CN108599377B - Monitoring method of 230M power negative control communication base station - Google Patents
Monitoring method of 230M power negative control communication base station Download PDFInfo
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 81
- 238000004891 communication Methods 0.000 title claims abstract description 54
- 238000000034 method Methods 0.000 title claims abstract description 15
- 239000013642 negative control Substances 0.000 title claims description 17
- 238000012545 processing Methods 0.000 claims abstract description 8
- 230000002159 abnormal effect Effects 0.000 claims abstract description 6
- 238000005070 sampling Methods 0.000 claims description 53
- 238000006243 chemical reaction Methods 0.000 claims description 15
- 230000008439 repair process Effects 0.000 claims description 8
- 230000002457 bidirectional effect Effects 0.000 claims description 3
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- 230000007774 longterm Effects 0.000 claims description 3
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- 241000271227 Juncus oxymeris Species 0.000 description 1
- 230000005856 abnormality Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02J—CIRCUIT ARRANGEMENTS OR SYSTEMS FOR SUPPLYING OR DISTRIBUTING ELECTRIC POWER; SYSTEMS FOR STORING ELECTRIC ENERGY
- H02J13/00—Circuit arrangements for providing remote indication of network conditions, e.g. an instantaneous record of the open or closed condition of each circuitbreaker in the network; Circuit arrangements for providing remote control of switching means in a power distribution network, e.g. switching in and out of current consumers by using a pulse code signal carried by the network
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- H02J13/0013—
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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
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E60/00—Enabling technologies; Technologies with a potential or indirect contribution to GHG emissions mitigation
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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
- 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
- Y04S20/244—Home appliances the home appliances being or involving heating ventilating and air conditioning [HVAC] units
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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
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Abstract
The invention provides a monitoring method of a 230M electric power load control communication base station, which is implemented by a monitoring system consisting of a monitoring front-end processor, a background server and a monitoring terminal, wherein the monitoring front-end processor is provided with 1 station in each 230M electric power load control communication base station; the method mainly comprises the steps that each monitoring front-end processor samples working voltage, current and temperature and humidity information of a corresponding 230M electric power load control communication base station in real time and sends the working voltage, the current and the temperature and humidity information to a background server; the background server compares the sampled voltage/current and temperature information with a built-in empirical value criterion to judge the working state of the base station, and when the base station is abnormal, the background server alarms the monitoring terminal and pushes the judged fault type; and the monitoring personnel correspondingly makes a fault processing decision according to the data and the judgment result pushed by the background server. The invention has low cost and convenient realization, can greatly shorten the fault finding and judging time, saves manpower and material resources and improves the management efficiency of the base station.
Description
Technical Field
The invention relates to the technical field of power load management systems, in particular to a monitoring method of a 230M power load control communication base station.
Background
The 230M load control communication base station is a special channel of a power load control system, and is an important platform for realizing ordered power utilization work such as power utilization information acquisition and 'power utilization is not limited due to peak staggering, power limitation is not required to be pulled', and the like. When the 230M negative control communication base station has the conditions of bad power supply, long hair, abnormal serial server and the like, the power load control and the data acquisition are seriously influenced. At present, a 230M load control communication base station comprises a radio station and a direct current power supply connected with the radio station, the base station is generally distributed in various transformer substations and other places, the base station is unattended during working, and an effective monitoring means is lacked in the field working state. When the 230M negative control communication base station fails, the current practice is that a maintainer searches and analyzes the failure reason from the 230M negative control communication base station on site, and on one hand, the maintainer needs experience when searching the failure on site; on the other hand, the part needing to be overhauled or the accessory to be replaced needs to be determined according to the fault condition, and then the fault is correspondingly processed, so that the efficiency is low, time and labor are wasted, and the operation of the power load control system is seriously influenced. Therefore, it is necessary to research a new monitoring method for a negative control communication base station.
Disclosure of Invention
The purpose of the invention is: aiming at the problems in the prior art, the monitoring method of the 230M electric power load control communication base station can be used for carrying out online monitoring on the 230M electric power load control communication base station, giving an alarm in time when an abnormality occurs, and quickly and accurately judging the fault type so as to be beneficial to pointed rush repair.
The technical scheme of the invention is as follows: the monitoring method of the 230M electric power load control communication base station is implemented by a 230M electric power load control communication base station monitoring system, and the monitoring system comprises a monitoring front-end processor, a background server and a monitoring terminal; 1 monitoring front-end processor is arranged on each 230M power load control communication base station; the background server and the monitoring terminal are arranged in a monitoring center of the power load control system; the monitoring front-end processor is in communication connection with the background server; the monitoring terminal is electrically connected with the background server; the monitoring method comprises the following steps:
firstly, each monitoring front-end processor samples working voltage, current and temperature and humidity information of a corresponding 230M power load control communication base station in real time and sends the working voltage, the current and the temperature and humidity information to a background server at a far end;
secondly, the background server pushes the received real-time information to the monitoring terminal, and meanwhile, the background server judges the received working voltage, current and temperature information of each base station as follows and sends the judgment result and the alarm information to the monitoring terminal:
if the sampled working current of the base station radio station is I =0A, judging that the base station has a serious fault and needs emergency repair;
if the sampled working current of the base station radio station is more than 0A and less than or equal to 0.3A, judging that the base station is started but does not work and is in a standby state;
if the sampled working current of the base station radio station is more than 0.3A and less than or equal to 1.6A and the current continuously fluctuates, judging that a receiver of the base station is in a data receiving state;
if the sampled working current of the base station radio station continuously exceeds 15 minutes and is between 1.2A and 1.6A, and the current does not fluctuate, the base station is judged to be in a long-term receiving state, and the problem of terminal long-time transmission possibly exists;
if the sampled working current of the base station radio station is more than 1.6A and less than or equal to 2.5A, judging that the standing wave of the base station is large and the antenna of the base station is abnormal;
if the sampled working current of the base station radio station is more than 5A and less than or equal to I and less than or equal to 7A, judging that the base station is in a good working state;
if the sampled working voltage U =0V of the base station radio station, judging that the power supply of the base station has a fault and needing emergency repair;
if the sampled working voltage U of the base station radio station is larger than 13V, judging that the base station power supply works normally;
if the sampled working voltage of the base station radio station is more than 0 and less than or equal to 13V, judging that the carrying capacity of the base station direct-current power supply is insufficient and the base station direct-current power supply needs to be replaced as soon as possible;
if the monitored temperature exceeds 40 ℃, reminding that the air conditioner of the base station machine room needs to be checked as soon as possible, and avoiding the damage caused by the equipment working in a high-temperature environment;
and thirdly, the monitoring personnel acquires the data and the judgment result pushed by the background server from the monitoring terminal and makes a fault processing decision correspondingly.
The further scheme is as follows: the monitoring front-end processor comprises a case and a circuit device arranged in the case; the circuit device comprises a voltage sampling module, a current sampling module, a sampling and holding module, an AD conversion module, a temperature and humidity sampling module, a CPU module, a storage module, a communication module and a power supply module; wherein:
the voltage sampling module is connected in parallel to a power line connecting a radio station of the base station and the direct-current power supply and is used for collecting a working voltage signal of the radio station of the base station;
the current sampling module is connected in series with a power line connecting a radio station of the base station and a direct-current power supply and is used for collecting a working current signal of the radio station of the base station;
the sampling and holding module is used for enabling the voltage sampled by the voltage sampling module to be consistent with the voltage sampled by the AD conversion module, and the input end of the sampling and holding module is electrically connected with the output end of the voltage sampling module;
the AD conversion module is used for converting the sampled voltage and current analog quantity signals into digital quantity signals and sending the digital quantity signals to the CPU module, and the input end of the AD conversion module is respectively and electrically connected with the output end of the sample-hold module and the output end of the current sampling module; the signal output end of the AD conversion module is electrically connected with the CPU module;
the temperature and humidity sampling module is used for detecting the temperature and the humidity of the current working environment of the base station and sending a detection signal to the CPU module in real time; the signal output end of the temperature and humidity sampling module is electrically connected with the CPU module;
the CPU module is used for processing the received sampling voltage, current and temperature and humidity information, then sending the processed sampling voltage, current and temperature and humidity information to the background server through the communication module, and meanwhile sending the processed sampling voltage, current and temperature and humidity information to the storage module for local storage;
the communication module is used for realizing the communication between the CPU module and the background server and is electrically connected with the CPU module in a bidirectional signal way;
and the power supply module is used for providing a working power supply for monitoring the front-end processor.
The invention has the positive effects that: (1) according to the monitoring method of the 230M electric power negative control communication base station, the working voltage and current of the 230M electric power negative control communication base station are monitored, the voltage and current criterion formed by an empirical value is combined, the running condition of the 230M electric power negative control communication base station can be effectively monitored, when the base station runs abnormally, a system can give an alarm in time and prompt corresponding fault types, and therefore maintenance personnel can carry out rush repair in a targeted mode. (2) The 230M power negative control communication base station monitoring system adopted by the invention can be formed by only adding one monitoring front-end processor at each 230M power negative control communication base station and combining the existing background server and monitoring terminal, and has the advantages of convenient system layout, lower cost and high cost performance; the monitoring front-end processor does not need to change the base station, does not influence the work of the base station, and is safe and reliable.
Drawings
FIG. 1 is a schematic diagram of a monitoring system used in the present invention;
fig. 2 is a schematic circuit diagram of the monitoring front-end processor in fig. 1.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
(example 1)
Referring to fig. 1 and fig. 2, the monitoring method of the 230M power negative control communication base station of the embodiment is implemented by a monitoring system of the 230M power negative control communication base station, and the monitoring system mainly comprises a monitoring front-end processor, a background server and a monitoring terminal.
The monitoring front-end processor is provided with 1 station in each 230M electric power load control communication base station, and the background server and the monitoring terminal are arranged in a monitoring center of the electric power load control system. The monitoring front-end processor is used for sampling and monitoring the working voltage and current of the 230M power negative control communication base station in real time, and sending the monitored voltage and current signals to the background server after processing; the background server is used for receiving the real-time monitoring values of the working voltage and the current of each base station and pushing the real-time monitoring values to the monitoring terminal, meanwhile, the background server compares the received real-time monitoring values of the working voltage and the current of each base station with a built-in voltage/current empirical value criterion, and when the base station is judged to be abnormal in work, the background server gives an alarm to the monitoring terminal and pushes the judged fault type. The monitoring terminal is used for providing a human-computer interaction interface.
Referring to fig. 2, the monitoring front-end processor is composed of a case and a circuit device arranged in the case, wherein the circuit device is mainly composed of a voltage sampling module, a current sampling module, a sampling and holding module, an AD conversion module, a temperature and humidity sampling module, a CPU module, a storage module, a communication module and a power module.
The voltage sampling module is used for collecting working voltage signals of a 230M electric power load control communication base station radio station; the voltage sampling module is connected in parallel to a power line connecting a radio station of the base station and the direct-current power supply.
The current sampling module is used for collecting working current signals of a 230M electric power load control communication base station radio station; the current sampling module is connected in series with a power line connecting a radio station of the base station and a direct current power supply.
And the sampling and holding module is used for enabling the voltage sampled by the voltage sampling module to be consistent with the voltage sampled by the AD conversion module so as to protect the sampling precision, and the input end of the sampling and holding module is electrically connected with the output end of the voltage sampling module.
The AD conversion module is used for converting the sampled voltage and current analog quantity signals into digital quantity signals which can be received by the CPU module and sending the digital quantity signals to the CPU module, and the input end of the AD conversion module is respectively and electrically connected with the output end of the sampling and holding module and the output end of the current sampling module; and the signal output end of the AD conversion module is electrically connected with the CPU module.
The temperature and humidity sampling module is used for detecting the temperature and the humidity of the current working environment of the base station and sending a detection signal to the CPU module in real time, and the detected temperature and humidity information can assist monitoring personnel to judge the working state of the base station according to experience and take corresponding control measures when the base station is overheated; and the signal output end of the temperature and humidity sampling module is electrically connected with the CPU module.
And the CPU module is used for processing the received sampling voltage, current and temperature and humidity information, then sending the processed sampling voltage, current and temperature and humidity information to the storage module for local storage so as to be called later when the base station fails, and sending the processed sampling voltage, current and temperature and humidity information to the background server through the communication module.
The communication module is used for realizing the communication between the CPU module and the background server, and can be communicated with the background server in a wireless communication mode, a serial communication mode and a wired network communication mode; the communication module is electrically connected with the CPU module in a bidirectional signal mode.
And the power supply module is used for providing a working power supply for monitoring the front-end processor.
The monitoring method of the 230M power negative control communication base station comprises the following steps:
firstly, each monitoring front-end processor samples working voltage, current and temperature and humidity information of a corresponding 230M power load control communication base station in real time and sends the working voltage, the current and the temperature and humidity information to a background server at a far end;
secondly, the background server pushes the received real-time information to the monitoring terminal, and meanwhile, the background server judges the received working voltage, current and temperature information of each base station as follows and sends the judgment result and the alarm information to the monitoring terminal:
if the sampled working current of the base station radio station is I =0A, judging that the base station has a serious fault and needs emergency repair;
if the sampled working current of the base station radio station is more than 0A and less than or equal to 0.3A, judging that the base station is started but does not work and is in a standby state;
if the sampled working current of the base station radio station is more than 0.3A and less than or equal to 1.6A and the current continuously fluctuates, judging that a receiver of the base station is in a data receiving state;
if the sampled working current of the base station radio station continuously exceeds 15 minutes and is between 1.2A and 1.6A, and the current does not fluctuate, the base station is judged to be in a long-term receiving state, and the problem of terminal long-time transmission possibly exists;
if the sampled working current of the base station radio station is more than 1.6A and less than or equal to 2.5A, judging that the standing wave of the base station is large and the antenna of the base station is abnormal;
if the sampled working current of the base station radio station is more than 5A and less than or equal to I and less than or equal to 7A, judging that the base station is in a good working state;
if the sampled working voltage U =0V of the base station radio station, judging that the power supply of the base station has a fault and needing emergency repair;
if the sampled working voltage U of the base station radio station is larger than 13V, judging that the base station power supply works normally;
if the sampled working voltage of the base station radio station is more than 0 and less than or equal to 13V, judging that the carrying capacity of the base station direct-current power supply is insufficient and the base station direct-current power supply needs to be replaced as soon as possible;
if the monitored temperature exceeds 40 ℃, the base station machine room air conditioner is reminded to be checked as soon as possible, and the damage caused by the fact that the equipment works in a high-temperature environment is avoided.
And thirdly, the monitoring personnel acquires the data and the judgment result pushed by the background server from the monitoring terminal and makes a fault processing decision correspondingly.
The above embodiments are illustrative of specific embodiments of the present invention, and are not restrictive of the present invention, and those skilled in the relevant art can make various changes and modifications without departing from the spirit and scope of the present invention to obtain corresponding equivalent technical solutions, and therefore all equivalent technical solutions should be included in the scope of the present invention.
Claims (2)
1. A monitoring method of a 230M power negative control communication base station is characterized in that: the monitoring system is implemented by a 230M power load control communication base station monitoring system, and comprises a monitoring front-end processor, a background server and a monitoring terminal; 1 monitoring front-end processor is arranged on each 230M power load control communication base station; the background server and the monitoring terminal are arranged in a monitoring center of the power load control system; the monitoring front-end processor is in communication connection with the background server; the monitoring terminal is electrically connected with the background server; the monitoring method comprises the following steps:
firstly, each monitoring front-end processor samples working voltage, current and temperature and humidity information of a corresponding 230M power load control communication base station in real time and sends the working voltage, the current and the temperature and humidity information to a background server at a far end;
secondly, the background server pushes the received real-time information to the monitoring terminal, and meanwhile, the background server judges the received working voltage, current and temperature information of each base station as follows and sends the judgment result and the alarm information to the monitoring terminal:
if the sampled working current of the base station radio station is I =0A, judging that the base station has a serious fault and needs emergency repair;
if the sampled working current of the base station radio station is more than 0A and less than or equal to 0.3A, judging that the base station is started but does not work and is in a standby state;
if the sampled working current of the base station radio station is more than 0.3A and less than or equal to 1.6A and the current continuously fluctuates, judging that a receiver of the base station is in a data receiving state;
if the sampled working current of the base station radio station continuously exceeds 15 minutes and is between 1.2A and 1.6A, and the current does not fluctuate, the base station is judged to be in a long-term receiving state, and the problem of terminal long-time transmission possibly exists;
if the sampled working current of the base station radio station is more than 1.6A and less than or equal to 2.5A, judging that the standing wave of the base station is large and the antenna of the base station is abnormal;
if the sampled working current of the base station radio station is more than 5A and less than or equal to I and less than or equal to 7A, judging that the base station is in a good working state;
if the sampled working voltage U =0V of the base station radio station, judging that the power supply of the base station has a fault and needing emergency repair;
if the sampled working voltage U of the base station radio station is larger than 13V, judging that the base station power supply works normally;
if the sampled working voltage of the base station radio station is more than 0 and less than or equal to 13V, judging that the carrying capacity of the base station direct-current power supply is insufficient and the base station direct-current power supply needs to be replaced as soon as possible;
if the monitored temperature exceeds 40 ℃, reminding that the air conditioner of the base station machine room needs to be checked as soon as possible, and avoiding the damage caused by the equipment working in a high-temperature environment;
and thirdly, the monitoring personnel acquires the data and the judgment result pushed by the background server from the monitoring terminal and makes a fault processing decision correspondingly.
2. The monitoring method of the 230M power negative control communication base station according to claim 1, wherein: the monitoring front-end processor comprises a case and a circuit device arranged in the case; the circuit device comprises a voltage sampling module, a current sampling module, a sampling and holding module, an AD conversion module, a temperature and humidity sampling module, a CPU module, a storage module, a communication module and a power supply module; wherein:
the voltage sampling module is connected in parallel to a power line connecting a radio station of the base station and the direct-current power supply and is used for collecting a working voltage signal of the radio station of the base station;
the current sampling module is connected in series with a power line connecting a radio station of the base station and a direct-current power supply and is used for collecting a working current signal of the radio station of the base station;
the sampling and holding module is used for enabling the voltage sampled by the voltage sampling module to be consistent with the voltage sampled by the AD conversion module, and the input end of the sampling and holding module is electrically connected with the output end of the voltage sampling module;
the AD conversion module is used for converting the sampled voltage and current analog quantity signals into digital quantity signals and sending the digital quantity signals to the CPU module, and the input end of the AD conversion module is respectively and electrically connected with the output end of the sample-hold module and the output end of the current sampling module; the signal output end of the AD conversion module is electrically connected with the CPU module;
the temperature and humidity sampling module is used for detecting the temperature and the humidity of the current working environment of the base station and sending a detection signal to the CPU module in real time; the signal output end of the temperature and humidity sampling module is electrically connected with the CPU module;
the CPU module is used for processing the received sampling voltage, current and temperature and humidity information, then sending the processed sampling voltage, current and temperature and humidity information to the background server through the communication module, and meanwhile sending the processed sampling voltage, current and temperature and humidity information to the storage module for local storage;
the communication module is used for realizing the communication between the CPU module and the background server and is electrically connected with the CPU module in a bidirectional signal way;
and the power supply module is used for providing a working power supply for monitoring the front-end processor.
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| CN108574342B (en) * | 2018-05-23 | 2023-10-27 | 国网江苏省电力有限公司常州供电分公司 | Monitoring system of 230M power load control communication base station |
| CN112672374B (en) * | 2020-11-30 | 2022-11-25 | 国网山东省电力公司滨州供电公司 | Electric power data communication state processing system and terminal |
| CN115002412A (en) * | 2022-05-26 | 2022-09-02 | 浙江省通信产业服务有限公司 | Monitoring system for communication base station |
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| CN103269127A (en) * | 2013-05-15 | 2013-08-28 | 奇瑞汽车股份有限公司 | Remote monitoring system and remote monitoring method of communication base station power supply |
| CN106679714A (en) * | 2015-11-08 | 2017-05-17 | 重庆阿尔迪机电技术开发有限公司 | Power monitoring system of base station |
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| CN108599377A (en) | 2018-09-28 |
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