CN212649118U - Mobile energy storage vehicle - Google Patents
Mobile energy storage vehicle Download PDFInfo
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- CN212649118U CN212649118U CN202021008878.7U CN202021008878U CN212649118U CN 212649118 U CN212649118 U CN 212649118U CN 202021008878 U CN202021008878 U CN 202021008878U CN 212649118 U CN212649118 U CN 212649118U
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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
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/70—Energy storage systems for electromobility, e.g. batteries
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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
- Y02T10/00—Road transport of goods or passengers
- Y02T10/60—Other road transportation technologies with climate change mitigation effect
- Y02T10/7072—Electromobility specific charging systems or methods for batteries, ultracapacitors, supercapacitors or double-layer capacitors
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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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Abstract
The utility model discloses a mobile energy storage vehicle, which comprises a battery pack, wherein the battery pack is respectively connected with a direct current power distribution cabinet, a direct current charging pile and a circuit breaker, and the direct current power distribution cabinet is respectively connected with a discharging interface of the vehicle charging pile through the vehicle charging pile and is connected with commercial power through a PCS energy storage converter unit; the direct current power distribution cabinet and the battery pack are respectively connected with the UPS and the load through the breaker set, and the UPS, the BMS battery management system and the direct current power distribution cabinet are respectively connected with the EMS energy management system. The utility model discloses a BMS battery management system can monitor information such as electric current, voltage, temperature of group battery, when EMS energy management system control circuit breaker disconnection, is supplied power to direct current load, alternating current load by UPS uninterrupted power source, prevents effectively that the group battery from continuing the insufficient voltage operation, guarantees equipment operating stability; the device has the functions of mobile power supply, power grid peak regulation and the like, can charge and discharge the urban power grid, and avoids the idle condition of the energy storage vehicle caused by single function.
Description
Technical Field
The utility model belongs to the technical field of the power supply unit and specifically relates to a remove energy storage car.
Background
With the progress of new energy science and technology, the electric automobile is expected to gradually replace a fuel oil automobile to become a main force army in the automobile market. The 'Shenzhen city pure electric mudhead vehicle popularization and use implementation scheme' shows that the reserve capacity of pure electric engineering vehicles which are put into operation in the whole city at the end of 2019 strives to reach 3000, which approximately accounts for total 1/4 of engineering vehicles, but as charging stations are relatively fixed, the engineering vehicles are transferred along with construction sites, and the electricity supplementing difficult problems that the charging distance is long, the retracing work efficiency is low, the electricity supplementing is fixed in the charging period, the queuing is needed, the ground charging pile power is low, the charging speed is low, and the like are often encountered. The existing charging facility is difficult to meet the charging requirement of the engineering truck, so that the mobile energy storage truck can be transported as required, and emergency power supply can be realized for the engineering truck. The mobile energy storage vehicle has high flexibility, can provide reliable and convenient real-time electricity supplementing service for the electric vehicle, and has huge market prospect as an important charging supplementing mode.
Chinese patent CN207719855U discloses a charging and storing integrated mobile electricity supplementing car system, which comprises a first switch, a second switch, a third switch, a fourth switch, an energy storing component, a vehicle-mounted energy storing bidirectional converter and a DC/DC conversion circuit, wherein the energy storing component is electrically connected with the DC/DC conversion circuit through the fourth switch, the DC/DC conversion circuit is electrically connected with a direct current load, the energy storing component is also electrically connected with the direct current side of the vehicle-mounted energy storing bidirectional converter through the third switch, the alternating current side of the vehicle-mounted energy storing bidirectional converter is connected with a power grid through the first switch, and the alternating current side of the vehicle-mounted energy storing bidirectional converter is also connected with the alternating current load through the second switch. The mobile electricity supplementing vehicle can provide direct current and alternating current for the outside. However, the mobile energy storage vehicle is a vehicle-mounted mobile power station designed for coping with power supply of the electric engineering vehicle for high-power supplement, various emergencies or working sites and the like, and equipment in the system has higher reliability requirements. Because auxiliary electrical equipment such as on-vehicle energy storage bidirectional converter, BMS battery management system adopt commercial power supply mostly, nevertheless when the group battery insufficient voltage and fail in time to insert the commercial power or fill electric pile, auxiliary electrical equipment's power consumption demand can't satisfy for the key equipment of mobile energy storage car can't maintain normal operation, and key equipment can't accomplish from black start, leads to mobile energy storage car to break down or can't start, and equipment can't satisfy the requirement of reliability.
