CN102917509A - Intelligent digital LED (Light Emitting Diode) drive controller and illumination monitoring system - Google Patents
Intelligent digital LED (Light Emitting Diode) drive controller and illumination monitoring system Download PDFInfo
- Publication number
- CN102917509A CN102917509A CN2012104301367A CN201210430136A CN102917509A CN 102917509 A CN102917509 A CN 102917509A CN 2012104301367 A CN2012104301367 A CN 2012104301367A CN 201210430136 A CN201210430136 A CN 201210430136A CN 102917509 A CN102917509 A CN 102917509A
- Authority
- CN
- China
- Prior art keywords
- circuit
- control
- chip
- intelligent digital
- governor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Classifications
-
- 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
-
- 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
- Y02B20/72—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The invention discloses an intelligent digital LED (Light Emitting Diode) drive controller and an illumination monitoring system. The controller comprises a rectifying and filtering circuit, a power factor adjustment circuit, one or a plurality of groups of independent fly-back topological circuits and one or a plurality of groups of independent output circuits which are sequentially connected, and further comprises an integrated circuit single-chip main control circuit, and an input over-voltage/under-voltage protection circuit, a wireless communication module used for remote control and an interface module used for field control and operation which are connected with the integrated circuit single-chip main control circuit. According to the invention, due to the adoption of the intelligent integrated chip and ZIGBEE technology-based intelligent all-digital power drive controller, the control is flexible and convenient, and the control of load current subjected to various factors on a pre-designed level is effectively guaranteed; on the entire design of the controller circuit, great importance is attached to the three aspects of integrated control, standard modularization and system expansibility; and by adopting the intelligent illumination monitoring system comprising the controller, the controllability, universality and expansibility of the system can be effectively improved.
Description
Technical field
The present invention relates to the LED lighting technical field, specifically refer to a kind of Intelligent Digital power LED driving governor based on intelligent integrated chip and ZigBee technology.
Background technology
In recent years, because the energy starved problem is more and more serious, energy-conservationly become a more and more important problem.The LED green illumination is not singly representing the developing direction of following green illumination as hi-tech industry, has more made the example in environmental protection and energy saving.But present LED street lamp/Tunnel Lamp or the intelligent degree of other Intelligent lightening devices are not high, the comprehensive adjustment that can't realize in time, detect exactly street lamp fault and carry out switch and brightness, and energy-saving efficiency is also not high enough; And the cost of at present LED intelligent lighting control is higher, poor reliability.
Summary of the invention
The object of the invention is to overcome above-mentioned the deficiencies in the prior art, a kind of Intelligent Digital power LED driving governor for LED street lamp/Tunnel Lamp or the use of other Intelligent lightening devices and the Intelligent illumination monitoring system that is comprised of this controller are provided.
The technical scheme that the present invention takes is as follows: a kind of Intelligent Digital LED driving governor, the PFC power factor regulating circuit that comprise current rectifying and wave filtering circuit, is connected with current rectifying and wave filtering circuit, also comprise integrated circuit single-chip governor circuit and the wireless communication module that is used for Long-distance Control that is connected with integrated circuit single-chip governor circuit, the interface module that is used for field control or operation, described PFC power factor regulating circuit is connected with integrated circuit single-chip governor circuit; It is characterized in that: be provided with one or more anti-sharp benefit circuit of opening up, and correspondence arranges one or more constant current output circuit, described anti-swash to open up mend that circuit input end all is connected with the PFC power factor regulating circuit, control end all is connected with integrated circuit single-chip governor circuit, output connects respectively the constant current output circuit of correspondence; The multiple constant current output circuit is connected respectively the LED multi-path lighting circuit; The multichannel of can controlling integrated circuit single-chip governor circuit simultaneously independently instead swashs opens up the benefit circuit, gather simultaneously the anti-sharp feedback signal of mending circuit of opening up in each road and carry out analysis-by-synthesis and computing, multichannel is independently instead swashed the output of opening up the benefit circuit coordinate control, by the multiple constant current output circuit, realize the digital current-sharing control to the LED multi-path lighting circuit again.
