CN2779791Y - Intelligent electricity-saving device for lighting supply source - Google Patents
Intelligent electricity-saving device for lighting supply source Download PDFInfo
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- CN2779791Y CN2779791Y CN 200520054508 CN200520054508U CN2779791Y CN 2779791 Y CN2779791 Y CN 2779791Y CN 200520054508 CN200520054508 CN 200520054508 CN 200520054508 U CN200520054508 U CN 200520054508U CN 2779791 Y CN2779791 Y CN 2779791Y
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Abstract
The utility model relates to an intelligent electricity saving device for lighting power supplies, which comprises a transformer, a current detection circuit, a voltage detecting circuit, a gear adjusting circuit and a controller, wherein the input and the output of the transformer are respectively connected with a power supply and load, the transformer is provided with many gears, and each gear is provided with different output voltage; the current detection circuit and the voltage detecting circuit are respectively connected with the power supply and the load, and carry out detection for the input current and the input voltage for the power supply and the load; the gear adjusting circuit is connected with the transformer and the controller, and the controller is also respectively connected with the transformer, the current detection circuit and the voltage detecting circuit; the controller regulates the gear of the transformer through the gear adjusting circuit, and regulates the voltage which is output to the load in a dynamical mode according to the detection results of the current and the voltage. The utility model can automatically provide appropriate voltage for carrying out intelligent electricity saving, so the intelligent electricity saving device for lighting power supplies lies in optimum electricity saving state. The service life of lights is extended, and an automatic bypass function can be realized.
Description
Technical field
The utility model relates to the power-saving technique field, relates in particular to a kind of intelligent electric-saving device that lighting is provided intelligent energy-saving control.
Background technology
Along with the development of society, the power consumption of city illumination and light fixture loss are increasing, and the lighting energy saving consumption reduction will more and more be subjected to extensive attention.In the power delivery process of supply of electric power department, power supply administration causes the terminal temperature difference brownout when avoiding in the transmission process voltage loss and peak of power consumption, generally all adopt to improve and carry voltage method, therefore the voltage that in fact bears of user tends to be higher than the rated voltage of equipment, these voltages that exceed the quata not only can not allow the more efficient work of load, cause the electricity consumption waste on the contrary, the useful life of reducing lighting apparatus.
Gas discharge class lamp as fluorescent lamp, mercury lamp, sodium vapor lamp etc., is widely used in public places such as market, school, factory, and as uses such as street lamps.Because gas discharge class lamp only needs high voltage when starter, do not need high voltage during operate as normal, and prior art provides a constant voltage can only for all kinds of gaseous discharge lamps, thereby can cause bigger electrical loss.If can only when starter, supply with high voltage, and when operate as normal, supply with lower voltage, can play the effect of economize on electricity.
The main approach of lighting energy saving has two kinds at present: the one, adopt energy-saving efficiently light source, and just use high bulb of luminous efficiency or fluorescent tube; The 2nd, on existing illuminator, install energy-saving control apparatus additional.
Some adopts controllable silicon copped wave energy saving device for lighting existing energy-saving control apparatus, adopt controllable silicon copped wave principle, the angle of flow by control thyristor (controllable silicon), the sine voltage of electrical network input is cut away a part, thereby reduced average value of output voltage, reached the purpose of pressure control economize on electricity.This method can produce more harmonic wave owing to adopted phase control techniques, causes electric network pollution, disturbs the normal operation of miscellaneous equipment (as the cashier's machine in the market), can not adapt to user's demand.
The employing self coupling buck regulation device that prior art also has economizes on electricity, its principle is by an autotransformer movement, according to input voltage height situation, different in succession stationary transformer taps, selection with line voltage reduce by 5,10,15, a certain shelves in several shelves such as 20V, thereby reach the purpose of voltage-reducing and electricity-saving.The defective that this battery saving arrangement has overcome controllable silicon chopper-type product generation harmonic wave has realized the sinewave output of voltage, and 26S Proteasome Structure and Function is all very simple.In case but terminals fix, reducing voltage is exactly fixed value, as reducing 5V, can not adjust between each gear automatically neatly.When voltage ripple of power network, the output voltage of regulation device also can fluctuate up and down, and Zhao Ming operating voltage is in the erratic fluctuations state like this, can't play the protective effect to electric light source.When line voltage was high, power saving rate was not an optimum state; And line voltage under-voltage phenomenon may occur when low, causes light fixture normally to light, and reduces lamp life on the contrary.
Simultaneously, in case existing energy-saving device self breaks down when being short-circuited (as), can cause circuit breaker to disconnect, can't normal power supply, must be circuit conversion without the battery saving arrangement power supply manually, cause user's inconvenience, particularly when using mercury lamp and sodium vapor lamp, in case outage is extinguished, and must cool off and just can restart in 5 to 10 minutes, this is unacceptable under some environment.
The utility model content
Technical problem to be solved in the utility model is: overcome the deficiency that can cause cutting off the power supply when existing energy-saving device can produce harmonic pollution, power savings is poor and battery saving arrangement itself breaks down etc., a kind of intelligent electricity-saving device for lighting supply source is provided, can provide suitable voltage to carry out intelligent energy-saving automatically, prolong the useful life of light fixture, and realize the function of auto by pass.
The utility model is to solve the problems of the technologies described above the technical scheme that is adopted to be:
This intelligent electricity-saving device for lighting supply source comprises transformer, current detection circuit, voltage detecting circuit, shift adjusting circuit and controller; The input and output side of transformer is connected with load with power supply respectively, has a plurality of gears, and each gear has different output voltages; Current detection circuit is connected power supply and load respectively with voltage detecting circuit, and the input current and the voltage of power supply and load is detected; Shift adjusting circuit is connected with controller with transformer, controller also is connected with described transformer, current detection circuit and voltage detecting circuit respectively, controller is according to the testing result to electric current and voltage, by the gear of described shift adjusting circuit adjusting transformer, dynamic adjustments outputs to the voltage of load.
The autotransformer of many grades of taps of described transformer adopting zero line side.Described battery saving arrangement also comprises a bypass circuit, this bypass circuit is connected with power supply, load and described controller respectively, be controlled at that electric current is too small, electric current is excessive, zero-sequence current is excessive or the input supply power voltage is crossed and carried out bypass when low by controller, power supply directly is communicated with load.Described controller is when load starting, and the control bypass circuit is connected, and makes load carry out full voltage starting, and in controller, be provided with delay circuit, after time-delay made the light preheating a period of time, controller cut out bypass circuit, and control transformer selects suitable gear to carry out voltage-regulation.
Directly or by network be connected with control terminal on the described controller, automatically according to the detected supply power voltage of described voltage detecting circuit, compare with the upper and lower limit of voltage range by the set different gears of control terminal, control the gear adjustment that described shift adjusting circuit carries out transformer according to comparative result, when current voltage surpasses a certain higher limit, gear is adjusted to higher leveled economize on electricity shelves, when current voltage was lower than a certain lower limit, gear was adjusted to the economize on electricity shelves of low one-level; Perhaps, control described shift adjusting circuit in the different time periods by controller automatically and adjust transformer to corresponding gear according to the pairing gear of the different time sections that is provided with on the described control terminal.
Described shift adjusting circuit is formed by several relay assemblies, according to the control of controller, selects the circuit of corresponding gear to connect.
The beneficial effects of the utility model are: the utility model utilizes computer technology, network communications technology, automatic control technology, microelectric technique and energy-conserving control technology, be implemented in same application scenario, can be according to conditions such as environmental change, objective requirement, consumer premise demands and the various information in the automated collection systems, and can carry out corresponding logic analysis, judgement to the information of being gathered, and to the result by specific forms store, show, processing such as transmission and FEEDBACK CONTROL to be to reach best illuminating effect.
Controller detects the variation of electric power incoming line voltage in real time; the closure of control relay and disconnection in real time; thereby in real time, economy changes voltage; optimize power supply parameter; automatically improve the extra power consumption that uncompensated load brought in the circuit; simultaneously, the control model of controller realizes economize on electricity control, safe operation, defencive function, power monitoring and the telecommunication of equipment intelligently.
When the utility model control circuit itself possesses start load is carried out the mode of full voltage starting, automated external bypass, to guarantee the reliable unlatching of light units, and through the delay adjustments of delay circuit, after making light have the regular hour preheating, system carries out the transition to the electricity-saving state of battery saving arrangement automatically.When input supply power voltage when being lower than this machine set point, circuit enters bypass state automatically, and guaranteeing the operate as normal of load light, when power supply circuits voltage goes back up to just often, system judges automatically and enters electricity-saving state immediately.
The zero line voltage-regulating technique is adopted in the pressure regulation of the utility model autotransformer, there is not the outage phenomenon during gear shift, switch current is little, make that the transformer operation is more reliable, more economical, can suppress to flow in harmonic wave and wink pollution effectively to the power supply environment, reduce the accident of power supply that produces therefrom, protection investment is effectively reduced the loss; And can reduce a large amount of maintenance of equipment expense that causes owing to power supply is unclean, and slow down equipment depreciation significantly, play the effect of cleaner power sources.
Description of drawings
Fig. 1 is the utility model battery saving arrangement system configuration schematic diagram;
Fig. 2 is the utility model control principle schematic diagram;
Fig. 3 is the utility model transformer shift adjusting circuit exemplary plot;
Fig. 4 is the utility model battery saving arrangement flow chart of transferring the files automatically;
Fig. 5 is the flow process A among Fig. 4;
Fig. 6 is the flow process B among Fig. 5;
Fig. 7 is the utility model voltage mode flow chart of transferring the files;
Fig. 8 is the utility model temporal mode flow chart of transferring the files.
Embodiment
With embodiment the utility model is described in further detail with reference to the accompanying drawings below:
The utility model provides a kind of mains lighting supply intelligent electricity-saving control system, and cardinal principle is the method by the supply voltage that reduces the illuminating lamp group, reduces the power consumption of light fixture, prolongs the useful life of light fixture.Be illustrated in figure 1 as the utility model battery saving arrangement system configuration schematic diagram, comprise transformer, current detection circuit, voltage detecting circuit, shift adjusting circuit and controller; The input and output side of transformer is connected with load with power supply respectively, has a plurality of gears, and each gear has different output voltages; Current detection circuit is connected power supply and load respectively with voltage detecting circuit, and the input current and the voltage of power supply and load is detected; Shift adjusting circuit is connected with controller with transformer, controller also is connected with described transformer, current detection circuit and voltage detecting circuit respectively, controller is according to the testing result to electric current and voltage, by the gear of described shift adjusting circuit adjusting transformer, dynamic adjustments outputs to the voltage of load.The autotransformer of many grades of taps of transformer adopting zero line side, shift adjusting circuit is formed by several relay assemblies.
The utility model battery saving arrangement also comprises a bypass circuit, this bypass circuit is connected with power supply, load and described controller respectively, be controlled at that electric current is too small, electric current is excessive, zero-sequence current is excessive or the input supply power voltage is crossed and carried out bypass when low by controller, power supply directly is communicated with load.When input supply power voltage when being lower than this machine set point (under-voltage condition), circuit enters bypass state automatically, and guaranteeing the operate as normal of load light, when supply line's voltage goes back up to just often, system judges automatically and enters electricity-saving state immediately.The utility model is suitably controlled the load current of circuit, and when surpassing this machine rated current scope (this value can be set arbitrarily), this machine will automatically switch to bypass condition, can adopt a circuit breaker to carry out open circuit protection when loaded line is short-circuited.
The utility model is except that the electric current and voltage of automatic control lamp light load, controller is when load starting, the control bypass circuit is connected, make load carry out full voltage starting, guaranteeing the reliable unlatching of light units, and in controller, be provided with delay circuit, after time-delay makes the light preheating a period of time, controller cuts out bypass circuit, and system carries out the transition to the electricity-saving state of battery saving arrangement automatically, and control transformer selects suitable gear to carry out voltage-regulation.
The control of the utility model battery saving arrangement can be divided into manually and automatic mode is regulated the gear of autotransformer, and autotransformer is divided into 4 gears, the mode of autotransformer employing zero line side tapping, and its advantage is that switch current is little, the contactor cost is low.The different gear of autotransformer has different output voltages, and voltage is reduced different values, and making the voltage that outputs to load is the rational magnitude of voltage of less expensive.Can on the operating terminal panel, directly carry out on-load during manual mode and regulate the economize on electricity gear, also can be connected with computer and carry out on-load adjusting economize on electricity gear by the RS485 communication interface.Battery saving arrangement can be set a plurality of voltage ranges when automatic mode, can regulate the economize on electricity gear automatically according to the variation of primary voltage, also can set the gear of different period correspondences, according to the automatic economize on electricity gear of regulating of period.But and set position action blanking time, there are not functions such as stream bypass, over-current side path, zero sequence over-current side path.
Directly or by network be connected with control terminal on the controller, automatically according to the detected supply power voltage of described voltage detecting circuit, compare with the upper and lower limit of voltage range by the set different gears of control terminal, control the gear adjustment that described shift adjusting circuit carries out transformer according to comparative result, when current voltage surpasses a certain higher limit, gear is adjusted to higher leveled economize on electricity shelves, and when current voltage was lower than a certain lower limit, gear was adjusted to the economize on electricity shelves of low one-level; Perhaps, control described shift adjusting circuit in the different time periods by controller automatically and adjust transformer to corresponding gear according to the pairing gear of the different time sections that is provided with on the described control terminal.
Be illustrated in figure 2 as the utility model control principle schematic diagram, one is measured and be controlled to be to the utility model controller current collection power, control and show the gear and the electrical quantity of autotransformer by the voltage and current of controller detection battery saving arrangement, change the output voltage of battery saving arrangement, and can communicate by letter with GPRS by RS485 communication and realize remote monitoring and measurement, stay indoors and just can control in battery saving arrangement thousands of miles away.Controller carries out the record and the measurement of electrical quantity, can measure and record voltage, electric current, power, power factor, frequency electric degree etc.In when control economize on electricity, can according to circumstances adopt the economize on electricity adjustment of gear of period control or voltage control, be the gear that shift adjusting circuit removes to adjust battery saving arrangement by executive component.Can be connected with computer and network by RS485 interface or wireless communication interface (GPRS), can monitor all measurement data and the information of battery saving arrangement by communication network, realize remote monitoring, adjusting, control and data acquisition, printing, need not to arrive again on-the-spot inspection.
Be illustrated in figure 3 as the utility model transformer shift adjusting circuit exemplary plot, shift adjusting circuit is formed by several relay assemblies.The output of No. five relays is arranged
Relay R 21/R22 controls gear: second gear
Relay R 31/R32 controls gear: third gear
Relay R 41/R42 controls gear: fourth gear
Relay R 52/R53 controls gear: bypass
After battery saving arrangement powers on, controller control relay R52/R53 closure, bypass contactor KM5 coil gets electric, contactor KM5 main contact closure, auxiliary contact disconnects, and system enters bypass condition.At this moment, the battery saving arrangement full voltage starting, output voltage equals input voltage.Controller is monitored the voltage of supply line in real time, and the controller bypass enters economize on electricity timing one and arrives, and controller is according to the voltage of monitoring or the time of controller inner setting, the closed corresponding relays of control relay.
As: supply line's voltage is 220V now, and controller inside is set to voltage and transfers the files, and the corresponding economize on electricity gear of 220V voltage is a third gear.Then the closed R41/R42 of controller elder generation control relay disconnects relay R 52/R53 simultaneously, and fourth gear contactor KM4 coil gets electric, simultaneously bypass contactor KM5 coil losing electricity; Contactor KM4 main contact closure, auxiliary contact disconnects, and power saving apparatus enters the economize on electricity fourth gear.Through a time-delay (length of this time-delay can be set) the closed R31/R32 of control relay more afterwards, disconnect relay R 41/R42 simultaneously, third gear contactor KM3 coil gets, while fourth gear contactor KM4 coil losing electricity, contactor KM3 main contact closure, auxiliary contact disconnects, and system enters the economize on electricity third gear.
The utility model battery saving arrangement has two kinds of mode of operations, and one is manual mode, and one is automatic mode.When battery saving arrangement works in automatic mode, thereby the user cannot enter manual mode operation control.And when running on automatic mode,, otherwise can not enter manual mode unless mode switch is carried out in user's pressure.
1, manual mode control
Control under the manual mode can be finished to computer or on the display floater by communication.By computer or display floater, can manually directly adjust gear.As: under manual control model, can directly economize on electricity be adjusted to the economize on electricity third gear for one grade.
2, automatic mode control
The control of automatic mode component voltage and two kinds of patterns of time control.Automatically control can be finished on computer or display floater by communication.By computer or display floater, can finish gear switch automatically is automatic mode, and manual mode ceases to be in force automatically.
Under the voltage control, be divided into four gears and control No. five relays, be respectively:
1 grade of action shelves (HIGH MAX) voltage surpasses this value and enters 1 grade;
1 grade of return value (HIGH MIN) voltage is lower than this value, and gear returns 2 grades;
2 grades of action shelves (MIDDLE MAX) voltages surpass this value and enter 2 grades;
2 grades of return values (MIDDLE MIN) voltage is lower than this value, and gear returns 3 grades;
3 grades of action shelves (LOW MAX=) voltages surpass this value and enter 3 grades;
3 grades of return values (HIGH MIN) voltage is lower than this value, and gear returns 4 grades;
4 grades of action shelves (OTHER MAX=) voltages surpass this value and enter 4 grades;
4 grades of return values (OTHER MIN) voltage is lower than this value, and gear returns 5 grades (bypasses);
The voltage that voltage control monitors can use the minimum of three-phase, also can be made as independent a certain phase voltage.When current voltage (as the minimum phase of three-phase) surpasses a certain operating value, will control the economize on electricity shelves and jump to higher leveled economize on electricity shelves; When current voltage is lower than a certain return value, control economize on electricity shelves are jumped to the economize on electricity shelves of low one-level.As: current voltage is 222V, and the economize on electricity shelves are the economize on electricity third gear.When voltage surpasses 225V when (comprising 225V), the economize on electricity shelves will be jumped to high one-level economize on electricity shelves, promptly be to jump to the economize on electricity second gear by the economize on electricity third gear.When voltage is lower than 218V, the economize on electricity shelves will be jumped to low one-level economize on electricity shelves, promptly be to jump to the economize on electricity fourth gear by the economize on electricity third gear.
Under the time control, can be divided into 5 sections 24 hours every days.Per 10 minutes branch one minimum interval sections are divided into 144 sections every day, and the starting point of segmentation is 0:00, can establish the gear in each section.Each action is interval (RELAY FREEZE) for some time, all can be arranged this time interval behind each auto-action.
Under automatic mode, gear is not jumped into 5 grades (bypasses) automatically when having electric current, and gear is jumped the time of delay of bypass after the current vanishes, has 0-7S to select.When there is electric current in the loop, just can enter corresponding gear through one section time-delay.Also set a blanking time simultaneously, set according to user's loading condition for each gear action.Set simultaneously:
Little electric current is jumped the bypass limit value: electric current jumps to the bypass shelves during less than a certain limit value.
Overcurrent is jumped the bypass limit value: when electric current surpasses a certain limit value, jump to the bypass shelves.
Cross zero-sequence current and jump bypass: when zero-sequence current surpasses a certain limit value, jump to the bypass shelves, prevent that threephase load from distributing inequality to cause device damage.
As Fig. 4, Fig. 5, Figure 6 shows that the utility model battery saving arrangement flow chart of transferring the files automatically, the step of transferring the files automatically is as follows:
1, whether instrument is in manual state, if, then by manually transferring the files; If not, then enter next step, judge whether to be in bypass and whether corresponding time-delay finishes;
2, judge that at first whether electric current factor jumping bypass timing time finishes, and if not, then withdraws from; If then enter next step;
3, judge that whether zero-sequence current jump the value of setting of bypass greater than zero-sequence current; If then gear is jumped bypass, the electric current factor is jumped the zero clearing of bypass timer, withdraws from.If not, then enter the step;
4, judge successively whether three-phase current jumps the bypass limit value greater than overcurrent, if then gear is jumped bypass, the electric current factor is jumped the zero clearing of bypass timer, withdraws from; If not, then enter next step;
5, whether electric current factor jumping bypass timing time finishes, and if not, then withdraws from; If then enter next step;
6, judge whether electric current jumps the bypass limit value less than little electric current;
If judge then whether little electric current jumping bypass timer surpasses set point, if do not have, then little electric current is jumped the bypass timer and subtracted one, withdraws from; If crossed, value time of delay (0-7S), then gear is jumped bypass, and the electric current factor is jumped the zero clearing of bypass timer, withdraws from.If electric current is not jumped the bypass limit value less than little electric current, then carry out next step.
7, judge do not have electric current, if not, then do not have electric current, withdraw to there being the electric current counter to subtract one to having whether the electric current counter is zero; If then enter next step;
8, whether judge gear in bypass, if, then judge power on or the last time action time distance whether surpass now and switch to the economize on electricity time interval value of setting, do not surpass and then withdraw from; If surpass, or gear judges then that not in bypass battery saving arrangement operates in voltage mode or temporal mode, enters corresponding mode operation.
As shown in Figure 7,, then judge it is that voltage is standard, it taking-up as present voltage, compared current voltage and current bound that judgement need upwards be transferred the files and still will be transferred the files downwards if operate in voltage mode.When being in the top shelves, not judging upwards and transfer the files; Be in the end during shelves, do not judge downwards and transfer the files.The gear of shielding is skipped without exception.If do not have the requirement of transferring the files, then withdraw from.If transfer the files action, then adjust gear, withdraw from.
Voltage is transferred the files under the pattern, and the type of monitor voltage has following four kinds of selections:
The minimum of Vmin three-phase voltage
VA A phase voltage
VB B phase voltage
VC C phase voltage
As shown in Figure 8, if at temporal mode, then step is as follows:
1, takes out a present one hour value h and a minute value m and calculate scale X=h*6+m/10 now;
2, relatively first time cut-point whether greater than X, if, then jump the gear of very first time shelves appointment, withdraw from;
3, if not, then relatively second time cut-point whether greater than X, if, then jump the gear of bay appointment in second o'clock, withdraw from;
4, if not, then relatively the 3rd time cut-point whether greater than X, if, then jump the gear of bay appointment in the 3rd o'clock, withdraw from;
5, if not, then relatively the 4th time cut-point whether greater than X, if, then jump the gear of bay appointment in the 4th o'clock, withdraw from;
6, if not, then jump the gear of bay appointment in the 5th o'clock, withdraw from.
The utility model can be realized economize on electricity effectively, can not produce the interference harmonic wave, and is pollution-free to electrical network; And when the circuit of oneself has fault in the battery saving arrangement, switch to bypass, but load operate as normal still.Adopt the automatic testing circuit of microcomputer,, adjust the adhesive of gear contactor in real time, make battery saving arrangement be in best electricity-saving state according to the variation of circuit.
Those skilled in the art do not break away from essence of the present utility model and spirit, can there be the various deformation scheme to realize the utility model, the above only is the preferable feasible embodiment of the utility model, be not so limit to interest field of the present utility model, the equivalent structure that all utilization the utility model specifications and accompanying drawing content are done changes, and all is contained within the interest field of the present utility model.
Claims (6)
1, a kind of intelligent electricity-saving device for lighting supply source is characterized in that comprising transformer, current detection circuit, voltage detecting circuit, shift adjusting circuit and controller;
The input and output side of transformer is connected with load with power supply respectively, has a plurality of gears, and each gear has different output voltages; Current detection circuit is connected power supply and load respectively with voltage detecting circuit, and the input current and the voltage of power supply and load is detected;
Shift adjusting circuit is connected with controller with transformer, controller also is connected with described transformer, current detection circuit and voltage detecting circuit respectively, controller is according to the testing result to electric current and voltage, by the gear of described shift adjusting circuit adjusting transformer, dynamic adjustments outputs to the voltage of load.
2, intelligent electricity-saving device for lighting supply source according to claim 1 is characterized in that: the autotransformer of many grades of taps of described transformer adopting zero line side.
3, intelligent electricity-saving device for lighting supply source according to claim 1 and 2, it is characterized in that: described battery saving arrangement also comprises a bypass circuit, this bypass circuit is connected with power supply, load and described controller respectively, be controlled at that electric current is too small, electric current is excessive, zero-sequence current is excessive or the input supply power voltage is crossed and carried out bypass when low by controller, power supply directly is communicated with load.
4, intelligent electricity-saving device for lighting supply source according to claim 3, it is characterized in that: described controller is when load starting, the control bypass circuit is connected, make load carry out full voltage starting, and in controller, be provided with delay circuit, after time-delay made the light preheating a period of time, controller cut out bypass circuit, and control transformer selects suitable gear to carry out voltage-regulation.
5, intelligent electricity-saving device for lighting supply source according to claim 4, it is characterized in that: directly or by network be connected with control terminal on the described controller, automatically according to the detected supply power voltage of described voltage detecting circuit, on the voltage range of the different gears set with passing through control terminal, lower limit compares, control the gear adjustment that described shift adjusting circuit carries out transformer according to comparative result, when current voltage surpasses a certain higher limit, gear is adjusted to higher leveled economize on electricity shelves, when current voltage was lower than a certain lower limit, gear was adjusted to the economize on electricity shelves of low one-level; Perhaps, control described shift adjusting circuit in the different time periods by controller automatically and adjust transformer to corresponding gear according to the pairing gear of the different time sections that is provided with on the described control terminal.
6, intelligent electricity-saving device for lighting supply source according to claim 4 is characterized in that: described shift adjusting circuit is formed by several relay assemblies, according to the control of controller, selects the circuit of corresponding gear to connect.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520054508 CN2779791Y (en) | 2005-02-03 | 2005-02-03 | Intelligent electricity-saving device for lighting supply source |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200520054508 CN2779791Y (en) | 2005-02-03 | 2005-02-03 | Intelligent electricity-saving device for lighting supply source |
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| CN2779791Y true CN2779791Y (en) | 2006-05-10 |
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| CN 200520054508 Expired - Lifetime CN2779791Y (en) | 2005-02-03 | 2005-02-03 | Intelligent electricity-saving device for lighting supply source |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102111938A (en) * | 2010-11-29 | 2011-06-29 | 重庆多邦科技发展有限公司 | Energy-saving terminal of streetlight and method for controlling operating condition thereof |
| CN103037596A (en) * | 2013-01-06 | 2013-04-10 | 山东瑞斯高创股份有限公司 | Intelligent electricity-saving control device for street lamp |
| CN105356473A (en) * | 2015-11-20 | 2016-02-24 | 乔宇 | High-voltage electricity saving system |
| CN105429142A (en) * | 2015-12-25 | 2016-03-23 | 山西乐普节能技术有限公司 | High voltage power-saving system with seamless connection function |
| CN114205967A (en) * | 2021-11-04 | 2022-03-18 | 中铁大桥勘测设计院集团有限公司武汉分公司 | Intelligent illumination energy-saving management device and system |
-
2005
- 2005-02-03 CN CN 200520054508 patent/CN2779791Y/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102111938A (en) * | 2010-11-29 | 2011-06-29 | 重庆多邦科技发展有限公司 | Energy-saving terminal of streetlight and method for controlling operating condition thereof |
| CN102111938B (en) * | 2010-11-29 | 2013-10-16 | 重庆多邦科技发展有限公司 | Energy-saving terminal of streetlight and method for controlling operating condition thereof |
| CN103037596A (en) * | 2013-01-06 | 2013-04-10 | 山东瑞斯高创股份有限公司 | Intelligent electricity-saving control device for street lamp |
| CN103037596B (en) * | 2013-01-06 | 2014-12-03 | 山东瑞斯高创股份有限公司 | Intelligent electricity-saving control device for street lamp |
| CN105356473A (en) * | 2015-11-20 | 2016-02-24 | 乔宇 | High-voltage electricity saving system |
| CN105429142A (en) * | 2015-12-25 | 2016-03-23 | 山西乐普节能技术有限公司 | High voltage power-saving system with seamless connection function |
| CN114205967A (en) * | 2021-11-04 | 2022-03-18 | 中铁大桥勘测设计院集团有限公司武汉分公司 | Intelligent illumination energy-saving management device and system |
| CN114205967B (en) * | 2021-11-04 | 2023-12-01 | 中铁大桥勘测设计院集团有限公司武汉分公司 | Intelligent illumination energy-saving management device and system |
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