CN103475066A - Uninterrupted power supply system - Google Patents
Uninterrupted power supply system Download PDFInfo
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- CN103475066A CN103475066A CN2013104520960A CN201310452096A CN103475066A CN 103475066 A CN103475066 A CN 103475066A CN 2013104520960 A CN2013104520960 A CN 2013104520960A CN 201310452096 A CN201310452096 A CN 201310452096A CN 103475066 A CN103475066 A CN 103475066A
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Abstract
The invention discloses an uninterrupted power supply system. The system comprises a storage battery pack, an automatic diesel generating set and an intelligent communication power source cabinet. The storage battery pack is electrically connected with the intelligent communication power source cabinet, the automatic diesel generating set is electrically connected with the intelligent communication power source cabinet, and the intelligent communication power source cabinet is electrically connected with communication equipment. According to the technical scheme, at ordinary times, the storage battery pack supplies power to the communication equipment, when discharging of the storage battery pack is not enough, the automatic diesel generating set is started for power suuply, alternating currents supplied by the automatic diesel generating set are rectified by the intelligent communication power source to become direct currents, therefore, on the one hand, the communication equipment is supplied with power uninterruptedly, on the other hand, the storage battery pack is charged, when the electricity energy of the storage battery pack is charged to be full of electricity energy, the storage battery pack supplies power independently, the automatic diesel generating set stops power generation, and uninterrupted power supply of a communication power source is achieved through the circulation under the condition that no electric supply exists or the electric supply is unstable.
Description
Technical field
The present invention relates to the uninterrupted power supply technical field, relate in particular to a kind of uninterruptible power system.
Background technology
Communication power supply is the heart of communication system, reliable and stable communication power supply electric power system is the key that guarantees communication system security, reliability service, once the communication power supply fault causes the power failure to communication equipment, communication equipment just can't move, cause telecommunication circuit interruption, communication system paralysis, thereby cause great economic benefit and social benefit loss.The traditional communication power supply is to utilize Automatic Diesel Generator Set to realize uninterrupted power supply.But, Automatic Diesel Generator Set can only according to civil power have or not to come collection signal, and send accordingly instruction and start or stop generating set, can't guarantee the uninterrupted power supply of communication power supply in without civil power source or the unsettled adverse circumstances of civil power.
Summary of the invention
The object of the invention is to, by a kind of uninterruptible power system, solve the problem that above background technology is partly mentioned.
For reaching this purpose, the present invention by the following technical solutions:
A kind of uninterruptible power system, it comprises batteries, Automatic Diesel Generator Set and intelligent communication power cabinet;
Described batteries is electrically connected to the intelligent communication power cabinet, under controlling at the intelligent communication power cabinet, is the communication equipment power supply;
Described Automatic Diesel Generator Set is electrically connected to the intelligent communication power cabinet, for when the batteries electric weight is not enough, and starting-generating, the output AC electricity is given the intelligent communication power cabinet;
Described intelligent communication power cabinet is electrically connected to communication equipment, for monitoring in real time the battery condition of batteries, when the batteries electric weight is not enough, output order, the generating of starting Automatic Diesel Generator Set, convert the alternating current of Automatic Diesel Generator Set output to direct current, export on the one hand communication equipment, for its power supply, export on the other hand batteries, be its charging, and when monitoring batteries and be full of electricity, output order, the auto-control diesel generating set stops generating, and the switching batteries is the communication equipment power supply.
Especially, described intelligent communication power cabinet comprises monitoring module and rectification module; Described monitoring module is for monitoring in real time the battery condition of batteries, when the batteries electric weight is not enough, output order, the generating of starting Automatic Diesel Generator Set, and when monitoring batteries and be full of electricity, output order, the auto-control diesel generating set stops generating, and the switching batteries is the communication equipment power supply; Described rectification module converts direct current to for the alternating current by Automatic Diesel Generator Set output, exports to communication equipment on the one hand, is its power supply, exports on the other hand batteries, is its charging.
Especially, described intelligent communication power cabinet also comprises communication module; Described communication module is electrically connected to host computer, for realizing the transfer of data between intelligent communication power cabinet and host computer.
Especially, described rectification module is selected the rectification module with warm connection function.
Uninterruptible power system provided by the invention is powered to communication equipment by batteries at ordinary times, when batteries is discharged to off-capacity, the power supply of starting Automatic Diesel Generator Set, alternating current that Automatic Diesel Generator Set supplies is rectified into direct current through the intelligent communication power cabinet, to communication equipment, power incessantly on the one hand, on the other hand to battery charging, after being full of, the batteries electric energy is switched to batteries independently-powered, Automatic Diesel Generator Set stops generating, such circulation has realized the uninterrupted power supply of communication power supply in without civil power source or the unsettled adverse circumstances of civil power.
The accompanying drawing explanation
The uninterruptible power system structure chart that Fig. 1 provides for the embodiment of the present invention.
Embodiment
Below in conjunction with drawings and Examples, the invention will be further described.Be understandable that, specific embodiment described herein is only for explaining the present invention, but not limitation of the invention.It also should be noted that, for convenience of description, only show part related to the present invention in accompanying drawing but not full content.
Please refer to shown in Fig. 1 the uninterruptible power system structure chart that Fig. 1 provides for the embodiment of the present invention.
In the present embodiment, uninterruptible power system specifically comprises batteries 101, Automatic Diesel Generator Set 102 and intelligent communication power cabinet 103.
Described batteries 101 is electrically connected to intelligent communication power cabinet 103, under controlling at intelligent communication power cabinet 103, is communication equipment 104 power supplies.This uninterruptible power system is powered to communication equipment 104 by batteries 101 at ordinary times, and in the present embodiment, described batteries 101 output voltages are DC48V.
Described Automatic Diesel Generator Set 102 is electrically connected to intelligent communication power cabinet 103, for when batteries 101 electric weight are not enough, and starting-generating, the output AC electricity is given intelligent communication power cabinet 103.
Described intelligent communication power cabinet 103 is electrically connected to communication equipment 104, for monitoring in real time the battery condition of batteries 101, when batteries 101 electric weight are not enough, output order, 102 generatings of starting Automatic Diesel Generator Set, convert the three-phase alternating current of Automatic Diesel Generator Set 102 outputs to direct current, export on the one hand communication equipment 104, for its power supply, export on the other hand batteries 101, for its charging, and when monitoring batteries 101 and be full of electricity, output order, auto-control diesel generating set 102 stops generating, switching batteries 101 is communication equipment 104 power supplies.
In the present embodiment, described intelligent communication power cabinet 103 comprises monitoring module 1031, rectification module 1032 and communication module 1033.Described monitoring module 1031 is for monitoring in real time the battery condition of batteries 101, when batteries 101 electric weight are not enough, export passive contact K closure signal, 102 generatings of starting Automatic Diesel Generator Set, and when monitoring batteries 101 and be full of electricity, passive contact K breaking signal, auto-control diesel generating set 102 stops generating, and switching batteries 101 is communication equipment 104 power supplies.Described rectification module 1032 converts direct current to for the alternating current by Automatic Diesel Generator Set 102 outputs, exports to communication equipment 104 on the one hand, is its power supply, exports on the other hand batteries 101, is its charging.In the present embodiment, rectification module 1032 adopts full-bridge soft-switching technology, most effective reaching more than 92%; There is warm connection function, adopt the not damaged hot plug technology, plug and play, the replacing time is less than 1 minute; Adopt advanced EMC Design, ultralow radiation.Described communication module 1033 is selected the RS232 serial communication module, with host computer 105, is electrically connected to, for realizing the transfer of data between intelligent communication power cabinet 103 and host computer 105.
1031 pairs of batteries 101 of described monitoring module are improved management, have once, Electricity Functional under secondary load, when batteries 101 lower voltages to the principal set point, and outside non-transformer input in emergency circumstances, monitoring module 1031 can send the buzzing alarm signal, disconnect less important load (communication equipment 104), centrally connected power source is powered to important load, when batteries 101 lower voltages to the second set point, monitoring module 1031 first sends the buzzing alarm signal, and send a warning message to host computer 105, disconnect again batteries 101 in case battery over-discharge, there is storage battery under-voltage protection and automatic Regulation function, realize automatically equal floating charge switching controls.Host computer 105 is inquired about, is arranged, is controlled uninterruptible power system by communication module 1033 is long-range, realizes " three is distant " (remote measurement, remote signalling, remote control) operation.In practical application, uninterruptible power system has been carried out to AC and DC side lightning Protection Design, practical to adapt to many thunderstorms area.Uninterruptible power system also has the extendible capacity function, can select flexibly according to actual needs to carry out reasonable disposition.
