CN216085157U - Mute high-power generation pack safety box - Google Patents
Mute high-power generation pack safety box Download PDFInfo
- Publication number
- CN216085157U CN216085157U CN202122043825.XU CN202122043825U CN216085157U CN 216085157 U CN216085157 U CN 216085157U CN 202122043825 U CN202122043825 U CN 202122043825U CN 216085157 U CN216085157 U CN 216085157U
- Authority
- CN
- China
- Prior art keywords
- battery pack
- power generation
- separation cavity
- cavity
- box body
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02E60/10—Energy storage using batteries
Landscapes
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model discloses a mute high-power generation pack safety box which comprises a box body, wherein the box body is used for installing a lithium ion battery pack, a bidirectional converter PCS and a high-voltage control box, the internal space of the box body is divided into a battery pack separation cavity and an equipment separation cavity, the battery pack separation cavity is a waterproof sealing cavity, the equipment separation cavity is a ventilation and heat dissipation cavity, the equipment separation cavity is positioned on the front side and the top side of the battery pack separation cavity and extends in a penetrating manner, a group of electrical interfaces are arranged on a front panel of the battery pack separation cavity, the equipment separation cavity positioned on the top side of the battery pack separation cavity is used for placing the bidirectional converter PCS and the high-voltage control box in a hanging manner, a closable transparent blocking window is arranged on a panel of the box body and used for blocking a display panel of the high-voltage control box, an interface panel is arranged on the panel of the box body, and at least one charge-discharge interface is arranged on the interface panel. The scheme provides a safe use environment for the lithium ion battery pack, and eliminates the interference of an external heating device and wiring on the use of the lithium ion battery pack.
Description
Technical Field
The utility model relates to high-power mobile energy storage power supply equipment, in particular to a mute high-power generation pack safety box.
Background
The generator sets such as gasoline engines and diesel engines can generate large noise during operation, and are complex to operate and maintain and not ideal generating equipment.
The high-power generation equipment using the lithium ion battery pack as the energy storage unit has the characteristics of long service life, simplicity and easiness in maintenance, silence, no waste gas, environmental friendliness, indoor use and the like, and is ideal power generation equipment.
The existing high-power generation equipment generally comprises a lithium ion battery pack, a battery management system BMS, a high-power converter PCS and the like, wherein the safety use of the lithium ion battery pack is closely related to the structure and the external use environment of the lithium ion battery pack, so that the guarantee of the safety of the use environment of the lithium ion battery pack is very important design content.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a mute high-power generation pack safety box to provide a safe use environment for a lithium ion battery pack.
Therefore, the utility model provides a mute high-power generation pack safety box which comprises a box body, wherein the box body is used for installing a lithium ion battery pack, a bidirectional alternator PCS and a high-voltage control box, the inner space of the box body is divided into a battery pack separation cavity and an equipment separation cavity, the battery pack separation cavity is a waterproof sealing cavity, the equipment separation cavity is a ventilation and heat dissipation cavity, the equipment separation cavity is positioned on the front side and the top side of the battery pack separation cavity and extends in a penetrating manner, a group of electrical interfaces are arranged on a front panel of the battery pack separation cavity, the equipment separation cavity positioned on the top side of the battery pack separation cavity is used for suspending the bidirectional alternator PCS and the high-voltage control box, a closable transparent blocking window is arranged on the panel of the box body and used for blocking a display panel of the high-voltage control box, and at least one charge-discharge interface is arranged on the panel of the box body.
Furthermore, a plurality of support columns are arranged in the battery pack separating cavity of the box body and used for supporting the upper-layer battery module in the upper-layer battery module and the lower-layer battery module.
Furthermore, a rain-proof air inlet and a rain-proof air outlet are arranged on the wall of the equipment separation cavity, wherein an air outlet of the bidirectional communication device faces the rain-proof air outlet and is used for directly taking heat generated by the bidirectional communication device out of the equipment separation cavity.
Furthermore, the bottom of the box body is of a bracket structure and is used for carrying by a forklift.
Further, the at least one charge-discharge interface includes: the system comprises a three-phase alternating current interface, an alternating current slow charging interface, a direct current fast charging interface and an alternating current breaker.
According to the mute high-power generation pack safety box, the internal space of the box body is divided into the waterproof sealing cavity for mounting the lithium ion battery pack and the ventilation and heat dissipation cavity for mounting other equipment, so that a safe use environment is provided for the lithium ion battery pack, and the interference of external heating devices and wiring on the use of the lithium ion battery pack is eliminated.
