CN107390608A - Internet of Things single-phase electric devices management terminal and method based on power line carrier, PLC - Google Patents

Internet of Things single-phase electric devices management terminal and method based on power line carrier, PLC Download PDF

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Publication number
CN107390608A
CN107390608A CN201710623390.1A CN201710623390A CN107390608A CN 107390608 A CN107390608 A CN 107390608A CN 201710623390 A CN201710623390 A CN 201710623390A CN 107390608 A CN107390608 A CN 107390608A
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CN
China
Prior art keywords
information
equipment
power
electrical equipment
control unit
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CN201710623390.1A
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Chinese (zh)
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CN107390608B (en
Inventor
王利
孙磊
李建冬
诸书章
原晓明
张睿
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北京机械设备研究所
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Priority to CN201710623390.1A priority Critical patent/CN107390608B/en
Publication of CN107390608A publication Critical patent/CN107390608A/en
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Publication of CN107390608B publication Critical patent/CN107390608B/en

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    • GPHYSICS
    • G05CONTROLLING; REGULATING
    • G05BCONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
    • G05B19/00Programme-control systems
    • G05B19/02Programme-control systems electric
    • G05B19/04Programme control other than numerical control, i.e. in sequence controllers or logic controllers
    • G05B19/048Monitoring; Safety

Abstract

The present invention relates to a kind of Internet of Things single-phase electric devices management terminal and method based on power line carrier, PLC, the management terminal includes housing, power socket module, indicator lamp, power supply base, permanent magnet, equipment radio frequency distinguishing mark, personnel's radio frequency identification marker and control circuit.The management terminal can realize the real-time record of the equipment running status such as electrical equipment switching on and shutting down time, operation power, voltage, electric current, power factor, electricity;Realize the binding of electrical equipment or instrument and operating personnel's information;Realize the real-time record of equipment service condition information;After the parameter index such as plant capacity or electric current exceedes threshold value, device powers down or alarm operation are realized automatically.

Description

Internet of Things single-phase electric devices management terminal and method based on power line carrier, PLC

Technical field

The present invention relates to Internet of Things field, especially a kind of Internet of Things single-phase electric devices pipe based on power line carrier, PLC Manage terminal and method.

Background technology

As factory and the important fixed assets in laboratory, running status and service condition are to assess its hair for equipment and instrument Wave the important indicator of effectiveness, it is current more by artificial statistics equipment operation and use information, workload is big, intelligent level not Height, continual record data can not be formed, be not suitable for carrying out big data analysis.

Also partial monopoly proposes solution, patent CN202142734U for equipment and instrument management《Band experiment Power supply row's seat of room equipment operation condition automatic recording function》Disclose it is a kind of can recording laboratory equipment operation condition automatically Multi-plug power socket, USB recording equipment operation informations can be passed through.But can not real-time monitoring equipment operation conditions, reading can only be passed through Take the information stored in USB flash disk to carry out post analysis, and the information of operating personnel and the service of connection devices can not be recognized.

The content of the invention

In view of above-mentioned analysis, the present invention is intended to provide a kind of Internet of Things single-phase electric devices based on power line carrier, PLC Management terminal and method, by electrical equipment on-line condition monitoring, realizing electrical equipment service condition and personnel's handling situations Information gathering with real time record, and by protection and alarm mechanism realize Electrical Safety.

The purpose of the present invention is mainly achieved through the following technical solutions:

A kind of Internet of Things single-phase electric devices management terminal based on power line carrier, PLC, including:Power outlet 3, power supply Socket 5 and control circuit 9;

The control circuit 9 includes main control unit 91, information acquisition unit, on-off control unit 94 and power line carrier, PLC Unit 95;Described information collecting unit gathers single-phase electric devices information and operating personnel's information, and sends information to master control Unit 91;The main control unit is by power line carrier 95 and higher level equipment management server communication, by what is received Information is sent to device management server, and the control information that receiving device management server is sent;The on-off control unit 94 carry out break-make control according to the control information that main control unit 91 receives to the single phase power supply of electrical equipment;

The power supply base 5, which connects, single-phase to be supplied electricity to the control circuit 9 and powers;The live wire of the power supply base 5 leads to successively The on-off control unit 94 and information acquisition unit is crossed with the live wire of power outlet 3 to be connected, the zero line of the power supply base 5 and Ground wire is directly connected with the zero line and ground wire of power outlet 3.

Further, the on-off control unit 94 includes single-phase magnetic latching relay, isolated drive circuit;The isolation Drive circuit receives the control signal of the main control unit 91, controls the break-make of single-phase magnetic latching relay, realizes single-phase live wire Connection and disjunction, so as to realize the power consumption control of electrical equipment.

Further, described information collecting unit includes power information collecting unit 93;The power information collecting unit 93 include single channel transformer, single channel voltage acquisition module, single-phase electrical parameter metering chip and communication serial port C, the single channel mutual inductance Device is connected on the live wire between the on-off control unit and power outlet, for gathering fire during single-phase electric devices operation Line current real time value, single channel hot voltage when single channel voltage acquisition module is used for gathering single-phase electric devices operation count in real time Value;Electric current, the voltage real time value collected is transmitted to the single-phase electrical parameter metering chip, obtains equipment running status letter Breath, the equipment running status information include power, voltage, electric current, power factor and information about power;The communication serial port C will The said equipment running state information transports to the main control unit 91.

Further, described information collecting unit also includes essential information collecting unit 92;The essential information collection is single Member 92 includes equipment radio frequency distinguishing mark 7, personnel's radio frequency identification marker 8, two-way radio frequency identification module and communication serial port B, described Equipment radio frequency distinguishing mark 7 and personnel's radio frequency identification marker 8 are connected on two-way radio frequency identification module, for identifying reception electricity consumption The id information of identification is output to the main control unit 91 by equipment id information and operating personnel's id information, the communication serial port B.

Further, power line carrier 95 includes carrier communication control chip, carrier signal transtation mission circuit, carrier wave Signal receiving demodulation circuit and communication serial port D;The carrier signal receiving demodulation circuit receives higher level equipment management server hair The power carrier signal for the carrying control information sent simultaneously is demodulated, and the control information after demodulation is sent to main control unit 91 Carry out power consumption control and controlling alarm;The communication serial port D receives power information, electrical equipment and operation from main control unit 91 Personal information, Portable power equipment and operating personnel are sent by the carrier signal transtation mission circuit superior device management server The power carrier signal of information;The carrier communication control chip is coordinated to control the work of the power line carrier 95.

Further, the main control unit 91 include power access end, fuse, electric power management circuit, communication serial port A, Main control chip and buzzer;Single-phase electricity is transformed into low pressure isolated DC by the power access end by the electric power management circuit Control is electrically accessed the main control unit 91, is powered for the control circuit 9;The fuse is connected to incoming end and power management On live wire between circuit, overcurrent protection is carried out;The main control chip control and the work for coordinating each several part of control circuit 9 Make;The control information sent by higher level equipment management server that the buzzer is received by main control unit is set for electricity consumption Standby operation irregularity is alarmed;The communication serial port A is used for and essential information collecting unit 92, power information collecting unit 93 and electric power The communication serial port of carrier communication unit 95 carries out data interaction.

Further, the control circuit 9 is fixedly installed in the closed space inside housing 2, above the housing 2 Power outlet 3 and indicator lamp 4 are installed with plate 1, power supply base 5 is installed with the left panel of the housing 2, it is described Be sequentially installed with permanent magnet 6, equipment radio frequency distinguishing mark 7 and personnel's radio frequency identification marker 8 on the front panel of housing 2, it is described forever Magnet 6 closes on the equipment radio frequency distinguishing mark 7, for adsorbing electrical equipment metallic data plate 10;The electrical equipment metal Nameplate 10 is made up of metal board 101, the electronic tag 102 of electrical equipment and rope 103, and there is hole the metal board side, described The one end of rope 103 is tied up on the metal board 101 by hole, and the other end is strapped on the power supply line of electrical equipment, described The back side of metal board 101 is adhesive with electronic tag 102, and the electronic tag 102 is anti-metal electronic tag, records electrical equipment Id information;Left side LED is red-light LED in the indicator lamp 4, is used to refer to Electrical Safety situation, and right side is green light LED, is used To indicate the management terminal work and carry out data interaction situation with device management server.

