CN202190291U - Electric automobile energy-saving efficiency-increasing evaluation and supervision system under smart power grid - Google Patents
Electric automobile energy-saving efficiency-increasing evaluation and supervision system under smart power grid Download PDFInfo
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- CN202190291U CN202190291U CN2011200813437U CN201120081343U CN202190291U CN 202190291 U CN202190291 U CN 202190291U CN 2011200813437 U CN2011200813437 U CN 2011200813437U CN 201120081343 U CN201120081343 U CN 201120081343U CN 202190291 U CN202190291 U CN 202190291U
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Abstract
The utility model discloses an energy-saving efficiency-increasing evaluation and supervision system of an electric automobile under a smart grid, which belongs to the field of power system automation and mainly comprises an energy-saving efficiency-increasing database, a smart electric meter, a background evaluation and supervision control system, an identity recognition device and a bidirectional intelligent control device; the two-way intelligent control device is connected with the intelligent electric meter through an electric power line, the background evaluation and supervision control system is respectively connected with the intelligent electric meter, the two-way intelligent control device and the identity recognition device through communication lines, and the energy-saving and efficiency-improving database is connected with the background evaluation and supervision control system through the Internet of things through the communication lines; the intelligent electric meter is connected to the intelligent electric network through a power line, the background evaluation and supervision control system is connected to the Internet of things through a communication line, and the bidirectional intelligent control device is connected to a storage battery of the electric automobile or energy consumption equipment of an electric automobile charging station through the power line. The utility model discloses can realize smart power grids's optimization power consumption mode.
Description
Technical field
The utility model belongs to power system automatic field, relates to estimate and supervisory systems evaluation of electric automobile energy efficiency and supervisory systems under particularly a kind of intelligent grid.
Background technology
Each state of the world today all is in the dual-pressure of energy crisis and environmental pollution, and this impels various countries must change existing energy development strategy.China is at the thinking of development that has also proposed in recent years to build a resource-conserving and environment-friendly society.Have higher requirement so also for aspects such as power system development and power supply service quality.Under this background, State Grid Corporation of China has proposed to base oneself upon autonomous innovation, and accelerate building with extra-high voltage grid is key rack, and electric network coordinations development at different levels have the developing goal of strong intelligent grid of the unification of informationization, automation, interactive characteristic.
Interactive dynamic role is the principal character and the developing goal of intelligent grid, and it can realize that information interaction, demand between grid company and the user are mutual.For the user, can be used as distributed load and power supply and insert electrical network, participate in the load control and the management of electrical network, and can electric energy more than needed be used for electrical network allotment and emergent.For electrical network, can grasp power requirement in real time, the reasonable disposition power resource, guiding user's electricity consumption behavior is increase investment returns, and strengthens grid stability.Certainly, realize this target, be not only the thing on the technological layer, and it also relates to user's energy efficiency consciousness, and government is to the evaluation and the supervision problem of the behavior of user's energy efficiency.
The evaluation of China's current at present mainly concentrates on electric equipment itself with supervision; Only with the saving energy and reduce the cost of safety of products operation, product itself, environmental protection optimization with reduce cost and attach most importance to; And user's energy efficiency action supervision aspect also is in blank; Only to strengthen user's awareness of saving energy, lean on user's the sense of duty, the restriction of ethics and self-discipline to realize the conscious energy-conservation of the common people, this tends to make the slogan of energy efficiency vague and general, lack of checks on power.
The utility model content
The purpose of the utility model is that solution energy efficiency slogan is vague and general, the problem of lack of checks on power, propose energy efficiency evaluation and supervisory systems under a kind of intelligent grid, thereby the optimization that realizes intelligent grid is used power mode.
To achieve these goals, the technical scheme taked of the utility model is following:
Electric automobile energy efficiency evaluation under a kind of intelligent grid and supervisory systems and method thereof; It is characterized in that; Said system is mainly by intelligent electric meter, backstage evaluation and supervisory control system, identity recognition device, two-way intelligence controlling device, and the energy efficiency database that is arranged in the Internet of Things is formed; This two-way intelligence controlling device is connected by power circuit with intelligent electric meter; This backstage is estimated and is connected by communication line with identity recognition device with intelligent electric meter, two-way intelligence controlling device respectively with supervisory control system, and the energy efficiency database that is arranged in the Internet of Things is connected by communication line with supervisory control system with the backstage evaluation through Internet of Things; Intelligent electric meter is connected on the intelligent grid by power line; The backstage is estimated with supervisory control system and is connected on the Internet of Things by communication line, and two-way intelligence controlling device is connected on the battery of electric automobile or on the energy consumption equipment of electric automobile charging station by power line.
Said system not only estimates and supervises electric automobile user's energy efficiency behavior, and also the running to the electric automobile charging station energy consumption equipment carries out energy efficiency evaluation and supervision.
Adopt technique scheme, the beneficial effect of the utility model is:
1) propose to set up the energy efficiency database under the intelligent grid, and refinement goes out to reflect the parameter of energy consumption equipment energy efficiency behaviors such as electric automobile user and electric automobile charging station, for the energy efficiency evaluation and the supervision of government provides valuable quantitative information.
2) the electric automobile energy efficiency supervision that proposes under the intelligent grid is merged with Internet of Things mutually, and system carries out unified evaluation and supervision to the energy efficiency behavior of energy consumption equipments such as electric automobile user and electric automobile charging station.The electric automobile user can reasonably arrange the energy efficiency behavior of oneself; When obtaining self minimum electric cost, practice thrift national resources; Supervision department can be according to the energy efficiency situation of energy consumption equipment; Arrange the energy efficiency special fund, impel enterprise to carry out energy efficiency transformation and adjustment energy efficiency input etc.Thereby maximization energy efficiency and optimization under the realization intelligent grid are used power mode.
The utility model is also suitable to energy efficiency evaluation and the supervision etc. of other power consumption industries, has very large economy and social benefit.
Description of drawings
Fig. 1 is that the electric automobile energy efficiency under the intelligent grid is estimated and the supervisory systems block diagram.
Fig. 2 is energy efficiency evaluation and supervisory systems software flow pattern.
Embodiment
Here be example with the ev industry under the intelligent grid, be described in detail the practical implementation of the utility model.
Electric automobile energy efficiency under the intelligent grid that the utility model proposes is estimated with the supervisory systems structure as shown in Figure 1, and wherein thick line is represented power circuit, and fine rule is represented communication line.This system is made up of energy efficiency database, intelligent electric meter, backstage evaluation and supervisory control system, identity recognition device, two-way intelligence controlling device; Two-way intelligence controlling device is connected through power circuit with intelligent electric meter; The backstage is estimated and is connected through communication line with identity recognition device with Internet of Things, intelligent electric meter, two-way intelligence controlling device respectively with supervisory control system, and the energy efficiency database is estimated with the backstage through Internet of Things and is connected through communication line with supervisory control system; Intelligent electric meter in the native system is connected on the intelligent grid through power line, and two-way intelligence controlling device is connected on the storage battery of electric automobile through power line; The energy efficiency database is based upon in the Internet of Things, is used to store utilization rate, efficiency for charge-discharge, electrical network contribution rate, harmonic pollution rate and the energy efficiency integrated integral energy consumption equipment energy efficiency parameter information of energy efficiency consciousness integration, energy efficiency contribution integration, these user's energy efficiency parameter informations of energy efficiency integrated integral and electric automobile charging station; Intelligent electric meter is used to monitor buying electricity and selling electric weight of electric automobile user; The backstage estimate with supervisory control system according to corresponding information in the energy efficiency database of Internet of Things transmission, show electricity price, planned number and the energy efficiency parameter information of current fast charging and discharging and not energy-conservation user's the behavior that discharges and recharges of restriction to user vehicle; Identity recognition device is used for discerning electric automobile user's identity; Two-way intelligence controlling device carries out discharging and recharging of accumulator of electric car according to the command signal that the backstage is estimated and supervisory control system sends to be operated and valuation;
Mainly utilize identity recognizing technology in the system of the utility model, make up the electric automobile charge-discharge system of intelligent identification, monitoring and management, and respectively with the intelligent grid network that the user is estimated and supervises of composition that is connected with Internet of Things.In this network; Each user has an independently ID card; Write down this user charging times, sell electric number of times, charge volume, sell information such as electric weight and various power save parameters; Being transferred to the backstage after acquisition system all can be upgraded power information behind each bankcard consumption estimates and supervisory control system; The backstage is estimated and to be deducted fees, to return expense with supervisory systems according to these information and calculate, and sends the energy efficiency database preservation in energy efficiency ID card and the Internet of Things to after individual power save parameters such as user's awareness of saving energy evaluating, energy-conservation service rating parameter and individual energy-conservation comprehensive parameters are upgraded.When the user consumed once more, the backstage is estimated with supervisory control system can show the information such as electricity price, planned number and energy efficiency parameter of current fast charging and discharging according to the Internet of Things information transmitted to the user.For sale of electricity company, can limit not energy-conservation user's frequent charge at any time like this, encourage users carries out energy-conservationly selling during the peak with load.For the user, after the power save parameters of oneself, just the electricity of buying of the formulation of science oneself is sold the electricity plan as required, in the maximized while of number one, has practiced thrift national resources clear and definite.In addition, this system also supervises the practical operation situation of each charging station, and utilization rate, efficiency for charge-discharge, electrical network contribution rate, harmonic pollution rate and the energy-conservation comprehensive parameters etc. of charging station are monitored.Supervision department can obtain the energy-conservation situation of each charging station like this, arranges energy-conservation special fund, impels enterprise to adjust energy-conservation input etc.; Grid company can be autotelic be carried out reducing energy consumption and distribution discharges and recharges index etc. to each charging station.
Energy efficiency database in the native system can be made up of the PC with big capacity storage hardboard, is used to store the energy consumption equipment energy efficiency parameter informations such as utilization rate, efficiency for charge-discharge, electrical network contribution rate, harmonic pollution rate and energy efficiency integrated integral of energy efficiency consciousness integration, energy efficiency contribution integration, these user's energy efficiency parameter informations of energy efficiency integrated integral and electric automobile charging station; Intelligent electric meter can adopt the electric power parameter tester of the PM series of Schneider company, is used to monitor buying electricity and selling electric weight of electric automobile user; It is core controller that the backstage evaluation can be adopted Schneider company's T SXPremium series of PLC with supervisory control system; It is according to the Internet of Things information transmitted; Show electricity price, planned number and the energy efficiency parameter information of current fast charging and discharging to the user, and not energy-conservation user's the behavior that discharges and recharges of restriction; It is that core controller is formed that identity recognition device can adopt the chips such as P5CD081 of grace intelligence Pu semiconductor company, is used for discerning electric automobile user's identity; Two-way intelligence controlling device can be made up of PWM rectification circuit and two-way isolation DC/DC circuit, and it is estimated the command signal of sending with supervisory control system according to the backstage and carries out the operation that discharges and recharges of electric automobile or electric automobile charging station.
As shown in Figure 2 is the program flow diagram of backstage evaluation and supervisory control system; Program adopts trapezoid figure language to write, and mainly comprises initialization, gathers input signal, gathers parameters of electric power, reads the PC data, calculation of parameter, power-supply system control, human-machine interactive information are upgraded, the PC interactive information is upgraded subprogram.Initialization subroutine is used for all kinds of registers that need to use in the control system are carried out initialization operation, so that control system can normally be moved; Gather the input signal subprogram and be used for gathering each item control operation parameter that each item energy efficiency parameter of storing in the ID card and user import from man-machine interface; Gather the parameters of electric power subprogram and be used for gathering each item parameters of electric power in the charging station running, and store in the control system after each item analog signals is converted into corresponding digital quantity; Read PC data subprogram and be used for reading each item information parameter that Internet of Things passes to PC; The calculation of parameter subprogram is bought electric number of times, sells electric number of times, buys electric weight, is sold electric weight and energy efficiency consciousness integration, the utilization rate of energy efficiency contribution integration, energy efficiency integrated integral user energy efficiency parameter information and charging station equipment, buys electricity and sell electrical efficiency, electrical network contribution rate, harmonic pollution rate and energy efficiency integrated integral energy consumption equipment energy efficiency parameter information and deduct fees, return expense calculating according to what collect; The power-supply system control subprogram is according to the operation that discharges and recharges of input signal commands for controlling charging station; Human-machine interactive information upgrades subprogram and is used for showing current charged state to the user, and to the user power save parameters send energy efficiency ID card to after upgrading; The energy efficiency parameter that PC interactive information renewal subprogram will be upgraded good user and charging station is transferred to the PC storage.
Said system is not only estimated and is supervised electric automobile user's energy efficiency behavior, and also the running to the electric automobile charging station energy consumption equipment carries out energy efficiency evaluation and supervision.
Claims (1)
1. the electric automobile energy efficiency under the intelligent grid is estimated and supervisory systems; It is characterized in that; Said system is mainly by intelligent electric meter, backstage evaluation and supervisory control system, identity recognition device, two-way intelligence controlling device, and the energy efficiency database that is arranged in the Internet of Things is formed; This two-way intelligence controlling device is connected by power circuit with intelligent electric meter; This backstage is estimated and is connected by communication line with identity recognition device with intelligent electric meter, two-way intelligence controlling device respectively with supervisory control system, and the energy efficiency database that is arranged in the Internet of Things is connected by communication line with supervisory control system with the backstage evaluation through Internet of Things; Intelligent electric meter is connected on the intelligent grid by power line; The backstage is estimated with supervisory control system and is connected on the Internet of Things by communication line, and two-way intelligence controlling device is connected on the battery of electric automobile or on the energy consumption equipment of electric automobile charging station by power line.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2011200813437U CN202190291U (en) | 2011-03-24 | 2011-03-24 | Electric automobile energy-saving efficiency-increasing evaluation and supervision system under smart power grid |
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| CN2011200813437U CN202190291U (en) | 2011-03-24 | 2011-03-24 | Electric automobile energy-saving efficiency-increasing evaluation and supervision system under smart power grid |
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| CN202190291U true CN202190291U (en) | 2012-04-11 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109584459A (en) * | 2017-10-18 | 2019-04-05 | 宁波轩悦行电动汽车服务有限公司 | The power saving drive advice method of electric car leasing system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109584459A (en) * | 2017-10-18 | 2019-04-05 | 宁波轩悦行电动汽车服务有限公司 | The power saving drive advice method of electric car leasing system |
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