CN113689684A - Intelligent power-off alarm system and method - Google Patents
Intelligent power-off alarm system and method Download PDFInfo
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- CN113689684A CN113689684A CN202111237104.0A CN202111237104A CN113689684A CN 113689684 A CN113689684 A CN 113689684A CN 202111237104 A CN202111237104 A CN 202111237104A CN 113689684 A CN113689684 A CN 113689684A
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
- G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
- G08B25/08—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using communication transmission lines
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/50—Testing of electric apparatus, lines, cables or components for short-circuits, continuity, leakage current or incorrect line connections
- G01R31/54—Testing for continuity
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q9/00—Arrangements in telecontrol or telemetry systems for selectively calling a substation from a main station, in which substation desired apparatus is selected for applying a control signal thereto or for obtaining measured values therefrom
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04Q—SELECTING
- H04Q2209/00—Arrangements in telecontrol or telemetry systems
- H04Q2209/40—Arrangements in telecontrol or telemetry systems using a wireless architecture
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- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
- Alarm Systems (AREA)
Abstract
The invention relates to the field of equipment outage monitoring, in particular to an intelligent outage alarm system and method. The power failure detection device comprises a current sensor and a voltage sensor, wherein the current sensor and the voltage sensor are respectively connected with a processor, the processor is connected with a memory and a wireless sensing LORA module, the wireless sensing LORA module is connected with a battery, and a plurality of power failure detection devices respectively form wireless network nodes through corresponding wireless sensing LORA; the wireless network nodes are connected with the monitoring platform, and the monitoring platform is connected with the alarm terminals. The invention ensures low power consumption and timely transmits alarm information through the connection of power failure monitoring and node communication, monitors the surrounding environment by monitoring to screen human factors, and has the advantages of simple structure, convenient movement and accurate early warning.
Description
Technical Field
The invention relates to the field of equipment power failure alarm, in particular to an intelligent power failure alarm system and method.
Background
In the process of producing the novel structural metal material, a plurality of important devices are arranged on a working site, and the safe operation of the devices is related to the production safety; meanwhile, a plurality of important production processes exist, for example, oil filtering work of the transformer, and the important processes can not be interrupted generally; this requires that we have a reliable power supply and monitor the power supply's operating conditions from time to time, which can be discovered first when there is an interruption in the power supply.
Disclosure of Invention
The invention aims to provide an intelligent power failure alarm system and method, which can solve the problems.
In order to realize the purpose, the following technical scheme is provided:
an intelligent power failure alarm system comprises power failure detection devices arranged at power supplies of different devices, wherein each power failure detection device comprises a current sensor and a voltage sensor, the current sensors and the voltage sensors are respectively connected with a processor, the processor is connected with a memory and a wireless sensing LORA module, the wireless sensing LORA module is connected with a battery, and a plurality of power failure detection devices respectively form wireless network nodes through corresponding wireless sensing LORA; the wireless network nodes are connected with the monitoring platform, and the monitoring platform is connected with the alarm terminals.
Preferably, still include the camera of solar energy power supply, the camera passes through the wireless sensing LORA module and inserts monitoring platform.
When a power failure detection device at each node detects a power failure signal, a standby power supply mode is started, a power failure message is sent to a monitoring platform through a wireless sensing LORA module, and the monitoring platform records the power failure duration and records the power failure point according to the equipment number of the power failure detection device; and forming a power failure map of the power failure points, judging a power failure source, finally forming alarm information, and sending the alarm information to a manager terminal.
Preferably, the forming of the power outage map comprises the following steps:
(1) presetting a circuit map according to the distribution of branch roads;
(2) marking different devices in different circuit maps;
(3) marking the power-off equipment in a circuit map to form a power-off map;
(4) and judging the power failure source and the power failure severity degree according to the matching of a preset power failure map or through manual verification.
Firstly, a circuit map is set, a power failure point is marked on the circuit map, the marked circuit map is the power failure map, and the power failure map and the normal circuit map are subjected to mode recognition to judge the position of the fault point.
Preferably, the sending the alarm information to the manager terminal includes the steps of:
(1) the monitoring platform packages the alarm information according to different levels; (2) adopting JSONObject to convert the alarm information packaged in the step (1) into template alarm information corresponding to a preset template message fixed format; (3) sending the template alarm information to a webservice server by an https request and using SSLSocket communication technology of SSL security protocol, and making different types of push mechanisms for users of different levels according to the levels of the alarm information by the server; (4) after receiving the push message notification, the client can send an instruction to the server in an instruction sending mode to perform alarm elimination operation.