A kind of management method of Internet of Things single-phase electric devices management terminal, comprises the following steps:

Step S1, preparation before electrical equipment power-up;Before electricity consumption, electrical equipment id information is write into electrical equipment metal Nameplate 10, by the id information write operation personnel identity card of operating personnel, electrical equipment and the information of operating personnel are carried out Registration;

Step S2, policer operation librarian use electrical equipment situation, to electrical equipment on-line condition monitoring, realize that electricity consumption is set Information gathering and in real time record of the standby service condition with personnel's handling situations, and realize that electricity consumption is pacified by protection and alarm mechanism Entirely.

Further, the step S1 includes following sub-step:

Step S101, the information of electrical equipment prepares;By electrical equipment id information write-in electrical equipment metallic data plate 10 In electronic tag 102, electrical equipment information deposit factory corresponding to the electrical equipment id information or use for laboratory electric equipment letter Cease in database, when newly purchase equipment or facility information change, it is necessary to update equipment information database;

Step S102, the information of operating personnel prepares;By in the id information write operation personnel identity card of operating personnel, institute In the information deposit operating personnel's information database for stating operating personnel corresponding to the id information of operating personnel.

Further, the step S2 includes following sub-step:

Step S201, electrical equipment is reached the standard grade, and the equipment radio frequency distinguishing mark 7 reads electrical equipment id information, to electricity consumption Equipment is identified, and electrical equipment id information is sent to equipment control service by control circuit 9 by electric force carrier transmission mode Device;

Step S202, operating personnel's information is registered;Equipment operator contains operating personnel's id information electronics by carrying The ID card of label is swiped the card at personnel's radio frequency identification marker 8 carries out identity registration, and control circuit 9 leads to operating personnel's id information Cross electric force carrier transmission mode and be sent to device management server;

Step S203, equipment is powered after confirming operating personnel's information:Device management server confirms electrical equipment and behaviour After making personal information, confirmation instruction is sent by power carrier mode and arrives equipment Internet of Things single-phase electric devices management terminal, is used Electric equipment obtains right side green light LED that is electric, while lighting the indicator lamp 4 on panel, is at normal bright state;

Step S204, device management server real-time monitoring equipment running status;When the control circuit 9 runs equipment Running state information packing after device management server is sent to by power carrier mode, device management server is by equipment Running state information carries out record storage with information is operated with, and is shown at display end;It is right in device management server The Electrical Safety threshold value of electrical equipment is set, after the power consumption parameter index that the control circuit 9 collects exceedes threshold value, Two kinds of power-off, alarm treatment measures may be selected in device management server, control the management terminal cut-out equipment power supply or carry out Alarm.

The present invention has the beneficial effect that:

The equipment such as the present invention achievable electrical equipment switching on and shutting down time, operation power, voltage, electric current, power factor, electricity The real-time record of running status;The binding of electrical equipment or instrument and operating personnel's information is realized, realizes that equipment uses feelings The real-time record of condition information;After the parameter index such as plant capacity or electric current exceedes threshold value, realize automatically device powers down or Alarm operation.

Brief description of the drawings

Accompanying drawing is only used for showing the purpose of specific embodiment, and is not considered as limitation of the present invention, in whole accompanying drawing In, identical reference symbol represents identical part.

Fig. 1 is the appearance structure schematic diagram of device;

Fig. 2 is equipment nameplate structural representation;

Fig. 3 is controling circuit structure block diagram;

Fig. 4 is power supply wiring relation schematic diagram.

Embodiment

The preferred embodiments of the present invention are specifically described below in conjunction with the accompanying drawings, wherein, accompanying drawing forms the application part, and It is used for the principle for explaining the present invention together with embodiments of the present invention.

The specific embodiment of the present invention, discloses a kind of Internet of Things single-phase electric devices based on power line carrier, PLC Management terminal.

An Internet of Things single-phase electric devices management terminal manages an electrical equipment or instrument in the embodiment.

As shown in figure 1, the Internet of Things single-phase electric devices management terminal includes:Housing 2, power outlet 3, indicator lamp 4, Power supply base 5, permanent magnet 6, equipment radio frequency distinguishing mark 7, personnel's radio frequency identification marker 8 and control circuit 9;

The housing 2 is made up of top panel 1, lower panel, left panel, right panel, front panel, rear board, the control Circuit 9 is fixedly installed in the closed space inside the housing 2;

Power outlet 3 and indicator lamp 4 are installed with the top panel 1, the power outlet 3 is that five holes are inserted Seat, its rated current 10A, rated voltage 250V, for connecting electrical equipment;The indicator lamp 4 is made up of two LEDs, with The control circuit 9 connects, and is used to refer to the working condition of electrical equipment and the Internet of Things single-phase electric devices management terminal, Left side LED is red-light LED in the indicator lamp 4, is used to refer to electrical equipment power or electric current etc. and exceedes threshold value, right side is green Light LED, Internet of Things single-phase electric devices management terminal described in normal bright state instruction it is working properly and with operating personnel's identity Card binding, Internet of Things single-phase electric devices management terminal described in glittering state instruction and device management server carry out data friendship Mutually.

