CN220022357U - System architecture of intelligent power module - Google Patents
System architecture of intelligent power module Download PDFInfo
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- CN220022357U CN220022357U CN202320915430.0U CN202320915430U CN220022357U CN 220022357 U CN220022357 U CN 220022357U CN 202320915430 U CN202320915430 U CN 202320915430U CN 220022357 U CN220022357 U CN 220022357U
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- 238000012544 monitoring process Methods 0.000 claims abstract description 19
- GELKBWJHTRAYNV-UHFFFAOYSA-K lithium iron phosphate Chemical compound [Li+].[Fe+2].[O-]P([O-])([O-])=O GELKBWJHTRAYNV-UHFFFAOYSA-K 0.000 claims abstract description 11
- 230000005611 electricity Effects 0.000 claims description 8
- 230000011664 signaling Effects 0.000 claims description 4
- 238000007599 discharging Methods 0.000 claims description 3
- 230000009471 action Effects 0.000 claims description 2
- 230000001681 protective effect Effects 0.000 claims 2
- 239000013307 optical fiber Substances 0.000 abstract description 7
- 238000013461 design Methods 0.000 abstract description 6
- 230000010354 integration Effects 0.000 abstract description 5
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 abstract description 3
- 238000004134 energy conservation Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 abstract description 3
- 229910052744 lithium Inorganic materials 0.000 abstract description 3
- 238000012423 maintenance Methods 0.000 abstract description 3
- 230000006872 improvement Effects 0.000 abstract description 2
- 238000004891 communication Methods 0.000 description 10
- 238000007600 charging Methods 0.000 description 6
- 238000000034 method Methods 0.000 description 5
- 206010063385 Intellectualisation Diseases 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000007667 floating Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000010248 power generation Methods 0.000 description 2
- 230000009467 reduction Effects 0.000 description 2
- 239000000725 suspension Substances 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000881 Cu alloy Inorganic materials 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 description 1
- 238000013475 authorization Methods 0.000 description 1
- 230000036760 body temperature Effects 0.000 description 1
- 230000015556 catabolic process Effects 0.000 description 1
- 238000010280 constant potential charging Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009440 infrastructure construction Methods 0.000 description 1
- 239000004973 liquid crystal related substance Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229910052760 oxygen Inorganic materials 0.000 description 1
- 239000001301 oxygen Substances 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Abstract
The utility model relates to the technical field of power distribution of 5G base stations, and discloses a system architecture of an intelligent power module, which comprises a chassis, wherein a lightning protection unit, a monitoring unit, an alternating current input power distribution unit, an optical fiber wiring unit, a high-voltage protection grounding unit, a direct current output power distribution unit, a switch rectifier and a battery pack are arranged in the chassis, and mains supply enters the switch power rectifier through the lightning protection unit and is output by the direct current output power distribution unit to supply power to equipment and charge a lithium iron phosphate battery pack. Under the condition of mains supply outage, the lithium iron phosphate battery pack supplies power to equipment after being rectified by the switch rectifier, the intelligent power supply module system has the cooperation of power supply and intelligent peak clipping, the whole power supply module system has safety and reliability, the functions of direct current power supply, lithium battery standby power, intelligent switch energy conservation, movable ring monitoring and optical fiber wiring are integrated, the integrated intelligent modular miniature intelligent integrated power supply system has the advantages of integration, intelligent modular design, small size, rapid installation of modular design, capacity expansion and operation and maintenance efficiency improvement of a base station, and expandability realization.
Description
Technical Field
The utility model relates to the technical field of power distribution of 5G base stations, in particular to a system architecture of an intelligent power module.
Background
In recent years, with the steady promotion of 5G infrastructure construction, 5G has obvious energized effects in a plurality of industries such as industry, medical treatment, education, traffic and the like, 5G base stations are distributed more densely, operators need to fully utilize the existing base stations for capacity expansion, and more miniature 5G base stations are newly built on the basis of macro stations; the total power consumption of the 5G base station is greatly increased by accumulating the self power consumption of the 5G base station and the number of the base stations.
The 5G base station power consumption includes transmission power consumption, calculation power consumption, and other power consumption. The transmission energy consumption mainly comprises an RF part and electric energy consumed by a power amplifier. The above-described apparatus mainly performs baseband signal and wireless signal conversion, and thus also includes wire power consumption in transmission power consumption. For computing energy consumption, it is mainly consumed electrical energy sources, including digital processing, management control, communication power consumption of the core network and other base stations. For other power consumption, mainly the electric quantity lost in the direct current power supply conversion process of the base station is introduced from the commercial power, and meanwhile the electric quantity consumed by air conditioning equipment, a dynamic ring monitoring system and the like is included. The coverage area of the 5G base station is far smaller than that of the 4G base station, and if the coverage of the same area is to be realized, the number of the 5G base stations is at least 2-3 times that of the 4G base stations, and the power consumption of the 5G base stations is more than 10 times that of the 4G base stations.
In the existing base station, the capacity expansion requirement of a power supply cabinet is greatly increased, and under the condition that the output power of a 5G communication power supply system is required to be greatly increased, the communication power supply system is required to be small in size, high in output power and high in reliability, and the integration, the intellectualization, the modularization and the miniaturization are realized; the commercial power input power and the oil engine generated power can not meet the normal requirement of the base station power supply; the power supply system has higher requirements on the power and efficiency of the power supply system of the base station, the standby power of the base station, the power generation capacity, the reliability and the like, and the power consumption and the energy consumption cost of the base station are greatly improved.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides a system architecture of an intelligent power supply module, which solves the problems that in the existing base station, the capacity expansion requirement of a power supply cabinet is greatly increased, and under the condition that the output power of a 5G communication power supply system is required to be greatly increased, the communication power supply system is required to be small in volume, high in output power and high in reliability, and has integration, intellectualization, modularization and miniaturization; the utility power input power and the oil engine generated power can not meet the normal requirement of the base station power supply.
The technical aim of the utility model is realized by the following technical scheme:
the system architecture of the intelligent power module comprises a case, wherein a lightning protection unit, a monitoring unit, an alternating current input power distribution unit, an optical fiber wiring unit, a high-voltage protection grounding unit, a direct current output power distribution unit, a switch rectifier and a battery pack are arranged in the case.
Preferably, the ac input power distribution unit includes an air switch controller.
Preferably, the high-voltage protection grounding unit comprises a protection ground plate and a working ground plate.
Preferably, the lightning protection unit comprises a surge protection device.
Preferably, the monitoring unit comprises an energy management platform.
Preferably, the battery pack includes a lithium iron phosphate battery.
In summary, the utility model has the following advantages:
under the normal condition of the commercial power, the commercial power passes through the lightning protection unit, then passes through the air-on control, finally enters into the switching power supply rectifier, is rectified by the plurality of rectifying modules, and is supplied to equipment by the output power of the direct current output power distribution unit and is charged by the lithium iron phosphate battery pack. Under the condition of mains supply outage, the lithium iron phosphate battery pack supplies power to equipment after being rectified by the switch rectifier, the intelligent power supply module system has the cooperation of power supply and intelligent peak clipping, the whole power supply module system has safety and reliability, the functions of direct current power supply, lithium battery standby power, intelligent switch energy conservation, movable ring monitoring and optical fiber wiring are integrated, the integrated intelligent modular miniature intelligent integrated power supply system has the advantages of integration, intelligent modular design, small size, rapid installation of modular design, capacity expansion and operation and maintenance efficiency improvement of a base station, and expandability realization. The 5G station site is easy to select, saves energy, reduces emission and is arranged rapidly, and the construction requirements of a 5G communication network which is more energy-saving, land-saving and green are met.
Drawings
FIG. 1 is a schematic diagram of a chassis structure of the present utility model;
FIG. 2 is a schematic diagram of a workplace card configuration of the present utility model;
fig. 3 is a schematic circuit schematic diagram of the intelligent power module according to the present utility model.
