CN112186884A - 5G micro base station power supply system based on power exchange cabinet - Google Patents
5G micro base station power supply system based on power exchange cabinet Download PDFInfo
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- CN112186884A CN112186884A CN202011099545.4A CN202011099545A CN112186884A CN 112186884 A CN112186884 A CN 112186884A CN 202011099545 A CN202011099545 A CN 202011099545A CN 112186884 A CN112186884 A CN 112186884A
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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
- H02J9/061—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 for DC powered loads
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02H—EMERGENCY PROTECTIVE CIRCUIT ARRANGEMENTS
- H02H9/00—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection
- H02H9/04—Emergency protective circuit arrangements for limiting excess current or voltage without disconnection responsive to excess voltage
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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
- H02J7/02—Circuit arrangements for charging or depolarising batteries or for supplying loads from batteries for charging batteries from ac mains by converters
- H02J7/04—Regulation of charging current or voltage
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- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The invention relates to a 5G micro base station power supply system based on a power exchange cabinet, which comprises the power exchange cabinet, a 5G micro base station cabinet and a 5G micro base station power supply device, wherein the power exchange cabinet, the 5G micro base station cabinet and the 5G micro base station power supply device are arranged beside an urban traffic road, the 5G micro base station power supply device is arranged in the power exchange cabinet, and the 5G micro base station power supply device is connected with the 5G micro base station cabinet through a power supply cable to supply power for the 5G micro base station cabinet; the 5G micro base station power supply device collects power supply information through wireless communication and transmits the power supply information to the monitoring center through the 5G micro base station. The invention provides power for the 5G micro base station, meets the requirement of intensive arrangement of the 5G micro base station, sets the 5G micro base station power supply in the power exchange cabinet provided for the electric vehicle for express delivery or meal delivery, does not need to additionally build a power supply line, and saves a large amount of investment on the power supply line and power supply conversion.
Description
Technical Field
The invention belongs to the field of power supply of fifth-generation mobile communication base stations, and particularly relates to a 5G micro base station power supply system based on a power exchange cabinet.
Background
With the development of the digital era, people have higher and higher dependence on networks, particularly mobile communication. With the development of communication technology, a fifth generation mobile communication network (5G network) has become a reality from the concept, the communication capability is significantly improved by the access of 5G, and the average network delay of the 5G network can reach 1ms in terms of high reliability and low delay. Compared with the 4G network, the 5G network has 100 times improvement in transmission rate and access capability, and the network delay is shortened to 1/100. It can be seen that the 5G mobile communication technology has greatly improved network key indexes, and the performance improvement will drive the rapid development of network services. And the world has entered the commercial stage, which requires the construction of a large number of 5G micro base stations.
The 5G networking adopts a mode of combining macro stations and micro stations, the original 4G macro station is used as the basis of coverage of the 5G macro station, and only a proper amount of macro station is increased on the basis, but in order to meet the requirements of various services, the stations are closer to people, so that the number of the 5G small micro base stations is increased in a geometric mode. If still follow original basic station construction mode, no matter in the aspect of cost or speed, all hardly realize the quick construction of 5G network, the whole consumption of the little basic station of 5G than the little basic station of original 4G has promoted several times simultaneously, if still adopt the power supply of indisputable lithium battery scheme, because the multiple increase of consumption, the quantity of lithium battery also corresponding a large amount of increases, can greatly increased construction cost, a large amount of lithium battery also can make the security of whole system reduce simultaneously.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention aims to provide a 5G micro base station power supply system based on a power exchange cabinet, which is used for providing a power supply for a 5G micro base station and meeting the requirement of intensive arrangement of the 5G micro base station.
In order to achieve the purpose, the invention adopts the technical scheme that:
A5G micro base station power supply system based on a power exchange cabinet comprises the power exchange cabinet, a 5G micro base station cabinet and a 5G micro base station power supply device, wherein the power exchange cabinet, the 5G micro base station cabinet and the 5G micro base station power supply device are arranged beside an urban traffic road, and the 5G micro base station power supply device is connected with the 5G micro base station cabinet through a power supply cable to supply power to the 5G micro base station cabinet; the 5G micro base station power supply device collects power supply information through wireless communication and transmits the power supply information to the monitoring center through the 5G micro base station;
the 5G micro base station power supply device comprises a mains electricity quantity acquisition module, a control module, a wireless communication module, an alternating current power distribution module, a rectification module, a storage battery charging and discharging module, a direct current power distribution module, a storage battery quantity module and a storage battery pack, wherein the mains electricity quantity acquisition module is used for acquiring mains electricity parameters;
the control module is respectively connected with the commercial power quantity acquisition module, the storage battery quantity module, the wireless communication module and the storage battery charging and discharging module and is used for controlling the storage battery charging and discharging module according to alternating commercial power parameters acquired by the commercial power quantity acquisition module and storage battery parameters acquired by the storage battery quantity module;
the alternating current power distribution module is connected with the rectification module, and the rectification module is respectively connected with the direct current power distribution module and the storage battery charging and discharging module; the alternating current distribution module is used for connecting commercial power into the rectification module, converting the alternating current commercial power into direct current and respectively transmitting the direct current to the direct current distribution module and the storage battery charging and discharging module;
the storage battery charging and discharging module is respectively connected with the storage battery pack, the control module and the rectifying module, the storage battery charging and discharging module is used for charging and discharging the storage battery pack according to instructions of the control module and transmitting the storage battery pack discharge to the direct current distribution module, and the direct current distribution module is used for directly converting direct current into voltage required by a 5G micro base station and supplying power to the 5G micro base station cabinet through a power supply cable.
Further, the wireless communication module is a 4G wireless communication module and/or a 5G wireless communication module.
Further, the 5G micro base station power supply device also comprises a storage battery protection module; the storage battery protection module is connected with the storage battery pack and provides protection for the storage battery pack to prevent the storage battery from being over-discharged.
Further, the 5G micro base station cabinet comprises a baseband processing module, a transmission processing unit, a coverage processing unit and a power control and filtering unit, wherein the baseband processing module, the coverage processing unit and the power control and filtering unit are all powered by a 5G micro base station power supply device of the power exchange cabinet; the baseband processing module is connected with the power control and filtering unit through the transmission processing unit, the coverage processing unit and the power control and filtering unit, and the power control and filtering unit is connected with the microwave antenna and the coverage antenna;
the baseband processing module is used for controlling the 5G micro base station;
the transmission processing unit is used for controlling microwave communication among the 5G micro base stations;
the coverage processing unit is used for controlling the 5G micro base station to the service terminal;
the power control and filtering unit is used for power regulation and filtering of microwave communication and coverage information.
And the lightning protection device is respectively connected with the alternating current power distribution module and the direct current power distribution module and is used for protecting the 5G micro base station power supply system.
Further, the lightning protection device comprises an ALFB module and a TSPD module, the ALFB module is connected between the commercial power leading-in and the AC power distribution module in series, the TSPD module comprises 6 TSPD modules which are connected in parallel on the high-voltage side and the low-voltage side of the ALFB module, the grounding end of the DC power distribution module is connected with the lightning protection ground of the ALFB module after being connected with the protection ground, and the output negative electrode of the DC power distribution module is connected with the lightning protection ground of the ALFB module after being connected with the working ground.
The system further comprises a camera, wherein the camera is connected with the control module, and the camera collects and inquires the face information of the person who is in the power supply condition of the 5G micro base station cabinet or the person who accesses the shared storage battery.
And the touch screen is connected with the control module and used for checking and displaying the power supply condition.
Furthermore, the commercial power electric quantity acquisition module adopts a voltage sensor and a current sensor and is used for acquiring the voltage and the current of the commercial power.
Furthermore, the storage battery electric quantity module adopts a residual electric quantity sensor and is used for detecting the residual electric quantity of the storage battery.