Power supply base 5 is installed with the left panel of the housing 2, the power supply base is that a Three-hole socket connects Power network, Three-hole socket rated current 10A, rated voltage 250V, it is electrical equipment and the Internet of Things single-phase electric devices management Terminal provides power supply.

Permanent magnet 6, equipment radio frequency distinguishing mark 7 and personnel's radio frequency identification are sequentially installed with the front panel of the housing 2 Mark 8, the permanent magnet 6 close on the equipment radio frequency distinguishing mark 7, described for adsorbing electrical equipment metallic data plate 10 Equipment radio frequency distinguishing mark 7 is used for receiving the id information of the electronic tag carried on electrical equipment metallic data plate, and the personnel penetrate Frequency distinguishing mark 8 is used for receiving the id information of operation equipment personnel.

Power outlet 3, indicator lamp 4, power supply base 5, permanent magnet 6, equipment radio frequency distinguishing mark 7, personnel's radio frequency identification marking Set location of the will 8 on each panel of housing is not limited to foregoing description, and the present embodiment does not enumerate.

As shown in Fig. 2 the electrical equipment metallic data plate 10 is by metal board 101, the electronic tag 102 and rope of electrical equipment Rope 103 is formed, and there is hole the metal board side, and described one end of rope 103 is tied up on the metal board 101 by hole, the other end It is strapped on the power supply line of electrical equipment, the back side of the metal board 101 is adhesive with electronic tag 102, the electronics mark Label 102 are anti-metal electronic tag, record the id information of electrical equipment.When the electrical equipment electricity consumption, the confession of electrical equipment Electric power line is plugged in the power outlet 3, the electrical equipment metal being strapped on the power supply line of electrical equipment Nameplate 10 can be adsorbed on the permanent magnet 6.

As shown in figure 3, shown control circuit 9 includes main control unit 91, essential information collecting unit 92, power information collection Unit 93, on-off control unit 94 and power line carrier 95;It is described;Wherein essential information collecting unit 92, use telecommunications Breath collecting unit 93, on-off control unit 94 and power line carrier 95 are fixed on the master control list by connection terminal In member 91;

The main control unit 91 include power access end, fuse, electric power management circuit, communication serial port A, main control chip and Buzzer.Single-phase electricity (alternating current 220V) is led on main control unit 91 by the power access end, and delivers to electricity by fuse Power management circuits, the fuse can fuse automatically in 91 excess flow fault condition of main control unit, prevent the danger such as fire; The electric power management circuit by single-phase electricity be transformed into low pressure isolated DC control electricity, be the main control unit 91 main control chip, Essential information collecting unit 92, power information collecting unit 93, on-off control unit 94 and power line carrier 95 are powered; The buzzer is controlled by main control chip I/O port, and when more than Electrical Safety threshold value, the buzzer sounds the alarm;It is described logical Letter serial ports A is used between essential information collecting unit 92, power information collecting unit 93 and power line carrier 95 Data interaction;

The essential information collecting unit 92 includes equipment radio frequency distinguishing mark 7, personnel's radio frequency identification marker 8, two-way and penetrated Frequency identification module and communication serial port B, the equipment radio frequency distinguishing mark 7 and personnel's radio frequency identification marker 8 are connected to two-way radio frequency On identification module, electrical equipment id information and operating personnel's id information, IDs of the communication serial port B identification are received for identifying Information is output to the main control unit 91.

