CN108738208A - A kind of street lighting monitor terminal - Google Patents
A kind of street lighting monitor terminal Download PDFInfo
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- CN108738208A CN108738208A CN201710276625.4A CN201710276625A CN108738208A CN 108738208 A CN108738208 A CN 108738208A CN 201710276625 A CN201710276625 A CN 201710276625A CN 108738208 A CN108738208 A CN 108738208A
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The present invention provides a kind of street lighting monitor terminal, the monitor terminal includes impedance matching module, PLC communication module, power module and processor module, it is connected with power module after the alternating current concatenation impedance matching module, the alternating current is directly connected with PLC communication module, and the PLC communication module is connected with processor module；The carrier signal for the high-frequency interferencing signal and isolated impedance matching module input terminal that the impedance matching module is used to eliminate power module generation is transmitted to power module, and the PLC communication module is for receiving or sending carrier signal.The beneficial effects of the invention are as follows energy-efficient Centralized Monitoring management can be carried out to street lamp, fault handling time can be shortened according to the voltage detected by acquisition module, current values, timely decision circuitry failure；Telecommunication operation can be carried out, is used manpower and material resources sparingly.
Description
Technical field
The present invention relates to city street lamp control fields, and in particular to a kind of street lighting monitor terminal.
Background technology
In recent years, China's city illumination is quickly grown, and with the development of the city, public illumination point increasingly increases, and kind is numerous
More, city illumination is important urban infrastructure, to ensureing urban traffic safety and social security, improving city function, change
Philanthropist's habitat environment plays an important roll more, and distribution is more and more wider, to these street lamps, urban landscape lamp and flood light lamp etc.
Control and maintenance workload it is also increasing, need staff's walkaround inspection mostly, and to lighting fault cannot and
Shi Faxian processing.
Invention content
The object of the present invention is to provide a kind of street lighting monitor terminals, on the basis of using manpower and material resources sparingly, Neng Goushi
Now to the Centralized Monitoring of street lamp and saving electric energy.
The technical scheme is that：
A kind of street lighting monitor terminal, the monitor terminal include impedance matching module, PLC communication module, power supply
Module and processor module, the impedance matching module include impedance matching module input terminal and impedance matching module output end,
The PLC communication module includes that power line communication power input, the first signal end of power line communication and power line are logical
Second signal end is interrogated, the power module includes power module power input, the first power output end of power module and power supply
Module second source output end, the alternating current respectively with impedance matching module input terminal and power line communication the first signal end phase
Even, the impedance matching module output end is connected with power module power input, power line communication second signal end and
Processor module is connected, and the first power output end of the power module is connected with power line communication power input, the power supply
Module second source output end is connected with the power input of processor module；The impedance matching module is for eliminating electricity
The carrier signal of high-frequency interferencing signal and isolated impedance matching module input terminal that source module generates is transmitted to power module, described
PLC communication module is used to receive or send the carrier signal of the first signal end of power line communication.
The impedance matching module further includes the 51st inductance L51~the five ten three inductance L53With the 51st capacitance C51
~the five ten three capacitance C53, the impedance matching module input terminal includes the first firewire of impedance matching module input terminal~impedance
With module third firewire input terminal and impedance matching module zero curve input terminal, the impedance matching module output end includes impedance
With the first fire wire output end of module~impedance matching module third fire wire output end and impedance matching module zero line output end；
The 51st inductance L51First end be impedance matching module pin A1, the 51st inductance L51Second
End and the 51st capacitance C51First end be connected and junction be impedance matching module pin A2, the 52nd inductance L52
First end be impedance matching module pin B1, the 52nd inductance L52Second end and the 52nd capacitance C52First
End is connected and junction is impedance matching module pin B2, the 53rd inductance L53First end draw for impedance matching module
Foot C1, the 53rd inductance L53Second end and the 53rd capacitance C53First end be connected and junction be impedance matching
Module pin C2。
The 51st inductance L51~the five ten three inductance L53Using the inductance of 680 μ h, the 51st capacitance C51
~the five ten three capacitance C53Using the capacitance of 1 μ F/400V.
