CN206294064U - Alternating/direct current combined electric origin system and electric power system - Google Patents
Alternating/direct current combined electric origin system and electric power system Download PDFInfo
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- CN206294064U CN206294064U CN201621231532.7U CN201621231532U CN206294064U CN 206294064 U CN206294064 U CN 206294064U CN 201621231532 U CN201621231532 U CN 201621231532U CN 206294064 U CN206294064 U CN 206294064U
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Abstract
The utility model provides a kind of alternating/direct current combined electric origin system and electric power system, is related to power supply technical field.The alternating/direct current combined electric origin system includes：First rectification unit, first rectification unit is used for the AC rectification of alternating-current system input into direct current；The direct current output port being connected with first rectification unit；For storing the galvanic batteries；The inversion unit being connected with batteries, it is alternating current that the inversion unit is used for the DC conversion；The inversion unit is also connected with the alternating-current system, for being filtered to the alternating current that the alternating-current system is input into；The ac output end mouthful being connected with the inversion unit, it is alternating current that the output port is used for the DC conversion.The alternating/direct current combined electric origin system and electric power system that the utility model is provided be able to can continue reliably to be powered DC load and AC load by integrated various AC or DC powered circuits.
Description
Technical field
The utility model is related to power supply technical field, in particular to a kind of alternating/direct current combined electric origin system and
Electric power system.
Background technology
In the prior art, each power supply decentralized design of alternating/direct current combined electric origin system, including AC power supply system, direct current
Origin system and uninterrupted power source (Uninterruptible Power System/Uninterruptible Power Supply,
UPS) etc., each power-supply system is all independent control, thus when power supply is provided to load, it is often necessary to according to field condition come
Debugging power available, if when meeting with mains failure, fault of uninterrupted power source, Field Force also needs to debug other temporarily
Power supply is to meet power supply needs, therefore power-supply system of the prior art cannot be ensured to the reliability of load supplying, power supply
Circuit is very single.
Utility model content
In order to overcome above-mentioned deficiency of the prior art, the purpose of this utility model is to provide a kind of alternating/direct current combined electric
Origin system and electric power system, it can continue reliable output current and load is powered.
To achieve these goals, the technical scheme that the utility model preferred embodiment is used is as follows：
The utility model preferred embodiment provides a kind of alternating/direct current combined electric origin system, the alternating/direct current combined electric origin system
Including：
It is whole into galvanic first with the AC rectification that alternating-current system is connected to be input into alternating-current system
Stream unit；
The direct current output port that is powered to DC load is connected to first rectification unit；
For storing the galvanic batteries；
It is the inversion unit of alternating current to be connected to the DC conversion with batteries；
The inversion unit is also connected to exchange the alternating-current system input with the alternating-current system
Electricity is filtered；
The ac output end mouthful powered to AC load is connected to the inversion unit.
In the utility model preferred embodiment, above-mentioned alternating/direct current combined electric origin system also includes：
For being connected with wind generator or photovoltaic power generation apparatus for the wind generator or photovoltaic power generation apparatus is defeated
Entering electric energy carries out the second rectification unit of rectification, and second rectification unit is connected with the batteries, the batteries
For storing through the direct current after the second rectification unit rectification.
It is above-mentioned to include multiple electric current input units in the alternating-current system in the utility model preferred embodiment
When, the alternating/direct current combined electric origin system also includes：
It is connected for the multiple electric current input units with the alternating-current system, and to the multiple electric current input unit
Select the switch selecting unit of input.
In the utility model preferred embodiment, the alternating current that be input into for alternating-current system by above-mentioned first rectification unit is whole
Flow into the direct current of predeterminated voltage amplitude.
In the utility model preferred embodiment, above-mentioned second rectification unit is also connected with straight for what is powered to DC load
Stream output port.
In the utility model preferred embodiment, above-mentioned alternating/direct current combined electric origin system also includes：Bypass switch；
Between the by-pass switch connection and the alternating-current system and the ac output end mouthful.
In the utility model preferred embodiment, above-mentioned alternating/direct current combined electric origin system also includes：Condition Monitoring Unit；
The Condition Monitoring Unit is respectively at first rectification unit, batteries, inversion unit and the second rectification list
Unit is connected to detect the running status of the alternating/direct current combined electric origin system.
In the utility model preferred embodiment, above-mentioned alternating/direct current combined electric origin system also includes：Display unit；
The display unit is electrically connected with Condition Monitoring Unit, the fortune for showing the alternating/direct current combined electric origin system
Row state.
In the utility model preferred embodiment, above-mentioned alternating/direct current combined electric origin system also includes：Communication unit；
The communication unit is electrically connected with the Condition Monitoring Unit, for detect the Condition Monitoring Unit
The running status of the alternating/direct current combined electric origin system is sent to terminal device.
The utility model preferred embodiment also provides a kind of electric power system using above-mentioned alternating/direct current combined electric origin system,
The electric power system includes：Alternating-current system, AC load and DC load, the alternating-current system hand over straight via described
Stream combined power supply system is powered to the AC load and DC load.
In terms of existing technologies, the utility model has the advantages that：
Alternating/direct current combined electric origin system and electric power system that the utility model is provided, the alternating/direct current combined electric origin system lead to
Integrated various AC or DC powered circuits are crossed, can continue reliably to be powered DC load and AC load, solved
Supply line is single in the prior art, reliability is low problem.
Brief description of the drawings
In order to illustrate more clearly of the technical scheme of the utility model embodiment, below will be to be used needed for embodiment
Accompanying drawing be briefly described, it will be appreciated that the following drawings illustrate only some embodiments of the present utility model, therefore should not be by
Regard the restriction to scope as, for those of ordinary skill in the art, on the premise of not paying creative work, may be used also
Other related accompanying drawings are obtained with according to these accompanying drawings.
A kind of structured flowchart of the alternating/direct current combined electric origin system that Fig. 1 is provided for the utility model preferred embodiment；
Another structured flowchart of the alternating/direct current combined electric origin system that Fig. 2 is provided for the utility model preferred embodiment；
The connection of the switch selecting unit of the alternating/direct current combined electric origin system that Fig. 3 is provided for the utility model preferred embodiment
Structured flowchart；
The attachment structure of the by-pass switch of the alternating/direct current combined electric origin system that Fig. 4 is provided for the utility model preferred embodiment
Block diagram；
The connection of the Condition Monitoring Unit of the alternating/direct current combined electric origin system that Fig. 5 is provided for the utility model preferred embodiment
Structured flowchart.
Icon：100- alternating/direct current combined electric origin systems；200- alternating-current systems；300- wind electricity generating systems；400- light
Volt TRT；The rectification units of 110- first；120- inversion units；130- batteries；140- direct current outputs port；150- is handed over
Stream output port；The rectification units of 160- second；170- switch selecting units；180- Condition Monitoring Units；210- civil powers generate electricity and are
System；230- fuel generating systems；152- by-pass switches；182- display units；184- communication units.
Specific embodiment
It is new below in conjunction with this practicality to make the purpose, technical scheme and advantage of the utility model embodiment clearer
Accompanying drawing in type embodiment, is clearly and completely described, it is clear that retouched to the technical scheme in the utility model embodiment
The embodiment stated is a part of embodiment of the utility model, rather than whole embodiments.Generally described in accompanying drawing herein and
The component of the utility model embodiment for showing can be arranged and designed with a variety of configurations.
Therefore, the detailed description of embodiment of the present utility model below to providing in the accompanying drawings is not intended to limit requirement
The scope of the present utility model of protection, but it is merely representative of selected embodiment of the present utility model.Based in the utility model
Embodiment, the every other embodiment that those of ordinary skill in the art are obtained under the premise of creative work is not made, all
Belong to the scope of the utility model protection.
It should be noted that：Similar label and letter represents similar terms in following accompanying drawing, therefore, once a certain Xiang Yi
It is defined in individual accompanying drawing, then it need not be further defined and explained in subsequent accompanying drawing.