Preferably, when the power failure detection device detects power failure, current position information of the power failure detection device is sent to the monitoring platform through the LORA wireless network, the monitoring platform determines at least one monitoring camera meeting association conditions as an associated monitoring camera of the equipment point according to the received position information, and meanwhile, the monitoring camera is awakened and kept in an open state;
preferably, after the step (3), the method further comprises the steps of simultaneously calling and recording the videos of the site, intercepting the videos 1-30 min before and after the power failure to form an alarm video and sending the alarm video to the server, wherein the alarm video is transmitted by adopting an RTMP protocol and is stored in a path which can be accessed by an external network.
Preferably, wireless sensing LORA module and camera monitoring module are in sleep state when not receiving the outage signal that outage detection device sent, and testing platform carries out reverse check at fixed cycle every, includes the following steps:
the detection platform sends out check-up signals to the wireless sensing LORA module in the network node step by step, and after each node wireless sensing LORA module receives the wireless signals, whether the wireless sensing LORA module is the wireless LORA network of this node and the upper reaches is judged:
if not, continuing to keep the sleep state;
if yes, whether the wireless sensing LORA module is the wireless sensing LORA module of the final end is judged again:
if not, waiting for the command which is the terminal;
if yes, executing the following steps: collecting voltage and current information of equipment in the current time period, comparing the voltage and current information with a preset value, and feeding back a result;
if the numerical value is normal, feeding back that all equipment points of the branch and the main trunk are normally powered; if the numerical value is abnormal, the abnormal numerical value of the equipment is fed back, and the marked outage map is checked step by step.
Compared with the prior art, the invention has the beneficial effects that:
through being connected of outage monitoring and node communication, transmission alarm information that can be timely when guaranteeing the low-power consumption utilizes the control to monitor all ring edge borders simultaneously to the screening human factor. Meanwhile, the invention has simple structure, is not limited by the process site and can move anywhere; the equipment is convenient to wire; the equipment point number can be set and can be consistent with the actual equipment name number, and the equipment early warning is accurate.
Drawings
FIG. 1 is a schematic diagram of a power-off map annotation according to the present invention;
fig. 2 is a reverse verification flow chart of the present invention.
Detailed Description
Example 1:
referring to the accompanying drawings, the intelligent power failure alarm system comprises power failure detection devices arranged at power supplies of different devices, wherein each power failure detection device comprises a current sensor and a voltage sensor, the current sensors and the voltage sensors are respectively connected with a processor, the processor is connected with a memory and a wireless sensing LORA module, the wireless sensing LORA module is connected with a battery, and a plurality of power failure detection devices respectively form a wireless network node through corresponding wireless sensing LORA; the wireless network nodes are connected with the monitoring platform, and the monitoring platform is connected with the alarm terminals. Still include the camera of solar energy power supply, the camera passes through wireless sensing LORA module access monitoring platform.
When the monitoring platform works, as shown in a preset circuit map, 12 devices, namely 12 nodes, are arranged, when a power failure detection device at each node detects a power failure signal, a standby power supply mode is started, a power failure message is sent to the monitoring platform through a wireless sensing LORA module, and the monitoring platform records the power failure duration and records the power failure point according to the device number of the power failure detection device; and marking the power failure points on the circuit map to form a power failure map and judging a power failure source, finally forming alarm information, and sending the alarm information to a manager terminal. And simultaneously calling and recording the on-site video, intercepting the video 1-30 min before and after power failure to form an alarm video, and sending the alarm video to a server, wherein the alarm video is transmitted by adopting an RTMP protocol and is stored in a path which can be accessed by an external network.
The formation of the power outage map comprises the following steps:
(1) presetting a circuit map according to the distribution of branch roads;
(2) marking different devices in different circuit maps;
(3) marking the power-off equipment in a circuit map to form a power-off map;
(4) and judging the power failure source and the power failure severity degree according to preset map matching or manual checking.
Sending the alarm information to the manager terminal comprises the following steps:
(I) the monitoring platform packages the alarm information according to different levels; (II) adopting JSONObject to convert the alarm information packaged in the step (1) into template alarm information corresponding to a preset template message fixed format; (III) sending the template alarm information to a webservice server by an https request and using SSLSocket communication technology of an SSL security protocol, and making different types of push mechanisms for different levels of users by the server according to the levels of the received template alarm information; (IV) after receiving the push message notification, the client can send an instruction to the server in an instruction sending mode to perform alarm elimination operation.