In addition to the objects, features and advantages described above, other objects, features and advantages of the present invention are also provided. The present invention will be described in further detail below with reference to the drawings.
Drawings
The accompanying drawings, which are incorporated in and constitute a part of this application, illustrate embodiments of the utility model and, together with the description, serve to explain the utility model and not to limit the utility model. In the drawings:
fig. 1 is a schematic perspective view of a high-power mute power generation pack according to the present invention;
fig. 2 is a schematic diagram of the internal structure of a high-power mute power generation pack according to the present invention;
FIG. 3 is an exploded view of a high power mute power generation package according to the present invention;
fig. 4 is a schematic diagram of a front panel of a battery pack compartment of a high power silent power generation pack according to the present invention;
FIG. 5 is an electrical schematic of a high power silent power generation pack according to the present invention;
FIG. 6 is an AC charging pattern for a high power mute power generation pack according to the present invention;
FIG. 7 is a DC charging mode of the high power mute power generation package according to the present invention; and
fig. 8 is a schematic diagram of parallel power generation of a high-power mute power generation pack according to the utility model.
Detailed Description
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present invention will be described in detail below with reference to the embodiments with reference to the attached drawings.
Fig. 1-5 illustrate some examples according to the present invention.
Referring to fig. 1 to 5 in combination, the high-power mute power generation package of the present invention includes a box 10, a lithium ion battery pack 20, a bidirectional ac device PCS 30, and a high-voltage control box 40.
The inner space of the box body 10 is divided into a battery pack compartment 11 and an equipment compartment 12 which are independent from each other. The lithium ion battery pack is arranged in the battery pack partition. In one example, the box size is 1600 x 1100 x 1000mm (length, width, height) and the total weight is 1200 KG.
Specifically, the interior space of the box is divided up and down by the top plate (cross partition) 13 of the battery pack compartment, while being divided forward and backward by the panels (vertical partitions) 14 of the battery pack compartment, so that the equipment compartment extends through the front and top sides of said battery pack compartment. The battery pack compartment 11 is a waterproof sealed compartment and the equipment compartment 12 is a ventilation and heat dissipation compartment.
The high voltage control box 40 and the bidirectional alternator PCS 30 are disposed on a set of flying beams 18, which are remote from each other and are not in contact with the horizontal and vertical partitions.
The wall of the equipment compartment 12 is provided with a rain-proof air inlet 11a and a rain-proof air diffuser 11b, and the rain-proof air diffuser 11b is arranged at the position facing the air exhaust outlet of the bidirectional air exchanger 30.
A group of electrical interfaces are arranged on the panel 14 of the battery pack compartment, and an MSD (safety fuse) heating wire socket 141, a low-voltage communication connector socket 142, a battery negative electrode socket 143 and a battery positive electrode socket 144 are arranged from left to right in sequence. The lithium ion battery pack is connected to other electrical devices through these electrical interfaces.
A three-phase ac interface 151, an ac slow charging interface 152, a dc fast charging interface 153, and an ac breaker 154 are provided on the box panel 15, and a rain shield 155 is provided above these interfaces.
And the alternating current slow charging interface and the direct current fast charging interface are in communication connection with the BCU so as to provide the respective interface states to the BCU.
The panel 15 of the box body is embedded with a display control panel 41 of the high-voltage control box 40, and is provided with a transparent blocking window 16 which can be opened and closed for realizing the rainproof shielding of the display control panel 41.
The waterproof and dustproof grade of the high-power mute power generation package can reach IP55, and the high-power mute power generation package is allowed to be used in rainy days.
The bottom of the box 10 is a tray structure 17 to facilitate handling by fork handling equipment such as a forklift.
The lithium ion battery packs 20 are arranged in the battery pack separation space 11 in an upper layer and a lower layer, and the upper layer lithium ion battery pack is supported by a plurality of upright posts 111 to be separated from the lower layer lithium ion battery pack. In one example, the module grouping mode is 2P7S, the system combination mode is 196S2P (formed by connecting 28 modules in series), the single cell capacity is 80AH, the battery pack power is 100.4kWh, and the battery pack voltage is 627.2V.
