CN205141701U - Energy control system - Google Patents
Energy control system Download PDFInfo
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- CN205141701U CN205141701U CN201520979057.0U CN201520979057U CN205141701U CN 205141701 U CN205141701 U CN 205141701U CN 201520979057 U CN201520979057 U CN 201520979057U CN 205141701 U CN205141701 U CN 205141701U
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- electric
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- energy
- acquisition subsystem
- processor
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B10/00—Integration of renewable energy sources in buildings
- Y02B10/70—Hybrid systems, e.g. uninterruptible or back-up power supplies integrating renewable energies
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E10/00—Energy generation through renewable energy sources
- Y02E10/50—Photovoltaic [PV] energy
- Y02E10/56—Power conversion systems, e.g. maximum power point trackers
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- Charge And Discharge Circuits For Batteries Or The Like (AREA)
Abstract
The utility model provides energy control system carries out exporting to after the contravariant a plurality of electric loadings of using through the dc -to -ac converter to the electric current of photovoltaic direct current reducing transformer output, gather state information and solar energy power generation volume with the electric loading through acquisition subsystem, the data that the treater passes through to gather are controlled first switching circuit to control with the electric loading and the expert of municipality's electrical interface / disconnected. It is thus clear that, through the embodiment of the utility model provides an energy control system, when control is connected with the commercial power electricity with the electric loading, can be through the commercial power for to supply power with the electric loading, when forbidding being connected with the commercial power electricity with the electric loading, can be only through solar energy power generation to supplying power with the electric loading, since with solar energy conversion to the electric energy carry out after the contravariant output and give a plurality of ac energisation loads, guarantee that solar energy conversion obtains the biggest utilizationization of electric energy, a waste of the medicinal powder is reduced, and the electric energy that can obtain at solar energy conversion passes through mains power supply when not enough, the electric loading power supply is incessant for the assurance.
Description
Technical field
The utility model relates to energy control technical field, particularly a kind of energy control system.
Background technology
In today of photovoltaic solar and intelligent grid high speed development, the utilization of people to solar energy obtains unprecedented raising.And traditional Solar use mode to be all the electric energy be converted to by solar energy be directly used in specific DC load, seldom the electric energy that solar energy produces is managed, is controlled, cause very large waste.
Utility model content
The purpose of this utility model is to provide a kind of energy control system, manages, cut the waste with the electric energy produced solar energy.
For achieving the above object, the utility model provides following technical scheme:
A kind of energy control system, comprising:
The inverter be electrically connected with photovoltaic DC reducing transformer and some electric loadings respectively;
For gathering the state information of described some electric loadings, and gather the acquisition subsystem of solar power generation amount based on described photovoltaic DC reducing transformer or described inverter;
The first commutation circuit be electrically connected with described some electric loadings and commercial power interface respectively;
Be electrically connected with described acquisition subsystem, described first commutation circuit respectively, data for gathering based on described acquisition subsystem control described first commutation circuit, to control the processor of the on/off that described some electric loadings are electrically connected with described commercial power interface.
Said system, preferably, described first commutation circuit is relay or relay group.
Said system, preferably, described acquisition subsystem comprises: for gathering the first kind transducer of the state information of described some electric loadings and the Equations of The Second Kind transducer for gathering described inverter output voltage and/or electric current.
Said system, preferably, described acquisition subsystem comprises:
For gathering the first kind transducer of the state information of described some electric loadings and the intelligent electric meter for the output electricity that gathers described photovoltaic DC reducing transformer.
Said system, preferably, also comprises:
The charging circuit be electrically connected with described photovoltaic DC reducing transformer and described processor respectively;
The energy storage cabinet be electrically connected with described charging circuit;
Described processor comprises: based on the processor of the On/Off of charging circuit described in the Data Control that described acquisition subsystem gathers.
Said system, preferably, also comprises: the second commutation circuit;
Described energy storage cabinet is also electrically connected with described some electric loadings by described second commutation circuit;
Described processor comprises: the data gathered based on described acquisition subsystem control described second commutation circuit, to control the processor of the on/off of described energy storage cabinet and described some electric loadings.
Said system, preferably, also comprises:
The host computer be electrically connected with described processor.
