CN101702852B - Intelligent road-lamp road-section exchanger - Google Patents
Intelligent road-lamp road-section exchanger Download PDFInfo
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- CN101702852B CN101702852B CN200910224687.6A CN200910224687A CN101702852B CN 101702852 B CN101702852 B CN 101702852B CN 200910224687 A CN200910224687 A CN 200910224687A CN 101702852 B CN101702852 B CN 101702852B
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
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Abstract
The invention discloses an intelligent road-lamp road-section exchanger. The road-section exchanger controls a plurality of road lamp terminal controllers, and each road lamp terminal controller respectively controls a plurality of road lamps; the road-section exchanger comprises a power module, a centralized control module and a communication module, wherein the centralized control module is respectively connected with the power module and the communication module; and the communication module comprises a carrier wave communication module or/and a GPRS communication module or/and a Zigbee communication module. The intelligent road-lamp road-section exchanger provided by the invention and used for intelligent illuminating systems can realize controlling one point by multiple points: multiple light sources with different functions on the same lamp post can be controlled independently or entirely.
Description
Technical field
The invention belongs to field of intelligent control technology, relate to a kind of road-lamp road-section exchanger, relate in particular to a kind of intelligent road-lamp road-section exchanger for intelligent illuminating system.
Background technology
Along with the development in epoch, urban modernization pace of construction is constantly accelerated, also larger to the demand of city illumination, the mode of existing illuminating system using on-site maintenance and management, regularly street lamp is overhauled by maintenance staff, there is no effective monitoring means, can not grasp at any time the ruuning situation of street lamp.Simultaneously, most of illuminator can only be taking region as unit carries out simple switch control to lighting apparatus, energy waste phenomenon is serious, the hommization of group energy conserving control method shortcoming, can not realize information fusion and remote centralized control, to quite difficulty of the maintenance of lighting apparatus, also exist, circuit antitheft to lighting apparatus antitheft helpless etc. simultaneously.And along with the development in city, control range is increasing, existing control method cannot reflect the ruuning situation of lighting installation in time, makes maintenance work very passive.Failure problems in running only has the tour of wait personnel to reach the spot and could find, or waits for passively civic phone reflection.
Along with the continuous variation of illuminator application scenario, applicable cases is also progressively complicated and rich and varied, control range, control mode etc. is controlled and is required to improve thereupon apart from the collecting and distributing centre illuminations such as bridge illumination, port and pier airport etc. such as city illumination, tunnel illumination, length.From control range, existing point control mode and Region control mode are directly controlled single lamp and cannot have been met modern lighting control request to the mode of controlling in certain regional extent illumination; From control mode, existingly simply can not complete needed control to the method for switch control.
In order to meet the demand of urban construction and development to road lighting and Landscape Lighting, to accomplish to realize green illumination simultaneously, improve the efficiency of management and reduce operating cost, domestic and international each company has proposed solution separately one after another.
Patent of invention " energy-saving intelligent lighting control system and method thereof " (grant number: ZL02137581.X), proposed by with spread spectrum power carrier communication control street lamp front controller, by the power output of TPO mode dynamic control and management lighting source realize unlatching to any light source, close, merit falls in timesharing and the control of condition monitoring.
Patent of invention " thering is digital addressable illumination control system and the method for long-range and local control function " (application number: 200810120682.4), proposed a kind of DALI of improvement interface and realized the long-range and local digital addressable lighting control of controlling function from node.
Patent of invention " environment-friendly type intelligent road lamp current-reducing energy-saving control apparatus and method " (application number: 200610025458.8), adopt many taps to fall power ballast realization and fall Current Control.
Above-mentioned energy-saving controlling device for street lamp and method comprise wireless communication technique mostly, extension frequency carrier mechanics of communication, and power energy-saving falls in Long-distance Control street lamp timing open and close, the single lamp of timing.There is following problem:
1, electric line carrier communication needs street lamp power supply, road lamp power supply industrial siding, be difficult to realize, and interference free performance is lower in most cities, and system reliability is poor.The communication distance of existing power carrier communication only has tens meters, and the highest also only have hundreds of rice.
2, the unlatching of timesharing to single lamp, close, timesharing falls merit and adopts multiple switch cubicles are set, stepping step-down adopts electromagnetic mode, although reached certain power savings, consumes material and greatly still has the energy and environmental problem.
3, the method that adopts DALI standard agreement to realize master-slave mode Long-distance Control exists operating distance near, thereby from the few little shortcoming of system control capacity that causes of node.
4, fixing step-down mode power saving rate is low, easily causes voltage instability simultaneously, has a strong impact on street lamp useful life.
5, system or equipment mostly lacks self-protection function, or defencive function is incomplete.
6, lack meteorological interlock, cable anti-theft alarm, the functions such as dynamic electronic map demonstration, control function singleness, are difficult to adapt to the demand that modern city street lamp is built.
Summary of the invention
Technical problem to be solved by this invention is: a kind of intelligent road-lamp road-section exchanger for intelligent illuminating system is provided, can eliminates the deficiencies in the prior art part.
For solving the problems of the technologies described above, the present invention adopts following technical scheme:
A kind of intelligent road-lamp road-section exchanger, the some street lamp terminal control units of this road-section exchanger control, each street lamp terminal control unit is controlled respectively some street lamps; Described road-section exchanger comprises power module, centralized control module, communication module, and described centralized control module is connected with power module, communication module respectively; Described communication module comprise carrier communication module or/and GPRS communication module or/and Zigbee communication module.
As a preferred embodiment of the present invention, described power module comprises the transformer, rectification circuit, voltage stabilizing circuit and the filter circuit that connect successively; Electric main 220V input power module, provides power supply to respectively centralized control module, carrier communication module, GPRS communication module and Zigbee communication module by the different direct voltages of output multi-channel after transformer pressure-reducing, full-bridge ballast, voltage stabilizing, filtering.
As a preferred embodiment of the present invention, described centralized control module comprises real time clock circuit, FLASH memory circuit, SDRAM circuit, electric management control module, network interface circuit, serial port circuit, debug circuit; Real time clock circuit comprises real-time timepiece chip and lithium battery, and lithium battery for real time clock circuit power supply, ensures the accurate operation of time in the situation that of system cut-off; Have electric in the situation that in system, lithium battery charges automatically; Debug circuit adopts serial mode to communicate by letter with PC, is used for carrying out system testing and debugging and later stage system relevant parameter and is configured in the time of product development; SDRAM circuit in system mainly as running space, data and the stack area of program, in the time that system starts, first CPU reads start-up code, after the initialization of completion system, program code is called in SDRAM circuit and is moved, to improve the speed of service of system, meanwhile, system and user stack, service data are also all placed in SDRAM circuit; FLASH memory circuit is deposited for the code of system, constant table and need the storage of the user data keeping after system power failure; Network interface circuit is the important communication interface of intelligent road-lamp road-section exchanger, realize whole 10/100M ethernet physical layer functions, comprise physical layer encodes sublayer, physical layer medium connection device, twisted-pair feeder physical media relevant sublayer, 10Base-Tx encoding and decoding and twisted-pair feeder medium access unit; Described network interface circuit can use in NIC, MAU, CNR, ACR, Ethernet HUB, Ethernet switch, has ethernet mac and needs a twisted pair line connection physically or an optical fiber PECL interface to connect the embedded system of an outside 100base-FX optical fiber transceiver module simultaneously for any.
As a preferred embodiment of the present invention, described carrier communication module adopts some single-phase carrier circuits cascadings to form, and every single-phase carrier telecommunication circuit comprises carrier Control chip, carrier signal radiating circuit, carrier signal receiving circuit and run indicator; The radiation pattern of carrier signal is that the carrier signal of carrier chip is modulated on power line after amplifying; Carrier signal receives and adopts single-stage resonance manner, after being cushioned and isolated, then through comparison circuit output, finally signal is passed to carrier chip processing by voltage follower; Carrier circuit operating state run indicator is for carrier signal transmitting-receiving instruction and rs 232 serial interface signal transmitting-receiving instruction.
As a preferred embodiment of the present invention, described carrier communication module adopts three single-phase carrier circuits cascadings to form.