One BMS sensing slave board, such as MC05-64, is provided every seven modules for monitoring cell voltage and temperature of the battery pack, and a heating film is provided for this purpose, and heating is performed at a temperature lower than the lithium ion battery operating temperature range, in one example, the power generation pack charging operating temperature range set before the heating film is not set is 0 ℃ -55 ℃, the power generation pack charging operating temperature range set after the heating film is set is-20 ℃ -55 ℃, and heating is not required in the discharged state.
A bidirectional AC device PCS, such as a 30KW bidirectional DC/AC power converter, supports 380/220V AC on the AC side and 150-750 Vdc on the DC side, and is used for AC-DC conversion during charging and discharging of a battery pack.
The high-voltage control box 40 comprises an energy monitoring unit EMS41, a touch screen 42 in signal connection with the energy monitoring unit EMS41, a GPS positioning module 43, a battery pack management unit BCU44, an equipment power supply unit DC/DC (24V)45 for supplying power to each equipment in a power generation package, and a relay set 46 controlled to be switched on and off by the battery pack management unit BCU.
The display control panel 41 is provided with a touch screen 42, and the display control panel is provided with a start switch 411 and an emergency stop switch 412, wherein the start switch is used for powering on and operating the equipment, and the emergency stop switch is used for powering off and operating the equipment.
The touch screen 42, such as a TPC7602TD resistive touch screen, provides a user interactive software interface for a user to select charging/discharging, query device status, query battery pack state of charge, etc. information.
The display control panel is also provided with a group of status indicator lights 413, such as an operation indicator light, a charging indicator light and a fault indicator light. The display control panel is further provided with a debugging interface 414 for technicians to debug the high-voltage control box.
The EMS41 communicates with the PCS of the bidirectional energy storage converter and the BMS of the battery pack through an Ethernet interface and a CAN interface to realize energy scheduling of a battery pack energy system.
The GPS positioning module 43 transmits positioning information to the EMS so that the geographical location of the power generation packet can be remotely inquired.
The battery pack management unit BCU44 is configured to receive the collected temperature and voltage information of each battery pack (collected by each temperature and voltage collection board) and the current information of the battery pack (collected by the hall sensor), and perform on-off control on the relay unit 46 according to the battery pack and the user instruction state.
The three-phase AC interface is controlled by the relay group to realize three-phase AC charging and discharging, the DC quick charging interface is controlled by the relay group to realize DC quick charging, and the AC slow charging interface is controlled by the relay group to realize AC slow charging.
The low-voltage power supply of the whole set of equipment is realized by converting the voltage of the battery pack into 24V direct-current voltage through an equipment power supply unit DC/DC, and the DC/DC start-stop is controlled by a direct-current breaker on a display control panel in a high-voltage control box.
In one example, the model selection of the energy monitoring unit EMS is EMS-DC-4G, which is provided by Shenzhen rectangular science and technology Limited in China; the model of the two-way converter PCS is selected from PCS2-30K-CN, which is provided by China Hongyun electric products Co Ltd; the BCU is selected from BCU-05 provided by New energy science and technology, Inc., Anhui Zhi, China, which are commercially available, and the detailed structure and mechanism thereof are not described herein.
In the utility model, an energy monitoring unit EMS (controller), a touch screen, a GPS module and the like form an energy monitoring system, and the monitoring and processing of the whole system information are realized through communication modes such as Ethernet, CAN, 485 and the like. The battery management unit BCU (controller), the temperature and voltage acquisition board, the Hall sensor and the like form a battery management system BMS.
In the utility model, the EMS manages and controls the BCU and the PCS to realize the controlled switching of various charging modes and discharging operation, so that the EMS simultaneously monitors the fault states of the PCS and the BCU except the fault monitoring and protection of the BCU on the battery pack and the fault monitoring and protection of the PCS on the PCS, thereby providing one layer of safety protection for the use of a power generation packet.
In addition, the EMS can be used for communicating with a remote platform, on one hand, self data are provided for the remote platform such as a mobile terminal for monitoring, and on the other hand, remote control can be realized, such as unattended charging operation.
Next, various charge/discharge operation modes of the power generation pack will be described.
First, electricity generation package electric wire netting charges
The battery pack of the power generation pack can be charged by using three-phase power of a power grid 380, and fig. 6 is a charging principle diagram of the battery pack. When the power generation pack battery pack is charged, the power grid side inputs 380 alternating current power supply, and the alternating current power supply outputs direct current to charge the battery pack after being converted by the PCS. The maximum charging power of the battery pack is 30 KW.