The power line communication power input is three-phase four-wire system input terminal.
The processor module uses msp430 microcontrollers.
The PLC communication module includes the 31st resistance R31~the three ten six resistance R36, the 31st
Pole pipe Q31~the three ten three triode Q33, the 35th diode D35~the three ten eight diode D38, the 36th capacitance C36
~the four ten one capacitance C41, the 32nd inductance L32, the 33rd inductance L33With the second transformer T2, the 31st electricity
Hinder R31First end and the 31st triode Q31Collector be connected and connecting place is that power line communication power input is proper
Pole, the 31st resistance R31Second end, the 31st triode Q31Base stage and the 35th diode D35Anode
It is respectively connected with, the 35th diode D35Cathode and the 36th diode D36Anode be connected, the described 36th
Diode D36Cathode, the 32nd triode Q32Base stage and the 33rd triode Q33Collector be respectively connected with, it is described
33rd triode Q33Base stage, the 34th resistance R34First end and the 35th resistance R35First end distinguish phase
Even, the 33rd triode Q33Emitter and the 36th resistance R36First end be connected, the 34th resistance
R34Second end be power line communication second signal end, the 32nd triode Q32Collector and the 33rd resistance
R33First end be connected, the 33rd resistance R33Second end, the 32nd resistance R32First end and the 36th
Capacitance C36First end be respectively connected with, the 32nd resistance R32Second end and the 31st triode Q31Emitter
It is connected, the 36th capacitance C36Second end and the 32nd inductance L32First end be connected, the 32nd inductance
L32Second end, the 37th diode D37Anode, the 38th diode D38Cathode, the 37th capacitance C37?
One end, the 38th capacitance C38First end and the 33rd inductance L33First end be respectively connected with, the 38th capacitance
C38Second end and the second transformer T2Secondary coil first end be connected, the second transformer T2Primary coil
One end and the 39th capacitance C39First end, the 40th capacitance C40First end and the 41st capacitance C41First end phase
Even, the 39th capacitance C39Second end be power line communication the first zero line of the first signal, the 40th capacitance C40
Second end be power line communication the second zero line of the first signal, the 41st capacitance C41Second end be power line communication
First signal third zero line, the second transformer T2Primary coil second end be power line communication the first signal zero curve
End, the 35th resistance R35Second end, the 36th resistance R36Second end, the 32nd triode Q32Transmitting
Pole, the 37th diode D37Cathode, the 38th diode D38Anode, the 37th capacitance C37Second end, third
13 inductance L33Second end and the second transformer T2The second end of secondary coil is respectively connected with and junction is power line communication
Voltage input end cathode.
The monitor terminal includes 8 way switch amount output modules, is in parallel connect between the 8 way switch amount output module
It connects, the contactor coil that corresponded to per way switch amount output module and being located in control cabinet is connected, the main contacts of the contactor
Enter line side it is corresponding with power module input terminal, the first signal end of power line communication and alternating current junction be connected, the contactor
Outgoing line side three-phase in the combination of any one phase and zero curve there are 3 controller for road lamp input terminals to be connected respectively, the Street lamps control
Device output end is connected with street lamp.
Between the street lighting monitor terminal and controller for road lamp carrier communication by PLC communication module with
Cable between controller for road lamp carries out.
The monitor terminal further includes acquisition module, and the acquisition module includes 8 road current acquisition units, the electricity per road
The current information that collecting unit detects the three-phase in contactor circuit by 3 current transformers is flowed, the current transformer passes through
It is sleeved on the busbar of contactor circuit and measures current information, the secondary side connecting terminal and processor module of the current transformer
It is connected.
The acquisition module further includes 3 road voltage acquisition units, and 3 road voltage acquisition unit passes through 3 voltage transformers
The information of voltage between three-phase is detected, the primary side of the voltage transformer is connected in parallel with corresponding phase line and zero curve respectively, institute
The secondary side for stating voltage transformer is connected with processor module.
The invention has the advantages and positive effects that：Energy-efficient Centralized Monitoring management, energy can be carried out to street lamp
Voltage, current values enough detected by acquisition module, timely decision circuitry failure shorten fault handling time；It can
Telecommunication operation is carried out, is used manpower and material resources sparingly.
Description of the drawings
Fig. 1 is the logical construction schematic diagram of the present invention
Fig. 2 is the partial circuit diagram of the present invention
Fig. 3 is the PLC communication module circuit diagram of the present invention
Fig. 4 is the impedance matching module circuit diagram of the present invention.
Specific implementation mode
As shown in Figs 1-4, the present invention includes impedance matching module, power module, PLC communication module, place
Manage device module, GPRS communication module, switching value output module, acquisition module and keyboard display module, the impedance matching module
Including impedance matching module input terminal and impedance matching module output end, the power module includes power module power input
End, the first power output end of power module and power module second source output end, the PLC communication module include
Power line communication power input, the first signal end of power line communication and power line communication second signal end, the alternating current difference
It is connected with impedance matching module input terminal and the first signal end of power line communication, the impedance matching module output end and power supply mould
Block power input is connected, and the first power output end of the power module communicates mould with power line communication power input, GPRS
Block, switching value output module are connected with acquisition module, and the power module second source output end is electric with processor module respectively
Source input terminal is connected with keyboard display module power input, and the first power output end of the power module exports the straight of DC24V
Galvanic electricity source, the DC power supply of the power module second source output end output DC5V.
Power line communication second signal end is connected with processor module, and the impedance matching module is for eliminating power supply
The carrier signal of high-frequency interferencing signal and isolated impedance matching module input terminal that module generates is transmitted to power module, the electricity
Line of force carrier communication module is used to receive or send the carrier signal of the first signal end of power line communication；The power module passes through
The first power output end of power module is PLC communication module, GPRS communication module, switching value output module and acquisition
Module provides the DC power supply of DC24V, and the power module second source output end is processor module and keyboard display module
The DC power supply of DC5V is provided, the processor module is used to control the working condition and information feedback of street lamp, the processing
Device module uses msp430 microcontrollers.
The impedance matching module further includes the 51st inductance L51~the five ten three inductance L53With the 51st capacitance C51
~the five ten three capacitance C53, the impedance matching module input terminal includes the first firewire of impedance matching module input terminal~impedance
With module third firewire input terminal and impedance matching module zero curve input terminal, the impedance matching module output end includes impedance
With the first fire wire output end of module~impedance matching module third fire wire output end and impedance matching module zero line output end；
The impedance matching module the first firewire input terminal is impedance matching module pin A1, the second fire of the impedance matching module
Line input terminal is impedance matching module pin B1, the impedance matching module third firewire input terminal is impedance matching module pin
C1, the impedance matching module zero curve input terminal is impedance matching module pin N1, the output of the first firewire of the impedance matching module
End is impedance matching module pin A2, the second fire wire output end of the impedance matching module is impedance matching module pin B2, described
Impedance matching module third fire wire output end is impedance matching module pin C2, impedance matching module zero line output end is resistance
Anti- matching module pin N2；
The 51st inductance L51First end be impedance matching module pin A1, the 51st inductance L51Second
End and the 51st capacitance C51First end be connected and junction be impedance matching module pin A2, the 52nd inductance L52
First end be impedance matching module pin B1, the 52nd inductance L52Second end and the 52nd capacitance C52First
End is connected and junction is impedance matching module pin B2, the 53rd inductance L53First end draw for impedance matching module
Foot C1, the 53rd inductance L53Second end and the 53rd capacitance C53First end be connected and junction be impedance matching
Module pin C2。
The 51st inductance L51~the five ten three inductance L53Using the inductance of 680 μ h, the 51st capacitance C51
~the five ten three capacitance C53Using the capacitance of 1 μ F/400V.