SUMMERY OF THE UTILITY MODEL
The applicant provides a mobile energy storage vehicle with a reasonable structure aiming at the defects in the existing production, which can not only meet different power distribution requirements of equipment in the mobile energy storage vehicle, but also ensure the normal operation of the equipment in the vehicle and the normal running and starting of the mobile energy storage vehicle when the battery pack is in power shortage, thereby improving the running reliability of the mobile energy storage vehicle.
The utility model discloses the technical scheme who adopts as follows:
a mobile energy storage vehicle comprises battery packs, wherein the battery packs are respectively connected with a direct current power distribution cabinet and a circuit breaker group, and the direct current power distribution cabinet is respectively connected with a discharge interface through a vehicle-mounted charging pile and is connected with commercial power through a PCS energy storage current transformation unit; the direct current power distribution cabinet and the battery pack are respectively connected with a UPS (uninterrupted power supply) and a load through a breaker group, the UPS, the BMS (battery management system), the direct current power distribution cabinet and the PCS (power management system) energy storage and conversion unit are respectively connected with the EMS energy management system, the control end of the breaker group is connected with the EMS energy management system or the BMS battery management system, when the battery pack is in power shortage, the EMS energy management system or the BMS battery management system controls the breaker group to be disconnected, and the UPS is used for supplying power to the load.
As a further improvement of the above technical solution:
the breaker group is connected with the DC/AC converter, the output end of the DC/AC converter is respectively connected with the UPS, the alternating current load and the input end of the AC/DC converter, and the output end of the AC/DC converter is connected with the direct current load; the DC power distribution cabinet is connected with a DC charging pile on the ground.
The vehicle-mounted charging pile comprises a plurality of DC/DC converters and relays, each DC/DC converter is connected with one battery pack in series, and each DC/DC converter is a bidirectional converter.
The PCS energy storage and conversion unit comprises a PCS energy storage converter and an isolation transformer, wherein the isolation transformer is arranged outside the PCS energy storage converter and is connected with the PCS energy storage converter in series or is arranged in the PCS energy storage converter.
The AC/DC converter and the DC/AC converter are unidirectional converters; the PCS energy storage converter is a bidirectional converter.
The battery pack is one of a ternary material battery, a lithium manganate battery, a cobalt acid lithium battery or a iron phosphate lithium battery.
The battery pack storage box is characterized by further comprising a temperature control system, the temperature control system comprises an air conditioner and a cooling fan, an air channel is arranged in the box body for accommodating the battery pack and connected with the air conditioner, cold air is conveyed to the rear portion of the box body, and the cooling fan is arranged on the box body to promote air circulation in the box body.
The fire-fighting system comprises one or more of a fire-fighting gas tank, a smoke sensor, a temperature-sensing probe, an alarm device, an emergency stop switch and a fire-fighting control host; the fire-fighting medium is one or more of dry powder, heptafluoropropane, high-pressure carbon dioxide, IG541 mixed gas and hot aerosol.
The battery pack, the direct current power distribution cabinet, the circuit breaker group, the vehicle-mounted charging pile, the PCS energy storage and current transformation unit and the UPS uninterrupted power supply are integrated in the container, the box body is dispatched by a trailer, and the power of the trailer is one of electric power, oil power and oil-electricity hybrid.
The utility model has the advantages as follows:
(1) the utility model discloses a BMS battery management system can monitor information such as electric current, voltage, temperature of group battery, and when BMS battery management system judged that the voltage of group battery was on the low side, when insufficient voltage operation, EMS energy management system control circuit breaker group disconnection, made the group battery and AC load, DC load and UPS uninterrupted power source's disconnection, changed into and supplied power to DC load, AC load by UPS uninterrupted power source, effectively prevented that the group battery from continuing insufficient voltage operation, avoided influencing the life of group battery;
(2) the utility model discloses a circuit breaker is closed, and when the group battery normally supplied power, UPS uninterrupted power source's inside battery charges, and when the group battery was disconnected, UPS uninterrupted power source's inside battery discharged, can directly provide the alternating current, also can provide the direct current for direct current load through first AC/DC converter, can satisfy the distribution demand of different auxiliary electrical equipment;
(3) the utility model discloses a group battery and UPS uninterrupted power source guarantee to the interior equipment continuous power supply, even if under the no external power supply condition, satisfy the power consumption demand, guarantee auxiliary electrical equipment, like UPS uninterrupted power source, EMS energy management system, BMS battery management system, lighting system, fire extinguishing system and radiator fan etc. can normal operating, improved the reliability of the interior equipment operation of car greatly.
