CN112398208A - Portable centralized charging cabinet for multiple maintenance equipment of bullet train section and operation method - Google Patents
Portable centralized charging cabinet for multiple maintenance equipment of bullet train section and operation method Download PDFInfo
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- CN112398208A CN112398208A CN202011430259.1A CN202011430259A CN112398208A CN 112398208 A CN112398208 A CN 112398208A CN 202011430259 A CN202011430259 A CN 202011430259A CN 112398208 A CN112398208 A CN 112398208A
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- Prior art keywords
- equipment
- maintenance
- charging
- power supply
- charging cabinet
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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
- H02J7/00047—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries with provisions for charging different types of batteries
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61K—AUXILIARY EQUIPMENT SPECIALLY ADAPTED FOR RAILWAYS, NOT OTHERWISE PROVIDED FOR
- B61K13/00—Other auxiliaries or accessories for railways
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/30—Cabinet-type casings; Parts thereof or accessories therefor
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/26—Casings; Parts thereof or accessories therefor
- H02B1/52—Mobile units, e.g. for work sites
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02B—BOARDS, SUBSTATIONS OR SWITCHING ARRANGEMENTS FOR THE SUPPLY OR DISTRIBUTION OF ELECTRIC POWER
- H02B1/00—Frameworks, boards, panels, desks, casings; Details of substations or switching arrangements
- H02B1/56—Cooling; Ventilation
-
- 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
- H02J7/0042—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction
- H02J7/0045—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries characterised by the mechanical construction concerning the insertion or the connection of the batteries
-
- 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
- H02J9/00—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting
- H02J9/04—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source
- H02J9/06—Circuit arrangements for emergency or stand-by power supply, e.g. for emergency lighting in which the distribution system is disconnected from the normal source and connected to a standby source with automatic change-over, e.g. UPS systems
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Mechanical Engineering (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention discloses a portable centralized charging cabinet for multiple maintenance equipment of a bullet train section, which is characterized in that: the movable part is arranged, runs on the side surface along the line of the motor train unit overhaul warehouse and supplies power to overhaul equipment with different models and different power interfaces in a centralized manner; comprises a portable centralized charging cabinet body, a plurality of types of interface devices (2), batteries, charging wires and a charging wire storage device (5) which are arranged on the portable centralized charging cabinet body; the multiple type of interface devices (2) comprise a plurality of power interfaces matched with different models of maintenance equipment, and the batteries supply power for the different models of maintenance equipment in a short time. The invention fully considers the different requirements of various matching devices for the maintenance of the bullet train section on the charging interfaces, integrates various device interfaces, meets the power supply requirements of various maintenance devices, is provided with a large-capacity battery, avoids the frequent start and stop of the maintenance devices, ensures the normal work of the bullet train section maintenance devices, and greatly improves the work efficiency.
Description
Technical Field
The invention belongs to the field of charging equipment matched with a bullet train section, and particularly relates to a portable centralized charging cabinet for various overhauling equipment of the bullet train section and an operation method.
Background
In the existing motor train unit maintenance process, the cleaning and flaw detection of key parts of a bogie and other maintenance are carried out by special equipment, and the equipment generally adopts external power supply. In the maintenance process, the maintenance equipment usually can be overhauled one by one along the storehouse line for each section of car, and because the equipment charging line length is limited, a lot of interfaces that charge need to be set up at the side, satisfy the normal use requirement.
Simultaneously, adopt the external power supply to need frequent change interface that charges to guarantee to overhaul equipment and work in charging wire length range, lead to equipment frequent start-stop, on the one hand greatly reduced maintenance efficiency, on the other hand also causes harmful effects to equipment life.
In addition, because the charging interfaces at the side of the overhaul warehouse are limited, different types of overhaul and supporting equipment have different requirements on power interfaces, and the requirement of centralized operation of different equipment cannot be met.
Disclosure of Invention
Aiming at least one of the defects or the improvement requirements in the prior art, the invention provides the portable centralized charging cabinet for the multiple maintenance equipment of the bullet train section, which fully considers the different requirements of the multiple matching equipment for the maintenance of the bullet train section on the charging interfaces, is suitable for the power supply requirements of the multiple maintenance equipment, avoids the frequent start and stop of the maintenance equipment, ensures the normal work of the maintenance equipment of the bullet train section, and has strong use value.