As a preferred embodiment of the present invention, described GPRS communication module comprises TCP/IP one-chip computer module, GPRS module, SIM card seat, external interface and growth data memory; One-chip computer module is mainly realized initialization GPRS wireless module, connects with object terminal; Be connected with centralized control module by external interface, utilize centralized control module to communicate by serial port protocol, realize the expansion of intelligent road-lamp road-section exchanger communication mode; Growth data memory portion is as program storage, for storing embedded real-time operating system and procotol; GPRS communication module, as radio receiving transmitting module, forwards the grouped data that the IP coming wraps or base station is transmitted is processed accordingly from single-chip microcomputer again.
As a preferred embodiment of the present invention, described Zigbee communication module adopts the radio-frequency (RF) transmitter of 2.4GHz IEEE802.15.4 standard, and its peripheral circuit comprises crystal oscillation clock circuit, radio frequency I/O match circuit and Centralized Controller interface circuit; Chip local oscillation signal is provided by external active crystal oscillator, or is provided by internal circuit; Radio frequency I/O match circuit is mainly used to the input and output impedance of matching chip, simultaneously for chip provides direct current biasing; Centralized Controller interface circuit is realized the expansion of intelligent road-lamp road-section exchanger communication mode, is arranged that mode of operation, the read/write of Zigbee chip is data cached, read/write status register, transmitting/receiving buffer is set by Centralized Controller.
As a preferred embodiment of the present invention, described intelligent road-lamp road-section exchanger also connects a remote control center, remote control center is at the long-range each street lamp terminal control unit being connected with this intelligent road-lamp road-section exchanger by intelligent road-lamp road-section exchanger control, thereby controls each street lamp.Described remote control center sends control signal to intelligent section controller and returns to the working status parameter of all controlled devices including each control object, each street lamp terminal control unit, each intelligent section controller, control the street lamp of system-wide section, or control the street lamp in some/multiple sections.
Beneficial effect of the present invention is: the present invention adopts computer technology, computer networking technology, various New Bus technology and automatic technology etc. to be applied in illumination control, advanced technology, in the situation that not affecting original distribution facility, install, short construction period, construction cost expense is low.System can depart from control centre and independently move according to preset program; Not only all working parameter can be carried out remote setting and amendment by network, user also can combine according to field condition (as all kinds such as full night-light, evening lamps) running parameter of each terminal voluntarily, thereby both ensured the versatility of monitoring terminal equipment, the system that ensured again has great flexibility.
The intelligent road-lamp road-section exchanger for intelligent illuminating system that the present invention proposes, can realize single-point multi-control, single or all control of multiple difference in functionality light sources on a lamppost; Realize single lamp control, independent control can be carried out to any light source in road completely; Realize single lamp power transfer, change existing power to not changing in the situation of existing product; Realize single lamp and fall power control, to controlling and power transfer in the situation of the existing power transfer function of user; Realize remote control terminal independent operating; Realize long-range geographical position display; Realize variable frequency starting/automatic voltage regulation function; Realize automatically/artificial light modulation; Default, the instant control of implementation, electric power monitoring, system failure warning, statistical analysis and inquiry, system maintenance and management.
User can be according to real road illuminating position, and what energy-conservation time of Scientific Establishment and the employing of energy-conservation ratio were new falls power energy-saving mode operation, and when power open shop falls in whole process, economize on electricity can reach 30%～40%.Being used in conjunction with of whole system, high node can reach 60%, simultaneously, system can long-distance intelligent control street lamp, fog lamp and Landscape Lamp etc., control when integration, can save system power supply loop cable, panel switches facility and construction work amount, adopt after method of the present invention, the light source loop of difference in functionality can be shared on a loop cable and controls respectively, realize the functional requirement of difference in functionality, only taking cable as example, lay 10 kilometers of cables, street lamp and fog lamp are installed simultaneously, can save cable 10*2*1000*94.61=1892200 unit (cable model VV224*35+1*16 Shanghai in October, 2008 offer 94.61 yuan/M calculate), adopt single lamp frequency conversion to open voltage regulation operation measure, can reduce mains ripple to system and lamp life impact, on average can extend the light fixture actual conditions life-span more than 1.5 times, not only reduce light fixture loss, purchase commodity and the replacement cost of also greatly having saved light fixture, especially aspect maintenance cost saving, effect is remarkable, system for field ruuning situation automation control, does not need the set out on a journey road occupying inspection of the personnel of expressing, vehicle, has not only reduced and has patrolled lamp personnel and vehicle loss, has reduced maintenance cost, saves manpower expenditure, has reduced emission from vehicles yet.
Brief description of the drawings
Fig. 1 is the composition schematic diagram of intelligent road-lamp road-section exchanger of the present invention.
Fig. 2 is the composition schematic diagram of centralized control module.
Fig. 3 is the composition schematic diagram of power module.
Fig. 4 is the composition schematic diagram of power carrier module.
Fig. 5 is the composition schematic diagram of GPRS communication module.
Fig. 6 is the composition schematic diagram of the intelligent lighting system of the Internet architecture.
Fig. 7 is the composition schematic diagram of the intelligent lighting system of G PRS structure.
Embodiment
Describe the preferred embodiments of the present invention in detail below in conjunction with accompanying drawing.
Embodiment mono-
The present invention has disclosed a kind of intelligent road-lamp road-section exchanger, and this road-section exchanger can independently use, and a part that also can be used as intelligent lighting system is used.In the time that intelligent terminal controller uses as intelligent lighting system, intelligent lighting system comprises remote control center, some intelligent road-lamp road-section exchangers, some intelligent terminal controllers, some control objects (can consult Fig. 6, Fig. 7); Control object comprises all kinds of lighting apparatus and motor device.Described remote control center sends control signal to intelligent section controller and returns to the working status parameter of all controlled devices including each control object, each street lamp terminal control unit, each intelligent section controller, control the street lamp of system-wide section, or control the street lamp in some/multiple sections.The present invention introduces intelligent road-lamp road-section exchanger.
Refer to Fig. 1, the intelligent road-lamp road-section exchanger that the present invention discloses comprises centralized control module 11, power module 12, communication module, and described centralized control module 11 is connected with power module 12, communication module respectively.Described communication module can comprise one or more in carrier communication module 13, GPRS communication module 14, Zigbee communication module 15; In the present embodiment, communication module comprises carrier communication module 13, GPRS communication module 14, Zigbee communication module 15.
Below introduce respectively each composition module of intelligent terminal controller.
[centralized control module]
Refer to Fig. 2, centralized control module 11 comprises central processing unit 111, real time clock circuit (RTC circuit) 112, FLASH memory circuit 113, SDRAM circuit 114, electric management control module 118, network interface circuit (ETHERNET circuit) 115, serial port circuit (UART circuit) 116, debug circuit (TEST circuit) 117.
Real time clock circuit 112 comprises real-time timepiece chip and lithium battery, and lithium battery is real time clock circuit power supply in the situation that of system cut-off, ensures the accurate operation of time, has electric in the situation that in system, and lithium battery charges automatically.
Debug circuit 117 adopts serial mode to communicate by letter with PC, is used for carrying out system testing and debugging and later stage system relevant parameter and is configured in the time of product development.
The important communication interface that ETHERNET telecommunication circuit 115 is intelligent road-section exchanger, realize whole 10/100M ethernet physical layer functions, comprise physical layer encodes sublayer, physical layer medium connection device, twisted-pair feeder physical media relevant sublayer, 10Base-Tx encoding and decoding and twisted-pair feeder medium access unit.This interface circuit can be at NIC, MAU, CNR, ACR, in Ethernet HUB, Ethernet switch, use, also can have ethernet mac and need a twisted pair line connection physically or an optical fiber PECL interface to connect the embedded system of an outside 100base-FX optical fiber transceiver module for any in addition.
[power module]
Refer to Fig. 3, power module 12 comprises the transformer 121, rectification circuit 122, voltage stabilizing circuit 123 and the filter circuit 124 that connect successively.Electric main 220V input, provides power supply to respectively centralized control module 11, carrier communication module 13, GPRS communication module 14 and Zigbee communication module 15 by the different direct voltages of output multi-channel after transformer pressure-reducing, full-bridge ballast, voltage stabilizing, filtering.
[carrier communication module]
Refer to Fig. 4, carrier communication module 13 adopts three single-phase carrier circuits cascadings to form; Certainly, can be as required the carrier circuit of other numbers.Every single-phase carrier telecommunication circuit comprises carrier Control chip, carrier signal radiating circuit, carrier signal receiving circuit and run indicator.
The radiation pattern of carrier signal is that the carrier signal of carrier chip is modulated on power line after amplifying; Carrier signal receives and adopts single-stage resonance manner, after being cushioned and isolated, then through comparison circuit output, finally signal is passed to carrier chip processing by voltage follower.Carrier circuit operating state run indicator is for carrier signal transmitting-receiving instruction and rs 232 serial interface signal transmitting-receiving instruction.
[GPRS communication module]
Refer to Fig. 5, GPRS communication module 14 comprises the part compositions such as TCP/IP one-chip computer module 141, GPRS module 142, SIM card seat 143, external interface (comprising serial interface circuit 145) and growth data memory 144.
One-chip computer module 141 is mainly realized initialization GPRS communication module 14, connects with object terminal; Be connected with centralized control module 11 by serial interface circuit 145, utilize centralized control module 11 to communicate by serial port protocol, realize the expansion of intelligent road-section exchanger communication mode.Growth data memory 144 parts can be used as program storage, for storing embedded real-time operating system and procotol.GPRS communication module 14, as radio receiving transmitting module, forwards the grouped data that the IP coming wraps or base station is transmitted is processed accordingly from single-chip microcomputer again.
[Zigbee communication module]
Zigbee communication module 15 adopts the radio-frequency (RF) transmitter of 2.4GHz IEEE802.15.4 standard, and its peripheral circuit comprises crystal oscillation clock circuit, radio frequency I/O match circuit and Centralized Controller interface circuit.
Chip local oscillation signal is provided by external active crystal oscillator, also can be provided by internal circuit, adopts external active crystal oscillator to provide in the present embodiment.Radio frequency I/O match circuit is mainly used to the input and output impedance of matching chip, simultaneously for chip provides direct current biasing.Centralized Controller interface circuit is realized the expansion of intelligent road-section exchanger communication mode, can be arranged that mode of operation, the read/write of Zigbee chip is data cached, read/write status register, transmitting/receiving buffer etc. is set by Centralized Controller.
In sum, the present invention adopts microcomputer technology and PLC technology to carry out intelligent management to street lamp and fog lamp.Adopt modularized design, do not affecting under the prerequisite of lamp installation, short construction period, construction cost is low, can realize the multi-mode scheme of turning on light; Make Intelligent street lamp control system there is the control function of remote switch street lamp, the function of remote adjustment street lamp power, the measuring ability of the function of Long-distance Control fog lamp switch or flicker and remote monitoring bulb quality by appropriate design.System is moved automatically according to the program arranging, and saves energy and maintenance cost reduce running cost; And all running statuses of the present invention can be sent to far-end host computer by wireless communication module, host computer also can far-end control street lamp or the operation of fog lamp or stop, and can also obtain light fixture state.
Intelligent lighting system and method that the present invention proposes, can realize single lamp multi-control, single or all control of multiple difference in functionality light sources on a lamppost; Realize single lamp power transfer, change existing power to not changing in the situation of existing product; Realize single lamp control, to controlling and power transfer in the situation of the existing power transfer function of user; Realize remote control terminal independent operating; Realize long-range geographical position display; Realize variable frequency starting/automatic voltage regulation function; Realize automatically/artificial light modulation; Default, the instant control of implementation, electric power monitoring, system failure warning, statistical analysis and inquiry, system maintenance and management.
User can be according to real road illuminating position, and what energy-conservation time of Scientific Establishment and the employing of energy-conservation ratio were new falls power energy-saving mode operation, and when power open shop falls in whole process, economize on electricity can reach 30%～40%.Being used in conjunction with of whole system, high node can reach 60%, simultaneously, system can long-distance intelligent control street lamp, fog lamp and Landscape Lamp etc., control when integration, can save system power supply loop cable, panel switches facility and construction work amount, adopt after method of the present invention, the light source loop of difference in functionality can be shared on a loop cable and controls respectively, realize the functional requirement of difference in functionality, only taking cable as example, lay 10 kilometers of cables, street lamp and fog lamp are installed simultaneously, can save cable 10*2*1000*94.61=1892200 unit (cable model VV224*35+1*16 Shanghai in October, 2008 offer 94.61 yuan/M calculate), adopt single lamp frequency conversion to open voltage regulation operation measure, can reduce mains ripple to system and lamp life impact, on average can extend the light fixture actual conditions life-span more than 1.5 times, not only reduce light fixture loss, purchase commodity and the replacement cost of also greatly having saved light fixture, especially aspect maintenance cost saving, effect is remarkable, system for field ruuning situation automation control, does not need the set out on a journey road occupying inspection of the personnel of expressing, vehicle, has not only reduced and has patrolled lamp personnel and vehicle loss, has reduced maintenance cost, saves manpower expenditure, has reduced emission from vehicles yet.The communication distance of existing power carrier communication only has tens meters, and the highest also only have hundreds of rice, the present invention in certain application controller both sides, single section respectively with terminal communication, one-sided communication distance has reached 1km.
Here description of the invention and application is illustrative, not wants scope of the present invention to limit in the above-described embodiments.Here the distortion of disclosed embodiment and change is possible, and for those those of ordinary skill in the art, the various parts of the replacement of embodiment and equivalence are known.Those skilled in the art are noted that in the situation that not departing from spirit of the present invention or substantive characteristics, and the present invention can be with other form, structure, layout, ratio, and realize with other assembly, material and parts.In the situation that not departing from the scope of the invention and spirit, can carry out other distortion and change to disclosed embodiment here.
Claims (9)
1. an intelligent road-lamp road-section exchanger, is characterized in that, the some street lamp terminal control units of this road-section exchanger control, and each street lamp terminal control unit is controlled respectively some street lamps;
Described road-section exchanger comprises power module, centralized control module, communication module, and described centralized control module is connected with power module, communication module respectively;
Described communication module comprise carrier communication module or/and GPRS communication module or/and Zigbee communication module;
Described centralized control module comprises real time clock circuit, FLASH memory circuit, SDRAM circuit, electric management control module, network interface circuit, serial port circuit, debug circuit;
Real time clock circuit comprises real-time timepiece chip and lithium battery, and lithium battery for real time clock circuit power supply, ensures the accurate operation of time in the situation that of system cut-off; Have electric in the situation that in system, lithium battery charges automatically;
Debug circuit adopts serial mode to communicate by letter with PC, is used for carrying out system testing and debugging and later stage system relevant parameter and is configured in the time of product development;
SDRAM circuit in system mainly as running space, data and the stack area of program, in the time that system starts, first CPU reads start-up code, after the initialization of completion system, program code is called in SDRAM circuit and is moved, to improve the speed of service of system, meanwhile, system and user stack, service data are also all placed in SDRAM circuit;
FLASH memory circuit is deposited for the code of system, constant table and need the storage of the user data keeping after system power failure;
Network interface circuit is the important communication interface of intelligent road-lamp road-section exchanger, realize whole 10/100M ethernet physical layer functions, comprise physical layer encodes sublayer, physical layer medium connection device, twisted-pair feeder physical media relevant sublayer, 10Base-Tx encoding and decoding and twisted-pair feeder medium access unit; Described network interface circuit can use in NIC, MAU, CNR, ACR, Ethernet HUB, Ethernet switch, has ethernet mac and needs a twisted pair line connection physically or an optical fiber PECL interface to connect the embedded system of an outside 100base-FX optical fiber transceiver module simultaneously for any.
2. intelligent road-lamp road-section exchanger according to claim 1, is characterized in that:
Described power module comprises the transformer, rectification circuit, voltage stabilizing circuit and the filter circuit that connect successively;
Electric main 220V input power module, provides power supply to respectively centralized control module, carrier communication module, GPRS communication module and Zigbee communication module by the different direct voltages of output multi-channel after transformer pressure-reducing, full-bridge ballast, voltage stabilizing, filtering.
3. intelligent road-lamp road-section exchanger according to claim 1, is characterized in that:
Described carrier communication module adopts some single-phase carrier circuits cascadings to form, and every single-phase carrier telecommunication circuit comprises carrier Control chip, carrier signal radiating circuit, carrier signal receiving circuit and run indicator;
The radiation pattern of carrier signal is that the carrier signal of carrier chip is modulated on power line after amplifying;
Carrier signal receives and adopts single-stage resonance manner, after being cushioned and isolated, then through comparison circuit output, finally signal is passed to carrier chip processing by voltage follower;
Carrier circuit operating state run indicator is for carrier signal transmitting-receiving instruction and rs 232 serial interface signal transmitting-receiving instruction.
4. intelligent road-lamp road-section exchanger according to claim 3, is characterized in that:
Described carrier communication module adopts three single-phase carrier circuits cascadings to form.
5. intelligent road-lamp road-section exchanger according to claim 1, is characterized in that:
Described GPRS communication module comprises TCP/IP one-chip computer module, GPRS module, SIM card seat, external interface and growth data memory;
One-chip computer module is mainly realized initialization GPRS wireless module, connects with object terminal; Be connected with centralized control module by external interface, utilize centralized control module to communicate by serial port protocol, realize the expansion of intelligent road-lamp road-section exchanger communication mode;
Growth data memory portion is as program storage, for storing embedded real-time operating system and procotol;
GPRS communication module, as radio receiving transmitting module, forwards the grouped data that the IP coming wraps or base station is transmitted is processed accordingly from single-chip microcomputer again.
6. intelligent road-lamp road-section exchanger according to claim 1, is characterized in that:
Described Zigbee communication module adopts the radio-frequency (RF) transmitter of 2.4GHz IEEE802.15.4 standard, and its peripheral circuit comprises crystal oscillation clock circuit, radio frequency I/O match circuit and Centralized Controller interface circuit;
Chip local oscillation signal is provided by external active crystal oscillator, or is provided by internal circuit;
Radio frequency I/O match circuit is mainly used to the input and output impedance of matching chip, simultaneously for chip provides direct current biasing;
Centralized Controller interface circuit is realized the expansion of intelligent road-lamp road-section exchanger communication mode, is arranged that mode of operation, the read/write of Zigbee chip is data cached, read/write status register, transmitting/receiving buffer is set by Centralized Controller.
7. intelligent road-lamp road-section exchanger according to claim 1, is characterized in that:
Described intelligent road-lamp road-section exchanger also connects a remote control center, and remote control center is at the long-range each street lamp terminal control unit being connected with this intelligent road-lamp road-section exchanger by intelligent road-lamp road-section exchanger control, thereby controls each street lamp.
8. intelligent road-lamp road-section exchanger according to claim 7, is characterized in that:
Described remote control center sends control signal to intelligent section controller and returns to the working status parameter of all controlled devices including each control object, each street lamp terminal control unit, each intelligent section controller, control the street lamp of system-wide section, or control the street lamp in some/multiple sections.
9. an intelligent road-lamp road-section exchanger, is characterized in that, the some street lamp terminal control units of this road-section exchanger control, and each street lamp terminal control unit is controlled respectively some street lamps;
Described road-section exchanger comprises power module, centralized control module, communication module, and described centralized control module is connected with power module, communication module respectively;
Described communication module comprises carrier communication module, GPRS communication module, Zigbee communication module;
Described power module comprises the transformer, rectification circuit, voltage stabilizing circuit and the filter circuit that connect successively; Electric main 220V input power module, provides power supply to respectively centralized control module, carrier communication module, GPRS communication module and Zigbee communication module by the different direct voltages of output multi-channel after transformer pressure-reducing, full-bridge ballast, voltage stabilizing, filtering;