Concrete, the described anti-sharp benefit circuit of opening up comprises a high frequency transformer, this high frequency transformer primary coil one end connects power factor regulating circuit by a switching tube ground connection, the other end, and the conducting of integrated circuit single-chip governor circuit control switch pipe and cut-off realize the transmission of energy between this high frequency transformer primary coil and the secondary coil; Also comprise the divider resistance that is connected between high frequency transformer primary coil one end and the ground; The voltage signal that integrated circuit single-chip governor circuit gathers on the divider resistance carries out computing and processes rear output corresponding control signals switching tube conducting and closed condition, thus output voltage and the electric current of control high frequency transformer secondary coil.
Preferably, the described anti-sharp benefit circuit of opening up comprises that also the Acquisition Circuit signal is connected to the integrated circuit (IC) chip port to the Acquisition Circuit of the earth terminal current signal of described switching tube.
Preferred, port of integrated circuit (IC) chip connects the Acquisition Circuit of the earth terminal current signal of one or more switching tube, by staggered time sharing sampling, thereby reduces EMI and reduces cost.
Further, described anti-sharp opening up mended circuit medium/high frequency transformer T1 secondary coil one end connection rectifier diode D12, rectifier diode D12 negative pole is positive output end, the high frequency transformer T1 secondary coil other end is negative output terminal, be connected with filter capacitor between the positive and negative output, described filter capacitor adopts electrodeless electric capacity.
Concrete, described interface module for field control or operation comprises one or more of light-inductive circuit, infrared induction circuit, pressure sensitive circuit, sound sensor circuit.
Concrete, described wireless communication module for Long-distance Control adopts Zigbee communication module circuit, and integrated circuit single-chip governor circuit is connected to the Long-distance Control of internet net or GSM/GPRS or CDMA or 3G wireless network realization led controller by Zigbee communication module circuit.
Preferably, described Intelligent Digital LED driving governor also comprises the input overvoltage/under-voltage protecting circuit that is connected with integrated circuit single-chip governor circuit.
Intelligent lighting system of the present invention comprises: monitoring central server and a plurality of monitor terminals, cable network terminal control node and the LED street lamp that are connected with this server, Zigbee terminal branch road control node and LED street lamp.Be equiped with Intelligent Digital LED driving governor on the described cable network terminal control node, be used for each LED street lamp on this node of control; Cable network terminal control node connects again by GPRS network access Internet network, and then with monitoring central server and a plurality of monitor terminal by wired GPRS gateway accessing GPRS network that turns; Be equiped with Intelligent Digital LED driving governor on the described Zigbee terminal branch road control node; Described Zigbee terminal branch road control node turns GPRS gateway accessing GPRS network by Zigbee, connects again by GPRS network access Internet network, and then with monitoring central server 1 and a plurality of monitor terminal 2.
Described intelligent lighting system also comprises Zigbee terminal environments parameter detecting node, the detecting sensor that environment comprises brightness, temperature, humidity parameter is set in these nodes, described transducer is connected with described Intelligent Digital LED driving governor, send the data that detect to Intelligent Digital LED driving governor, Intelligent Digital LED driving governor is controlled accordingly according to setting program, and described data upload to control centre; Perhaps described transducer by wireless network directly and monitor terminal transmits and detects data and transmit the monitor terminal order and collect the state information of Zigbee terminal node.
Compared with prior art, the invention has the beneficial effects as follows:
1, the present invention adopts the integrated circuit (IC) chip of integrated PFC function and in conjunction with reverse exciting topological circuit control technology, only adopt a chip can control multichannel reverse exciting topological circuit, realize output cascade, can independently instead swash the output of opening up the benefit circuit to multichannel and coordinate control, realize the output of multichannel individual voltage current precision, not disturbed and intermodulation distortion by the connection level, and then realize the digital current-sharing control to the LED multi-path lighting circuit; Compare existing single channel controller, cost is lower and reliability is higher;
2, described driving governor adopts the intelligent totally digitilized power driving control device based on intelligent integrated chip (for example DSP) and ZIGBEE technology, control is flexible, when load current changes because of various factors, utilize autompulse width modulated (PWM) function of intelligent integrated chip that load current is got back on the initial design values, guaranteed that effectively load current is on the level that can both be controlled in advance design under the impact of various factors;
3, anti-sharp the opening up in the benefit circuit of controller sampled and performed mathematical calculations and process by integrated circuit (IC) chip input average current and peak-to-peak value electric current, realize adopting transformer to control the precision of output voltage and electric current, removed anti-swash topological structure clamp circuit and output electrochemical capacitor commonly used from, guaranteed that product reaches more than the 50000h useful life; Also reduce simultaneously the elementary secondary feedback circuit that arrives, reduced circuit cost.