Technical scheme of the present invention is powered to communication equipment by batteries at ordinary times, when batteries is discharged to off-capacity, the power supply of starting Automatic Diesel Generator Set, alternating current that Automatic Diesel Generator Set supplies is rectified into direct current through the intelligent communication power cabinet, to communication equipment, power incessantly on the one hand, on the other hand to battery charging, after being full of, the batteries electric energy is switched to batteries independently-powered, Automatic Diesel Generator Set stops generating, such circulation has realized the uninterrupted power supply of communication power supply in without civil power source or the unsettled adverse circumstances of civil power.
Note, above are only preferred embodiment of the present invention and institute's application technology principle.Skilled person in the art will appreciate that and the invention is not restricted to specific embodiment described here, can carry out for a person skilled in the art various obvious variations, readjust and substitute and can not break away from protection scope of the present invention.Therefore, although by above embodiment, the present invention is described in further detail, the present invention is not limited only to above embodiment, in the situation that do not break away from the present invention's design, can also comprise more other equivalent embodiment, and scope of the present invention is determined by appended claim scope.
Claims (4)
1. a uninterruptible power system, is characterized in that, comprises batteries, Automatic Diesel Generator Set and intelligent communication power cabinet;
Described batteries is electrically connected to the intelligent communication power cabinet, under controlling at the intelligent communication power cabinet, is the communication equipment power supply;
Described Automatic Diesel Generator Set is electrically connected to the intelligent communication power cabinet, for when the batteries electric weight is not enough, and starting-generating, the output AC electricity is given the intelligent communication power cabinet;
Described intelligent communication power cabinet is electrically connected to communication equipment, for monitoring in real time the battery condition of batteries, when the batteries electric weight is not enough, output order, the generating of starting Automatic Diesel Generator Set, convert the alternating current of Automatic Diesel Generator Set output to direct current, export on the one hand communication equipment, for its power supply, export on the other hand batteries, be its charging, and when monitoring batteries and be full of electricity, output order, the auto-control diesel generating set stops generating, and the switching batteries is the communication equipment power supply.
2. uninterruptible power system according to claim 1, is characterized in that, described intelligent communication power cabinet comprises monitoring module and rectification module; Described monitoring module is for monitoring in real time the battery condition of batteries, when the batteries electric weight is not enough, output order, the generating of starting Automatic Diesel Generator Set, and when monitoring batteries and be full of electricity, output order, the auto-control diesel generating set stops generating, and the switching batteries is the communication equipment power supply; Described rectification module converts direct current to for the alternating current by Automatic Diesel Generator Set output, exports to communication equipment on the one hand, is its power supply, exports on the other hand batteries, is its charging.
3. uninterruptible power system according to claim 2, is characterized in that, described intelligent communication power cabinet also comprises communication module; Described communication module is electrically connected to host computer, for realizing the transfer of data between intelligent communication power cabinet and host computer.
4. according to the described uninterruptible power system of one of claims 1 to 3, it is characterized in that, described rectification module is selected the rectification module with warm connection function.
Priority Applications (1)
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| CN2013104520960A CN103475066A (en) | 2013-09-27 | 2013-09-27 | Uninterrupted power supply system |
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| CN2013104520960A CN103475066A (en) | 2013-09-27 | 2013-09-27 | Uninterrupted power supply system |
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| CN103475066A true CN103475066A (en) | 2013-12-25 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110875594A (en) * | 2018-08-31 | 2020-03-10 | 北京金风科创风电设备有限公司 | Wind generating set and standby redundant power supply system thereof |
| CN111703447A (en) * | 2020-06-10 | 2020-09-25 | 中车长江车辆有限公司 | Railway refrigerator car power supply system and railway refrigerator car |
| CN113765206A (en) * | 2021-08-02 | 2021-12-07 | 华信咨询设计研究院有限公司 | Refined standby power control method, device and system for base station |
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| CN111703447A (en) * | 2020-06-10 | 2020-09-25 | 中车长江车辆有限公司 | Railway refrigerator car power supply system and railway refrigerator car |
| CN113765206A (en) * | 2021-08-02 | 2021-12-07 | 华信咨询设计研究院有限公司 | Refined standby power control method, device and system for base station |
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Application publication date: 20131225 |