CN204290483U - A kind of Portable AC generator parallel device and generating set device - Google Patents
A kind of Portable AC generator parallel device and generating set device Download PDFInfo
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- CN204290483U CN204290483U CN201420720114.9U CN201420720114U CN204290483U CN 204290483 U CN204290483 U CN 204290483U CN 201420720114 U CN201420720114 U CN 201420720114U CN 204290483 U CN204290483 U CN 204290483U
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Abstract
The utility model discloses a kind of Portable AC generator parallel device and generating set device, this Portable AC generator parallel device comprises alternating current input interface group, AC/DC converter bank and direct current output interface, described alternating current input interface group comprises multiple alternating current input interface for connecting alternating current input power, described AC/DC converter bank comprises multiple for alternating current being converted to galvanic AC/DC transducer, wherein, described multiple alternating current input interface is connected with the input one_to_one corresponding of described multiple AC/DC transducer, the output of described multiple AC/DC transducer is also connected with described DC power supply output interface after connecing, the load capacity of alternating current generator can be improved, ensure the communication capacity of Node base station and large power consumption base station.
Description
Technical field
The utility model relates to electronic device field, is specifically related to a kind of Portable AC generator parallel device and generating set device.
Background technology
Under the Portable AC generator that the communications industry uses is mainly used in municipal power failure, the emergency communication guarantee of communication base station and large power consumption generating set.The alternating current that portable electric generator exports becomes after direct current DC48V (or DC24V) electric energy through " Switching Power Supply " rectifying conversion, powers to base station electrical storage battery and traffic load equipment.As shown in Figure 1, base station normal power supply: electrical network is by distribution box, and a road alternating current is powered to Switching Power Supply, Switching Power Supply rectification exports direct current accumulators group and DC load is powered; Another road alternating current is to air-conditioning and illuminalive power-supply.Base station emergency service: grid cut-off, generator access distribution box, exports direct current accumulators group by Switching Power Supply rectification and DC load is powered; Air-conditioning does not work when emergency service.
Along with the increase year by year of calculator room equipment, conventional 5KW, 10KW Portable AC generator capacity can not meet actual power demand; In emergency power generation process, generator usually occur can not with carrying, the problem of the load capacity deficiency such as overload protection shutdown, had a strong impact on the normal operation of communication network.How under the prerequisite meeting communication support, improving its load capacity, is a problem demanding prompt solution.
Utility model content
The utility model embodiment provides a kind of Portable AC generator parallel device and generating set device, can improve the load capacity of alternating current generator, ensures the communication capacity of Node base station and large power consumption base station.
The utility model provides a kind of Portable AC generator parallel device, comprise: alternating current input interface group, AC/DC converter bank and direct current output interface, described alternating current input interface group comprises multiple alternating current input interface for connecting alternating current input power, and described AC/DC converter bank comprises multiple for alternating current being converted to galvanic AC/DC transducer;
Described multiple alternating current input interface is connected with the input one_to_one corresponding of described multiple AC/DC transducer, and the output of described multiple AC/DC transducer is also connected with described DC power supply output interface after connecing.
Preferably, also comprise alternating current output interface group, described alternating current output interface group comprises multiple alternating current output interface for connecting AC load;
Described multiple alternating current output interface is connected with described multiple alternating current input interface one_to_one corresponding.
Preferably, together with described alternating current input interface group, AC/DC converter bank are encapsulated in direct current output interface.
Preferably, described alternating current input interface group, AC/DC converter bank, direct current output interface and alternating current output interface group are encapsulated in together.
The utility model embodiment still provides a kind of generating set device, comprises Portable AC generator parallel device as above and alternating current generating sets;
Described alternating current generating sets is connected with the alternating current input interface group of described Portable AC generator parallel device, and described alternating current generating sets comprises multiple alternating current generator;
Described multiple alternating current generator is connected with described multiple alternating current input interface one_to_one corresponding.
Preferably, also controller is comprised;
Described controller is connected with described alternating current generating sets, the capacity that the interchange for controlling described multiple alternating current generator according to the power demand of DC load exports, the power output controlling described multiple alternating current generator according to setting-up time.