Reference numerals: 100. a chassis; 101. a monitoring unit; 102. an air switch controller; 103. an optical fiber wiring unit; 104. protecting the ground plate; 105. work place cards; 106. a direct current output power distribution unit; 107. a switching rectifier; 108. a battery pack.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, a system architecture of a smart power module includes:
the machine case 100, wherein a lightning protection unit, a monitoring unit 101, an alternating current input power distribution unit, an optical fiber wiring unit 103, a high voltage protection grounding unit, an alternating current interlocking input unit, a direct current output power distribution unit 106, a switch rectifier 107 and a battery pack 108 are arranged in the machine case 100;
under the normal condition of the commercial power, the commercial power passes through the lightning protection unit, is subjected to air-on control, finally enters into the switching power supply rectifier, is rectified by the plurality of rectifying modules, and is output to supply power for equipment and charge the lithium iron phosphate battery pack 108 for DC48V power by the direct current output power distribution unit 106. Under the condition of power failure of commercial power, the lithium iron phosphate battery pack 108 (100 AH/48V) supplies power to equipment after being rectified by the switch rectifier 107, has the power supply cooperation and intelligent peak clipping function, and the whole power module system has the safety and reliability, integrates the functions of direct current power supply, lithium battery standby power, intelligent switch energy conservation, movable ring monitoring and optical fiber wiring, has the functions of integration, intellectualization, modularization and miniaturization, realizes quick installation by modularized design, improves the capacity expansion and operation and maintenance efficiency of a base station, and realizes expandability. The 5G station site is easy to select, saves energy, reduces emission and is arranged rapidly, so that the construction requirements of a more energy-saving, land-saving and green 5G communication network are met;
further, the system is provided with a standby power output control for each individual user. Each output port is provided with a household: the method has the advantages that the method meets the 3-path specification of above 63A, the branching control is realized, the other branching outputs meet the control of each 3 paths for one household, the method has the application scene of the differentiated standby power function, and the functions of branching electric quantity metering, renting and power-up, peak and valley cutting of electric charges and energy saving and consumption reduction of a base station are realized. Different power supply guarantee strategies can be provided for different networks with different standby power duration requirements under the scene of co-building a shared base station and a multi-network co-located base station by multiple operators; the traditional equipment and the 5G equipment can be respectively and independently powered on without mutual interference; the system supports leasing and power-off, solves the independent power generation requirement of 5G equipment, and realizes standardization, intellectualization, differentiation and quantifiable accurate power supply management of multiple services, multiple network elements and multiple operators.
Ac input voltage range: 85% -110% of rated voltage value 220V, and 100% of load is output by the rectifier; when the ac input voltage exceeds the above range but does not exceed ±25% of the nominal value, the system may be de-rated for use. Direct current output voltage range: -43.2 to-57.6 VDC; switching rectifier 107 efficiency: when the alternating current input voltage is a rated value and the direct current output voltage is a factory setting value, the module efficiency of the load current at the load rate of 90% is more than 95.5%; direct current load output shunt: 12 paths of equipment configuration; the number of the battery switches is not less than 2, and each battery switch is more than or equal to 160A. The AC input terminal is not less than 2 paths and comprises 1 path of mains supply input and 1 path of oil machine input; the system should have a manual switching device, and a mechanical interlocking device when switching manually; the corresponding working state/alarm signal indication can be automatically sent out while various protection functions act; the battery charging current is more than or equal to 0.1C10; the output rated current is not less than 100A, and the output peak current is not less than 160A in the rated alternating current input range; the battery has a low-voltage alarming function when discharging; the equipment is provided with a liquid crystal display screen, wherein the current alternating current input voltage, input current, direct current output voltage, total output current and box body temperature and humidity values are displayed in the specification display screen, and the measurement accuracy is not lower than +/-2%; the standby power output control of each household can be set, and each output port is set to meet at least 3 paths of shunt output with the specification of more than 63A to realize shunt control, and other shunt outputs meet the requirement of one household control for every 3 paths.
As a further aspect of the utility model, the ac input power distribution unit includes an air switch controller 102;
as a further aspect of the present utility model, the high voltage protection grounding unit includes a protection ground plate 104 and a working ground plate 105, the protection ground of other devices in the chassis 100 is connected to the protection ground plate 104, and the grounding connection point should have a clear grounding identifier; all the suspension grounds of the power supply in the case 100 are connected to the workplace cards 105 for converging;
the protection bottom plate and the working bottom plate can adopt high-purity non-oxygen electrician copper alloy with purity more than 99.98%, resistivity less than 0.0152xlO-6 omega M, conductivity more than 98%, copper plate with low heat quantity of confluence, less line loss, lower overall temperature rise, stronger short-time tolerance and full life cycle of 25 years;
further, the working ground and the protection ground are separated, the working ground is used as a suspension ground of the power supply system, and the main functions are to form a loop through converging, release lightning current, and simultaneously ground digital signals, power supply power and shielding; the protection ground is mainly ground protection and zero-connection protection. The innovative design can meet the condition that the insulation strength of the power supply module is achieved, and the two live loops of each live loop of the equipment which are connected to the ground or non-electrically bear the alternating voltage of 50Hz and 2500V for one minute without breakdown and flashover; the insulation resistance of the power supply module is up to, and when the temperature is 20 ℃ to-5 ℃ and the relative humidity is less than 90%, the insulation resistance value between each equipment and the electrified loop is more than 2 megaohms; the power supply system of the power supply module has safety and reliability.
As a further aspect of the utility model, the lightning protection unit comprises a surge protection device.
Under the normal condition of the mains supply, the mains supply passes through the lightning protection unit, then passes through the air-on control and finally enters the switching power supply rectifier;
ac input end: the alternating current input end of the switching power supply system is provided with a surge protection device which can at least bear the impact of current pulses (8/20 mu s, imax=60 kA);
direct current output end: the direct current output end of the switching power supply is provided with a surge protection device which can bear the impact of current pulse (8/20 mu s, imax=20ka);
communication interface end: the RS485 interface of the FSU movable ring is connected with a lightning protection unit element in the north direction of the switching power supply, and at least can bear the impact of current pulse (8/20 mu s, imax=5 kA).
As a further aspect of the present utility model, the monitoring unit 101 includes an energy management platform;
the monitoring unit 101 is required to be provided with standard communication interfaces such as RS232 or RS485/422, IP, USB and the like, and an open communication protocol is provided; the monitoring unit 101 can integrate the function of the movable ring simple version of the NB and is provided with an energy management platform; telemetry: including but not limited to mains input voltage, input current, battery pack 108 voltage, cell voltage, system output current, shunt output voltage, shunt output current, etc.; the measurement accuracy should be not lower than + -2%. Remote signaling: including but not limited to equipment on-off state, ac input state, battery charge-discharge state, output overload alarm, battery low voltage alarm, entrance guard alarm, etc.; remote control: including but not limited to on/off, dc output shunt output timing switches, etc.;
the energy management platform can remotely monitor and display the temperature and humidity values in the case 100, household output current, household output power and household output electric quantity, including but not limited to input voltage, direct current output voltage, battery pack 108 voltage and single battery voltage;
the energy management platform can remotely operate the equipment to output, and at least five shunt control switches are arranged on the platform, wherein one path of output can be independently controlled by each three paths of switches, and the other two paths of switches can simultaneously control three paths of output respectively. After operation, the platform can confirm the state of each output switch; when the alternating current is input and powered down, at least 3 paths of output can be used for continuous running and output until the battery is under-voltage protected, and other output branches can be set for simultaneous power down; each shunt output of remote control on-off can realize manual priority turn-off control, meanwhile, a breaker (or fuse) protection function is provided, and a timing turn-off or timing turn-on function can be set for each output in an energy management platform;
further, the lock period allows operation without requiring secondary authorization. When the equipment is in an on state, locking is carried out, and the equipment is always in the on state and cannot be turned off at regular time; when the equipment is in the off state, locking is carried out, and the equipment is always in the off state and cannot be turned back on at regular time;
further, after the commercial power (oil engine) is turned on, ac detection is performed, and the output is connected to the monitoring unit 101; the switching power supply rectifier module outputs to the monitoring unit 101, and simultaneously carries out direct current detection, outputs different capacities and paths, outputs a direct current load to be shunted, and configures 12 paths of equipment; the number of the battery switches is not less than 2, and each battery switch is more than or equal to 160A. The AC input terminal is not less than 2 paths and comprises 1 path of mains supply input and 1 path of oil machine input; the direct current output wiring direction is the same direction, so that the convenience and safety of wiring inside the cabinet are ensured;
further, the battery pack 108 is connected to the monitoring unit 101 to remotely control the battery switch, and the battery pack 108 is turned off to charge and discharge. The method realizes the functions of shunt electric quantity metering, rental and power-up, peak and valley cutting of electric charges and energy saving and consumption reduction of the base station.
As a further aspect of the utility model, the battery pack 108 comprises a lithium iron phosphate battery;
the nominal voltage of the lithium iron phosphate battery pack 108 is 51.2V, the capacity is 100AH, and the charging voltage of the charge-discharge single battery is more than or equal to 3.40V; the charging voltage is 3.50V-3.60V; default is 3.55V; the floating charge voltage is 3.40V-3.50V; default value is 3.40V; the charging current range is less than or equal to 10I10; discharge current range: and is less than or equal to 30I10. The charging mode of the battery pack 108 is a continuous on-line floating charging mode, namely a current-limiting constant-voltage charging mode, and the battery pack 108 is connected in parallel with the direct-current output end of the power supply system. The battery has a low-voltage alarming function when discharging; has the functions of power supply cooperation and intelligent peak clipping.
The utility model provides a wisdom power module's system architecture, includes the quick-witted case, the machine incasement is equipped with lightning protection unit, monitor cell, AC input distribution unit, DC output distribution unit, switch rectifier and group battery, lightning protection unit with AC input distribution unit electricity is connected, AC input distribution unit with switch rectifier electricity is connected, DC output distribution unit with switch rectifier electricity is connected, switch rectifier with the group battery electricity is connected, monitor cell with lightning protection unit AC input distribution unit DC output distribution unit switch rectifier with the group battery is connected, in order to monitor lightning protection unit AC input distribution unit DC output distribution unit switch rectifier with the electric signal of group battery, wherein, monitor cell remote control group battery switch, to the group battery is cut off the action, charges and discharges.
The ac input power distribution unit includes an air switch controller.
The high-voltage protection grounding device comprises a protection grounding plate and a working grounding plate, and is used for converging to form a loop, releasing lightning current, and grounding digital signals, power supply power and shielding; the protection ground comprises a grounding protection and a zero-connection protection.
The lightning protection unit comprises a surge protection device for bearing the impact of current pulses.
The monitoring unit comprises an energy management platform and is used for telemetering, remote signaling and remote control of the power supply module, wherein the telemetering comprises monitoring of mains supply input voltage, input current, battery pack voltage, single battery voltage, system output current, shunt output voltage and shunt output current; the remote signaling comprises a display device on-off state, an alternating current input state, a battery charge-discharge state, an output overload alarm, a battery low-voltage alarm and an access control alarm; the remote control comprises a direct current output shunt output timing switch for controlling the power supply module to be started and shut down.
The battery pack includes a lithium iron phosphate battery.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides a wisdom power module's system architecture, its characterized in that includes the quick-witted case, be equipped with lightning protection unit, monitor cell, AC input distribution unit, DC output distribution unit, switch rectifier, high-voltage protection earthing unit and group battery in the quick-witted case, the lightning protection unit with AC input distribution unit electricity is connected, AC input distribution unit with switch rectifier electricity is connected, DC output distribution unit with switch rectifier electricity is connected, switch rectifier with group battery electricity is connected, monitor cell with lightning protection unit AC input distribution unit DC output distribution unit switch rectifier with group battery is connected, in order to monitor lightning protection unit AC input distribution unit DC output distribution unit switch rectifier with group battery's electrical signal, wherein, monitor cell remote control group battery switch, to the group battery is turned off the action, charges and discharges.
2. The system architecture of claim 1, wherein the ac input power distribution unit includes an air switch controller.
3. The system architecture of claim 1, wherein the high voltage protective grounding unit comprises a protective ground plate and a working ground plate for converging and forming a loop and discharging lightning current and simultaneously grounding digital signals, power supply and shielding; the protection ground comprises a grounding protection and a zero-connection protection.
4. The system architecture of claim 1, wherein the lightning protection unit includes a surge protection device for withstanding the impact of current pulses.
5. The system architecture of a smart power module of claim 1, wherein the monitoring unit comprises an energy management platform for telemetry, and remote control of the power module, wherein the telemetry comprises monitoring mains input voltage, input current, battery voltage, battery cell voltage, system output current, shunt output voltage, shunt output current; the remote signaling comprises a display device on-off state, an alternating current input state, a battery charge-discharge state, an output overload alarm, a battery low-voltage alarm and an access control alarm; the remote control comprises a direct current output shunt output timing switch for controlling the power supply module to be started and shut down.
6. The system architecture of claim 1, wherein the battery pack comprises a lithium iron phosphate battery.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202320915430.0U CN220022357U (en) | 2023-04-21 | 2023-04-21 | System architecture of intelligent power module |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202320915430.0U CN220022357U (en) | 2023-04-21 | 2023-04-21 | System architecture of intelligent power module |
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| CN220022357U true CN220022357U (en) | 2023-11-14 |
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