One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:
according to the invention, a 5G micro base station power supply is additionally arranged in the power exchange cabinet provided for the electric vehicle for express delivery or meal delivery, a power supply line is not required to be additionally established, and a large amount of investment of the power supply line and power supply conversion can be saved; the battery replacement cabinet is arranged beside the urban traffic road, and is suitable for the arrangement of the 5G micro base station after the 5G micro base station power supply is additionally arranged;
a 5G micro base station power supply is additionally arranged in the battery replacement cabinet, namely, a 5G micro base station is established near the battery replacement cabinet, the battery replacement cabinet and the 5G micro base station power supply both need mobile communication monitoring and management, the 5G micro base station is nearby, the quality of mobile communication signals is good, and the reliability of power supply monitoring and management is ensured;
in the battery replacement cabinet, a 5G micro base station power supply is additionally arranged, a switching power supply scheme is not needed, the power supply required by the 5G micro base station is directly output by the energy storage battery pack, off-peak electricity can be conveniently utilized, and the power supply cost can be saved.
The brand-new ALFB technology and the TSPD technology are combined, the ALFB module is connected in series in the lightning invasion channel, TSPD electronic tripping is quicker and more effective, and the problem that tripping fails or cannot be recovered in time after tripping is avoided, so that the system is more reliable in comparison; the safety protection capability of the 5G micro base station power supply system can be effectively improved, and the construction cost and the maintenance cost are reduced.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on the drawings without creative efforts.
Fig. 1 is a schematic diagram of a 5G micro base station power supply system according to an embodiment of the present invention;
fig. 2 is a schematic diagram of a 5G micro base station power supply device according to an embodiment of the present invention.
Detailed Description
The principles and features of this invention are described below in conjunction with the following drawings, which are set forth by way of illustration only and are not intended to limit the scope of the invention.
The embodiment provides a 5G micro base station power supply system based on a power exchange cabinet, which comprises the power exchange cabinet arranged beside an urban traffic road, a 5G micro base station cabinet and a 5G micro base station power supply device, wherein the 5G micro base station power supply device is arranged in the power exchange cabinet, and the 5G micro base station power supply device is connected with the 5G micro base station cabinet through a power supply cable to supply power to the 5G micro base station cabinet; the 5G micro base station power supply device collects power supply information through wireless communication and transmits the power supply information to the monitoring center through the 5G micro base station;
the 5G micro base station power supply device comprises a mains electricity quantity acquisition module, a control module, a wireless communication module, an alternating current power distribution module, a rectification module, a storage battery charging and discharging module, a direct current power distribution module, a storage battery quantity module and a storage battery pack, wherein the mains electricity quantity acquisition module is used for acquiring mains electricity parameters;
the control module is respectively connected with the commercial power quantity acquisition module, the storage battery quantity module, the wireless communication module and the storage battery charging and discharging module and is used for controlling the storage battery charging and discharging module according to alternating commercial power parameters acquired by the commercial power quantity acquisition module and storage battery parameters acquired by the storage battery quantity module;
the alternating current power distribution module is connected with the rectification module, and the rectification module is respectively connected with the direct current power distribution module and the storage battery charging and discharging module; the alternating current distribution module is used for connecting commercial power into the rectification module, converting the alternating current commercial power into direct current and respectively transmitting the direct current to the direct current distribution module and the storage battery charging and discharging module;
the storage battery charging and discharging module is respectively connected with the storage battery pack, the control module and the rectifying module, the storage battery charging and discharging module is used for charging and discharging the storage battery pack according to instructions of the control module and transmitting the storage battery pack discharge to the direct current distribution module, and the direct current distribution module is used for directly converting direct current into voltage required by a 5G micro base station and supplying power to the 5G micro base station cabinet through a power supply cable.
In this embodiment, the utility power electric quantity collection module adopts a voltage sensor and a current sensor for collecting the voltage and the current of the utility power, and the control module judges whether to power off by detecting the voltage and the current of the utility power, so as to start the storage battery charge-discharge module to discharge the storage battery pack and supply power to the 5G micro base station. The storage battery electric quantity module adopts a residual electric quantity sensor and is used for detecting the residual electric quantity of the storage battery.
In this embodiment, six capacity specifications, namely 150Ah, 300Ah, 500Ah, 600Ah, 800Ah, and 1000Ah, are selected for the recommended configuration capacity of the storage battery pack. The battery pack of 200Ah and below can use a battery pack composed of 12V battery cells. Lead-acid storage batteries are preferably selected, lithium iron phosphate storage batteries can be selected in base stations with insufficient room space and bearing capacity or severe environment, and the base stations in rural areas are not suitable for being provided with the lithium iron phosphate storage batteries.
In this embodiment, the wireless communication module is a 4G wireless communication module and/or a 5G wireless communication module.
In this embodiment, the 5G micro base station power supply device further includes a storage battery protection module; the storage battery protection module is connected with the storage battery pack and provides protection for the storage battery pack to prevent the storage battery from being over-discharged.
In this embodiment, the 5G micro base station cabinet includes a baseband processing module, a transmission processing unit, a coverage processing unit, and a power control and filtering unit, and the baseband processing module, the coverage processing unit, and the power control and filtering unit are all powered by a 5G micro base station power supply device of the power exchange cabinet; the baseband processing module is connected with the power control and filtering unit through the transmission processing unit, the coverage processing unit and the power control and filtering unit, and the power control and filtering unit is connected with the microwave antenna and the coverage antenna;
the baseband processing module is used for controlling the 5G micro base station;
the transmission processing unit is used for controlling microwave communication among the 5G micro base stations;
the coverage processing unit is used for controlling the 5G micro base station to the service terminal;
the power control and filtering unit is used for power regulation and filtering of microwave communication and coverage information.
This embodiment still includes lightning protection device, lightning protection device respectively with alternating current distribution module and direct current distribution module are connected, and lightning protection device is used for protecting the little basic station power supply system of 5G.
The lightning protection device comprises an ALFB module and a TSPD module, wherein the ALFB module is connected in series between a mains supply lead-in unit and an alternating current power distribution unit, and an ALFB synchronous impedance isolation device is connected in series in a neutral line of the alternating current power distribution unit to inhibit the ground potential neutral line from counterattack and eliminate forward conversion overvoltage damage. The TSPD module comprises 6 TSPD modules, the 6 TSPD modules are respectively connected in parallel to the high-voltage side and the low-voltage side of the ALFB module, the TSPD modules are connected in parallel to the high-voltage side and the low-voltage side, lightning current invading from the low-voltage side is discharged, and inverse transformation overvoltage damage is eliminated. The grounding end of the direct current power distribution module is connected with a protection ground and then connected with the lightning protection ground of the ALFB module, the output negative electrode of the direct current power distribution module is connected with the working ground and then connected with the lightning protection ground of the ALFB module, and the lightning protection device utilizes the machine room and the integrated cabinet platform foundation steel bar structure as a machine room grounding grid without manufacturing the machine room grounding grid again. The lightning protection device can be completed within 1 working day.
When no thunder and lightning invades, no impedance exists, so that normal power supply of an alternating current power supply and normal grounding of equipment are ensured;
when the lightning surge passes through, the lightning surge presents a corresponding high-impedance state under the action of different frequencies of the lightning surge, multi-pulse lightning waves of 1KHz-1MHz countercurrently attacked by an alternating current port or a grounding system are synchronously inhibited, and the lightning energy is discharged to the ground through the SPD, so that rear-end equipment is protected.
TSPD electronic tripping is quicker and more effective, and the problem that tripping fails or cannot be recovered in time after tripping does not exist, so that the method is more reliable; because each TSPD is internally provided with a tripping mechanism, each TSPD can be separated from a system independently when short circuit fails, a reliable air switch-free hot plug backup technology is realized, and the lightning risk that air switch tripping cannot be recovered in time is avoided; the current capacity of a TSPD system under the maximum lightning impulse (120KA) can be ensured, the influence of failed TSPDs on load open can be ensured, and 1+1+1 backup among the TSPDs is realized; by adopting a hot plug design, the TSPD can be operated and maintained under the condition of no power failure; through the connection of the sensor and the dynamic ring monitoring system, the working states of the SPD such as quitting the clothes and deterioration can be uploaded in real time, and intelligent monitoring and management are realized.
The intelligent monitoring of TSPD can realize the break-make monitoring and the performance degradation monitoring of 6 groups of TSPD modules of B + C level, simultaneously realize the monitoring of thunder and lightning intensity, time and times, and can send to the FSU of the moving loop system through the RS485, thereby realizing the active maintenance, the intelligent maintenance and the low-cost maintenance, reducing the lightning stroke fault rate and improving the stability of a base station.
In this embodiment, still include the camera, the camera is connected control module, through the people of the little basic station cabinet power supply condition of camera collection inquiry 5G or the face information of access sharing battery people.
In this embodiment, the mobile terminal further comprises a touch screen, wherein the touch screen is connected with the control module and used for checking and displaying the power supply condition and the residual battery capacity.
The system of the embodiment operates as follows:
(1) when the commercial power alternating current power supply is normal, the direct current distribution module and the storage battery are connected in parallel for floating charge power supply (the rectifier module charges the 5G micro base station equipment on one hand and the storage battery on the other hand so as to supplement the electric quantity lost by the storage battery due to self discharge);
(2) when the alternating current power supply is interrupted, the control module controls the storage battery charging and discharging module to discharge the storage battery power supply and independently supply power to the 5G micro base station;
(3) when the alternating current power supply recovers power supply, the control module automatically starts the rectification module to supply power to the 5G micro base station and charges the storage battery pack.
(4) The storage battery pack is a standby power supply and can absorb high-frequency ripple current.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (10)
1. A5G micro base station power supply system based on a power exchange cabinet is characterized by comprising the power exchange cabinet, a 5G micro base station cabinet and a 5G micro base station power supply device, wherein the power exchange cabinet, the 5G micro base station cabinet and the 5G micro base station power supply device are arranged beside a city traffic road; the 5G micro base station power supply device collects power supply information through wireless communication and transmits the power supply information to the monitoring center through the 5G micro base station;
the 5G micro base station power supply device comprises a mains electricity quantity acquisition module, a control module, a wireless communication module, an alternating current power distribution module, a rectification module, a storage battery charging and discharging module, a direct current power distribution module, a storage battery quantity module and a storage battery pack, wherein the mains electricity quantity acquisition module is used for acquiring mains electricity parameters;
the control module is respectively connected with the commercial power quantity acquisition module, the storage battery quantity module, the wireless communication module and the storage battery charging and discharging module and is used for controlling the storage battery charging and discharging module according to alternating commercial power parameters acquired by the commercial power quantity acquisition module and storage battery parameters acquired by the storage battery quantity module;
the alternating current power distribution module is connected with the rectification module, and the rectification module is respectively connected with the direct current power distribution module and the storage battery charging and discharging module; the alternating current distribution module is used for connecting commercial power into the rectification module, converting the alternating current commercial power into direct current and respectively transmitting the direct current to the direct current distribution module and the storage battery charging and discharging module;
the storage battery charging and discharging module is respectively connected with the storage battery pack, the control module and the rectifying module, the storage battery charging and discharging module is used for charging and discharging the storage battery pack according to instructions of the control module and transmitting the storage battery pack discharge to the direct current distribution module, and the direct current distribution module is used for directly converting direct current into voltage required by a 5G micro base station and supplying power to the 5G micro base station cabinet through a power supply cable.
2. The 5G micro base station power supply system based on the power change cabinet as claimed in claim 1, wherein the wireless communication module is a 4G wireless communication module and/or a 5G wireless communication module.
3. The 5G micro base station power supply system based on the power change cabinet as claimed in claim 1, wherein the 5G micro base station power supply device further comprises a storage battery protection module;
the storage battery protection module is connected with the storage battery pack and provides protection for the storage battery pack to prevent the storage battery from being over-discharged.
4. The 5G micro base station power supply system based on the power exchange cabinet as claimed in claim 1, wherein the 5G micro base station cabinet comprises a baseband processing module, a transmission processing unit, a coverage processing unit, a power control and filtering unit, and the baseband processing module, the coverage processing unit, the power control and filtering unit are all powered by the 5G micro base station power supply device of the power exchange cabinet; the baseband processing module is connected with the power control and filtering unit through the transmission processing unit, the coverage processing unit and the power control and filtering unit, and the power control and filtering unit is connected with the microwave antenna and the coverage antenna;
the baseband processing module is used for controlling the 5G micro base station;
the transmission processing unit is used for controlling microwave communication among the 5G micro base stations;
the coverage processing unit is used for controlling the 5G micro base station to the service terminal;
the power control and filtering unit is used for power regulation and filtering of microwave communication and coverage information.
5. The 5G micro base station power supply system based on the power change cabinet as claimed in claim 1, further comprising a lightning protection device, wherein the lightning protection device is respectively connected with the AC power distribution module and the DC power distribution module, and the lightning protection device is used for protecting the 5G micro base station power supply system.
6. The 5G micro base station power supply system based on the power exchange cabinet as claimed in claim 5, wherein the lightning protection device comprises an ALFB module and a TSPD module, the ALFB module is connected in series between the commercial power inlet and the AC distribution module, the TSPD module comprises 6 TSPD modules connected in parallel to the high-voltage side and the low-voltage side of the ALFB module, the grounding end of the DC distribution module is connected with the protective ground and then connected with the lightning protection ground of the ALFB module, and the output negative electrode of the DC distribution module is connected with the working ground and then connected with the lightning protection ground of the ALFB module.
7. The 5G micro base station power supply system based on the power exchange cabinet as claimed in claim 1 or 2, further comprising a camera, wherein the camera is connected with the control module, and the camera is used for collecting face information of people inquiring about the power supply condition of the 5G micro base station cabinet or people accessing the shared storage battery.
8. The 5G micro base station power supply system based on the power change cabinet as claimed in claim 1 or 2, further comprising a touch screen, wherein the touch screen is connected with the control module and is used for viewing and displaying power supply conditions.
9. The 5G micro base station power supply system based on the power change cabinet as claimed in claim 1, wherein the commercial power quantity collection module adopts a voltage sensor and a current sensor for collecting the voltage and the current of the commercial power.
10. The switch cabinet-based 5G micro base station power supply system according to claim 1, wherein the storage battery power module adopts a remaining power sensor for detecting the remaining power of the storage battery.
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| CN202011099545.4A CN112186884A (en) | 2020-10-14 | 2020-10-14 | 5G micro base station power supply system based on power exchange cabinet |
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| CN202011099545.4A CN112186884A (en) | 2020-10-14 | 2020-10-14 | 5G micro base station power supply system based on power exchange cabinet |
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| CN112186884A true CN112186884A (en) | 2021-01-05 |
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| CN202011099545.4A Pending CN112186884A (en) | 2020-10-14 | 2020-10-14 | 5G micro base station power supply system based on power exchange cabinet |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113691005A (en) * | 2021-08-04 | 2021-11-23 | 深圳索瑞德电子有限公司 | 5G micro base station power supply method and 5G micro base station and photovoltaic inverter integrated cabinet |
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| CN110048503A (en) * | 2019-05-13 | 2019-07-23 | 深圳市高德威技术有限公司 | The method of power supply and emergency power supply is provided by changing electric cabinet for the base station 5G |
| CN110492611A (en) * | 2019-08-20 | 2019-11-22 | 辽宁凯信工业技术工程有限公司 | A kind of base station 5G power supply system based on shared electric charging cabinet |
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| CN107294198A (en) * | 2017-06-29 | 2017-10-24 | 江苏省邮电规划设计院有限责任公司 | A kind of 4G base station powers system |
| CN110048503A (en) * | 2019-05-13 | 2019-07-23 | 深圳市高德威技术有限公司 | The method of power supply and emergency power supply is provided by changing electric cabinet for the base station 5G |
| CN110492611A (en) * | 2019-08-20 | 2019-11-22 | 辽宁凯信工业技术工程有限公司 | A kind of base station 5G power supply system based on shared electric charging cabinet |
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| CN113691005A (en) * | 2021-08-04 | 2021-11-23 | 深圳索瑞德电子有限公司 | 5G micro base station power supply method and 5G micro base station and photovoltaic inverter integrated cabinet |
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