Power information collecting unit 93 includes single channel transformer, single channel voltage acquisition unit, single-phase electrical parameter metering chip With communication serial port C.The single channel transformer is used for gathering single channel live wire electric current real time value during single-phase electric devices operation, single Road voltage acquisition unit is used for gathering single channel hot voltage real time value during single-phase electric devices operation, the single-phase electrical parameter The information that computation chip is collected by being solidificated in embedded program software processing transformer therein, obtain when equipment is run The running state informations such as power, voltage, electric current, power factor, electricity;The communication serial port C believes the running status collected Breath transports to the main control unit 91;

On-off control unit 94 includes single-phase magnetic latching relay, isolated drive circuit, isolated drive circuit input termination The on-off model all the way of main control unit 91, the output end of isolated drive circuit connect the control coil of single-phase magnetic latching relay, To the main contacts series connection of the live wire and single-phase magnetic latching relay of power supply for electrical equipment, when the operation power or electric current of electrical equipment After threshold value, main control unit 91 can send the switching signal of cut-out circuit, and isolated drive circuit is by the power of switching signal Amplification, driving single-phase magnetic latching relay control coil realize the separating action of its main contacts, so as to realize point of single-phase live wire It is disconnected, electrical equipment power-off.

Power line carrier 95 includes carrier Control chip, carrier signal transtation mission circuit, carrier signal and receives demodulation Circuit and communication serial port.The main control unit 91 sends equipment running status information and service condition information by communication serial port To carrier Control chip, carrier Control chip will by carrier signal transtation mission circuit by equipment running status information and service condition Signal is coupled to the live wire of main control unit 91, zero line end of incoming cables, and will send information to equipment control via the power supply base 5 Server, while the control information that carrier signal receiving demodulation circuit receiving device management server is sent, be filtered and Carrier Control chip is delivered to after demodulation, carrier Control chip is sent signal data to the main control unit 91 by serial ports, The device management server be used to direct a factory or laboratory in all electrical equipment.

The Internet of Things single-phase electric devices management terminal is with the annexation of power network and electrical equipment as shown in figure 4, electricity Live wire, zero line and the ground wire of net, the Internet of Things single-phase electric devices management is accessed by the lead-in wire terminal of the power supply base 5 Terminal, the leading-out terminal ground wire and earth terminal and zero line phase of the zero line directly with the terminals of power outlet 3 of the power supply base 5 Connection;The leading-out terminal live wire and zero line of the power supply base 5 are connected to the main control unit 91, by the main control unit 91 Fuse and electric power management circuit conversion after obtain isolate low voltage control electricity, for equipment Internet of Things single-phase electric devices management eventually Essential information collecting unit 92, power information collecting unit 93, on-off control unit 94 and the power line carrier 95 at end Control electricity is provided;The leading-out terminal live wire of the power supply base 5 passes through power information collecting unit after on-off control unit 94 Transformer on 93, is then attached to the fire-wire interfaces of the terminals of power outlet 3, and the power outlet 3 connects electrical equipment.

The management method of the Internet of Things single-phase electric devices management terminal, comprises the following steps:

Step S1, preparation before electrical equipment power-up.

Step S101, electrical equipment information prepares.By the electricity of electrical equipment id information write-in electrical equipment metallic data plate 10 In subtab 102, the information deposit factory of electrical equipment corresponding to the electrical equipment id information or use for laboratory electric equipment letter Cease in database, the information of the electrical equipment purchases time, manufacturer, specified power consumption parameter, intact shape including equipment State, maintenance record, attendant's contact method, equipment radio frequency identification information etc., when newly, purchase equipment or facility information become , it is necessary to update equipment information database during change.

Step S101, operating personnel's information prepares.It is described by the id information write operation personnel identity card of operating personnel In information deposit operating personnel's information database of operating personnel corresponding to the id information of operation equipment personnel, the operating personnel Information include operating personnel's name, contact method, worker's information in radio frequency.

Step S2, policer operation librarian use electrical equipment situation

Step S201, electrical equipment is reached the standard grade.The power supply line insertion electricity of the single-phase electric devices in factory or laboratory Supply socket module, electrical equipment metallic data plate 10 on the power supply line of electrical equipment is strapped in by the permanent magnetism by rope Body 6 is adsorbed on the front panel of housing 2, the electronic tag 102 on electrical equipment metallic data plate 10 just can with it is described Equipment radio frequency distinguishing mark 7 is in contact, and the equipment radio frequency distinguishing mark 7 reads electrical equipment id information, essential information collection Unit 92 transmits electrical equipment id information to main control unit 91, the control of the control circuit of main control unit 91 by serial communication mode Coremaking piece is sent to the power line carrier by serial communication mode

95, the power line carrier 95 is by information by electric force carrier transmission mode via the power supply base 5 It is sent to the power distribution network in factory or laboratory, the repeater on power distribution network is sent to equipment control service after modulating signals into Device, in the device id information and date storehouse that device management server transmits Internet of Things single-phase electric devices management terminal Information is compared and bound, and is recorded as equipment situation information of reaching the standard grade.

Step S202, operating personnel's information is registered.Equipment operator contains operating personnel's id information electronics by carrying The ID card of label is swiped the card at personnel's radio frequency identification marker 8 carries out identity registration, and essential information collecting unit 92 is by operator Member's id information is transmitted to main control unit 91 by serial communication mode, and the control chip of the control circuit of main control unit 91 passes through serial Communication mode is sent to the power line carrier 95, the power line carrier 95 passes through power carrier by information Transmission means is sent to the power distribution network in factory or laboratory via the power supply base 5, and the repeater on power distribution network is by signal Device management server is sent to after demodulation, Internet of Things single-phase electric devices management terminal is transmitted across by device management server The operating personnel's id information come is compared and bound with the information in database, is remembered as human users' situation information Record.

Step S203, equipment is powered after confirming operating personnel's information.Device management server confirms electrical equipment and behaviour After making personal information, send and confirm instruction, and will confirm that instruction is sent out by power carrier mode via the repeater on power distribution network Equipment Internet of Things single-phase electric devices management terminal is sent to, equipment Internet of Things single-phase electric devices management terminal receives confirmation instruction After close connecting and disconnecting of the circuit control unit 94, equipment obtains right side green light LED that is electric, while lighting the indicator lamp 4 on panel, makes it In normal bright state.

Step S204, device management server real-time monitoring equipment running status.The main control unit 91 runs equipment When power, voltage, electric current, power factor, pass through power line carrier 95 after the packing of the running state information such as electricity will It is sent to device management server, device management server is by equipment running status information and operates with information and carries out record and deposits Storage, and shown at display end;The equipment Internet of Things single-phase electric devices management terminal enters line number with device management server During according to interaction, the right side green light LED of indicator lamp 4 on panel is arranged to flicker state, flicker cycle about 1 second, prompts operating personnel Equipment Internet of Things single-phase electric devices management terminal normal operation.

The Electrical Safety threshold value of electrical equipment is set in device management server, when power information gathers list After the parameter indexs such as plant capacity or electric current that member 93 collects exceed threshold value, power-off, report may be selected in device management server Alert two kinds for the treatment of measures, treatment measures selection are set in device management server, and operating personnel can select according to device type Any one treatment measures.Device management server is sent to the single-phase use of equipment Internet of Things by the repeater treatment measures that will transfinite Electric equipment management terminal, equipment control is according to the treatment measures selection operating state, after power down process measure is received, master control of transfiniting Unit 91 controls on-off control unit 94 to cut off equipment power supply, after alert process measure is received, triggers on main control unit 91 Buzzer is alarmed, and triggers the red-light LED Chang Liang in the left side of indicator lamp 4 on panel.

In summary, the embodiments of the invention provide a kind of Internet of Things single-phase electric devices pipe based on power line carrier, PLC Terminal and management method are managed, realizes that electrical equipment switching on and shutting down time, operation power, voltage, electric current, power factor, electricity etc. are set The real-time record of standby running status;The binding of electrical equipment or instrument and operating personnel's information is realized, realizes that equipment uses The real-time record of situation information;After the parameter index such as plant capacity or electric current exceedes threshold value, realize automatically device powers down or Person, which alarms, to be operated.

The foregoing is only a preferred embodiment of the present invention, but protection scope of the present invention be not limited thereto, Any one skilled in the art the invention discloses technical scope in, the change or replacement that can readily occur in, It should all be included within the scope of the present invention.