It is term " " center ", " on ", D score, "left", "right", " perpendicular, it is necessary to explanation in description of the present utility model
Directly ", the orientation or position relationship of the instruction such as " level ", " interior ", " outward " be based on orientation shown in the drawings or position relationship, or
It is the orientation or position relationship usually put when the utility model product is used, is for only for ease of description the utility model and letter
Change description, rather than indicate imply signified device or element must have specific orientation, with specific azimuth configuration and
Operation, therefore it is not intended that to limitation of the present utility model.Additionally, term " first ", " second ", " the 3rd " etc. are only used for area
Divide description, and it is not intended that indicating or implying relative importance.
Additionally, the term such as term " level ", " vertical ", " pendency " is not offered as requiring part abswolute level or pendency, and
Can be to be slightly tilted.It is not the expression structure if " level " refers to only its direction with respect to more level for " vertical "
Must be fully horizontal, and can be to be slightly tilted.
In description of the present utility model, in addition it is also necessary to explanation, unless otherwise clearly defined and limited, term " sets
Put ", " installation ", " connected ", " connection " should be interpreted broadly, for example, it may be fixedly connected, or be detachably connected,
Or be integrally connected；Can mechanically connect, or electrically connect；Can be joined directly together, it is also possible to by intermediary
It is indirectly connected to, can is two connections of element internal.For the ordinary skill in the art, can be managed with concrete condition
Solve concrete meaning of the above-mentioned term in the utility model.
Below in conjunction with the accompanying drawings, some implementation methods of the present utility model are elaborated.In the case where not conflicting, under
Feature in the embodiment and embodiment stated can be mutually combined.
Fig. 1 is referred to, a kind of alternating/direct current combined electric origin system 100 that Fig. 1 is provided for the utility model preferred embodiment
Structured flowchart.The alternating/direct current combined electric origin system 100 includes the first rectification unit 110, inversion being electrically connected with each other
Unit 120, batteries 130, direct current output port 140, ac output end mouthful 150.
Specifically, first rectification unit 110 is connected with alternating-current system 200, the alternating-current system 200 to
The input AC of first rectification unit 110 electricity, what be input into for the alternating-current system 200 by first rectification unit 110
Direct current of the AC rectification into predeterminated voltage amplitude.In an embodiment of the present embodiment, the predeterminated voltage can be with
It is 48V.First rectification unit 110 is connected with the direct current output port 140 for being powered to DC load, and described first is whole
Direct current electricity output after rectification is given the direct current output port 140 by stream unit 110, and the direct current output port 140 can be given
Need the DC load output galvanic current of power supply.In the present embodiment, it is to be understood that the direct current output port
140 may be, but not limited to, one, and suitable quantity can be specifically set according to actual needs.The direct current output port 140
The port being connected with the DC load can be provided.
Further, first rectification unit 110 is also electrically connected with the batteries 130, for by after rectification
Direct current electricity output charged to the batteries 130, the batteries 130 are constituted to be connected by more piece battery
Power supply, wherein, the batteries 130 may be, but not limited to, lead-acid batteries, nickel-hydrogen accumulator group etc..The storage
Be stored with direct current in battery pack 130.
Further, the batteries 130 are electrically connected with the direct current output port 140, for the direct current
Output port 140 exports galvanic current.
Further, the batteries 130 are also electrically connected with inversion unit 120, for the inversion unit 120
Output galvanic current, the inversion unit 120 can be converted to the galvanic current that the inversion unit 120 is exported
Alternating current.The inversion unit 120 is connected with ac output end mouthful 150, for giving the friendship by the exchange electricity output after conversion
Stream output port 150, the ac output end mouthful 150 can give the AC load output alternating current for needing power supply, it is possible to understand that
, the ac output end mouthful 150 may be, but not limited to, one, suitable number can be specifically set according to actual needs
Amount.The ac output end mouthful 150 can provide the port being connected with the AC load.
Further, the inversion unit 120 is also electrically connected with the alternating-current system 200, for the friendship
The alternating current of the stream input of distribution system 200 is filtered, and the ac output end mouthful 150 pairs is given by filtered exchange electricity output
AC load is powered.
Refer to Fig. 2, another alternating/direct current combined electric origin system 100 that Fig. 2 is provided for the utility model preferred embodiment
Structured flowchart.The alternating/direct current combined electric origin system 100 also includes the second rectification unit 160, second rectification unit 160
It is electrically connected with wind electricity generating system 300 and photovoltaic power generation apparatus 400 respectively.