In order to achieve the purpose, according to one aspect of the invention, the portable centralized charging cabinet for multiple maintenance devices of a bullet train section is provided, comprises a movable part, runs along a line of a maintenance warehouse of a motor train unit on the side surface, and is used for supplying power to the maintenance devices of different models and different power interfaces in a centralized manner;
the portable centralized charging cabinet comprises a portable centralized charging cabinet body, and various interface devices, batteries, charging wires and charging wire storage devices which are arranged on the portable centralized charging cabinet;
the multiple types of interface devices comprise multiple power interfaces matched with different types of maintenance equipment, and are connected with an external power supply device through the charging wires to obtain external power supply and supply power to the different types of maintenance equipment;
the battery is connected with an external power supply device through the charging wire to obtain charging and store electricity, and under the condition that the various interface devices are not connected with the external power supply device, the battery supplies power to different types of maintenance equipment through the various interface devices; the charging wire storage device is used for storing the charging wires in a non-working state.
Preferably, the power supply interfaces of the plurality of types of interface devices are a combination of a plurality of different currents, voltages, different numbers of phases, different numbers of wires, different types of sockets.
Preferably, the power supply interfaces of the plurality of types of interface devices comprise any combination of the following socket types and numbers: 10A and 16A single-phase two-three-plug five-jack socket of 220V, 32A single-phase 220V, 32A three-phase four-wire 380V, 32A three-phase five-wire 380V, 16A three-phase four-wire 380V, and 16A single-phase 220V.
Preferably, the battery is a ternary lithium battery.
Preferably, the battery has a capacity of at least 15 kilowatt-hours.
Preferably, the external power supply device is a charging box beside the maintenance warehouse line.
Preferably, a heat dissipation device is further arranged in the portable centralized charging cabinet body;
the heat dissipation device is used for dissipating heat of equipment in the cabinet body including the battery.
Preferably, a circuit protection device is further arranged in the portable centralized charging cabinet body;
the circuit protection device is used for protecting the charging cabinet from current overload.
To achieve the above object, according to one aspect of the present invention, there is provided a method for operating a portable centralized charging cabinet for multiple repair equipments of a bullet train section, comprising the steps of:
when the maintenance equipment sequentially detects each section of vehicle forward along the garage line, firstly connecting a charging wire of the portable centralized charging cabinet to an external power supply device beside the maintenance garage line, and pushing the charging cabinet to the side of the maintenance equipment;
at the moment, the plug of the maintenance equipment is connected to the power supply interfaces matched with the various interface devices;
the maintenance equipment starts to work, and the portable centralized charging cabinet moves along with the movement of the maintenance equipment, so that the normal operation power supply requirement of the maintenance equipment is met;
after the charging wire of portable concentrated charging cabinet reached the length limit, the charging wire was changed and is connected to the next nearer external power supply unit of overhauing the other storehouse line, at the in-process of charging wire change connection, by the battery is for overhauing the equipment power supply, forms uninterrupted power supply, overhauls the equipment and still can continue the operation.
To achieve the above object, according to one aspect of the present invention, there is provided a method for operating a portable centralized charging cabinet for multiple repair equipments of a bullet train section, comprising the steps of:
when the maintenance equipment sequentially detects each vehicle forward along the warehouse line, if the battery capacity of the portable centralized charging cabinet meets the short-term working time of the maintenance equipment, the charging wire of the portable centralized charging cabinet is not required to be connected to an external power supply device beside the maintenance warehouse line, and the charging cabinet is directly pushed to the side of the maintenance equipment;
at the moment, the plug of the maintenance equipment is connected to the power supply interfaces matched with the various interface devices;
the maintenance equipment begins work, and portable concentrated charging cabinet removes along with the removal of maintenance equipment, is the maintenance equipment power supply by the battery alone, satisfies the normal operating power supply requirement of maintenance equipment.
The above-described preferred features may be combined with each other as long as they do not conflict with each other.
Generally, compared with the prior art, the above technical solution conceived by the present invention has the following beneficial effects:
the portable centralized charging cabinet for the multiple maintenance devices of the bullet train section fully considers the different requirements of the multiple matching devices for the maintenance of the bullet train section on the charging interfaces, integrates multiple device interfaces, meets the power supply requirements of the multiple maintenance devices, is provided with a large-capacity battery, reduces the connector replacement caused by the movement of the devices, avoids the frequent start and stop of the maintenance devices, ensures the normal work of the bullet train section maintenance devices, is beneficial to prolonging the service life of the devices, greatly improves the working efficiency, and has high economic value and practicability.
Drawings
FIG. 1 is a schematic external view of a portable centralized charging cabinet for multiple servicing equipment of a motor train section according to an embodiment of the present invention;
FIG. 2 is a schematic view of another angle of the portable centralized charging cabinet of multiple servicing equipment of a motor train section according to an embodiment of the present invention;
fig. 3 is a schematic plan view of the interface layout of various interface devices in the portable centralized charging cabinet of multiple maintenance equipment of a motor train section according to an embodiment of the invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other. The present invention will be described in further detail with reference to specific embodiments.
As a preferred embodiment of the present invention, as shown in fig. 1-3, the present invention provides a portable centralized charging cabinet for multiple kinds of maintenance equipment in a bullet train section, which has a movable part, travels along a maintenance warehouse line of a motor train unit on a side surface, and supplies power to multiple kinds of maintenance equipment with different types and different power interfaces in a centralized manner; mainly including the portable cabinet body that charges that concentrates and set up multiple type interface device 2, battery, charging wire strorage device 5, heat abstractor 3, circuit protection device 4 etc. on the portable cabinet body that charges that concentrates.
As shown in fig. 3, the multiple types of interface devices 2 include a plurality of power interfaces matched with different models of maintenance equipment, and are located in the cabinet door opened in opposite directions, and the multiple types of interface devices 2 obtain external power supply through the charging wire connecting external power supply device, such as a charging box beside the maintenance warehouse line, and supply power for different models of maintenance equipment. The power supply interface of the multi-type interface device 2 is a combination of a plurality of different currents, voltages, different phase numbers, different line numbers and different types of sockets (common sockets or aviation sockets). The power supply interfaces of the multiple kinds of interface devices 2 include any combination of the following socket kinds and numbers: the single-phase two-three-plug five-jack socket of 220V of 10A and 16A, the single-phase 220V aviation socket of 32A, the three-phase four-wire 380V aviation socket of 32A, the three-phase five-wire 380V aviation socket of 16A, the three-phase four-wire 380V aviation socket of 16A, the single-phase 220V aviation socket of 16A, 13.
The battery is connected with an external power supply device through the charging wire to obtain charging and electric power storage, and under the condition that the various interface devices 2 are not connected with the external power supply device, the battery supplies power for different models of maintenance equipment through the various interface devices 2. The battery adopts a ternary lithium battery, so that the application temperature range is wider, the energy density is higher, and the safety is good; the battery capacity is 15 kilowatt-hours at least, and the accessible later stage increases the battery quantity or changes the battery of bigger capacity and expand capacity, provides continuous power for maintenance equipment during the mainly used charging cabinet charging wire changes the socket.
As shown in fig. 2, the charging cabinet is provided with 50m long charging wires and a charging wire storage device 5 at the back of the various interface devices 2. The charging wire is connected out from a charging wire outlet 6 on the cabinet body; charging wire storage device 5 adopts charging wire storage cabinet, basket or take-up reel etc. and the form is not limited for accomodate under the inoperative condition the charging wire.
The movable part comprises handrails 1 at the front end and the rear end of the upper part of the cabinet body and rollers at the bottom of the cabinet body, and the cabinet body is convenient to push to move along with the maintenance equipment.
The heat dissipation device 3 in the cabinet body of the portable centralized charging cabinet is arranged beside the batteries and dissipates heat for equipment in the cabinet body including the batteries; preferably, a liquid cooling heat dissipation mode is adopted, such as a water cooling mode, so that the battery is prevented from being overheated to cause fire. The heat dissipation device 3 includes heat dissipation holes formed in the cabinet body, as shown in fig. 2.
The circuit protection device 4 in the cabinet body of the portable centralized charging cabinet protects the charging cabinet from current overload.