(4) The utility model solves the problem that the engineering vehicle, the logistics vehicle and the cleaning vehicle are difficult to charge on the construction site, and can provide on-site electricity supplementing service for a plurality of vehicles simultaneously, the valley price charging and the peak price discharging can save the use cost of the vehicles;
(5) the utility model can feed to the commercial power through the battery pack, and can be used as a medium-large emergency mobile power supply to provide emergency power supply service and temporary power support under special scenes such as disaster relief without power service; the power station can be used as a small power station to cut peaks and fill valleys, provide power auxiliary service to relieve the problem of power shortage in local areas during peak periods, and reduce, expand and reform the cost of the power grid.
(6) The utility model discloses being equipped with and having functions such as removal tonifying electricity function, emergency power source function, user side energy storage, electric wire netting peak shaver concurrently, can carrying out the net charge, net discharge, direct current charge, avoid the function singleness to lead to the energy storage car idle.
(7) The utility model discloses a form the parallelly connected electric pile that fills in 4 ways with on-vehicle 4 DC converters and 8 relays that fill in electric pile, make DC converter of independent series connection of every group battery, solved circulation problem and the power distribution problem that produces when a plurality of groups battery are parallelly connected to charge.
Drawings
Fig. 1 is a schematic structural view of the present invention;
FIG. 2 is an electrical schematic diagram of the present invention;
in the figure: 1. commercial power; 2. a PCS energy storage current transformation unit; 3. a direct current power distribution cabinet; 4. a vehicle-mounted charging pile; 5. a BMS battery management system; 6. a discharge interface; 7. an EMS energy management system; 8. a UPS (uninterrupted power supply); 9. an AC/DC converter; 10. a direct current load; 11. an alternating current load; 12. a DC/AC converter; 13. a circuit breaker group; 14. a battery pack; 15. direct current fills electric pile.
Detailed Description
The following describes embodiments of the present invention with reference to the drawings.
As shown in fig. 1 and fig. 2, the mobile energy storage vehicle of the present invention includes four battery packs 14, the battery packs 14 are respectively connected to one end of a dc power distribution cabinet 3 and one end of a circuit breaker group 13, the dc power distribution cabinet 3 is respectively connected to one end of a vehicle-mounted charging pile 4, a PCS energy storage converter unit 2 and one end of the circuit breaker group 13, the vehicle-mounted charging pile 4 is connected to a vehicle-mounted discharging interface 6, the discharging interface 6 is a charging gun, and the PCS energy storage converter unit 2 is connected to a commercial power 1; the other end of the circuit breaker group 13 is connected with a load circuit comprising the UPS 8 and a load, wherein the load comprises a direct current load and an alternating current load; UPS uninterrupted power source 8, BMS battery management system 5, direct current switch board 3 and PCS energy storage current transformation unit 2 are connected with EMS energy management system 7 respectively, detect 14 when lacking in voltage of group battery when BMS battery management system 5 sends the signal to EMS energy management system 7, and EMS energy management system 7 control UPS uninterrupted power source 8 supplies power for the interior auxiliary electrical equipment of energy storage car. The EMS energy management system 7 is used for realizing mode switching, power distribution control, system supervision, uplink and downlink communication and the like, can be connected with a wireless communication module, uploads information such as a system working state, a battery pack 14 state, a fault alarm, a vehicle position and the like to an operation center, and realizes the real-time remote supervision and scheduling of the vehicle state of the operation center. The BMS battery management system 5 serves to detect the voltage, temperature, and current of the battery cells within the battery pack 14, calculate the battery SOC of the battery pack 14, store relevant battery pack 14 state information and necessary operation history data, and communicates with the EMS energy management system 7 in real time to transmit the operation state and alarm information of the battery pack 14 to the EMS energy management system 7, when the BMS battery management system 5 judges that the voltage of the battery pack 14 is low and runs in a power shortage state, the BMS battery management system 5 sends power shortage alarm information to the EMS energy management system 7, the EMS energy management system 7 controls the breaker set 13 to be disconnected, the UPS uninterrupted power supply 8 supplies power for the direct current load and the alternating current load of the auxiliary electrical equipment at the moment, the power failure of the equipment in the vehicle is ensured, even under the condition of no external power supply, the power consumption requirement can be met, and the running reliability of equipment in the vehicle is greatly improved; the PCS energy storage and conversion unit 2 CAN communicate with the BMS battery management system 5 through a CAN bus or an RS485 interface to acquire the state information of the battery pack 14, realize the protective charging and discharging of the battery pack 14 and ensure the safe operation of the battery.
As shown in fig. 1, the input end of the DC/AC converter 12 in the load circuit is connected to the breaker group 13, the output end of the DC/AC converter 12 is connected to the input ends of the UPS uninterruptible power supply 8, the AC load 11 and the AC/DC converter 9, respectively, and the output end of the AC/DC converter 9 is connected to the DC load 10. The breaker group 13 realizes the connection of the battery pack 14 with the alternating current load 11, the direct current load 10 and the UPS uninterrupted power supply 8, when the breaker group 13 is disconnected, the in-vehicle equipment is powered by the UPS uninterrupted power supply 8, the power-shortage operation of the battery pack 14 is effectively prevented, the service life of the battery pack 14 is prolonged, at the moment, the internal battery of the UPS uninterrupted power supply 8 discharges, the alternating current can be directly provided, when the breaker group 13 is closed and the battery pack 14 normally supplies power, the high-voltage direct current of the battery pack 14 supplies power for the UPS uninterrupted power supply 8 and the in-vehicle load through the DC/AC converter 12, and the power distribution requirements of different equipment are.
As shown in fig. 2, the PCS energy storage converter unit 2 is a PCS energy storage converter connected in series with an isolation transformer, and in other embodiments, the PCS energy storage converter unit 2 may be an isolation-type integrated PCS energy storage converter with an isolation transformer. The breaker group 13 includes breakers Q10 and Q9 connected in parallel, each breaker being connected to a respective battery pack 14. The input end of the battery pack 14 can also be connected with the ground direct current charging pile 15 through a charging interface of the direct current power distribution cabinet 3. Four DC/DC converters and eight relays in the on-vehicle electric pile 4 of filling form the parallelly connected electric pile that fills in four ways, every group battery 14 corresponds and connects the on-vehicle electric pile of filling of the same way, EMS energy management system 7 is through controlling on-vehicle 4 relay that fill electric pile, the opening and shutting of 3 relay and circuit breaker of direct current switch board, the realization is to the control of on-vehicle electric pile 4 of filling, be favorable to filling, the overall control that discharges, on-vehicle electric pile 4 of filling possesses the modularization control function, but every group battery 14 independent control, mutual noninterference. The AC/DC converter 9 and the DC/AC converter 12 are unidirectional converters; the PCS energy storage converter and the DC/DC converter are bidirectional converters.
The battery pack 14, the direct current power distribution cabinet 3, the breaker group 13, the vehicle-mounted charging pile 4, the PCS energy storage and conversion unit 2 and the UPS uninterrupted power supply 8 are integrated in a container, the container is dispatched by a trailer, and the power of the trailer is one of electric power, oil power and oil-electricity hybrid. The box is also internally provided with a temperature control system and a fire fighting system. The temperature control system comprises an air conditioner and a cooling fan, an air duct is arranged in the box body for placing the battery pack 14 and connected with the air conditioner, cold air is conveyed to the rear portion of the box body, the cooling fan arranged on the box body promotes air circulation in the box body, the temperature of the working environment of the battery pack 14 is reduced, and the battery pack 14 is guaranteed to work in the best state. The fire-fighting system comprises a fire-fighting gas tank, a smoke sensor, a temperature sensing probe, an alarm device, an emergency stop switch, a fire-fighting control host and the like, wherein the fire-fighting medium can be one or a combination of dry powder, heptafluoropropane, high-pressure carbon dioxide, IG541 mixed gas and hot aerosol, and is preferably heptafluoropropane. The battery pack 14 is one of a ternary material battery, a lithium manganate battery, a cobalt acid lithium battery or a iron phosphate lithium battery, and preferably, the iron phosphate lithium battery. Because the lithium iron phosphate material has good safety, even if the battery pack is punctured, the ignition and the guarantee are not easy to occur, and the safety of the whole vehicle is greatly improved.
The working principle of the utility model is as follows:
1. when the UPS works, the UPS 8 is used as a starting power supply to supply power for AC and DC loads;
2. when the commercial power 1 charges the battery pack 14, as shown in fig. 2, the EMS energy management system 7 controls a circuit breaker Q1, a circuit breaker Q2, a circuit breaker Q3, a circuit breaker Q4, a relay C1, a relay C2, a relay C3, a relay C4, a relay D1, a relay D2, a relay D3 and a relay D4 in the direct current distribution cabinet 3 to be closed, the alternating current of the commercial power 1 sequentially passes through an isolation transformer, a PCS energy storage converter unit 2 and a DC/DC converter 4, one side charges the battery pack 14, the other side is converted into 220V alternating current through a DC/AC converter 12 to supply power to an alternating current load 11 and a UPS uninterruptible power supply 8 in the vehicle, and the 220V alternating current is converted into 24V direct current through an AC/DC converter 9 to supply power to a direct current load 10 in;
3. when the DC charging pile 15 charges the battery pack 14, as shown in fig. 2, the EMS energy management system 7 controls the closing of a circuit breaker Q5, a circuit breaker Q6, a circuit breaker Q7, a circuit breaker Q8, a relay F1, a relay F2, a relay F3, and a relay F4 in the DC distribution cabinet 3, the DC of the DC charging pile 15 directly charges the battery pack 14, the DC is further converted into 220V AC through the DC/AC converter 12 to supply power to the AC load 11 and the UPS uninterruptible power supply 8 in the vehicle, the 220V AC is further converted into 24V DC through the AC/DC converter 9 to supply power to the DC load 10 in the vehicle;
4. when the battery pack 14 is discharged to the outside through the discharge interface 6, as shown in fig. 2, the EMS energy management system 7 controls the relay E1, the relay E2, the relay E3, the relay E4 in the DC distribution cabinet 3, and the relay a1, the relay a2, the relay A3, and the relay a4 in the vehicle-mounted charging pile 4 to be closed, respectively, so that the DC power of the battery pack 14 is output from the discharge interface 6 through the DC/DC converter of the vehicle-mounted charging pile 4 to charge the external electric vehicle;
5. when the battery pack 14 feeds power to the commercial power 1, the EMS energy management system 7 controls a circuit breaker Q1, a circuit breaker Q2, a circuit breaker Q3, a circuit breaker Q4, a relay C1, a relay C2, a relay C3, a relay C4, a relay D1, a relay D2, a relay D3 and a relay D4 in the direct current power distribution cabinet 3 to be closed, and direct current of the battery pack 14 is converted into alternating current power to be output through a DC/DC converter and a PCS energy storage converter unit 2 of the vehicle-mounted charging pile 4 in sequence;
6. when the commercial power 1 discharges to the outside through the discharging interface 6, the EMS energy management system 7 respectively controls the relay a1, the relay a2, the relay A3, the relay a4, the relay C1, the relay C2, the relay C3 and the relay C4 in the vehicle-mounted charging pile 4 to be closed, and the alternating current of the commercial power 1 sequentially passes through the isolation transformer, the PCS energy storage converting unit 2 and the DC/DC converter of the vehicle-mounted charging pile 4 and is output from the discharging interface 6;
7. when the voltage of the battery pack 14 is not lower than a set value, the EMS energy management system 7 controls a circuit breaker Q9 and a circuit breaker Q10 in a circuit breaker group 13 to be in a normally closed state, high-voltage direct current of the battery pack 14 is converted into 220V alternating current through a DC/AC converter 12 to supply power to an alternating current load 11 and a UPS uninterruptible power supply 8 in the vehicle, and is converted into 24V direct current through an AC/DC converter 9 to supply power to a direct current load 10 in the vehicle;
8. when the voltage of the battery pack 14 is lower than a set value, the BMS battery management system 5 judges that the battery pack 14 is in a power shortage state and sends power shortage warning information to the EMS energy management system 7, the EMS energy management system 7 controls the circuit breakers Q9 and Q10 in the circuit breaker group 13 to be disconnected, and the internal battery of the UPS uninterruptible power supply 8 discharges to directly supply power to the alternating current load 11 and supplies direct current to the direct current load 10 through the AC/DC converter 9.
The above description is illustrative of the present invention and is not intended to limit the present invention, and the present invention may be modified in any manner without departing from the spirit of the present invention. In other embodiments, the number of the battery packs 14 may be several, and the number of the DC/DC converters in the vehicle-mounted charging pile 4 is also several; the BMS battery management system 5 controls the breaker set 13, and the EMS energy management system 7 controls the BMS battery management system 5, and when the BMS battery management system 5 detects a power shortage of the battery pack 14, the BMS battery management system 5 controls the breaker set 13 to be disconnected.
Claims (10)
1. The utility model provides a remove energy storage car which characterized in that: the system comprises a battery pack (14), wherein the battery pack (14) is respectively connected with a direct current power distribution cabinet (3) and a circuit breaker group (13), the direct current power distribution cabinet (3) is respectively connected with a discharge interface (6) through a vehicle-mounted charging pile (4), and is connected with a mains supply (1) through a PCS energy storage converter unit (2); the direct-current power distribution cabinet (3) and the battery pack (14) are respectively connected with the UPS (uninterrupted power supply) and a load through a breaker group (13); UPS uninterrupted power source (8), BMS battery management system (5) and direct current switch board (3) are connected with EMS energy management system (7) respectively, and the control end and EMS energy management system (7) or BMS battery management system (5) of circuit breaker group (13) are connected, and when group battery (14) is insufficient, EMS energy management system (7) or BMS battery management system (5) control circuit breaker group (13) disconnection, UPS uninterrupted power source (8) are the load power supply.
2. The mobile energy storage vehicle of claim 1, wherein: the circuit breaker group (13) is connected with the input end of the DC/AC converter (12), the output end of the DC/AC converter (12) is respectively connected with the input ends of the UPS uninterrupted power supply (8), the AC load (11) and the AC/DC converter (9), and the output end of the AC/DC converter (9) is connected with the DC load (10); the direct current power distribution cabinet (3) is connected with a direct current charging pile (15).
3. The mobile energy storage vehicle of claim 1, wherein: the vehicle-mounted charging pile (4) comprises a plurality of DC/DC converters and relays, each DC/DC converter is connected with one battery pack in series, and each DC/DC converter is a bidirectional converter.
4. The mobile energy storage vehicle of claim 1, wherein: the PCS energy storage and conversion unit (2) comprises a PCS energy storage converter and an isolation transformer, wherein the isolation transformer is arranged outside the PCS energy storage converter and is connected with the PCS energy storage converter in series or is arranged in the PCS energy storage converter.
5. The mobile energy storage vehicle of claim 4, wherein: the AC/DC converter (9) and the DC/AC converter (12) are unidirectional converters; the PCS energy storage converter is a bidirectional converter.
6. The mobile energy storage vehicle of claim 1, wherein: the direct current power distribution cabinet (3) comprises a plurality of circuit breakers and a plurality of relays.
7. The mobile energy storage vehicle of claim 1, wherein: the battery pack (14) is one of a ternary material battery, a lithium manganate battery, a cobalt acid lithium battery or a iron phosphate lithium battery.
8. The mobile energy storage vehicle of claim 1, wherein: the temperature control system comprises an air conditioner and a cooling fan, an air channel is arranged in the box body for placing the battery pack (14) and connected with the air conditioner, the cooling air is conveyed to the rear part of the box body, and the cooling fan arranged on the box body promotes the air circulation in the box body.
9. The mobile energy storage vehicle of claim 1, wherein: the fire-fighting system comprises one or more of a fire-fighting gas tank, a smoke sensor, a temperature-sensing probe, an alarm device, an emergency stop switch and a fire-fighting control host; the fire-fighting medium is one of dry powder, heptafluoropropane, high-pressure carbon dioxide, IG541 mixed gas and hot aerosol.
10. The mobile energy storage vehicle of claim 1, wherein: the battery pack (14), the direct current power distribution cabinet (3), the circuit breaker group (13), the vehicle-mounted charging pile (4), the PCS energy storage and conversion unit (2) and the UPS uninterrupted power supply (8) are integrated in the container, the box body is dispatched by a trailer, and the power of the trailer is one of electric power, oil power and oil-electricity hybrid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021008878.7U CN212649118U (en) | 2020-06-04 | 2020-06-04 | Mobile energy storage vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021008878.7U CN212649118U (en) | 2020-06-04 | 2020-06-04 | Mobile energy storage vehicle |
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| Publication Number | Publication Date |
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| CN212649118U true CN212649118U (en) | 2021-03-02 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114905996A (en) * | 2022-06-02 | 2022-08-16 | 广州弘信信息科技有限公司 | Split type electric pile that fills of electric automobile who charges in order |
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2020
- 2020-06-04 CN CN202021008878.7U patent/CN212649118U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114905996A (en) * | 2022-06-02 | 2022-08-16 | 广州弘信信息科技有限公司 | Split type electric pile that fills of electric automobile who charges in order |
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