CN202998169U - Intelligent power source monitoring device - Google Patents
Intelligent power source monitoring device Download PDFInfo
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- CN202998169U CN202998169U CN2011204441950U CN201120444195U CN202998169U CN 202998169 U CN202998169 U CN 202998169U CN 2011204441950 U CN2011204441950 U CN 2011204441950U CN 201120444195 U CN201120444195 U CN 201120444195U CN 202998169 U CN202998169 U CN 202998169U
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- intelligent power
- supervising device
- environmental parameter
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- 238000012806 monitoring device Methods 0.000 title abstract 4
- 230000007613 environmental effect Effects 0.000 claims abstract description 26
- 238000004891 communication Methods 0.000 claims abstract description 15
- 238000005259 measurement Methods 0.000 claims abstract description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 230000001681 protective effect Effects 0.000 claims description 7
- 235000019504 cigarettes Nutrition 0.000 claims description 4
- 238000012545 processing Methods 0.000 claims description 4
- 230000000644 propagated effect Effects 0.000 claims description 4
- 230000035807 sensation Effects 0.000 claims description 4
- 238000012544 monitoring process Methods 0.000 abstract description 20
- 238000012360 testing method Methods 0.000 abstract description 2
- 238000005265 energy consumption Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 238000001514 detection method Methods 0.000 description 3
- 230000006870 function Effects 0.000 description 2
- 239000000779 smoke Substances 0.000 description 2
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 238000004378 air conditioning Methods 0.000 description 1
- 229910052799 carbon Inorganic materials 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000010348 incorporation Methods 0.000 description 1
- 230000006698 induction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000006855 networking Effects 0.000 description 1
- 238000004321 preservation Methods 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
Images
Classifications
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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
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
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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
-
- 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
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
-
- 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
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
- Y04S20/242—Home appliances
-
- 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
- Y04S40/124—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 wired telecommunication networks or data transmission busses
Abstract
Provided is an intelligent power source monitoring device, which is based on the Ethernet to remotely control a power switch and to monitor power consumption and environmental parameters of multiple electric appliances in a network. The intelligent power source monitoring device is characterized by comprising multiple relay switches each of which is electrically connected with one corresponding electric appliance, a measurement module for measuring an output current/voltage/power/power factor of each appliance, an environmental parameter acquisition module for acquiring the environmental parameters, a control circuit in communication connection with the multiple electric appliances, an Ethernet interface for accessing the Ethernet, an AC-DC power module, a central processor, and a memory. The intelligent power source monitoring device is quite suitable for occasions where the Ethernet can be accessed, a lot of high-power power consumption appliances exist and the requirement on the environmental parameters is high, such as a laboratory/ machine room/base station/various automatic testing and remote monitoring platforms.
Description
Technical field
The utility model relates to a kind of intelligent power supervising device based on Ethernet; particularly a kind of have an environmental parameter monitoring; can carry out energy consumption monitoring to a plurality of electric equipments; the extreme environment power-off protection, the high power intelligent apparatus for monitoring power supply with functions such as overload cut out and earth leakage protectives.
Background technology
For communication machine room, base station, laboratory, the network laboratories of a large amount of powerful devices is particularly arranged, Adoption Network is long-range usually shares and manages these equipment and instrument, needs a kind of power-supply controller of electric to come remote opening and powered-down; For assurance equipment can normally move, the laboratory generally need to be used and large power air-conditioned temperature is controlled in prescribed limit, if there is no effective environmental monitoring and emergency system, in case air-conditioning is malfunctioning, may cause temperature sharply to raise, and even causes fire-fighting spraying; Perhaps just in case Pipeline damage causes that machine room leaks, the investment of great number just might be thrown into the eastward flowing stream so; Power consumption equipment in the open air, as road monitoring, power utilization environment is often more abominable, needs more safeguard measure, as antioverloading, electric leakage; Along with the green energy conservation requirement to power consumption equipment is more and more higher, also need a energy consumption measuring device that can network online.The utility model relates to a kind of more safety precautions of having; can real-time detect environmental parameter changes; in time send various monitor messages and alert message to the keeper automatically; but the in case of emergency telemanagement of automatic cut-off power, can detect online the intelligent power supervising device of a plurality of electric equipment energy consumptions.
The utility model content
The utility model can't provide the shortcoming of direct emergency measures for common remote power monitoring apparatus, in power-supply controller of electric, provides a kind of safer with the environmental monitoring technological incorporation, more efficient, more intelligent, remote controlled power-supply controller of electric.This safety in production to equipment user, the protection power consumption equipment exempts from the infringement of adverse circumstances and plays very important effect; Simultaneously, it is also the online intelligent power supervising device that detects a plurality of electric equipment energy consumptions, and the important equipment of foundation is provided for building low-carbon (LC) machine room and laboratory.
The Ethernet intelligent power supervising device that the utility model relates to, comprise the overload residual current circuit breaker, the Control drive circuit, current/voltage/power/power factor testing circuit, and temperature/humidity/water logging/environmental parameter acquisition module and circuit such as smog, button, alarm device and LED Nixie tube drive circuit, Ethernet and RS232 interface circuit, and have intelligent control unit of emergency treatment ability etc.Described intelligent power supervising device comprises a plurality of relay switches, the electric equipment that each described relay switch is corresponding with one is electrically connected to, be used for the measurement module that output current/voltage/power/power factor is measured to each equipment, be used for gathering the environmental parameter acquisition module of environmental parameter, the control circuit that is connected with described a plurality of electric equipment communications, be used for accessing the Ethernet interface of described network, AC-DC power module, central processing unit and memory.
It is characterized in that, power supply output in every road can be carried out remote switch and current monitoring, and the dynamic state of parameters of monitoring is presented on the LED charactron; Can on off state be set by the button scene, also can carry out telemanagement and control by Ethernet.
The intelligent power supervising device is characterized in that, described environmental parameter acquisition module is to gather environmental parameter by external temperature, humidity, water logging and cigarette propagated sensation sensor; The protection modules such as described overheated, excessively wet, water logging and smog have general communications protocol, during deployment, can select flexibly the module that needs.Collect environmental parameter by temperature, humidity, water logging and cigarette propagated sensation sensor, intelligent processor can when environmental parameter surpass waning limit, be sounded a buzzer, and give the alarm to remotely administered server; When overstepping the extreme limit, except to server gives the alarm, power consumption equipment has been protected in very first time autoshutdown power supply output to a certain degree.
The intelligent power supervising device is characterized in that, described control circuit comprises an emergency protective circuit; Described urgent protection comprises overcurrent protection, earth leakage protective, and temperature alarm and power-off protection are crossed wet alarm, water damage alarm and power-off protection etc.; Described alarm comprises the buzzer alarm, the photoflash lamp alarm.
The intelligent power supervising device is characterized in that, described emergency protective circuit comprises overload early warning circuit, release, residual current circuit breaker.
Described intelligent controller can send warning when ambient temperature is abnormal, and notifies the present temperature of remote server controller and electric quantity parameter by network interface; And can automatically cut off the power consumption equipment power supply when temperature oversteps the extreme limit, and present temperature and the electric quantity parameter of notice remote server controller.
It is characterized in that, described intelligent microprocessor can be remembered the on off state before power down, and time-delay 30 seconds after powering on for the first time, when avoiding frequent plug input power or on off state unstable, causes the damage of equipment.Intelligent controller is according to the setting of system, and decision is the preservation state that automatically recovers each switch, still all opens switch.
Described intelligent microprocessor has wieldy control interface and method based on Ethernet, comprises Web, SNMP, Telnet, Console and Socket control command etc., can coordinate long-distance management system, manages many intelligent power supervising devices concentratedly; And can pass through these interfaces and method, configure very easily various parameters, as alarm threshold value and the outage threshold of temperature, the alarm threshold value of humidity and outage threshold, smoke alarm threshold value and outage threshold etc.
Described intelligent power controller is characterized in that one of them interface is connected to the communication interface of an in check electric equipment for each electric equipment provides a pair of communication interface, and another interface can be connected to a server in network.When the user debugs by communication interface connecting circuit equipment, the described intelligent power supervising device signal on can the automatic sensing communication bus, and open supply line for electric equipment; When the user withdraws from the communication connection, intelligence monitoring and controlling device will cut off the supply line of electric equipment.
Intelligent power supervising device described in the utility model well satisfies the remote switch of machine room electric equipment, come Switching power by the signal on automatic detection communication bus, on line real-time monitoring electric equipment energy consumption, the various environmental parameters Real Time Monitoring, the requirements such as in emergency circumstances emergency processing measure.
Description of drawings
Fig. 1 is the structure principle chart according to intelligent power supervising device of the present utility model.
Fig. 2 is the control system schematic diagram of using according to intelligent power supervising device of the present utility model.
Embodiment
Below in conjunction with accompanying drawing, embodiment of the present utility model is elaborated: the present embodiment is implemented under take technical solutions of the utility model as prerequisite; provided detailed execution mode and concrete operating process, but protection range of the present utility model is not limited to following embodiment.