The invention discloses a main operation method of a portable centralized charging cabinet of multiple maintenance equipment of a bullet train section, which comprises the following steps:
when the inspection equipment for the axle of the inspection equipment sequentially detects the axles of each vehicle bogie forward along the garage line, firstly connecting the charging wires of the portable centralized charging cabinet to an external power supply device beside the overhaul garage line, such as a charging box (the length of the charging wires is 50m), and pushing the charging cabinet to the side of the inspection equipment;
at the moment, the plug of the maintenance equipment is connected to the power supply interface matched with the various interface devices 2;
the maintenance equipment starts to work, and the portable centralized charging cabinet moves along with the movement of the maintenance equipment, so that the normal operation power supply requirement of the maintenance equipment is met;
after the charging wire of portable concentrated cabinet that charges reached the length limit, the charging wire was changed and is connected to the next nearer external power supply unit who overhauls the storehouse line, changes the in-process of connecting at the charging wire by the battery is for overhauing the equipment power supply, forms uninterrupted power supply, overhauls the equipment and still can continue the operation, so accomplish all maintenance tasks in proper order.
The invention can also simultaneously supply power to a plurality of different overhauling equipment, and the method is the same as the method, and only needs to reasonably arrange the walking route by considering the distances between the different overhauling equipment and the different charging boxes.
The invention discloses another operation method of a portable centralized charging cabinet of multiple maintenance equipment of a bullet train section, which comprises the following steps:
when the maintenance equipment sequentially detects each vehicle forward along the warehouse line, if the battery capacity of the portable centralized charging cabinet meets the short-term working time of the maintenance equipment, the charging wire of the portable centralized charging cabinet is not required to be connected to an external power supply device beside the maintenance warehouse line, and the charging cabinet is directly pushed to the side of the maintenance equipment;
at the moment, the plug of the maintenance equipment is connected to the power supply interface matched with the various interface devices 2;
the maintenance equipment begins work, and portable concentrated charging cabinet removes along with the removal of maintenance equipment, is the maintenance equipment power supply by the battery alone, satisfies the normal operating power supply requirement of maintenance equipment.
The invention can also supply power to a plurality of different overhauling equipment by batteries at the same time, and the walking route can be reasonably arranged only by considering the distance between different overhauling equipment.
After adopting portable concentrated cabinet that charges, beneficial effect is as follows:
the portable centralized charging cabinet for the multiple maintenance devices of the bullet train section fully considers the different requirements of the multiple matching devices for the maintenance of the bullet train section on the charging interfaces, integrates multiple device interfaces, meets the power supply requirements of the multiple maintenance devices, is provided with a large-capacity battery, reduces the connector replacement caused by the movement of the devices, avoids the frequent start and stop of the maintenance devices, ensures the normal work of the bullet train section maintenance devices, is beneficial to prolonging the service life of the devices, greatly improves the working efficiency, and has high economic value and practicability.
It will be understood by those skilled in the art that the foregoing is only a preferred embodiment of the present invention, and is not intended to limit the invention, and that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. The utility model provides a portable concentrated cabinet that charges of multiple maintenance of equipment of motor car section which characterized in that: the movable part is arranged, runs on the side surface along the line of the motor train unit overhaul warehouse and supplies power to overhaul equipment with different models and different power interfaces in a centralized manner;
comprises a portable centralized charging cabinet body, a plurality of types of interface devices (2), batteries, charging wires and a charging wire storage device (5) which are arranged on the portable centralized charging cabinet body;
the multiple types of interface devices (2) comprise a plurality of power interfaces matched with different types of maintenance equipment, and the multiple types of interface devices (2) are connected with an external power supply device through the charging wires to obtain external power supply and supply power to the different types of maintenance equipment;
the battery is connected with an external power supply device through the charging wire to obtain charging and store electricity, and under the condition that the various interface devices (2) are not connected with the external power supply device, the battery supplies power to different types of maintenance equipment through the various interface devices (2); the charging wire storage device (5) is used for storing the charging wires in a non-working state.
2. The portable centralized charging cabinet for multiple service equipment in a bullet train section as defined in claim 1, wherein:
the power supply interfaces of the multi-type interface device (2) are the combination of a plurality of different currents, voltages, different phase numbers, different line numbers and different types of sockets.
3. The portable centralized charging cabinet for multiple service equipment in a bullet train section as defined in claim 2, wherein:
the power supply interfaces of the multiple kinds of interface devices (2) comprise any combination of the following socket kinds and numbers: the aviation socket comprises a 220V single-phase two-three-plug five-hole socket (7) of 10A and 16A, a 32A single-phase 220V aviation socket (8), a 32A three-phase four-wire 380V aviation socket (9), a 32A three-phase five-wire 380V aviation socket (10), a 16A three-phase five-wire 380V aviation socket (11), a 16A three-phase four-wire 380V aviation socket (12) and a 16A single-phase 220V aviation socket (13).
