CN111313935A - Wisdom power consumption safety monitoring system - Google Patents
Wisdom power consumption safety monitoring system Download PDFInfo
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- CN111313935A CN111313935A CN202010161112.0A CN202010161112A CN111313935A CN 111313935 A CN111313935 A CN 111313935A CN 202010161112 A CN202010161112 A CN 202010161112A CN 111313935 A CN111313935 A CN 111313935A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B3/00—Line transmission systems
- H04B3/54—Systems for transmission via power distribution lines
- H04B3/542—Systems for transmission via power distribution lines the information being in digital form
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K7/00—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements
- G01K7/16—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements
- G01K7/22—Measuring temperature based on the use of electric or magnetic elements directly sensitive to heat ; Power supply therefor, e.g. using thermoelectric elements using resistive elements the element being a non-linear resistance, e.g. thermistor
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R19/00—Arrangements for measuring currents or voltages or for indicating presence or sign thereof
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/06—Protocols specially adapted for file transfer, e.g. file transfer protocol [FTP]
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- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Nonlinear Science (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Power Engineering (AREA)
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- Emergency Alarm Devices (AREA)
Abstract
The invention provides an intelligent electricity safety monitoring system which comprises a monitoring terminal arranged in a household electricity distribution box and a monitoring server arranged on a background, wherein the monitoring terminal is used for collecting the current, voltage, temperature and leakage conditions of household electricity and uploading the collected data to the monitoring server on the background through power line carrier communication, and the monitoring server is used for processing the received data and displaying the processed data on a monitoring screen. The intelligent power utilization safety monitoring system realizes background power utilization acquisition by utilizing power line carrier communication, and is particularly suitable for safety monitoring of regional household power utilization.
Description
Technical Field
The invention relates to the field of safe power utilization, in particular to an intelligent power utilization safety monitoring system.
Background
The safety of power utilization needs to be realized at any time, and no matter domestic power utilization or industrial power utilization, if the safety power utilization problem is not noticed in production and life, disasters can be caused, for example, personal injury can be caused by electric shock, and electric sparks generated by equipment electric leakage can cause accidents such as fire, explosion and the like.
In the development of the internet and the internet of things, the electricity safety also utilizes the internet and the internet of things as communication tools to realize early discovery and early processing of potential safety hazards of electricity utilization and enable unsafe electricity utilization to be eliminated, the Chinese patent publication No. CN 10964316A intelligent electricity safety monitoring system comprises a cloud platform, a cloud server and a monitoring terminal; the cloud platform is used for temporarily storing the real-time data transmitted by the monitoring terminal and integrating the real-time data; the cloud server is used for storing the integrated monitoring data and is used for realizing wireless communication network connection with the cloud platform; the monitoring terminal is used for collecting and uploading safety state parameters of residual current, temperature, current, voltage, power, frequency, electric degree and the like of the electric circuit. This wisdom power consumption safety monitoring system, can solve the conflagration safety problem that arouses because the power consumption well, can carry out real-time control to the power consumption process, and can conveniently realize electric fire control detector remote monitoring, can conveniently carry out real-time data to arbitrary electric fire control detector, operations such as historical data inquiry and modification parameter, APP through the terminal can be at any time along with the control power consumption safety on ground, can also reflect out electric fire control detector's real-time status very first time, it is directly perceived to have the interface, the ease for use is strong, characteristics such as convenient operation.
At present, rural household power consumption generally adopts a household meter, namely, after the commercial power is pulled to each household, the commercial power enters the household through a power distribution cabinet with an electric meter of each household, power consumption equipment mainly comprises kitchen and bathroom electric appliances and lighting lamps in the general household, the power consumption law of the electric appliances does not need to be monitored particularly under the general condition, but along with the development of courtyard economy, the power consumption equipment is increased, the power consumption law of the household is broken, if the power consumption law is not monitored effectively, the intelligent power consumption safety monitoring system is not suitable for monitoring the power consumption safety of the rural household.
