Communication base station direct current power distribution system and method

Abstract

The invention belongs to the technical field of communication equipment, and particularly relates to a communication base station direct current power distribution system and method. Comprising at least one intelligent control module which is installed on a fixed guide rail. The wire inlet end of the intelligent control module is connected with the negative electrode of a direct-current busbar of the switching power supply, and the wire outlet end of the intelligent control module is connected with the input end of the communication equipment; the intelligent control module comprises a protection unit, a metering unit and a control unit; the control unit performs remote opening and closing control on the protection unit; the functions of branch control, metering, parameter configuration and the like are realized, and differentiated, refined and intelligent management and control of each branch can be realized.

Description

TECHNICAL FIELD

[0001] The present application belongs to the technical field of communication equipment, and particularly relates to a direct current power distribution system and method for a communication base station. BACKGROUND

[0002] In a communication base station, communication equipment is a direct current load. In a traditional communication base station, a circuit breaker or a fuse is installed on a direct current busbar, is connected in series between the direct current busbar and each piece of communication equipment, and serves as a direct current power distribution system. After a protection action occurs, maintenance personnel need to go to the base station for on-site processing, which is high in maintenance cost, low in efficiency, and long in cycle.

[0003] Multiple devices of multiple operators in the same base station have different requirements for shunt power metering and remote control. According to the operation requirements of the communication base station, each branch of the direct current power distribution system should have the functions of “controlling according to standby power duration, controlling standby voltage, controlling standby power, controlling timing on-off, controlling on-off in exempt period”, and high-precision metering. The traditional circuit breaker and fuse do not have the functions of power metering, remote communication and control, and cannot realize the above-mentioned fine, differentiated and intelligent control requirements. Different devices have different requirements for business such as lease power-on and shunt metering. The circuit breaker and the fuse cannot meet such business requirements. Currently, the communication base station realizes the above-mentioned requirements by connecting metering and control devices in series in the direct current power distribution part.

[0004] In view of the above problems, a direct current power distribution system for a communication base station is urgently needed. SUMMARY

[0005] In view of the above problems, the present application provides a direct current power distribution system for a communication base station, comprising: At least one intelligent control module, which is installed on a fixed guide rail; The incoming line end of the intelligent control module is connected to the negative pole of the direct current busbar of a switching power supply, and the outgoing line end of the intelligent control module is connected to the input end of a communication device. The intelligent control module comprises a protection unit, a metering unit and a control unit; the control unit performs remote on-off control of the protection unit.

[0006] Further, the system further comprises a monitoring module; the monitoring module is installed on the fixed guide rail, the monitoring module is connected to each intelligent control module through a communication row, and the monitoring module is in communication connection with a monitoring platform through a communication station.

[0007] Further, a communication port is arranged on the intelligent control module, the communication port is plugged with the communication row through a wiring terminal; the communication port comprises a plurality of pins, and the functions of the pins include communication, module power supply and address allocation.

[0008] Further, the system further comprises a direct current lightning protection module, which is installed on the fixed guide rail.

[0009] Further, the protection unit comprises a miniature circuit breaker; the control unit controls the miniature circuit breaker through a micro motor or an electromagnetic driving device.

[0010] Further, the metering unit adopts a Hall sensor, and the metering unit meters the electric energy of the communication equipment.

[0011] Further, the intelligent control module is provided with an input port; if the required current of the circuit exceeds the rated capacity of the intelligent control module, two or more intelligent control modules are connected in parallel through parallel copper bars.

[0012] Further, the monitoring module comprises a remote upgrading unit for remotely upgrading the firmware of the intelligent control module.

[0013] The application provides a direct current power distribution method for a communication base station, which is applied to the communication base station direct current power distribution system and specifically comprises the following steps: The intelligent control module is used for monitoring the electrical parameters of each communication equipment loop in real time; When a fault is detected, the intelligent control module is controlled to perform a protective tripping operation; After a predetermined time, the intelligent control module is controlled to automatically perform a reclosing operation; If the reclosing operation fails, a remote closing instruction is used.

[0014] Further, the application further comprises the following steps: the metering unit is used for metering the electric energy of the communication equipment, and the metering data is uploaded to a monitoring platform; A remote control instruction is received from the monitoring platform, and the instruction comprises a remote tripping, a remote closing and a remote upgrading.

[0015] Advantages The application has the following advantages compared with the prior art: 1. At least one intelligent control module is arranged, and functions such as branch control, metering and parameter configuration are realized, so that the differentiated, refined and intelligent management and control of each branch can be realized; the intelligent control modules are decoupled with each other and with the rest of the power distribution system, so that if one intelligent control module fails, the normal work of other modules and the direct current power distribution system is not affected.

[0016] 2. The application has the functions of protection, high-precision electric energy metering, remote control and communication; the state of each communication equipment can be remotely obtained by maintenance personnel, and each communication equipment is managed according to the current state and maintenance requirements, so that the time cost and maintenance cost are reduced, the maintenance efficiency is improved, the refined, differentiated and intelligent management and control requirements of the communication base station are realized, the time cost and maintenance cost are reduced, and the maintenance efficiency is improved.

[0017] 3. The application has reclosing and remote control functions. After a fault occurs, the intelligent control module trips for protection, and automatically recloses after a predetermined time. If reclosing fails, the maintenance personnel can remotely check whether the line fault is cleared. When the line fault is cleared, the maintenance personnel issues an instruction to remotely control the intelligent control module to close, thereby saving time and improving maintenance efficiency.

[0018] Other features and advantages of the present application will be set forth in the following description, and in part will become apparent to those skilled in the art from the description, or can be learned by practice of the application. The objects and other advantages of the application will be realized and attained by the structure particularly pointed out in the written description and claims. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed to be used in the embodiments or prior art description will be briefly introduced below. Obviously, the drawings in the following description are some embodiments of the present application, and those skilled in the art can also obtain other drawings according to these drawings without creative labor.

[0020] Figure 1 The structural schematic diagram of the system in the embodiment of the present application is shown.

[0021] Figure 2 The structural schematic diagram of the system in the embodiment of the present application is shown.

[0022] Figure 3a The front view of the intelligent control module in the embodiment of the present application is shown.

[0023] Figure 3b The top view of the intelligent control module in the embodiment of the present application is shown.

[0024] Figure 3c The left view of the intelligent control module in the embodiment of the present application is shown.

[0025] Figure 3d The right view of the intelligent control module in the embodiment of the present application is shown.

[0026] Figure 4 The top view of the system in the embodiment of the present application is shown.

[0027] In the figure, 1 is an intelligent control module, 2 is a DC lightning protection module, 3 is a switching copper bar, 4 is a communication bar, 11 is an input port, 12 is a communication port, 13 is an output port, 5 is a monitoring module, 6 is a communication device, 7 is a monitoring platform, 8 is a switching power supply, 10 is a parallel copper bar, and 100 is a DC power distribution system. DETAILED DESCRIPTION

[0028] In order to make the purposes, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are some but not all of the embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present application.

[0029] The current communication base station adopts DC busbar + circuit breaker or fuse as a DC power distribution system, only having a protection function. After the protection action is triggered, if the circuit breaker fails to reclose or the fuse of the fuse melts, maintenance personnel need to go to the communication base station for on-site processing. Therefore, the time cost and maintenance cost of using the traditional DC power distribution system are very high.

[0030] With the development of the communication industry, higher requirements are put forward for the management level of communication equipment. Therefore, the state of different communication equipment needs to be controlled and backhauled. The existing DC power distribution system does not have the functions of electric energy metering, communication, remote control and the like, and cannot meet the requirements of fine, differentiated and intelligent management and control of the communication base station.

[0031] The present application provides a communication base station DC power distribution system, comprising: Reference Figure 1 at least one intelligent control module 1, the intelligent control module 1 is installed on the fixed guide rail; the incoming line end of the intelligent control module 1 is connected with the negative pole of the DC busbar of the switching power supply 8, and the outgoing line end of the intelligent control module 1 is connected with the input end of the communication equipment 6; The intelligent control module 1 comprises a protection unit, a metering unit and a control unit; the control unit performs remote on-off control of the protection unit.

[0032] Reference Figure 1 The system further comprises a monitoring module 5; the monitoring module 5 is installed on the fixed guide rail, the monitoring module 5 is connected with each intelligent control module 1 through the communication row 4, and the monitoring module 5 is in communication connection with the monitoring platform 7 through the communication station; wherein FSU (the English abbreviation of Field Supervision Unit; FSU is the bridge connecting the monitoring platform 7 and the monitoring module 5, and is the core of data processing of the whole monitoring platform 7).