Portable AC generator parallel device in above-described embodiment, comprise alternating current input interface group, AC/DC converter bank and direct current output interface, described alternating current input interface group comprises multiple alternating current input interface for connecting alternating current input power, described AC/DC converter bank comprises multiple for alternating current being converted to galvanic AC/DC transducer, wherein, described multiple alternating current input interface is connected with the input one_to_one corresponding of described multiple AC/DC transducer, the output of described multiple AC/DC transducer is also connected with described DC power supply output interface after connecing, the load capacity of alternating current generator can be improved, ensure the communication capacity of Node base station and large power consumption base station.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly introduced, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is communication base station electric power-feeding structure schematic diagram in prior art;
Fig. 2 is the structural representation of a kind of Portable AC generator parallel device in the utility model embodiment;
Fig. 3 is the structural representation of a kind of generating set device in the utility model embodiment;
Fig. 4 is the structural representation of another kind of generating set device in the utility model embodiment;
Fig. 5 is a kind of communication base station electric power-feeding structure schematic diagram in the utility model embodiment.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearly, below in conjunction with accompanying drawing, the utility model is described in further detail, obviously, described embodiment is only a part of embodiment of the utility model, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making other embodiments all obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Fig. 2 shows a kind of Portable AC generator parallel device, this device comprises alternating current input interface group 201, AC/DC converter bank 202 and direct current output interface 203, described alternating current input interface group 201 comprises multiple alternating current input interface for connecting alternating current input power, described AC/DC converter bank 202 comprises multiple for alternating current being converted to galvanic AC/DC transducer, wherein, described multiple alternating current input interface is connected with the input one_to_one corresponding of described multiple AC/DC transducer, the output of described multiple AC/DC transducer is also connected with described DC power supply output interface after connecing.The load capacity of alternating current generator can be improved by device provided by the utility model, ensure the normal operation of base station.
Further, alternating current output interface group 204, described alternating current output interface group 204 comprises multiple alternating current output interface for connecting AC load, and wherein, described multiple alternating current output interface is connected with described multiple alternating current input interface one_to_one corresponding.The extended capability that alternating current exports can be realized, power supply can be provided for more AC load.
Preferably, together with described alternating current input interface group 201, AC/DC converter bank 202 are encapsulated in direct current output interface 203.More preferably, described alternating current input interface group 201, AC/DC converter bank 202, direct current output interface 203 and alternating current output interface group 204 are encapsulated in together.Whole Portable AC generator parallel device is packaged together and can realizes portable function.
As shown in Figure 3, the utility model embodiment still provides a kind of generating set device, comprises the Portable AC generator parallel device in above-described embodiment and alternating current generating sets 301.Wherein, described alternating current generating sets 301 is connected with the alternating current input interface group 201 of described Portable AC generator parallel device, described alternating current generating sets 301 comprises multiple alternating current generator, and described multiple alternating current generator is connected with described multiple alternating current input interface one_to_one corresponding.Can realize multichannel AC power supply simultaneously for DC load is powered, can be also that AC load is powered by unnecessary AC power.
Preferably, also comprise controller 302 to be connected with described alternating current generating sets 301, the capacity that described controller 302 exports for the interchange controlling described multiple alternating current generator according to the power demand of DC load, the power output controlling described multiple alternating current generator according to setting-up time.The load capacity of alternating current generator can be improved, ensure the normal operation of base station.
Preferably, together with described Portable AC generator parallel device, alternating current generating sets 301 are encapsulated in controller 302.
In order to better explain the utility model, the utility model embodiment provides the structural representation under embody rule scene.As shown in Figure 4, the utility model embodiment provides a kind of generating set device, comprise multiple generator (namely in figure generator 1 to generator n), Portable AC generator parallel device.The alternating current AC1 part incoming transport load 1 of generator 1, for AC load 1 provides power supply.The AC/DC transducer 1 of another part access Portable AC generator parallel device, alternating current AC1 converts direct current DC1 to through AC/DC transducer 1.After multiple generator accesses multiple AC/DC transducers of Portable AC generator parallel device respectively one to one, the alternating current of multiple generator merges into direct current DC after the conversion of multiple AC/DC transducer, direct current DC after merging accesses DC load, for DC load provides power supply.
The utility model additionally provides a kind of generating set device of powering for communication base station, and as shown in Figure 5, the output of DC power supply output interface of this device is connected with batteries with the DC load of communication base station.The normal electric power thus supplied of communication base station be electrical network by distribution box, a road alternating current is powered to Switching Power Supply, and Switching Power Supply rectification exports direct current DC electricity accumulators group and DC load is powered; Another road alternating current is to air-conditioning and illuminalive power-supply.When grid cut-off, the direct current AC1 that generator 1 to generator n sends to direct current ACn merges into the DC load of direct current DC access communications base station after the conversion of AC/DC transducer, and the DC load of communication base station comprises batteries, communication equipment, transmission equipment etc.The AC load of communication base station comprises air-conditioning and illumination etc.When using generating set device to power for communication base station, only based on DC load, the direct current DC namely exported the only DC load such as accumulators group, communication equipment, transmission equipment powers, and the AC load such as air-conditioning generally do not work.
Generating set device in the utility model embodiment also comprises controller 302, not shown, controller 302 is within the scope of the rated output power of generator, according to the demand of DC load, VD and the output current of Portable AC generator parallel device are set, limit the DC output power of Portable AC generator parallel device, also reduce Portable AC generator parallel device to the power demand of alternating current generator simultaneously.Alternating current generator removing be supplied to DC load use AC power after remaining AC power, the user demand that machine room is powered to AC load can be met simultaneously.
Preferably, controller 302 is by regulating the start-up time (3s ~ 20s can be arranged) of alternating current generator, the VD controlling Portable AC generator parallel device reaches the nominal output voltage time used, control alternating current generator by the Portable AC generator parallel device progressively flexible rated output power being loaded into system intialization, stop the impact of shock load to alternating current generator, the problem of load capacity difference during thorough solution alternating current generator shock load.
Preferably, controller 302 is by APFC and DSP high accuracy number control technology, the input current waveform of Portable AC generator parallel device is corrected to sine wave or makes its infinite approach sinusoidal wave, and keep and input voltage homophase, make input power factor close to 1, thus realize the object of power factor correction, improve power factor when generator band carries, the power capacity configuration that 1:1 pressed by Portable AC generator parallel device and alternating current generator can meet normal use completely.
The type of the Portable AC generator parallel device of the utility model embodiment not limiting AC electricity input power, input while can realizing multichannel AC power supply, as: the independent assortments such as 1 other stand-by AC power supply of road civil power+1 road generator+N road, 2 other stand-by AC power supplys of civil power+N road, road, 2 other stand-by AC power supplys of road generator+N road.Multichannel AC power supply exports 1 tunnel DC power supply to DC load after Portable AC generator parallel device.
Although described preferred embodiment of the present utility model, those skilled in the art once obtain the basic creative concept of cicada, then can make other change and amendment to these embodiments.So claims are intended to be interpreted as comprising preferred embodiment and falling into all changes and the amendment of the utility model scope.
Obviously, those skilled in the art can carry out various change and modification to the utility model and not depart from spirit and scope of the present utility model.Like this, if these amendments of the present utility model and modification belong within the scope of the utility model claim and equivalent technologies thereof, then the utility model is also intended to comprise these change and modification.
Claims (6)
1. a Portable AC generator parallel device, it is characterized in that, comprise: alternating current input interface group, AC/DC converter bank and direct current output interface, described alternating current input interface group comprises multiple alternating current input interface for connecting alternating current input power, and described AC/DC converter bank comprises multiple for alternating current being converted to galvanic AC/DC transducer;
Described multiple alternating current input interface is connected with the input one_to_one corresponding of described multiple AC/DC transducer, and the output of described multiple AC/DC transducer is also connected with described DC power supply output interface after connecing.
2. device as claimed in claim 1, it is characterized in that, also comprise alternating current output interface group, described alternating current output interface group comprises multiple alternating current output interface for connecting AC load;
Described multiple alternating current output interface is connected with described multiple alternating current input interface one_to_one corresponding.
3. device as claimed in claim 1, is characterized in that, together with described alternating current input interface group, AC/DC converter bank are encapsulated in direct current output interface.
4. device as claimed in claim 2, it is characterized in that, described alternating current input interface group, AC/DC converter bank, direct current output interface and alternating current output interface group are encapsulated in together.
5. a generating set device, is characterized in that, comprises the Portable AC generator parallel device as described in any one of Claims 1-4 and alternating current generating sets;
Described alternating current generating sets is connected with the alternating current input interface group of described Portable AC generator parallel device, and described alternating current generating sets comprises multiple alternating current generator;
Described multiple alternating current generator is connected with described multiple alternating current input interface one_to_one corresponding.
6. device as claimed in claim 5, is characterized in that, also comprise controller;
Described controller is connected with described alternating current generating sets, the capacity that the interchange for controlling described multiple alternating current generator according to the power demand of DC load exports, the power output controlling described multiple alternating current generator according to setting-up time.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420720114.9U CN204290483U (en) | 2014-11-25 | 2014-11-25 | A kind of Portable AC generator parallel device and generating set device |
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| CN201420720114.9U CN204290483U (en) | 2014-11-25 | 2014-11-25 | A kind of Portable AC generator parallel device and generating set device |
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| CN204290483U true CN204290483U (en) | 2015-04-22 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104811060A (en) * | 2015-04-30 | 2015-07-29 | 中国移动通信集团安徽有限公司阜阳分公司 | Power supply mode distribution system of switch power supply generator set |
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2014
- 2014-11-25 CN CN201420720114.9U patent/CN204290483U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104811060A (en) * | 2015-04-30 | 2015-07-29 | 中国移动通信集团安徽有限公司阜阳分公司 | Power supply mode distribution system of switch power supply generator set |
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