CN101754519B - Microcomputer controlled street lamp transformer loss reducing and power saving automatic device - Google Patents
Microcomputer controlled street lamp transformer loss reducing and power saving automatic device Download PDFInfo
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- CN101754519B CN101754519B CN2008101855567A CN200810185556A CN101754519B CN 101754519 B CN101754519 B CN 101754519B CN 2008101855567 A CN2008101855567 A CN 2008101855567A CN 200810185556 A CN200810185556 A CN 200810185556A CN 101754519 B CN101754519 B CN 101754519B
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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
Abstract
The invention provides a microcomputer controlled street lamp transformer loss reducing and power saving automatic device which comprises a high-voltage switch controller and a low-voltage switch controller of a transformer, and a power supply controller; the device controls the work and the stop of the control street lamp transformer according to a set order, i.e. in the nighttime, first the transformer is automatically started, and then supplies power to a street lamp; and after dawn, the street lamp is powered off, and then the transformer is powered off, so that the high-voltage switch is operated without load current, and an isolation switch or an electric appliance combining the isolation switch and a fuse can be selected, so as to reduce the invention cost of the equipment. The power-saving device can lead the transformer to be power off without load in more than 10 hours in the daytime, thereby reducing the unnecessary electric energy consumption of a power grid, and simultaneously, mitigating the insulation aging of the transformer, prolonging the service life of the transformer and saving the engineering cost of the street lamp, and has very good market prospect and application value.
Description
Technical field
The present invention relates to a kind of microcomputer controlled street lamp transformer loss reducing and power saving automatic switching technology, specifically, be applied to 10 (6) kV power distribution networks control street lamp transformer loss reducing and power saving device.
Background technology
At present, the cities and towns road lamp power supply is supplied power by the 10kV distribution transformer usually; Daytime is not in the time of need throwing light on, from the low-pressure side power failure of transformer; Evening is in the time of need throwing light on; Low tension switch is served road lamp power supply again; Though this situation street lamp on daytime is stopped using, the transformer of specializing in the street lamp electricity consumption still is in electriferous state, in other words; Street-lighting transformer had tens hours in one day and is in charged no-load running state, and just there are a lot of unnecessary electric energy losses in electrical network like this.
In order to address this problem, people seek a kind of desirable technology always, solve this unnecessary unnecessary loss technical scheme.
Summary of the invention
The objective of the invention is the deficiency to prior art, a kind of design science, cost are low, power supply overcomes existing control street-lighting transformer defective reliably thereby provide.
To achieve these goals, the present invention provides a kind of microcomputer controlled street lamp transformer loss reducing and power saving automatic device.
A kind of microcomputer controlled street lamp transformer loss reducing and power saving automatic device comprises the distribution transformer high-voltage switch controller, low tension switch controller, power-supply controller of electric;
Described power-supply controller of electric connects described distribution transformer high-voltage switch controller respectively, and the low tension switch controller carries out transmission or not to road lamp power supply order on request and operates automatically;
Said power-supply controller of electric comprises DC power supply circuit, single chip circuit, executive component relay K; DC power supply circuit is connected with single chip circuit; Single chip circuit output is connected with the executive component relay K, and the executive component relay K has two groups of output control terminal, and wherein every group has two output control terminal; Be respectively G1, G2; D1, D2, said G1, G2 connect the distribution transformer high-voltage switch controller, and said D1, D2 connect the low tension switch controller.
Described high-voltage switch controller comprises that 1 relay is KG, and 1 capacitor is C1; 1 resistor is R1; The make contact K1 of the executive component relay K of said power-supply controller of electric, the make contact KG1 of said relay K G, the make contact KD1 of the relay K D of low tension switch controller; Said relay K G coil one end respectively with make contact K1 one end of said executive component relay K; Said resistor R 1 one ends; The make contact KD1 of the relay K D of described low tension switch controller connects; The make contact K1 other end of the executive component relay K of said power-supply controller of electric with meet power supply A after the make contact KD1 other end of the relay K D of low tension switch controller is connected; Said resistor R 1 other end is connected with the end of said capacitor C1; The other end of said capacitor C1 is connected with the end of the make contact KG1 of described relay K G, the described relay K G coil other end with meet power supply B after the make contact KG1 other end of relay K G is connected, described power supply A and power supply B are two corresponding power interfaces of same power supply.
Described low tension switch controller comprises a relay K D, the make contact K1 of the executive component relay K of said power-supply controller of electric; The make contact KG1 of the relay K G of said high-voltage switch controller; 1 capacitor C2,1 resistor R 2, the break contact KD2 of relay K D; One end of described relay K D coil respectively with the end of the make contact K1 of the executive component relay K of said power-supply controller of electric; Said resistor R 2 one ends connect; Another termination power D of the make contact K1 of the executive component relay K of said power-supply controller of electric; The other end of said relay K D coil respectively with the end of the make contact KG1 of the relay K G of described high-voltage switch controller; Break contact KD2 one end of relay K D connects, and the other end of the make contact KG1 of the relay K G of said high-voltage switch controller connects power supply E, and said resistor R 2 other ends are connected with said capacitor C2 one end; The capacitor C2 other end is connected with the break contact KD2 other end of relay K D, and described power supply D and power supply E are two corresponding power interfaces of same power supply.
The relative prior art of the present invention has outstanding substantive features and obvious improvement property, and this device has following advantage specifically:
1. street lamp is according to bright naturally power supply to be carried out switching; Come light and grow dark when night; The controller of this device is according to the program requirement of setting; Automatically close the high-side power switch of transformer earlier, the charged back of transformer is sent signal by high-voltage switch controller and is closed a floodgate for the step down side switch, and street lamp is sent.When sunrise daybreak in second day controller action; Controller breaks off the Circuit Fault on Secondary Transformer low tension switch earlier; After road lamp power supply stopped, again the street-lighting transformer high side switch is had a power failure the complete power down mode in transformer place; The no longer charged no-load running in tens hours of transformer on daytime realizes transformer loss reducing and power saving.
2. because transformer has tens hours power down modes every day, slow down transformer insulated wearing out, prolonged the useful life of transformer, practiced thrift the street lamp engineering cost simultaneously.
Description of drawings
Fig. 1 is a microcomputer controlled street lamp transformer loss reducing and power saving automatic device schematic block circuit diagram of the present invention;
Fig. 2 is a power-supply controller of electric schematic circuit of the present invention;
Fig. 3 is the controller principle line map that compresses switch of the present invention;
Fig. 4 is a low tension switch controller principle line map of the present invention.
Embodiment
Pass through accompanying drawing and embodiment below, technical scheme of the present invention is done describing in further detail.
As shown in Figure 1, be microcomputer controlled street lamp transformer loss reducing and power saving automatic device schematic block circuit diagram of the present invention, power-supply controller of electric 1, high-voltage switch controller 2, low tension switch controller 3, high-voltage switch gear 4, low tension switch 5, transformer 6.
The transformer high-voltage side connects high-voltage switch gear 4; Low-pressure side connects low tension switch 5; Power-supply controller of electric 1 is the high and low side on-off controller 2,3 of control transformer respectively; High side switch controller 2 is controlled the divide-shut brake and the low tension switch controller 3 of high-voltage switch gear 4 respectively, the divide-shut brake of low tension switch controller 3 control low tension switches, high-voltage switch gear.This device is according to sunrise, the high and low side switch of the automatic control transformer of sunset, and follow procedure requires street lamp is stopped sending.
As shown in Figure 2, be power-supply controller of electric schematic circuit of the present invention, described power-supply controller of electric connects described transformer high-voltage on-off controller respectively, and the low tension switch controller carries out automatic transmission or not operation in proper order to the requirement of road lamp power supply follow procedure;
Said power-supply controller of electric comprises DC power supply circuit, single chip circuit, executive component relay K; DC power supply circuit is connected with single chip circuit; Single chip circuit output is connected with the executive component relay K, and the executive component relay K has two groups of output control terminal, and wherein every group has two output control terminal; Be respectively G1, G2; D1, D2, said G1, G2 connect high-voltage switch controller 2, and said D1, D2 connect low tension switch controller 3.
DC power supply circuit is supplied with microcontroller power supply, the time that goes out sunrise sunset that the program of single-chip microcomputer is calculated this area, installation place according to the longitude and latitude of the earth, and in disconnected the closing of the high and low switch of follow procedure control transformer, the switching of control road lamp power supply.
Have a power failure to street lamp daytime, send electricity to street lamp night, accomplishes automatically transformer unloaded power failure the on daytime, send night the electrician to do.
As shown in Figure 3, be transformer high-voltage on-off controller schematic circuit of the present invention, described high-voltage switch controller; Comprise 1 relay K G; 1 capacitor C1,1 resistor R 1, the make contact K1 of the executive component relay K of said power-supply controller of electric; The make contact KG1 of said relay K G, the make contact KD1 of the relay K D of low tension switch controller; Said relay K G coil one end respectively with make contact K1 one end of said executive component relay K; Said resistor R 1 one ends; The make contact KD1 of the relay K D of described low tension switch controller connects; The make contact K1 other end of the executive component relay K of said power-supply controller of electric with meet power supply A after the make contact KD1 other end of the relay K D of low tension switch controller is connected; Said resistor R 1 other end is connected with the end of said capacitor C1; The other end of said capacitor C1 is connected with the end of the make contact KG1 of described relay K G, the described relay K G coil other end with meet power supply B after the make contact KG1 other end of relay K G is connected, described power supply A and power supply B are two corresponding power interfaces of same power supply.
Arrive night, and the executive component relay K of power-supply controller of electric gets the electronic contact K1 adhesive of closing, the make contact KG1 of described relay K G adhesive at once; High-voltage switch gear closes a floodgate and send to transformer; Only after high-voltage switch gear closed a floodgate, through time-delay, low-side switch could be closed a floodgate and sent to street lamp.
Come daytime; Executive component relay K dead electricity make contact K1 breaks off; Be in series with the make contact K1 of executive component relay K in the transformer high and low pressure side on-off controller circuit, can low-side switch be had a power failure immediately, and the relay K G of high side switch controller circuitry have the time-delay release function; Could break off high-voltage switch gear through after the certain time-delay after having only low-side switch to have a power failure, transformer is had a power failure.
Fig. 4 is a transformer low voltage on-off controller schematic circuit of the present invention; Described low tension switch controller comprises a relay K D, the make contact K1 of the executive component relay K of said power-supply controller of electric; The make contact KG1 of the relay K G of said high-voltage switch controller; 1 capacitor C2,1 resistor R 2, the break contact KD2 of relay K D; One end of described relay K D coil respectively with the end of the make contact K1 of the executive component relay K of said power-supply controller of electric; Said resistor R 2 one ends connect; Another termination power D of the make contact K1 of the executive component relay K of said power-supply controller of electric; The other end of said relay K D coil respectively with the end of the make contact KG1 of the relay K G of described high-voltage switch controller; Break contact KD2 one end of relay K D connects, and the other end of the make contact KG1 of the relay K G of said high-voltage switch controller connects power supply E, and said resistor R 2 other ends are connected with said capacitor C2 one end; The capacitor C2 other end is connected with the break contact KD2 other end of relay K D, and described power supply D and power supply E are two corresponding power interfaces of same power supply.
Arrive night, the executive component relay K gets the electronic contact adhesive of closing, and transformer high and low pressure side on-off controller circuit is all closed, after high-voltage switch gear closes a floodgate, could close a floodgate through the time-delay low-side switch and to send to street lamp.
Come daytime; Executive component relay K dead electricity make contact is broken off, and low-side switch has a power failure immediately, and the relay K G in the high side switch controller circuitry is connected to delay releasing circuit; Have only through breaking off high-voltage switch gear after the certain time-delay, transformer is had a power failure.High-voltage switch gear on-load current practice not can be selected isolating switch or isolating switch and molten electrical equipment combined electrical apparatus for use like this, can reduce equipment investment cost.
Should be noted that at last: above embodiment is only in order to technical scheme of the present invention to be described but not to its restriction; Although with reference to preferred embodiment the present invention has been carried out detailed explanation, the those of ordinary skill in affiliated field is to be understood that; Still but specific embodiments of the invention is made amendment or the part technical characterictic is equal to replacement and does not break away from the spirit of technical scheme of the present invention, and it all should be contained the present invention and asks for protection in the middle of the technical scheme scope.
Claims (3)
1. a microcomputer controlled street lamp transformer loss reducing and power saving automatic device is characterized in that: comprise the distribution transformer high-voltage switch controller, low tension switch controller, power-supply controller of electric;
Wherein, described power-supply controller of electric connects described distribution transformer high-voltage switch controller respectively, and the low tension switch controller carries out automatic transmission or not operation on request in proper order to road lamp power supply;
Said power-supply controller of electric comprises DC power supply circuit, single chip circuit, executive component relay K; DC power supply circuit is connected with single chip circuit; Single chip circuit output is connected with the executive component relay K, and the executive component relay K has two groups of output control terminal, and wherein every group has two output control terminal; Be respectively G1, G2; D1, D2, said G1, G2 connect said distribution transformer high-voltage switch controller, and said D1, D2 connect the low tension switch controller.
2. microcomputer controlled street lamp transformer loss reducing and power saving automatic device according to claim 1; It is characterized in that: described distribution transformer high-voltage switch controller comprises 1 relay K G, 1 capacitor C1; 1 resistor R 1; The make contact K1 of the executive component relay K of said power-supply controller of electric, the make contact KG1 of said relay K G, the make contact KD1 of the relay K D of low tension switch controller; Said relay K G coil one end respectively with make contact K1 one end of said executive component relay K; Said resistor R 1 one ends; The make contact KD1 of the relay K D of described low tension switch controller connects; The make contact K1 other end of the executive component relay K of said power-supply controller of electric with meet power supply A after the make contact KD1 other end of the relay K D of low tension switch controller is connected; Said resistor R 1 other end is connected with the end of said capacitor C1; The other end of said capacitor C1 is connected with the end of the make contact KG1 of described relay K G, the described relay K G coil other end with meet power supply B after the make contact KG1 other end of relay K G is connected, described power supply A and power supply B are two corresponding power interfaces of same power supply.
3. microcomputer controlled street lamp transformer loss reducing and power saving automatic device according to claim 1; It is characterized in that: described low tension switch controller comprises a relay K D, the make contact K1 of the executive component relay K of said power-supply controller of electric; The make contact KG1 of the relay K G of said high-voltage switch controller; 1 capacitor C2,1 resistor R 2, the break contact KD2 of relay K D; One end of described relay K D coil respectively with the end of the make contact K1 of the executive component relay K of said power-supply controller of electric; Said resistor R 2 one ends connect; Another termination power D of the make contact K1 of the executive component relay K of said power-supply controller of electric; The other end of said relay K D coil respectively with the end of the make contact KG1 of the relay K G of described distribution transformer high-voltage switch controller; Break contact KD2 one end of relay K D connects, and the other end of the make contact KG1 of the relay K G of said high-voltage switch controller connects power supply E, and said resistor R 2 other ends are connected with said capacitor C2 one end; The capacitor C2 other end is connected with the break contact KD2 other end of relay K D, and described power supply D and power supply E are two corresponding power interfaces of same power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101855567A CN101754519B (en) | 2008-12-11 | 2008-12-11 | Microcomputer controlled street lamp transformer loss reducing and power saving automatic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2008101855567A CN101754519B (en) | 2008-12-11 | 2008-12-11 | Microcomputer controlled street lamp transformer loss reducing and power saving automatic device |
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| Publication Number | Publication Date |
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| CN101754519A CN101754519A (en) | 2010-06-23 |
| CN101754519B true CN101754519B (en) | 2012-11-28 |
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| CN2008101855567A Expired - Fee Related CN101754519B (en) | 2008-12-11 | 2008-12-11 | Microcomputer controlled street lamp transformer loss reducing and power saving automatic device |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102195352A (en) * | 2011-05-16 | 2011-09-21 | 河南省电力公司驻马店供电公司 | Remote operating control device for high-voltage box-type transformer |
| CN102195356A (en) * | 2011-05-16 | 2011-09-21 | 河南省电力公司驻马店供电公司 | Remote operating control device of distribution transformer |
| CN102386626A (en) * | 2011-11-09 | 2012-03-21 | 河南省电力公司驻马店供电公司 | Intelligent control street lamp box-type transformer automatic switching device |
| CN108174499A (en) * | 2018-01-09 | 2018-06-15 | 国网浙江绍兴市上虞区供电有限公司 | For the control device of street-lighting transformer |
| CN109245046A (en) * | 2018-09-30 | 2019-01-18 | 中国科学院合肥物质科学研究院 | Electricity transformer monitoring protection and empty load energy-saving control system and method |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070229000A1 (en) * | 2005-10-28 | 2007-10-04 | Luxtronic, S.A. De Cv | Power saver device for public lighting systems and method thereof |
| CN200986844Y (en) * | 2006-08-16 | 2007-12-05 | 李志学 | Transformer energy-saving device dedicated for road lamp |
-
2008
- 2008-12-11 CN CN2008101855567A patent/CN101754519B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070229000A1 (en) * | 2005-10-28 | 2007-10-04 | Luxtronic, S.A. De Cv | Power saver device for public lighting systems and method thereof |
| CN200986844Y (en) * | 2006-08-16 | 2007-12-05 | 李志学 | Transformer energy-saving device dedicated for road lamp |
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| CN101754519A (en) | 2010-06-23 |
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