Claims (10)

1. a kind of Internet of Things single-phase electric devices management terminal based on power line carrier, PLC, it is characterised in that including control electricity Road (9), power supply base (5) and power outlet (3);
The control circuit (9) is led to including main control unit (91), information acquisition unit, on-off control unit (94) and power carrier Believe unit (95);Described information collecting unit gathers single-phase electric devices information and operating personnel's information, and sends information to Main control unit (91);The main control unit (91) is led to by power line carrier (95) with higher level equipment management server Letter, the information received is sent to device management server, and the control information that receiving device management server is sent;It is described The control information that on-off control unit (94) receives according to the main control unit (91) is led to the single phase power supply of electrical equipment Disconnected control;
Power supply base (5) connection is single-phase to supply electricity to the control circuit (9) power supply;The live wire of the power supply base (5) is successively It is connected by the on-off control unit (94) and information acquisition unit with the live wire of power outlet (3), the power supply base (5) Zero line and ground wire be directly connected with the zero line of power outlet (3) and being grounded.
2. management terminal according to claim 1, it is characterised in that the on-off control unit (94) is protected including single-phase magnetic Hold relay and isolated drive circuit;The isolated drive circuit receives the control signal of the main control unit (91), and control is single The break-make of phase magnetic latching relay, the connection and disjunction of single-phase live wire are realized, so as to realize the power consumption control of electrical equipment.
3. management terminal according to claim 1 or 2, it is characterised in that described information collecting unit includes power information Collecting unit (93);The power information collecting unit (93) includes single channel transformer, single channel voltage acquisition module, single-phase electricity ginseng Number computation chip and communication serial port C, the single channel transformer are connected to the fire between the on-off control unit and power outlet On line, for gathering live wire electric current real time value during single-phase electric devices operation, single channel voltage acquisition module is used for gathering list Single channel hot voltage real time value when phase electrical equipment is run;Electric current, the voltage real time value collected is transmitted to the list Phase electrical parameter metering chip, obtains equipment running status information, the equipment running status information include power, voltage, electric current, Power factor and information about power;The said equipment running state information is transported to the main control unit (91) by the communication serial port C.
4. management terminal according to claim 3, it is characterised in that described information collecting unit is also adopted including essential information Collect unit (92);The essential information collecting unit (92) includes equipment radio frequency distinguishing mark (7), personnel's radio frequency identification marker (8), two-way radio frequency identification module and communication serial port B, the equipment radio frequency distinguishing mark (7) and personnel's radio frequency identification marker (8) It is connected on two-way radio frequency identification module, electrical equipment id information and operating personnel's id information, the communication is received for identifying The id information of identification is output to the main control unit (91) by serial ports B.
5. according to the management terminal described in claim 1 or 2 or 4, it is characterised in that power line carrier (95) includes carrying Wave communication control chip, carrier signal transtation mission circuit, carrier signal receiving demodulation circuit and communication serial port D;The carrier signal Receiving demodulation circuit receives the power carrier signal for the carrying control information that higher level equipment management server is sent and solved Adjust, the control information after demodulation is sent to main control unit (91) and carries out power consumption control and controlling alarm;The communication serial port D from Power information, electrical equipment and operating personnel's information are received in main control unit (91), it is upward by the carrier signal transtation mission circuit Level device management server sends the power carrier signal of Portable power equipment and operating personnel's information;The carrier communication control Chip is coordinated to control the work of the power line carrier (95).
6. management terminal according to claim 5, it is characterised in that the main control unit (91) include power access end, Fuse, electric power management circuit, communication serial port A, main control chip and buzzer;The power access end passes through the power management Single-phase electricity is transformed into the control of low pressure isolated DC and is electrically accessed the main control unit (91) by circuit, is supplied for the control circuit (9) Electricity;The fuse is connected on the live wire between incoming end and electric power management circuit, carries out overcurrent protection;The main control chip Control and coordinate the work of the control circuit (9) each several part;The buzzer by main control unit receive by higher level equipment The control information that management server is sent is alarmed for electrical equipment operation irregularity;The communication serial port A is used for and basic letter The communication serial port for ceasing collecting unit (92), power information collecting unit (93) and power line carrier (95) carries out data friendship Mutually.