Specifically, the wind electricity generating system 300 is used to for the wind energy of external environment condition being converted into electric energy exporting to described the
Two rectification units 160, the photovoltaic power generation apparatus 400 are exported to the second rectification unit 160 for converting solar energy into electric energy.
After the electric energy rectification that can be input into for the wind electricity generating system 300 or photovoltaic power generation apparatus 400 by second rectification unit 160
Output galvanic current.Second rectification unit 160 is electrically connected with the batteries 130, the batteries 130
For storing through the direct current after second rectification unit 160 rectification.
Further, second rectification unit 160 is also electrically connected with the direct current output port 140, for will be whole
Direct current electricity output after stream is powered to the direct current output port 140 to the DC load.
Fig. 3 is referred to, when the alternating-current system 200 includes multiple electric current input units, the alternating current-direct current combination
Power-supply system 100 also includes switch selecting unit 170.
Specifically, in the present embodiment, the switch selecting unit 170 is used for many with the alternating-current system 200
Individual electric current input unit connection, and selection input is carried out to the multiple electric current input unit.As shown in figure 3, in the present embodiment
In, the alternating-current system 200 includes civil power electricity generation system 210 and fuel generating systems 230, the fuel generating systems
The chemical energy of fuel can be converted into electric energy by 230, in an embodiment of the present embodiment, the fuel generating systems
230 can be diesel-driven generator.
The switch selecting unit 170 connects with the civil power electricity generation system 210 and the fuel generating systems 230 respectively
Connect, automatically switch for the generating to the civil power electricity generation system 210 and the fuel generating systems 230.
Specifically, when civil power electricity generation system 210 breaks down, the switch selecting unit 170 was by time delay in 0-10 seconds
Fuel generating systems 230 are automatically switched to be powered；After civil power electricity generation system 210 is recovered, the switch selecting unit 170
Automatically switch to civil power electricity generation system 210 by time delay in 0-10 seconds again to be powered, fuel generating systems 230 are through supercooling time delay
Automatic pause afterwards.The handoff delay of the switch selecting unit 170, it is ensured that fuel generating systems 230 or civil power hair before switching
The stability of the every electrical parameter of electric system 210.In addition, the switch selecting unit 170 has the function of manually and automatically switching.
The switch selecting unit 170 has the preferential function of civil power electricity generation system 210, specifically, even if in fuel generating systems
230 power supply states, during this period whenever, as long as civil power electricity generation system 210 recovers normal, the switch selecting unit 170
Civil power electricity generation system 210 can be at once switched to be powered.The switch selecting unit 170 can also detect civil power and generate electricity
Unite 210 fault-signals, when civil power electricity generation system 210 breaks down, can in time to the self-starting end one of fuel generating systems 230
Individual control signal, allows the self-starting of the fuel generating systems 230 to power.The switch selecting unit 170 have mechanical interlocking and
Electric interlock, it is ensured that switching it is accurate and safe；The switch selecting unit 170 has the function of open-phase protection simultaneously.
Further, the switch selecting unit 170 respectively with first rectification unit 110 and the inversion unit
120 are electrically connected with, for first rectification unit 110 and the input single-phase alternating current of the inversion unit 120.
Fig. 4 is referred to, the alternating/direct current combined electric origin system 100 also includes：Bypass switch 152；
The by-pass switch 152 is connected between the alternating-current system 200 and the ac output end mouthful 150.
Specifically, in the present embodiment, when the inversion unit 120 breaks down, now by-pass switch 152 is opened,
It is that the AC load is supplied directly to be given to the supply electric energy of the ac output end mouthful 150 from the alternating-current system 200
Electricity.It should be noted that the by-pass switch 152 can be with manual unlocking, it is also possible to automatically open up.
Fig. 5 is referred to, the alternating/direct current combined electric origin system 100 also includes：Condition Monitoring Unit 180；
The Condition Monitoring Unit 180 is respectively at first rectification unit 110, inversion unit 120, batteries 130
And second rectification unit 160 be electrically connected with, the running status for detecting the alternating/direct current combined electric origin system 100.