4, in the controller circuitry global design, pay attention to centralized control, standard modular and system expandability three aspects:, form Intelligent illumination monitoring system by controller, but the controllability of Effective Raise system, Universal and scalability.
Description of drawings
Fig. 1 is the electric theory of constitution schematic block diagram of described LED driving governor;
Fig. 2 is that anti-sharp the opening up of described driving governor mended the circuit embodiments schematic diagram;
Fig. 3 is the anti-sharp benefit circuit diagram of opening up of existing normal power supplies;
Fig. 4 is described LED driving governor embodiment circuit theory schematic diagram;
Fig. 5 is the composition schematic diagram of described Intelligent illumination monitoring system.
Embodiment
The invention will be further described below in conjunction with drawings and Examples.
As shown in Figure 1 among the embodiment, described Intelligent Digital LED driving governor comprise the EMI filter circuit, Surge suppression and the lightning protection circuit that connect successively, current rectifying and wave filtering circuit, PFC power factor regulating circuit, many groups independently anti-swash to open up mend circuit and organize independently constant current output circuit more; Comprise that also integrated circuit single-chip governor circuit reaches input overvoltage/under-voltage protecting circuit, the wireless communication module that is used for Long-distance Control that is connected with integrated circuit single-chip governor circuit, interface module, the light sensor that is used for field control or operation; Also comprise standby and auxiliary circuit, auxiliary power circuit.Wherein, power factor regulating circuit and many groups independently anti-swash to open up mend circuit and all be connected with integrated circuit single-chip governor circuit.
Wherein, described interface module for field control or operation is mainly used in connecting outside sensor variable, as: infrared sensor, pressure sensor, sound transducer etc. are used for the opening and closing of control LED lamp, thereby save power supply energy.Light sensor has two effects, the one, control LED lamp Push And Release for detection of the photosensitive intensity of external environment, the 2nd, in the light intensity of the bright rear Real-Time Monitoring LED of LED lamp, when the light intensity of new LED lamp during greater than the light intensity of needs, integrated circuit (IC) chip can make its brightness deterioration by the modulation signal of control output, to prolong the life-span of LED main power source and lamp.When lamp is aging when causing luminous intensity to reduce, integrated circuit (IC) chip can be controlled modulation signal increases the source current of LED lamp, thereby makes luminous intensity constant.But LED light does not change by force after regulating, and shows that the LED lamp damages, and integrated circuit (IC) chip can produce alarm signal, and notice is changed and maintenance.The wireless communication module that is used for Long-distance Control adopts the Zigbee module communication, characteristics low in energy consumption, that flexibility is high, transmitted data amount is little that the Zigbee module has, employing has the self-organizing network system of Zigbee transmission, and the centralized monitor management that can be controller provides powerful guarantee.Input overvoltage/under-voltage protecting circuit is for judging input civil power situation and integrated circuit single-chip governor circuit control action protection controller internal circuit being arranged under the input voltage out-of-limit condition.
The operation principle of LED driving governor of the present invention is as follows: civil power is received bridge rectifier filter circuit behind EMI filter circuit, Surge suppression and lightning protection circuit, exports to PFC power factor regulating circuit and the anti-sharp benefit circuit of opening up through rectifying and wave-filtering.Auxiliary power circuit produces 5V and 3.3V voltage is supplied with respectively integrated circuit single-chip governor circuit, Zigbee is wireless sending and receiving module and other external-connected ports.The interface module etc. that integrated circuit single-chip governor circuit receives the external wireless communication module and is used for field control or operation is located signal and is carried out other input (such as the light sensor signal, instead swash topological circuit signal etc.), after carrying out comprehensive calculation process according to these signals, the output control signal drives respectively independent anti-topological circuit (DC-DC MODE) work that swashs of many groups, finally by the independent constant current output circuit output signal control of many groups LED street lamp/Tunnel Lamp even load.
Anti-sharp opening up of the present invention mended the circuit embodiments circuit as shown in Figure 2, comprise high frequency transformer T1, high frequency transformer T1 primary coil one end connecting valve pipe Q2, the other end connects power factor regulating circuit, and the conducting of integrated circuit single-chip governor circuit output pwm signal (PM1 port) control switch pipe Q2 and cut-off realize the transmission of energy between high frequency transformer T1 primary coil and the secondary coil.High frequency transformer T1 secondary coil one end connects rectifier diode D12, and rectifier diode D12 negative pole is positive output end, and the high frequency transformer T1 secondary coil other end is negative output terminal, is connected with filter capacitor C22, C23, C30 between the positive and negative output; Also comprise divider resistance R10, the R11, the R40 that are connected between high frequency transformer T1 primary coil one end and the ground; Be connected on the sampling resistor R44 between switching tube Q2 source electrode and the ground.Voltage signal on the integrated circuit single-chip governor circuit collection divider resistance R40 and the current signal on the switching tube Q2 source electrode, carry out comprehensive computing and process rear output corresponding control signal, realize adopting transformer to control the precision of output voltage and electric current, reduce the elementary secondary feedback circuit that arrives, reduced circuit cost.
Existing anti-sharp opening up mended circuit such as Fig. 3, and the clamp circuit that is comprised of resistance R 31, capacitor C 7 and diode D9 wherein need be set, and be used for the peak voltage of the leakage inductance generation of absorbing high-frequency transformer, thereby the protection power tube do not burnt by peak voltage.Remove clamp circuit among the present invention from, increased divider resistance R10, R11, R40, gathered the row operation of going forward side by side of voltage signal on the divider resistance R40 by integrated circuit single-chip governor circuit and process and control, also reached the effect of the little protection power tube of output ripple; And output filter capacitor C22, C23, C30 can adopt electrodeless electric capacity in the present invention, thereby have avoided using in the prior art the short problem that affects whole power supply stability of electrochemical capacitor life.
According to underlying hardware of the present invention, controller of the present invention can have the storage encryption function, but the working condition of real time record controller, the historical data that comprises voltage, electric current and external environment is according to some threshold values of setting, by its working condition of controller Auto-Sensing, adjust output voltage and electric current according to its test record data, be uploaded to monitoring center again, thereby prolong power source life and encryption, estimating etc. for complete machine job stability and power source life provides real data.
According to underlying hardware of the present invention, system of the present invention also has multiple situation alarm function, and accurately detailed warning information is the important evidence of illumination supervision line service.Described system can have following alarm function: the alarm of single lamp loss of ignition, the alarm of single lamp open circuit, single lamp short circuit alarm, voltage cross the border and protect alarm, heat protection alarm, lamp fault alarm and power fail warning etc.
According to underlying hardware of the present invention, system of the present invention also can have anti-theft feature, and cable installation is stolen to mostly occur at night, and the circuit of night-light control is particularly arranged.Circuit is powered whole night, and wireless information device is closed single lamp and kept simultaneously communicating by letter unimpeded, is zero in case a plurality of output module output signals appear in certain direction, namely triggers alarm, does not rely on any extra device, can carry out effectively antitheft to cable installation.
LED driving governor embodiment circuit theory diagrams of the present invention comprise among this embodiment that four the tunnel instead swash topological circuit and four road corresponding constant current output circuits as shown in Figure 4, and then this controller can be controlled four tunnel loads simultaneously.Civil power in 90 ~ 305V scope is received bridge rectifier filter circuit after via EMI filter circuit and Surge suppression and lightning protection circuit, access successively again the switching tube Q1 in the input power factor Circuit tuning, inductance coil L2, diode D6, integrated circuit single-chip governor circuit 4 human hair combing wastes go out the G utmost point (grid) that pwm signal comes driving switch pipe Q1, control Q1 conducting and closing, then export the voltage of 360 ~ 450V through D6, one tunnel input standby and auxiliary circuit, produce respectively suitable voltage and supply with Zigbee module and other external-connected ports, another road produces SV1(+3.3V) power to integrated circuit (IC) chip; Four tunnel high frequency transformer T1, T2, T3, T4 primary side and switching tube Q2, Q3, Q4, the Q5 that instead swash in the topological circuit are delivered on this another road of 360 ~ 450V voltage.This moment, integrated circuit single-chip governor circuit detected after the line number algorithm process of going forward side by side, 12 pin from JP2 end, 14 pin, 18 pin, 20 pin produce pwm signal respectively driving switch pipe Q2, Q3, Q4, Q5 conducting and close, high frequency transformer T1, T2, T3, T4 level export respectively four groups of independently constant current output circuits to, behind the constant current output circuit output rectification filter, export respectively V1+, V1-, V2+, V2-, V3+, V3-, four groups of voltages of V4+, V4-are to load.Port of integrated circuit (IC) chip (15 pin of JP2) is the source electrode of connecting valve pipe Q2, Q3 simultaneously, and switching tube Q2, Q3 source electrode link together by resistance R 44 ground connection, resistance R 45 shunt capacitance C20.Resistance R 45, capacitor C 20 form the Acquisition Circuit of the earth terminal current signal of switching tube Q2, Q3.Another port of integrated circuit (IC) chip (21 pin of JP2) is the Acquisition Circuit of the earth terminal current signal of connecting valve pipe Q4, Q5 simultaneously.In the practical application, port of integrated circuit (IC) chip can connect the more Acquisition Circuit of multichannel current signal, calculates the sampled value of every road current signal by software, can reduce like this use of integrated circuit (IC) chip port as far as possible.
The Intelligent digital controller that the present invention proposes is an a kind of part that adopts the wireless supervisory control system of up-to-date Zigbee and GPRS technology for LED street lamp/Tunnel Lamp or other Intelligent lightening devices, Intelligent digital controller can be in time, detect exactly street lamp fault, can carry out switch and brightness regulation to street lamp again, play the effect of secondary energy-saving on LED street lamp/Tunnel Lamp or the original energy-conservation basis of other intelligent lightings, the more important thing is, based on native system can realize home-confined just can be to all street lamp implementing monitorings, and finally realize low-carbon economy and city illumination sustainable development.
Described Intelligent illumination monitoring system as shown in Figure 5, whole system mainly by monitoring central server 1 and a plurality of monitor terminals 2, cable network terminal control node and the LED street lamp 3 that are connected with this server, node controlled by Zigbee terminal branch road and LED street lamp 4 forms.Cable network terminal control node and Zigbee terminal branch road control node all are equiped with described Intelligent Digital LED driving governor for each LED street lamp on this node of control.Cable network terminal control node connects again by GPRS network access Internet network, and then with monitoring central server 1 and a plurality of monitor terminal 2 by wired GPRS gateway 5 access GPRS network that turn.Zigbee terminal branch road control node turns GPRS gateway 6 access GPRS network by Zigbee, connects again by GPRS network access Internet network, and then with monitoring central server 1 and a plurality of monitor terminal 2.Described monitor terminal 2 comprises the mobile monitoring terminals such as computer monitoring terminal and mobile phone, and each monitor terminal can adopt RS232 serial ports and Zigbee network communication.Described system also comprises Zigbee terminal environments parameter detecting node, arrange such as ambient brightness, temperature, humidity etc. parameter detecting sensor in these nodes, these transducers can be connected with described Intelligent Digital LED driving governor, send the data that detect to controller, controller can be controlled accordingly according to setting program, and controller can be these data upload to control end.These transducers also can directly be communicated by letter with Surveillance center by wireless network, transmit and detect the state information that data also can transmit Surveillance center's order and collect the Zigbee terminal node.
Zigbee terminal branch voltage current detection circuit also can be set for detection of the electric current and voltage state of whole branch road in the described system; Zigbee terminal environments parameter detecting circuit also can be set for detection of the environmental parameter of whole residential quarter, comprise light intensity, temperature, humidity, with the foundation as the Zigbee terminal control.
It is take the data transmission technology of global system for mobile communications (GSM) as the basis that system of the present invention adopts packet wireless business GPRS, have not only that wide coverage, data transmission bauds are fast, the high communication quality, the always online and advantage such as charge by flow, and itself be exactly a multicomponent data net, support the TCP/IP agreement, can be directly and the Internet intercommunication.Monitor terminal or mobile phone terminal are by the network sending controling instruction; integrated circuit single-chip governor circuit receives network instruction by the Zigbee module, realize that threshold values (overvoltage, under-voltage, overcurrent, excess temperature) to setting, opening and closing function setting and the protection of any operating voltage of controller and operating current (arbitrarily definition in the rated operational voltage electric current) arranges and at that time the electric current and voltage value arrange.Integrated circuit (IC) chip can be carried out Real-time Collection by the electric current and voltage to the LED lamp, and in conjunction with LED current maxima and the voltage max of input, dynamic adjustments is carried out in brightness to the LED lamp again.If be several groups of independence out-put supplies, every group can arrange respectively according to above-mentioned parameter.Simultaneously, integrated circuit single-chip governor circuit transmits the parameters such as error protection (overvoltage, under-voltage, overcurrent, excess temperature, and reserve two) and real-time voltage current value by the Zigbee module to monitor terminal.Independent several groups of power supplys output also can be uploaded respectively above data in this way.
Not concrete functional module and the circuit of introducing all can adopt existing mature technology among the present invention, do not repeat them here.
Above-described embodiment is preferrred embodiment of the present invention; need to prove; in the situation that does not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art work as can make according to the present invention various corresponding changes and distortion, but these changes and distortion all should belong to the protection range of the appended claim of the present invention.
Claims (10)
1. Intelligent Digital LED driving governor, the PFC power factor regulating circuit that comprise current rectifying and wave filtering circuit, is connected with current rectifying and wave filtering circuit, also comprise integrated circuit single-chip governor circuit and the wireless communication module that is used for Long-distance Control that is connected with integrated circuit single-chip governor circuit, the interface module that is used for field control or operation, described PFC power factor regulating circuit is connected with integrated circuit single-chip governor circuit; It is characterized in that: be provided with one or more anti-sharp benefit circuit of opening up, and correspondence arranges one or more constant current output circuit, described anti-swash to open up mend that circuit input end all is connected with the PFC power factor regulating circuit, control end all is connected with integrated circuit single-chip governor circuit, output connects respectively the constant current output circuit of correspondence; The multiple constant current output circuit is connected respectively the LED multi-path lighting circuit;
The multichannel of can controlling integrated circuit single-chip governor circuit simultaneously independently instead swashs opens up the benefit circuit, gather simultaneously the anti-sharp feedback signal of mending circuit of opening up in each road and carry out analysis-by-synthesis and computing, multichannel is independently instead swashed the output of opening up the benefit circuit coordinate control, by the multiple constant current output circuit, realize the digital current-sharing control to the LED multi-path lighting circuit again.
2. Intelligent Digital LED driving governor according to claim 1, it is characterized in that: the described anti-sharp benefit circuit of opening up comprises a high frequency transformer, this high frequency transformer primary coil one end connects power factor regulating circuit by a switching tube ground connection, the other end, and the conducting of integrated circuit single-chip governor circuit control switch pipe and cut-off realize the transmission of energy between this high frequency transformer primary coil and the secondary coil; Also comprise the divider resistance that is connected between high frequency transformer primary coil one end and the ground; The voltage signal that integrated circuit single-chip governor circuit gathers on the divider resistance carries out computing and processes rear output corresponding control signals switching tube conducting and closed condition, thus output voltage and the electric current of control high frequency transformer secondary coil.
3. Intelligent Digital LED driving governor according to claim 2 is characterized in that: described anti-swash to open up mend circuit and comprise that also the Acquisition Circuit signal is connected to the integrated circuit (IC) chip port to the Acquisition Circuit of the earth terminal current signal of described switching tube.
4. Intelligent Digital LED driving governor according to claim 3, it is characterized in that: port of integrated circuit (IC) chip connects the Acquisition Circuit of the earth terminal current signal of one or more switching tube.
5. Intelligent Digital LED driving governor according to claim 1, it is characterized in that: described anti-sharp opening up mended circuit medium/high frequency transformer T1 secondary coil one end connection rectifier diode D12, rectifier diode D12 negative pole is positive output end, the high frequency transformer T1 secondary coil other end is negative output terminal, be connected with filter capacitor between the positive and negative output, described filter capacitor adopts electrodeless electric capacity.
6. Intelligent Digital LED driving governor according to claim 1 is characterized in that: also comprise the input overvoltage/under-voltage protecting circuit that is connected with integrated circuit single-chip governor circuit.
7. Intelligent Digital LED driving governor according to claim 1 is characterized in that: described interface module for field control or operation comprises one or more of light-inductive circuit, infrared induction circuit, pressure sensitive circuit, sound sensor circuit.
8. Intelligent Digital LED driving governor according to claim 1, it is characterized in that: described wireless communication module for Long-distance Control adopts Zigbee communication module circuit, and integrated circuit single-chip governor circuit is connected to the Long-distance Control of internet net or GSM/GPRS or CDMA or 3G wireless network realization led controller by Zigbee communication module circuit.
9. an intelligent lighting system is characterized in that, comprising:
Monitoring central server;
The a plurality of monitor terminals that are connected with this server;
Cable network terminal control node and LED street lamp are equiped with Intelligent Digital LED driving governor on the described cable network terminal control node, are used for each LED street lamp on this node of control; Cable network terminal control node connects again by GPRS network access Internet network, and then with monitoring central server 1 and a plurality of monitor terminal 2 by wired GPRS gateway accessing GPRS network that turns;
Zigbee terminal branch road control node and LED street lamp are equiped with Intelligent Digital LED driving governor on the described Zigbee terminal branch road control node; Described Zigbee terminal branch road control node turns GPRS gateway accessing GPRS network by Zigbee, connects again by GPRS network access Internet network, and then with monitoring central server 1 and a plurality of monitor terminal 2.
10. described intelligent lighting system according to claim 9, it is characterized in that, also comprise Zigbee terminal environments parameter detecting node, the detecting sensor that environment comprises brightness, temperature, humidity parameter is set in these nodes, described transducer is connected with described Intelligent Digital LED driving governor, send the data that detect to Intelligent Digital LED driving governor, Intelligent Digital LED driving governor is controlled accordingly according to setting program, and described data upload to control centre; Perhaps described transducer by wireless network directly and monitor terminal transmits and detects data and transmit the monitor terminal order and collect the state information of Zigbee terminal node.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210430136.7A CN102917509B (en) | 2012-11-01 | 2012-11-01 | Intelligent digital LED (Light Emitting Diode) drive controller and illumination monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210430136.7A CN102917509B (en) | 2012-11-01 | 2012-11-01 | Intelligent digital LED (Light Emitting Diode) drive controller and illumination monitoring system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102917509A true CN102917509A (en) | 2013-02-06 |
| CN102917509B CN102917509B (en) | 2015-06-24 |
Family
ID=47615683
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210430136.7A Active CN102917509B (en) | 2012-11-01 | 2012-11-01 | Intelligent digital LED (Light Emitting Diode) drive controller and illumination monitoring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102917509B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103607808A (en) * | 2013-10-24 | 2014-02-26 | 宁波瀚田电子有限公司 | LED street lamp emergency communication equipment |
| CN104202880A (en) * | 2014-09-09 | 2014-12-10 | 四川长虹照明技术有限公司 | LED (Light Emitting Diode) intelligent lamp |
| CN105307350A (en) * | 2015-11-19 | 2016-02-03 | 雷锡社 | Long-service lifetime intelligent constant-current light-modulating driving power supply of LED street lamps |
| CN105530741A (en) * | 2015-11-11 | 2016-04-27 | 浙江科技学院 | Networked monitoring-based LED road lighting system |
| CN106439701A (en) * | 2016-11-14 | 2017-02-22 | 深圳市贝优通新能源技术开发有限公司 | Safety monitoring system based on Internet of Things for landscape illumination |
| CN109548239A (en) * | 2018-12-13 | 2019-03-29 | 东南大学 | A kind of LED light power control with virtual synchronous machine response mechanism |
| CN112586088A (en) * | 2020-04-21 | 2021-03-30 | 深圳市大疆创新科技有限公司 | Drive system and movable platform |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101932175A (en) * | 2010-08-31 | 2010-12-29 | 电子科技大学 | LED constant current driving circuit capable of dimming automatically |
| CN202857101U (en) * | 2012-11-01 | 2013-04-03 | 惠州市天然光电科技有限公司 | Intelligent digital LED driving controller and lighting monitoring and control system |
-
2012
- 2012-11-01 CN CN201210430136.7A patent/CN102917509B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101932175A (en) * | 2010-08-31 | 2010-12-29 | 电子科技大学 | LED constant current driving circuit capable of dimming automatically |
| CN202857101U (en) * | 2012-11-01 | 2013-04-03 | 惠州市天然光电科技有限公司 | Intelligent digital LED driving controller and lighting monitoring and control system |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103607808A (en) * | 2013-10-24 | 2014-02-26 | 宁波瀚田电子有限公司 | LED street lamp emergency communication equipment |
| CN104202880A (en) * | 2014-09-09 | 2014-12-10 | 四川长虹照明技术有限公司 | LED (Light Emitting Diode) intelligent lamp |
| CN105530741A (en) * | 2015-11-11 | 2016-04-27 | 浙江科技学院 | Networked monitoring-based LED road lighting system |
| CN105530741B (en) * | 2015-11-11 | 2017-12-08 | 浙江科技学院 | A kind of LED roadway lighting systems based on networked control |
| CN105307350A (en) * | 2015-11-19 | 2016-02-03 | 雷锡社 | Long-service lifetime intelligent constant-current light-modulating driving power supply of LED street lamps |
| CN106439701A (en) * | 2016-11-14 | 2017-02-22 | 深圳市贝优通新能源技术开发有限公司 | Safety monitoring system based on Internet of Things for landscape illumination |
| CN109548239A (en) * | 2018-12-13 | 2019-03-29 | 东南大学 | A kind of LED light power control with virtual synchronous machine response mechanism |
| CN112586088A (en) * | 2020-04-21 | 2021-03-30 | 深圳市大疆创新科技有限公司 | Drive system and movable platform |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102917509B (en) | 2015-06-24 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102917509B (en) | Intelligent digital LED (Light Emitting Diode) drive controller and illumination monitoring system | |
| CN102905434A (en) | Intelligent remote wireless road lamp monitoring system and method | |
| CN102291872A (en) | ZigBee wireless network-based solar streetlamp networked monitoring system | |
| CN202889721U (en) | Intelligent remote wireless street-lamp monitoring system | |
| CN211481547U (en) | Single lamp controller with multiple communication modes | |
| CN202396048U (en) | Solar street lamp intelligent monitoring system based on Internet of things | |
| CN101370334A (en) | Road lamp energy-saving remote management system based on Zigbee and GPRS | |
| CN102802315A (en) | Wireless intelligent LED (Light-Emitting Diode) streetlight control system | |
| CN204157139U (en) | Based on the single lamp monitoring system of technology of Internet of things | |
| CN102006701A (en) | Intelligent light-emitting diode (LED) power supply based on power line carrier communication (PLCC) | |
| CN101237156B (en) | Realization method for wall-hang energy-saving high-frequency switch DC power system | |
| CN102105002A (en) | Control and management system of city intelligent lighting energy saving and method thereof | |
| CN105656018A (en) | Power supply system for direct-current remote-power-supply alternating current local side terminal on expressway and method | |
| CN103987161A (en) | Intelligent type wind-solar complementary solar LED street lamp control system | |
| CN103068128A (en) | Wireless intelligent control system for solar street lamp | |
| CN113659609B (en) | Single-wire series direct-current high-voltage remote intelligent power supply system and method | |
| CN202857101U (en) | Intelligent digital LED driving controller and lighting monitoring and control system | |
| CN103762712B (en) | A kind of remodeling method that outdoor illuminating system is carried out to centrally connected power supply | |
| CN103024997B (en) | Based on the LED lamp driving power of power line carrier | |
| CN214177615U (en) | Small controller | |
| Li-jun et al. | Intelligent streetlight energy-saving system based on LonWorks power line communication technology | |
| CN209151409U (en) | A kind of wireless street lamp micro-base station controller | |
| CN201674276U (en) | Mixed direct current power supply system for large-scale LED display screen | |
| CN102711322B (en) | High-efficiency energy-saving LED lighting flow balancing module | |
| CN210609063U (en) | Photovoltaic combiner box monitoring system based on 6LoWPAN |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| ASS | Succession or assignment of patent right |
Free format text: FORMER OWNER: TIANBAO ELECTRONIC (HUIZHOU) CO., LTD. Effective date: 20150528 Owner name: TIANBAO ELECTRONIC (HUIZHOU) CO., LTD. Free format text: FORMER OWNER: HUIZHOU LNG PHOTRONICS TECHNOLOGY CO., LTD. Effective date: 20150528 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20150528 Address after: Shuikou Town Dongjiang Industrial Zone 516005 Guangdong province Huizhou city Huicheng District Applicant after: Ten Pao Electronics (Huizhou) Co., Ltd. Address before: Shuikou Town Dongjiang Industrial Zone 516005 Guangdong province Huizhou city Huicheng District Applicant before: Huizhou LnG Photronics Tech. Co.,Ltd. Applicant before: Ten Pao Electronics (Huizhou) Co., Ltd. |
|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |