CN201878376U - Management control system of streetlight - Google Patents
Management control system of streetlight Download PDFInfo
- Publication number
- CN201878376U CN201878376U CN2010205715633U CN201020571563U CN201878376U CN 201878376 U CN201878376 U CN 201878376U CN 2010205715633 U CN2010205715633 U CN 2010205715633U CN 201020571563 U CN201020571563 U CN 201020571563U CN 201878376 U CN201878376 U CN 201878376U
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- street lamp
- power supply
- control system
- iic
- master controller
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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
- 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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Abstract
The utility model discloses a management control system of a streetlight, which is characterized by comprising a remote server, a main controller, an auxiliary controller, the streetlight and a power supply circuit of the streetlight. The main controller is connected to Internet through a GPRS modem and used for realizing data communication between the main controller and the remote server; the main controller and the auxiliary controller are connected to the power supply circuit of the streetlight through a carrier wave receiver; and a power-supply control relay, a current transformer, a humidity and temperature sensor and an optical detector are arranged on the auxiliary controller. The management control system has the benefits as follows: the technologies of both wireless communication and power line carrier communication are adopted, so that the data transmission is reliable, the management control is convenient, the intelligent degree is higher, and management staff can control the on/off and lighting power of the streetlight through the Internet, obtain the working current passing through the streetlight and the temperature, humidity and other parameters of ambient environments, and discover faults in time; and the function of the system is perfect and the integration level of the system is higher.
Description
Technical field
The utility model relates to radio communication and power line carrier, PLC technology, specifically, is a kind ofly to utilize radio communication and power line carrier, PLC and realize the control system of street lamp intelligent management.
Background technology
Street lamp control system has only the timing open and close control of street lamp mostly at present, and along with the development of social civilization, city illumination not only is confined to street lighting, and the comprehensive municipal works of decorative lightings such as urban look have been developed into, control for street lamp brightness, the switch lamp accuracy, the real-time of fault detect and maintenance and the comprehensive monitoring of road environment have all proposed very high requirement, and the intelligent and integrated degree of road lamp management is also more and more higher.
But the shortcoming of prior art is: existing most of street lamp control system function ratio are more single, and road lamp management and control are inconvenient, can not monitor in real time the working condition and the surrounding environment change situation of street lamp, and the function integration of control system is relatively poor.
The utility model content
In order to overcome the defective that the road lamp management systemic-function is single in the prior art, the system integration degree is relatively poor, the utility model proposes a kind of road lamp management control system, when realizing street lamp timing open and close control, can also monitor the working condition and the surrounding environment of street lamp, perfect function, integrated level is than higher.
For achieving the above object, the technical scheme that the utility model adopted is as follows:
A kind of road lamp management control system, by remote server, master controller, submaster controller, street lamp and street lamp power supply, road lamp power supply circuit are formed, described master controller is connected in the Internet by the GPRS modulator-demodulator, this GPRS modulator-demodulator is used to realize the data communication between described master controller and the described remote server, described master controller is installed on the street lamp power supply, road lamp power supply circuit of every section road, described submaster controller is installed on every street lamp, described master controller and described submaster controller are connected on the described street lamp power supply, road lamp power supply circuit through the carrier transmitting-receiving device respectively, adopt the power carrier mode to realize transfer of data between master controller and the submaster controller, described submaster controller is provided with power control relay, current transformer, warm and humid transducer and photodetector.
A submaster controller is installed on every street lamp, the power-supply controller of electric that is provided with on the submaster controller is used to control the power turn-on state of street lamp, current transformer is used to detect the operating current of street lamp, warm and humid transducer is used to detect the temperature and humidity of street lamp surrounding environment, photodetector is used to detect the luminance of street lamp, the detected street lamp operating current of submaster controller, temperature, parameters such as humidity and street lamp luminance are sent on the master controller by the street lamp power supply, road lamp power supply circuit, master controller sends to the detected parameters that receives on the remote server by the GPRS modulator-demodulator, administrative staff can conveniently recognize the operating state of each street lamp on remote server, in time find and the handling failure situation, saved the workman and maked an inspection tour the manpower and materials that the street lamp situation need consume, increased work efficiency.
Described master controller is the ARM embedded control system, be provided with the ARM control chip, this ARM control chip is provided with IIC port set and UART port set, described IIC port set is used to connect the carrier transmitting-receiving device, on this IIC port set, also be connected with the EEROM storage chip, described UART port set is converted to the RS232 serial ports through the serial ports conversion chip, and this RS232 serial ports is used to connect described GPRS modulator-demodulator.
Master controller adopts the ARM embedded control system, the GPRS modulator-demodulator is GPRS Modem, be connected by the RS232 bus between ARM control chip and the GPRS Modem, master controller is linked in the Internet by GPRS Modem, thereby realizes communicating by letter with remote server.
Master controller connects the carrier transmitting-receiving device by iic bus, the carrier transmitting-receiving device mainly is in order to realize power line carrier, PLC, make that the data between master controller and the submaster controller can reliable transmission, on the iic bus of master controller, also be connected with the EEROM storage chip, mainly be in order to store automatic control information, comprise the road lamp switch time, street lamp power parameter or the like, these parameters are set in remote server and are revised by administrative staff, and be sent to master controller and be kept in the EEROM storage chip by the Internet, adopt the EEROM memory, outage back data are not lost.
Described submaster controller is a single-chip computer control system, comprise singlechip control chip, dispose the iic bus pin on this singlechip control chip, relay control output pin, the power drive output pin, the current signal input pin, Temperature Humidity Sensor signal input pin and light detecting signal input pin, described iic bus pin is used to connect the carrier transmitting-receiving device, described relay control output pin is connected with described power control relay, be connected with analog line driver on the described power drive output pin, the output of this analog line driver connects the illuminating circuit in the described street lamp, described current signal input pin is connected on the induced signal output of current transformer, described Temperature Humidity Sensor signal input pin connects described warm and humid transducer, and described light detecting signal input pin connects described photodetector.
Submaster controller is made up of a single-chip computer control system and some external equipments, the iic bus pin of singlechip control chip connects a carrier transmitting-receiving device, communicate by letter with master controller by power carrier signal, according to the road lamp switch timing, singlechip control chip can be controlled the on/off of street lamp by power control relay, requirement according to street lamp power, singlechip control chip changes the operating power of street lamp by analog line driver, promptly change the street lamp luminosity, whether street lamp luminous can the inspection by photodetector, the temperature of street lamp surrounding environment, humidity conditions also can detect by warm and humid transducer, detected all parameters of submaster controller all will send master controller to, master controller is transmitted to remote server with these parameters by the Internet, administrative staff can just see on remote server in real time, in case breaking down, street lamp do not work, streetlamp housing roof leaking or because situation such as street lamp long-term work heating is too much, administrative staff can make timely and handling.
Described carrier transmitting-receiving device is provided with IIC control interface and supply line connectivity port, described IIC control interface is used to connect the IIC port set of described ARM control chip or the iic bus pin of described singlechip control chip, and described supply line connectivity port is used to connect street lamp supply line.
Master controller and submaster controller all are connected on the street lamp power supply, road lamp power supply circuit by a carrier transmitting-receiving device, realize the power line carrier, PLC between master controller and the submaster controller.
Also be provided with the segmentation isolator between the street lamp power supply, road lamp power supply circuit in different highway sections, described segmentation isolator is by two inductance and the low pass filter that electric capacity is formed, the cut-off frequency f of this low pass filter
cBe arranged on supply frequency f
0With carrier frequency f
1Between, described supply frequency f
0Be 50Hz, the carrier frequency f of described carrier transmitting-receiving device
1Be arranged between 100KHz～500KHz.
The segmentation isolator is to be used to isolate the carrier communication signal, the carrier signal that makes different highway sections can the phase mutual interference, because carrier frequency is high more a lot of than supply frequency, the induction reactance of inductance is big, and the capacitive reactance of electric capacity is little, the decay of carrier signal after by the segmentation isolator is very big, can not influence the another side of isolator, but supply frequency is little, the induction reactance of inductance is little, the capacitive reactance of electric capacity is big, can not be subjected to the influence of segmentation isolator.The segmentation isolator had both guaranteed the reliability of power delivery, again the control signal in different highway sections was isolated, and realized the segmentation control of street lamp on the road.
Remarkable result of the present utility model is: to adopting wireless communication technology and power line carrier, PLC technology in the road lamp management control procedure, transfer of data is reliable, management control is convenient, and intelligent degree is higher, and administrative staff just can control the switch of street lamp by the Internet, lighting power, can also obtain the current operating current of street lamp, parameters such as the temperature of surrounding environment, humidity are convenient in time find fault, the perfect in shape and function of system, integrated degree is higher.
Description of drawings
Fig. 1 is the annexation figure of system of the present utility model;
Fig. 2 is the circuit theory diagrams of master controller 2 among Fig. 1;
Fig. 3 is the circuit theory diagrams of submaster controller 3 among Fig. 1;
Fig. 4 is the circuit theory diagrams of carrier transmitting-receiving device 6;
Fig. 5 is the circuit theory diagrams of segmentation isolator 12.
Embodiment
Below in conjunction with the drawings and specific embodiments the utility model is described in further detail.
As shown in Figure 1: a kind of road lamp management control system, by remote server 1, master controller 2, submaster controller 3, street lamp 4 and street lamp power supply, road lamp power supply circuit L, N forms, described master controller 2 is connected in the Internet by GPRS modulator-demodulator 5, this GPRS modulator-demodulator 5 is used to realize the data communication between described master controller 2 and the described remote server 1, described master controller 2 is installed in the street lamp power supply, road lamp power supply circuit L of every section road, on the N, described submaster controller 3 is installed on every street lamp 4, described master controller 2 is connected described street lamp power supply, road lamp power supply circuit L through a carrier transmitting-receiving device 6 respectively with described submaster controller 3, on the N, adopt the power carrier mode to realize transfer of data between master controller 2 and the submaster controller 3.
As shown in Figure 2, described master controller 2 is the ARM embedded control system, be provided with ARM control chip U1, its model is STM32F101, this ARM control chip U1 is provided with IIC port set SDA, SCL and UART port set TXD, RXD, described IIC port set SDA, SCL is used to connect a carrier transmitting-receiving device 6, at this IIC port set SDA, also be connected with EEROM storage chip U2 on the SCL, the model of this EEROM storage chip is AT24C64, described UART port set TXD, RXD is converted to the RS232 serial ports through MAX232 serial ports conversion chip U3, and this RS232 serial ports is used to connect described GPRS modulator-demodulator 5.
As shown in Figure 3, described submaster controller 3 is a single-chip computer control system, comprise singlechip control chip U4, its model is P89V51RB2, the P0.5 of this singlechip control chip U4, the P0.6 pin is connected with carrier transmitting-receiving device 6 as the iic bus pin, also is connected with power control relay 7, current transformer 8, warm and humid transducer 9 and photodetector 10 on this singlechip control chip U4.
In specific implementation process, described power control relay (7) is serially connected on the live wire L of street lamp power supply, road lamp power supply circuit, the P1.0 port of singlechip control chip U4 is controlled output pin as relay, the P1.0 pin is connected on the base stage of triode through current-limiting resistance, the grounded emitter of this triode, collector electrode is connected with the control port of described power control relay, when relay control output pin P1.0 output high level, the triode conducting, induction coil energising in the power control relay, the relay switch conducting is street lamp 4 power supplies.
On the P3.0 of singlechip control chip U4 and P3.1 pin, be connected described warm and humid transducer 9, that this warm and humid transducer 9 adopts is accurate digital relative humidity of the monolithic whole school with iic bus interface and the temperature sensor SHT11 that Switzerland Sensirion company produces, and is used to realize that the humiture around the street lamp 4 detects.
Connect described photodetector 10 on the P3.7 of singlechip control chip U4 pin, this photodetector 10 adopts photo resistance, and whether be used to detect street lamp 4 luminous.
The P0.5 of singlechip control chip U4 is connected with the IIC control interface of carrier transmitting-receiving device 6 as the iic bus pin with the P0.6 pin, be used to realize and master controller 2 between data transmit.
DAC0 pin on singlechip control chip U4 also is connected as the control end of power drive output pin with analog line driver 11, the output of this analog line driver 11 connects the LED illuminating circuit in the street lamp 4, regulate the luminosity of LED lamp by the height of power drive output pin DAC0 outputs level signals, realize the adjusting of street lamp luminous power.
