CN101365282A - Energy-saving xenon lamp lighting device not for automobile illumination - Google Patents
Energy-saving xenon lamp lighting device not for automobile illumination Download PDFInfo
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- CN101365282A CN101365282A CNA2007101438812A CN200710143881A CN101365282A CN 101365282 A CN101365282 A CN 101365282A CN A2007101438812 A CNA2007101438812 A CN A2007101438812A CN 200710143881 A CN200710143881 A CN 200710143881A CN 101365282 A CN101365282 A CN 101365282A
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Abstract
The invention relates to a non-automobile used xenon lighting device, which comprises a lighting tube and a ballast connected to the lightning tube. A lighting control circuit is installed in the ballast, and consists of an input system, an output system and a control driving system. A current transformer is arranged in a current sampling circuit of the input system and provided with a coil with the coil turn ratio being 1:75 to 1:85. A current sense resistor, with a resistance value between 0.75 ohm and 1.5 ohm, is arranged in a load current sampling circuit of the output system. The control driving system comprises a current control module, a power control module and a control switch module. The current control module is electrically connected with the input system and the control switch module respectively; the power control module is electrically connected with the output system and the control switch module respectively; and the control switch module is connected with the current control module, the power control module, an MOS control switch of the input system and an on-off switch of an output current.
Description
Technical field
The present invention relates to a kind of xenon lamp lighting device, the low current that especially a kind of general lighting that is applicable to non-automotive field is used starts the xenon lamp device.
Background technology
Saving energy and reduce the cost has become a kind of social responsibility now, well-known, and the illumination energy consumption is very important, therefore is applicable to that the more energy-conservation light-source system of illumination stands in the breach.The xenon lamp system is exactly the environmental protection light-source system that a kind of brightness is higher, energy consumption is lower.
Xenon lamp illumination is a kind of novel lighting device, itself has that brightness is big, plurality of advantages such as low energy consumption and long service life.Existing xenon lamp mainly is used widely at automotive field, and its intrinsic characteristics decision can't be applied directly to the general lighting field, must be improved its electric power system to ensure normal the use.Different fields is to opening bright requirement difference, and luminous growing from weak to strong progressively lighted when xenon lamp was lighted, and xenon lamp is as auto lamp instructions for use instant igniting, i.e. reach in 1 second in 20%, 2 second of brightness and reach brightness 80%; Simultaneously, xenon lamp starts extremely unstable, needs big electric current to stablize the lamp arc at the beginning of the startup too.For this reason, existing stabilizer system start-up electric current is all very big, surpass more than a times of running current, and starting current is about about 10 amperes, to satisfy the requirement of automobile xenon lamp.But when being applied to the general lighting field, 3-15 meters illuminating line is indispensable, so, will produce certain energy consumption pressure drop, particularly new energy field on the circuit, because line loss be can not ignore, must improve existing stabilizer, reduce starting current voltage, with further reduction line loss, ensure using system energy storage to greatest extent, thereby reduce the new energy resources system cost.Be provided with a current transformer in the existing stabilizer, size by current transformer regulation and control sampling current, yet the turn ratio of existing current transformer is very big, under the situation that low current starts, just be difficult to carry out next step accurate current detecting, thereby can't further adjust starting current; In addition, on the circuit of loading section part, also be provided with a resistance, be used to regulate and control load current equally, and the former resistance of this resistance be less, cause sampling voltage less under the situation that low current starts, also cause and to realize follow-up work.
Summary of the invention
The objective of the invention is to be applied directly to deficiency on the general lighting device with the xenon lamp lighting device at existing automobile, provide a kind of existing automotive lighting is improved with xenon illumination stabilizer, thereby can be widely used in the novel energy-conserving xenon lamp device in numerous non-automotive lightings fields such as street lamp, garden lamp, flood light and Tunnel Lamp.
Technical scheme of the present invention is: a kind of non-automotive lighting xenon lamp lighting device, comprise fluorescent tube and the stabilizer that is connected with fluorescent tube, be provided with illumination control circuit in the stabilizer, described illumination control circuit comprises an input system, an output system, and a kind of control-driven system, a current transformer is arranged in the current sampling circuit of described input system, and the number first of the coil of this current transformer is than being 1:75-1:85; A current sense resistor is arranged in the load current sample circuit of described output system, and the resistance of this current detection circuit is 0.75-1.5 ohm; Described control-driven system is comprised current control module, power control module and control switch module, current control module is electrically connected with input system and control switch module respectively, power control module is electrically connected with output system and control switch module respectively, and the control switch module is connected with the metal-oxide-semiconductor control switch of current control module, power control module, input system and the on-off switch of output circuit respectively.
Preferably, described current control module is connected on the output of current sampling circuit.
Preferably, described power control module is connected on load current sample circuit output and the load voltage test point.
Preferably, described current control module is set with a threshold value, is limited to 4 amperes on the mean value of this threshold value.
Preferably, described power control module is set with a threshold value, and this threshold setting is in 5-500 watt numerical value interval.
Beneficial effect of the present invention is: after reducing the turn ratio of circuit instrument transformer, start at low current, for example still can obtain the higher signal electric current under the situation that the 3.8-4 ampere starts, thereby improve the control ability of power supply, be next step good servo lamp power real-time change, thereby lay the first stone for little current start; Simultaneously, owing to improved the resistance of the detection resistance of output system, improved sampling voltage, improve the sensitivity of sensed lamp current, reach the purpose of the little starting current of fine control, in addition, utilize a plurality of modules such as the monitoring of driving control system and control, Circuits System is carried out continual adjustment, can guarantee that in start-up course, electric current remains on the 3.8-4 ampere, the operating current that starts after two minutes is relatively stable in 3.6 peaces, the xenon lamp steady operation has been realized purpose of energy saving under 35 watts of states.
Embodiment
Fig. 1 is the circuit diagram of specific embodiment of the invention stabilizer inside.
Embodiment
Specific embodiments of the invention as shown in Figure 1, a kind of non-automotive lighting xenon lamp lighting device, comprise fluorescent tube and the stabilizer that is connected with fluorescent tube, be provided with illumination control circuit in the stabilizer, described illumination control circuit comprises an input system, an output system, and a kind of control-driven system, a current transformer T1 is arranged in the current sampling circuit of described input system, the number first of the coil of this current transformer is than being 1:80; A current sense resistor R1 is arranged in the load current sample circuit of described input system, and the resistance of this current detection circuit is 1 ohm; Described control-driven system is comprised current control module, power control module and control switch module, current control module is electrically connected with the output and the control switch module of the current sampling circuit of input system respectively, current control module is set with a threshold value, is limited to 4 amperes on the mean value of this threshold value; Power control module is electrically connected with load current sample circuit output, load voltage test point and the control switch module of output system respectively, and described power control module is set with a threshold value, 35 watts of this threshold value; The control switch module is connected with the metal-oxide-semiconductor control switch of current control module, power control module, input system and the on-off switch of output circuit respectively.
When lamp starts, capacitor filtering, inductive energy storage makes the electric current consecutive mean change, and stabilizes current break, T1 detects the input current of turn-on cycle each time, flow to current control module, this module carries signal to give the control switch module through after the computing relatively, by the turn-on cycle of control switch module controls switching tube Q1, in start-up course, control input current; The T2 charge pump can be exported, and outputs to doube bridge (full-bridge) inverter circuit after the rectification, supplies with lamp current.T2 exports nearly 300V voltage in during startup, and discharge tube D1 punctures conducting, and high voltage package T3 produces instantaneous pressure 7KV-30KV high-voltage breakdown xenon lamp and lights; Discharge tube D1 punctures, and T2 voltage drops to 30V, and along with lamp resistance variations (the lamp thermal resistance is big), after startup finished, voltage was progressively soaring stable to 80-100V work, steady operation.Whole process relies on control unit control to start, and starts and finishes the permanent power work in back.
Claims (6)
1. energy-saving xenon lamp lighting device not for automobile illumination, comprise fluorescent tube and the stabilizer that is connected with fluorescent tube, be provided with illumination control circuit in the stabilizer, described illumination control circuit comprises an input system, an output system, and a kind of control-driven system, it is characterized in that: a current transformer is arranged in the current sampling circuit of described input system, and the number first of the coil of this current transformer is than being 1:75-1:85; A current sense resistor is arranged in the load current sample circuit of described input system, and the resistance of this current detection circuit is 0.75-1.5 ohm; Described control-driven system is comprised current control module, power control module and control switch module, current control module is electrically connected with input system and control switch module respectively, power control module is electrically connected with output system and control switch module respectively, and the control switch module is connected with the MOS control switch pipe of current control module, power control module, input system and the on-off switch of output circuit respectively.
2. energy-saving xenon lamp lighting device not for automobile illumination as claimed in claim 1 is characterized in that: described current control module is connected on the output of current sampling circuit.
3. energy-saving xenon lamp lighting device not for automobile illumination as claimed in claim 1 is characterized in that: described power control module is connected on load current sample circuit output and the load voltage test point.
4. energy-saving xenon lamp lighting device not for automobile illumination as claimed in claim 1 is characterized in that: described current control module is set with a threshold value, is limited to 6 amperes on the mean value of this threshold value.
5. energy-saving xenon lamp lighting device not for automobile illumination as claimed in claim 4 is characterized in that: be limited to 4 amperes on the mean value of described current control module setting threshold.
6. energy-saving xenon lamp lighting device not for automobile illumination as claimed in claim 1 is characterized in that: described power control module is set with a threshold value, and this threshold interval is 5-500 watt.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101438812A CN101365282A (en) | 2007-08-07 | 2007-08-07 | Energy-saving xenon lamp lighting device not for automobile illumination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNA2007101438812A CN101365282A (en) | 2007-08-07 | 2007-08-07 | Energy-saving xenon lamp lighting device not for automobile illumination |
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| Publication Number | Publication Date |
|---|---|
| CN101365282A true CN101365282A (en) | 2009-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNA2007101438812A Pending CN101365282A (en) | 2007-08-07 | 2007-08-07 | Energy-saving xenon lamp lighting device not for automobile illumination |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102395238A (en) * | 2011-11-18 | 2012-03-28 | 庄景阳 | Double-Moss tube asynchronous control HID transformer frequency output apparatus |
| CN102802331A (en) * | 2011-05-27 | 2012-11-28 | 岩崎电气株式会社 | Xenon lamp drive unit, method for driving xenon lamp, and artificial solar light irradiation unit |
-
2007
- 2007-08-07 CN CNA2007101438812A patent/CN101365282A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102802331A (en) * | 2011-05-27 | 2012-11-28 | 岩崎电气株式会社 | Xenon lamp drive unit, method for driving xenon lamp, and artificial solar light irradiation unit |
| CN102395238A (en) * | 2011-11-18 | 2012-03-28 | 庄景阳 | Double-Moss tube asynchronous control HID transformer frequency output apparatus |
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Application publication date: 20090211 |