During charging, the BMS in the battery pack communicates with the energy monitoring system and reports battery information parameters, and the energy monitoring system judges whether charging current and charging are finished according to the BMS information and controls the PCS charging process in a network port communication mode; the energy monitoring system can transmit battery information and charging information to the rear data monitoring platform through GPRS, and meanwhile, a user can also monitor the charging process of the fixed battery pack through the APP at the mobile phone end of the energy monitoring system.
The charging steps of the charging mode are as follows:
1) the three-phase alternating current of the external power grid power distribution cabinet is connected to a 380V charging socket of the power generation pack through an external power line configured on the power generation pack;
2) closing a starting switch on a display control panel of the high-voltage control box, activating a BMS in the fixed battery pack after closing the starting switch, and simultaneously electrifying the EMS system to start running;
3) closing an alternating current breaker on an external power grid power distribution cabinet to enable three-phase alternating current in a power grid to reach the output end of a breaker of a silent power generation system;
4) closing an alternating current breaker on the mute power generation pack, outputting three-phase alternating current of a power grid to a PCS alternating current input end at the moment, and starting the PCS;
6) clicking a charge starting button on a user software interface of a touch screen, changing the EMS state into an alternating current charging state, closing a battery pack anode relay after a BMS detects the EMS state and self-detects an unlimited charging fault, conducting the direct current of the battery pack with the direct current end of a PCS, and simultaneously controlling the PCS to charge the battery pack by the EMS;
7) after the charging is finished, the BMS can automatically disconnect the charging loop, and meanwhile, the EMS controls to send a charging stopping instruction to the PCS to finish the charging;
8) after charging is finished, a user needs to disconnect the alternating current circuit breakers on the power generation packs in sequence and disconnect the power supply of the starting switch system. And disconnecting the external alternating current power distribution cabinet breaker and simultaneously detaching the charging connection wiring harness.
Second, the electricity generation package direct current fills electric pile and charges
The power generation pack battery pack can also be charged by using an electric automobile direct current charging pile, and fig. 7 is a charging principle diagram. When the power generation pack battery pack is charged, the direct current charging pile outputs a direct current power supply to directly charge the battery pack. The maximum charging power set by the battery pack is 50KW, and the parameter is adjustable.
And when the battery pack is charged, the BMS in the battery pack communicates with the energy monitoring system to report battery information parameters. BMS and direct current fill electric pile and communicate according to electric automobile national standard charging protocol in the charging process. The energy monitoring system can transmit battery information and charging information to the rear data monitoring platform through GPRS, and meanwhile, a user can also monitor the charging process of the fixed battery pack through the APP at the mobile phone end of the energy monitoring system.
The charging steps of the charging mode are as follows:
1) closing a starting switch on a display control panel, activating a BMS in the battery pack after closing the switch, and simultaneously electrifying the EMS system to start running;
2) connecting a plug of a charging wire on the direct current charging pile to a direct current charging socket on the mute power generation packet;
3) punching a card or setting charging cost of the direct current charging pile to click a confirmation or charging start button on the direct current charging pile, starting charging of the battery pack, exchanging information between the BMS and the direct current charging pile according to a national standard charging protocol in the charging process, automatically disconnecting a charging loop when the BMS and the direct current charging pile detect a fault or are full, and finishing the charging;
4) and after the charging is finished, whether the three groups of battery packs are fully charged or not is checked through the display screen, and the SOC state is 100% when the battery packs are fully charged.
5) After the three groups of battery packs are fully charged, the direct current charging pile charging connecting line is disconnected, and meanwhile, the starting switch on the control cabinet is disconnected to complete the charging.
Third, the electricity generation package exchanges and fills the electric pile and charges
The connection and charging steps of the power generation package and the alternating current charging pile are the same as the charging step of the direct current charging pile.
Fourth, the power generation is packed singly and is packed to generate electricity
The power generation pack battery set outputs 380V three-phase alternating current externally through the PCS bidirectional converter, and the maximum power generation power of a single power generation pack is 30 KW.
During power generation, the BMS in the battery pack communicates with the energy monitoring system to report battery information parameters, the energy monitoring system judges whether discharge current and discharge are over-discharged or not according to the BMS information, and controls the PCS discharge process in a network port communication mode; the energy monitoring system can transmit battery information and discharge information to the iron tower background data monitoring platform through GPRS, and meanwhile, a user can also control the discharge process of the fixed battery pack through the energy monitoring system control mobile phone APP.
