CN106572582A - Fluorescent lamp control system with filter circuit - Google Patents
Fluorescent lamp control system with filter circuit Download PDFInfo
- Publication number
- CN106572582A CN106572582A CN201510670348.6A CN201510670348A CN106572582A CN 106572582 A CN106572582 A CN 106572582A CN 201510670348 A CN201510670348 A CN 201510670348A CN 106572582 A CN106572582 A CN 106572582A
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- circuit
- control system
- lamp control
- filter circuit
- circuit module
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Abstract
The invention discloses a fluorescent lamp control system with a filter circuit. The fluorescent lamp comprises a camera display, a bus, a setter, a central controller, a driver monitor and a door display. The front door and the rear door of the bus are respectively provided with the setter and the door display. By adding electron tubes to the central controller and the driver monitor, the central controller processes the received information and then transmits the information to the door display and the driver monitor, and a driver asks passengers to get off or controls the vehicle to move through the camera display. The setter has at least more than two buttons with built-in light-emitting electron tubes and inductors. The central controller is provided with a device integrating numbers with stops, and then pass to the door display and driver monitor, the door display is provided with a LCD, the driver monitor is provided with a digital device so that passengers and drivers have a communication device. The fluorescent lamp control system is simple in structure, convenient and practical, and low in cost.
Description
Technical field
The present invention relates to a kind of daylight lamp control system with filter circuit, more particularly to the daylight lamp control system with filter circuit that a kind of fluorescent lamp is used.
Background technology
In current lighting industry, existing universal valve is made up of electrotechnical elements such as power capacitor, normally closed thermoswitch, thermal resistance coils, this electron tube has very strong vibrating noise and temperature rise, and there is light to flash, when the power is turned on light fixture can not be lighted quickly, simultaneously because line voltage is unstable, electron tube and light fixture are all easy to burn out, and cause the loss of user.
New electron tube has improvement well in some parts; circuit includes ac-dc converter circuit module, filtering useless band circuit module, orthogonal stream inverter circuit module, output device; reducing vibrating noise and control temperature rise; the quick aspects such as illumination that start are improved well; but considerable problem is yet suffered from, such as the defencive function of abnormality.Common abnormality is in the following several ways：One in one lamp or several lamps is without access;Fluorescent lamp can not start because a negative electrode is damaged;Although negative electrode is complete, lamp can not be activated;There is rectifying effect in a un-activation in fluorescent lamp operation, but negative electrode;Activator switch short circuit etc.;Generally electron tube is supported the use with fluorescent tube, if in use, abnormality occurs, can all cause electron tube to damage.Used as independently installed, the interchangeable electronic pipe of fluorescent tube must possess abnormity protection function, and after abnormality occurs, electron tube can not be damaged, and more renewing fluorescent tube, or eliminate after abnormality, electron tube should remain to be continuing with.
This is also only the protection situation of abnormality; in anti-overvoltage, surge current suppression, extend light fixture service life, multi-load linkage, improve power factor, reduce harmonic wave, realize the aspects such as constant power output, the existing electron tube of lighting industry also has many not enough.
Accordingly, it would be desirable to invent a kind of new daylight lamp control system with filter circuit to solve the above problems.
The content of the invention
It is an object of the invention to provide a kind of daylight lamp control system with filter circuit, the momentary spike pulse or the interference of strong thunder and lightning of line voltage appearance can be resisted, effectively suppress heavy current, using this kind there is the daylight lamp control system of filter circuit be enough to solve problems of the prior art.
The present invention is adopted the following technical scheme that to realize above-mentioned technical purpose:
A kind of daylight lamp control system with filter circuit, including the ac-dc converter circuit module of order electrical connection, filtering useless band circuit module, orthogonal stream inverter circuit module, output device, it is characterized in that, the daylight lamp control system with filter circuit also includes the electromagnetic filter circuit for suppressing high frequency electric harmonic wave that pollution is produced to electrical network, to improve power factor, reduce harmonic wave, realize the power factor regulating circuit of constant power output, to prevent abnormality from the protection circuit of infringement is produced to electron tube, the electromagnetic filter is electrically connected between voltage input end and ac-dc converter circuit module, the power factor regulating circuit is connected between ac-dc converter circuit module and filtering useless band circuit module, the protection circuit is arranged among orthogonal stream inverter circuit module.
Also include preventing momentary spikes pulse or super-pressure from disturbing the moment overpressure protection circuit module for producing electron tube and interlock circuit infringement in the electromagnetic filter circuit, zinc oxide pressure-sensitive element is included in the moment overpressure protection circuit module.
The protection circuit also includes surpassing stream protection circuit to the moment of surge current suppression, and the moment, super stream protection circuit was the series limiting resistor in input circuit.
It is additionally included in system voltage in the output device to reach before rated value to be supplied to the negative electrode of fluorescent lamp with pre- thermocurrent and preheating time, avoid the occurrence of glow discharge and cause the pre- heater circuit of startup that negative electrode sustains damage, the pre- heater circuit of the startup is by temperature-sensitive element the filament of fluorescent lamp to be carried out being heated to a brightness temperature.
Also include the multifunctional controller of the fluorescent lamp operation to drag two or more than two simultaneously in the output device.
The protection circuit is the size that electric current is detected using transistor so as to control the circuit that inverter circuit works.
Optionally, the multifunctional controller uses many lamp series resonant circuits.
Optionally, the multifunctional controller uses electric current and recommends many lamp output circuits.
The fluorescent lamp Control System Design scheme with filter circuit that the present invention is provided, can improve power factor, reduce harmonic wave, realize constant power output;Can prevent abnormality from producing infringement to electron tube;Glow discharge can be avoided the occurrence of and cause negative electrode to sustain damage, so as to extend light fixture working life.
Description of the drawings
Fig. 1 is line construction functional schematic of the present invention.
Specific embodiment
To more fully understand the present invention, it is illustrated below by embodiment.
With reference to Fig. 1，A kind of daylight lamp control system with filter circuit of present invention offer is provided，Including the ac-dc converter circuit module of order electrical connection、Filtering useless band circuit module、Orthogonal stream inverter circuit module、Output device，The daylight lamp control system with filter circuit also includes the electromagnetic filter circuit for suppressing high frequency electric harmonic wave that pollution is produced to electrical network，To improve power factor、Reduce harmonic wave、Realize the power factor regulating circuit of constant power output，To prevent abnormality from the protection circuit of infringement is produced to electron tube，The electromagnetic filter is electrically connected between voltage input end and ac-dc converter circuit module，The power factor regulating circuit is connected between ac-dc converter circuit module and filtering useless band circuit module，The protection circuit is arranged among orthogonal stream inverter circuit module.
The electromagnetic filter circuit that the present invention is provided, is made up of inductance and electric capacity.
The APFC that the present invention is provided.This kind of circuit of power factor correction will use special integrated circuit, transistor and some peripheral cells, because being related to active components and parts referred to as power factor regulating circuit.
The protection circuit that the present invention is provided.In normal operation, the voltage that setting auxiliary winding is produced on electric capacity C2 only has 20-25V（Or it is more lower）, it is insufficient to allow circuit turn-on.Therefore triode cannot get enough base currents and trigger current, and in cut-off and off state, at this moment abnormal protection circuit does not work.Once and there is abnormality, the voltage induced on C2 exceedes the trigger voltage of circuit, makes circuit turn-on, so as to turn-on transistor, makes orthogonal stream inverter circuit module from service, and will not trigger again.
The moment overpressure protection circuit module that the present invention is provided.A resistance in parallel in its input circuit, the line voltage momentary spike pulsecutting occurred in input circuit or amplitude limit can reduce the voltage for being added to electron tube by it.
The moment super stream protection circuit that the present invention is provided, the best approach for reducing surge current is exactly the resistance of a current-limiting resistance or negative temperature coefficient of connecting in input circuit, and resistance cold resistance at ambient temperature is larger, can effectively surge current suppression.
Negative electrode is supplied to enough electric currents and certain preheating time, in negative electrode electron emission state is reached, and formed around negative electrode before enough electronic fogs, the voltage for being added to lamp tube ends should be sufficiently low, in order to avoid there is glow discharge, cause negative electrode to sustain damage.
The multifunctional controller that the present invention is provided, so-called multi-load working line is exactly an electron tube while lighting the fluorescent tube of two or more than two, and the circuit of continuous firing.This circuit has easy for installation, and unfailing performance is high, and significantly, electric network pollution is low for energy-saving effect, and the advantages of low-loss etc., the electronic circuit that the present invention is adopted has two kinds：One kind is many lamp series resonance circuits, and one kind is that electric current recommends many lamp outlet lines.
Above disclosed is only the preferred embodiments of the present invention, can not limit the interest field of the present invention, therefore the equivalent variations made according to scope of the present invention patent with this certainly, still belongs to the scope that the present invention is covered.
Claims (7)
1. a kind of daylight lamp control system with filter circuit, it is characterized in that, including the ac-dc converter circuit module of order electrical connection, filtering useless band circuit module, orthogonal stream inverter circuit module, output device, electromagnetic filter circuit, power factor regulating circuit and protection circuit, the electromagnetic filter is electrically connected between voltage input end and ac-dc converter circuit module, the power factor regulating circuit is connected between ac-dc converter circuit module and filtering useless band circuit module, the protection circuit is arranged among orthogonal stream inverter circuit module.
2. there is as claimed in claim 1 the daylight lamp control system of filter circuit, it is characterised in that the moment overpressure protection circuit module also included in the electromagnetic filter circuit.
3. the daylight lamp control system with filter circuit as claimed in claim 1, it is characterised in that the protection circuit also included moment super stream protection circuit.
4. there is as claimed in claim 1 the daylight lamp control system of filter circuit, it is characterized in that, it is additionally included in system voltage in the output device to reach before rated value to be supplied to the negative electrode of fluorescent lamp with pre- thermocurrent and preheating time, avoid the occurrence of glow discharge and cause the pre- heater circuit of startup that negative electrode sustains damage, the pre- heater circuit of the startup is by temperature-sensitive element the filament of fluorescent lamp to be carried out being heated to a brightness temperature.
5. there is as claimed in claim 1 the daylight lamp control system of filter circuit, it is characterised in that also include the multifunctional controller of the fluorescent lamp operation to drag two or more than two simultaneously in the output device.
6. there is as claimed in claim 1 the daylight lamp control system of filter circuit, it is characterised in that the protection circuit is the size that electric current is detected using transistor so as to control the circuit that inverter circuit works.
7. there is as claimed in claim 6 the daylight lamp control system of filter circuit, it is characterised in that the multifunctional controller adopts many lamp series resonant circuits.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510670348.6A CN106572582A (en) | 2015-10-13 | 2015-10-13 | Fluorescent lamp control system with filter circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510670348.6A CN106572582A (en) | 2015-10-13 | 2015-10-13 | Fluorescent lamp control system with filter circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106572582A true CN106572582A (en) | 2017-04-19 |
Family
ID=58508434
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510670348.6A Pending CN106572582A (en) | 2015-10-13 | 2015-10-13 | Fluorescent lamp control system with filter circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106572582A (en) |
-
2015
- 2015-10-13 CN CN201510670348.6A patent/CN106572582A/en active Pending
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170419 |
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| WD01 | Invention patent application deemed withdrawn after publication |