CN102355761A - Street lamp monitoring system capable of carrying out networking test on tube life - Google Patents
Street lamp monitoring system capable of carrying out networking test on tube life Download PDFInfo
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- CN102355761A CN102355761A CN201110163360XA CN201110163360A CN102355761A CN 102355761 A CN102355761 A CN 102355761A CN 201110163360X A CN201110163360X A CN 201110163360XA CN 201110163360 A CN201110163360 A CN 201110163360A CN 102355761 A CN102355761 A CN 102355761A
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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
- Y02B20/72—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting
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Abstract
The invention discloses a street lamp monitoring system capable of carrying out a networking test on tube life. The system comprises a remote controlled dispatching center. The remote controlled dispatching center is connected with voltage detection circuits through a communication network, wherein the voltage detection circuits are arranged at two ends of a tube; when a high pressure gas discharge lamp works, there are fixed tube pressure at the two ends of the tube; after voltage division processing is carried out by a voltage dividing capacitance C1 and a voltage dividing capacitance C2, a voltage-regulator tube Z1 clamps a voltage at a fixed value, so that the voltage detection circuits are protected from being damaged; a detector circuit, which is composed of a detector diode D1, a resistance R1, and a filtering capacitance C3, converts a high frequency low frequency that has been processed by voltage division into a direct current voltage V1; and the remote controlled dispatching center carries out comparison between a direct current voltage value and a preset voltage value to determine life of the tube; when a service life of the tube is about to expire, the remote controlled dispatching center gives out an alarm timely according to the detected tube service life information, so that correlated personal can timely make measurements for processing.
Description
Technical field
The present invention relates to the streetlight monitoring system, but the streetlight monitoring system of test lamp tube lifetime especially.
Background technology
What road lighting was at present used more than 90% is high-voltage gas discharging light; We can't find out the useful life of fluorescent tube; Fluorescent tube has only when thoroughly can not use; Could find to handle through the manual work inspection; Need a large amount of manpower and materials of waste and influence normal road lighting; Increase accident potential, and the waste electric energy.
Summary of the invention
The objective of the invention is to overcome deficiency of the prior art, be provided a kind of useful life that can detect fluorescent tube, prompting changing fluorescent tube timely, reduce accident potential the streetlight monitoring system.
Technical scheme of the present invention: a kind of streetlight monitoring system of the test lamp tube lifetime of networking; Comprise the Long-distance Control control centre; The Long-distance Control control centre connects the voltage detecting circuit that is arranged on lamp tube ends through communication network, and voltage detecting circuit comprises dividing potential drop capacitor C 1, dividing potential drop capacitor C 2, detector diode D1, filter capacitor C3, resistance R 1, voltage-stabiliser tube Z1, protection diode D2; Dividing potential drop capacitor C 1 is connected to lamp tube ends after connecting with dividing potential drop capacitor C 2; It is anodal that the common ends of dividing potential drop capacitor C 1 and dividing potential drop capacitor C 2 is connected detector diode D1; Detector diode D1 negative pole connects resistance R 1; Resistance R 1 connects filter capacitor C3; Filter capacitor C3 ground connection, the common ends of resistance R 1 and filter capacitor C3 is connected the end of voltage-stabiliser tube Z1, and the other end of voltage-stabiliser tube Z1 is connected on the dividing potential drop capacitor C 2; The anodal protection diode D2 negative pole that connects of detector diode D1, protection diode D2 plus earth; Resistance R 1 connects microprocessor; Connect communication module on the microprocessor; Microprocessor sends the dc voltage value that records to communication module after through analog-to-digital conversion; Communication module is transferred to the Long-distance Control control centre with this numerical value through communication network, and dc voltage value and preset magnitude of voltage are relatively judged the life-span of fluorescent tube by the Long-distance Control control centre.
As preferably, described communication network comprises two-tier network, GPRS wireless network and ZIGBEE network, and the Long-distance Control control centre inserts GPRS wireless network, GPRS wireless network and ZIGBEE network communication, ZIGBEE network and communication module communication.
As preferably, described communication network comprises two-tier network, GPRS wireless network and wire radio network, and the Long-distance Control control centre inserts GPRS wireless network, GPRS wireless network and wire radio network communication, wire radio network and communication module communication.
As preferably; Also comprise the EMI filter circuit; The EMI filter circuit connects bridge rectifier; Bridge rectifier connects the APFC circuit of power factor correction; The APFC circuit of power factor correction connects half-bridge inversion circuit; Half-bridge inversion circuit connects current-limiting inductance; Current-limiting inductance connects fluorescent tube; Fluorescent tube tie point ignition circuit; Described half-bridge inversion circuit is connected with control circuit; Control circuit connects microprocessor; Microprocessor connects communication module; Communication module is connected with the Long-distance Control control centre by communication network, and the Long-distance Control control centre gives control circuit by the microprocessor transmission of control signals, and the output frequency of control circuit control half-bridge inversion circuit is regulated light.
As preferably; Also comprise the EMI filter circuit; The EMI filter circuit connects bridge rectifier; Bridge rectifier connects the APFC circuit of power factor correction; The APFC circuit of power factor correction connects the BUCK circuit; The BUCK circuit connects full bridge inverter; Full bridge inverter connects fluorescent tube; Fluorescent tube tie point ignition circuit; Described BUCK circuit is connected with control circuit; Control circuit connects microprocessor; Microprocessor connects communication module; Communication module is connected with the Long-distance Control control centre by communication network, and the Long-distance Control control centre gives control circuit by the microprocessor transmission of control signals, and the output frequency of control circuit control half-bridge inversion circuit is regulated light.
Operation principle of the present invention is: lamp tube ends will have a fixing pipe to press when high-voltage gas discharging light is worked; This voltage raises along with the growth of working time; Through dividing potential drop capacitor C 1; Dividing potential drop capacitor C 2 dividing potential drops; Voltage-stabiliser tube Z1 clamps the voltage at a fixed value; Be not damaged with the protection voltage detecting circuit; Light tube electric voltage will be stabilized in the fixed value of one more than 100 volt; The high frequency low-voltage of the detecting circuit that detector diode D1, resistance R 1, filter capacitor C3 form after with dividing potential drop is transformed to DC voltage V1; DC voltage V1 changes with the voltage scale of fluorescent tube; Analog-digital conversion function by microprocessor; Convert DC voltage V1 to a relevant numerical; Microprocessor sends the numerical value of conversion to communication module; Communication module is transferred to the Long-distance Control control centre with this numerical value by communication network; Dc voltage value and preset magnitude of voltage are relatively judged the life-span of fluorescent tube by the Long-distance Control control centre; When fluorescent tube is about to expire service life; The Long-distance Control control centre proposes detected lamp tube service life information to report to the police timely, so that the related personnel in time handles.The street lamp of entire city road all can be connected in the Long-distance Control control centre through communication network, monitors through the street lamp to all that the Long-distance Control control centre is centralized, has practiced thrift manpower and materials, has improved efficient greatly.
Voltage detecting circuit of the present invention adopts electronic devices and components few, simple in structure, and cost is low, is applicable to large-scale application.
The present invention can also carry out light modulation to street lamp at any time, has not only made things convenient for road lighting but also effective saves energy.The operation principle of street lamp light modulation is: input current is through the filtering of EMI filter circuit; Be DC current through the bridge rectifier rectification then; Pass through the APFC APFC again; Export the half-bridge inversion circuit use of back level altogether of a stable 400V DC voltage; Half-bridge inversion circuit will pass through the voltage after APFC stablizes; Be changed to high-frequency ac voltage; Behind current limit by inductance, supply high-voltage gas discharging light to use; In the high-voltage gas discharging light start-up course; Firing circuit produces 3-4 kilovolt high pressure and lights high-voltage gas discharging light; Control circuit changes by the big or small controlled frequency that detects output current; Combination by half-bridge inversion circuit and current-limiting inductance is to export a constant-power power source; Thereby the Long-distance Control control centre according to circumstances sets the light modulation time of street lamp and sends dim signal; Dim signal is transferred to control circuit by communication network; The output frequency of control half-bridge inversion circuit raises, and through current-limiting inductance ballast output power is reduced, thereby light is regulated.
Darkness in winter early (general 17 just need to open street lighting), the words of 23 light modulations need be delayed time 6 hours, and darkness evening in summer (turning on light for 19), 23 light modulations only need time-delay 4 hours.
If the light modulation time unification is set at time-delay 5 hours, so in the winter time, put forward previous hour 22 illumination of naming a person for a particular job and turn down, people's car is also many on the road at this moment, and low-light (level) can cause current inconvenience even accidents caused easily.And the light modulation time in summer will postpone one hour, and this hour people's vehicle flowrate seldom, do not need so high brightness, cause energy waste.
The present invention can set a plurality of delay times through remote scheduling control centre to the street lamp of entire city road as required at any time, falls power in 6 hours as being set at time-delay summer, is set at time-delay winter and falls power in 4 hours.Adjust to the time that needs time-delay in Various Seasonal like this, both made things convenient for the demand of road lighting, practiced thrift electric energy again.
Description of drawings
Fig. 1 is the theory diagram of the embodiment of the invention 1.
Fig. 2 is the theory diagram of the embodiment of the invention 2.
Fig. 3 is a structural representation one of the present invention.
Fig. 4 is a structural representation two of the present invention.
Embodiment:
Embodiment 1
Figure 1, EMI filter circuit capacitor and the common mode inductors, 220V power supply through the EMI filter, rectifier bridge rectifier circuit, the APFC power factor correction circuit is adjusted to a stable DC voltage 400V, and the half-bridge inverter circuit switching The high frequency AC lamp for use after limiting the half-bridge inverter circuit composed of two half-bridge FET drive circuit, the control circuit of the half-bridge inverter circuit output current detection, by detecting the size of the current calculation control driving of the half-bridge inverter circuit frequency, the output of the high frequency half-bridge inverter circuit along with a proportional change in the AC frequency, remote control, depending on the circumstances set a variety of dispatch centers delay dimming mode, the embodiment set two sets delay dimming mode: Mode 1, set the delay 6 hours starting summer outputs an instruction to the control circuit, the control circuit detects the output to the microprocessor after the instruction control signals to control the output frequency of the half-bridge inverter circuit increased, so that by limiting inductor ballast output power is reduced; Mode 2, the winter output after a delay of four hours instruction dimming signal to the control circuit for dimming ballast power ultimately reduced to half power.
Lamp tube ends will have a fixing pipe to press when high-voltage gas discharging light is worked; Through dividing potential drop capacitor C 1; Dividing potential drop capacitor C 2 dividing potential drops; Voltage-stabiliser tube Z1 clamps the voltage at a fixed value; Be not damaged with the protection voltage detecting circuit; Light tube electric voltage will be stabilized in the fixed value of one more than 100 volt; Detector diode D1; Resistance R 1; The high frequency low-voltage of the detecting circuit that filter capacitor C3 forms after with dividing potential drop is transformed to direct voltage V1; Direct voltage V1 changes with the voltage scale of fluorescent tube; Analog-digital conversion function by microprocessor; Convert direct voltage V1 to a relevant numerical; Microprocessor sends the numerical value of conversion to communication module; Communication module is transferred to the Long-distance Control control centre with this numerical value through communication network; Dc voltage value and preset magnitude of voltage are relatively judged the life-span of fluorescent tube by the Long-distance Control control centre; When fluorescent tube was about to expire useful life, the Long-distance Control control centre proposed detected lamp tube service life information to report to the police timely, so that the related personnel in time handles.
Like Fig. 3; The street lamp of entire city road all can pass through two-layer communication network; GPRS wireless network and ZIGBEE network; Be connected in the Long-distance Control control centre; Microprocessor on the road lamp electric ballast is provided with communication module, and independently communication module also can be set specially, and communication module is connected communication with the ZIGBEE network; ZIGBEE network and GPRS wireless network communication, the GPRS wireless network is linked in the Long-distance Control control centre.
Like Fig. 4, two-layer communication network also can be GPRS wireless network and wire radio network, and communication module is connected communication with the wire radio network, wire radio network and GPRS wireless network communication, and the GPRS wireless network is linked in the Long-distance Control control centre.The wire radio network can be the Power line carrier network network.
The street lamp to all through the Long-distance Control control centre is centralized is monitored, and can know the situation in useful life of each street lamp at any time, and the light of according to circumstances regulating street lamp that can be has at any time been practiced thrift manpower and materials, has improved efficient greatly.
Embodiment 2
EMI filtered electrical routing capacitance and common mode inductance are formed; The 220V power supply is through EMI filtering; After the bridge rectifier rectification; Be adjusted to stable 400V direct voltage by the APFC circuit of power factor correction; By BUCK circuit (buck translation circuit) voltage and current is controlled adjustment then; The full bridge inverter of back level is interchange with DC converting; The confession high-voltage gas discharging light uses; Control circuit to output current and voltage sample after; The output current and the voltage of control BUCK circuit; To keep permanent power output; In the high-voltage gas discharging light start-up course; Firing circuit produces 3-4 kilovolt high pressure and lights high-voltage gas discharging light, and control circuit connects microprocessor, and microprocessor connects the Long-distance Control control centre; The Long-distance Control control centre according to circumstances sets the light modulation time of street lamp; Dim signal is transferred to control circuit through communication network, and the output voltage and the electric current of control circuit control BUCK circuit are regulated power output, thereby reach the adjusting to light.
Remaining technical characterictic embodiment 2 is identical with embodiment 1.
Claims (5)
1. the streetlight monitoring system of the test lamp tube lifetime of can networking; It is characterized in that; Comprise the Long-distance Control control centre; The Long-distance Control control centre connects the voltage detecting circuit that is arranged on lamp tube ends through communication network, and voltage detecting circuit comprises dividing potential drop capacitor C 1, dividing potential drop capacitor C 2, detector diode D1, filter capacitor C3, resistance R 1, voltage-stabiliser tube Z1, protection diode D2; Dividing potential drop capacitor C 1 is connected to lamp tube ends after connecting with dividing potential drop capacitor C 2; It is anodal that the common ends of dividing potential drop capacitor C 1 and dividing potential drop capacitor C 2 is connected detector diode D1; Detector diode D1 negative pole connects resistance R 1; Resistance R 1 connects filter capacitor C3; Filter capacitor C3 ground connection, the common ends of resistance R 1 and filter capacitor C3 is connected the end of voltage-stabiliser tube Z1, and the other end of voltage-stabiliser tube Z1 is connected on the dividing potential drop capacitor C 2; The anodal protection diode D2 negative pole that connects of detector diode D1, protection diode D2 plus earth; Resistance R 1 connects microprocessor; Microprocessor connects communication module; Microprocessor sends the dc voltage value that records to communication module after through analog-to-digital conversion; Communication module is transferred to the Long-distance Control control centre with this numerical value through communication network, and dc voltage value and preset magnitude of voltage are relatively judged the life-span of fluorescent tube by the Long-distance Control control centre.
2. the streetlight monitoring system of a kind of test lamp tube lifetime of networking according to claim 1; It is characterized in that; Described communication network comprises two-tier network; GPRS wireless network and ZIGBEE network; The Long-distance Control control centre inserts the GPRS wireless network; GPRS wireless network and ZIGBEE network communication, ZIGBEE network and communication module communication.
3. the streetlight monitoring system of a kind of test lamp tube lifetime of networking according to claim 1; It is characterized in that; Described communication network comprises two-tier network; GPRS wireless network and wire radio network; The Long-distance Control control centre inserts the GPRS wireless network; GPRS wireless network and wire radio network communication, wire radio network and communication module communication.
4. according to the streetlight monitoring system of claim 1 or 2 or 3 described a kind of test lamp tube lifetimes of networking; It is characterized in that; Also comprise the EMI filter circuit; The EMI filter circuit connects bridge rectifier; Bridge rectifier connects the APFC circuit of power factor correction; The APFC circuit of power factor correction connects half-bridge inversion circuit; Half-bridge inversion circuit connects current-limiting inductance; Current-limiting inductance connects fluorescent tube; Fluorescent tube tie point ignition circuit; Described half-bridge inversion circuit is connected with control circuit; Control circuit connects microprocessor, and microprocessor connects communication module, and communication module is connected with the Long-distance Control control centre through communication network; The Long-distance Control control centre gives control circuit through the microprocessor transmission of control signals, and the output frequency of control circuit control half-bridge inversion circuit is regulated light.
5. according to the streetlight monitoring system of claim 1 or 2 or 3 described a kind of test lamp tube lifetimes of networking; It is characterized in that; Also comprise the EMI filter circuit; The EMI filter circuit connects bridge rectifier; Bridge rectifier connects the APFC circuit of power factor correction; The APFC circuit of power factor correction connects the BUCK circuit; The BUCK circuit connects full bridge inverter; Full bridge inverter connects fluorescent tube; Fluorescent tube tie point ignition circuit; Described BUCK circuit is connected with control circuit; Control circuit connects microprocessor, and microprocessor connects communication module, and communication module is connected with the Long-distance Control control centre through communication network; The Long-distance Control control centre gives control circuit through the microprocessor transmission of control signals, and the output frequency of control circuit control half-bridge inversion circuit is regulated light.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110163360XA CN102355761A (en) | 2011-06-17 | 2011-06-17 | Street lamp monitoring system capable of carrying out networking test on tube life |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110163360XA CN102355761A (en) | 2011-06-17 | 2011-06-17 | Street lamp monitoring system capable of carrying out networking test on tube life |
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| CN102355761A true CN102355761A (en) | 2012-02-15 |
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| CN201110163360XA Pending CN102355761A (en) | 2011-06-17 | 2011-06-17 | Street lamp monitoring system capable of carrying out networking test on tube life |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104125689A (en) * | 2014-07-28 | 2014-10-29 | 天津伟力盛世节能科技股份有限公司 | Street lamp control system |
| CN104486875A (en) * | 2014-12-01 | 2015-04-01 | 苏州市欧博锐自动化科技有限公司 | Street lamp control method based on ZigBee |
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2011
- 2011-06-17 CN CN201110163360XA patent/CN102355761A/en active Pending
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104125689A (en) * | 2014-07-28 | 2014-10-29 | 天津伟力盛世节能科技股份有限公司 | Street lamp control system |
| CN104486875A (en) * | 2014-12-01 | 2015-04-01 | 苏州市欧博锐自动化科技有限公司 | Street lamp control method based on ZigBee |
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Application publication date: 20120215 |