4. The portable centralized charging cabinet for multiple service equipment in a bullet train section as defined in claim 1, wherein:
the battery is a ternary lithium battery.
5. The portable centralized charging cabinet for multiple service equipment in a bullet train section as defined in claim 1, wherein:
the battery has a capacity of at least 15 kilowatt-hours.
6. The portable centralized charging cabinet for multiple service equipment in a bullet train section as defined in claim 1, wherein:
the external power supply device is a charging box beside the maintenance warehouse line.
7. The portable centralized charging cabinet for multiple service equipment in a bullet train section as defined in claim 1, wherein:
a heat dissipation device (3) is also arranged in the portable centralized charging cabinet body;
the heat dissipation device (3) is used for dissipating heat of equipment in the cabinet body including the battery.
8. The portable centralized charging cabinet for multiple service equipment in a bullet train section as defined in claim 1, wherein:
a circuit protection device (4) is also arranged in the portable centralized charging cabinet body;
the circuit protection device (4) is used for protecting the charging cabinet from current overload.
9. A method of operating a portable centralized charging cabinet for multiple access equipment of a motor train section according to any one of claims 1 to 8, comprising the steps of:
when the maintenance equipment sequentially detects each section of vehicle forward along the garage line, firstly connecting a charging wire of the portable centralized charging cabinet to an external power supply device beside the maintenance garage line, and pushing the charging cabinet to the side of the maintenance equipment;
at the moment, the plug of the maintenance equipment is connected to the power supply interface matched with the various interface devices (2);
the maintenance equipment starts to work, and the portable centralized charging cabinet moves along with the movement of the maintenance equipment, so that the normal operation power supply requirement of the maintenance equipment is met;
after the charging wire of portable concentrated charging cabinet reached the length limit, the charging wire was changed and is connected to the next nearer external power supply unit of overhauing the other storehouse line, at the in-process of charging wire change connection, by the battery is for overhauing the equipment power supply, forms uninterrupted power supply, overhauls the equipment and still can continue the operation.
10. A method of operating a portable centralized charging cabinet for multiple access equipment of a motor train section according to any one of claims 1 to 8, comprising the steps of:
when the maintenance equipment sequentially detects each vehicle forward along the warehouse line, if the battery capacity of the portable centralized charging cabinet meets the short-term working time of the maintenance equipment, the charging wire of the portable centralized charging cabinet is not required to be connected to an external power supply device beside the maintenance warehouse line, and the charging cabinet is directly pushed to the side of the maintenance equipment;
at the moment, the plug of the maintenance equipment is connected to the power supply interface matched with the various interface devices (2);
the maintenance equipment begins work, and portable concentrated charging cabinet removes along with the removal of maintenance equipment, is the maintenance equipment power supply by the battery alone, satisfies the normal operating power supply requirement of maintenance equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011430259.1A CN112398208A (en) | 2020-12-09 | 2020-12-09 | Portable centralized charging cabinet for multiple maintenance equipment of bullet train section and operation method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011430259.1A CN112398208A (en) | 2020-12-09 | 2020-12-09 | Portable centralized charging cabinet for multiple maintenance equipment of bullet train section and operation method |
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| Publication Number | Publication Date |
|---|---|
| CN112398208A true CN112398208A (en) | 2021-02-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011430259.1A Pending CN112398208A (en) | 2020-12-09 | 2020-12-09 | Portable centralized charging cabinet for multiple maintenance equipment of bullet train section and operation method |
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| CN (1) | CN112398208A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115001118A (en) * | 2022-08-03 | 2022-09-02 | 广东汇盈电力工程有限公司 | Charging device that intelligence electric power overhauld |
| WO2024066789A1 (en) * | 2022-09-26 | 2024-04-04 | 北京比特大陆科技有限公司 | Power distribution unit and distribution equipment |
-
2020
- 2020-12-09 CN CN202011430259.1A patent/CN112398208A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115001118A (en) * | 2022-08-03 | 2022-09-02 | 广东汇盈电力工程有限公司 | Charging device that intelligence electric power overhauld |
| WO2024066789A1 (en) * | 2022-09-26 | 2024-04-04 | 北京比特大陆科技有限公司 | Power distribution unit and distribution equipment |
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