The power generation steps of the power generation package are as follows:
1) an external power line configured by the power generation pack is connected to a 380V socket on the charging and discharging cabinet, and the other end of the external power line is led to the power consumption load distribution cabinet;
2) closing a starting switch on the display control cabinet, activating a BMS in the fixed battery pack after closing the switch, and simultaneously electrifying the EMS system to start running;
3) a user starts power generation by clicking a power generation starting button on a touch screen, a BMS closes an anode relay after detecting that the system is in a power generation state, self-checks no power generation prohibition fault, and simultaneously an EMS controls a PCS to start external power generation;
4) closing an alternating current breaker on the mute power generation pack to enable a power generation power supply to be connected to a load power distribution cabinet end;
5) closing an alternating current breaker on the negative power distribution cabinet to provide three-phase alternating current for a load;
6) in the power generation process, a user can monitor parameters of the fixed battery pack and power generation parameters of the PCS through a touch screen or a mobile phone user side, and the battery pack generates power outwards according to load power under the condition that the maximum discharge power of the battery pack and the PCS is not exceeded;
7) after the power generation is finished, clicking a power generation stopping button through a touch screen, and disconnecting a power generation loop by the system;
8) disconnecting the alternating current circuit breaker on the mute power generation packet, and simultaneously disconnecting the alternating current circuit breaker at the load power distribution cabinet end to finish the power generation;
9) and (5) removing the external power generation wiring harness to finish the power generation. And paying attention to timely power supplement to the battery pack after power generation is finished.
Five, power generation pack and multi-pack parallel machine power generation
And a PCS parallel machine communication interface is arranged on a panel of the box body and used for parallel machine power generation after the plurality of power generation packages are in wire communication.
The system simultaneously supports touch screen display and mobile phone end monitoring display, and supports single-package and multi-package parallel operation. The maximum power of single-pack power generation is 30KW, and when the parallel operation power generation is carried out, the parallel operation of three power generation packs can be supported to the maximum extent, so that the maximum 90KW power generation power is realized, and the power generation business of the iron tower communication base station power generation and the conventional external energy management such as banks, markets, schools, construction sites and the like can be met.
The parallel operation power generation process comprises the following steps:
1) connecting three power generation packages according to the parallel machine communication wiring harness shown in the figure 8, namely connecting PCS parallel machine communication interfaces arranged on a panel of the box body through the communication wiring harness;
2) connecting the alternating current sockets on the three battery packs with the portable distribution box through three parallel power lines;
3) connecting a parallel operation output line of the portable distribution box to a leakage protection front end of a load end (at the moment, the leakage protection is disconnected);
4) closing the starting switches of the three power generation packages, and starting the three power generation packages to work;
5) closing the leakage protectors on the three power generation packs;
6) finding out a power generation packet with the ID of 1, clicking a power generation button on the touch screen, and outputting an alternating current power supply to the outside by the battery packet; after the power generation pack with the ID of 1 is started successfully and 380V three-phase alternating current is output to the outside, sequentially clicking power generation buttons of the power generation packs with the IDs of 2 and 3; after the three battery packs externally output 380V three-phase electricity, the output power supplies of the three groups of power generation packs are connected in parallel through the portable distribution box and then output to the leakage protection switch at the load end;
7) closing the load-out leakage protection switch to complete parallel operation power generation;
8) after the power generation is finished, firstly disconnecting the switch at the load end by pressing reverse operation, then sequentially clicking the power generation stopping buttons on the display screens of the three power generation packs, sequentially disconnecting the leakage switches and the starting switches on the three power generation packs, and finally disconnecting the power supply and the communication parallel machine wiring harness to finish the power generation.
After power generation is finished, each battery pack needs independent power compensation, and a user can select a direct current charging pile to compensate power or a three-phase alternating current of a power grid according to actual conditions.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A mute high-power generation pack safety box is characterized by comprising a box body used for installing a lithium ion battery pack, a bidirectional AC device PCS and a high-voltage control box,
the inner space of the box body is divided into a battery pack separating cavity and an equipment separating cavity, the battery pack separating cavity is a waterproof sealing cavity, the equipment separating cavity is a ventilation and heat dissipation cavity,
the equipment separation cavity is positioned at the front side and the top side of the battery pack separation cavity and extends through the front panel of the battery pack separation cavity, a group of electrical interfaces is arranged on the front panel of the battery pack separation cavity, the equipment separation cavity positioned at the top side of the battery pack separation cavity is used for placing a bidirectional AC converter PCS and a high-voltage control box in a suspended manner,
the high-voltage control box is characterized in that a transparent blocking window capable of being opened and closed is arranged on a panel of the box body and used for blocking a display panel of the high-voltage control box, and at least one charge-discharge interface is arranged on the panel of the box body.
