CN2370649Y - Energy saving device for daylight lamp - Google Patents
Energy saving device for daylight lamp Download PDFInfo
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- CN2370649Y CN2370649Y CN 99235225 CN99235225U CN2370649Y CN 2370649 Y CN2370649 Y CN 2370649Y CN 99235225 CN99235225 CN 99235225 CN 99235225 U CN99235225 U CN 99235225U CN 2370649 Y CN2370649 Y CN 2370649Y
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- daylight lamp
- saving device
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- transformer
- energy
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- 239000003990 capacitor Substances 0.000 claims abstract description 6
- 239000007858 starting material Substances 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims description 3
- 238000010168 coupling process Methods 0.000 claims description 3
- 238000005859 coupling reaction Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 230000005611 electricity Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 3
- 230000002950 deficient Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012358 sourcing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
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Abstract
The utility model relates to an energy saving device for a daylight lamp, which is connected with the exiting daylight lamp device in series. The utility model comprises a step-down transformer, a time relay loop and an alternating current contactor loop. The switching on and off of the alternating current contactor loop is controlled by the time relay. The time relay loop also comprises a reset switch. A switch and a fuse can also be connected between the energy saving device for the daylight lamp and commercial power in series; an output loop of the transformer can also be connected with a capacitor in series. Due to the adoption of an operating mode of 'full voltage start and step-down operation', the energy saving device for the daylight lamp enhances power factor of the whole daylight lamp device, enhances electricity utilization efficiency of a system, and achieves the effect of saving electrical energy.
Description
The utility model relates to a kind of power-saving technology, particularly a kind of daylight lamp energy-saving device.
Fluorescent lamp is widely used in industrial and mining enterprises, family and public place as a kind of luminous efficiency height, long lighting of life-span.Usually fluorescent lamp is behind starter under the voltage of 220V, and the general voltage of 120V～140V that only needs can be kept the luminous of fluorescent tube.Therefore, fluorescent lamp uses ballast to reduce the voltage and the chokes of lamp tube ends behind starter.Because the intrinsic defective of ballast itself, in ballast, produce and distribute a large amount of heat, consume a large amount of reactive powers, thereby the power factor (PF) of whole daylight lamp apparatus is reduced, influence giving full play to of capacity of power-sourcing equipment, the power consumption efficiency of system is descended, and the electric energy that luxus consumption should not consume in a large number causes waste of electric quantity.
The purpose of this utility model is in order to address the above problem, the daylight lamp energy-saving device of a kind of novel employing " full voltage starting, brownout operation " working method to be provided.
The purpose of this utility model is achieved in that a kind of daylight lamp energy-saving device of structure, it is characterized in that comprising a step-down transformer, the input cross-over connection of described daylight lamp energy-saving device has loop that comprises the time relay (D6) and the loop that comprises A.C. contactor (D5), the break-make in described A.C. contactor (D5) loop is controlled by the described time relay (D6), the normally closed contact (AC3) of described A.C. contactor (D5) is located between energy-saving appliance input and the output, two normal opened contact (AC1 of described A.C. contactor (D5), AC2) be located at respectively on the input and output loop of described transformer, the output of described transformer links to each other with the ballast of fluorescent lamp by described normal opened contact (AC2), and the input circuit of described transformer is connected to power input by described normal opened contact (AC1).
Daylight lamp energy-saving device of the present utility model, described transformer (D9) can be the mutual coupling step-down transformer, also can be autotransformer, the tap of described autotransformer constitutes the output loop of described transformer.
Daylight lamp energy-saving device of the present utility model, the described time relay (D6) loop also comprises a reset switch (D1), the delay time of the time relay (D6) generally was made as 4～8 minutes.
Also can be connected in series a switch (D03) between the daylight lamp energy-saving device of the present utility model, described daylight lamp energy-saving device and civil power.
Also can be connected in series a fuse (D2) between the daylight lamp energy-saving device of the present utility model, described daylight lamp energy-saving device and civil power.
Daylight lamp energy-saving device of the present utility model, the capacitor (D10) that also to be serially connected with an electric capacity on the output loop of described transformer be the 2000-4000 microfarad.
Described daylight lamp energy-saving device adopts " full voltage starting, brownout operation " working method, in case there is power supply to offer described energy-saving appliance, its internal circuit provides the full power power supply in the time-delay mode to lighting system, so that allow fluorescent tube and ballast reach operating temperature.Delay time (generally being set at 4～8 minutes) later, the transformer in the energy-saving appliance drops to preset level with voltage.By smoothly reducing the amplitude of electric current and voltage equably, energy-saving appliance can provide up to 30%～40% fractional energy savings and very little or can not perceive the variation of brightness of illumination.
Advantage of the present utility model is: described daylight lamp energy-saving device is owing to adopted " full voltage starting; brownout operation " working method, improved the power factor (PF) of whole daylight lamp apparatus, improved the power consumption efficiency of whole using electricity system, to large-scale lighting system, the effect of good saves energy is arranged especially.
The utility model is described in further detail below in conjunction with drawings and Examples.
Fig. 1 is the circuit theory diagrams of daylight lamp energy-saving device of the present utility model.
Daylight lamp energy-saving device of the present utility model and existing daylight lamp apparatus join, as shown in Figure 1, the input of daylight lamp energy-saving device is connected to electric main, its output is connected to by ballast between the end of two filaments of fluorescent lamp, and the other end of two filaments of fluorescent lamp connects a starter respectively.Described daylight lamp energy-saving device comprises a step-down transformer D9, and transformer D9 can be the mutual coupling step-down transformer, also can be autotransformer.The input cross-over connection of described daylight lamp energy-saving device has the loop that comprises time relay D6 and comprises the loop of A.C. contactor D5, and time relay D6 loop also comprises a reset switch D1.The delay time of time relay D6 generally can be made as 4～8 minutes.The break-make in described A.C. contactor D5 loop is controlled by described time relay D6, the normally closed contact AC3 of described A.C. contactor D5 is located between energy-saving appliance input and the output, two normal opened contact AC1, the AC2 of described A.C. contactor D5 are located at respectively on the input and output loop of described transformer, the output of described transformer links to each other with the ballast of fluorescent lamp by described normal opened contact AC2, the capacitor D10 that also to be serially connected with an electric capacity on the output loop of transformer D9 be the 2000-4000 microfarad.The tap of described autotransformer constitutes the output loop of described transformer, and the input circuit of described transformer is connected to power input by described normal opened contact AC1.Also can be connected in series a switch D3 and a fuse D2 who plays safety effect between daylight lamp energy-saving device and the civil power.
After power supply adds, time relay D6 and A.C. contactor D5 all begin charging, the normally closed contact AC1 of A.C. contactor and AC2 disconnect, normal opened contact AC3 closure, the voltage of 220V directly is added on the fluorescent lamp without transformer D9, be " full voltage starting " this moment, a few minutes (delay adjustments time) later, time relay D6 action, the normally closed contact D4 of time relay D6 disconnects, A.C. contactor D5 outage, the normal opened contact AC3 of D5 disconnects, normally closed contact AC1, the AC2 closure, the voltage of 220V is supplied with fluorescent lamp after transformer D9 step-down, and be " brownout operation " this moment.
Seclected time, the time-delay of relay D6 was 6 minutes, and rated current is the model of 5A, and it is the model of 30A that other electrical equipment are all selected rated current for use, and capacitor D10 electric capacity is selected 2000 μ F～4000 μ F for use, transformer D9 rated primary voltage U
1NBe 220V, rated secondary voltage U
2NDuring for 185V, 80～120 power of this energy-saving appliance may command fluorescent lamp that is 40W then.
The main experiment parameter of daylight lamp energy-saving device is as follows:
| Output voltage U | Electric current I | Power factor (PF) COS | Active current ICOS | Power saving rate |
| 220V | 0.72A | 0.63 | 0.4536 | 0 |
| 184V | 0.39A | 0.804 | 0.3136 | 30.9％ |
| 173V | 0.32A | 0.868 | 0.2778 | 38.8％ |
| 160V | 0.20A | 0.93 | 0.186 | 59％ |
Daylight lamp energy-saving device of the present utility model is not only applicable to fluorescent lamp, and is applicable to all fluorescent lamps.This energy-saving appliance is specially adapted to large-scale lighting system.
Claims (9)
1, a kind of daylight lamp energy-saving device, its input is connected to electric main, its output is connected to by ballast between the end of two filaments of fluorescent lamp, the other end of two filaments of described fluorescent lamp connects a starter respectively, it is characterized in that comprising a step-down transformer (D9), the input cross-over connection of described daylight lamp energy-saving device has loop that comprises the time relay (D6) and the loop that comprises A.C. contactor (D5), the break-make in described A.C. contactor (D5) loop is controlled by the described time relay (D6), the normally closed contact (AC3) of described A.C. contactor (D5) is located between energy-saving appliance input and the output, two normal opened contact (AC1 of described A.C. contactor (D5), AC2) be located at respectively on the input and output loop of described transformer, the output of described transformer links to each other with the ballast of fluorescent lamp by described normal opened contact (AC2), and the input circuit of described transformer is connected to power input by described normal opened contact (AC1).
2, daylight lamp energy-saving device according to claim 1 is characterized in that, described transformer (D9) can be the mutual coupling step-down transformer.
3, daylight lamp energy-saving device according to claim 1 is characterized in that, described transformer (D9) can be an autotransformer, and the tap of described autotransformer constitutes the output loop of described transformer.
4, daylight lamp energy-saving device according to claim 1 is characterized in that, the described time relay (D6) loop also comprises a reset switch (D1).
5, daylight lamp energy-saving device according to claim 1 is characterized in that, also can be connected in series a switch (D3) between described daylight lamp energy-saving device and the civil power.
6, daylight lamp energy-saving device according to claim 1 is characterized in that, also can be connected in series a fuse (D2) between described daylight lamp energy-saving device and the civil power.
7, daylight lamp energy-saving device according to claim 1 is characterized in that, the delay time of the described time relay (D6) is 4～8 minutes.
8, daylight lamp energy-saving device according to claim 1 is characterized in that, also is serially connected with a capacitor (D10) on the output loop of described transformer.
9, daylight lamp energy-saving device according to claim 8 is characterized in that, the capacitor on the described transformer output loop is the 2000-4000 microfarad.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99235225 CN2370649Y (en) | 1999-01-22 | 1999-01-22 | Energy saving device for daylight lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 99235225 CN2370649Y (en) | 1999-01-22 | 1999-01-22 | Energy saving device for daylight lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2370649Y true CN2370649Y (en) | 2000-03-22 |
Family
ID=34023223
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 99235225 Expired - Fee Related CN2370649Y (en) | 1999-01-22 | 1999-01-22 | Energy saving device for daylight lamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2370649Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102548167A (en) * | 2010-12-24 | 2012-07-04 | 海洋王照明科技股份有限公司 | Start-up circuit of metal halide lamp |
-
1999
- 1999-01-22 CN CN 99235225 patent/CN2370649Y/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102548167A (en) * | 2010-12-24 | 2012-07-04 | 海洋王照明科技股份有限公司 | Start-up circuit of metal halide lamp |
| CN102548167B (en) * | 2010-12-24 | 2014-06-11 | 海洋王照明科技股份有限公司 | Start-up circuit of metal halide lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |