CN214506628U - Mobile charging device - Google Patents
Mobile charging device Download PDFInfo
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- CN214506628U CN214506628U CN202120234462.5U CN202120234462U CN214506628U CN 214506628 U CN214506628 U CN 214506628U CN 202120234462 U CN202120234462 U CN 202120234462U CN 214506628 U CN214506628 U CN 214506628U
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- lithium battery
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- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims abstract description 65
- 229910052744 lithium Inorganic materials 0.000 claims abstract description 65
- 230000005611 electricity Effects 0.000 claims description 6
- 238000012544 monitoring process Methods 0.000 claims description 3
- 238000007599 discharging Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000004146 energy storage Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The utility model discloses a mobile charging device, which comprises a charging device and a carrying vehicle, wherein the charging device comprises a diesel generator, a controllable rectifier, a lithium battery, a charging pile and a power distribution system; the charging device is arranged on the carrying vehicle; the power distribution system is connected with the controllable rectifier, the lithium battery and the charging pile, the power distribution system comprises a direct current bus, the direct current bus is electrically connected with the controllable rectifier, the lithium battery and the charging pile, the input end of the controllable rectifier is electrically connected with the diesel generator or an external alternating current power supply, and the controllable rectifier is used for converting alternating current into direct current to supply power for the lithium battery and the charging pile. The utility model provides a remove charging device, remove charging device and can carry charging device to the settlement position through the carrier loader, for the haulage vehicle or the facility power supply at harbour, need urgent problem of power consumption when solving the harbour power failure fast, solve the problem of current harbour affair power supply system emergency efficiency low under to the outage condition.
Description
Technical Field
The utility model relates to the electric automobile field of charging especially involves a remove charging device.
Background
In the normal operation of a port, the safety and reliability of power supply are the key points for guaranteeing the operation of the port, and the reliability of power supply is more important as the port operation enters an intelligent era. Because the present harbour adopts the power supply mode of single loop form, provides 10kV inlet wire power supply, from the security of the current power supply in port district, reliability angle analysis, combines current single loop power supply mode, has following problem:
1. the dependence on a port power supply system is high, and once the port power supply system fails, large-area power failure of the port area can be caused;
2. for some temporary power utilization and emergency power utilization requirements of a port area, temporary lines are laid for a long time, so that the emergency efficiency is low and the cost is high;
3. along with pure electrochemical transformation of the tractor in the port, the charging capacity of a charging pile and a charging field cannot meet the charging requirement of the tractor in the port due to the non-uniformity of the requirement of a charging vehicle, so that the loading and unloading operation in the port is influenced;
4. once power is cut off in a port, a means for quickly and reasonably scheduling an emergency power supply to selectively ensure power supply of key areas of key power utilization port areas is lacked.
Disclosure of Invention
The utility model aims at providing a remove charging device aims at solving the problem of current port affair power supply system emergency inefficiency under to the outage condition.
The utility model provides a mobile charging device, which comprises a charging device and a carrying vehicle, wherein the charging device comprises a diesel generator, a controllable rectifier, a lithium battery, a charging pile and a power distribution system;
the charging device is arranged on the carrying vehicle;
the power distribution system is connected with the controllable rectifier, the lithium battery and the charging pile, the power distribution system comprises a direct current bus, the direct current bus is electrically connected with the controllable rectifier, the lithium battery and the charging pile, the input end of the controllable rectifier is electrically connected with the diesel generator or an external alternating current power supply, and the controllable rectifier is used for converting alternating current into direct current to supply power for the lithium battery and the charging pile.
Furthermore, the charging device also comprises an inverter circuit; the input end of the inverter circuit is connected with a direct current bus; the inverter circuit is used for converting direct current into alternating current, and the alternating current is used for outputting and supplying power inside the charging device.
Further, the charging device further comprises an air conditioner;
the output end of the inverter circuit is connected with the air conditioner.
Further, the power distribution system further includes:
and the alternating current output interface is connected with the output end of the inverter circuit.
Further, the mobile charging device further includes:
and the control circuit is connected with the charging pile and the power distribution system, the charging pile identifies the charging power of the charged load, and the control circuit controls the power distribution system to adjust the output power according to the charging power of the charged load.
Further, the charging pile is a DC/DC type charging pile.
Further, integrated in the container, charging device and carrier loader can dismantle and be connected.
Further, the charging device further includes:
automatic charging system, automatic charging system are used for the rifle that charges of electric pile is filled in automatic alignment and plug.
