CN107453416A - The energy supply method of charging pile - Google Patents
The energy supply method of charging pile Download PDFInfo
- Publication number
- CN107453416A CN107453416A CN201610379808.4A CN201610379808A CN107453416A CN 107453416 A CN107453416 A CN 107453416A CN 201610379808 A CN201610379808 A CN 201610379808A CN 107453416 A CN107453416 A CN 107453416A
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- China
- Prior art keywords
- charging pile
- capacity
- charging
- current
- power
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J7/00—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries
- H02J7/007—Regulation of charging or discharging current or voltage
Abstract
The present invention provides a kind of energy supply method of charging pile；It comprises the following steps：Detect current electric grid load；Compare whether current electric grid load is more than electrical reticulation design capacity, if current electric grid load is more than electrical reticulation design capacity, reduce the charging power output of charging pile, until current electric grid load is equal to electrical reticulation design capacity；If current electric grid load is not more than electrical reticulation design capacity, increase the charging power output of charging pile, until current electric grid load is equal to electrical reticulation design capacity.
Description
【Technical field】
The present invention relates to a kind of energy supply method of charging pile, more particularly to it is a kind of can dynamic control charging pile charging power output
Charging pile energy supply method.
【Background technology】
Grid power capacity always is a great problem for restricting charging pile construction.Particularly old cell, due to building the date
Relatively early, power supply capacity considers deficiency, increases with the quantity of household electrical appliance, meets that the electricity consumption of resident's daily life has been critical,
Let alone in power supply peak time, then extra power capacity is used for powerful charging pile construction, therefore this kind of cell
Building manager is often short of power when building charging pile.And an other scene is, in existing charging pile power network,
With follow-up developments, when continuing to increase charging pile, it is also possible to which the situation for facing original power capacity planning deficiency occurs.
Therefore a kind of charging pile that can detect power network power supply capacity is developed, power grid quality is judged according to the parameter of detection,
Charging is just proceeded by the case where net capacity has nargin, is the method for solving this problem.
【The content of the invention】
It is a primary object of the present invention to provide it is a kind of can dynamic control charging pile charging power output charging pile energy supply
Method.
The present invention provides a kind of energy supply method of charging pile；It comprises the following steps：
Step 100：Detect current electric grid load；
Step 200：Compare whether current electric grid load is more than electrical reticulation design capacity, if current electric grid load holds more than electrical reticulation design
Amount；Perform step 300；Otherwise, perform step 400；
Step 300：The charging power output of charging pile is reduced, until current electric grid load is equal to electrical reticulation design capacity；
Step 400：Increase the charging power output of charging pile, until current electric grid load is equal to electrical reticulation design capacity.
Especially, current electric grid load is detected by the grid power measuring instrument of power network front end in step 100.
Especially, communicated between grid power measuring instrument and charging pile in a manner of power line carrier.
The present invention also provides a kind of energy supply method of charging pile；It comprises the following steps：
Step 101：Establish region electricity consumption cycle data storehouse；
Step 201：Detect the current voltage and current frequency of power network；
Step 301：Current predictive net capacity is obtained according to region electricity consumption cycle data storehouse, current voltage and current frequency；
Step 401：Judge whether current predictive net capacity is more than electrical reticulation design capacity, if current predictive net capacity is more than electricity
Net design capacity；Perform step 701；Otherwise, perform step 501；
Step 501：Judge whether present period is the peak of power consumption period according to region electricity consumption cycle data storehouse；If so, then perform
Step 601, otherwise, step 801 is performed；
Step 601：Keep the charging power output of charging pile constant；
Step 701：Reduce the charging power output of charging pile；
Step 801：Increase the charging power output of charging pile.
Especially, the region electricity consumption cycle data storehouse is the electricity consumption cycle data storehouse of a cell, the current predictive electricity
Network capacity amount refers to the current predictive net capacity of the cell, and the electrical reticulation design capacity refers to the electrical reticulation design capacity of cell.
Compared with prior art, the energy supply method of charging pile of the present invention can be according to current electric grid load or current predictive electricity
Relation between network capacity amount and electrical reticulation design capacity to judge power grid quality, and the charging power output of dynamic control charging pile,
In this way, the charging power output of charging pile is kept or increased in the case where net capacity has nargin, and do not have in net capacity
The charging power output of charging pile is reduced in the case of nargin.
【Brief description of the drawings】
Fig. 1 is flow chart of the energy supply method of charging pile of the present invention under firm power control model.
Fig. 2 is flow chart of the energy supply method of charging pile of the present invention under dynamic combined power pattern.
【Embodiment】
The charging pile dynamical output power of grid power nargin detecting can include 2 kinds of patterns, firm power control model and move
State combined power pattern.Wherein, firm power control model can be applied to the existing charging pile network of grid power capacity determination,
With the addition of subsequent charge stake, cause population size deficiency, it is necessary to according to actual conditions dynamic regulation charge power output with
Overall power output is controlled without departing from net capacity.Dynamic combined power pattern is applied to cell supply network, in address cell,
A variety of electrical appliances coexist, and power load is complicated, and dynamic mapping is fast, and obvious Wave crest and wave trough is presented periodically.Resident living power utility
Priority level highest, charging pile output should first ensure that resident's power supply safety, avoid residential electricity consumption peak, ensure network load not
Overload.
Refer to shown in Fig. 1, under firm power control model, the present invention provides a kind of energy supply method of charging pile；It is wrapped
Include following steps：
Step 100：Detect current electric grid load；
Step 200：Compare whether current electric grid load is more than electrical reticulation design capacity, if current electric grid load holds more than electrical reticulation design
Amount；Perform step 300；Otherwise, perform step 400；
Step 300：The charging power output of charging pile is reduced, until current electric grid load is equal to electrical reticulation design capacity；
Step 400：Increase the charging power output of charging pile, until current electric grid load is equal to electrical reticulation design capacity.
In the present embodiment, current electric grid load is detected by the grid power measuring instrument of power network front end；
In the present embodiment, between grid power measuring instrument and charging pile (charging pile communication interface) in a manner of power line carrier
Communication.Charging pile provides corresponding control interface to control charging to export.For example, when the power total amount of access charging is close or
During beyond power supply capacity, the power measurement instruments positioned at power network front end notifies to fill to charging pile network by way of power line carrier
Electric stake reduces power output, so as to ensure overall output without departing from electrical reticulation design capacity.
Referring to shown in Fig. 2, the control core of dynamic combined power control model is the collection of power grid quality data, with
And establish cell electricity consumption cycle data storehouse.During electric net overload, the voltage and frequency of power network can all change, and pass through on-line checking
Electrical network parameter, net capacity nargin is predicted, progressively control charging output, ensure that charge power loads no more than amount.Cell is used
The foundation of electric cycle data, auxiliary control output is may also be used for, avoids peak time from overloading.
Under dynamic combined power pattern, the present invention provides a kind of energy supply method of charging pile；It comprises the following steps：
Step 101：Establish region electricity consumption cycle data storehouse；
Step 201：Detect the current voltage and current frequency of power network；
Step 301：Current predictive net capacity is obtained according to region electricity consumption cycle data storehouse, current voltage and current frequency；
Step 401：Judge whether current predictive net capacity is more than electrical reticulation design capacity, if current predictive net capacity is more than electricity
Net design capacity；Perform step 701；Otherwise, perform step 501；
Step 501：Judge whether present period is the peak of power consumption period according to region electricity consumption cycle data storehouse；If so, then perform
Step 601, otherwise, step 801 is performed；
Step 601：Keep the charging power output of charging pile constant；
Step 701：Reduce the charging power output of charging pile；
Step 801：Increase the charging power output of charging pile.
In the present embodiment, the region electricity consumption cycle data storehouse is the electricity consumption cycle data storehouse of a cell, described current
Prediction net capacity refers to the current predictive net capacity of the cell, and the electrical reticulation design capacity refers to the electrical reticulation design of cell
Capacity.
The energy supply method of charging pile of the present invention can be according to current electric grid load or current predictive net capacity and electrical reticulation design
Relation between capacity is to judge power grid quality, and the charging power output of dynamic control charging pile, in this way, having in net capacity
The charging power output of charging pile is kept or increased in the case of nargin, and is reduced and filled in the case where net capacity does not have nargin
The charging power output of electric stake.
The foregoing is only a specific embodiment of the invention, but protection scope of the present invention is not limited thereto, any
Those familiar with the art the invention discloses technical scope in, change or replacement can be readily occurred in, should all be contained
Cover within protection scope of the present invention.Therefore, protection scope of the present invention should be defined by scope of the claims.
Claims (5)
- A kind of 1. energy supply method of charging pile；It is characterized in that comprise the following steps：Step 100：Detect current electric grid load；Step 200：Compare whether current electric grid load is more than electrical reticulation design capacity, if current electric grid load holds more than electrical reticulation design Amount；Perform step 300；Otherwise, perform step 400；Step 300：The charging power output of charging pile is reduced, until current electric grid load is equal to electrical reticulation design capacity；Step 400：Increase the charging power output of charging pile, until current electric grid load is equal to electrical reticulation design capacity.
- 2. the energy supply method of charging pile according to claim 1, it is characterised in that：Pass through power network front end in step 100 Grid power measuring instrument detects current electric grid load.