[0033] The switch power supply 8 converts AC power supply into DC power supply of-48V and then outputs to the DC bus; each intelligent control module 1 is connected in series between the communication equipment 6, the standby battery and the DC bus, so as to realize monitoring and control of each branch; the intelligent control module 1 and the monitoring module 5 adopt CAN bus communication, so as to realize half-duplex communication and fine intelligent management and control; the monitoring platform 7 and the monitoring module 5 adopt dynamic environment monitoring (FSU) communication, so as to upload the state, alarm signal and metering data of each branch intelligent control module 1; the monitoring platform 7 can issue instructions to the intelligent control module 1 and remotely upgrade in batches.

[0034] The intelligent DC power distribution system 100 comprises a communication function, can access the monitoring platform 7 through the switch power supply 8, upload the state of each branch communication equipment 6 to the monitoring platform 7; the monitoring platform 7 can remotely control the opening / closing state of each branch, and can also realize remote upgrading of the circuit breaker system.

[0035] The application realizes branch control, metering and parameter configuration functions by arranging at least one intelligent control module 1, can realize differentiated, fine and intelligent management and control of each branch; the intelligent control modules 1 are decoupled with each other and with the rest of the power distribution system, so that if one intelligent control module 1 fails, it does not affect the normal work of other modules and the DC power distribution system 100.

[0036] The intelligent DC power distribution system 100 can realize fine management and control, can realize control requirements such as "standby power time control, standby power voltage control, standby power control, timing on-off control, exempt period on-off control" of each branch, and the parameters of each control mode can be set; each branch has an "authorized lease" function and can be configured by issuing instructions through the monitoring platform 7. The intelligent control modules 1 of each branch are independent of each other, so that if one fails, it does not affect the normal work of other modules.

[0037] The application has the functions of protection, high-precision power metering, remote control and communication. Maintenance personnel can remotely obtain the state of each communication equipment 6, manage each communication equipment 6 according to the current state and maintenance requirements, so as to reduce time cost and maintenance cost, improve maintenance efficiency, realize fine, differentiated and intelligent management and control requirements of the communication base station, reduce time cost and maintenance cost and improve maintenance efficiency.

[0038] The application has the functions of reclosing and remote control. After a fault occurs, the intelligent control module 1 trips to protect, and automatically recloses after a predetermined time; if the reclosing fails, the maintenance personnel can remotely check whether the line fault is cleared, and when the line fault is cleared, the maintenance personnel issues instructions to remotely control the intelligent control module 1 to close, so as to save time cost and improve maintenance efficiency.

[0039] In an embodiment of the present application, referring to Figure 3c and Figure 3d , the intelligent control module 1 is provided with a communication port 12, which is connected with the communication row 4 through a terminal.

[0040] The communication row 4 is installed at the rear of the fixed guide rail, and the communication port 12 on each intelligent control module 1 is connected with the corresponding port on the communication row 4 through a terminal, and the communication row 4 is connected with the monitoring module 5, which has the functions of communication and monitoring; after the intelligent control module 1 is connected with the monitoring module 5, the monitoring module 5 automatically identifies the position of the intelligent control module 1 on the DC bus and configures the corresponding communication address; referring to Figure 4 , the communication port 12 has 8 pins, which have the functions of communication, power supply and address allocation; the output port 13 of the intelligent control module 1 is connected with the communication device 6.

[0041] In an embodiment of the present application, referring to Figure 2 , the system further comprises a DC lightning protection module 2, which is installed on the fixed guide rail. The role of the switching copper row 3 is to connect the input port 11 of the intelligent control module 1 to the negative pole of the DC bus.

[0042] The DC lightning protection module 2 protects the intelligent control module 1 and the communication device 6, In an embodiment of the present application, the protection unit comprises a miniature circuit breaker; the control unit controls the miniature circuit breaker through a micro motor or an electromagnetic driving device.

[0043] The metering unit adopts a Hall sensor, and the metering unit meters the electric energy of the communication device 6.

[0044] The intelligent DC power distribution system 100 has the function of precise metering, and meters the power consumption of each branch communication device 6, thereby providing support for fine operation and maintenance; In an embodiment of the present application, referring to Figure 4 , the intelligent control module 1 is provided with an input port 11; if the required current of the circuit exceeds the rated capacity of the intelligent control module 1, two or more intelligent control modules 1 are connected in parallel through the parallel copper row 10.

[0045] Referring to Figure 3a and Figure 3b ; the intelligent control module 1 includes specifications of 16A, 32A, 63A, 100A and 125A, and when 125A cannot meet the system demand, two intelligent control modules 1 of the same specification are connected in parallel through the parallel copper row 10.

[0046] In an embodiment of the present application, the monitoring module 5 comprises a remote upgrading unit for remotely upgrading the firmware of the intelligent control module 1.

[0047] The application provides a direct current power distribution method for a communication base station, and applies the direct current power distribution system 100 for the communication base station. The intelligent control module 1 is used for monitoring the electrical parameters of each communication device 6 in real time. When a fault is detected, the intelligent control module 1 is controlled to perform a protective tripping. After a predetermined time, the intelligent control module 1 is controlled to automatically perform a reclosing operation. If the reclosing operation fails, a remote closing instruction is used to report fault information to the monitoring platform 7 and receive a remote closing instruction from the monitoring platform 7.

[0048] The application further comprises: an energy metering unit is used for metering the electrical energy of the communication device 6 and uploading metering data to the monitoring platform 7. The application further comprises: a remote control instruction is received from the monitoring platform 7, and the instruction comprises a remote tripping, a remote closing and a remote upgrading.

[0049] Although the present application is described in detail with reference to the foregoing embodiments, those skilled in the art should understand that the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced by equivalent features, and these modifications or replacements do not change the essence of the corresponding technical solutions out of the spirit and scope of the technical solutions of the embodiments of the present application.

Claims

1. A direct current power distribution system for a communication base station, characterized by The system comprises: at least one intelligent control module (1) installed on a fixed rail; the incoming line end of the intelligent control module (1) is connected to the negative pole of a DC bus of a switching power supply (8), and the outgoing line end of the intelligent control module (1) is connected to the input end of a communication device (6); the intelligent control module (1) comprises a protection unit, a metering unit and a control unit; the control unit performs remote on-off control of the protection unit.

2. The DC power distribution system for a base station of a communication system according to claim 1, wherein The system further comprises a monitoring module (5); the monitoring module (5) is installed on a fixed rail, and is connected to each intelligent control module (1) through a communication bus (4); the monitoring module (5) is in communication connection with a monitoring platform (7) through a communication station.

3. A DC power distribution system for a base station of a communication system according to claim 2, c h a r a c t e r i z e d in that The intelligent control module (1) is provided with a communication port (12) which is plugged with the communication bus (4) through a wiring terminal; the communication port (12) comprises a plurality of pins, and the functions of the pins include communication, module power supply and address allocation.

4. The DC power distribution system for a base station of a communication system according to claim 1, wherein The system further comprises a DC lightning protection module (2) installed on a fixed rail.

5. The DC power distribution system for a base station of a communication system according to claim 1, wherein The protection unit comprises a miniature circuit breaker; the control unit controls the miniature circuit breaker through a micro motor or an electromagnetic driving device.

6. The DC power distribution system for a base station of a communication system according to claim 1, wherein The metering unit adopts a Hall sensor, and the metering unit meters the electric energy of the communication device (6).

7. The DC power distribution system for a base station of a communication system according to claim 2, wherein The intelligent control module (1) is provided with an input port (11); if the required current of a circuit exceeds the rated capacity of the intelligent control module (1), a parallel copper bus (10) is used to connect two or more intelligent control modules (1) in parallel.

8. A DC power distribution system for a base station of a communication system according to claim 7, characterized in that The monitoring module (5) comprises a remote upgrading unit for remotely upgrading the firmware of the intelligent control module (1).

9. A method for distributing DC power in a communication base station, characterized by The system is applied to the communication base station DC power distribution system of any one of claims 1-8, and specifically comprises: The intelligent control module (1) is used to monitor the electrical parameters of each communication device (6) in real time; when a fault is detected, the intelligent control module (1) is controlled to perform a protective tripping; after a predetermined time, the intelligent control module (1) is controlled to automatically perform a reclosing operation; if the reclosing operation fails, a remote closing instruction is used.

10. The DC power distribution method for a communication base station according to claim 9, wherein Further comprising: The metering unit meters the electric energy of the communication device (6) and uploads the metering data to the monitoring platform (7); remote control instructions from the monitoring platform (7) are received, and the instructions include remote tripping, remote closing and remote upgrading.

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