CN114566991A - Electrical system and multipurpose electricity supplementing vehicle based on energy management EMS system - Google Patents
Electrical system and multipurpose electricity supplementing vehicle based on energy management EMS system Download PDFInfo
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- CN114566991A CN114566991A CN202210222075.9A CN202210222075A CN114566991A CN 114566991 A CN114566991 A CN 114566991A CN 202210222075 A CN202210222075 A CN 202210222075A CN 114566991 A CN114566991 A CN 114566991A
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- circuit
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- ems
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- 230000005611 electricity Effects 0.000 title claims abstract description 14
- 230000001502 supplementing effect Effects 0.000 title abstract description 12
- HEZMWWAKWCSUCB-PHDIDXHHSA-N (3R,4R)-3,4-dihydroxycyclohexa-1,5-diene-1-carboxylic acid Chemical compound O[C@@H]1C=CC(C(O)=O)=C[C@H]1O HEZMWWAKWCSUCB-PHDIDXHHSA-N 0.000 claims abstract description 29
- 230000002457 bidirectional effect Effects 0.000 claims abstract description 27
- 239000013589 supplement Substances 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
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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
- H02J3/00—Circuit arrangements for ac mains or ac distribution networks
- H02J3/28—Arrangements for balancing of the load in a network by storage of energy
- H02J3/32—Arrangements for balancing of the load in a network by storage of energy using batteries with converting means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60L—PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES; SUPPLYING ELECTRIC POWER FOR AUXILIARY EQUIPMENT OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRODYNAMIC BRAKE SYSTEMS FOR VEHICLES IN GENERAL; MAGNETIC SUSPENSION OR LEVITATION FOR VEHICLES; MONITORING OPERATING VARIABLES OF ELECTRICALLY-PROPELLED VEHICLES; ELECTRIC SAFETY DEVICES FOR ELECTRICALLY-PROPELLED VEHICLES
- B60L53/00—Methods of charging batteries, specially adapted for electric vehicles; Charging stations or on-board charging equipment therefor; Exchange of energy storage elements in electric vehicles
- B60L53/60—Monitoring or controlling charging stations
- B60L53/62—Monitoring or controlling charging stations in response to charging parameters, e.g. current, voltage or electrical charge
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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
- H02J7/0068—Battery or charger load switching, e.g. concurrent charging and load supply
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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
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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
- Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
- Y02T90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02T90/10—Technologies relating to charging of electric vehicles
- Y02T90/12—Electric charging stations
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses an electric system based on an energy management EMS system and a multipurpose electricity supplementing vehicle, which relate to the technical field of multipurpose electricity supplementing vehicles and comprise a first circuit, a second circuit and a third circuit, wherein the first circuit, the second circuit and the third circuit are connected in parallel, the first circuit, the second circuit and the third circuit respectively comprise an external 180/240kw direct current charging pile, a double-gun direct current charging seat and an EMS energy management control system, the first circuit further comprises a PCS system, and the PCS system comprises a bidirectional DCAC converter. After the scheme of the multipurpose electricity supplementing vehicle electrical system based on the energy management EMS controller system is adopted, the input and output voltage and current of the battery system and the voltage and current of the bidirectional DCAC converter, the direct current DCDC converter and the like can be automatically adjusted, and the reliability and the load stability of normal switching and automatic switching of the system are ensured.
Description
Technical Field
The invention relates to the technical field of multipurpose electricity supplementing vehicles, in particular to an electrical system based on an Energy Management System (EMS) and a multipurpose electricity supplementing vehicle.
Background
At present, in the electrical system technology of the on-road electric compensation vehicle for engineering machinery and agricultural machinery, an old scheme generally adopts a battery management system BMS to be directly connected with a bidirectional inverter PCS, a direct current DCDC converter and a double-gun direct current charging seat, the energy flow management of the system generally depends on the change of an external load and a power supply load, the reliability and the load stability are poor, and the energy flow of the system cannot be autonomously managed.
From the above, we have designed an electrical system and a utility trolley-supplement based on an energy management system EMS to solve the above problems.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides an electric system based on an energy management EMS system and a multipurpose electricity supplementing vehicle.
In order to achieve the purpose, the invention adopts the following technical scheme:
an electric system and a multipurpose electricity supplementing vehicle based on an energy management EMS system comprise a first circuit, a second circuit and a third circuit, wherein the first circuit, the second circuit and the third circuit are connected in parallel, and the first circuit, the second circuit and the third circuit respectively comprise an external 180/240kw direct current charging pile, a double-gun direct current charging seat and an EMS energy management control system;
the first circuit further comprises a PCS system, wherein the PCS system comprises a bidirectional DCAC converter, and the external 180/240kw DC charging pile, the double-gun DC charging seat, the EMS energy management control system and the bidirectional DCAC converter are sequentially connected in series;
the second circuit also comprises a direct current DCDC converter, and the external 180/240kw direct current charging pile, the double-gun direct current charging seat, the EMS energy management control system and the direct current DCDC converter are sequentially connected in series;
the third circuit further comprises a battery system BMS, the external 180/240kw direct-current charging pile, the double-gun direct-current charging seat, the EMS energy management control system and the battery system BMS are sequentially connected in series, and the battery system BMS is respectively connected with the bidirectional DCAC converter and the direct-current DCDC converter in a circuit mode.
Preferably, the battery system BMS includes a high voltage box including eight electrical boxes.
Preferably, the bidirectional DCAC converter, the direct current DCDC converter and the double-gun direct current charging base are respectively connected with the high-voltage box through circuits.
Preferably, a GB2015 direct-current charging gun is connected between the external 180/240kw direct-current charging pile and the double-gun direct-current charging seat.
Preferably, the double-gun direct current charging stand is electrically connected with the battery system BMS.
Preferably, the bidirectional DCAC converter is connected with a Grid power Grid through a three-phase socket.
Preferably, the direct current DCDC converter is also connected with direct current charging guns V2V-1 and V2V-2.
The invention also provides a multipurpose electricity supplementing vehicle which comprises the electric system based on the energy management EMS system.
According to the scheme, the EMS is adopted to control energy input and output of the whole battery system BMS, the two-way inverter PCS, the direct current DCDC converter, the double-gun direct current charging seat (external charging pile) and the like, control external load change and power supply load change, automatically adjust input and output voltage and current of the battery system, and voltage and current of the two-way inverter PCS, the direct current DCDC converter and the like, and ensure the reliability of normal switching and automatic switching of the system and load stability.
Compared with the prior art, the invention has the beneficial effects that: through first circuit, second circuit and third circuit all include outside 180/240kw direct current and fill electric pile, double-gun direct current charging seat, EMS energy management control system respectively with battery system BMS and two-way DCAC converter, direct current DCDC converter series connection, just battery system BMS respectively with two-way DCAC converter and direct current DCDC converter between the design of circuit connection, can be when using:
1. the EMS is adopted to control the energy input and output of the whole battery system BMS, the bidirectional DCAC converter, the direct current DCDC converter, the double-gun direct current charging seat (external charging pile) and the like, so that the EMS energy management control system controls the external load change and the power supply load change;
2. the input and output voltage and current of the battery system BMS and the voltage and current of the bidirectional DCAC converter, the direct current DCDC converter and the like are automatically adjusted, and the reliability and the load stability of normal switching and automatic switching of the system are ensured.
After the scheme of the multipurpose electricity supplementing vehicle electrical system based on the energy management EMS controller system is adopted, the input and output voltage and current of the battery system and the voltage and current of the bidirectional DCAC converter, the direct current DCDC converter and the like can be automatically adjusted, and the reliability and the load stability of normal switching and automatic switching of the system are ensured.
Drawings
Fig. 1 is a circuit diagram of an electrical system and a utility trolley-supplement based on an energy management EMS system according to the present invention;
fig. 2 is a circuit diagram of a first circuit of an electrical system based on an energy management EMS system and a utility trolley supplement system according to the present invention;
fig. 3 is a circuit diagram of a second circuit of the electrical system and the utility trolley-supplement based on the energy management EMS system according to the present invention;
fig. 4 is a circuit diagram of a third circuit of an electrical system based on an energy management EMS system and a utility trolley supplement system according to the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
The utility model provides an electric system and multipurpose benefit trolley-bus based on energy management EMS system, includes first circuit, second circuit and third circuit, parallel connection between first circuit, second circuit and the third circuit, and first circuit, second circuit and third circuit all include that outside 180/240kw direct current fills electric pile, double-gun direct current charging seat, EMS energy management control system.
Example one
When the charging circuit is used, referring to fig. 1 and fig. 2, the first circuit further comprises a PCS system, the PCS system comprises a bidirectional DCAC converter, the type of the bidirectional DCAC converter is 50kw, and an external 180/240kw direct-current charging pile, a double-gun direct-current charging seat, an EMS energy management control system and the bidirectional DCAC converter are sequentially connected in series; thereby controlling the energy input and output of the bidirectional DCAC converter PCS;
when in use, referring to fig. 1 and fig. 3, the second circuit further includes a dc DCDC converter, the power of the dc DCDC converter is 150kw, and the external 180/240kw dc charging pile, the dual-gun dc charging stand, the EMS energy management control system and the dc DCDC converter are sequentially connected in series; thereby controlling the energy input and output of the direct current DCDC converter;
when in use, referring to fig. 1 and 4, the third circuit further comprises a battery system BMS, and the external 180/240kw dc charging pile, the dual-gun dc charging stand, the EMS energy management control system and the battery system BMS are sequentially connected in series; thereby controlling the energy input and output of the entire direct current battery system BMS;
GB2015 direct-current charging guns (part 3 of direct-current charging interfaces of a GBT20234.3-2015 connecting device for conducting and charging electric vehicles, part 1 of universal requirements of GBT18487.1-2015 electric vehicle conducting and charging systems, and communication protocols between GBT27930-2015 electric vehicle off-board conducting and battery management systems) are connected between the external 180/240kw direct-current charging pile and the double-gun direct-current charging seat.
The double-gun direct-current charging seat is in circuit connection with the battery system BMS; and when using, EMS energy management control system can control the energy input and output of double-gun DC charging seat and outside 180/240kw DC charging stake.
Example two
Referring to fig. 1, when in use, the battery system BMS is respectively in circuit connection with the bidirectional DCAC converter and the direct current DCDC converter, the battery system BMS includes a high voltage box, the high voltage box includes eight electric boxes, the bidirectional DCAC converter, the direct current DCDC converter and the double-gun direct current charging base are also respectively in circuit connection with the high voltage box, and the battery system BMS is in connection with the EMS energy management control system, when in use, the EMS energy management control system is enabled to control and adjust the battery system BMS and the bidirectional DCAC converter, the voltage and current of the direct current DCDC converter and the like, it needs to be explained that the EMS energy management control system includes a control module and an adjusting module for the battery system BMS and the bidirectional DCAC converter, the direct current DCDC converter adaptation.
The bidirectional DCAC converter is connected with a three-phase socket and a two-phase socket, is connected with a Grid power Grid through the three-phase socket, and is also connected with a direct-current charging gun V2V-1 and a direct-current charging gun V2V-2;
the invention also provides a multipurpose electricity supplementing vehicle which comprises the electric system based on the energy management EMS system.
According to the scheme, the EMS is adopted to control energy input and output of the whole battery system BMS, the bidirectional DCAC converter, the direct current DCDC converter, the double-gun direct current charging seat (external charging pile) and the like, so that the EMS energy management control system controls external load change and power supply load change, the input and output voltage and current of the battery system BMS and the voltage and current of the bidirectional DCAC converter, the direct current DCDC converter and the like are automatically adjusted, and the reliability and load stability of normal switching and automatic switching of the system are ensured.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (8)
1. An electric system based on an energy management EMS system is characterized by comprising a first circuit, a second circuit and a third circuit, wherein the first circuit, the second circuit and the third circuit are connected in parallel, and the first circuit, the second circuit and the third circuit respectively comprise an external 180/240kw direct current charging pile, a double-gun direct current charging seat and an EMS energy management control system;
the first circuit further comprises a PCS system, wherein the PCS system comprises a bidirectional DCAC converter, and the external 180/240kw DC charging pile, the double-gun DC charging seat, the EMS energy management control system and the bidirectional DCAC converter are sequentially connected in series;
the second circuit also comprises a direct current DCDC converter, and the external 180/240kw direct current charging pile, the double-gun direct current charging seat, the EMS energy management control system and the direct current DCDC converter are sequentially connected in series;
the third circuit further comprises a battery system BMS, the external 180/240kw direct-current charging pile, the double-gun direct-current charging seat, the EMS energy management control system and the battery system BMS are sequentially connected in series, and the battery system BMS is respectively connected with the bidirectional DCAC converter and the direct-current DCDC converter in a circuit mode.
2. An energy management EMS system based electrical system according to claim 1, wherein the battery system BMS comprises a high voltage box comprising eight electrical boxes.
3. An electrical system based on an energy management EMS system as claimed in claim 1, wherein the bidirectional DCAC converter, the DC DCDC converter and the double-gun DC charger are further electrically connected to the high voltage box respectively.
4. The electrical system based on energy management EMS system of claim 1, wherein GB2015 DC charging gun is connected between the external 180/240kw DC charging pile and the double-gun DC charging stand.
5. An energy management EMS system based electrical system according to claim 1, wherein the dual-gun DC charger is electrically connected to the battery system BMS.
6. An energy management EMS system based electrical system of claim 1, wherein the bidirectional DCAC converter is connected to Grid through a three phase socket.
7. An energy management EMS system based electrical system according to claim 1, wherein the DC DCDC converter is further connected with DC charging guns V2V-1 and V2V-2.
8. A multipurpose electricity supply vehicle, characterized by comprising the electric system based on the energy management EMS system as claimed in any one of claims 1 to 7, and a multipurpose electricity supply vehicle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210222075.9A CN114566991A (en) | 2022-03-09 | 2022-03-09 | Electrical system and multipurpose electricity supplementing vehicle based on energy management EMS system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202210222075.9A CN114566991A (en) | 2022-03-09 | 2022-03-09 | Electrical system and multipurpose electricity supplementing vehicle based on energy management EMS system |
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| CN114566991A true CN114566991A (en) | 2022-05-31 |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20190210475A1 (en) * | 2016-07-11 | 2019-07-11 | Continental Automotive Gmbh | Vehicle electrical systems, charging system, charging station, and method for transmitting electrical energy |
| CN110474356A (en) * | 2019-09-15 | 2019-11-19 | 长园深瑞继保自动化有限公司 | Storage integrated method and system are filled based on multiplexing bidirectional DC/DC converter |
| CN111711237A (en) * | 2020-06-04 | 2020-09-25 | 福建巨电新能源股份有限公司 | Mobile energy storage vehicle |
| CN111717052A (en) * | 2020-06-04 | 2020-09-29 | 福建巨电新能源股份有限公司 | Common-bus multifunctional mobile energy storage vehicle and control strategy |
| CN112803570A (en) * | 2021-03-22 | 2021-05-14 | 阳光电源股份有限公司 | Energy storage system and control method thereof |
-
2022
- 2022-03-09 CN CN202210222075.9A patent/CN114566991A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20190210475A1 (en) * | 2016-07-11 | 2019-07-11 | Continental Automotive Gmbh | Vehicle electrical systems, charging system, charging station, and method for transmitting electrical energy |
| CN110474356A (en) * | 2019-09-15 | 2019-11-19 | 长园深瑞继保自动化有限公司 | Storage integrated method and system are filled based on multiplexing bidirectional DC/DC converter |
| CN111711237A (en) * | 2020-06-04 | 2020-09-25 | 福建巨电新能源股份有限公司 | Mobile energy storage vehicle |
| CN111717052A (en) * | 2020-06-04 | 2020-09-29 | 福建巨电新能源股份有限公司 | Common-bus multifunctional mobile energy storage vehicle and control strategy |
| CN112803570A (en) * | 2021-03-22 | 2021-05-14 | 阳光电源股份有限公司 | Energy storage system and control method thereof |
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Address after: Room 208, Floor 2, Building 3, No. 168, Shennan Road, Minhang District, Shanghai, 201108 Applicant after: Bureton Technology Co.,Ltd. Address before: 201100 room g68, 3 / F, building 6, 4299 Jindu Road, Minhang District, Shanghai Applicant before: Burleton Technology Co.,Ltd. |
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