2. The mute high-power electricity generation pack safety box according to claim 1, wherein a plurality of pillars are provided in the battery pack compartment of the box body for supporting the upper battery module of the upper and lower battery modules.
3. The mute high-power electricity generation bag safety box according to claim 1, wherein a rain-proof air inlet and a rain-proof air outlet are disposed on a wall of the equipment compartment, wherein an air outlet of the bidirectional alternator faces the rain-proof air outlet and is used for directly bringing heat generated by the bidirectional alternator out of the equipment compartment.
4. The silent high-power generation pack safety box according to claim 1, wherein the bottom of the box body is of a bracket structure and is used for being carried by a forklift.
5. The mute high-power generation pack safety box according to claim 1, wherein the at least one charge-discharge interface comprises: the system comprises a three-phase alternating current interface, an alternating current slow charging interface, a direct current fast charging interface and an alternating current breaker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122043825.XU CN216085157U (en) | 2021-08-27 | 2021-08-27 | Mute high-power generation pack safety box |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122043825.XU CN216085157U (en) | 2021-08-27 | 2021-08-27 | Mute high-power generation pack safety box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216085157U true CN216085157U (en) | 2022-03-18 |
Family
ID=80672580
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122043825.XU Active CN216085157U (en) | 2021-08-27 | 2021-08-27 | Mute high-power generation pack safety box |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216085157U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115632196A (en) * | 2022-12-07 | 2023-01-20 | 南京莱迪新能源科技有限公司 | Series-parallel connection frame structure of lithium battery pack in mobile power supply and heat extraction method |
-
2021
- 2021-08-27 CN CN202122043825.XU patent/CN216085157U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115632196A (en) * | 2022-12-07 | 2023-01-20 | 南京莱迪新能源科技有限公司 | Series-parallel connection frame structure of lithium battery pack in mobile power supply and heat extraction method |
| CN115632196B (en) * | 2022-12-07 | 2023-02-28 | 南京莱迪新能源科技有限公司 | Series-parallel connection frame structure of lithium battery pack in mobile power supply and heat extraction method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2012033248A1 (en) | Intelligent energy storage system and method | |
| CN211790784U (en) | Light stores up and fills integration charging station | |
| CN209434920U (en) | A kind of high-power, multi-functional moving emergency power supply | |
| CN202602134U (en) | Portable DC system load transfer auxiliary tank | |
| CN102222959A (en) | Charging station | |
| CN216085157U (en) | Mute high-power generation pack safety box | |
| CN112886672A (en) | Portable intelligent charging cabinet and control system thereof | |
| CN210041423U (en) | Convenient energy storage power generation system | |
| CN203056624U (en) | Mining flame-proof type heavy-current active equalization lithium ion storage battery power supply | |
| CN216215944U (en) | High-power silence power generation package | |
| CN216086200U (en) | Mute high-power generator car | |
| CN216086168U (en) | High-power silence power generation package and high-voltage control box thereof | |
| CN111817864A (en) | Communication base station energy control system | |
| CN203537041U (en) | Distributed photovoltaic power generation and storage system | |
| CN113541273A (en) | High-power silence power generation package | |
| CN212137694U (en) | Communication base station energy control system | |
| CN202094684U (en) | Charging station | |
| CN116207868A (en) | All-vanadium redox flow battery optical storage system with common direct current bus and control method thereof | |
| CN214900308U (en) | Hybrid power supply device and 5G base station energy cabinet | |
| CN115571008A (en) | Fill electric pile device and fill electric pile system | |
| CN202190094U (en) | Multi-battery pack power supply management device | |
| CN202455126U (en) | Portable AC-DC lithium battery power supply system | |
| CN112339585A (en) | Direct current charging integrated system device for electric ship | |
| CN213937518U (en) | Modular vehicle-mounted power supply | |
| CN205725106U (en) | Charging electric vehicle is precious |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |