power, generates 2The quantity of discharging is provided with.Can select to have the planning chart of minimum discharge costs, that is, produce the planning chart of the discharging of minimum number.
Alternatively, with the cooperating of monetary cost assessment in can use discharge costs to estimate, distribute with management energy.For example, there are identical monetary cost or roughly the same cost (for example, in 5-15% each other under) the situation, can select to have planning chart at a plurality of planning charts than the anti-emission carburetor cost.Also can merge discharging and monetary cost assessment,, only consider planning chart with the discharge costs that is lower than certain threshold value so that when selecting to have the planning chart of minimum monetary cost according to the discharge costs threshold value.
In order to promote the contemplated evaluating system based on discharging, one or more emission sensors can be comprised and be used for the discharging of sensing consumption of fuel source (engine, fuel cell etc.), produce electric energy simultaneously.Under the situation of passive element, provide the discharge costs of energy can be based on the discharging that in to the source charging, produced in the past.
Confirmed that as above a non-limiting aspect of the present invention relates to the equipment that can flow that can operate in the abundant control vehicle, for example intelligent energy gateway (SEG).For example, the voltage that the SEG may command is different and one or more electric currents between the different parts (for example, electrical generator and source, memory system, consumer or other suitable parts) of switching arrangement.
Confirmed that as above a non-limiting aspect of the present invention realizes merging the optimization system of a plurality of energy sources and a plurality of memory elements.Alternatively, the present invention can support one or more in the following ability:
The ■ power supply can have different power and voltage/current variation range;
The ■ power supply sends to load with power discriminably or simultaneously;
The electric current that ■ flows to any load/memory element from any source/memory element is controollable always; Set up suitable energy flow path and switching strategy multiple source is incorporated in the single grid line;
■ selects suitable source/storage power supply configuration according to vehicle condition to energy efficiency;
The ■ maximization is to the efficient conversion of " non-freedom " energy (that is the energy that obtains from consumption of fuel);
■ can merge control algorithm, for example is used for the MPPT maximum power point tracking (MPPT) of generating element such as photovoltaic or thermoelectric generation array.
According to a nonrestrictive aspect of the present invention, a plurality of generatings (that is solar panels ...) and memory element (that is, ultra-capacitor, secondary battery ...) are used to provide to management and optimize and can flow open large-scale selection.This can use optimised complete system interconnection and the control that obtains the optimum capacity utilization benefit to realize.
As requested, disclosed herein is detailed embodiment of the present invention; However, it should be understood that disclosed embodiment only is the example of the present invention that may be embodied in the different and optional form.Accompanying drawing is not necessarily drawn in proportion; Some features can be exaggerated or minimize to show the details of specific features.Therefore, concrete structure disclosed herein and function detail should not be interpreted as restrictive, but differently use representative basis of the present invention as just the representative basis of claim and/or as instruction those skilled in the art.The feature that can merge the embodiment of various realizations forms other embodiment of the present invention.

Claims (20)

1. controller that is used for the distribution of electric energy in the management vehicle, described vehicle have can operate from solar power produce electric energy solar energy source, can operate " freedom " energy that produces from the operation of vehicle produce electric energy the side production energy, can operate from the operation of the engine of fuel driven produce the alternating current generator of electric energy and can operate storage of electrical energy and output before at least one passive energy of electric energy stored, described controller can be operated next:
Based on current vehicle operating situation, determining can be from the magnitude of current of each acquisition described solar energy source, the described side production energy, described alternating current generator and the described passive energy;
Determine for described current vehicle operating situation and from described solar energy source, the described side production energy, described alternating current generator and the described passive energy each provides the cost of the described magnitude of current;
Determine the current requirements of one or more current draw Vehicular systems for described current vehicle operating situation;
At least two planning charts of described current requirements are satisfied in identification, each planning chart comprise provide can be from described solar energy source, the described side production energy, described alternating current generator and the described passive energy of at least a portion of the described magnitude of current of its acquisition at least one various combination; And
Based on for each the determined cost that electric current is provided in described solar energy source, the described side production energy, described alternating current generator and the described passive energy, manage the distribution of electric current at least according to one of described two planning charts with least cost.
2. controller as claimed in claim 1, this controller also can operate the cost of basis by the fuel of the described magnitude of current of the employed generation of the engine of described fuel driven, determine to provide from described alternating current generator the cost of the described magnitude of current.
3. controller as claimed in claim 2, this controller also can be operated the cost that comes in response to the user's input signal that user interface produced from be included in described vehicle to determine described fuel.
4. controller as claimed in claim 2, this controller also can operate the cost of determining described fuel from wireless information, described wireless information provides from the fuel source of the Fuel Tank that is used to fill described vehicle, and the employed described fuel of the engine of described fuel driven obtains from described Fuel Tank.
5. controller as claimed in claim 1, this controller also can operate the cost of giving described passive charging energy sources according to accumulation in the past, determine to provide from the described passive energy cost of the described magnitude of current.
6. controller as claimed in claim 5, this controller also can be operated after each electric current is provided for the part of the described passive energy as the charging incident, renewal provides the cost of the described magnitude of current from the described passive energy, and the cost that is upgraded equals the average unit cost of the charging incident of predetermined quantity.
7. the described predetermined quantity that controller as claimed in claim 6, this controller also can be operated the incident of charging is set to equal the quantity of the former charging incident of being carried out, to obtain the current state-of-charge (SOC) of the described passive energy.
8. controller as claimed in claim 1, this controller also can be operated will provide the cost of the described magnitude of current to be defined as zero from described solar energy source, and not consider the described magnitude of current that can obtain from described solar energy source.
9. controller as claimed in claim 1, this controller also can be operated when the state-of-charge (SOC) of the described passive energy is lower than predetermined threshold and can obtains than the more electric current of the desired electric current of other Vehicular system, determines that the described passive energy that will comprise is at least a portion that needs one of electric current Vehicular system and described current requirements.
10. controller as claimed in claim 9, this controller also can be operated and described predetermined threshold be defined as the temperature of the tenure of use of the described passive energy, the described passive energy and from least one the function in the required magnitude of current of the engine that starts described fuel driven once more of the described passive energy.
Drive landform 11. controller as claimed in claim 1, this controller also can be operated based on the expection of described vehicle, manage the distribution of electric current at least according to one of described two planning charts different with described planning chart with described least cost.
12. controller as claimed in claim 11, this controller also can be operated with the employed global positioning system of described vehicle (GPS) navigation, drive landform with the described expection of determining described vehicle.
13. controller as claimed in claim 12, this controller also can be operated at least in part and determine that based on described GPS described vehicle carries out turnpike driving or city driving, and described controller can be operated only to come and carry out managing according to one of described at least two planning charts different with the described planning chart with described least cost under the situation of city driving the distribution of electric current at described vehicle.
14. a controller that is used for the distribution of electric energy in the management vehicle, described vehicle has a plurality of energy and a plurality of load, and described a plurality of loads are by the energy power supply from described a plurality of energy, and described controller can be operated:
Determining can be from the magnitude of current of each acquisition of described a plurality of energy;
Determine that from described a plurality of energy each provides the discharge costs of the described magnitude of current;
Determine each current requirements the load that is powered;
At least two planning charts of described current requirements are satisfied in generation, and each planning chart comprises at least one the various combination described a plurality of energy of at least a portion that the described magnitude of current that can obtain from each energy is provided; And
Manage the distribution of electric current at least according to one of described two planning charts with minimum discharge costs based on the described discharge costs of each the determined electric current that is provided as described a plurality of energy.
Produce at least one planning chart 15. controller as claimed in claim 14, this controller also can be operated, wherein said at least one with in the load that is powered need be disconnected, so that pay the utmost attention to a charging in the described multiple source.
16. controller as claimed in claim 14, this controller also can operate the expection driving landform according to described vehicle to produce at least one planning chart.
17. controller as claimed in claim 14, this controller also can be operated according to historical driving model, for the chaufeur that is identified as the described vehicle of current driving produces at least one planning chart.
18. an intelligent energy gateway (SEG) that is used in the vehicle, described vehicle has a plurality of energy and a plurality of load, and described intelligent energy gateway comprises:
A plurality of power switchs, these a plurality of power switchs are controlled with can flow in the described vehicle of control between described a plurality of energy and described a plurality of load by order; And
Controller, this controller can be operated:
(i) determining can be from the magnitude of current of each acquisition described a plurality of energy;
(ii) definite each from described a plurality of energy provides the cost of the described magnitude of current;
(iii) determine each current requirements the load that is powered;
(iv) produce a plurality of planning charts satisfy described current requirements, each planning chart comprises at least one the various combination described a plurality of energy of at least a portion that the described magnitude of current that can obtain from each energy is provided; And
(v) control described a plurality of power switch according to one of described a plurality of planning charts with least cost.
19. intelligent energy gateway as claimed in claim 18, wherein said controller also can be operated:
(i) definite each from described a plurality of energy provides the discharge costs of the described magnitude of current;
(ii) at least two in described a plurality of planning charts have under the roughly the same condition of cost, manage the distribution of electric current at least according to one of two planning charts with minimum discharge costs.
20. intelligent energy gateway as claimed in claim 18, wherein said controller also can be operated zero cost is distributed in the described multiple source at least one.
CN201010194704.9A 2009-06-08 2010-06-07 SEG (smart energy gateway) for optimized energy flow control Expired - Fee Related CN101905678B (en)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
US18498809P 2009-06-08 2009-06-08
US61/184,988 2009-06-08
US12/782,220 US8401779B2 (en) 2009-06-08 2010-05-18 SEG (smart energy gateway) for optimized energy flow control
US12/782,220 2010-05-18

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CN101905678B CN101905678B (en) 2014-01-08

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