CN201629895U - Electronic ballast for high-voltage sodium lamps - Google Patents
Electronic ballast for high-voltage sodium lamps Download PDFInfo
- Publication number
- CN201629895U CN201629895U CN2010201686059U CN201020168605U CN201629895U CN 201629895 U CN201629895 U CN 201629895U CN 2010201686059 U CN2010201686059 U CN 2010201686059U CN 201020168605 U CN201020168605 U CN 201020168605U CN 201629895 U CN201629895 U CN 201629895U
- Authority
- CN
- China
- Prior art keywords
- circuit
- output
- control
- control signal
- electrical quantity
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Classifications
-
- 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
Landscapes
- Rectifiers (AREA)
Abstract
The utility model discloses electronic ballast for high-voltage sodium lamps, which comprises an EMC circuit, a rectifying circuit, a power factor control and voltage stabilizing circuit, an energy storage filter circuit, an output circuit and a high-voltage starting circuit, wherein the output circuit is further connected with a control module, and the control module comprises an output short-circuit or cutoff detection unit, a detection and control circuit and an output driving circuit. The electronic ballast has the advantages of saving energy, having high efficiency and stability and the like.
Description
Technical field
The utility model relates to a kind of electric ballast, especially relates to a kind of electric ballast that is applied to high-pressure sodium lamp.
Background technology
High-pressure sodium lamp is a kind of high-intensity gas discharge lamp of excellent performance, and its advantage is that light efficiency height, life-span are long, sodium gold-tinted penetration power is strong, is particluarly suitable for the illumination under outdoor rainy day, the greasy weather condition, so extensive use on street lighting.At present, it is inductance type ballast that high-pressure sodium lamp adopted more, and its power factor is low, and the electric energy of part has not only been wasted a large amount of electric energy with the form consumption of heat, and the bigger potential safety hazard of self-heating existence, also directly has influence on useful life.
Inductance type ballast adopts inductive energy storage, moment disconnects generation high pressure mode and starts, can produce high voltage during startup, big electric current impacts bulb, not only itself is fragile, and influence useful life of lamp, and when voltage is low, bulb when aging, when long, possibly of inductance type ballast can't trigger lights high-pressure sodium lamp to Inductive ballast with the bulb line.
The utility model content
The purpose of this utility model is: the energy-saving and high-pressure electronic ballast of sodium lamp that a kind of energy consumption is little, effect is high, the life-span is long is provided.
The purpose of this utility model is achieved in that
A kind of electronic ballast of high voltage sodium lamp, it comprises the EMC circuit that is linked in sequence, rectification circuit, power factor controlling and voltage stabilizing circuit, the energy storage filter circuit, output circuit and high-voltage starting circuit, electric main input EMC circuit, enter rectification circuit after the π type isolation through CLC, by bridge rectifier interchange is converted to input power factor control and voltage stabilizing circuit behind the direct current, through forming the dc constant voltage power supply after the filtering of input energy storage filter circuit after power factor adjustment and the voltage stabilizing, supply with high-pressure sodium lamp through output circuit, also be connected with control module on the output circuit, this control module comprises: output is short, detecting unit opens circuit, detection and control circuit and output driving circuit, this exports short, open circuit detecting unit and detection and control circuit is connected to the output of described output circuit, output is short, the detecting unit that opens circuit sampling is through the electrical quantity of output circuit output, and send to and detect and control circuit judges, and send control signal corresponding to output driving circuit, this output driving circuit is according to the control signal controlling output circuit that receives, simultaneously, the electrical quantity of this detection and control circuit Direct Sampling output circuit, and judge according to this electrical quantity, and sending control signal corresponding to output driving circuit, this output driving circuit is according to the control signal controlling output circuit that receives.
The course of work of the present utility model is as follows:
Energized produces the DC15V power supply, each circuit working; Detect and control circuit analysis output has or not short, open circuit (have short, opening circuit enters short, open circuit protection state, indicator light shows corresponding malfunction), analyze input voltage height (occurred, under voltage entered under voltage protection, indicator light shows corresponding malfunction); Detection and control circuit send initiating signal for sodium vapor lamp starting (if fail to start, enter guard mode, indicator light shows corresponding malfunction), detecting fluorescent tube starts, immediately enter into running status, constantly adjust signal according to the running current situation of fluorescent tube in the running and make power output keep constant; In running, constantly detect output and have or not short circuit, open circuit and had or not under voltage, if having lack, open circuit, overvoltage, under voltage then enter guard mode, export to indicator light simultaneously and show corresponding malfunction.
By above-mentioned design, improved the stability of ballast work greatly, the beneficial effect that has energy-conservation and high effect simultaneously.
As the improvement of technique scheme, further technical scheme of the present utility model is as follows:
Above-mentioned detection and control circuit further comprise: operational amplifier, CPU and power detection element, the electrical quantity that output is short, the detecting unit that opens circuit sampling is exported through output circuit, and send to and detect and control circuit, this electrical quantity is sent to CPU and judges after operational amplifier amplifies, and sending control signal corresponding to output driving circuit, this output driving circuit is according to the control signal controlling output circuit that receives; Simultaneously, the electrical quantity of power detection element sampling output circuit, and judge according to this electrical quantity, and sending control signal corresponding to output driving circuit, this output driving circuit is according to the control signal controlling output circuit that receives.
Also be connected with surge absorbing circuit on the above-mentioned output circuit, this surge absorbing circuit absorbs the momentary pulse of output circuit.
Add anti-electric current, voltage surge absorption circuit, absorb the energy harmful, to the protection system steady operation, do not burnt, increase the service life and played crucial effects electronic component.
Above-mentioned rectification circuit adopts bridge rectifier module RS808,8A/800V.
Above-mentioned power factor (PF) control and voltage stabilizing circuit are driving with integrated circuit MC33262, high-power MOS tube output.
Description of drawings
Accompanying drawing is the operation principle block diagram of a specific embodiment of the utility model;
Embodiment
The utility model is described in further detail below in conjunction with the drawings and specific embodiments, but not as to qualification of the present utility model.
Accompanying drawing is an operation principle block diagram of the present utility model, as can be seen from the figure, the utility model comprises the EMC circuit that is linked in sequence, rectification circuit, power factor controlling and voltage stabilizing circuit, the energy storage filter circuit, output circuit and high-voltage starting circuit, 220V electric main input EMC circuit, enter rectification circuit after the π type isolation through CLC, by bridge rectifier interchange is converted to input power factor control and voltage stabilizing circuit behind the direct current, through forming the dc constant voltage power supply after the filtering of input energy storage filter circuit after power factor adjustment and the voltage stabilizing, supply with high-pressure sodium lamp through output circuit, also be connected with control module 1 on the described output circuit, this control module 1 comprises: output is short, detecting unit opens circuit, detection and control circuit and output driving circuit, this exports short, open circuit detecting unit and detection and control circuit is connected to the output of described output circuit, output is short, the detecting unit that opens circuit sampling is through the electrical quantity of output circuit output, and send to and detect and control circuit judges, and send control signal corresponding to output driving circuit, this output driving circuit is according to the control signal controlling output circuit that receives, simultaneously, the electrical quantity of this detection and control circuit Direct Sampling output circuit, and judge according to this electrical quantity, and sending control signal corresponding to output driving circuit, this output driving circuit is according to the control signal controlling output circuit that receives.
The detection of present embodiment and control circuit output also are provided with indicator light.
The course of work of present embodiment is as follows:
Energized produces the DC15V working power, each circuit working; Detect and control circuit analysis output has or not short, open circuit (have short, opening circuit enters short, open circuit protection state, indicator light shows corresponding malfunction), analyze input voltage height (occurred, under voltage entered under voltage protection, indicator light shows corresponding malfunction); Detection and control circuit send initiating signal for sodium vapor lamp starting (if fail to start, enter guard mode, indicator light shows corresponding malfunction), detecting fluorescent tube starts, immediately enter into running status, constantly adjust signal according to the running current situation of fluorescent tube in the running and make power output keep constant; In running, constantly detect output and have or not short circuit, open circuit and had or not under voltage, if having lack, open circuit, overvoltage, under voltage then enter guard mode, export to indicator light simultaneously and show corresponding malfunction.
By above-mentioned design, improved the stability of ballast work greatly, the beneficial effect that has energy-conservation and high effect simultaneously.
The detection and the control circuit of present embodiment further comprise: operational amplifier, CPU and power detection element, the electrical quantity that output is short, the detecting unit that opens circuit sampling is exported through output circuit, and send to and detect and control circuit, this electrical quantity is sent to CPU and judges after operational amplifier amplifies, and sending control signal corresponding to output driving circuit, this output driving circuit is according to the control signal controlling output circuit that receives; Simultaneously, the electrical quantity of power detection element sampling output circuit, and judge according to this electrical quantity, and sending control signal corresponding to output driving circuit, this output driving circuit is according to the control signal controlling output circuit that receives.
Also be connected with surge absorbing circuit on the output circuit of present embodiment, this surge absorbing circuit absorbs the momentary pulse of output circuit.
Add anti-electric current, voltage surge absorption circuit, absorb the energy harmful, to the protection system steady operation, do not burnt, increase the service life and played crucial effects electronic component.
The rectification circuit of present embodiment adopts bridge rectifier module RS808,8A/800V.Power factor (PF) control and voltage stabilizing circuit are driving with integrated circuit MC33262, high-power MOS tube output.Its effect is: A, improve the bearing power factor of this product; B, when AC-input voltage 180V-240V, keep stable 370V direct voltage supply power output circuit.
In addition, present embodiment also has following function:
(1), " energy-saving power " function: " energy-saving power " time and the ratio of determining the time after midnight according to user's needs;
(2), restart function: product output circuit when entering guarantor's state quits work, and restarts after the wait somewhat, does not get rid of as fault then to reenter guard mode, starts automatically after the maintenance personal fixes a breakdown.
(3), power-off protection function: sudden power in running, when restoring electricity in the regular hour, product time-delay is restarted after a few minutes, this function is to prevent that fluorescent tube from high temperature starting, and avoids fluorescent tube is injured.
It needs to be noted: the execution mode of realizing the utility model purpose is not limited to specifying of present embodiment; other any do not deviate from change that the utility model innovative point done, substitutes, combination or simplify; all should be considered as the substitute mode of equivalence, be included within the protection range of the present utility model.
Claims (5)
1. electronic ballast of high voltage sodium lamp, it comprises EMC circuit, rectification circuit, power factor controlling and voltage stabilizing circuit, energy storage filter circuit, output circuit and the high-voltage starting circuit that is linked in sequence; Electric main input EMC circuit, enter rectification circuit after the π type isolation through CLC, by bridge rectifier interchange is converted to input power factor control and voltage stabilizing circuit behind the direct current, through forming the dc constant voltage power supply after the filtering of input energy storage filter circuit after power factor adjustment and the voltage stabilizing, supply with high-pressure sodium lamp through output circuit, it is characterized in that: also be connected with control module on the described output circuit, this control module comprises: output is short, detecting unit opens circuit, detection and control circuit and output driving circuit, this exports short, open circuit detecting unit and detection and control circuit is connected to the output of described output circuit, output is short, the detecting unit that opens circuit sampling is through the electrical quantity of output circuit output, and send to and detect and control circuit judges, and send control signal corresponding to output driving circuit, this output driving circuit is according to the control signal controlling output circuit that receives, simultaneously, the electrical quantity of this detection and control circuit Direct Sampling output circuit, and judge according to this electrical quantity, and sending control signal corresponding to output driving circuit, this output driving circuit is according to the control signal controlling output circuit that receives.
2. a kind of electronic ballast of high voltage sodium lamp according to claim 1, it is characterized in that: described detection and control circuit further comprise: operational amplifier, CPU and power detection element, the electrical quantity that output is short, the detecting unit that opens circuit sampling is exported through output circuit, and send to and detect and control circuit, this electrical quantity is sent to CPU and judges after operational amplifier amplifies, and sending control signal corresponding to output driving circuit, this output driving circuit is according to the control signal controlling output circuit that receives; Simultaneously, the electrical quantity of power detection element sampling output circuit, and judge according to this electrical quantity, and sending control signal corresponding to output driving circuit, this output driving circuit is according to the control signal controlling output circuit that receives.
3. a kind of electronic ballast of high voltage sodium lamp according to claim 1 is characterized in that: also be connected with surge absorbing circuit on the described output circuit, this surge absorbing circuit absorbs the momentary pulse of output circuit.
4. a kind of electronic ballast of high voltage sodium lamp according to claim 1 is characterized in that: described rectification circuit adopts bridge rectifier module RS808,8A/800V.
5. a kind of electronic ballast of high voltage sodium lamp according to claim 1 is characterized in that: described power factor (PF) control and voltage stabilizing circuit are driving with integrated circuit MC33262, high-power MOS tube output.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201686059U CN201629895U (en) | 2010-03-22 | 2010-03-22 | Electronic ballast for high-voltage sodium lamps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010201686059U CN201629895U (en) | 2010-03-22 | 2010-03-22 | Electronic ballast for high-voltage sodium lamps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201629895U true CN201629895U (en) | 2010-11-10 |
Family
ID=43061293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010201686059U Expired - Fee Related CN201629895U (en) | 2010-03-22 | 2010-03-22 | Electronic ballast for high-voltage sodium lamps |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201629895U (en) |
-
2010
- 2010-03-22 CN CN2010201686059U patent/CN201629895U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101827488B (en) | Fluorescent lamp electronic ballast and lighting device | |
| CN207070411U (en) | A kind of LED lamp drive circuit of compatible civil power and Metal halogen lamp ballast | |
| CN201134967Y (en) | General type electronic ballast | |
| CN201995169U (en) | Driving power supply of high-power LED (light-emitting diode) street lamp | |
| CN101043781B (en) | Metal halide lamp electronic ballast | |
| CN201114944Y (en) | Electronic ballast for high-voltage sodium lamp | |
| CN101815397B (en) | Electronic ballast of high voltage sodium lamp | |
| CN201629895U (en) | Electronic ballast for high-voltage sodium lamps | |
| CN101626655A (en) | High-pressure sodium lamp electronic energy converter | |
| CN201496907U (en) | LED street lamp with intelligent temperature control circuit | |
| CN201709008U (en) | Digital ballast of gas discharge lamp | |
| CN201628144U (en) | LED mixed-light efficient energy-saving street lamp | |
| CN201303455Y (en) | Digital high-voltage sodium lamp electronic ballast | |
| CN203896576U (en) | Circuit structure of xenon lamp stabilizer | |
| CN101877929A (en) | Isolation-type low-power high-strength digital ballast for gas discharge lamp | |
| CN208402180U (en) | A kind of electrodeless lamp power supply driving circuit | |
| CN202617401U (en) | Double-light-source switching illuminating lamp | |
| CN201336764Y (en) | Ballast for electrodeless lamp | |
| CN203151849U (en) | Energy-saving electronic ballast and light fixture | |
| CN202857034U (en) | Dual light source switching illuminating lamp | |
| CN201248159Y (en) | Combined sleeve type sunlight lamp | |
| CN203167343U (en) | Led street lamp energy-saving control circuit | |
| CN2907169Y (en) | Electrodeless lamp ballasting circuit | |
| CN201360378Y (en) | Electronic transducer of high-voltage sodium lamp | |
| CN201523478U (en) | Surge overcurrent suppression circuit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101110 Termination date: 20120322 |