When the power failure detection device detects power failure, current position information of the power failure detection device is sent to a monitoring platform through an LORA wireless network, the monitoring platform determines at least one monitoring camera meeting association conditions as an associated monitoring camera of the equipment point according to the received position information, and simultaneously awakens and keeps the monitoring camera in an open state;
specifically, if the equipment point 12 is powered off, the point is marked in the circuit map to form a power-off map, and meanwhile, the power-off map is subjected to mode identification comparison with a preset normal circuit map;
if only the device point 12 is powered off and the device point 8 is not powered off, it is indicated that the problem is in a branch of the device point 12, if the device point 8 is also powered off, it is continuously checked whether the device point 7 is powered off, if the device point 7 is not powered off, the problem is in a branch of the device point 5, if the device point 7 is also powered off, it is continuously checked whether the device point 2 and the device point 4 are powered off, and so on.
Wireless sensing LORA module and camera monitoring module are in the sleep state when not receiving the outage signal that outage detection device sent, and testing platform carries out reverse check-up every fixed cycle, includes following steps:
the detection platform sends out check-up signals to the wireless sensing LORA module in the network node step by step, and after each node wireless sensing LORA module receives the wireless signals, whether the wireless sensing LORA module is the wireless LORA network of this node and the upper reaches is judged:
if not, continuing to keep the sleep state;
if yes, whether the wireless sensing LORA module is the wireless sensing LORA module of the final end is judged again:
if not, waiting for the command which is the terminal;
if yes, executing the following steps: collecting voltage and current information of equipment in the current time period, comparing the voltage and current information with a preset value, and feeding back a result;
generally speaking, the voltage and current values of the equipment are between 220V and 5-10A, after mutual inductance sampling, the voltage and current values are compared with preset normal values, in the embodiment, the equipment for converting the equipment voltage into a low-voltage signal comprises a voltage transformer and a voltage sampling unit, the voltage transformer converts high voltage into low voltage, the voltage sampling unit collects data of the voltage transformer, and in the embodiment, the voltage sampling unit is preferably a 32-path analog quantity collection unit with the model number of KR-AV 32; the device for converting the device current into the low-current signal comprises a current transformer and a current sampling unit, wherein the current sampling unit is used for collecting the low-current signal converted by the current transformer, the current sampling unit is preferably a 14-path alternating current signal collecting unit with the model of KR-IT14, the collected voltage and current values are respectively compared with preset values, the preset values are respectively 5v and 330ma, when the collected values are lower than the preset values, the values are considered to be abnormal, and a power-off map is fed back and marked;
if the numerical value is normal, feeding back that all equipment points of the branch and the main trunk are normally powered; if the numerical value is abnormal, the abnormal numerical value of the equipment is fed back, and the marked outage map is checked step by step.
This mode not only guarantees the low-power consumption state of equipment, can continue a journey for a long time, can avoid outage monitoring devices to report to the police untimely problem because of the trouble simultaneously, becomes network node with outage monitoring devices and LORA module, adopts from last to sending check-up signal down, and final end leads to then the scheme that the whole line leads to, effectual realization inspection purpose.
The above-mentioned solutions are not described in detail in the prior art, and are described in detail herein.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all modifications and equivalents of the present invention, which are made by the contents of the present specification and the accompanying drawings, or directly/indirectly applied to other related technical fields, are included in the scope of the present invention.
Claims (8)
1. An intelligent power failure alarm system is characterized by comprising power failure detection devices arranged at power supplies of different devices, wherein each power failure detection device comprises a current sensor and a voltage sensor, the current sensors and the voltage sensors are respectively connected with a processor, the processor is connected with a memory and a wireless sensing LORA module, the wireless sensing LORA module is connected with a battery, and a plurality of power failure detection devices respectively form wireless network nodes through corresponding wireless sensing LORA modules; the wireless network nodes are connected with the monitoring platform, and the monitoring platform is connected with the alarm terminals.
2. The intelligent power-off alarm system of claim 1, further comprising a solar powered camera, wherein the camera is connected to the monitoring platform through a wireless sensing LORA module.
3. An intelligent power-off alarm method as claimed in any one of claims 1-2, wherein when the power-off detection device at each node detects a power-off signal, a standby power supply mode is started, and a power-off message is sent to the monitoring platform through the wireless sensing LORA module, and the monitoring platform records the power-off duration and records the power-off point according to the equipment number of the power-off detection device; and forming a power failure map of the power failure points, judging a power failure source, finally forming alarm information, and sending the alarm information to a manager terminal.
4. The intelligent power-off alarm method according to claim 3, wherein the forming of the power-off map comprises the following steps:
(1) presetting a circuit map according to the distribution of branch roads;
(2) marking different devices in different circuit maps;
(3) marking the power-off equipment in a circuit map to form a power-off map;
(4) and judging the power failure source and the power failure severity degree according to the matching of a preset circuit map or through manual checking.
5. The intelligent power failure alarm method according to claim 3, wherein the sending of the alarm information to the manager terminal comprises the steps of:
the monitoring platform packages the alarm information according to different levels; (2) adopting JSONObject to convert the alarm information packaged in the step (1) into template alarm information corresponding to a preset template message fixed format; (3) sending the template alarm information to a webservice server by an https request and using SSLSocket communication technology of SSL security protocol, and making different types of push mechanisms for users of different levels according to the levels of the alarm information by the server; (4) after receiving the push message notification, the client can send an instruction to the server in an instruction sending mode to perform alarm elimination operation.
6. The intelligent power failure alarm method according to claim 3, wherein when the power failure detection device detects a power failure, current position information of the power failure detection device is sent to the monitoring platform through the LORA wireless network, so that the monitoring platform determines at least one monitoring camera meeting association conditions as an associated monitoring camera of the equipment point according to the received position information, and wakes up and keeps the monitoring camera in an on state.
7. The intelligent power failure alarm method according to claim 5, wherein the step (3) is followed by simultaneously calling and recording the video of the site, intercepting the video from 1min to 30min before and after the power failure to form an alarm video, and sending the alarm video to the server, wherein the alarm video is transmitted by using an RTMP protocol and stored in a path accessible by an external network.
8. The intelligent power-off alarm method according to claim 3, wherein the wireless sensing LORA module and the camera monitoring module are in a sleep state when a power-off signal sent by the power-off detection device is not received, and the detection platform performs reverse verification every fixed period, comprising the following steps:
the detection platform sends out check-up signals to the wireless sensing LORA module in the network node step by step, and after each node wireless sensing LORA module receives the wireless signals, whether the wireless sensing LORA module is the wireless LORA network of this node and the upper reaches is judged:
if not, continuing to keep the sleep state;
if yes, whether the wireless sensing LORA module is the wireless sensing LORA module of the final end is judged again:
if not, waiting for the command which is the terminal;
if yes, executing the following steps: collecting voltage and current information of equipment in the current time period, comparing the voltage and current information with a preset value, and feeding back a result;
if the numerical value is normal, feeding back that all equipment points of the branch and the main trunk are normally powered; if the numerical value is abnormal, the abnormal numerical value of the equipment is fed back, and the marked outage map is checked step by step.
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| CN202111237104.0A CN113689684A (en) | 2021-10-25 | 2021-10-25 | Intelligent power-off alarm system and method |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6411678B1 (en) * | 1999-10-01 | 2002-06-25 | General Electric Company | Internet based remote diagnostic system |
| CN107358788A (en) * | 2017-09-13 | 2017-11-17 | 广州市厚德物联科技有限公司 | Power supply cable disconnection monitoring and alarming device based on LoRa technology |
| CN107894753A (en) * | 2017-10-17 | 2018-04-10 | 田喜桂 | Condition Monitoring of Power System Equipment method |
| CN109729002A (en) * | 2018-12-21 | 2019-05-07 | 山东智洋电气股份有限公司 | Center monitoring alarm, disappear alarm method and device |
| CN113283041A (en) * | 2021-05-21 | 2021-08-20 | 石家庄科林电气股份有限公司 | Power failure area rapid studying and judging method based on multi-source information fusion perception algorithm |
-
2021
- 2021-10-25 CN CN202111237104.0A patent/CN113689684A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6411678B1 (en) * | 1999-10-01 | 2002-06-25 | General Electric Company | Internet based remote diagnostic system |
| CN107358788A (en) * | 2017-09-13 | 2017-11-17 | 广州市厚德物联科技有限公司 | Power supply cable disconnection monitoring and alarming device based on LoRa technology |
| CN107894753A (en) * | 2017-10-17 | 2018-04-10 | 田喜桂 | Condition Monitoring of Power System Equipment method |
| CN109729002A (en) * | 2018-12-21 | 2019-05-07 | 山东智洋电气股份有限公司 | Center monitoring alarm, disappear alarm method and device |
| CN113283041A (en) * | 2021-05-21 | 2021-08-20 | 石家庄科林电气股份有限公司 | Power failure area rapid studying and judging method based on multi-source information fusion perception algorithm |
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Application publication date: 20211123 |