Disclosure of Invention
The invention aims to provide an intelligent electricity safety monitoring system suitable for rural household electricity safety monitoring aiming at the problem of the current rural household electricity safety.
The technical scheme adopted by the invention for realizing the technical purpose is as follows: the utility model provides a wisdom power consumption safety monitoring system, is including setting up monitor terminal in the domestic power consumption block terminal and the monitoring server who sets up at the background, monitor terminal gather the electric current, voltage, the temperature and the hourglass condition of domestic power consumption to reach the monitoring server at background through power line carrier communication with the data upload who gathers, monitoring server handles the data that receive, and demonstrates on the monitoring screen.
The intelligent power utilization safety monitoring system realizes background power utilization acquisition by utilizing power line carrier communication, and is particularly suitable for safety monitoring of regional household power utilization.
Further, in the above-mentioned wisdom power consumption safety monitoring system: the mobile monitoring terminal is in communication connection with the monitoring server in a wireless communication mode, downloads data processed by the monitoring server and displays the data on a display screen of the monitoring server.
Further, in the above-mentioned wisdom power consumption safety monitoring system: the monitoring terminal comprises a microprocessor, a power line carrier modem, a current acquisition circuit, a voltage acquisition circuit, a temperature acquisition circuit and a leakage condition detection circuit; the current acquisition circuit, the voltage acquisition circuit, the temperature acquisition circuit and the electric leakage condition detection circuit are respectively connected with the microprocessor, and the microprocessor is connected with the power line carrier modem.
Further, in the above-mentioned wisdom power consumption safety monitoring system: the current acquisition circuit comprises a current transformer L1 parallel to a commercial power N line, the current transformer L1 is grounded, and the other end of the current transformer generates an induction voltage reflecting the current on the commercial power N line and inputs the induction voltage into the microprocessor.
Further, in the above-mentioned wisdom power consumption safety monitoring system: the voltage acquisition circuit comprises a voltage dividing resistor R1, a voltage dividing resistor R2 and a current limiting resistor R3; the resistance value of the divider resistor R2 is far smaller than that of the divider resistor R1, the N line of the commercial power is connected in series with the ground through the divider resistor R1 and the divider resistor R2, and a line is led out from the common end of the divider resistor R1 and the divider resistor R2 and is connected with the microprocessor after passing through the current limiting resistor R3.
Further, in the above-mentioned wisdom power consumption safety monitoring system: the temperature detection circuit comprises a thermistor RT, a resistor R4, a resistor R5, a capacitor C1, a capacitor C2 and an operational amplifier OP1 which are arranged in a household distribution box; one end of the thermistor RT is grounded, the other end of the thermistor RT is connected with one end of a resistor R4, the other end of the resistor R4 is grounded through a capacitor C1, the common end of the resistor R4 and the capacitor C1 is connected with the non-inverting input end of an operational amplifier OP1, the out-of-phase input end of the operational amplifier is connected with the output end through a capacitor C2, and the output end of the operational amplifier is connected with the microprocessor.
Further, in the above-mentioned wisdom power consumption safety monitoring system: the electric leakage condition detection circuit comprises a first current acquisition circuit for acquiring the current of a commercial power N line and a second current acquisition circuit for acquiring the current of a commercial power L line, wherein the outputs of the first current acquisition circuit and the second current acquisition circuit are connected with a microprocessor, and electric leakage is indicated in the microprocessor according to the output of the first current acquisition circuit and the second current acquisition circuit if the output of the first current acquisition circuit is greater than the output of the second current acquisition circuit.
Further, in the above-mentioned wisdom power consumption safety monitoring system: the monitoring terminal also comprises an alarm, the alarm is connected with the microprocessor, and the microprocessor controls the alarm to give an alarm when the electric leakage condition detection circuit detects that electric leakage occurs.