7. management terminal according to claim 6, it is characterised in that the control circuit (9) is fixedly installed in housing (2) In internal closed space, power outlet (3) and indicator lamp (4), institute are installed with plate (1) above the housing (2) State and power supply base (5) is installed with the left panel of housing (2), permanent magnetism is sequentially installed with the front panel of the housing (2) Body (6), equipment radio frequency distinguishing mark (7) and personnel's radio frequency identification marker (8), the permanent magnet (6) are known with the equipment radio frequency Not Biao Zhi (7) close on, for adsorbing electrical equipment metallic data plate (10);The electrical equipment metallic data plate (10) is by metal board (101), the electronic tag (102) of electrical equipment and rope (103) composition, there are hole, the rope (103) in the metal board side One end is tied up on the metal board (101) by hole, and the other end is strapped on the power supply line of electrical equipment, the metal board (101) the back side is adhesive with electronic tag (102), and the electronic tag (102) is anti-metal electronic tag, records electrical equipment Id information;Left side LED is red-light LED in the indicator lamp (4), is used to refer to Electrical Safety situation, and right side is green light LED, It is used to refer to the management terminal work and carries out data interaction situation with device management server.
8. a kind of management method of Internet of Things single-phase electric devices management terminal, it is characterised in that comprise the following steps:
Step S1, preparation before electrical equipment power-up;Before electricity consumption, electrical equipment id information is write into electrical equipment metallic data plate (10), by the id information write operation personnel identity card of operating personnel, the information of electrical equipment and operating personnel are stepped on Note;
Step S2, policer operation librarian use electrical equipment situation, to electrical equipment on-line condition monitoring, realize that electrical equipment makes Information gathering and record in real time with situation and personnel's handling situations, and Electrical Safety is realized by protection and alarm mechanism.
9. management method according to claim 8, it is characterised in that the step S1 includes following sub-step:
Step S101, the information of electrical equipment prepares;By the electricity of electrical equipment id information write-in electrical equipment metallic data plate (10) In subtab (102), electrical equipment information deposit factory corresponding to the electrical equipment id information or use for laboratory electric equipment letter Cease in database, when newly purchase equipment or facility information change, it is necessary to update equipment information database;
Step S102, the information of operating personnel prepares;By in the id information write operation personnel identity card of operating personnel, the behaviour Make in information deposit operating personnel's information database of operating personnel corresponding to the id information of personnel.
10. management method according to claim 8, it is characterised in that the step S2 includes following sub-step:
Step S201, electrical equipment is reached the standard grade, and the equipment radio frequency distinguishing mark (7) reads electrical equipment id information, and electricity consumption is set Standby to be identified, electrical equipment id information is sent to equipment control service by control circuit (9) by electric force carrier transmission mode Device;
Step S202, operating personnel's information is registered;Equipment operator contains operating personnel's id information electronic tag by carrying ID card swiped the card at personnel's radio frequency identification marker (8) place and carry out identity registration, control circuit (9) leads to operating personnel's id information Cross electric force carrier transmission mode and be sent to device management server;
Step S203, equipment is powered after confirming operating personnel's information:Device management server confirms electrical equipment and operator After member's information, confirmation instruction is sent by power carrier mode and arrives equipment Internet of Things single-phase electric devices management terminal, electricity consumption is set It is electricly standby, while the right side green light LED of the indicator lamp on panel (4) is lighted, it is at normal bright state;
Step S204, device management server real-time monitoring equipment running status;When the control circuit (9) runs equipment Device management server is sent to by power carrier mode after running state information packing, device management server transports equipment Row status information carries out record storage with information is operated with, and is shown at display end;In device management server to The Electrical Safety threshold value of electric equipment is set, after the power consumption parameter index that the control circuit (9) collects exceedes threshold value, Two kinds of power-off, alarm treatment measures may be selected in device management server, control the management terminal cut-out equipment power supply or carry out Alarm.
CN201710623390.1A 2017-07-27 2017-07-27 Internet of Things single-phase electric devices management terminal and method based on power line carrier, PLC CN107390608B (en)

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Publication number Priority date Publication date Assignee Title
CN1773403A (en) * 2004-11-11 2006-05-17 株式会社日立制作所 Power source management system
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CN201796269U (en) * 2010-05-19 2011-04-13 山东建筑大学 Building electric equipment networking system
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CN204538813U (en) * 2015-01-19 2015-08-05 衢州光明电力工程有限公司 A kind of management information system of power-consuming
CN106371325A (en) * 2016-08-31 2017-02-01 浙江爱德利科技股份有限公司 Method employing cloud server to carry out remote electric appliance control

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1773403A (en) * 2004-11-11 2006-05-17 株式会社日立制作所 Power source management system
CN101527453A (en) * 2008-03-07 2009-09-09 苏州飞腾电器有限公司 Electric equipment control and management method
CN201796269U (en) * 2010-05-19 2011-04-13 山东建筑大学 Building electric equipment networking system
CN102420784A (en) * 2011-10-13 2012-04-18 中国电力科学研究院 Home gateway, intelligent system and energy control method thereof
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