Specifically, in the present embodiment, the running status of the alternating/direct current combined electric origin system 100 includes：It is described to hand over straight
Flow the lightning protection state of combined power supply system 100, enter electricity condition, module communication, principal, second, load total current, storage
The electric current of battery pack 130, the fuse state of batteries 130, air switch state, battery temp etc..
Further, the alternating/direct current combined electric origin system 100 also includes：Display unit 182；
The display unit 182 is electrically connected with Condition Monitoring Unit 180, for showing the alternating/direct current combined electric source system
System 100 running status (lightning protection state of the alternating/direct current combined electric origin system 100, enter electricity condition, module communication, once under
Electricity, second, load total current, the electric current of batteries 130, the fuse state of batteries 130, air switch state, battery temperature
Degree etc.).The display unit 182 may be, but not limited to, cathode-ray tube display (CRT), plasma display PDP, liquid
Crystal display LCD etc..
Further, the alternating/direct current combined electric origin system 100 also include communication unit 184, the communication unit 184 with
The Condition Monitoring Unit 180 is electrically connected with, for the alternating/direct current combined electric for detecting the Condition Monitoring Unit 180
Origin system 100 running status (lightning protection state of the alternating/direct current combined electric origin system 100, enter electricity condition, module communication, one
Secondary lower electricity, second, load total current, the electric current of batteries 130, the fuse state of batteries 130, air switch state, electric power storage
Pond temperature etc.) terminal device is sent to, with the terminal device by network connection, the network can for the communication unit 184
To be, but it is not limited to cable network or wireless network.The terminal device may be, but not limited to, smart mobile phone, PC
(personal computer, PC), panel computer, personal digital assistant (personal digital assistant, PDA),
Mobile internet surfing equipment (mobile Internet device, MID) etc..
The Condition Monitoring Unit 180 passes through to connect the display unit 182 respectively and the communication unit 184 can be real
Now to the real time and on line monitoring of the alternating/direct current combined electric origin system 100, it is ensured that the alternating/direct current combined electric origin system 100
Operation safety.
The utility model preferred embodiment additionally provides a kind of power supply system using above-mentioned alternating/direct current combined electric origin system 100
System, the electric power system includes：Alternating-current system 200, AC load and DC load, the alternating-current system 200 are passed through
Powered to the AC load and DC load by the alternating/direct current combined electric origin system 100.
In sum, the utility model is provided alternating/direct current combined electric origin system 100 and electric power system, the alternating current-direct current group
Close power-supply system 100 by integrated various AC or DC powered circuits, can continue reliably to DC load with exchange bear
Load is powered, and solves the problems, such as that supply line is single in the prior art, reliability is low.
Preferred embodiment of the present utility model is the foregoing is only, the utility model is not limited to, for this
For the technical staff in field, the utility model can have various modifications and variations.It is all it is of the present utility model spirit and principle
Within, any modification, equivalent substitution and improvements made etc. should be included within protection domain of the present utility model.
It is obvious to a person skilled in the art that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and
And in the case of without departing substantially from spirit or essential attributes of the present utility model, can in other specific forms realize that this practicality is new
Type.Therefore, no matter from the point of view of which point, embodiment all should be regarded as exemplary, and is nonrestrictive, this practicality is new
The scope of type limits by appended claims rather than described above, it is intended that the equivalency fallen in claim is contained
All changes in justice and scope are included in the utility model.Any reference in claim should not be considered as limitation
Involved claim.
Claims (10)
1. a kind of alternating/direct current combined electric origin system, it is characterised in that the alternating/direct current combined electric origin system includes：
It is connected to the AC rectification of alternating-current system input into galvanic first rectification list with alternating-current system
Unit；
The direct current output port that is powered to DC load is connected to first rectification unit；
For storing the galvanic batteries；
It is the inversion unit of alternating current to be connected to the DC conversion with batteries；
The inversion unit is also connected to enter the alternating current of alternating-current system input with the alternating-current system
Row filtering；
The ac output end mouthful powered to AC load is connected to the inversion unit.
2. alternating/direct current combined electric origin system according to claim 1, it is characterised in that the alternating/direct current combined electric origin system is also
Including：
For being connected with wind electricity generating system or photovoltaic power generation apparatus for the wind electricity generating system or photovoltaic generation to be filled
Putting input electric energy carries out the second rectification unit of rectification, and second rectification unit is connected with the batteries, the electric power storage
Pond group is used to store through the direct current after the second rectification unit rectification.
3. alternating/direct current combined electric origin system according to claim 2, it is characterised in that include in the alternating-current system
During multiple electric current input units, the alternating/direct current combined electric origin system also includes：
It is connected for the multiple electric current input units with the alternating-current system, and the multiple electric current input unit is carried out
Select the switch selecting unit of input.
4. alternating/direct current combined electric origin system according to claim 2, it is characterised in that
Direct current of the AC rectification that be input into for alternating-current system by first rectification unit into predeterminated voltage amplitude.
5. alternating/direct current combined electric origin system according to claim 2, it is characterised in that
Second rectification unit is also connected with the direct current output port for being powered to DC load.
6. alternating/direct current combined electric origin system according to claim 2, it is characterised in that the alternating/direct current combined electric origin system
Also include：Bypass switch；
The by-pass switch is connected between the alternating-current system and the ac output end mouthful.
7. alternating/direct current combined electric origin system according to claim 2, it is characterised in that the alternating/direct current combined electric origin system
Also include：Condition Monitoring Unit；
The Condition Monitoring Unit connects respectively at first rectification unit, batteries, inversion unit and the second rectification unit
Connect the running status for detecting the alternating/direct current combined electric origin system.
8. alternating/direct current combined electric origin system according to claim 7, it is characterised in that the alternating/direct current combined electric origin system
Also include：Display unit；
The display unit is electrically connected with the Condition Monitoring Unit, the fortune for showing the alternating/direct current combined electric origin system
Row state.
9. alternating/direct current combined electric origin system according to claim 7, it is characterised in that the alternating/direct current combined electric origin system
Also include：Communication unit；
The communication unit is electrically connected with the Condition Monitoring Unit, described in the Condition Monitoring Unit is detected
The running status of alternating/direct current combined electric origin system is sent to terminal device.
10. a kind of electric power system of the alternating/direct current combined electric origin system any one of use claim 1-9, its feature exists
In the electric power system includes：Alternating-current system, AC load and DC load, the alternating-current system is via described
Alternating/direct current combined electric origin system is powered to the AC load and DC load.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621231532.7U CN206294064U (en) | 2016-11-16 | 2016-11-16 | Alternating/direct current combined electric origin system and electric power system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621231532.7U CN206294064U (en) | 2016-11-16 | 2016-11-16 | Alternating/direct current combined electric origin system and electric power system |
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| Publication Number | Publication Date |
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| CN206294064U true CN206294064U (en) | 2017-06-30 |
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ID=59099671
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| CN201621231532.7U Active CN206294064U (en) | 2016-11-16 | 2016-11-16 | Alternating/direct current combined electric origin system and electric power system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106374728A (en) * | 2016-11-16 | 2017-02-01 | 重庆雅讯电源技术有限公司 | AC-DC combined power system and power supply system |
| CN108923522A (en) * | 2018-06-01 | 2018-11-30 | 陕西致道农业科技发展有限公司 | A kind of refrigerated container intelligent power switching device and control method |
-
2016
- 2016-11-16 CN CN201621231532.7U patent/CN206294064U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106374728A (en) * | 2016-11-16 | 2017-02-01 | 重庆雅讯电源技术有限公司 | AC-DC combined power system and power supply system |
| CN108923522A (en) * | 2018-06-01 | 2018-11-30 | 陕西致道农业科技发展有限公司 | A kind of refrigerated container intelligent power switching device and control method |
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Address after: No.26, Huajin Road, Jiulongpo District, Chongqing 400039 Patentee after: Chongqing yaxun Technology Co.,Ltd. Address before: 400 000 No. 26, Jiulongyuan Avenue, Jiulongpo District, Chongqing Patentee before: CHONGQING ASCEND POWER TECHNOLOGY Co.,Ltd. |