As shown in Figure 4, described carrier transmitting-receiving device 6 is provided with IIC control interface and the connectivity port 220VAC of supply line, described IIC control interface is used to connect IIC port set SDA, the SCL of described ARM control chip U1 or iic bus pin P0.5, the P0.6 of described singlechip control chip U4, the connectivity port 220VAC of described supply line is used to connect the L of street lamp supply line, N.
Described carrier transmitting-receiving device 6 adopts PL2102 carrier Control chip, PL2102 is the half-duplex asynchronous modem controller that aims at the power line communication network design, SDA on the chip directly is connected with other control chips as the IIC control interface with the SCL pin, through the connectivity port 220VAC of supply line that draws of the outer despreading circuit of part distinguish accordingly with the street lamp power supply, road lamp power supply circuit in live wire be connected with zero line, PSKO port on the chip is as the transmitting terminal of digital signal, SIGin port on the chip is as the receiving terminal of analog signal, master controller 2 all is connected a carrier transmitting-receiving device 6 with submaster controller 3, the mode that adopts power line carrier, PLC is at street lamp 4 power supply circuits transmitting datas, compared with other wire communication modes, reduce wiring cost, compared with wireless mode, also reduced the control difficulty.
As shown in Figure 5, the street lamp power supply, road lamp power supply circuit L in different highway sections also is provided with segmentation isolator 12 between the N, and described segmentation isolator 12 is by two inductance L and the low pass filter that capacitor C is formed, the cut-off frequency f of this low pass filter
cBe arranged on supply frequency f
0With carrier frequency f
1Between.Described supply frequency f
0Be 50Hz, the carrier frequency f of described carrier transmitting-receiving device 6
1Be arranged between 100KHz～500KHz.Segmentation isolator 12 has stopped passing through of carrier signal between the different highway sections, but the power supply of 50Hz is not exerted an influence substantially.
Operation principle of the present utility model is:
A submaster controller 3 is installed on every street lamp 4, street lamp power supply, road lamp power supply circuit L at every section road, master controller 2 of the last installation of N, the power control relay that is provided with on the submaster controller 3 is used to control the power turn-on state of street lamp 4, current transformer 8 is used to detect the operating current of street lamp 4, warm and humid transducer 9 is used to detect the temperature and humidity of street lamp 4 surrounding environment, photodetector 10 is used to detect the luminance of street lamp 4, submaster controller 3 detected street lamp 4 operating currents, temperature, parameters such as humidity and street lamp 4 luminances are by street lamp power supply, road lamp power supply circuit L, N is sent on the master controller 2, master controller 2 sends to the detected parameters that receives on the remote server 1 by GPRS modulator-demodulator 5, administrative staff can conveniently recognize the related work state of street lamp 4 on remote server 1, in time find and the handling failure situation, saved the workman and maked an inspection tour the manpower and materials that street lamp 4 situations need consume, increased work efficiency.
Claims (6)
1. road lamp management control system, it is characterized in that: comprise remote server (1), master controller (2), submaster controller (3), street lamp (4) and street lamp power supply, road lamp power supply circuit (L, N), described master controller (2) is connected in the Internet by GPRS modulator-demodulator (5), this GPRS modulator-demodulator (5) is used to realize the data communication between described master controller (2) and the described remote server (1), described master controller (2) is installed in the street lamp power supply, road lamp power supply circuit (L of every section road, N) on, described submaster controller (3) is installed on every street lamp (4), described master controller (2) is connected described street lamp power supply, road lamp power supply circuit (L through a carrier transmitting-receiving device (6) respectively with described submaster controller (3), N) on, adopt the power carrier mode to realize transfer of data between master controller (2) and the submaster controller (3), described submaster controller (3) is provided with power control relay (7), current transformer (8), warm and humid transducer (9) and photodetector (10).
2. a kind of road lamp management control system according to claim 1, it is characterized in that: described master controller (2) is the ARM embedded control system, be provided with ARM control chip (U1), this ARM control chip (U1) is provided with IIC port set (SDA, SCL) and UART port set (TXD, RXD), described IIC port set (SDA, SCL) be used to connect carrier transmitting-receiving device (6), at this IIC port set (SDA, SCL) also be connected with EEROM storage chip (U2) on, described UART port set (TXD, RXD) be converted to the RS232 serial ports through serial ports conversion chip (U3), this RS232 serial ports is used to connect described GPRS modulator-demodulator (5).
3. a kind of road lamp management control system according to claim 1, it is characterized in that: described submaster controller (3) is a single-chip computer control system, comprise singlechip control chip (U4), dispose iic bus pin (P0.5 on this singlechip control chip (U4), P0.6), relay control output pin (P1.0), power drive output pin (DAC), current signal input pin (ADC0), Temperature Humidity Sensor signal input pin (P3.0, P3.1) and light detecting signal input pin (P3.7), described iic bus pin (P0.5, P0.6) be used to connect carrier transmitting-receiving device (6), described relay control output pin (P1.0) is connected with described power control relay (7), be connected with analog line driver (11) on the described power drive output pin (DAC), the output of this analog line driver (11) connects the illuminating circuit in the described street lamp (4), described current signal input pin (ADC0) is connected on the induced signal output of current transformer (8), described Temperature Humidity Sensor signal input pin (P3.0, P3.1) connect described warm and humid transducer (9), described light detecting signal input pin (P3.7) connects described photodetector (10).
4. according to claim 2 or 3 described a kind of road lamp management control system, it is characterized in that: described carrier transmitting-receiving device (6) is provided with IIC control interface and supply line connectivity port (220VAC), described IIC control interface is used to connect the IIC port set (SDA, SCL) of described ARM control chip (U1) or the iic bus pin (P0.5, P0.6) of described singlechip control chip (U4), described supply line connectivity port (220VAC) be used to connect street lamp supply line (L, N).
5. a kind of road lamp management control system according to claim 1, it is characterized in that: street lamp power supply, road lamp power supply circuit (L in different highway sections, N) also be provided with segmentation isolator (12) between, described segmentation isolator (12) is by two inductance and the low pass filter that electric capacity is formed, the cut-off frequency f of this low pass filter
cBe arranged on supply frequency f
0With carrier frequency f
1Between.
6. a kind of road lamp management control system according to claim 5 is characterized in that: described supply frequency f
0Be 50Hz, the carrier frequency f of described carrier transmitting-receiving device (6)
1Be arranged between 100KHz～500KHz.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205715633U CN201878376U (en) | 2010-10-22 | 2010-10-22 | Management control system of streetlight |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010205715633U CN201878376U (en) | 2010-10-22 | 2010-10-22 | Management control system of streetlight |
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|---|---|
| CN201878376U true CN201878376U (en) | 2011-06-22 |
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|---|---|---|---|
| CN2010205715633U Expired - Fee Related CN201878376U (en) | 2010-10-22 | 2010-10-22 | Management control system of streetlight |
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Cited By (14)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102355764A (en) * | 2011-07-14 | 2012-02-15 | 成都三影科技有限公司 | Single lamp illumination management system |
| CN102437868A (en) * | 2011-12-06 | 2012-05-02 | 华中科技大学 | Urban internet of things system based on intelligent road lamp |
| CN102448224A (en) * | 2011-09-27 | 2012-05-09 | 深圳市全智聚能科技有限公司 | DC (Direct Current) centralized power supply management method and device for LED (Light Emitting Diode) lights |
| CN102519615A (en) * | 2012-01-05 | 2012-06-27 | 华北水利水电学院 | Giant LED (Light Emitting Diode) display thermometer |
| CN102665346A (en) * | 2012-05-09 | 2012-09-12 | 浙江金丽温高速公路有限公司 | Intelligent tunnel lighting controller for express way |
| CN103619106A (en) * | 2013-12-04 | 2014-03-05 | 昆山泰顺自动化设备有限公司 | Street lamp wireless temperature control system |
| CN103987154A (en) * | 2014-01-26 | 2014-08-13 | 杭州电子科技大学 | Intelligent lamp node circuit based on bus technology |
| CN104363678A (en) * | 2014-11-06 | 2015-02-18 | 厦门市致创能源技术有限公司 | Street lamp control system |
| CN104363677A (en) * | 2014-11-06 | 2015-02-18 | 厦门市致创能源技术有限公司 | Street lamp control method |
| CN104981084A (en) * | 2015-07-10 | 2015-10-14 | 武汉电力设备厂 | Intelligent HID digital ballast |
| WO2016026073A1 (en) * | 2014-08-18 | 2016-02-25 | 中青创投（深圳）科技有限公司 | City cloud-based third-generation intelligent street lamp and interconnection and interworking control system |
| CN108131622A (en) * | 2017-12-23 | 2018-06-08 | 苏州云葫芦信息科技有限公司 | A kind of intelligent road-lamp |
| CN111263492A (en) * | 2020-02-27 | 2020-06-09 | 青岛亿联客信息技术有限公司 | Intelligent lamp and lighting system |
| CN113453401A (en) * | 2020-03-27 | 2021-09-28 | 深圳市洲明科技股份有限公司 | Voltage adjusting method and device based on LED lamp beads |
-
2010
- 2010-10-22 CN CN2010205715633U patent/CN201878376U/en not_active Expired - Fee Related
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102355764A (en) * | 2011-07-14 | 2012-02-15 | 成都三影科技有限公司 | Single lamp illumination management system |
| CN102448224A (en) * | 2011-09-27 | 2012-05-09 | 深圳市全智聚能科技有限公司 | DC (Direct Current) centralized power supply management method and device for LED (Light Emitting Diode) lights |
| CN102448224B (en) * | 2011-09-27 | 2014-07-30 | 深圳市全智聚能科技有限公司 | DC (Direct Current) centralized power supply management method and device for LED (Light Emitting Diode) lights |
| CN102437868A (en) * | 2011-12-06 | 2012-05-02 | 华中科技大学 | Urban internet of things system based on intelligent road lamp |
| CN102519615A (en) * | 2012-01-05 | 2012-06-27 | 华北水利水电学院 | Giant LED (Light Emitting Diode) display thermometer |
| CN102519615B (en) * | 2012-01-05 | 2013-04-17 | 华北水利水电学院 | Giant LED (Light Emitting Diode) display thermometer |
| CN102665346A (en) * | 2012-05-09 | 2012-09-12 | 浙江金丽温高速公路有限公司 | Intelligent tunnel lighting controller for express way |
| CN102665346B (en) * | 2012-05-09 | 2014-12-10 | 浙江金丽温高速公路有限公司 | Intelligent tunnel lighting controller for express way |
| CN103619106A (en) * | 2013-12-04 | 2014-03-05 | 昆山泰顺自动化设备有限公司 | Street lamp wireless temperature control system |
| CN103987154A (en) * | 2014-01-26 | 2014-08-13 | 杭州电子科技大学 | Intelligent lamp node circuit based on bus technology |
| CN103987154B (en) * | 2014-01-26 | 2016-06-29 | 杭州电子科技大学 | A kind of intelligent lamp node circuit based on bussing technique |
| WO2016026073A1 (en) * | 2014-08-18 | 2016-02-25 | 中青创投（深圳）科技有限公司 | City cloud-based third-generation intelligent street lamp and interconnection and interworking control system |
| CN104363678A (en) * | 2014-11-06 | 2015-02-18 | 厦门市致创能源技术有限公司 | Street lamp control system |
| CN104363677A (en) * | 2014-11-06 | 2015-02-18 | 厦门市致创能源技术有限公司 | Street lamp control method |
| CN104363678B (en) * | 2014-11-06 | 2017-04-12 | 厦门市致创能源技术有限公司 | Street lamp control system |
| CN104363677B (en) * | 2014-11-06 | 2017-05-10 | 厦门市致创能源技术有限公司 | Street lamp control method |
| CN104981084A (en) * | 2015-07-10 | 2015-10-14 | 武汉电力设备厂 | Intelligent HID digital ballast |
| CN108131622A (en) * | 2017-12-23 | 2018-06-08 | 苏州云葫芦信息科技有限公司 | A kind of intelligent road-lamp |
| CN111263492A (en) * | 2020-02-27 | 2020-06-09 | 青岛亿联客信息技术有限公司 | Intelligent lamp and lighting system |
| CN113453401A (en) * | 2020-03-27 | 2021-09-28 | 深圳市洲明科技股份有限公司 | Voltage adjusting method and device based on LED lamp beads |
| CN113453401B (en) * | 2020-03-27 | 2023-04-18 | 深圳市洲明科技股份有限公司 | Voltage adjusting method and device based on LED lamp beads |
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