Described centralized control module comprises real time clock circuit, FLASH memory circuit, SDRAM circuit, electric management control module, network interface circuit, serial port circuit, debug circuit; Real time clock circuit comprises real-time timepiece chip and lithium battery, and lithium battery for real time clock circuit power supply, ensures the accurate operation of time in the situation that of system cut-off; Have electric in the situation that in system, lithium battery charges automatically; Debug circuit adopts serial mode to communicate by letter with PC, is used for carrying out system testing and debugging and later stage system relevant parameter and is configured in the time of product development; SDRAM circuit in system mainly as running space, data and the stack area of program, in the time that system starts, first CPU reads start-up code, after the initialization of completion system, program code is called in SDRAM circuit and is moved, to improve the speed of service of system, meanwhile, system and user stack, service data are also all placed in SDRAM circuit; FLASH memory circuit is deposited for the code of system, constant table and need the storage of the user data keeping after system power failure; Network interface circuit is the important communication interface of intelligent road-lamp road-section exchanger, realize whole 10/100M ethernet physical layer functions, comprise physical layer encodes sublayer, physical layer medium connection device, twisted-pair feeder physical media relevant sublayer, 10Base-Tx encoding and decoding and twisted-pair feeder medium access unit; Described network interface circuit can use in NIC, MAU, CNR, ACR, Ethernet HUB, Ethernet switch, has ethernet mac and needs a twisted pair line connection physically or an optical fiber PECL interface to connect the embedded system of an outside 100base-FX optical fiber transceiver module simultaneously for any;
Described carrier communication module adopts some single-phase carrier circuits cascadings to form, and every single-phase carrier telecommunication circuit comprises carrier Control chip, carrier signal radiating circuit, carrier signal receiving circuit and run indicator; The radiation pattern of carrier signal is that the carrier signal of carrier chip is modulated on power line after amplifying; Carrier signal receives and adopts single-stage resonance manner, after being cushioned and isolated, then through comparison circuit output, finally signal is passed to carrier chip processing by voltage follower; Carrier circuit operating state run indicator is for carrier signal transmitting-receiving instruction and rs 232 serial interface signal transmitting-receiving instruction;
Described GPRS communication module comprises TCP/IP one-chip computer module, GPRS module, SIM card seat, external interface and growth data memory; One-chip computer module is mainly realized initialization GPRS wireless module, connects with object terminal; Be connected with centralized control module by serial ports, utilize controller to communicate by serial port protocol, realize the expansion of intelligent road-lamp road-section exchanger communication mode; Growth data memory portion is as program storage, for storing embedded real-time operating system and procotol; GPRS module forwards the grouped data that the IP coming from single-chip microcomputer wraps or base station is transmitted being processed accordingly as radio receiving transmitting module again;
Described Zigbee communication module adopts the radio-frequency (RF) transmitter of 2.4GHz IEEE802.15.4 standard, and its peripheral circuit comprises crystal oscillation clock circuit, radio frequency I/O match circuit and Centralized Controller interface circuit; Chip local oscillation signal is provided by external active crystal oscillator, or is provided by internal circuit; Radio frequency I/O match circuit is mainly used to the input and output impedance of matching chip, simultaneously for chip provides direct current biasing; Centralized Controller interface circuit is realized the expansion of intelligent road-lamp road-section exchanger communication mode, is arranged that mode of operation, the read/write of Zigbee chip is data cached, read/write status register, transmitting/receiving buffer is set by Centralized Controller.
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| CN101835315B (en) * | 2010-05-18 | 2013-02-13 | 中科恒源科技股份有限公司 | Remote management system for LED street lamp |
| CN102760345A (en) * | 2011-04-28 | 2012-10-31 | 冯红连 | Alarm device of indoor air humidity testing device |
| CN102437868A (en) * | 2011-12-06 | 2012-05-02 | 华中科技大学 | Urban internet of things system based on intelligent road lamp |
| CN102802316B (en) * | 2012-08-24 | 2015-07-15 | 江苏省交通规划设计院股份有限公司 | Lighting control device for realizing transmission of DALI (digital addressable lighting interface) bus protocol through ZigBee |
| CN103411265B (en) * | 2013-08-20 | 2016-04-20 | 华北电力大学 | The energy-saving room heating automatic control system of wisdom |
| CN104539527B (en) * | 2015-01-13 | 2018-04-17 | 芯域通信有限公司 | Intelligent things lamp gateway |
| CN106231751A (en) * | 2016-08-09 | 2016-12-14 | 聊城大学 | A kind of street lamp control system supporting multi-protocol communication |
| CN111586940A (en) * | 2020-04-17 | 2020-08-25 | 南京南瑞继保电气有限公司 | Automatic street lamp lighting stopping method based on remote and local cooperative control |
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