A kind of energy control system that the embodiment of the present application provides, exports some electric loading after carrying out inversion by inverter to the electric current that photovoltaic DC reducing transformer exports; By state information and the solar power generation amount of acquisition subsystem collection electric loading; Processor passes through gathered data and controls the first commutation circuit, to control the on/off by electric loading and described commercial power interface.Visible, by the energy control system that the utility model embodiment provides, when control electric loading is electrically connected with civil power, can be electricity consumption load supplying by civil power, when forbidding being electrically connected with civil power by electric loading, can only by solar power generation to electricity consumption load supplying, due to solar energy is changed to electric energy carry out inversion after export to some Alternating Current Power Supply loads, ensure that solar energy is converted to the maximum utilizationization of electric energy, cut the waste, and the electric energy that can be converted at solar energy not enough time pass through mains-supplied, ensure the uninterrupted of electricity consumption load supplying.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiment 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 the accompanying drawing provided.
A kind of structural representation of the energy control system that Fig. 1 provides for the embodiment of the present application;
The another kind of structural representation of the energy control system that Fig. 2 provides for the embodiment of the present application;
Another structural representation of the energy control system that Fig. 3 provides for the embodiment of the present application.
Term " first ", " second ", " the 3rd " " 4th " etc. (if existence) in specification and claims and above-mentioned accompanying drawing are for distinguishing similar part, and need not be used for describing specific order or precedence.Should be appreciated that the data used like this can be exchanged in the appropriate case, so that the embodiment of the application described herein can be implemented with the order except illustrated here.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1, a kind of structural representation of the energy control system that Fig. 1 provides for the embodiment of the present application, can comprise:
Inverter 1, acquisition subsystem 2, the first commutation circuit 3 and processor 4; Wherein,
Inverter 1 is electrically connected with photovoltaic DC reducing transformer and some electric loadings respectively, carries out inversion, obtain the alternating current of city's electric standard for the direct current exported by photovoltaic DC reducing transformer, and the alternating current obtained is powered for giving some AC load.
Photovoltaic DC reducing transformer is connected with solar energy collecting plate, carries out step-down process for the signal of telecommunication exported solar energy collecting plate.
AC load can include but not limited to following several: frequency conversion fan, frequency-changeable compressor, illuminator, dehumidification system, network operating system etc.
Acquisition subsystem 2 is for gathering state information and the solar power generation amount of above-mentioned some electric loadings.Wherein, can include but not limited to following several by the state information of electric loading: voltage, electric current etc.Acquisition subsystem 2 can gather solar power generation amount based on described photovoltaic DC reducing transformer or described inverter, concrete, can in the collection of inverter 1 output, also can at inverter 1 input, and namely photovoltaic DC reducing transformer output gathers.
Whether the first commutation circuit 3 is electrically connected with some electric loadings and commercial power interface respectively, can control above-mentioned some electric loadings powered by commercial power interface by the first commutation circuit 3.
Processor 4 respectively with acquisition subsystem 2, the first commutation circuit 3 is electrically connected, and controls the first commutation circuit 3 for the data gathered based on acquisition subsystem 2, to control the on-off that some electric loadings are electrically connected with commercial power interface.When disconnecting with the electrical connection of electric loading and commercial power interface, by electric loading only by solar powered.
The state information of some electric loadings that processor 4 can gather based on acquisition subsystem 2 determines the total electricity consumption of this some electric loading; If the difference of the total electricity consumption of solar power generation amount and this some electric loading is greater than the first predetermined threshold value, disconnecting the electrical connection of some electric loadings and described commercial power interface, is only namely load supplying by solar power generation; If this solar power generation amount is less than the total electricity consumption of some electric loadings, control some electric loadings to be electrically connected with commercial power interface, because solar energy and civil power are powered to load separately, when controlling some electric loadings and being electrically connected with commercial power interface, control inverter stops exporting the signal of telecommunication simultaneously, and realization is that above-mentioned some electric loadings supply by civil power.
When the difference of the total electricity consumption of solar power generation amount and this some electric loading is greater than the first predetermined threshold value, illustrating that solar power generation amount is sufficient, can be only now electricity consumption load supplying by solar power generation; When solar power generation amount is less than the total electricity consumption of some electric loadings, illustrate that solar power generation quantity not sufficient thinks above-mentioned some electricity consumption load supplyings, civil power now can be used to be above-mentioned some electricity consumption load supplyings.
The energy control system that the utility model embodiment provides, exports some electric loading after carrying out inversion by inverter to the electric current that photovoltaic DC reducing transformer exports; By state information and the solar power generation amount of acquisition subsystem collection electric loading; Processor passes through gathered data and controls the first commutation circuit, to control the on/off by electric loading and described commercial power interface.Visible, by the energy control system that the utility model embodiment provides, when control electric loading is electrically connected with commercial power interface, can be electricity consumption load supplying by civil power, when forbidding being electrically connected with commercial power interface by electric loading, can only by solar power generation to electricity consumption load supplying, due to the electric energy that solar energy is converted to carry out inversion after export to some Alternating Current Power Supply loads, ensure that solar energy is converted to the maximum utilizationization of electric energy, cut the waste, and the electric energy that can be converted at solar energy not enough time pass through mains-supplied, ensure the uninterrupted of electricity consumption load supplying.
Optionally, the first commutation circuit can be relay, can be also relay group, namely be made up of some relays.The structure of concrete relay group can be determined according to service condition.
Optionally, acquisition subsystem 2 can comprise: for gathering the first kind transducer of the state information of some electric loadings and the Equations of The Second Kind transducer for the output voltage that gathers inverter and/or output circuit.
First kind transducer can comprise voltage sensor and/or current sensor, can also comprise temperature sensor etc.
Equations of The Second Kind transducer can comprise voltage sensor and/or current sensor, and the data gathered by Equations of The Second Kind transducer can calculate the number of solar power generation amount.
Optionally, acquisition subsystem 2 can comprise: for gathering the first kind transducer of the state information of some electric loadings and the intelligent electric meter for the output electricity that gathers photovoltaic DC reducing transformer.
Different from previous embodiment, in the present embodiment, directly gathered the output electricity of photovoltaic DC reducing transformer by intelligent electric meter, the output electricity of the photovoltaic DC reducing transformer of collection can be sent to processor 4 by wireless communication mode by intelligent electric meter.
Optionally, on basis embodiment illustrated in fig. 1, the another kind of structural representation of the energy control system that the utility model embodiment provides as shown in Figure 2, can also comprise:
Charging circuit 5, is electrically connected with photovoltaic DC reducing transformer and processor 4 respectively
Energy storage cabinet 6, is connected with charging circuit 5.
Processor 4 specifically can comprise: the processor that the Data Control charging circuit 5 based on acquisition subsystem 2 collection opens or cuts out.That is, processor 4 controls the first commutation circuit 3 except the data for gathering based on acquisition subsystem 2, to control outside on-off that some electric loadings are electrically connected with commercial power interface, the Data Control charging circuit 5 that can also gather based on acquisition subsystem 2 open or cut out.
When charging circuit 5 is opened, photovoltaic DC reducing transformer can be charged for energy storage cabinet 6 by charging circuit 5, and the electric energy produced by solar power generation stores.When charging circuit 5 cuts out, then stop charging to energy storage cabinet 6.
If the difference of the total electricity consumption of solar power generation amount and above-mentioned some electric loadings is greater than the second predetermined threshold value, controlling photovoltaic DC reducing transformer is the charging of energy storage cabinet;
If the difference of the total electricity consumption of solar power generation amount and some electric loadings is less than the second predetermined threshold value, forbid that photovoltaic DC reducing transformer is the charging of energy storage cabinet;
Second predetermined threshold value is greater than the first predetermined threshold value.
The difference of the total electricity consumption of solar power generation amount and above-mentioned some electric loadings is greater than the second predetermined threshold value, and illustrate that solar power generation amount is except for for except electricity consumption load supplying, energy output also has residue, and these dump energies can be stored by energy storage cabinet 6.
Optionally, on basis embodiment illustrated in fig. 2, another structural representation of the energy control system that the utility model embodiment provides as shown in Figure 3, can also comprise:
The second commutation circuit 7 be electrically connected with processor 4;
In the utility model embodiment, energy storage cabinet 6 is also electrically connected with some electric loadings by the second commutation circuit 7;
Processor 4 specifically can comprise: the data gathered based on acquisition subsystem 2 control the second commutation circuit 7, to control the processor of the on-off of energy storage cabinet 6 and some electric loadings.That is, by the second commutation circuit 7, processor 4, except having aforementioned function, can also control whether energy storage cabinet 6 is electricity consumption load supplying.
When solar power generation amount is less than the total electricity consumption of above-mentioned some electric loadings, processor 4 can control energy storage cabinet 6 and be electrically connected with above-mentioned some electric loadings, is above-mentioned some electricity consumption load supplyings by energy storage cabinet 6.When the electricity of energy storage cabinet 6 is less than default power threshold (energy storage cabinet 6 electricity is not enough), then controls above-mentioned electric loading and be electrically connected with commercial power interface.
That is, in the utility model embodiment, preferential use solar power generation is that above-mentioned some electric loadings are charged, when solar power generation quantity not sufficient, if energy storage cabinet 6 stores enough electricity, then preferentially use energy storage cabinet 6 to be above-mentioned some electric loading chargings, if energy storage cabinet 6 circuit is not enough, just use civil power to be above-mentioned some electricity consumption load supplyings.
Optionally, the energy control system that the utility model embodiment provides can also comprise:
The host computer be electrically connected with processor 4.The state information of some electric loadings that acquisition subsystem 2 can gather by processor 4 and solar power generation amount are uploaded to host computer and show.User is facilitated to check.
Above energy control system provided by the utility model is described in detail.Apply specific case in the embodiment of the present application to set forth principle of the present utility model and execution mode, the explanation of above embodiment just understands core concept of the present utility model for helping.Should be understood that; for those skilled in the art; under the prerequisite not departing from the utility model principle, can also carry out some improvement and modification to the utility model, these improve and modify and also fall in the protection range of the utility model claim.
Claims (7)
1. an energy control system, is characterized in that, comprising:
The inverter be electrically connected with photovoltaic DC reducing transformer and some electric loadings respectively;
For gathering the state information of described some electric loadings, and gather the acquisition subsystem of solar power generation amount based on described photovoltaic DC reducing transformer or described inverter;
The first commutation circuit be electrically connected with described some electric loadings and commercial power interface respectively;
Be electrically connected with described acquisition subsystem, described first commutation circuit respectively, data for gathering based on described acquisition subsystem control described first commutation circuit, to control the processor of the on/off that described some electric loadings are electrically connected with described commercial power interface.
2. system according to claim 1, is characterized in that, described first commutation circuit is relay or relay group.
3. system according to claim 1, is characterized in that, described acquisition subsystem comprises: for gathering the first kind transducer of the state information of described some electric loadings and the Equations of The Second Kind transducer for gathering described inverter output voltage and/or electric current.
4. system according to claim 1, is characterized in that, described acquisition subsystem comprises:
For gathering the first kind transducer of the state information of described some electric loadings and the intelligent electric meter for the output electricity that gathers described photovoltaic DC reducing transformer.
5. system according to claim 1, is characterized in that, also comprises:
The charging circuit be electrically connected with described photovoltaic DC reducing transformer and described processor respectively;
The energy storage cabinet be electrically connected with described charging circuit;
Described processor comprises: based on the processor of the On/Off of charging circuit described in the Data Control that described acquisition subsystem gathers.
6. system according to claim 5, is characterized in that, also comprises: the second commutation circuit;
Described energy storage cabinet is also electrically connected with described some electric loadings by described second commutation circuit;
Described processor comprises: the data gathered based on described acquisition subsystem control described second commutation circuit, to control the processor of the on/off of described energy storage cabinet and described some electric loadings.
7. system according to claim 1, is characterized in that, also comprises:
The host computer be electrically connected with described processor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520979057.0U CN205141701U (en) | 2015-11-30 | 2015-11-30 | Energy control system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520979057.0U CN205141701U (en) | 2015-11-30 | 2015-11-30 | Energy control system |
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| Publication Number | Publication Date |
|---|---|
| CN205141701U true CN205141701U (en) | 2016-04-06 |
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| CN201520979057.0U Active CN205141701U (en) | 2015-11-30 | 2015-11-30 | Energy control system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105281370A (en) * | 2015-11-30 | 2016-01-27 | 珠海格力电器股份有限公司 | Energy control system and method |
| CN105790303A (en) * | 2016-04-14 | 2016-07-20 | 东华大学 | Intelligent microgrid |
-
2015
- 2015-11-30 CN CN201520979057.0U patent/CN205141701U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105281370A (en) * | 2015-11-30 | 2016-01-27 | 珠海格力电器股份有限公司 | Energy control system and method |
| CN105790303A (en) * | 2016-04-14 | 2016-07-20 | 东华大学 | Intelligent microgrid |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |