CN103796403A - Intelligent HID lamp lighting method, HID electronic ballast and HID illumination system - Google Patents
Intelligent HID lamp lighting method, HID electronic ballast and HID illumination system Download PDFInfo
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- CN103796403A CN103796403A CN201310549489.3A CN201310549489A CN103796403A CN 103796403 A CN103796403 A CN 103796403A CN 201310549489 A CN201310549489 A CN 201310549489A CN 103796403 A CN103796403 A CN 103796403A
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Abstract
The application discloses an intelligent high-intensity discharge (HID) lamp lighting method. The method comprises the following steps: detecting a power voltage (Vin), a load voltage (Vlamp) and a load current (Ilamp); determining the type and the state of the load according to the detection result; and according to the type and the state of the load, outputting a corresponding control signal to control the load. In addition, the application also discloses an HID electronic ballast and an HID illumination system, according to the scheme, an HID lamp that is turned off due to grid voltage fluctuation is determined as the thermolamp; after the cooling of the HID lamp, the HID lamp is turned on again, thereby preventing the hot HID lamp from being damaged due to repeated lighting triggering and thus prolonging the service life of the HID lamp. When the load is switched to another HID lamp, the open-circuit protection is identified and the HID lamp is lighted after the first fixed time interval, thereby realizing rapid HID lighting.
Description
Technical field
The application relates to electric ballast, lighting field, particularly relates to intelligent ignition method, HID electric ballast and the HID illuminator of a kind of HID.
Background technology
High-pressure discharge lamp (High Intensity Discharge, HID), because it has, light efficiency is high, color rendering good, the life-span long etc. advantage, more and more favored., obtain applying more and more widely because of superior functions such as energy consumption are low, efficiency is high, volume is little with the electric ballast of HID outfit.
Refer to Fig. 1, Fig. 1 is the topological structure schematic diagram of prior art HID electric ballast.HID ballast comprises: rectification filtering module 110, power factor correction (Power Factor Correction, PFC) module 120, switch power module 130, micro controller module 140, full-bridge inverting module 150, resonance step-up module 160, resonance step-up module 170.Rectification filtering module 110, for the AC power of input is carried out to rectification, filtering processing, and is transferred to PFC module 120; PFC module 120 is for reducing the harmonic wave of inputted electric current, and provides starting resistor to switch power module 130, provides input voltage to full-bridge inverting module 150; Switch power module 130 is for providing operating voltage to PFC module 120 and micro controller module 140; Micro controller module 140 is for to full-bridge inverting module 150 output drive signals, to produce alternating voltage, thereby controls the normal work of HID electric ballast 100 and detects in real time the operating state of lamp, opens a way, opens circuit, the abnormal protection such as life-span to realize HID; Full-bridge inverting module 150 is for generation of alternating voltage, and the alternating voltage of generation is transferred to resonance step-up module 160; Resonance step-up module 160 is for generation of the oscillator signal of a natural frequency, and when the frequency of alternating voltage that produces when full-bridge inverting module 150 is identical with the natural frequency of described oscillator signal, to HID, output triggers ignition signal.
A current HID electric ballast is equipped with a HID conventionally, adopts the pulsed electronic ballast of fixed intervals (60 seconds), can realize a ballast and be equipped with many HID, selects different lamp work according to different demands.For example, the light-supplementing system of agricultural planting, according to the upgrowth situation of zones of different plant, adopts the illumination of different time, and an available ballast is equipped with multi-lamp, between lamp, switches.Collocation not only reduces the quantity of electric ballast like this, the maximum performance of its function is used, and reduce installation and maintenance cost.
But but there is following defect in the HID ballast of this employing fixed intervals (60 seconds) the pulse-triggered sparking mode that prior art provides:
When HID lamp is in the time normally working, because of voltage ripple of power network (as the power down short time power on again, line voltage is too low or excessively high) after HID lamp extinguishes, while restoring electricity, because None-identified HID lamp is also in hot, therefore after 60 seconds, again exporting igniting high pressure; But need higher ignition voltage just can puncture gas luminescence in lamp in hot HID lamp, normal trigger voltage is not enough to again be lighted, relight like this, the electrode of hot HID will damage because of the repeated impacts of the high pressure that is subject to lighting a fire, thereby reduces its useful life.
In addition, the igniting of this fixed intervals pulse-triggered, because being fixed as 60 seconds interval time, in the time that load is switched to another HID lamp, still needs to wait for that the high pressure of igniting next time of exporting after 60 seconds just can light, and can not meet the requirement of fast lighting.
Summary of the invention
The technical problem that the application mainly solves is to provide a kind of high-pressure discharge lamp (High Intensity Discharge, HID) intelligent ignition method, HID electron rectifier and HID illuminator, after HID extinguishes because of voltage ripple of power network, can after hot HID is cooling, again light a lamp again; In the time switching HID load, can light fast HID.
For solving the problems of the technologies described above, the technical scheme that the present invention adopts is: a kind of electrion lamp HID smart point lamp method is provided, and described method comprises the steps: to detect supply voltage (Vin), load voltage (Vlamp), load current (Ilamp); Judge type and the state of load according to testing result, wherein, when supply voltage (Vin) is default normal range value, when load voltage (Vlamp) and load current (Ilamp) are low level, judge that load is the first load and is initial condition;
When supply voltage (Vin) is switched to and exceeded or lower than default normal range value, when load voltage (Vlamp) and load current (Ilamp) switch to low level by high level, judge that load is the first load and is hot by normal range value; When supply voltage (Vin) is default normal range value, when load voltage (Vlamp) and load current (Ilamp) switch to low level by high level, judge that load switches to the second load and for initial condition; According to the type of described load and state, export corresponding control signal with control load, wherein, when described load is the first load and when the initial condition, export immediately control signal to trigger for the first time ignition signal to described the first load output; When described load is the first load and when hot, after default delay time, output control signal is to trigger for the first time ignition signal to described the first load output, wherein, described default delay time can make described load from the hot cold conditions that switches to; When described load switches to the second load and when the initial condition, behind the first regular time interval, output control signal is to trigger for the first time ignition signal to the second load output.
Wherein, after described the first load output triggers the step of ignition signal for the first time, if when detection load voltage (Vlamp) and load current (Ilamp) are low level, behind the second regular time interval, again trigger ignition signal to described the first load output, until detect that load voltage (Vlamp) and load current (Ilamp) switch to high level by low level, wherein, export again at the most 14 times and trigger ignition control signal; After described the second load output triggers the step of ignition signal for the first time, if when detection load voltage (Vlamp) and load current (Ilamp) are low level, behind the second regular time interval, again trigger ignition signal to the second load output, until detect that load voltage (Vlamp) and load current (Ilamp) switch to high level by low level, wherein, export again at the most 14 times and trigger ignition control signal; Described the second Fixed Time Interval is greater than the first Fixed Time Interval.
Wherein, after the step of 14 ignition signals that set out is exported in described the first load or the second load again; when load voltage (Vlamp) and load current (Ilamp) detected all still for low level, stop the control signal of output described the first load of control or the igniting of the second load triggers to enter complete guard mode.
Wherein, after entering the step of described complete guard mode, re-power to remove described complete guard mode.
Wherein, the default normal range value of described supply voltage (Vin) is for being more than or equal to 0.56V and being less than or equal to 1.89V; Described the first regular time is spaced apart and is more than or equal to 8 seconds and is less than or equal to 12 seconds; Described the second regular time is spaced apart and is more than or equal to 55 seconds and is less than or equal to 65 seconds; Described default delay time is for being more than or equal to 13 minutes and being less than or equal to 17 minutes; Described control signal is pulse-width signal.
For solving the problems of the technologies described above, another technical solution used in the present invention is: a kind of HID electric ballast is provided, and described electric ballast comprises: supply module, sampling module, judge module, control module, driver module; Described supply module, comprise rectification filtering unit, power factor correction unit and switching power supply, wherein, described rectification filtering unit is for carrying out rectification, filtering to power supply, described power factor correction unit is for reducing the harmonic wave of inputted electric current, and described switching power supply is used for providing operating voltage; Described sampling module, at least comprise the first sample port, the second sample port and the 3rd sample port, described the first sample port is for detection of supply voltage, described the second sample port is for detection of load voltage, the 3rd sample port is for detection of load current, and described sampling module sends testing result to described judge module; Described judge module, for receiving the testing result that described sampling module sends, judge type and the state of load according to described testing result, and the type of described load and state are sent to described control module, wherein, when supply voltage is default normal range value, when load voltage and load current are low level, judge that load is the first load and is initial condition; When supply voltage is switched to and exceeded or lower than default normal range value, when load voltage and load current switch to low level by high level, judge that load is the first load and is hot by normal range value; When supply voltage is default normal range value, when load voltage and load current switch to low level by high level, judge that load switches to the second load and for initial condition; Described control module, for receiving type and the state of the load that described judge module sends, according to the type of described load and state, export corresponding control signal so that described driver module control load to driver module, wherein, when described load is the first load and when the initial condition, described control module is immediately to described driver module output control signal so that described driver module triggers ignition signal for the first time to described the first load output; When described load is the first load and when hot, described control module is after default delay time, to described driver module output control signal so that described driver module triggers ignition signal for the first time to described the first load output, wherein, described default delay time can make described load from the hot cold conditions that switches to; When described load switches to the second load and when the initial condition, described control module is behind the first regular time interval, to described driver module output drive signal so that described driver module triggers ignition signal for the first time to the second load output; Described driver module, the control signal of exporting for receiving control module, and according to control signal control load.
Wherein, when described driver module is after described the first load output triggers ignition signal for the first time, if when described sampling module detection load voltage and load current are low level, described control module is behind the second regular time interval, again to described driver module output control signal so that described driver module triggers ignition signal to described the first load output, until detecting load voltage and load current, described detection module switches to high level by low level, wherein, described control module is exported at the most 14 times to described driver module again and is triggered ignition control signal, when described driver module is after described the second load output triggers ignition signal for the first time, if when described sampling module detection load voltage and load current are low level, described control module is behind the second regular time interval, again to described driver module output control signal so that described driver module triggers ignition signal to the second load output, until detecting load voltage and load current, described detection module switches to high level by low level, wherein, described control module is exported at the most 14 times to described driver module again and is triggered ignition control signal, described the second Fixed Time Interval is greater than the first Fixed Time Interval.
Wherein, after described driver module is exported to described the first load or the second load again and is triggered ignition signals 14 times, described sampling module detects when load voltage and load current are low level, and the control signal that described control module stops controlling the first load or the igniting of the second load triggers to described driver module output is to enter complete guard mode; In the time entering described complete guard mode, re-power to remove described complete guard mode.
Wherein, the default normal range value of described supply voltage is for being more than or equal to 0.56V and being less than or equal to 1.89V; Described the first regular time is spaced apart and is more than or equal to 8 seconds and is less than or equal to 12 seconds; Described the second regular time is spaced apart and is more than or equal to 55 seconds and is less than or equal to 65 seconds; Described default delay time is for being more than or equal to 13 minutes and being less than or equal to 17 minutes; Described control module is pulse-width signal to the control signal of described driver module output.
For solving the problems of the technologies described above, another technical scheme that the present invention adopts is: a kind of HID illuminator is provided, described illuminator comprises HID electric ballast and HID, and wherein, described HID electric ballast is the HID electric ballast as described in any one in above-mentioned execution mode.
Such scheme by the HID extinguishing because of voltage ripple of power network is judged as to thermolamp, is again lit a lamp after HID is cooling again, to prevent hot HID because repeatedly triggering and light a lamp and damage, thereby extends useful life of HID lamp; In the time that load is switched to another HID, by being identified as open-circuit-protection and lighting a lamp after the first Fixed Time Interval, can realizes and light rapidly HID.
Accompanying drawing explanation
Fig. 1 is the topological structure schematic diagram of the HID electric ballast of prior art;
Fig. 2 is the application HID electric ballast one execution mode topological structure schematic diagram;
Fig. 3 is the flow chart of the application HID intelligence ignition method one execution mode;
Fig. 4 is the flow chart of another execution mode of the application HID intelligence ignition method;
Fig. 5 is another execution mode structural representation of the application HID electric ballast;
Fig. 6 is the structural representation of supply module in Fig. 5;
Fig. 7 is the application HID illuminator one execution mode structural representation.
Embodiment
In below describing, in order to illustrate rather than in order limiting, to have proposed the detail such as particular system structure, interface, technology, to thoroughly understand the application.But, it will be clear to one skilled in the art that and in other execution mode that there is no these details, also can realize the application.In other situation, omit the detailed description to well-known device, circuit and method, in order to avoid unnecessary details hinders the application's description.
Consult Fig. 2, Fig. 2 is the application HID electric ballast one execution mode topological structure schematic diagram.The HID electric ballast 2100 of present embodiment comprises: rectification filtering unit 2110, power factor correction (Power Factor Correction, PFC) unit 2120, switching power supply 2130, micro controller unit 2140, full-bridge driver element 2150, resonance step-up unit 2160, wherein, micro controller unit 2140 at least comprises power input mouth VCC, the first sample port 2141, the second sample port 2142, the 3rd sample port 2143, control port 2144, and resonance step-up unit 2160 comprises the inductance L 1 and the first capacitor C 1 that are connected in series.
The voltage input end mouth of the first end of rectification filtering unit 2110, PFC unit 2120, diode D1, switching power supply 2130 is connected in series, and diode D1 is also connected in series with the second end of the second capacitor C 2, PFC unit 2120; Rectification filtering unit 2110 is also electrically connected with the first sample port 2141 of micro controller unit 2140; The first output port of switching power supply 2130 is electrically connected with the power input mouth of PFC unit 2120, to provide operating voltage to PFC unit 2120, the second output port of switching power supply 2130 is electrically connected with the power input mouth Vcc of micro controller unit 2140, to provide operating voltage to micro controller unit 2140; The second sample port 2142 of micro controller unit 2140 is connected with the output of load 2200, to detect the operating voltage Vlamp of load 2200, the 3rd sample port 2143 of micro controller unit 2140 is connected with the output of load 2200, to detect the operating current Ilamp of load 2200, the control port 2144 of micro controller unit 2140 is electrically connected with the input port of full-bridge driver element 2150, with to full-bridge driver element 2150 input control signals; The first output port, the second output port, the 3rd output port and the 4th output port of full-bridge driver element 2150 respectively with, the grid electrical connection of the first metal-oxide semiconductor (MOS) (MetalOxideSemiconductor, MOS) TFT_1, the second metal-oxide-semiconductor TFT_2, the 4th metal-oxide-semiconductor TFT_4, the 3rd metal-oxide-semiconductor TFT_3; The drain electrode of the drain electrode of the first metal-oxide-semiconductor TFT_1 and the second metal-oxide-semiconductor TFT_2 is connected with the cathodic electricity of diode D1, and the drain electrode of the source electrode of the first metal-oxide-semiconductor TFT_1 and the 3rd metal-oxide-semiconductor TFT_3 is electrically connected with the input of resonance step-up unit 2160 by the 3rd capacitor C 3; The drain electrode of the source electrode of the second metal-oxide-semiconductor TFT_2 and the 4th metal-oxide-semiconductor TFT_4 is connected with the output of the output of load 2200 and resonance step-up unit 2160; The source electrode of the source electrode of the 3rd metal-oxide-semiconductor TFT_3 and the 4th metal-oxide-semiconductor TFT_4 is electrically connected with the second end of PFC unit 2120; The inductance L 1 of resonance step-up unit 2160 is connected with the input of load 2200 with the first capacitor C 1.
Rectification filtering unit 2110, for the AC power of input is carried out to rectification, filtering processing, and is transferred to the first sample port of PFC unit 2120 and micro controller unit 2140.
PFC unit 2120, for providing starting resistor by diode D2 to switching power supply 2130, provides drain electrode input voltage to the first metal-oxide-semiconductor TFT_1 being electrically connected with full-bridge driver element 2150, the second metal-oxide-semiconductor TFT_2; PFC unit 2120 is also for reducing the harmonic wave of inputted electric current.
Switching power supply 2130 is for providing operating voltage to power factor correction unit 2120, micro controller unit 2140, and wherein, the value of this operating voltage is determined according to the voltage that can make power factor correction unit 2120 and micro controller unit 2140 normal work.
The first sample port 2141 of micro controller unit 2140 is for detection of the voltage Vin of institute's input power, the second sample port 2142 is for detection of the operating voltage Vlamp of load 2200, the 3rd sample port 2143 is for detection of the operating current Ilamp of load 2200, micro controller unit 2140 is according to the voltage Vin of the input power detecting, the voltage Vlamp of load 2200 and electric current I lamp judge type and the operating state of load 2200, and export corresponding pulse-width modulation (Pulse Width Modulation by control port 2144 to full-bridge driver element 2150 according to the type of load 2200 and operating state, PWM) control signal.
Full-bridge driver element 2150 is exported the anti-phase square-wave signal of two-way for the pwm control signal of inputting according to micro controller unit 2140 simultaneously, to control the first metal-oxide-semiconductor TFT_1 and the 4th metal-oxide-semiconductor TFT_4, the second metal-oxide-semiconductor TFT_2 and the 3rd metal-oxide-semiconductor TFT_3 alternate conduction being electrically connected with it and to close, and produce alternating voltages with 2160 actings in conjunction of resonance step-up unit.Wherein, in the time that the pwm control signal of input is high level, first via square-wave signal control the first metal-oxide-semiconductor TFT_1 that full-bridge driver element 2150 is exported and the 4th metal-oxide-semiconductor TFT_4 conducting, second road square-wave signal control control the second metal-oxide-semiconductor TFT_2 and the 3rd metal-oxide-semiconductor TFT_3 of output close, in the time that the pwm control signal of input is low level, first via square-wave signal control the first metal-oxide-semiconductor TFT_1 and the 4th metal-oxide-semiconductor TFT_4 that full-bridge driver element 2150 is exported close, second road square-wave signal control control the second metal-oxide-semiconductor TFT_2 and the 3rd metal-oxide-semiconductor TFT_3 conducting of output.
Resonance step-up unit 2160 is for generation of the oscillator signal of a natural frequency, when the frequency of pwm control signal exported when micro controller unit 2140 is identical with the natural frequency of this oscillator signal, resonance step-up unit 2160 is exported high pressure to load 2200 and is triggered ignition signal, to puncture the gas luminescence in load 2200, thereby light load 2200.
Specific works mode is: rectification filtering unit 2110 carries out, after rectification, filtering processing, being transferred to the first sample port and the PFC unit 2120 of micro controller unit 2140 to the AC power of input electric ballast 2100.
PFC unit 2120 provides starting resistor by diode D1 to switching power supply 2130, provides drain electrode input voltage to the first metal-oxide-semiconductor TFT_1 being electrically connected with full-bridge driver element 2150, the second metal-oxide-semiconductor TFT_2.
Switching power supply 2130 is inputted after the normal work of starting resistor, by the first output port to PFC unit 2120 input service voltages, normally worked in PFC unit 2120, the current following input voltage that PFC unit 2120 is inputted by making rectification filtering unit 2110, thereby reduce the harmonic wave of inputted electric current, and then regulating power factor; Simultaneous Switching power subsystem 2130 also passes through the second output port to micro controller unit 2140 input service voltages, and micro controller unit 2140 is normally worked.
When micro controller unit 2140 is powered and is normally worked, the first sample port 2141 of micro controller unit 2140 starts to detect the voltage Vin of institute's input power, the second sample port 2142 starts to detect the operating voltage Vlamp of load 2200, the 3rd sample port 2143 starts to detect the operating current Ilamp of load 2200, micro controller unit 2140 is according to the voltage Vin of the input power detecting, the voltage Vlamp of load 2200 and electric current I lamp judge type and the operating state of load 2200, export corresponding pwm control signal by control port 2144 to full-bridge driver element 2150 according to the type of load 2200 and operating state again.
Wherein, when the voltage Vin of the input power detecting is default normal range value, when the operating voltage Vlamp of load 2200 and operating current Ilamp are low level, micro controller unit 2140 judges that load 2200 is the first load and is initial condition, micro controller unit 2140 is exported the pwm control signal of first frequency immediately to full-bridge driver element 2150 by control port 2144, light a fire to trigger load 2200.
Wherein, when the voltage Vin of the input power detecting is switched to and exceeded or lower than default normal range value by normal range value, when the operating voltage Vlamp of load 2200 and operating current Ilamp switch to low level by high level, micro controller unit 2140 judges that load 2200 is the first load and is hot, after default delay time, make load from hot while switching to cold conditions, micro controller unit 2140 is exported the pwm control signal of first frequency to full-bridge driver element 2150 by control port 2144, light a fire to trigger load 2200.
Wherein, when the voltage Vin of the input power detecting is default normal range value, when the operating voltage Vlamp of load 2200 and operating current Ilamp switch to low level by high level, micro controller unit 2140 judges that load 2200 switches to the second load and is initial condition, after the first Fixed Time Interval, micro controller unit 2140 is exported the pwm control signal of first frequency to full-bridge driver element 2150 by control port 2144, light a fire to trigger load 2200.
Wherein, when the voltage Vin of the input power detecting is default normal range value, when the operating voltage Vlamp of load 2200 and operating current Ilamp are high level, micro controller unit 2140 judges that load 2200 is for normal operating conditions, micro controller unit 2140 is exported the pwm control signal of second frequency to full-bridge driver element 2150 by control port 2144, so that load 2200 is normally worked.
Wherein, when the voltage Vin of the input power detecting is default normal range value, when the operating voltage Vlamp of load 2200 and operating current Ilamp switch to low level by high level, micro controller unit 2140 judges that load 2200 is for extinguishing state, and micro controller unit 2140 stops exporting pwm control signal by control port 2144 to full-bridge driver element 2150.
The pwm control signal that full-bridge driver element 2150 is inputted according to micro controller unit 2140 is exported the anti-phase square-wave signal of two-way simultaneously, control the first metal-oxide-semiconductor TFT_1 and the 4th metal-oxide-semiconductor TFT_4, the second metal-oxide-semiconductor TFT_2 and the 3rd metal-oxide-semiconductor TFT_3 alternate conduction being electrically connected with it and close, and producing alternating voltages with 2160 actings in conjunction of resonance step-up unit.
Wherein, in the time that the pwm control signal of input is high level, first via square-wave signal control the first metal-oxide-semiconductor TFT_1 that full-bridge driver element 2150 is exported and the 4th metal-oxide-semiconductor TFT_4 conducting, now loop current is passed through first end, diode D2, the first metal-oxide-semiconductor TFT_1, the 3rd capacitor C 3, inductance L 1, the first capacitor C 1, the 4th metal-oxide-semiconductor TFT_4 of PFC unit 2120, the second end of PFC unit 2120 successively, and second road square-wave signal control the second metal-oxide-semiconductor TFT_2 and the 3rd metal-oxide-semiconductor TFT_3 that full-bridge driver element 2150 is exported close.
Wherein, in the time that the pwm control signal of input is low level, first via square-wave signal control the first metal-oxide-semiconductor TFT_1 and the 4th metal-oxide-semiconductor TFT_4 that full-bridge driver element 2150 is exported close, second road square-wave signal control the second metal-oxide-semiconductor TFT_2 and the 3rd metal-oxide-semiconductor TFT_3 conducting that full-bridge driver element 2150 is exported, now loop current is passed through first end, diode D2, the second metal-oxide-semiconductor TFT_2, the first capacitor C 1, inductance L 1, the 3rd capacitor C 3, the 3rd metal-oxide-semiconductor TFT_3 of PFC unit 2120, the second end of PFC unit 2120 successively.
So circulation makes the first metal-oxide-semiconductor TFT_1 and the 4th metal-oxide-semiconductor TFT_4, the second metal-oxide-semiconductor TFT_2 and the 3rd metal-oxide-semiconductor TFT_3 alternate conduction and closes, and produces alternating voltage produce alternating voltage with 2160 actings in conjunction of resonance step-up unit.
When the natural frequency of the oscillator signal that the frequency of the pwm control signal of exporting when micro controller unit 2140 produces with resonance step-up unit 2160 is identical, resonance step-up unit 2160 is exported high pressure to load 2200 and is triggered ignition signal, puncture the gas luminescence in load 2200, thereby light load 2200.
It should be noted that: in the present embodiment, load 2200 is HID, the default normal range value of the voltage Vin of input power is for being more than or equal to 0.56V and being less than or equal to 1.89V, the first regular time was spaced apart and is more than or equal to 8 seconds and is less than or equal to 12 seconds, and default delay time is for being more than or equal to 13 minutes and being less than or equal to 17 minutes.
Consult Fig. 3, Fig. 3 is the flow chart of the application HID intelligence ignition method one execution mode.See also Fig. 2, present embodiment is described take the micro controller unit 2140 in Fig. 2 as executive agent, and the HID intelligence ignition method of present embodiment comprises:
Step S301: detect supply voltage (Vin), load voltage (Vlamp), load current (Ilamp).
After powering on, the first sample port 2141 of micro controller unit 2140 starts to detect the voltage Vin of the input power after rectification, filtering transformation, the second sample port 2142 of micro controller unit 2140 starts to detect the operating voltage Vlamp of load 2200, and the 3rd sample port 2143 of micro controller unit 2140 starts to detect the operating current Ilamp of load 2200.
Step S302: the type and the state that judge load according to testing result.
Micro controller unit 2140 judges type and the operating state of load 2200 according to the voltage Vlamp of the voltage Vin of the input power detecting, load 2200 and electric current I lamp.
When the voltage Vin of the input power detecting is default normal range value, when the operating voltage Vlamp of load 2200 and operating current Ilamp are low level, micro controller unit 2140 judges that load 2200 is the first load and is initial condition.
When the voltage Vin of the input power detecting is switched to and exceeded or lower than default normal range value by normal range value, when the operating voltage Vlamp of load 2200 and operating current Ilamp are high level, micro controller unit 2140 judges that load 2200 is the first load and is hot.
When the voltage Vin of the input power detecting is default normal range value, when the operating voltage Vlamp of load 2200 and operating current (Ilamp) switch to low level by high level, micro controller unit 2140 judges that load 2200 switches to the second load and is initial condition.
Step S303: according to the type of described load and state, export corresponding control signal with control load.
Micro controller unit 2140 is exported corresponding pwm control signal by control port 2144 to full-bridge driver element 2150 according to the type of load 2200 and operating state, export the anti-phase square-wave signal of two-way to control full-bridge driver element 2150 simultaneously, thereby control the first metal-oxide-semiconductor TFT_1 and the 4th metal-oxide-semiconductor TFT_4, the second metal-oxide-semiconductor TFT_2 and the 3rd metal-oxide-semiconductor TFT_3 alternate conduction of its electrical connection and close, and produce alternating voltage with 2160 actings in conjunction of resonance step-up unit, with control load 2200.
When load 2200 is the first load and when the initial condition, micro controller unit 2140 is exported the pwm control signal of first frequency immediately to full-bridge driver element 2150 by control port 2144, export the anti-phase square-wave signal of two-way to control full-bridge driver element 2150 simultaneously, thereby control the first metal-oxide-semiconductor TFT_1 and the 4th metal-oxide-semiconductor TFT_4, the second metal-oxide-semiconductor TFT_2 and the 3rd metal-oxide-semiconductor TFT_3 alternate conduction with close, and produce alternating voltage with 2160 actings in conjunction of resonance step-up unit, trigger for the first time ignition signal to the first load output, to puncture the gas luminescence in load 2200, thereby light load 2200, in the time that load 2200 is lighted, micro controller unit 2140 is exported the pwm control signal of second frequency to full-bridge driver element 2150 by control port 2144, so that load 2200 is normally worked.
When load 2200 is the first load and when hot, micro controller unit 2140 stops exporting pwm control signal by control port 2144 to full-bridge driver element 2150, after default delay time, load 2200 is from hot while switching to cold conditions, micro controller unit 2140 is exported the pwm control signal of first frequency to full-bridge driver element 2150 by control port 2144, export the anti-phase square-wave signal of two-way to control full-bridge driver element 2150 simultaneously, thereby control the first metal-oxide-semiconductor TFT_1 and the 4th metal-oxide-semiconductor TFT_4, the second metal-oxide-semiconductor TFT_2 and the 3rd metal-oxide-semiconductor TFT_3 alternate conduction with close, trigger for the first time ignition signal to produce alternating voltage to the first load output, to puncture the gas luminescence in load 2200, thereby light load 2200,
In the time that load 2200 switches to the second load and is initial condition, behind the first regular time interval, micro controller unit 2140 is exported the pwm control signal of first frequency by control port 2144, to control the first metal-oxide-semiconductor TFT_1 and the 4th metal-oxide-semiconductor TFT_4, the second metal-oxide-semiconductor TFT_2 and the 3rd metal-oxide-semiconductor TFT_3 alternate conduction and to close, trigger for the first time ignition signal to produce alternating voltage to the second load output, to puncture the gas luminescence in load 2200, thereby light load 2200.
It should be noted that: in above-mentioned steps, load 2200 is HID, the default normal range value of the voltage Vin of input power is for being more than or equal to 0.56V and being less than or equal to 1.89V, the first regular time was spaced apart and is more than or equal to 8 seconds and is less than or equal to 12 seconds, and default delay time is for being more than or equal to 13 minutes and being less than or equal to 17 minutes.
When the pwm control signal of exporting to full-bridge driver element 2150 by control port 2144 when micro controller unit 2140 is high level, control full-bridge driver element 2150 and export the anti-phase square-wave signal of two-way simultaneously, first via square-wave signal control the first metal-oxide-semiconductor TFT_1 and the 4th metal-oxide-semiconductor TFT_4 conducting, now loop current is passed through first end, diode D2, the first metal-oxide-semiconductor TFT_1, the 3rd capacitor C 3, inductance L 1, the first capacitor C 1, the 4th metal-oxide-semiconductor TFT_4 of PFC unit 2120, the second end of PFC unit 2120 successively; Second road square-wave signal control the second metal-oxide-semiconductor TFT_2 and the 3rd metal-oxide-semiconductor TFT_3 close.
When the pwm control signal of exporting to full-bridge driver element 2150 by control port 2144 when micro controller unit 2140 is high level, control full-bridge driver element 2150 and export the anti-phase square-wave signal of two-way simultaneously, first via square-wave signal control the first metal-oxide-semiconductor TFT_1 and the 4th metal-oxide-semiconductor TFT_4 close, second road square-wave signal control the second metal-oxide-semiconductor TFT_2 and the 3rd metal-oxide-semiconductor TFT_3 conducting, now loop current is passed through the first end of PFC unit 2120 successively, diode D2, the second metal-oxide-semiconductor TFT_2, the first capacitor C 1, inductance L 1, the 3rd capacitor C 3, the 3rd metal-oxide-semiconductor TFT_3, the second end of PFC unit 2120.
So circulation makes the first metal-oxide-semiconductor TFT_1 and the 4th metal-oxide-semiconductor TFT_4, the second metal-oxide-semiconductor TFT_2 and the 3rd metal-oxide-semiconductor TFT_3 alternate conduction and closes, and produces alternating voltage produce alternating voltage with 2160 actings in conjunction of resonance step-up unit.
When the natural frequency of the oscillator signal that the frequency of the pwm control signal of exporting when micro controller unit 2140 produces with resonance step-up unit 2160 is identical, resonance step-up unit 2160 is exported high pressure to load 2200 and is triggered ignition signal, puncture the gas luminescence in load 2200, thereby light load 2200.
Consult Fig. 4, Fig. 4 is the flow chart of another execution mode of the application HID intelligence ignition method.See also Fig. 2, present embodiment is described take the micro controller unit 2140 in Fig. 2 as executive agent, and the HID intelligence ignition method of present embodiment comprises:
Step S401: power on.
Switch power module 2130 provides operating voltage to micro controller unit 2140.
Step S402: the first loaded work piece is at initial ignition state.
The first sample port 2141 of micro controller unit 2140 detects the voltage Vin of the input power after rectification, filtering transformation, the second sample port 2142 of micro controller unit 2140 detects the operating voltage Vlamp of load 2200, and the 3rd sample port 2143 of micro controller unit 2140 detects the operating current Ilamp of load 2200.Micro controller unit 2140 judges type and the operating state of load 2200 according to the voltage Vlamp of the voltage Vin of the input power detecting, load 2200 and electric current I lamp.
When the voltage Vin of the input power detecting is default normal range value, when the operating voltage Vlamp of load 2200 and operating current Ilamp are low level, micro controller unit 2140 judges that load 2200 is the first load and is initial condition.Micro controller unit 2140 is exported the pwm control signal of first frequency immediately to full-bridge driver element 2150 by control port 2144, export the anti-phase square-wave signal of two-way to control full-bridge driver element 2150 simultaneously, thereby control the first metal-oxide-semiconductor TFT_1 and the 4th metal-oxide-semiconductor TFT_4, the second metal-oxide-semiconductor TFT_2 and the 3rd metal-oxide-semiconductor TFT_3 alternate conduction and close, trigger for the first time ignition signal to produce alternating voltage to the first load output.
Step S403: judge whether the first load lights.
The pwm control signal of the first frequency that micro controller unit 2140 is exported to full-bridge driver element 2150 by control port 2144, control full-bridge driver element 2150 and export the anti-phase square-wave signal of two-way simultaneously, thereby control the first metal-oxide-semiconductor TFT_1 and the 4th metal-oxide-semiconductor TFT_4, the second metal-oxide-semiconductor TFT_2 and the 3rd metal-oxide-semiconductor TFT_3 alternate conduction with close, and produce alternating voltage with 2160 actings in conjunction of resonance step-up unit, when the natural frequency of the oscillator signal that the frequency of the pwm control signal of the first frequency of exporting when micro controller unit 2140 produces with resonance step-up unit 2160 is identical, resonance step-up unit 2160 is exported high pressure for the first time to the first load 2200 and is triggered ignition signal, to puncture the gas luminescence in the first load 2200, light the first load 2200.
Wherein, it is identical with above-mentioned execution mode with the method for triggering load igniting that the pwm control signal control of the first frequency that micro controller unit 2140 is exported produces alternating voltage, do not repeat one by one herein.
The voltage Vin of the input power detecting when micro controller unit 2140 is normal range value, when the operating voltage Vlamp of the first load 2200 and operating current Ilamp switch to high level by low level, micro controller unit 2140 judges lights a fire successfully for the first time, and the first load 2200 has been lighted.
The voltage Vin of the input power detecting when micro controller unit 2140 is normal range value, when the operating voltage Vlamp of the first load 2200 and operating current Ilamp are low level, micro controller unit 2140 judges loss of ignition for the first time, and the first load 2200 is not lighted.
Step S404: the first load is normally worked.
After load 2200 is lighted, micro controller unit 2140 is exported the pwm control signal of second frequency to full-bridge driver element 2150 by control port 2144, so that the first load 2200 is normally worked.
The voltage Vin of the input power detecting when micro controller unit 2140 is normal range value, when the operating voltage Vlamp of the first load 2200 and operating current Ilamp are all high level always, micro controller unit 2140 judges that the first load 2200 is operated in normal condition.
Step S405: judge whether supply voltage fluctuates.
The voltage Vin of the input power detecting when micro controller unit 2140 is switched to and is exceeded or during lower than default normal range value by normal range value, when the operating voltage Vlamp of the first load 2200 and operating current Ilamp are high level, there is fluctuation in the voltage that micro controller unit 2140 is judged as input power; The voltage Vin of the input power detecting when micro controller unit 2140 is still normal range value, and when the operating voltage Vlamp of the first load 2200 and operating current Ilamp are high level, micro controller unit 2140 is judged as the voltage stabilization of input power.
Step S406: the first load is extinguished.
When fluctuation appears in the voltage of input power, operating voltage Vlamp and the operating current Ilamp of the load 2200 that micro controller unit 2140 detects switch to low level by high level, the voltage Vin of input power is when exceeding or switch to normal range value lower than default normal range value, micro controller unit 2140 judges that the first load 2200 extinguishes because of input supply voltage fluctuation, and the first load 2200 is hot, and micro controller unit 2140 stops exporting pwm control signal by control port 2144 to full-bridge driver element 2150.
After default delay time, execution step S403, wherein, default delay time can make the first load 2200 from the hot cold conditions that switches to.
Step S407: judge whether switch load.
The voltage Vin of the input power detecting when micro controller unit 2140 is default normal range value, when the operating voltage Vlamp of load 2200 and operating current Ilamp switch to low level by high level, judge that load 2200 switches to the second load and for initial condition.
Step S408: the second loaded work piece is at rapid-ignition state.
Behind the first regular time interval, micro controller unit 2140 is exported the pwm control signal of first frequency to full-bridge driver element 2150 by control port 2144, export the anti-phase square-wave signal of two-way to control full-bridge driver element 2150 simultaneously, thereby control the first metal-oxide-semiconductor TFT_1 and the 4th metal-oxide-semiconductor TFT_4, the second metal-oxide-semiconductor TFT_2 and the 3rd metal-oxide-semiconductor TFT_3 alternate conduction and close, trigger for the first time ignition signal to produce alternating voltage to the second load output.
Step S409: judge whether the second load lights.
The pwm control signal control full-bridge driver element 2150 of the first frequency that micro controller unit 2140 is exported to full-bridge driver element 2150 by control port 2144 is exported the anti-phase square-wave signal of two-way simultaneously, thereby control the first metal-oxide-semiconductor TFT_1 and the 4th metal-oxide-semiconductor TFT_4, the second metal-oxide-semiconductor TFT_2 and the 3rd metal-oxide-semiconductor TFT_3 alternate conduction with close, and produce alternating voltage with 2160 actings in conjunction of resonance step-up unit, when the natural frequency of the oscillator signal that the frequency of the pwm control signal of the first frequency of exporting when micro controller unit 2140 produces with resonance step-up unit 2160 is identical, resonance step-up unit 2160 is exported high pressure for the first time to the second load 2200 and is triggered ignition signal, to puncture the gas luminescence in the second load 2200, light the second load 2200.Wherein, it is identical with above-mentioned execution mode to trigger the method for lighting a fire that the pwm control signal control of the first frequency that micro controller unit 2140 is exported produces alternating voltage, do not repeat one by one herein.
The voltage Vin of the input power detecting when micro controller unit 2140 is normal range value, when the operating voltage Vlamp of the second load 2200 and operating current Ilamp switch to high level by low level, micro controller unit 2140 judges lights a fire successfully for the first time, and the second load 2200 has been lighted.
The voltage Vin of the input power detecting when micro controller unit 2140 is normal range value, when the operating voltage Vlamp of the first load 2200 and operating current Ilamp are low level, micro controller unit 2140 judges loss of ignition for the first time, and the second load 2200 is not lighted.
Step S410: the second load is normally worked.
After load 2200 is lighted, micro controller unit 2140 is exported the pwm control signal of second frequency to full-bridge driver element 2150 by control port 2144, so that the second load 2200 is normally worked.
The voltage Vin of the input power detecting when micro controller unit 2140 is normal range value, when the operating voltage Vlamp of the second load 2200 and operating current Ilamp are all high level always, micro controller unit 2140 judges that the second load 2200 is operated in normal condition.
Step S411: igniting again after second time interval, circulates 14 times.
When micro controller unit 2140 performs step after S403, micro controller unit 2140 judges loss of ignition for the first time, when the first load 2200 is not lighted, behind the second regular time interval, micro controller unit 2140 is exported the pwm control signal of first frequency again, make resonance step-up unit 2160 export high pressure to the second load 2200 and trigger ignition signal, until detect that the operating voltage Vlamp of the first load and operating current Ilamp switch to high level by low level, micro controller unit 2140 micro controller units 2140 are exported the pwm control signal of second frequency to full-bridge driver element 2150 by control port 2144, so that the first load 2200 is normally worked.Wherein, micro controller unit 2140 is exported 14 pwm control signals at the most again to trigger igniting, second regular time interval be greater than first regular time interval.
It is identical with above-mentioned execution mode with the method for triggering load igniting that the pwm control signal control of the first frequency that micro controller unit 2140 is exported produces alternating voltage, do not repeat one by one herein.
Step S412: igniting again after second time interval, circulates 14 times.
When micro controller unit 2140 performs step after S409, micro controller unit 2140 judges loss of ignition for the first time, when the second load 2200 is not lighted, behind the second regular time interval, micro controller unit 2140 is exported the pwm control signal of first frequency again, make resonance step-up unit 2160 export high pressure to the second load 2200 and trigger ignition signal, until detect that the operating voltage Vlamp of the second load and operating current Ilamp switch to high level by low level, micro controller unit 2140 micro controller units 2140 are exported the pwm control signal of second frequency to full-bridge driver element 2150 by control port 2144, so that the second load 2200 is normally worked.Wherein, micro controller unit 2140 is exported 14 pwm control signals at the most again to trigger igniting, second regular time interval be greater than first regular time interval.
It is identical with above-mentioned execution mode with the method for triggering load igniting that the pwm control signal control of the first frequency that micro controller unit 2140 is exported produces alternating voltage, do not repeat one by one herein.
Step S413: enter complete guard mode.
After micro controller unit 2140 execution of step S411 or step S412, the voltage Vin of the input power that micro controller unit 2140 detects is normal range value, when the operating voltage Vlamp of load 2200 and operating current Ilamp are all still low level, i.e. the 15th loss of ignition, micro controller unit 2140 stops exporting the pwm control signal of arbitrary frequency, and enters complete guard mode; In the time entering complete guard mode, re-power and remove after complete guard mode, execution step S402.
It should be noted that, in above-mentioned steps, load 2200 is HID, the default normal range value of the voltage Vin of input power is for being more than or equal to 0.56V and being less than or equal to 1.89V, the first regular time was spaced apart and is more than or equal to 8 seconds and is less than or equal to 12 seconds, the second regular time was spaced apart and is more than or equal to 55 seconds and is less than or equal to 65 seconds, and default delay time is for being more than or equal to 13 minutes and being less than or equal to 17 minutes.
Refer to Fig. 5, Fig. 5 is another execution mode structural representation of the application HID electric ballast, sees also Fig. 6, and Fig. 6 is the structural representation of supply module in Fig. 5; In the present embodiment, HID electric ballast comprises connection successively: supply module 510, sampling module 520, judge module 530, control module 540, driver module 550, wherein, supply module 510 comprises rectification filtering unit 511, PFC unit 512, switching power supply 513.
Such as, the voltage that is input power when testing result is default normal range value, when the operating voltage of load and operating current are low level, judge module 530 judges that load is the first load and is initial condition; When the voltage of the input power detecting is switched to and exceeded or lower than default normal range value by normal range value, when the operating voltage of load and operating current are high level, judge module 530 judges that load is the first load and for hot; The voltage that is input power when testing result is default normal range value, and when the operating voltage of load and operating current switch to low level by high level, judge module 530 judges that load switches to the second load and is initial condition; The voltage that is input power when testing result is normal range value, and when the operating voltage of load and operating current are all high level always, judge module 530 judges that loaded work piece is in normal condition.Judge module 530 sends the type state of load to control module 540.
Such as, control module 540 is exported corresponding pwm control signal according to the type of received load and operating state to driver module 550, produce alternating voltage to load output high pressure triggering ignition signal to control driver module 550, to puncture the gas luminescence in load, thereby light load.When load is the first load and when the initial condition, control module 540 is exported the pwm control signal of first frequency immediately to driver module 550, produce alternating voltage with control driver module 550 and trigger for the first time ignition signal to the first load output, to puncture the gas luminescence in load, thereby light load; When load is the first load and when hot, micro controller unit 2140 stops exporting pwm control signal by control port 2144 to full-bridge driver element 2150, after default delay time, load is from hot while switching to cold conditions, control module 540 is exported the pwm control signal of first frequency to driver module 550, produce alternating voltage with control driver module 550 and trigger for the first time ignition signal to the first load output, to puncture the gas luminescence in load, thereby light load; In the time that load switches to the second load and is initial condition, behind the first regular time interval, control module 540 is exported the pwm control signal of first frequency immediately to driver module 550, produce alternating voltage with control driver module 550 and trigger for the first time ignition signal to the second load output, to puncture the gas luminescence in load, thereby light load.
It should be noted that, in the present embodiment, the default normal range value of the voltage of input power is for being more than or equal to 0.56V and being less than or equal to 1.89V, the first regular time was spaced apart and is more than or equal to 8 seconds and is less than or equal to 12 seconds, and default delay time is for being more than or equal to 13 minutes and being less than or equal to 17 minutes.
Please continue to refer to Fig. 5, Fig. 5 is the application HID electric ballast execution mode structural representation again, sees also Fig. 6, and Fig. 6 is the structural representation of supply module in Fig. 5; In the present embodiment, HID electric ballast comprises connection successively: supply module 510, sampling module 520, judge module 530, control module 540, driver module 550, wherein, supply module 510 comprises rectification filtering unit 511, PFC unit 512, switching power supply 513.
Be with the difference of above-mentioned execution mode, judge module 530 is the testing result for sending according to sampling module 520 also, judges whether driver module 550 is lighted load after load output high pressure triggers ignition signal.Such as, the voltage that the testing result receiving when judge module 530 is input power is normal range value, when the operating voltage of load and operating current switch to high level by low level, and judge module 530 judging point pyrogene merits, load is lighted; The voltage of the input power receiving when judge module 530 is normal range value, and when the operating voltage of load and operating current are low level, judge module 530 judges loss of ignition, and load is not lighted.Judge module 530 sends judged result to control module 540.
The judged result that control module 540 also sends for receiving judge module 530, when driver module 550 triggers after ignition signal for the first time to load output, when judged result is loss of ignition, behind the second regular time interval, control module 540 is exported 14 times to driver module 550 more at the most and is triggered ignition control signal.Such as, when driver module 550 triggers after ignition signal for the first time to load output, the judged result that control module 540 receives is during for loss of ignition for the first time, behind the second regular time interval, control module 540 is exported the pwm control signal of first frequency again to driver module, produce alternating voltage to load output high pressure triggering ignition signal to control driver module 550, until the judged result receiving is for to light a fire successfully, control module 540 is exported the pwm control signal of second frequency to driver module 550, so that load is normally worked.Wherein, control module 540 is exported 14 pwm control signals to driver module 550 more at the most and is produced alternating voltage and export 14 sub-high pressures to load more at the most and trigger ignition signals to control driver module 550.
The judged result that control module 540 also sends for receiving judge module 530, when driver module 550 triggers after ignition signal for 14 times to load output again, when judged result is loss of ignition, control module 540 enters complete guard mode.Such as, when driver module 550 triggers for 14 times after ignition signal to load output again, control module 540 receive judged result still when the loss of ignition, i.e. the 15th loss of ignition, control module 540 stops exporting to driver module 550 pwm control signal of arbitrary frequency, and enters complete guard mode; Now, restart after control module 540 is removed complete guard mode and could normally work.
It should be noted that, in the present embodiment, the default normal range value of the voltage of input power is for being more than or equal to 0.56V and being less than or equal to 1.89V, the first regular time was spaced apart and is more than or equal to 8 seconds and is less than or equal to 12 seconds, the second regular time was spaced apart and is more than or equal to 55 seconds and is less than or equal to 65 seconds, and default delay time is for being more than or equal to 13 minutes and being less than or equal to 17 minutes.
Refer to Fig. 7, Fig. 7 is the application HID illuminator one execution mode structural representation.In the present embodiment, HID illuminator comprises HID electric ballast 710 and load 720, and wherein, load 720 is HID.
HID electric ballast 710 is the HID electric ballast in above-mentioned arbitrary execution mode, specifically refers to each above-mentioned execution mode, easy in order to state, does not repeat one by one herein.
By the HID extinguishing because of voltage ripple of power network is judged as to thermolamp, after HID is cooling, again light a lamp again, to prevent hot HID because repeatedly triggering and light a lamp and damage, thereby extend useful life of HID lamp; In the time that load is switched to another HID, by being identified as open-circuit-protection and lighting a lamp after the first Fixed Time Interval, can realizes and light rapidly HID.
In the several execution modes that provide in the application, should be understood that, disclosed system, apparatus and method, can realize by another way.For example, device embodiments described above is only schematic, for example, the division of described module or unit, be only that a kind of logic function is divided, when actual realization, can have other dividing mode, for example multiple unit or assembly can in conjunction with or can be integrated into another system, or some features can ignore, or do not carry out.Another point, shown or discussed coupling each other or direct-coupling or communication connection can be by some interfaces, indirect coupling or the communication connection of device or unit can be electrically, machinery or other form.
The described unit as separating component explanation can or can not be also physically to separate, and the parts that show as unit can be or can not be also physical locations, can be positioned at a place, or also can be distributed in multiple network element.Can select according to the actual needs some or all of unit wherein to realize the object of present embodiment scheme.
In addition, the each functional unit in each execution mode of the application can be integrated in a processing unit, can be also that the independent physics of unit exists, and also can be integrated in a unit two or more unit.
Claims (10)
1. an electrion lamp HID smart point lamp method, is characterized in that, described method comprises the steps:
Detect supply voltage (Vin), load voltage (Vlamp), load current (Ilamp);
Judge type and the state of load according to testing result, wherein,
When supply voltage (Vin) is default normal range value, when load voltage (Vlamp) and load current (Ilamp) are low level, judge that load is the first load and is initial condition;
When supply voltage (Vin) is switched to and exceeded or lower than default normal range value, when load voltage (Vlamp) and load current (Ilamp) switch to low level by high level, judge that load is the first load and is hot by normal range value;
When supply voltage (Vin) is default normal range value, when load voltage (Vlamp) and load current (Ilamp) switch to low level by high level, judge that load switches to the second load and for initial condition;
According to the type of described load and state, export corresponding control signal with control load, wherein,
When described load is the first load and when the initial condition, export immediately control signal to trigger for the first time ignition signal to described the first load output;
When described load is the first load and when hot, after default delay time, output control signal is to trigger for the first time ignition signal to described the first load output, wherein, described default delay time can make described load from the hot cold conditions that switches to;
When described load switches to the second load and when the initial condition, behind the first regular time interval, output control signal is to trigger for the first time ignition signal to the second load output.
2. method according to claim 1, is characterized in that,
After described the first load output triggers the step of ignition signal for the first time, if when detection load voltage (Vlamp) and load current (Ilamp) are low level, behind the second regular time interval, again trigger ignition signal to described the first load output, until detect that load voltage (Vlamp) and load current (Ilamp) switch to high level by low level, wherein, export again at the most 14 times and trigger ignition control signal;
After described the second load output triggers the step of ignition signal for the first time, if when detection load voltage (Vlamp) and load current (Ilamp) are low level, behind the second regular time interval, again trigger ignition signal to the second load output, until detect that load voltage (Vlamp) and load current (Ilamp) switch to high level by low level, wherein, export again at the most 14 times and trigger ignition control signal;
Described the second Fixed Time Interval is greater than the first Fixed Time Interval.
3. method according to claim 2, is characterized in that,
After the step of 14 ignition signals that set out is exported in described the first load or the second load again; when load voltage (Vlamp) and load current (Ilamp) detected all still for low level, stop the control signal of output described the first load of control or the igniting of the second load triggers to enter complete guard mode.
4. method according to claim 3, is characterized in that,
After entering the step of described complete guard mode, re-power to remove described complete guard mode.
5. method according to claim 4, is characterized in that,
The default normal range value of described supply voltage (Vin) is for being more than or equal to 0.56V and being less than or equal to 1.89V;
Described the first regular time is spaced apart and is more than or equal to 8 seconds and is less than or equal to 12 seconds;
Described the second regular time is spaced apart and is more than or equal to 55 seconds and is less than or equal to 65 seconds;
Described default delay time is for being more than or equal to 13 minutes and being less than or equal to 17 minutes;
Described control signal is pulse-width signal.
6. a HID electric ballast, is characterized in that, described electric ballast comprises:
Supply module, sampling module, judge module, control module, driver module;
Described supply module, comprise rectification filtering unit, power factor correction unit and switching power supply, wherein, described rectification filtering unit is for carrying out rectification, filtering to power supply, described power factor correction unit is for reducing the harmonic wave of inputted electric current, and described switching power supply is used for providing operating voltage;
Described sampling module, at least comprise the first sample port, the second sample port and the 3rd sample port, described the first sample port is for detection of supply voltage, described the second sample port is for detection of load voltage, the 3rd sample port is for detection of load current, and described sampling module sends testing result to described judge module;
Described judge module, the testing result sending for receiving described sampling module, judges type and the state of load, and the type of described load and state is sent to described control module according to described testing result, wherein,
When supply voltage is default normal range value, when load voltage and load current are low level, judge that load is the first load and is initial condition;
When supply voltage is switched to and exceeded or lower than default normal range value, when load voltage and load current switch to low level by high level, judge that load is the first load and is hot by normal range value;
When supply voltage is default normal range value, when load voltage and load current switch to low level by high level, judge that load switches to the second load and for initial condition;
Described control module, for receiving type and the state of the load that described judge module sends, according to the type of described load and state, exports corresponding control signal so that described driver module control load to driver module, wherein,
When described load is the first load and when the initial condition, described control module is immediately to described driver module output control signal so that described driver module triggers ignition signal for the first time to described the first load output;
When described load is the first load and when hot, described control module is after default delay time, to described driver module output control signal so that described driver module triggers ignition signal for the first time to described the first load output, wherein, described default delay time can make described load from the hot cold conditions that switches to;
When described load switches to the second load and when the initial condition, described control module is behind the first regular time interval, to described driver module output drive signal so that described driver module triggers ignition signal for the first time to the second load output;
Described driver module, the control signal of exporting for receiving control module, and according to control signal control load.
7. electric ballast according to claim 6, is characterised in that,
When described driver module is after described the first load output triggers ignition signal for the first time, if when described sampling module detection load voltage and load current are low level, described control module is behind the second regular time interval, again to described driver module output control signal so that described driver module triggers ignition signal to described the first load output, until detecting load voltage and load current, described detection module switches to high level by low level, wherein, described control module is exported at the most 14 times to described driver module again and is triggered ignition control signal;
When described driver module is after described the second load output triggers ignition signal for the first time, if when described sampling module detection load voltage and load current are low level, described control module is behind the second regular time interval, again to described driver module output control signal so that described driver module triggers ignition signal to the second load output, until detecting load voltage and load current, described detection module switches to high level by low level, wherein, described control module is exported at the most 14 times to described driver module again and is triggered ignition control signal;
Described the second Fixed Time Interval is greater than the first Fixed Time Interval.
8. electric ballast according to claim 7, is characterised in that,
After described driver module is exported to described the first load or the second load again and is triggered ignition signals 14 times, described sampling module detects when load voltage and load current are low level, and the control signal that described control module stops controlling the first load or the igniting of the second load triggers to described driver module output is to enter complete guard mode;
In the time entering described complete guard mode, re-power to remove described complete guard mode.
9. electric ballast according to claim 8, is characterised in that,
The default normal range value of described supply voltage is for being more than or equal to 0.56V and being less than or equal to 1.89V;
Described the first regular time is spaced apart and is more than or equal to 8 seconds and is less than or equal to 12 seconds;
Described the second regular time is spaced apart and is more than or equal to 55 seconds and is less than or equal to 65 seconds;
Described default delay time is for being more than or equal to 13 minutes and being less than or equal to 17 minutes;
Described control module is pulse-width signal to the control signal of described driver module output.
10. a HID illuminator, is characterized in that, described illuminator comprises HID electric ballast and HID, and wherein, described HID electric ballast is the HID electric ballast as described in any one as described in claim 6-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310549489.3A CN103796403B (en) | 2013-11-07 | 2013-11-07 | The intelligent ignition method of HID, HID electronic ballast and HID illuminator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310549489.3A CN103796403B (en) | 2013-11-07 | 2013-11-07 | The intelligent ignition method of HID, HID electronic ballast and HID illuminator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103796403A true CN103796403A (en) | 2014-05-14 |
| CN103796403B CN103796403B (en) | 2015-08-05 |
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| CN201310549489.3A Active CN103796403B (en) | 2013-11-07 | 2013-11-07 | The intelligent ignition method of HID, HID electronic ballast and HID illuminator |
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| CN109893782A (en) * | 2019-03-19 | 2019-06-18 | 深圳市声科生物医学研究院 | A kind of HIFU plant capacity source and equipment |
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