Further, the lithium cell holds by the battery cabinet, is equipped with contactor and control module on the battery cabinet, and contactor and control module are connected with the lithium cell electricity, and the contactor is used for the distribution, and control module is used for monitoring the lithium cell, and control module control lithium cell passes through the contactor and charges and discharges.
The utility model provides a remove charging device, remove charging device and can carry charging device to the settlement position through the carrier loader, for the haulage vehicle or the facility power supply at harbour, need urgent problem of power consumption when solving the harbour power failure fast, solve the problem of current harbour affair power supply system emergency efficiency low under to the outage condition.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment of a mobile charging device according to the present invention;
fig. 2 is a schematic structural diagram of a power distribution system in an embodiment of the mobile charging device of the present invention.
The purpose of the present invention is to provide a novel and improved method and apparatus for operating a computer.
Detailed Description
It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It will be understood by those skilled in the art that, as used herein, the singular forms "a", "an", "the" and "the" may include the plural forms as well, unless expressly stated otherwise. It will be further understood that the terms "comprises" and/or "comprising," when used in this specification, specify the presence of stated features, integers, steps, operations, elements, units, modules, and/or components, but do not preclude the presence or addition of one or more other features, integers, steps, operations, elements, units, modules, components, and/or groups thereof. It will be understood that when an element is referred to as being "connected" or "coupled" to another element, it can be directly connected or coupled to the other element or intervening elements may also be present. Further, "connected" or "coupled" as used herein may include wirelessly connected or wirelessly coupled. As used herein, the term "and/or" includes all or any element and all combinations of one or more of the associated listed items.
It will be understood by those within the art that, unless otherwise defined, all terms (including technical and scientific terms) used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. It will be further understood that terms, such as those defined in commonly used dictionaries, should be interpreted as having a meaning that is consistent with their meaning in the context of the prior art and will not be interpreted in an idealized or overly formal sense unless expressly so defined herein.
Referring to fig. 1-2, an embodiment of the mobile charging device of the present invention includes a charging device 2 and a carrier loader 1, where the charging device 2 includes a diesel generator 25, a controllable rectifier 27, a lithium battery 23, a charging pile 21, and a power distribution system 22; the charging device 2 is arranged on the carrier loader 1; the power distribution system 22 is connected with the controllable rectifier 27, the lithium battery 23 and the charging pile 21, the power distribution system 22 comprises a direct current bus 221, the direct current bus 221 is electrically connected with the controllable rectifier 27, the lithium battery 23 and the charging pile 21, the input end of the controllable rectifier 27 is electrically connected with the diesel generator 25 or an external alternating current power supply, and the controllable rectifier 27 is used for converting alternating current into direct current to supply power for the lithium battery 23 and the charging pile 21.
Specifically, the mobile charging device can carry the charging device 2 to a set position through the carrying vehicle 1, and the problem that emergency power utilization is needed when power is cut in a port is rapidly solved for supplying power to traction vehicles or facilities in the port, and the problem that the emergency efficiency is low under the condition of power failure in the existing port power supply system is solved.
It should be mentioned that, when the port service power supply system is normal, the mobile charging device can stop beside the fixed charging pile and be connected with the commercial power, the charging pile 21 of the charging device 2 is used for charging a pure electric tractor at a port, the pure electric reformation of the tractor in the port is optimized, the charging capacity of the charging pile 21 and a charging field cannot meet the charging requirement of the tractor in the port due to the non-uniformity of the requirement of the charging vehicle, the unloading operation condition in the port is further influenced, and the distribution of the charging positions can be flexibly adjusted according to the actual condition; the mobile charging device can also convert commercial power into direct current to charge the lithium battery 23, and the lithium battery 23 is kept in a good usable state, so that when a harbor service power supply system is powered off, the lithium battery 23 can be used for supplying power for needed facilities or vehicles and the like, emergency power supplies can be quickly and reasonably scheduled to selectively ensure that power is supplied to key areas in a harbor service area, meanwhile, due to the fact that the mobile charging device is provided with the diesel generator 25, the mobile charging device can convert the power into electric energy, the total power supply amount of the mobile charging device is improved, and in some embodiments, the electric energy generated by a journey collector is preferentially supplied to the carrier loader 1.
It should be noted that, in some embodiments, the charging device 2 further includes an energy storage interface of the solar photovoltaic generator and the wind power generator, and the energy storage interface can be connected with the solar photovoltaic generator and the wind power generator to convert clean energy such as wind energy and light energy into electric energy for supplying power.
It should be noted that it is prior art to convert ac power into dc power and distribute the dc power to different locations, and therefore, the description thereof is not repeated herein.
It should be noted that in some embodiments, the solution configures a set of diesel generators 25 with electricity AC380V50Hz, power 100 KW; the lithium battery 23 is partially configured according to actual requirements, and the diesel generator 25 generates electricity which is converted into direct current through the controllable rectifier 27. The diesel generator 25 is interlocked with the commercial power, outputs to the AFE, and then is connected in parallel with the lithium battery 23, and is merged into the direct current bus 221, so that the cruising ability of the charging device 2 is further enhanced.
In some embodiments, the diesel generator 25 specification parameters are 100Kw/380V, 50 HZ; the main application scenarios are as follows:
when the electric quantity of the lithium battery 23 is sufficient or common, the lithium battery charges loads such as a tractor and the like; when the electric quantity of the lithium battery 23 is general, the diesel generator 25 and the lithium battery 23 work simultaneously to charge an external tractor; in the presence of a power grid, the lithium battery 23 can be charged through the power grid, and an external tractor can also be charged at the same time.
In some embodiments, the power distribution system 22 is an aggregate of circuits and control switches, etc. for controlling the corresponding circuits to conduct under different conditions, so as to implement the corresponding functions of the charging device.
Further, in some embodiments, the input terminal of the controllable rectifier 27 is used for connecting an ac power source, the controllable rectifier 27 is used for converting ac power into dc power, the lithium battery 23 and the charging pile 21 can be connected, and the voltage output to the lithium battery 23 and the charging pile 21 can be adjusted.
Specifically, the controllable rectifier 27 may convert ac power such as commercial power into dc power, and charge the load through the charging pile 21 after the conversion, or directly charge the lithium battery 23; it should be noted that it is prior art to regulate the voltage of the dc power to the required voltage range by the controllable rectifier 27, and therefore, the detailed description thereof is not repeated herein.
Further, in some embodiments, the charging device 2 further includes an inverter circuit 28; the input end of the inverter circuit 28 is connected with a direct current bus 221; the inverter circuit 28 is used to convert the dc power to ac power for output and internal power supply of the charging device 2.
Specifically, the inverter circuit 28 converts the direct current obtained by the direct current bus 221 into a 220V commercial power, and supplies power to an external device or a device using the commercial power in the charging device 2.
Further, in some embodiments, the charging device 2 further includes an air conditioner 24; the output end of the inverter circuit 28 is connected with the air conditioner 24.
Specifically, the air conditioner 24 may cool or heat the charging device 2 so that the charging device 2 can operate at a proper temperature, thereby improving the operating efficiency of the charging device 2; the inverter circuit 28 converts the direct current of the lithium battery 23 into alternating current to supply power to the air conditioner 24.
It should be noted that, in some embodiments, the charging device 2 further includes other electric devices applying ac power, such as a dehumidifier, which can dehumidify the air in the charging device, so as to avoid the reduction of the service life caused by the overhigh humidity of the air in the charging device.
Further, in some embodiments, power distribution system 22 also includes an ac power output interface; ac output interface the ac output interface is connected to the output of inverter circuit 28. Can be connected with the facility through alternating current output interface, charging device 2 is as alternating current power supply for the facility power supply, it should be said that, in some embodiments, alternating current output interface can output power 132kW, sets up output 440V high-voltage electricity, supplies emergent machine shifting such as pier RTG, or sets up output 380V, as pier temporary operation power, also can set up output 220V and supply power for external electrical apparatus or the electrical apparatus in the charging device.
It should be noted that in some embodiments, the charging device 2 includes an AC/DC charging pile 21, which converts AC power of an AC power output interface into DC power for output; when the power supply is connected with a power grid, the commercial power can be directly converted into direct current to be output to an external load.
Further, in some embodiments, the mobile charging device further comprises a control circuit; the control circuit is connected with the charging pile 21 and the power distribution system 22, the charging power of the charged load identified by the charging pile 21 is controlled, and the control circuit controls the power distribution system 22 to adjust the output power according to the charging power of the charged load. Specifically, the charging power of the charged load identified by the charging pile 21 is controlled by the control circuit to control the charging pile 21, the diesel generator 25, the controllable rectifier 27, the inverter circuit and the power distribution system 22, so as to achieve the effect of adjusting the output power.
It should be noted that, in some embodiments, the charging pile 21 may automatically switch to the corresponding output power according to the charging power of the identified charged load, which is not described herein for the prior art.
Further, in some embodiments, the charging post 21 is a DC/DC type charging post. The direct current of the lithium battery 23 is output to an external load through the charging pile 21; alternating current generated by the diesel generator 25 is converted into direct current through the controllable rectifier 27 and then is output to an external load through the charging pile 21.
Further, in some embodiments, the power distribution system 22 is connected to a battery of the vehicle 1. The charging device 2 can supply power to the carrier vehicle 1.
It should be noted that in some embodiments the carrier vehicle 1 is an all-electric tractor, and for cost savings the carrier vehicle 1 uses an all-electric tractor that is close to being scrapped.
Further, in some embodiments, the charging device 2 is integrated in the container, and the charging device 2 is detachably connected to the carrier vehicle. The carrier may be a container carrier of various types.
Further, in some embodiments, the charging device 2 further comprises an automatic charging system 29; automatic charging system 29, automatic charging system 29 is used for the charging rifle of automatic counterpoint and plug electric pile.
Specifically, automatic charging system 29 can be including driving the manipulator and counterpoint system, can drive the rifle that charges through driving the manipulator and remove, and the inserted position of rifle that charges can be judged to the counterpoint system, and in some embodiments, the inserted position of rifle that charges can be judged for vision recognition based on vision recognition's vision recognition device to the counterpoint system, through vision recognition, and then the control drives the manipulator and will charge the rifle and insert this inserted position.
Further, in some embodiments, the lithium battery is held by a battery cabinet, the battery cabinet is provided with a contactor and a control module, the contactor and the control module are electrically connected with the lithium battery, the contactor is used for power distribution, the control module is used for monitoring the lithium battery, and the control module controls the lithium battery to be charged and discharged through the contactor.
Specifically, the lithium cell is held by the battery cabinet, makes things convenient for the fixed of lithium cell and protection, and control module is the BMS of lithium cell, can detect the state of lithium cell through control module, through contactor and outside structural connection, for example through contactor connection direct current bus 221.
Further, in some embodiments, the charging device 2 further includes a detachable lithium battery pack 231; the lithium battery pack 231 is held by the holding box, the holding box is provided with an electromagnet, a contactor and a discharging module, and the electromagnet, the contactor and the discharging module are electrically connected with the lithium battery pack 231; lithium battery pack 231 is removably connected to power distribution system 22 via a contactor.
Specifically, the contactor is used for power distribution, the full-electric tractor has insufficient electric quantity and needs to complete the rest work, the mobile charging device is not suitable for the whole-process accompanying, the detachable lithium battery pack 231 can be detached and placed on the full-electric tractor to charge the full-electric tractor, so that the full-electric tractor completes the rest work, the lithium battery pack 231 is only used as a part of lithium batteries 23 in the charging device 2 and is connected with the power distribution system 22 to realize charging and discharging, and the discharging module does not work; the connecting parts of the lithium battery pack 231 and the power distribution system 22 are detachable, so that the clock of the lithium battery pack 231 is conveniently moved in the containing box, after the lithium battery pack 231 is detached, the containing box is adsorbed on the full-electric tractor by electrifying the electromagnet on the containing box, and the lithium battery pack 231 is electrically connected with the full-electric tractor through the discharging module to supply power to the full-electric tractor; it should be noted that, in the present embodiment, the lithium battery pack 231 supplies power to the electromagnet, and the power on/off of the electromagnet is controlled by a manual control switch.
It should be noted that in some embodiments, the discharge module includes a discharge circuit, a protection circuit, and a discharge wire for connection with the all-electric tractor; the protection circuit is used for protecting the discharge circuit and avoiding over-discharge.
Further, in some embodiments, the carrier loader 1 is provided with a manipulator 26, and the manipulator 26 is used for moving the lithium battery pack 231. Specifically, because the weight of lithium cell group 231 is heavier, the efficiency of artifical transport is comparatively low, holds the case through the transport of manipulator 26, and then carries lithium cell group 231, can reduce intensity of labour, improves work efficiency.
It should be noted that in some embodiments, the manipulator 26 provided on the carrier cart 1 is the same manipulator as the entraining manipulator in the automatic charging system 29.
It should be noted that in some embodiments, the mobile charging apparatus further comprises fire protection equipment for use when the mobile charging apparatus is in fire or is about to be in fire.
It should be noted that in some embodiments, the charging device 2 further includes a power switching system, and the power switching system is used for switching the power supply and stabilizing the output power during the power switching process; wherein the switched power supply is a lithium battery 23 and a diesel generator 25; it should be noted that the power switching system is prior art and will not be described herein.
It should be noted that in some embodiments, the charging device 2 is guaranteed to operate stably during power switching by the emergency power supply.
In some embodiments, the primary configuration of the mobile charging device comprises: the system comprises a battery cabinet, a lithium battery 23 (comprising BMS), a 110kW controllable rectifier 27AFE, a 120kW direct current charging pile, 18kW EPS, a diesel generator 25 group, a control system, an air conditioner 24, lighting equipment and a pure electric tractor; the battery cabinet is used for fixing the lithium battery 23, the lighting equipment is used for lighting the charging device 2, and the 110kW controllable rectifier 27AFE and the 120kW direct current charging pile 21 are matched with the power consumption of a port, so that the mobile charging device is suitable for the port.
In some embodiments, the mobile charging unit further comprises a 120kW AC/DC charging pole and a 132kW EPS to match the power usage in the port, making the mobile charging unit suitable for use in the port.
The utility model provides a remove charging device, remove charging device and can carry charging device 2 to the settlement position through carrier loader 1, for haulage vehicle or the facility power supply at harbour, need urgent problem of power consumption when solving the harbour power failure fast, solve the problem of current harbour affair power supply system emergency inefficiency under to the outage condition.
The above only is the preferred embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent flow changes made by the contents of the specification and the drawings, or directly or indirectly applied to other related technical fields, are included in the same way in the protection scope of the present invention.
Claims (9)
1. A mobile charging device is characterized by comprising a charging device and a carrier loader, wherein the charging device comprises a diesel generator, a controllable rectifier, a lithium battery, a charging pile and a power distribution system;
the charging device is arranged on the carrying vehicle;
the distribution system is connected controllable rectifier, lithium cell and electric pile that fills, distribution system includes the direct current generating line, the direct current generating line with controllable rectifier, lithium cell and electric pile electricity are connected, the input of controllable rectifier with diesel generator or external alternating current power supply electricity are connected, controllable rectifier is used for turning into the alternating current direct current does the lithium cell with fill the electric pile power supply.
2. The mobile charging device of claim 1, wherein the charging device further comprises an inverter circuit;
the input end of the inverter circuit is connected with the direct current bus; the inverter circuit is used for converting direct current into alternating current, and the alternating current is used for outputting and supplying power to the interior of the charging device.
3. The mobile charging device of claim 2, further comprising an air conditioner, wherein the output terminal of the inverter circuit is connected to the air conditioner.
4. The mobile charging apparatus of claim 2, wherein the power distribution system further comprises:
and the alternating current output interface is connected with the output end of the inverter circuit.
5. The mobile charging apparatus of claim 1, further comprising:
the control circuit is connected with the charging pile and the power distribution system, the charging pile identifies the charging power of a charged load, and the control circuit controls the power distribution system to adjust the output power according to the charging power of the charged load.
6. The mobile charging apparatus of claim 1, wherein the charging post is a DC/DC type charging post.
7. The mobile charging device of claim 1, wherein the charging device is integrated into a container, the charging device being removably connected to the cart.
8. The mobile charging device of claim 1, further comprising:
the automatic charging system is used for automatically aligning and plugging the charging gun of the charging pile.
9. The mobile charging device of claim 1, wherein the lithium battery is housed in a battery cabinet, the battery cabinet is provided with a contactor and a control module, the contactor and the control module are electrically connected with the lithium battery, the contactor is used for power distribution, the control module is used for monitoring the lithium battery, and the control module controls the lithium battery to be charged and discharged through the contactor.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120234462.5U CN214506628U (en) | 2021-01-27 | 2021-01-27 | Mobile charging device |
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| CN202120234462.5U CN214506628U (en) | 2021-01-27 | 2021-01-27 | Mobile charging device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112803564A (en) * | 2021-01-27 | 2021-05-14 | 海通科创(深圳)有限公司 | Mobile charging device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112803564A (en) * | 2021-01-27 | 2021-05-14 | 海通科创(深圳)有限公司 | Mobile charging device |
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