- 3. the energy supply method of charging pile according to claim 2, it is characterised in that：Grid power measuring instrument and charging pile it Between communicated in a manner of power line carrier.
- A kind of 4. energy supply method of charging pile；It is characterized in that comprise the following steps：Step 101：Establish region electricity consumption cycle data storehouse；Step 201：Detect the current voltage and current frequency of power network；Step 301：Current predictive net capacity is obtained according to region electricity consumption cycle data storehouse, current voltage and current frequency；Step 401：Judge whether current predictive net capacity is more than electrical reticulation design capacity, if current predictive net capacity is more than electricity Net design capacity；Perform step 701；Otherwise, perform step 501；Step 501：Judge whether present period is the peak of power consumption period according to region electricity consumption cycle data storehouse；If so, then perform Step 601, otherwise, step 801 is performed；Step 601：Keep the charging power output of charging pile constant；Step 701：Reduce the charging power output of charging pile；Step 801：Increase the charging power output of charging pile.
- 5. the energy supply method of charging pile according to claim 4, it is characterised in that：The region electricity consumption cycle data storehouse is The electricity consumption cycle data storehouse of one cell, the current predictive net capacity refer to the current predictive net capacity of the cell, institute State the electrical reticulation design capacity that electrical reticulation design capacity refers to cell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201610379808.4A CN107453416A (en) | 2016-06-01 | 2016-06-01 | The energy supply method of charging pile |
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| CN201610379808.4A CN107453416A (en) | 2016-06-01 | 2016-06-01 | The energy supply method of charging pile |
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| CN107453416A true CN107453416A (en) | 2017-12-08 |
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| CN201610379808.4A Pending CN107453416A (en) | 2016-06-01 | 2016-06-01 | The energy supply method of charging pile |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108944543A (en) * | 2018-08-07 | 2018-12-07 | 深圳市海鹏信新能源有限公司 | The charging regulation method of charging pile and the charging regulator control system of charging pile |
| CN110562088A (en) * | 2019-11-05 | 2019-12-13 | 恒大智慧充电科技有限公司 | Charging regulation and control system |
| CN110682823A (en) * | 2018-07-05 | 2020-01-14 | 邬超慧 | Charging control method and system for electric automobile |
| CN111463848A (en) * | 2020-03-19 | 2020-07-28 | 珠海云充科技有限公司 | Charging station load control system, method, device and computer storage medium |
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| JPH05122938A (en) * | 1991-10-28 | 1993-05-18 | Matsushita Electric Works Ltd | Power supply equipment |
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| CN102290852A (en) * | 2011-06-16 | 2011-12-21 | 丁凯 | Charging control method and system |
| CN103812126A (en) * | 2012-11-15 | 2014-05-21 | 中国科学院计算技术研究所 | Charging system capable of responding to electricity demand in intelligentized mode and method thereof |
| CN104680256A (en) * | 2015-03-06 | 2015-06-03 | 北京交通大学 | Method and device for optimizing charging load of electric vehicle |
| CN104901364A (en) * | 2015-05-21 | 2015-09-09 | 戴国峰 | Electric vehicle charging system |
| CN105337331A (en) * | 2014-08-12 | 2016-02-17 | 青岛特锐德电气股份有限公司 | Electromobile group charging method and system |
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Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05122938A (en) * | 1991-10-28 | 1993-05-18 | Matsushita Electric Works Ltd | Power supply equipment |
| CN102104251A (en) * | 2011-02-24 | 2011-06-22 | 浙江大学 | Microgrid real-time energy optimizing and scheduling method in parallel running mode |
| CN102290852A (en) * | 2011-06-16 | 2011-12-21 | 丁凯 | Charging control method and system |
| CN103812126A (en) * | 2012-11-15 | 2014-05-21 | 中国科学院计算技术研究所 | Charging system capable of responding to electricity demand in intelligentized mode and method thereof |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110682823A (en) * | 2018-07-05 | 2020-01-14 | 邬超慧 | Charging control method and system for electric automobile |
| CN108944543A (en) * | 2018-08-07 | 2018-12-07 | 深圳市海鹏信新能源有限公司 | The charging regulation method of charging pile and the charging regulator control system of charging pile |
| CN110562088A (en) * | 2019-11-05 | 2019-12-13 | 恒大智慧充电科技有限公司 | Charging regulation and control system |
| CN110562088B (en) * | 2019-11-05 | 2020-03-27 | 恒大智慧充电科技有限公司 | Charging regulation and control system |
| CN111463848A (en) * | 2020-03-19 | 2020-07-28 | 珠海云充科技有限公司 | Charging station load control system, method, device and computer storage medium |
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