CN102130502A - Internet of things-based intelligent power system - Google Patents

Internet of things-based intelligent power system Download PDF

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Publication number
CN102130502A
CN102130502A CN2011100339977A CN201110033997A CN102130502A CN 102130502 A CN102130502 A CN 102130502A CN 2011100339977 A CN2011100339977 A CN 2011100339977A CN 201110033997 A CN201110033997 A CN 201110033997A CN 102130502 A CN102130502 A CN 102130502A
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China
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circuit
internet
man
module
power
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蒋晓明
刘晓光
关焯锋
王景健
陈光黎
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AUTOMATION ENGINEERING R&M CENTER GUANGDONG ACADEMY OF SCIENCES
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AUTOMATION ENGINEERING R&M CENTER GUANGDONG ACADEMY OF SCIENCES
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Priority to CN2011100339977A priority Critical patent/CN102130502A/en
Publication of CN102130502A publication Critical patent/CN102130502A/en
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    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02EREDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
    • Y02E60/00Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
    • YGENERAL 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
    • Y04INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
    • Y04SSYSTEMS 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
    • Y04S40/00Systems 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
    • Y04S40/12Systems 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
    • Y04S40/126Systems 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 an Internet of things-based intelligent power system, which comprises an all-digital soft-switched intelligent power supply, a hand-held power information management system, a microcomputer master station and a base station, wherein the hand-held power information management system and the microcomputer master station are connected to the base station by a network, and are wirelessly connected to the all-digital soft-switched intelligent power supply by the base station to realize the management and monitoring of the all-digital soft-switched intelligent power supply. The Internet of things-based intelligent power system can solve the problems of readily-disturbed communication, low reliability, spatial and territorial limitations and the like of a wired remote power monitoring system, and realizes the acquisition and monitoring of real-time signals in the running state of the power system.

Description

Intelligent electric origin system based on Internet of Things
Technical field
The present invention relates to power technique fields, communication technical field, relate in particular to a kind of Internet of Things intelligent electric origin system.
Background technology
On the one hand, along with the continuous development and progress of computer, communication, electronics industry, its integrated trend is obvious day by day." thing connection " notion is widely used in household, consumer electronics industry field, the user is closely linked user's real daily life by having realized information sharing between the household electrical appliances such as light, curtain, TV, air-conditioning, refrigerator, water heater in mobile phone, the Internet, fixed line etc. and the family.And just extending to fields such as power monitoring, security protection, medical care, industrial equipments with very fast development speed.
On the other hand, flourish along with electric utility, the continuous expansion of electricity needs, the user also improves day by day to the requirement of power supply quality and power supply reliability.Various power-supply devices such as electric supply, communication power supply, ups power, EPS power supply, electroplating power supply, the source of welding current, Laser Power Devices, medical power supply, IT power supply etc. be widely used in transformer station, communication equipment, post and telecommunications, finance, aircraft, industry manufacturing, medical treatment, computer, etc. industry.Whether the quality of power supply running status is related to whole system stable.If power supply breaks down and can not in time find and handle, will cause the paralysis of part even whole system, social economy is caused enormous economic loss.This just require various occasions can implement fast and effeciently to power-supply system monitor, work such as detection, failure diagnosis, to guarantee the normal operation of power-supply system.Traditional Power Supply Monitoring technology and means can't adapt to new development form.Therefore will become a new developing direction of China's power supply cause based on the intelligent electric origin system of Internet of Things.
Therefore, prior art has yet to be improved and developed.
Summary of the invention
The object of the present invention is to provide a kind of intelligent electric origin system, be intended to solve the instability of existing power-supply system, the problem that can not in time manage based on Internet of Things.
Technical scheme of the present invention is as follows:
A kind of intelligent electric origin system based on Internet of Things, wherein, comprise digital soft switch intelligent power, power information management system, microcomputer computer main website and base station, described power information management system and microcomputer computer main website are connected to the base station by network, and be connected to described digital soft switch intelligent power by described base station radio, to the management and the monitoring of described digital soft switch intelligent power.
Described intelligent electric origin system based on Internet of Things, wherein, described digital soft switch intelligent power comprises electric power main circuit, power supply master control borad, the first man-machine Interface Control Panel, IGBT drive circuit, GPRS module and antenna, described IGBT drive circuit links to each other with the power supply master control borad with electric power main circuit respectively, and described GPRS module, man-machine interface control board link to each other with described power supply master control borad respectively; Described antenna connects the GPRS module.
Described intelligent electric origin system based on Internet of Things, wherein, described electric power main circuit comprises input rectifying module, input filtration module, soft switching inverter, high frequency transformer, the output rectification/filtration module that connects successively, described input rectifying module is connected with AC power, and described output rectification/filtration module is connected with load.
Described intelligent electric origin system based on Internet of Things, wherein, described power supply master control borad comprises: embedded Control basic circuit, primary current sample circuit, output current/voltage sampling circuit, signal conditioning circuit, PWM output module, GPRS module and serial communication module, and described GPRS module connects antenna; Described serial communication module connects described man-machine interface control board; Described primary current sample circuit connects the output of described soft switching inverter; Described output current/voltage sampling circuit connects the output of described electric power main circuit; Described primary current sample circuit is connected the embedded Control basic circuit by signal conditioning circuit respectively with described output current/voltage sampling circuit, and described PWM output module connects described IGBT drive circuit.
Described intelligent electric origin system based on Internet of Things, wherein, the described first man-machine Interface Control Panel comprises: the first embedded Control basic circuit, first style man-machine interactive interface circuit and serial communication module, described serial communication module connects the serial communication module of described power supply master control borad.
Described intelligent electric origin system based on Internet of Things, wherein, described power information management system comprises embedded control system circuit board, data storage medium, clock circuit, watchdog circuit, man-machine interface control board, style man-machine interactive interface circuit, GPRS communication module and antenna; Described data storage medium, clock circuit, watchdog circuit, man-machine interface control board, GPRS communication module all are connected to the embedded control system circuit board; Described style man-machine interactive interface circuit is connected to the man-machine interface control board; Described antenna is connected to the GPRS communication module.
Described intelligent electric origin system based on Internet of Things, wherein, the described embedded Control basic circuit and the first embedded Control basic circuit can be selected single-chip microcomputer, FPGA, DSP or ARM for use.
Described intelligent electric origin system based on Internet of Things, wherein, described serial communication module adopts RS232 or the communication of RS485 serial communication protocol.
Described intelligent electric origin system based on Internet of Things, wherein, the described style man-machine interactive interface circuit and first style man-machine interactive interface circuit are LCD and keyboard interface circuit or touch screen interface circuit.
Described intelligent electric origin system based on Internet of Things, wherein, described power information management system is a hand-hold type power information management system.
Beneficial effect of the present invention: the present invention is by adopting GPRS digital mobile technology, for power-supply management system provides new communication mode; The communication of adopting wireless communication technology to solve power supply wired remote supervisory control system is subject to disturb, reliability is low, be subjected to problem such as region, space restriction, realize the collection and the monitoring of power-supply system running status live signal; Adopt the core of digitized processing chips such as DSP and ARM as control, with the GPRS module as the signal launching carrier, for power supply monitoring system provides material base.
Description of drawings
Fig. 1 is the block diagram of Internet of Things intelligent electric origin system of the present invention.
Fig. 2 is the composition frame chart of the digital soft switch numbers power supply of the present invention.
The composition frame chart of Fig. 3 power information management system of the present invention.
Fig. 4 is the embodiment composition frame chart of the digital soft switch numbers power supply of the present invention.
The embodiment composition frame chart of Fig. 5 power information management system of the present invention.
Fig. 6 is the DSP control flow chart of power-supply system embodiment of the present invention.
Fig. 7 is the DSP control flow chart of power information management system embodiment of the present invention.
Embodiment
For making purpose of the present invention, technical scheme and advantage clearer, clear and definite, below develop simultaneously with reference to accompanying drawing that the present invention is described in more detail for embodiment.
As shown in Figure 1, comprise communication base station that digital soft switch intelligent power, power information management system, microcomputer computer main website and communication network comprised, internet, GPRS network etc. based on the intelligent power system of Internet of Things.Wherein, described power information management system can be hand-hold type.The present invention mainly is to utilize hardware and software in the described digital soft switch intelligent power of development of resources, hand-hold type power information management system, microcomputer computer main website of communication network.Wherein adopting configuration software to work out out power information management system based on computer in described microcomputer main website inserts GPRS network by the internet power supply is monitored.
This power-supply system adopts digital, soft switch designs mode, superiority, high efficiency, the consistency of the control performance of power supply own, the variation of function both can have been guaranteed, can realize the communication interconnecting function of power supply again, to guarantee the reliable and stable of real-time monitoring power supply system running state.This power information management system is with the core of embedded controller as control system, send means of communication and the platform that instructs with the GPRS communication module as monitoring power supply system running state information with to power-supply system, can realize of the real-time monitoring of many power informations management system the power supply running status.
As shown in Figure 2, digital soft switch intelligent power system comprises electric power main circuit, power supply master control borad, the first man-machine Interface Control Panel, IGBT drive circuit and realizes wireless interconnected GPRS module and antenna six parts are formed.Described IGBT drive circuit links to each other with the power supply master control borad with electric power main circuit respectively, and described GPRS module, the first man-machine Interface Control Panel link to each other with described power supply master control borad respectively; Described antenna connects the GPRS module.
Wherein, described electric power main circuit comprise successively the input rectifying module that connects, input filtration module, soft switching inverter, high frequency transformer, output rectification/filtration module (when power supply when exchanging output, the no-output rectifying part), the input rectifying module is connected (three-phase or single phase alternating current (A.C.)) with AC power, the output filtration module is connected with load.
Wherein, described power supply master control borad comprises: embedded Control basic circuit, primary current sample circuit, output current/voltage sampling circuit, signal conditioning circuit, PWM output module, GPRS module and serial communication module, and described GPRS module connects antenna; Described serial communication module connects described man-machine interface control board; Described primary current sample circuit connects the output of described soft switching inverter; Described output current/voltage sampling circuit connects the output of described electric power main circuit; Described primary current sample circuit is connected the embedded Control basic circuit by signal conditioning circuit respectively with described output current/voltage sampling circuit, and described PWM output module connects described IGBT drive circuit; Described embedded Control basic circuit can adopt embedded control chip such as single-chip microcomputer, FPGA, DSP or ARM.
Wherein, the described first man-machine Interface Control Panel comprises: the first embedded Control basic circuit, first style man-machine interactive interface circuit and serial communication module, and described serial communication module connects the serial communication module of described power supply master control borad; The described first embedded Control basic circuit can adopt embedded control chip such as single-chip microcomputer, DSP or ARM.Described first style man-machine interactive interface circuit is LCD and keyboard interface circuit or touch screen interface circuit.
As shown in Figure 3, described power information management system comprises the embedded control system circuit board; Data storage medium, it comprises RAM, EPROM and E2PROM; Clock circuit; Watchdog circuit; The man-machine interface control board; Style man-machine interactive interface circuit; GPRS communication module and antenna.Described data storage medium, clock circuit, watchdog circuit, man-machine interface control board, GPRS communication module all are connected to the embedded control system circuit board; Described style man-machine interactive interface circuit is connected to the man-machine interface control board; Described antenna is connected to the GPRS communication module.Described embedded control system circuit board can adopt embedded control chip such as single-chip microcomputer, FPGA, DSP or ARM.Described style man-machine interactive interface circuit is LCD and keyboard interface circuit or touch screen interface circuit.
Wherein, described embedded control system circuit board mainly comprises embedded basic circuit, I/O interface circuit, serial communication interface circuit etc.; Adopt serial communication mode communication between described embedded control system circuit board and the human-machine interface oralia.Described serial communication mode can adopt RS232 or RS485 serial communication protocol.
Figure 4 shows that a specific embodiment of digital soft switch numbers power supply.Wherein, described power supply master control borad is a DSP power supply master control borad; Described embedded Control basic circuit is the DSP basic circuit; Digital soft switch numbers power supply specific embodiment when described serial communication module is the RS485 communication module.In the present embodiment, described digital soft switch intelligent power system comprises electric power main circuit, DSP power supply master control borad, an ARM man-machine interface control board, IGBT drive circuit and realizes wireless interconnected GPRS module and antenna six parts are formed.Described IGBT drive circuit links to each other with DSP power supply master control borad with electric power main circuit respectively, and described GPRS module, an ARM man-machine interface control board link to each other with described DSP power supply master control borad respectively; Described antenna connects the GPRS module.
Described electric power main circuit is connected to form successively by input rectifying module, input filtration module, soft switching inverter, high frequency transformer, output rectification module and output filtration module, the input rectifying module is connected with three-phase alternating-current supply, and the output filtration module is connected with load.Described DSP power supply master control borad mainly comprises DSP basic circuit, primary current sample circuit, output current/voltage sampling circuit, I/O interface circuit, protective circuit, RS485 communication module, clock system; Human-machine interface oralia based on an ARM mainly comprises ARM basic circuit, LCD demonstration and keyboard interface circuit (or touch screen interface circuit), RS485 communication module, RS232 interface circuit etc.; Described IGBT drive circuit mainly comprises the drive circuit that 4 tunnel isolation+24V DC power supply, 4 route optical coupler TLP250 form etc.; One end of described IGBT drive circuit links to each other with described PWM output module, and the other end links to each other with described soft switching inverter.Adopt the serial communication of RS485 agreement between a described DSP power supply master control borad and the ARM man-machine interface control board, dsp chip adopts the TMS320LF2812 of TI company, and the ARM chip adopts the LPC2119 of PHILIPS Co..
Figure 5 shows that a specific embodiment of power information management system.Wherein, described hand-hold type power information management system comprises RAM, EPROM and E2PROM by DSP control system circuit board, data space medium; Clock circuit, watchdog circuit, ARM man-machine interface control board, LCD demonstration/keyboard operation circuit, GPRS module and antenna.Wherein said DSP control system circuit board mainly comprises DSP basic circuit, I/O interface circuit, RS485 interface circuit etc.; Adopt the serial communication of RS485 agreement between described DSP control system circuit board and the ARM human-machine interface oralia, dsp chip adopts the TMS320LF2812 of TI company, and the ARM chip adopts the LPC2119 of PHILIPS Co..
The operation principle that present embodiment provides based on the intelligent electric origin system of Internet of Things:
The primary current sample circuit is delivered to the DSP master control borad by instrument transformer (or current Hall transducer) with high frequency transformer primary current detection signal, delivers to the ADC pin of dsp chip through the signal conditioning circuit of DSP master control borad; Output current/voltage sampling circuit is gathered electric power outputting current/voltage signal by the current/voltage Hall element and is sent DSP master control borad, delivers to the ADC pin of dsp chip through the signal conditioning circuit of DSP master control borad; Dsp chip is according to electric current, voltage signal and the parameter setting of gathering, finish the corresponding closed-loop control algolithm, produce the phase-shift PWM waveform, the duty ratio of the IGBT power model in IGBT drive circuit control soft-switching inversion main circuit, and finally realize desired generator characteristic output.Running state information such as output current, voltage are by GPRS module and day alignment computer main website and hand-hold type monitor terminal transmission signal during the power supply operation.Wherein, transplant μ C/OS-II embedded OS in the ARM chip, realized friendly more man-machine interface; Described dsp chip adopts the high-speed digital signal process chip that is integrated with the CAN communication interface modules, as the TMS320LF2812 of TI company; Described ARM chip adopts 32 ARM chips low in energy consumption of affluent resources such as integrated CAN, RS232, ADC, GPIO, as the LPC2119 of PHILIPS Co..
ARM man-machine interface control board has LCD display interface and keyboard interface circuit (or touch screen interface circuit), can realize the man-machine communication, and realize and the communicating by letter of DSP master control borad by the RS485 communication interface, the parameter setting is sent to the DSP master control borad, and receive the real-time parameter value that the DSP master control borad sends, and on liquid crystal display screen, show.
Fig. 6 has provided the DSP control flow chart of a specific embodiment job of digital soft switching power system.As seen from the figure, power-supply system is at first sending power supply start job information in when start by GPRS, and shows relevant available machine time, floating voltage U0, the information such as running parameter that preset on the LCD display of described power-supply system; Real-time working state informations such as electric current I, voltage U were used for power supply self feedback, control on the one hand, show when this power supply was gathered load when load condition is worked, and were used to send the monitor terminal of GPRS signal to the power information management system on the one hand; Detect whether unloaded holding state or whether start this shutdown programm and send corresponding GPRS information of power supply simultaneously.
Fig. 7 has provided the DSP control flow chart of a specific embodiment job of power information management system.As seen from the figure, the power information management system will be searched for the GPRS signal of power supply in the start work automatically after the boot system initialization, selecting then needs monitored power supply object and receives the GPRS signal that selected power supply sends out, and carries out corresponding signal process program, display routine, data recording program and can send corresponding GPRS signal as required to monitored power supply according to its signal.
Beneficial effect of the present invention is: adopt GPRS digital mobile technology, for power supply monitoring system provides new communication mode; The communication of adopting wireless communication technology to solve power supply wired remote supervisory control system is subject to disturb, reliability is low, be subjected to problem such as region, space restriction, realize the collection and the monitoring of power-supply system running status live signal; Adopt the core of digitized processing chips such as DSP and ARM as control, with the GPRS module as the signal launching carrier, for power-supply management system provides material base.
Should be understood that application of the present invention is not limited to above-mentioned giving an example, for those of ordinary skills, can be improved according to the above description or conversion that all these improvement and conversion all should belong to the protection range of claims of the present invention.

Claims (10)

1. intelligent electric origin system based on Internet of Things, it is characterized in that, comprise digital soft switch intelligent power, power information management system, microcomputer computer main website and base station, described power information management system and microcomputer computer main website are connected to the base station by network, and be connected to described digital soft switch intelligent power by described base station radio, to the management and the monitoring of described digital soft switch intelligent power.
2. the intelligent electric origin system based on Internet of Things according to claim 1, it is characterized in that, described digital soft switch intelligent power comprises electric power main circuit, power supply master control borad, the first man-machine Interface Control Panel, IGBT drive circuit, GPRS module and antenna, described IGBT drive circuit links to each other with the power supply master control borad with electric power main circuit respectively, and described GPRS module, man-machine interface control board link to each other with described power supply master control borad respectively; Described antenna connects the GPRS module.
3. the intelligent electric origin system based on Internet of Things according to claim 2, it is characterized in that, described electric power main circuit comprises input rectifying module, input filtration module, soft switching inverter, high frequency transformer, the output rectification/filtration module that connects successively, described input rectifying module is connected with AC power, and described output rectification/filtration module is connected with load.
4. the intelligent electric origin system based on Internet of Things according to claim 3, it is characterized in that, described power supply master control borad comprises: embedded Control basic circuit, primary current sample circuit, output current/voltage sampling circuit, signal conditioning circuit, PWM output module, GPRS module and serial communication module, and described GPRS module connects antenna; Described serial communication module connects described man-machine interface control board; Described primary current sample circuit connects the output of described soft switching inverter; Described output current/voltage sampling circuit connects the output of described electric power main circuit; Described primary current sample circuit is connected the embedded Control basic circuit by signal conditioning circuit respectively with described output current/voltage sampling circuit, and described PWM output module connects described IGBT drive circuit.
5. the intelligent electric origin system based on Internet of Things according to claim 4, it is characterized in that, the described first man-machine Interface Control Panel comprises: the first embedded Control basic circuit, first style man-machine interactive interface circuit and serial communication module, described serial communication module connects the serial communication module of described power supply master control borad.
6. the intelligent electric origin system based on Internet of Things according to claim 1, it is characterized in that described power information management system comprises embedded control system circuit board, data storage medium, clock circuit, watchdog circuit, man-machine interface control board, style man-machine interactive interface circuit, GPRS communication module and antenna; Described data storage medium, clock circuit, watchdog circuit, man-machine interface control board, GPRS communication module all are connected to the embedded control system circuit board; Described style man-machine interactive interface circuit is connected to the man-machine interface control board; Described antenna is connected to the GPRS communication module.
7. the intelligent electric origin system based on Internet of Things according to claim 6 is characterized in that, the described embedded Control basic circuit and the first embedded Control basic circuit adopt single-chip microcomputer, FPGA, DSP or ARM.
8. the intelligent electric origin system based on Internet of Things according to claim 6 is characterized in that, described serial communication module adopts RS232 or the communication of RS485 serial communication protocol.
9. the intelligent electric origin system based on Internet of Things according to claim 6 is characterized in that, the described style man-machine interactive interface circuit and first style man-machine interactive interface circuit are LCD and keyboard interface circuit or touch screen interface circuit.
10. the intelligent electric origin system based on Internet of Things according to claim 6 is characterized in that, described power information management system is a hand-hold type power information management system.
CN2011100339977A 2011-01-31 2011-01-31 Internet of things-based intelligent power system Pending CN102130502A (en)

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Cited By (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104102962A (en) * 2013-04-11 2014-10-15 杨红俊 Human-computer interaction real-time dynamic information display touch control method
CN104181874A (en) * 2013-05-21 2014-12-03 深圳市金威源科技股份有限公司 Intelligent multimedia power monitoring and managing system
CN103310203A (en) * 2013-06-27 2013-09-18 河海大学常州校区 Pointer type instrument indicating value automatic identification device and method on basis of internet of things and machine vision
CN103310203B (en) * 2013-06-27 2016-05-25 河海大学常州校区 Pointer type instrument indication value automatic identifying method based on Internet of Things and machine vision
CN104750060A (en) * 2013-12-27 2015-07-01 唐方旭 Remote controller for lab power supply
CN106371037A (en) * 2016-10-11 2017-02-01 浙江中博信息工程有限公司 Internet of things power management system
CN106444455A (en) * 2016-10-26 2017-02-22 株洲中车时代电气股份有限公司 Wireless networking method and system for internal communication of centralized-distributed type inverting system
CN106597870A (en) * 2017-02-08 2017-04-26 广东霍德韦信息技术有限公司 Control source device for smart home
CN107838919A (en) * 2017-11-30 2018-03-27 国网辽宁省电力有限公司电力科学研究院 Intelligent Mobile Robot intelligent electric management system
CN107838919B (en) * 2017-11-30 2024-04-02 国网辽宁省电力有限公司电力科学研究院 Intelligent power management system for substation inspection robot

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Application publication date: 20110720