CN105006870A - Charging pile intelligent power distribution system and method thereof - Google Patents
Charging pile intelligent power distribution system and method thereof Download PDFInfo
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- CN105006870A CN105006870A CN201510513775.3A CN201510513775A CN105006870A CN 105006870 A CN105006870 A CN 105006870A CN 201510513775 A CN201510513775 A CN 201510513775A CN 105006870 A CN105006870 A CN 105006870A
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- 238000004891 communication Methods 0.000 claims abstract description 6
- 238000012544 monitoring process Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 6
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- 238000005516 engineering process Methods 0.000 description 1
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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
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- Electric Propulsion And Braking For Vehicles (AREA)
Abstract
The present invention belonging to a power control device and more particularly relates to the transformer load control caused by multiple charging piles. The technical scheme is that the system comprises a controller host machine (1), a plurality of controller extension machines (2) arranged at charging piles (5) and a communication bus (3) which is connected between the controller host machine (1) and the controller extension machines (2). By applying the system and the method, all charging piles in a housing estate can be controlled in real time, a power use peak is staggered, construction investment can be reduced for new residential housing estates and enterprises, transformer zero load loss can be reduced, and electrical system transformation difficulty and cost can be greatly reduced for a built housing estate with the need of adding charging piles.
Description
Technical field
The invention belongs to electric control appliance, particularly the transformer load that multiple stage charging pile causes is controlled.
Background technology
Along with popularizing of electric automobile, residential quarters, enterprises and institutions, the demand of large parking lot to charging pile increase day by day.But roll up charging pile in the current situation and face a lot of problem.For residential quarters, for the community built up, do not consider this sub-load of charging pile during construction, roll up charging pile and transformer can be caused even to work overloadingly at full capacity, cause the problems such as breaker actuation, quality of power supply decline, transformer life reduction.Therefore, a lot of community forbids that owner installs charging pile voluntarily.For newly-built community, when Construction Party requires that the side of design considers charging pile load, also certain difficulty can be brought to design.The power of separate unit charging pile is generally at more than 5kW, suitable with single household power consumption peak value, need after arranging a large amount of charging pile to carry out increase-volume to transformer, increase construction investment, and charging pile load has very strong kurtosis, work hours utilization rate is very low, which results in the waste of transformer capacity, and increase the time of the low load factor operation of transformer, be unfavorable for saving energy and reduce the cost.
The use habit of most of electric automobile user be come off duty after charging wire is inserted into charging pile, as long as charging pile ensures user, charging before working next day is complete, not high to the requirement of real-time charged, and has the feature of use of can avoiding the peak hour.
Summary of the invention
The object of the invention is: provide a kind of charging pile intelligent power mixing system, by monitoring transformer load rate, carry out switching control to charging piles all in community in real time, stagger peak of power consumption, reduces transformer construction or increase-volume investment.
Technical scheme of the present invention is: a kind of charging pile intelligent power mixing system, and it comprises: controller main frame, is arranged on multiple controller extension sets at each charging pile place, connects the communication bus of described controller main frame and described controller extension set;
Described controller main frame reads transformer load rate in real time, judges described transformer residue available horsepower, determines the quantity of available charging pile, and send charging to described controller extension set or stop charging instruction;
The automobile access transducer of described controller extension set monitoring place charging pile and electric automobile current/voltage transducer; When there being electric automobile to be connected to place charging pile, send charge request to described controller main frame; In charging process, send place charging pile by state information to described controller main frame; The complete information of charging is sent to described controller main frame after charging complete; Perform charging that described controller main frame sends or stop charging instruction, controlling place charging pile to the charging of electric automobile.
A kind of charging pile intelligent power concocting method, it uses charging pile intelligent power mixing system as above, and comprises the following steps:
A. described controller main frame performs following operation:
A1. receive the voltage of described transformer sensor, current information, calculate described transformer load rate;
A2. judge that whether described load factor is lower than the lower threshold preset; Be turn A3 step, otherwise turn A5 step;
A3. determine whether described controller extension set and send charge request; Have, turn A4 step, without then turning A1 step;
A4. charging instruction is sent to one that sends charge request described controller extension set; Then A1 step is turned;
A5. judge that whether described load factor is higher than the upper limit threshold preset; Be turn A6 step, otherwise turn A1 step;
A6. judge whether that place charging pile that described controller extension set sends is by state information; Be turn A7 step, otherwise turn A1 step;
A7. stopping charging instruction being sent to one with the described controller extension set of charging pile; Then A1 step is turned;
B. described controller extension set performs following operation:
B1. the automobile access transducer of place charging pile is monitored, when there being electric automobile connection to need charging;
B2. charge request is sent to described controller main frame;
B3. wait for that described controller main frame sends charging instruction;
B4. after receiving charging instruction, control place charging pile and enter into charged state, and send place charging pile by state information to described controller main frame;
B5. monitor described controller main frame and send stopping charging instruction; Without then turning B6 step, having, turning B7 step;
B6. monitor electric automobile current/voltage transducer, after charging, control place charging pile stop charging, send the complete signal of charging to described controller main frame, turn B1 step;
B7. control place charging pile and stop charging, turn B2 step.
Application the present invention can control in real time to charging piles all in community, stagger peak of power consumption, construction investment can be reduced for new residential area and enterprises and institutions, reduce transformer noload losses, for needing the built community increasing charging pile, also can greatly reduce electric system transformation difficulty and cost.
Accompanying drawing explanation
Accompanying drawing 1 is the charging pile intelligent power mixing system structure chart of the embodiment of the present invention 1, embodiment 2;
Accompanying drawing 2 is the embodiment of the present invention 3 charging pile intelligent power concocting method middle controller host service function flow chart;
Accompanying drawing 3 is the embodiment of the present invention 3 charging pile intelligent power concocting method middle controller split plant operation flow chart.
Embodiment
Embodiment 1: see accompanying drawing 1, a kind of charging pile intelligent power mixing system, it is characterized in that: it comprises: controller main frame 1, be arranged on multiple controller extension sets 2 at each charging pile 5 place, connect the communication bus 3 of described controller main frame 1 and described controller extension set 2;
Described controller main frame 1 reads transformer 4 load factor in real time, judges that described transformer 4 remains available horsepower, determines the quantity of available charging pile 5, and sends charging to described controller extension set 2 or stop charging instruction;
Described controller extension set 2 monitors automobile access transducer and the electric automobile current/voltage transducer of place charging pile 5; When there being electric automobile to be connected to place charging pile 5, send charge request to described controller main frame 1; In charging process, send place charging pile 5 by state information to described controller main frame 1; The complete information of charging is sent to described controller main frame 1 after charging complete; Perform charging that described controller main frame 1 sends or stop charging instruction, controlling the charging of place charging pile 5 pairs of electric automobiles.
Embodiment 2: see accompanying drawing 1, charging pile intelligent power mixing system as described in Example 1, it is characterized in that: described controller main frame 1 has the interface with upper machine communication, and show described transformer 4 load factor in real time, at the display with charging pile quantity, wait charging pile quantity information.
Embodiment 3: see accompanying drawing 2,3, a kind of charging pile intelligent power concocting method, it uses the charging pile intelligent power mixing system as described in embodiment 1 or 2, and comprises the following steps:
A. described controller main frame 1 performs following operation:
A1. receive voltage, the current information of described transformer 4 transducer, calculate described transformer 4 load factor;
A2. judge that whether described load factor is lower than the lower threshold preset; Be turn A3 step, otherwise turn A5 step;
A3. determine whether described controller extension set 2 and send charge request; Have, turn A4 step, without then turning A1 step;
A4. charging instruction is sent to one that sends charge request described controller extension set 2; Then A1 step is turned;
A5. judge that whether described load factor is higher than the upper limit threshold preset; Be turn A6 step, otherwise turn A1 step;
A6. judge whether that place charging pile 5 that described controller extension set 2 sends is by state information; Be turn A7 step, otherwise turn A1 step;
A7. stopping charging instruction being sent to one with the described controller extension set 2 of charging pile 5; Then A1 step is turned;
B. described controller extension set 2 performs following operation:
B1. the automobile access transducer of place charging pile 5 is monitored, when there being electric automobile connection to need charging;
B2. charge request is sent to described controller main frame 1;
B3. wait for that described controller main frame 1 sends charging instruction;
B4. after receiving charging instruction, control place charging pile 5 and enter into charged state, and send place charging pile 5 by state information to described controller main frame 1;
B5. monitor described controller main frame 1 and send stopping charging instruction; Without then turning B6 step, having, turning B7 step;
B6. monitor electric automobile current/voltage transducer, after charging, control place charging pile 5 stop charging, send the complete signal of charging to described controller main frame 1, turn B1 step;
B7. control place charging pile 5 and stop charging, turn B2 step.
Embodiment 4: charging pile intelligent power concocting method as described in Example 3, it is characterized in that: described lower threshold is 82% of transformer nominal load, described upper limit threshold is 88% of transformer nominal load.
Embodiment 5: charging pile intelligent power concocting method as described in Example 3, is characterized in that: set up two sequences in described controller main frame 1 internal memory: a sequence is be in the charging pile code by state; B sequence such as is at the charging pile code to be charged;
When described controller main frame 1 receives after certain controller extension set 2 sends charge request, add this controller extension set 2 place charging pile code to described b sequence;
Send place charging pile 5 after by state information when described controller main frame 1 receives certain controller extension set 2, this controller extension set 2 place charging pile code is moved into a sequence;
After described controller main frame 1 receives the complete signal of charging of certain controller extension set 2 transmission, this controller extension set 2 place charging pile code is deleted from a sequence;
When described controller main frame 1, in a sequence, certain is sending stopping charging instruction with the controller extension set 2 of charging pile, and after receiving the request charging signals that this controller extension set 2 sends, this charging pile code is moved into b sequence by a sequence;
When " user disconnects " information that certain controller extension set 2 is sent being detected, no matter which sequence the code of this certain controller extension set 2 place charging pile is in, and is all deleted.
Embodiment 6: charging pile intelligent power concocting method as described in Example 5, it is characterized in that: the manual intervention that all can be subject in steps, keeper is allowed manually to open, close the charging pile of specifying, manual operation is carried out to a sequence and b sequence, described lower threshold and described upper limit threshold are set, open some the high authority charging piles not needing to wait for, to facilitate the electric automobile user needing urgent charging.
Claims (6)
1. a charging pile intelligent power mixing system, it is characterized in that: it comprises: controller main frame (1), be arranged on multiple controller extension sets (2) at each charging pile (5) place, connect the communication bus (3) of described controller main frame (1) and described controller extension set (2);
Described controller main frame (1) reads transformer (4) load factor in real time, judge described transformer (4) residue available horsepower, determine in the quantity with charging pile (5), and send charging to described controller extension set (2) or stop charging instruction;
The automobile access transducer of described controller extension set (2) monitoring place charging pile (5) and electric automobile current/voltage transducer; When there being electric automobile to be connected to place charging pile (5), send charge request to described controller main frame (1); In charging process, send place charging pile (5) by state information to described controller main frame (1); The backward described controller main frame (1) of charging complete sends the complete information of charging; Perform charging that described controller main frame (1) sends or stop charging instruction, controlling place charging pile (5) to the charging of electric automobile.
2. charging pile intelligent power mixing system according to claim 1, it is characterized in that: described controller main frame (1) has the interface with upper machine communication, and show described transformer (4) load factor in real time, at the display with charging pile quantity, wait charging pile quantity information.
3. a charging pile intelligent power concocting method, it uses charging pile intelligent power mixing system as claimed in claim 1 or 2, and comprises the following steps:
A. described controller main frame (1) performs following operation:
A1. receive voltage, the current information of described transformer (4) transducer, calculate described transformer (4) load factor;
A2. judge that whether described load factor is lower than the lower threshold preset; Be turn A3 step, otherwise turn A5 step;
A3. determine whether described controller extension set (2) and send charge request; Have, turn A4 step, without then turning A1 step;
A4. charging instruction is sent to one that sends charge request described controller extension set (2); Then A1 step is turned;
A5. judge that whether described load factor is higher than the upper limit threshold preset; Be turn A6 step, otherwise turn A1 step;
A6. judge whether that place charging pile (5) that described controller extension set (2) sends is by state information; Be turn A7 step, otherwise turn A1 step;
A7. stopping charging instruction being sent to one with the described controller extension set (2) of charging pile (5); Then A1 step is turned;
B. described controller extension set (2) performs following operation:
B1. the automobile access transducer at place charging pile (5) is monitored, when there being electric automobile connection to need charging;
B2. charge request is sent to described controller main frame (1);
B3. wait for that described controller main frame (1) sends charging instruction;
B4. after receiving charging instruction, control place charging pile (5) and enter into charged state, and send place charging pile (5) by state information to described controller main frame (1);
B5. monitor described controller main frame (1) and send stopping charging instruction; Without then turning B6 step, having, turning B7 step;
B6. monitor electric automobile current/voltage transducer, after charging, control place charging pile (5) stop charging, send the complete signal of charging to described controller main frame (1), turn B1 step;
B7. control place charging pile (5) and stop charging, turn B2 step.
4. charging pile intelligent power concocting method as claimed in claim 3, it is characterized in that: described lower threshold is 82% of transformer nominal load, described upper limit threshold is 88% of transformer nominal load.
5. charging pile intelligent power concocting method as claimed in claim 3, is characterized in that: in described controller main frame (1) internal memory, set up two sequences: a sequence is be in the charging pile code by state; B sequence such as is at the charging pile code to be charged;
When described controller main frame (1) receives after certain controller extension set (2) sends charge request, add this controller extension set (2) place charging pile code to described b sequence;
Send place charging pile (5) after by state information when described controller main frame (1) receives certain controller extension set (2), this controller extension set (2) place charging pile code is moved into a sequence;
After described controller main frame (1) receives the complete signal of charging that certain controller extension set (2) sends, this controller extension set (2) place charging pile code is deleted from a sequence;
When described controller main frame (1), in a sequence, certain is sending stopping charging instruction with the controller extension set (2) of charging pile, and after receiving the request charging signals that this controller extension set (2) sends, this charging pile code is moved into b sequence by a sequence;
When " user disconnects " information that certain controller extension set (2) is sent being detected, no matter which sequence the code of this certain controller extension set (2) place charging pile is in, and is all deleted.
6. charging pile intelligent power concocting method as claimed in claim 5, it is characterized in that: the manual intervention that all can be subject in steps, keeper is allowed manually to open, close the charging pile of specifying, manual operation is carried out to a sequence and b sequence, described lower threshold and described upper limit threshold are set, open some the high authority charging piles not needing to wait for, to facilitate the electric automobile user needing urgent charging.
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| CN201510513775.3A CN105006870B (en) | 2015-08-21 | 2015-08-21 | Charging pile intelligent power mixing system and method |
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| CN201510513775.3A CN105006870B (en) | 2015-08-21 | 2015-08-21 | Charging pile intelligent power mixing system and method |
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| CN105006870A true CN105006870A (en) | 2015-10-28 |
| CN105006870B CN105006870B (en) | 2018-06-12 |
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Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105703427A (en) * | 2016-03-03 | 2016-06-22 | 北京新能源汽车股份有限公司 | Power capacity distribution system for charging piles and control method therefor |
| CN106067219A (en) * | 2016-08-05 | 2016-11-02 | 国网重庆市电力公司电力科学研究院 | The centralized management control system of a kind of charging pile and method |
| CN106208044A (en) * | 2016-08-05 | 2016-12-07 | 海南电力技术研究院 | Charging pile and distribution transformer coordinated operation method and apparatus |
| CN107346908A (en) * | 2017-01-05 | 2017-11-14 | 宁波三星智能电气有限公司 | A kind of charging pile and its control method of intelligent allocation power |
| CN107351711A (en) * | 2017-07-17 | 2017-11-17 | 万帮充电设备有限公司 | Charging pile power operation method and device |
| CN107394858A (en) * | 2017-08-31 | 2017-11-24 | 国家电网公司 | Taiwan area central controller based on transformer platform area information on load control charging pile |
| CN108215820A (en) * | 2017-04-28 | 2018-06-29 | 国家电网公司 | A kind of charging control system of electric automobile and method based on taiwan area power information |
| CN108631310A (en) * | 2018-05-28 | 2018-10-09 | 天津平高智能电气有限公司 | A kind of orderly charging management method in residential area, apparatus and system |
| CN108923479A (en) * | 2018-06-26 | 2018-11-30 | 蔚来汽车有限公司 | Distribution system, capacity shared system, server, terminal, method and apparatus |
| CN109228952A (en) * | 2018-10-30 | 2019-01-18 | 四川洪诚电气科技有限公司 | A kind of charging pile charging system and method based on power intelligent allotment |
| CN114301100A (en) * | 2022-01-13 | 2022-04-08 | 华南理工大学 | Charging pile ordered charging method, system, device and medium considering multiple distribution transformer combined control |
| CN115848203A (en) * | 2023-02-17 | 2023-03-28 | 南方电网产业投资集团有限责任公司 | Capacity expansion allocation method and device for charging power |
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Cited By (18)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105703427A (en) * | 2016-03-03 | 2016-06-22 | 北京新能源汽车股份有限公司 | Power capacity distribution system for charging piles and control method therefor |
| CN106208044B (en) * | 2016-08-05 | 2018-12-04 | 海南电网有限责任公司电力科学研究院 | Charging pile and distribution transformer coordinated operation method and apparatus |
| CN106067219A (en) * | 2016-08-05 | 2016-11-02 | 国网重庆市电力公司电力科学研究院 | The centralized management control system of a kind of charging pile and method |
| CN106208044A (en) * | 2016-08-05 | 2016-12-07 | 海南电力技术研究院 | Charging pile and distribution transformer coordinated operation method and apparatus |
| CN106067219B (en) * | 2016-08-05 | 2018-12-25 | 国网重庆市电力公司电力科学研究院 | A kind of the centralized management control system and method for charging pile |
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| CN108215820B (en) * | 2017-04-28 | 2023-10-27 | 国家电网公司 | Electric automobile charging control system and method based on power consumption information of transformer area |
| CN108215820A (en) * | 2017-04-28 | 2018-06-29 | 国家电网公司 | A kind of charging control system of electric automobile and method based on taiwan area power information |
| CN107351711A (en) * | 2017-07-17 | 2017-11-17 | 万帮充电设备有限公司 | Charging pile power operation method and device |
| CN107394858B (en) * | 2017-08-31 | 2023-09-08 | 国家电网公司 | Transformer area central controller for controlling charging pile based on transformer area load information |
| CN107394858A (en) * | 2017-08-31 | 2017-11-24 | 国家电网公司 | Taiwan area central controller based on transformer platform area information on load control charging pile |
| CN108631310A (en) * | 2018-05-28 | 2018-10-09 | 天津平高智能电气有限公司 | A kind of orderly charging management method in residential area, apparatus and system |
| CN108923479A (en) * | 2018-06-26 | 2018-11-30 | 蔚来汽车有限公司 | Distribution system, capacity shared system, server, terminal, method and apparatus |
| CN108923479B (en) * | 2018-06-26 | 2021-10-15 | 蔚来(安徽)控股有限公司 | Power distribution system, capacity sharing system, server, terminal, method and equipment |
| CN109228952A (en) * | 2018-10-30 | 2019-01-18 | 四川洪诚电气科技有限公司 | A kind of charging pile charging system and method based on power intelligent allotment |
| CN114301100A (en) * | 2022-01-13 | 2022-04-08 | 华南理工大学 | Charging pile ordered charging method, system, device and medium considering multiple distribution transformer combined control |
| CN115848203A (en) * | 2023-02-17 | 2023-03-28 | 南方电网产业投资集团有限责任公司 | Capacity expansion allocation method and device for charging power |
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