Further, in the above-mentioned wisdom power consumption safety monitoring system: the monitoring terminal also comprises a trip controller, and the microprocessor controls the trip controller to disconnect the commercial power while controlling the alarm to give an alarm.
The invention will be explained in more detail below with reference to the drawings and examples.
Drawings
FIG. 1 is a block diagram of an intelligent electrical safety monitoring system according to the present invention.
FIG. 2 is a block diagram of a monitoring terminal of the intelligent electrical safety monitoring system.
FIG. 3 is a schematic circuit diagram of the intelligent electrical safety monitoring system of the present invention.
Detailed Description
This embodiment is an wisdom power consumption safety monitoring system, monitor rural family user power consumption safety condition, as shown in fig. 1, this system is including setting up the monitor terminal in each household power consumption block terminal and the monitor server who sets up at the background, in practice, use natural village as a unit, set up a monitor server, set up the electric current of a collection household power in the block terminal of every family, voltage, the monitor terminal of temperature and hourglass condition, this monitor terminal passes through the monitor server that reaches the backstage on the data that power line carrier communication will gather, monitor server handles the data that receive, and show on the monitoring screen. Meanwhile, some mobile monitoring terminals are arranged and can be smart phones provided with corresponding APPs, the smart phones read the processed data in the monitoring server through accessing the monitoring server and display the data on the smart phones, and therefore, in an electric power service area, the power line carrier communication system of a meter reading system can be utilized, the monitoring terminals installed in distribution boxes of all households are connected, and household electricity safety monitoring networking in the area is achieved. Meanwhile, relevant personnel can access corresponding contents of the monitoring server through the APP installed on the mobile phone to obtain monitored contents.
In this example. The monitoring terminal is shown in fig. 2 and comprises a microprocessor, a power line carrier modem, a current acquisition circuit, a voltage acquisition circuit, a temperature acquisition circuit and a leakage condition detection circuit; the current acquisition circuit, the voltage acquisition circuit, the temperature acquisition circuit and the electric leakage condition detection circuit are respectively connected with the microprocessor, and the microprocessor is connected with the power line carrier modem. In addition, the alarm device is connected with the microprocessor, and the microprocessor controls the alarm device to give an alarm when the electric leakage condition detection circuit detects that electric leakage occurs. If the electric leakage effect is serious, the alarm is driven to give an alarm, in practice, the alarm can be a buzzer, when the electric leakage occurs, buzzing sound is generated to remind family members of possible electric leakage of an electric device, the electric device needs to be timely treated, and safety accidents are eliminated in a bud state. The microprocessor controls the alarm to give an alarm and controls the trip controller to disconnect the commercial power at the same time, and the microprocessor can be powered up again after the electric leakage is processed.
The current acquisition circuit comprises a current transformer L1 parallel to the line N of the mains supply, the current transformer L1 is grounded, and the other end of the current transformer generates an induction voltage reflecting the current on the line N of the mains supply and inputs the induction voltage into the microprocessor. As shown in fig. 3, the magnitude of the current transformer induced voltage reflects the magnitude of the total current input to the home, which is one of the most critical data of the monitoring system. Measuring the current of the mains input with some high precision current transformers is a common way in the art.
The voltage acquisition circuit is shown in fig. 3 and comprises a voltage dividing resistor R1, a voltage dividing resistor R2 and a current limiting resistor R3; the resistance value of the divider resistor R2 is far smaller than that of the divider resistor R1, the commercial power N line is connected in series with the ground through the divider resistor R1 and the divider resistor R2, and a line is led out from the common end of the divider resistor R1 and the divider resistor R2 and is connected with the microprocessor after passing through the current limiting resistor R3. In this embodiment, the voltage dividing resistor R1 is selected to be a resistor greater than the voltage dividing resistor R2 by about fifty times.
The temperature detection circuit is shown in fig. 3 and comprises a thermistor RT, a resistor R4, a resistor R5, a capacitor C1, a capacitor C2 and an operational amplifier OP1 which are arranged in a household distribution box; one end of the thermistor RT is grounded, the other end of the thermistor RT is connected with one end of a resistor R4, the other end of the resistor R4 is grounded through a capacitor C1, the common end of the resistor R4 and the capacitor C1 is connected with the non-inverting input end of an operational amplifier OP1, the out-of-phase input end of the operational amplifier is connected with the output end through a capacitor C2, and the output end of the operational amplifier is connected with the microprocessor. In this embodiment, the resistance of the thermistor RT collected by the operational amplifier is changed due to the temperature change, which causes the voltage on the resistor R4 to change, and the operational amplifier OP1 amplifies the change for the microprocessor to read.
The electric leakage condition detection circuit is mainly characterized in that the electric current input into a household is compared with the magnitude of the backflow current, if electric leakage exists, the current on an L line is smaller than the current on an N line, as shown in figure 3, the electric leakage condition detection circuit comprises a first current acquisition circuit for acquiring the current of the N line of the commercial power and a second current acquisition circuit for acquiring the current of the L line of the commercial power, the outputs of the first current acquisition circuit and the second current acquisition circuit are connected with a microprocessor, and if the output of the first current acquisition circuit is larger than the output of the second current acquisition circuit, the electric leakage exists.
Claims (9)
1. The utility model provides an electric safety monitoring system is used to wisdom which characterized in that: including setting up monitor terminal and the monitoring server at the backstage in the domestic electricity distribution box, monitor terminal gather the electric current, voltage, temperature and the hourglass condition of domestic electricity to upload the monitoring server at backstage through power line carrier communication with the data of gathering, monitoring server handles the data of receiving, and demonstrates on the monitoring screen.
2. The system according to claim 1, wherein: the mobile monitoring terminal is in communication connection with the monitoring server in a wireless communication mode, downloads data processed by the monitoring server and displays the data on a display screen of the monitoring server.
3. The system according to claim 1, wherein: the monitoring terminal comprises a microprocessor, a power line carrier modem, a current acquisition circuit, a voltage acquisition circuit, a temperature acquisition circuit and a leakage condition detection circuit; the current acquisition circuit, the voltage acquisition circuit, the temperature acquisition circuit and the electric leakage condition detection circuit are respectively connected with the microprocessor, and the microprocessor is connected with the power line carrier modem.
4. The system according to claim 3, wherein: the current acquisition circuit comprises a current transformer L1 parallel to a commercial power N line, the current transformer L1 is grounded, and the other end of the current transformer generates an induction voltage reflecting the current on the commercial power N line and inputs the induction voltage into the microprocessor.
5. The system according to claim 3, wherein: the voltage acquisition circuit comprises a voltage dividing resistor R1, a voltage dividing resistor R2 and a current limiting resistor R3; the resistance value of the divider resistor R2 is far smaller than that of the divider resistor R1, the N line of the commercial power is connected in series with the ground through the divider resistor R1 and the divider resistor R2, and a line is led out from the common end of the divider resistor R1 and the divider resistor R2 and is connected with the microprocessor after passing through the current limiting resistor R3.
6. The system according to claim 3, wherein: the temperature detection circuit comprises a thermistor RT, a resistor R4, a resistor R5, a capacitor C1, a capacitor C2 and an operational amplifier OP1 which are arranged in a household distribution box; one end of the thermistor RT is grounded, the other end of the thermistor RT is connected with one end of a resistor R4, the other end of the resistor R4 is grounded through a capacitor C1, the common end of the resistor R4 and the capacitor C1 is connected with the non-inverting input end of an operational amplifier OP1, the out-of-phase input end of the operational amplifier is connected with the output end through a capacitor C2, and the output end of the operational amplifier is connected with the microprocessor.
7. The system according to claim 3, wherein: the electric leakage condition detection circuit comprises a first current acquisition circuit for acquiring the current of a commercial power N line and a second current acquisition circuit for acquiring the current of a commercial power L line, wherein the outputs of the first current acquisition circuit and the second current acquisition circuit are connected with a microprocessor, and electric leakage is indicated in the microprocessor according to the output of the first current acquisition circuit and the second current acquisition circuit if the output of the first current acquisition circuit is greater than the output of the second current acquisition circuit.
8. The system according to claim 3, 4, 5, 6 or 7, wherein: the monitoring terminal also comprises an alarm, the alarm is connected with the microprocessor, and the microprocessor controls the alarm to give an alarm when the electric leakage condition detection circuit detects that electric leakage occurs.
9. The system according to claim 8, wherein: the monitoring terminal also comprises a trip controller, and the microprocessor controls the trip controller to disconnect the commercial power while controlling the alarm to give an alarm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010161112.0A CN111313935A (en) | 2020-03-10 | 2020-03-10 | Wisdom power consumption safety monitoring system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010161112.0A CN111313935A (en) | 2020-03-10 | 2020-03-10 | Wisdom power consumption safety monitoring system |
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| CN111313935A true CN111313935A (en) | 2020-06-19 |
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| CN202010161112.0A Pending CN111313935A (en) | 2020-03-10 | 2020-03-10 | Wisdom power consumption safety monitoring system |
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Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105044506A (en) * | 2015-07-10 | 2015-11-11 | 成都振中电气有限公司 | Warehouse electricity utilization monitoring device |
| CN105048303A (en) * | 2015-07-15 | 2015-11-11 | 宁波新然电子信息科技发展有限公司 | Intelligent control distribution box system capable of remotely early warning |
| KR20160122300A (en) * | 2015-04-13 | 2016-10-24 | (주)미르 | Leakage current management system for power distribution box of street light |
| CN205899311U (en) * | 2016-07-27 | 2017-01-18 | 青岛宝光源科技有限公司 | Intelligence power consumption gateway |
| CN107394624A (en) * | 2017-08-29 | 2017-11-24 | 曾杰阳 | Smart home distribution box and power distribution control method |
| CN208172088U (en) * | 2018-04-04 | 2018-11-30 | 河南华拓电力设备有限公司 | Wisdom safety utilization of electric power monitoring detector residual current detection device |
| CN109412264A (en) * | 2018-10-09 | 2019-03-01 | 北京艾家科技有限公司 | Household energy consumption monitoring distribution box based on wireless routing |
| CN209087095U (en) * | 2018-11-26 | 2019-07-09 | 内蒙古万奇科技有限公司 | A kind of Electrical Safety detector |
-
2020
- 2020-03-10 CN CN202010161112.0A patent/CN111313935A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20160122300A (en) * | 2015-04-13 | 2016-10-24 | (주)미르 | Leakage current management system for power distribution box of street light |
| CN105044506A (en) * | 2015-07-10 | 2015-11-11 | 成都振中电气有限公司 | Warehouse electricity utilization monitoring device |
| CN105048303A (en) * | 2015-07-15 | 2015-11-11 | 宁波新然电子信息科技发展有限公司 | Intelligent control distribution box system capable of remotely early warning |
| CN205899311U (en) * | 2016-07-27 | 2017-01-18 | 青岛宝光源科技有限公司 | Intelligence power consumption gateway |
| CN107394624A (en) * | 2017-08-29 | 2017-11-24 | 曾杰阳 | Smart home distribution box and power distribution control method |
| CN208172088U (en) * | 2018-04-04 | 2018-11-30 | 河南华拓电力设备有限公司 | Wisdom safety utilization of electric power monitoring detector residual current detection device |
| CN109412264A (en) * | 2018-10-09 | 2019-03-01 | 北京艾家科技有限公司 | Household energy consumption monitoring distribution box based on wireless routing |
| CN209087095U (en) * | 2018-11-26 | 2019-07-09 | 内蒙古万奇科技有限公司 | A kind of Electrical Safety detector |
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