The monitor terminal also GPRS communication modules, the GPRS communication modules include GPRS communication power supplies input terminal and
GPRS signals of communication end, the GPRS communication power supplies input terminal are connected with the first power output end of power module, and the GPRS is logical
Letter signal end is connected with processor module, and the GPRS communication module between monitor terminal and monitoring center for remotely being counted
According to transmission, the GPRS communication modules use SIM900 GPRS wireless modules.
The power module power input is power module pin UA, UB, UC and N, the first power supply of the power module
Output end includes power module the first power supply output cathode and power module the first power supply output negative pole, the power module first
Power supply output cathode is power module pin 1, and the power module the first power supply output negative pole is power module pin 2,
The power module second source output end includes power module second source output cathode and power module second source
Output negative pole, the power module second source output cathode are power module pin 3, the power module second source output
Cathode is power module pin 4.
The power line communication power input includes that power line communication power input anode and power line communication power supply are defeated
Enter cathode, the power line communication power input just extremely power line communication module pin 2, the power line communication power input
Cathode is power line communication module pin 3, and the first signal end of the power line communication includes four connecting terminals, this four wiring
Terminal is respectively 4~pin of power line communication module pin 7, and power line communication second signal end is power line communication module
Pin 1.
The power line communication power input is three-phase four-wire system input terminal, the A phases of the alternating current respectively with impedance
With module pin A1, PLC communication module pin 4 be connected, the B phases of the alternating current are drawn with impedance matching module respectively
Foot B1, PLC communication module pin 5 be connected, the C phases of the alternating current respectively with impedance matching module pin C1, electric power
The pin 6 of line carrier communication module is connected, the N of the alternating current0Mutually respectively with impedance matching module pin N1, power line carrier it is logical
The pin 7 for interrogating module is connected, the impedance matching module pin A2It is connected with power module pin UA, the impedance matching module
Pin B2It is connected with power module pin UB, the impedance matching module pin C2It is connected with power module pin UC, the impedance
Matching module pin N2It is connected with power module pin N, the power module pin 3 and PLC communication module pin 2
It is connected, the power module pin 4 is connected with PLC communication module pin 3.
The PLC communication module includes the 31st resistance R31~the three ten six resistance R36, the 31st
Pole pipe Q31~the three ten three triode Q33, the 35th diode D35~the three ten eight diode D38, the 36th capacitance C36
~the four ten one capacitance C41, the 32nd inductance L32, the 33rd inductance L33With the second transformer T2, the 31st electricity
Hinder R31First end and the 31st triode Q31Collector be connected and connecting place is that power line communication power input is proper
Pole, the 31st resistance R31Second end, the 31st triode Q31Base stage and the 35th diode D35Anode
It is respectively connected with, the 35th diode D35Cathode and the 36th diode D36Anode be connected, the described 36th
Diode D36Cathode, the 32nd triode Q32Base stage and the 33rd triode Q33Collector be respectively connected with, it is described
33rd triode Q33Base stage, the 34th resistance R34First end and the 35th resistance R35First end distinguish phase
Even, the 33rd triode Q33Emitter and the 36th resistance R36First end be connected, the 34th resistance
R34Second end be power line communication second signal end, the 32nd triode Q32Collector and the 33rd resistance
R33First end be connected, the 33rd resistance R33Second end, the 32nd resistance R32First end and the 36th
Capacitance C36First end be respectively connected with, the 32nd resistance R32Second end and the 31st triode Q31Emitter
It is connected, the 36th capacitance C36Second end and the 32nd inductance L32First end be connected, the 32nd inductance
L32Second end, the 37th diode D37Anode, the 38th diode D38Cathode, the 37th capacitance C37?
One end, the 38th capacitance C38First end and the 33rd inductance L33First end be respectively connected with, the 38th capacitance
C38Second end and the second transformer T2Secondary coil first end be connected, the second transformer T2Primary coil
One end and the 39th capacitance C39First end, the 40th capacitance C40First end and the 41st capacitance C41First end phase
Even, the 39th capacitance C39Second end be power line communication the first zero line of the first signal, the 40th capacitance C40
Second end be power line communication the second zero line of the first signal, the 41st capacitance C41Second end be power line communication
First signal third zero line, the second transformer T2Primary coil second end be power line communication the first signal zero curve
End, the 35th resistance R35Second end, the 36th resistance R36Second end, the 32nd triode Q32Transmitting
Pole, the 37th diode D37Cathode, the 38th diode D38Anode, the 37th capacitance C37Second end, third
13 inductance L33Second end and the second transformer T2The second end of secondary coil is respectively connected with and junction is power line communication
Voltage input end cathode.
The street lighting monitor terminal further includes 8 contactors, and the monitor terminal includes that 8 way switch amounts export mould
Block, it is described per way switch amount output module and corresponding contactor coil to be connected in parallel between the 8 way switch amount output module
It is connected, enter line side and power module input terminal, the first signal end of power line communication and the city of the main contacts of the contactor are electrically connected
It is corresponding connected to meet place, any one phase and zero curve combine in the three-phase of the outgoing line side of the contactor there are 3 controller for road lamp respectively
Input terminal is connected, and the controller for road lamp output end is connected with street lamp.
Pass through PLC communication module and Street lamps control between the street lighting monitor terminal and controller for road lamp
Cable between device carries out.
The monitor terminal further includes acquisition module, and the acquisition module includes 8 road current acquisition units, the electricity per road
The current information that collecting unit detects the three-phase in contactor circuit by 3 current transformers is flowed, the current transformer passes through
It is sleeved on the busbar of contactor circuit and measures current information, the secondary side connecting terminal and processor module of the current transformer
It is connected.
The acquisition module further includes 3 road voltage acquisition units, and 3 road voltage acquisition unit passes through 3 voltage transformers
The information of voltage between three-phase is detected, the primary side of the voltage transformer is connected in parallel with corresponding phase line and zero curve respectively, institute
The secondary side for stating voltage transformer is connected with processor module.
The keyboard display module includes keyboard and liquid crystal display, and the keyboard is used to input the volume of street lighting monitor terminal
Number and manually control the working condition of relay, the liquid crystal display is for the working condition of display street lamp illumination monitoring terminal and interior
Hold.
Voltage, the current information that the acquisition module is used to connect switching value output module circuit send processor die to
Block, the processor module judge the whether faulty situation of street lamp according to voltage, current information, are connected in switching value output module
If measured current value is more than default maximum current value when circuit normal power supply state, switching value output module connection circuit is in
Short-circuit condition；If if measured current value is less than default maximum current when switching value output module connects circuit normal power supply state
Value, then cable or street lamp damage in switching value output module connection circuit；By three road voltage acquisition units, the three of output are detected
Whether phase voltage has phase shortage to happen.By the comparison of voltage and current value to realize the timely passback of street lamp fault and accurate
Fault handling time is shortened in positioning.
The switching input module is 8 way switch amount input modules, described switching input module one end and processor
Module is connected, and the switching input module other end is connected with the auxiliary contact of the contactor, the On-off signal mould
Root tuber judges the working condition of switching value output module according to the closure situation of the contact of contactor, and this working condition is transmitted to
Processor module.
The control cabinet is equipped with hand control switch, and the manual switch is used to manually control the logical of contactor coil
It is disconnected, to manually control the break-make of the lower street lamp of this contactor control.
The control cabinet is equipped with power supply indicator, for showing power supply status.
The present invention can simultaneously be monitored multiple controller for road lamp, realize remote collection, the road of street lamp loop data
The real-time display of the on off state of lamp and adjustment significantly reduce the power consumption of street lamp；Street lamp fault can be believed simultaneously
Breath returns and failure street lamp is accurately positioned in time, shortens fault handling time, reduces the dimension of street lamp facilities and equipment
Shield amount improves municipal road lamp management level, not only uses manpower and material resources sparingly, but also has also achieved automatic energy saving to a certain extent
The purpose of control.
One embodiment of the present invention has been described in detail above, but the content be only the present invention preferable implementation
Example should not be construed as limiting the practical range of the present invention.It is all according to all the changes and improvements made by the present patent application range
Deng should all still fall within the scope of the patent of the present invention.
Claims (10)
1. a kind of street lighting monitor terminal, it is characterised in that:The monitor terminal includes impedance matching module, power line carrier
Communication module, power module and processor module, the impedance matching module include impedance matching module input terminal and impedance
With module output end, the PLC communication module includes power line communication power input, the letter of power line communication first
Number end and power line communication second signal end, the power module includes power module power input, the electricity of power module first
Source output terminal and power module second source output end, the alternating current respectively with impedance matching module input terminal and power line communication
First signal end is connected, and the impedance matching module output end is connected with power module power input, the power line communication
Second signal end is connected with processor module, the first power output end of the power module and power line communication power input phase
Even, the power module second source output end is connected with the power input of processor module；The impedance matching mould
Block is used to eliminate the high-frequency interferencing signal of power module generation and the carrier signal of isolated impedance matching module input terminal to power supply
Module transfer, the PLC communication module are used to receive or send the carrier signal of the first signal end of power line communication.
2. street lighting monitor terminal according to claim 1, it is characterised in that：The impedance matching module further includes
51 inductance L51~the five ten three inductance L53With the 51st capacitance C51~the five ten three capacitance C53, the impedance matching mould
Block input terminal includes the first firewire of impedance matching module input terminal~impedance matching module third firewire input terminal and impedance matching
Module zero curve input terminal, the impedance matching module output end include the first fire wire output end of impedance matching module~impedance matching
Module third fire wire output end and impedance matching module zero line output end；
The 51st inductance L51First end be impedance matching module pin A1, the 51st inductance L51Second end
With the 51st capacitance C51First end be connected and junction be impedance matching module pin A2, the 52nd inductance L52's
First end is impedance matching module pin B1, the 52nd inductance L52Second end and the 52nd capacitance C52First end
It is connected and junction is impedance matching module pin B2, the 53rd inductance L53First end be impedance matching module pin
C1, the 53rd inductance L53Second end and the 53rd capacitance C53First end be connected and junction be impedance matching mould
Block pin C2。
3. street lighting monitor terminal according to claim 2, it is characterised in that：The 51st inductance L51~the five
13 inductance L53Using the inductance of 680 μ h, the 51st capacitance C51~the five ten three capacitance C53Using the electricity of 1 μ F/400V
Hold.
4. street lighting monitor terminal according to claim 1, it is characterised in that：The power line communication power input
For three-phase four-wire system input terminal.
5. street lighting monitor terminal according to claim 1, it is characterised in that：The processor module uses msp430
Microcontroller.
6. according to the street lighting monitor terminal described in claim 1-5 any one, it is characterised in that：The power line carrier
Communication module includes the 31st resistance R31~the three ten six resistance R36, the 31st triode Q31~the three ten three triode
Q33, the 35th diode D35~the three ten eight diode D38, the 36th capacitance C36~the four ten one capacitance C41, the 30th
Two inductance L32, the 33rd inductance L33With the second transformer T2, the 31st resistance R31First end and the 31st
Pole pipe Q31Collector be connected and connecting place is power line communication power input anode, the 31st resistance R31?
Two ends, the 31st triode Q31Base stage and the 35th diode D35Anode be respectively connected with, the 35th two level
Pipe D35Cathode and the 36th diode D36Anode be connected, the 36th diode D36Cathode, the 32nd
Pole pipe Q32Base stage and the 33rd triode Q33Collector be respectively connected with, the 33rd triode Q33Base stage,
34 resistance R34First end and the 35th resistance R35First end be respectively connected with, the 33rd triode Q33's
Emitter and the 36th resistance R36First end be connected, the 34th resistance R34Second end be power line communication the
Binary signal end, the 32nd triode Q32Collector and the 33rd resistance R33First end be connected, the described 30th
Three resistance R33Second end, the 32nd resistance R32First end and the 36th capacitance C36First end be respectively connected with, institute
State the 32nd resistance R32Second end and the 31st triode Q31Emitter be connected, the 36th capacitance C36's
Second end and the 32nd inductance L32First end be connected, the 32nd inductance L32Second end, the 37th diode
D37Anode, the 38th diode D38Cathode, the 37th capacitance C37First end, the 38th capacitance C38First
End and the 33rd inductance L33First end be respectively connected with, the 38th capacitance C38Second end and the second transformer T2's
The first end of secondary coil is connected, the second transformer T2Primary coil first end and the 39th capacitance C39First
End, the 40th capacitance C40First end and the 41st capacitance C41First end be connected, the 39th capacitance C39Second
End is power line communication the first zero line of the first signal, the 40th capacitance C40Second end be the first signal of power line communication
Second zero line, the 41st capacitance C41Second end be power line communication the first signal third zero line, described second
Transformer T2Primary coil second end be power line communication the first signal zero line side, the 35th resistance R35Second
End, the 36th resistance R36Second end, the 32nd triode Q32Emitter, the 37th diode D37Cathode,
38 diode D38Anode, the 37th capacitance C37Second end, the 33rd inductance L33Second end and the second transformation
Device T2The second end of secondary coil is respectively connected with and junction is power line communication voltage input end cathode.
7. street lighting monitor terminal according to claim 6, it is characterised in that：The monitor terminal includes 8 way switch
Output module is measured, it is described per way switch amount output module and to be located at control to be connected in parallel between the 8 way switch amount output module
It corresponds to contactor coil in case processed to be connected, the enter line side and power module input terminal, power line of the main contacts of the contactor are logical
It interrogates the first signal end and is corresponded to alternating current junction and is connected, any one phase and zero curve combination in the three-phase of the outgoing line side of the contactor
There are 3 controller for road lamp input terminals to be connected respectively, the controller for road lamp output end is connected with street lamp.
8. street lighting monitor terminal according to claim 6, it is characterised in that：The street lighting monitor terminal and road
Carrier communication is carried out by the cable between PLC communication module and controller for road lamp between lamp controller.
9. street lighting monitor terminal according to claim 6, it is characterised in that：The monitor terminal further includes acquisition mould
Block, the acquisition module includes 8 road current acquisition units, described to be detected by 3 current transformers per road current acquisition unit
The current information of the three-phase in contactor circuit, the current transformer measure electric current letter by being sleeved on the busbar of contactor circuit
Breath, the secondary side connecting terminal of the current transformer are connected with processor module.
10. street lighting monitor terminal according to claim 9, it is characterised in that：The acquisition module further includes 3 roads electricity
Collecting unit, 3 road voltage acquisition unit is pressed to detect the information of voltage between three-phase, the voltage by 3 voltage transformers
The primary side of mutual inductor is connected in parallel with corresponding phase line and zero curve respectively, the secondary side and processor module of the voltage transformer
It is connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710276625.4A CN108738208A (en) | 2017-04-25 | 2017-04-25 | A kind of street lighting monitor terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710276625.4A CN108738208A (en) | 2017-04-25 | 2017-04-25 | A kind of street lighting monitor terminal |
Publications (1)
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| CN110138417A (en) * | 2019-05-09 | 2019-08-16 | 佛山科学技术学院 | A kind of power line carrier area illumination device condition monitoring system and monitoring method |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110138417A (en) * | 2019-05-09 | 2019-08-16 | 佛山科学技术学院 | A kind of power line carrier area illumination device condition monitoring system and monitoring method |
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Application publication date: 20181102 |