CN107359701A - A kind of electric energy router observing and controlling combining unit - Google Patents
A kind of electric energy router observing and controlling combining unit Download PDFInfo
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- CN107359701A CN107359701A CN201710561085.4A CN201710561085A CN107359701A CN 107359701 A CN107359701 A CN 107359701A CN 201710561085 A CN201710561085 A CN 201710561085A CN 107359701 A CN107359701 A CN 107359701A
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- 238000009434 installation Methods 0.000 claims abstract description 6
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- 230000011664 signaling Effects 0.000 claims description 12
- 239000013307 optical fiber Substances 0.000 claims description 7
- 230000005611 electricity Effects 0.000 claims description 5
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- 229910000838 Al alloy Inorganic materials 0.000 claims description 2
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 2
- 239000000956 alloy Substances 0.000 claims description 2
- 229910052744 lithium Inorganic materials 0.000 claims description 2
- 239000000463 material Substances 0.000 claims 1
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- 238000004458 analytical method Methods 0.000 description 13
- 238000012544 monitoring process Methods 0.000 description 12
- 230000006870 function Effects 0.000 description 6
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- 230000001052 transient effect Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 2
- 238000011161 development Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000009412 basement excavation Methods 0.000 description 1
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- DMBHHRLKUKUOEG-UHFFFAOYSA-N diphenylamine Chemical compound C=1C=CC=CC=1NC1=CC=CC=C1 DMBHHRLKUKUOEG-UHFFFAOYSA-N 0.000 description 1
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Classifications
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- H02J13/0075—
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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
- Y02B90/00—Enabling technologies or technologies with a potential or indirect contribution to GHG emissions mitigation
- Y02B90/20—Smart grids as enabling technology in buildings sector
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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
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S40/00—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them
- Y04S40/12—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment
- Y04S40/126—Systems for electrical power generation, transmission, distribution or end-user application management characterised by the use of communication or information technologies, or communication or information technology specific aspects supporting them characterised by data transport means between the monitoring, controlling or managing units and monitored, controlled or operated electrical equipment using wireless data transmission
Abstract
The invention discloses a kind of electric energy router observing and controlling combining unit, belongs to electric power energy internet and perceives field.Described electric energy router observing and controlling combining unit includes observing and controlling and communication system, power-supply system, shell and the cooling system of Highgrade integration.The present invention is that one kind high speed acquisition and can analyze valuable low-voltage network electric power data, can inexpensive any wide-area deployment networking, the convenient installation of lightweight and later maintenance and it can overcome the energy Internet site of certain environment weather conditions and TT＆C system with information exchange is mutually dispatched in region, there is less expensive cost advantage compared with 110kV and above Bulk Supply Substation synchronous phasor measuring device, more integrated TT＆C system, higher phase angular resolution, frequency accuracy and sample rate, more diversified communication performance, the features such as its extremely low cost advantage and property easy to install, can solve the problem that the great number cost input problem of low-voltage network and user side widespread deployment, reliability is high, information exchange is good.
Description
Technical field
The present invention relates to a kind of high phase towards low-voltage network, microgrid and energy internet Situation Awareness and energy routing
Angular resolution, high freuqency accuracy, the electric energy router observing and controlling combining unit of high sample rate and various communication interfaces, more particularly to
A kind of electric energy router observing and controlling combining unit, possesses very low cost advantage, can be used in low-voltage network, microgrid and energy internet
The a wide range of dense deployment in family side and then the monitoring dimension for opening up wide power monitoring system, realize energy Internet site and region energy
The electric energy router measure and control device of route and power adjustment, belong to electric power energy internet and perceive field.
Background technology
In recent years, the low-voltage network Situation Awareness based on big data, distributed energy Distributed Autonomous, multizone energy road
By, electric energy quality monitoring system software platform, realization and host computer data center and related application system interface, realize in low pressure
Power distribution network side base in synchronization to measurement and control device (PMU) state measurement, the on-line identification of load Dominant parameter, based on PMU
The application functions such as the low-voltage network Transient Voltage Stability assessment of data turn into the weight of low-voltage network, microgrid and energy internet
Point research topic and development trend.Low-voltage network, microgrid, the main purpose of energy internet Situation Awareness System are to multiple
The dynamic behaviour of strays Force system and trend are perceived, and its intension is the dynamic monitoring based on energy internet low pressure multi-source data
Energy routing and scheduling between region and region provide foundation, realize based on electric energy router to the multi-type database energy
It is big to carry out depth excavation, Identifying Dynamical Parameters and visualization technique are integrated, solve energy internet electric power system dispatching
With safety analysis problem, realize and the on-line measurement of crucial dynamic data is run in electric energy router net and to magnanimity measured data
Comprehensive deep exploitation.
In traditional power network, the electric energy router dynamic parameter measurement based on low-voltage network, microgrid and energy internet,
On-line identification and transient process lack to be monitored based on cloud computing, the analytical technology of Internet of Things and electric power big data and inexpensive hardware
Device, although 110kV and above Bulk Supply Substation synchronized phase measurement device can be competent at partial function application, its device is formed
The complicated and more high cost characteristics of redundancy cause the dense deployment of low-voltage network aspect to become to be difficult to bear.Moreover,
Frequency accuracy, sample rate and the core control algolithm of conventional synchronization vector measurement device are similarly difficult to meet low-voltage network
Side Situation Awareness, dynamic parameter measurement and the mass data processing of transient analysis requirement, and then energy interconnection screen frame can not be adapted to
Needs under frame on power quality controlling, the real-time monitoring and dispatching of region energy and power exchange management.Meanwhile as the energy is mutual
The gradual development of networking, a large amount of distributed news are grid-connected, and power failure lock source also becomes increasingly difficult.Therefore, as the energy
The supplement of Internet site and regional dynamics process monitoring and analysis and perfect, disclosure satisfy that the monitoring of low-voltage distribution net side situation and
The research and development of the energy internet electric energy router observing and controlling combining unit of electric energy quality monitoring are imperative.Its purport is with extremely low
Cost control premised on, device still has very high frequency accuracy, sample rate and communication performance, makes up low-voltage distribution
The blank of net and energy internet power monitoring system, while the monitoring for integrating low pressure bulk power grid, microgrid and energy internet needs
Ask, further enhance the real-time management that electric energy router is allocated to Demand-side energy, the acquisition of its magnanimity big data helps to solve
Certainly the direction of low-voltage network and energy internet effective power flow monitors, the temporal variations analysis of voltage and effective power flow, low pressure
Power distribution network waves and stability is analyzed, the electric power energy internet cognition technology problem such as monitoring of power quality problem.
The content of the invention
High phase angular resolution of the present invention towards low-voltage network, microgrid and energy internet Situation Awareness and energy routing
Rate, high freuqency accuracy, high sample rate and a variety of communication performance demands, there is provided a kind of electric energy router observing and controlling combining unit, make
One layer for low-voltage network, microgrid and energy internet stability dynamic parameter measurement, energy routing and power adjustment is important
Monitoring device, compared with 110kV and above Bulk Supply Substation synchronous phasor measuring device has less expensive cost advantage, more integrated
TT＆C system, higher phase angular resolution, frequency accuracy and sample rate, more diversified communication performance, its extremely low cost
Advantage and the features such as property easy to install can solve the problem that the great number of low-voltage network, microgrid and energy Internet user side widespread deployment into
This Input, reliability is high, and information exchange is good.
A kind of electric energy router observing and controlling combining unit provided by the invention, be one kind can high speed acquisition and analyze it is valuable
Low-voltage network electric power data, can inexpensive any wide-area deployment networking, the convenient installation of lightweight and later maintenance and can gram
Take the energy Internet site of certain environment weather conditions and TT＆C system with information exchange is mutually dispatched in region.Described electricity
Can observing and controlling and communication system, power-supply system, shell and cooling system of the router observing and controlling combining unit including Highgrade integration.Institute
The observing and controlling stated and communication system are by being integrated in the control of board and calculating core cell, remote-terminal unit and remote measurement is distant opens
RCU is formed, and passes through ARM and DSP double-cores chip, high speed Switch chips (chip model is BCM53101 or 5325) etc.
Newest board is integrated and bus design mode, significantly reduces plate of the conventional synchronization to measurement and control device while assurance function
Card and hardware circuit.Wherein, control and calculate core cell, while ensure that low-voltage network measurement demand, by using
The integrated chip of double-core and algorithm have reached most of core measuring and calculating function of original transformer substation synchronous vector measurement device, hard
It is simpler that conventional more DSP and exclusive use ARM composition proposal are compared in part structure, and passes through flexible software algorithm frame
Structure makes communication between DSP and ARM and more efficient, the synchronous vectorial observing and controlling dress of more traditional 110kV and above Bulk Supply Substation that cooperates
Put, there is the value purification of mass data, to the energy road between the Distributed Autonomous of energy internet electric energy router, multizone
Concentrated by, low-voltage network and the key control such as coordinate the function that the data of power adjustment are supported is provided；Remote-terminal unit compared with
Traditional 110kV and above Bulk Supply Substation are synchronous to measurement and control device, have more diversified communication interface, as can be flexibly allocated
RS232, RS422 or RS485 serial communication interface, optical fiber interface and GPRS or LTE communication interfaces, it is ensured that different scenes
Flexible deployment；Remote measurement, it is distant open, RCU is made up of high-speed power type A/D chips, adopted after one-level FPGA data processing
With the hardware circuit design of bus direct screening and the data transfer mode of immediate addressing, a large amount of analog quantity ends and digital end are eliminated
Signal conditioning circuit, and bear measurement voltage x current in real time and push to control and calculate core cell progress active power, have
The calculating of the information such as work(trend, the quality of power supply.
Described shell is made up of bottom plate, side plate, front panel, rear board and upper lid, and only side plate has fin structure, bottom plate
It is formed in one with side plate, upper lid can pull and push the rectangle cavity formed into bottom plate and side plate, and front panel and rear board can pass through
Screw is fixed with side plate.
The present invention has following advantages compared with prior art：
(1) higher phase angular resolution, frequency accuracy and sample rate are possessed；
(2) communication modes are more diversified, such as：Serial communication, optical fiber, GPRS, the Big Dipper, LTE and WIFI.
(3) core control strategy in part is more powerful, and data processing uses Distributed Autonomous, concentrates the mode of coordination, it is ensured that
Big data local analysis and value purify, hash delete on the spot, it is necessary to data upload in real time；
(4) board structure is compacter, and flexibility is high, small volume, convenient installation and later maintenance；
(5) device integral heat sink performance is good, and water resistance is good, can simplified deployment to outdoor environment, degree of protection reach
IP65；
(6) hardware cost is low, can be in low-voltage network and user side dense deployment.
Brief description of the drawings
Fig. 1 is layout structure schematic diagram on electric energy router observing and controlling combining unit front panel of the invention in embodiment one.
Fig. 2 is layout structure schematic diagram on electric energy router observing and controlling combining unit rear board of the invention in embodiment one.
Fig. 3 is electric energy router observing and controlling combining unit lateral plate structure schematic diagram of the invention in embodiment one.
Fig. 4 is electric energy router observing and controlling combining unit enclosure schematic layout pattern of the invention in embodiment one.
Fig. 5 is electric energy router observing and controlling combining unit shell overall schematic of the invention in embodiment one.
Fig. 6 is electric energy router observing and controlling combining unit functional schematic of the invention in embodiment one.
In figure：
1st, shell；2nd, observing and controlling and communication system；3rd, power-supply system；4th, radiator fan；
5th, it is distant to open and Remote Control Interface；6th, serial communication interface；7th, telemetry interface；8th, communication antenna；
9th, optical fiber interface；101st, bottom plate；102nd, side plate；103rd, front panel；
104th, rear board；105th, upper lid；301st, external power supply interface；302nd, built-in power module；
Embodiment
Below in conjunction with the accompanying drawings and embodiment the invention will be further described：
Embodiment one：Referring to shown in Fig. 1 to Fig. 5, a kind of electric energy router observing and controlling combining unit provided by the invention, by outer
Shell 1, the observing and controlling of Highgrade integration and communication system 2, power-supply system 3 and radiator fan 4 are formed.
As shown in Figure 4 and Figure 5, described shell 1 is by 101, two side plates 102 of bottom plate, front panel 103, the and of rear board 104
Upper lid 105 is formed, and plate ability thickness is 1.5mm.Such as Fig. 3, described two side plates 102 have fin structure, the bottom plate 101 and side
Plate 102 is formed in one, and upper lid 105 can pull and push the rectangle cavity formed into bottom plate 101 and side plate 102, and front panel 103 is with after
Panel 104 can be fixed by screw and side plate 102.The shell 1 is made by aluminum alloy materials, moistureproof antirust, is had
Certain rigidity, side plate 102 are close by silica gel instillation process using the fin structure of radiator, perfect heat-dissipating, edge junction
Envelope, can reach IP65 degree of protection.
The observing and controlling of the Highgrade integration and communication system 2 are by controlling and calculating core cell, remote-terminal unit and distant
Survey distant RCU of opening to form, three is integrated on a board, can high speed acquisition and the valuable low-voltage network electricity of analysis
Force data.
The power-supply system 3 is made up of external power supply interface 301 and built-in power module 302, wherein external power supply interface
301 can allow 380V or 220V cities to be electrically accessed, and deployment place is more flexible；Built-in power module 302 configures lithium battery, ensures to lose
In the case of electricity, all data can be preserved completely more than one week.
The radiator fan 4 is radiated using compulsory type is air-cooled, is arranged on the radiating of front panel 103 and rear board 104
Tuyere position, as shown in figure 4, radiator fan 4 is radiated using exhausting mode from outside to inside to shell 1 and its inside, and
Flexibly it can be chosen to install according to indoor or outdoors installation situation.
As shown in figure 1, the front panel 103 is provided with distant open and Remote Control Interface 5, serial communication interface 6 and telemetry interface
7.It is described it is distant open with Remote Control Interface 5, opened by the 6 road 24V level on the left side upper strata of plate 103 forward-mounted into signaling interface connector
Signaling interface connector is outputed with 6 road 24V level of lower floor to form, connector uses the single plug-in type connection terminals of 12pin.
The centre position of plate 103 forward-mounted of serial communication interface 6, using standard 9pin DB9 type serial interface plugs.Remote measurement
Interface 7 amounts to 6 tunnel ac commercial power voltage measurement interface connector and lower floor by 2 set of 3 tunnel on the right side upper strata of plate 103 forward-mounted
2 set of 3 tunnel amount to 6 road electric main current measuring interface connectors and form, four connectors altogether, mono- using 6pin up and down
Arrange plug-in type connection terminal.
As shown in Fig. 2 the rear board 104 is provided with external power interface 301, communication antenna 8, optical fiber interface 9 and dissipated
Hot-air fan 4.The external power interface 301 is arranged on the left side of rear board 104, after communication antenna 8 and optical fiber interface 9 are arranged on
The centre position of panel 104, radiator fan 4 are installed on the right side of rear board 104, ensure certain electrical isolation, airspace and wind
The smoothness of direction of flow.
The control and calculating core cell (MMU) and remote-terminal unit (RTU) are integrated in before a board is arranged on
The rear side of panel 103, the built-in power module (PDU) 302 are built in appropriate location on the bottom plate 101 of shell 1.
Control and the calculating core cell is made up of ARM and DSP double-cores chip and fpga chip；Remote measurement is distant to open remote control
In terms of unit, two set of 3 tunnel amounts to 6 tunnel ac commercial power voltage measurement (remote measurement) interface connector and two set of 3 tunnel amounts to 6 tunnel exchange cities
The side of electric current measurement (remote measurement) interface connector plate 103 forward-mounted, up and down altogether four connectors M1, M2, M3 and
M4, two connectors M1 and M2 are voltage measurement interface at the middle and upper levels for it, and lower floor two connectors M3 and M4 are current measuring interface.
Communication interface (remote signalling) centre position of plate 103 forward-mounted.6 road 24V level are opened into signaling interface connector and 6 road 24V electricity
It is opened flat out the opposite side of signaling interface connector plate 103 forward-mounted, upper and lower two layers each one interface connector S1 and S2, its
Connector S1 is that level is opened into signaling interface (distant to open) at the middle and upper levels, and lower floor connector S2 is that level outputs signaling interface (remote control).
The line voltage measurement interface connector and electric main current measuring interface connector, i.e. M1, M2, M3, M4,
Use the single plug-in type connection terminals of 6pin.Communication interface uses standard 9pin DB9 type serial interface plugs.Open into signaling interface
Connector and signaling interface connector, i.e. S1, S2 are outputed, using the single plug-in type connection terminals of 12pin.
The function logic frame chart of electric energy router observing and controlling combining unit provided by the invention is shown in Figure 6, its functional class
Highway camera is similar to, as highway camera has the work(that the magnitude of traffic flow and passenger car amount are predicted and monitored
Can be the same, electric energy router observing and controlling combining unit has the ability to measure the load condition of low-voltage network, while to electric energy
Quality is monitored.It is mutual to residing low-voltage network, microgrid and the energy by the voltage and current sensor built in it first
The analog quantitys such as the voltage x current of networking carry out high speed acquisition, while need other remote signalling to be processed, the distant switch such as open to believe bottom
Reported after number adjusting, the data after collection carry out one-level value purification by the core analysis module based on Data Quality Analysis, carry
Collection information after pure will be respectively fed to voltage disturbance monitoring and the energy internet of quick identification module, low-voltage network is opened up
Flutter Structural Analysis Module (determining dynamic power flow etc.) and model parameter ONLINE RECOGNITION module and secondary value is carried out to gathered data
Purification.Wherein, the online stability analysis of energy regulation index analysis will be uploaded in real time by being judged as the information of highest priority
Module, useful information then directly delete by treatment in situ, useless information.In this way, highest priority and useful
Information can interact contrast with the Real-Time Model being preset in low-voltage network monitor node module, and then determine energy
Whether the specific targets of scheduling, the i.e. realtime power of electric energy router observing and controlling combining unit collocation point have allotment demand, such as match somebody with somebody
Realtime power deficiency a little is put, then needs the electric energy router of other configurations point to coordinate and carries out electric energy scheduling；Such as the reality of collocation point
When power it is sufficient, then overseas broadcast its there is the ability that electrical energy transportation is carried out to other configurations point, whole process will be instructed and matched somebody with somebody
The Distributed Autonomous decision-making of electric energy router system on the spot and region are closed with coordinating aid decision etc. in set of regions, passes through block chain skill
Electric energy router system of the art further with other configurations point (including distributed substation node and center tiny node) is controlled
Authority is interactive and coordinates making decisions on one's own for mechanism, and then the energy for completing the Wide Area Power is route in real time and power adjustment.In the above
In whole data acquisition, analysis and implementation procedure, electric energy router observing and controlling combining unit also has distributed energy accident analysis
Ability, short trouble such as occurs, after the strategies such as calculation of short-circuit current analysis primarily determine that trouble point, to Ji Kong control centres
Send low-voltage network warning message.
Claims (6)
- A kind of 1. electric energy router observing and controlling combining unit, it is characterised in that：Described electric energy router observing and controlling combining unit includes The observing and controlling of Highgrade integration and communication system, power-supply system, shell and cooling system；Described shell is by bottom plate, side plate, above Plate, rear board and upper lid are formed, and only side plate has fin structure, and bottom plate is formed in one with side plate, and upper lid can be pulled and pushed into bottom plate The rectangle cavity formed with side plate, front panel and rear board can be fixed by screw and side plate；Described observing and controlling and logical News system by be integrated in the control of board and calculate core cell, remote-terminal unit and remote measurement, it is distant open, RCU structure Into on rear side of plate forward-mounted；The radiator fan is arranged on the radiating tuyere position of front panel and rear board；The power supply system System is built on the bottom plate of shell by external power supply interface and built-in power module composition, power module, and the external power supply connects Mouth is arranged on rear board.
- A kind of 2. electric energy router observing and controlling combining unit according to claim 1, it is characterised in that：The front panel installation There is distant open and Remote Control Interface, serial communication interface and telemetry interface；It is described it is distant open and Remote Control Interface, by the left of plate forward-mounted The 6 road 24V level that the 6 road 24V level on upper strata are opened into signaling interface connector and lower floor are outputed signaling interface connector and formed, even Connect device and use the single plug-in type connection terminals of 12pin；The serial communication interface plate centre position forward-mounted, use It is standard 9pin DB9 type serial interface plugs；Telemetry interface amounts to 6 tunnel exchange cities by 2 set of 3 tunnel on upper strata on the right side of plate forward-mounted Piezoelectric voltage measures interface connector and 2 set of 3 tunnel of lower floor amounts to 6 road electric main current measuring interface connectors compositions, up and down Four connectors altogether, using the single plug-in type connection terminals of 6pin.
- A kind of 3. electric energy router observing and controlling combining unit according to claim 1, it is characterised in that：The sheet material of the shell Thickness is 1.5mm, is made by aluminum alloy materials.
- A kind of 4. electric energy router observing and controlling combining unit according to claim 1, it is characterised in that：Described external power supply Interface allows 380V or 220V cities to be electrically accessed；Built-in power module configures lithium battery, in the case of ensureing dead electricity, all data energy Enough complete preservations more than one week.
- A kind of 5. electric energy router observing and controlling combining unit according to claim 1, it is characterised in that：The rear board installation There are communication antenna, optical fiber interface, the communication antenna and optical fiber interface are arranged on rear board centre position.
- A kind of 6. electric energy router observing and controlling combining unit according to claim 1, it is characterised in that：The control and calculating Core cell is made up of ARM and DSP double-cores chip and fpga chip.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710561085.4A CN107359701A (en) | 2017-07-11 | 2017-07-11 | A kind of electric energy router observing and controlling combining unit |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710561085.4A CN107359701A (en) | 2017-07-11 | 2017-07-11 | A kind of electric energy router observing and controlling combining unit |
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| CN107359701A true CN107359701A (en) | 2017-11-17 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109066691A (en) * | 2018-09-13 | 2018-12-21 | 珠海格力电器股份有限公司 | Energy scheduling method, energy control equipment and energy resource system |
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