As shown in Figure 1; Ethernet intelligent power supervising device (1) is by the urgent protection module of light current (2); relay (3); instrument transformer (4); current/voltage/power collection module (5); central processing unit (6); environmental parameter acquisition module (7); LED/ charactron (8); keyboard button (9), buzzing alarm device (10), Ethernet interface (11); RS-232 communication interface (12), the DTR control signal detection module (13) of electric equipment control desk has consisted of together.
In the present embodiment, the external sensing module of the accessible number of different types of intelligent power supervising device includes but not limited to comprise temperature sensing device (14), humidity sensing device (15), water logging sensing device (16), cigarette propagated sensation induction device (17); Can be linked in device of the present utility model (1) by environmental parameter acquisition module (7), can be flexibly according to different external module and the transducers of demand configuration.
Intelligent power supervising device (1) can open or close electric equipment (19) by control relay (3), and by instrument transformer (4) and current/voltage/power collection module (5), the current/voltage/power of measurement electric equipment (19)/energy consumption parameters such as power factor.
In intelligent power supervising device (1), the a pair of communication interface (13) corresponding with each electric equipment (19) difference, the RS-232 console interface of difference connecting circuit equipment (19), and the watch-dog (18) of management electric equipment, watch-dog (18) can be computer or the terminal server of any support RS-232 interface.Be that the RS-232 bus is from control desk DTR signal detection module (13) process of intelligent power supervising device (1), the intelligent power supervising device is by detecting the DTR signal of RS-232 bus, judge whether described bus is used, thus the break-make of control apparatus device power supply (DPS).
This device is connected to the Internet by Ethernet interface (9), external management server (20) can be realized Long-distance Control to this device by the Internet, the switch that comprises control relay (3), the energy consumption parameter of monitoring power consumption equipment, the monitoring various environmental parameters, the running status of supervising device, the long-range parameter that this device is set etc.
As shown in Figure 2 be the described device of the present embodiment and networking plan, the present embodiment can pass through the DTR signal of the RS-232 bus of terminal server (18) and electric equipment (19), come the power supply of control apparatus equipment, when bus is used, the intelligent power supervising device can be opened corresponding relay (3) automatically, thereby switches on power for electric equipment (19); When bus was idle, the intelligent power supervising device can the corresponding relay of autoshutdown (3), thereby cut off the power supply of electric equipment (19).
The present embodiment comprises Web, SNMP, Telnet, Console and Socket control command etc. based on control interface and the method for Ethernet, can coordinate long-distance management system, manages many intelligent power supervising devices concentratedly; And can configure easily various control parameters by described interface and method, as alarm limit and the outage limit of temperature, the alarm limit of humidity and outage limit etc.
Every road power supply output of the present embodiment can be carried out remote switch and current monitoring, and the dynamic state of parameters of monitoring is presented on the LED charactron, and the user can see the data of demonstration clearly in five meters; Can on off state be set by the button scene, also can carry out telemanagement and control by Ethernet.
The urgent protection module of described light current as shown in Fig. 1 (module 2), provides overcurrent protection, earth leakage protective, and Anti-surging, the function such as anti-lightning strike can according to demand, selectively be added corresponding module.When the accident generation, this device is trigger protection at once; Get rid of or repair when warning, this device can revert to the electric equipment power supply automatically.
The environmental parameter intelligent protection that the present embodiment relates to; include but not limited to comprise temperature alarm and power-off protection; cross wet alarm; water damage alarm and power-off protection; smoke alarm and power-off protection; and other parameter acquisition module of expanded configuration as required, and coordinate and control mains switch and parameter monitoring, to realize the control of long-range intelligence.
The described intelligent power supervising device of the present embodiment has very strong extensibility; can monitor single phase poaer supply and three phase mains; but the quantity of flexible configuration power supply supervision unit; can configure according to the actual requirements different external environmental parameter monitoring sensor modules; in the different different emergency protection modules of application scenario configuration, and build monitoring and the network management system of associating by the Internet together with other system and equipment.
Claims (5)
1. intelligent power supervising device, be used for the remote control power switch, the power consumption of a plurality of electric equipments in monitor network and environmental parameter, it is characterized in that, described intelligent power supervising device comprises a plurality of relay switches, the electric equipment that each described relay switch is corresponding with one is electrically connected to, be used for the measurement module that output current/voltage/power/power factor is measured to each equipment, be used for gathering the environmental parameter acquisition module of environmental parameter, the control circuit that is connected with described a plurality of electric equipment communications, be used for accessing the Ethernet interface of described network, the AC-DC power module, central processing unit and memory.
2. intelligent power supervising device according to claim 1, is characterized in that, described environmental parameter acquisition module is to gather environmental parameter by external temperature, humidity, water logging and cigarette propagated sensation sensor.
3. intelligent power supervising device according to claim 1, it is characterized in that, for each electric equipment provides a pair of communication interface, one of them interface is connected to the communication interface of an in check electric equipment, and another interface can be connected to a server in network.
4. intelligent power supervising device according to claim 1, is characterized in that, described control circuit comprises an emergency protective circuit.
5. intelligent power supervising device according to claim 4, is characterized in that, described emergency protective circuit comprises overload early warning circuit, release, residual current circuit breaker.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204441950U CN202998169U (en) | 2011-11-11 | 2011-11-11 | Intelligent power source monitoring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011204441950U CN202998169U (en) | 2011-11-11 | 2011-11-11 | Intelligent power source monitoring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202998169U true CN202998169U (en) | 2013-06-12 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011204441950U Expired - Fee Related CN202998169U (en) | 2011-11-11 | 2011-11-11 | Intelligent power source monitoring device |
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| Country | Link |
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| CN (1) | CN202998169U (en) |
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103855807A (en) * | 2014-03-24 | 2014-06-11 | 东南大学 | System, method and execution module capable of achieving domestic intelligent power grid management |
| CN105785158A (en) * | 2015-02-25 | 2016-07-20 | 徐光梅 | Automatic measuring device for electrical devices and measuring method thereof |
| CN105868076A (en) * | 2016-04-01 | 2016-08-17 | 浪潮电子信息产业股份有限公司 | Cluster power consumption control method base on intelligent PDU |
| CN105933460A (en) * | 2016-07-10 | 2016-09-07 | 中国传媒大学 | Intelligent power supply monitoring system for college electronic circuit laboratory |
| CN107255955A (en) * | 2017-06-02 | 2017-10-17 | 合肥同佑电子科技有限公司 | A kind of power supply switch control system |
| CN109584528A (en) * | 2017-09-28 | 2019-04-05 | 北京同步科技有限公司 | Long-distance management device and its method for remote management for information issuing system |
| CN109613448A (en) * | 2018-11-15 | 2019-04-12 | 珠海许继电气有限公司 | Intelligent power dynamic environment test method and system |
| CN110362011A (en) * | 2019-07-17 | 2019-10-22 | 湖南联智桥隧技术有限公司 | The data acquisition box of integrated remote control switch |
| CN110601375A (en) * | 2019-10-23 | 2019-12-20 | 杭州四方博瑞科技股份有限公司 | Integrated controller suitable for skynet monitoring |
| CN110794946A (en) * | 2019-11-11 | 2020-02-14 | 苏州超集信息科技有限公司 | Power management system |
| CN111897251A (en) * | 2020-06-22 | 2020-11-06 | 南通大学 | Energy consumption monitoring system based on CAN bus |
-
2011
- 2011-11-11 CN CN2011204441950U patent/CN202998169U/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103855807A (en) * | 2014-03-24 | 2014-06-11 | 东南大学 | System, method and execution module capable of achieving domestic intelligent power grid management |
| CN105785158A (en) * | 2015-02-25 | 2016-07-20 | 徐光梅 | Automatic measuring device for electrical devices and measuring method thereof |
| CN105868076A (en) * | 2016-04-01 | 2016-08-17 | 浪潮电子信息产业股份有限公司 | Cluster power consumption control method base on intelligent PDU |
| CN105933460A (en) * | 2016-07-10 | 2016-09-07 | 中国传媒大学 | Intelligent power supply monitoring system for college electronic circuit laboratory |
| CN107255955A (en) * | 2017-06-02 | 2017-10-17 | 合肥同佑电子科技有限公司 | A kind of power supply switch control system |
| CN109584528A (en) * | 2017-09-28 | 2019-04-05 | 北京同步科技有限公司 | Long-distance management device and its method for remote management for information issuing system |
| CN109613448A (en) * | 2018-11-15 | 2019-04-12 | 珠海许继电气有限公司 | Intelligent power dynamic environment test method and system |
| CN110362011A (en) * | 2019-07-17 | 2019-10-22 | 湖南联智桥隧技术有限公司 | The data acquisition box of integrated remote control switch |
| CN110601375A (en) * | 2019-10-23 | 2019-12-20 | 杭州四方博瑞科技股份有限公司 | Integrated controller suitable for skynet monitoring |
| CN110794946A (en) * | 2019-11-11 | 2020-02-14 | 苏州超集信息科技有限公司 | Power management system |
| CN110794946B (en) * | 2019-11-11 | 2023-12-12 | 苏州超集信息科技有限公司 | Power management system |
| CN111897251A (en) * | 2020-06-22 | 2020-11-06 | 南通大学 | Energy consumption monitoring system based on CAN bus |
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