CN201467522U - Dynamic energy-saving illumination power supply device - Google Patents
Dynamic energy-saving illumination power supply device Download PDFInfo
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- CN201467522U CN201467522U CN2009200476101U CN200920047610U CN201467522U CN 201467522 U CN201467522 U CN 201467522U CN 2009200476101 U CN2009200476101 U CN 2009200476101U CN 200920047610 U CN200920047610 U CN 200920047610U CN 201467522 U CN201467522 U CN 201467522U
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- 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
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
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Abstract
The utility model relates to a dynamic energy-saving illumination power supply device. An over-voltage protective circuit comprises a first class protective circuit, a second class protective circuit and inductances L1 and L2. The first class protective circuit is formed by connecting a discharge pipe CR1, voltage dependant resistors MOV1 and MOV2 and a discharge pipe CR2 in series. The second class protective circuit is formed by connecting the concatenation circuit branch of a capacitance C1 and a resistance R1 and a transient voltage suppressor diode TVS1 in parallel. A power adjusting circuit comprises an IGBT integrated module, a capacitance Ci connected with the input end of the IGBT integrated module and an output protective circuit connected with an output end in series. A control circuit comprises a pulse width modulation driving module and a single chip computer. The pulse width modulation driving module is connected with the pulse width modulation control end of the single chip computer. The output end of the pulse width modulation driving module is connected with the IGBT integrated module. The control circuit is connected with a serial communication module and a human-computer interface. The utility model has the advantages of strong impact resistance capability and broad load adaptation range and can realize high frequency high-power load stepless fine voltage adjustment.
Description
Technical field
The utility model relates to a kind of dynamic energy-saving lighting power supply device, belongs to the mains lighting supply technical field.
Background technology
Green illumination is electrical energy saving under the prerequisite of assurance or raising lighting quality, reduces consumption and air pollution to non-renewable resources, to reach the purpose of preserving the ecological environment.Green Lighting Project energy-conservation just do not improve the efficient of light source, also will carry out energy-efficient treatment to each link in the illuminator simultaneously, to improve rate of energy.Present disclosed lighting energy saving supply unit is mainly to sow:
1, transformer ' s type.
This type of supply unit is the main flow device in market, and the lighting energy saving transformation is many at present installs with this type of.The following several classes of the concrete branch of the supply unit of transformer ' s type:
A, electromagnetism single-circuit transformer fixed taps machinery switching device shifter: volume is big and heavy, can't carry out the on-load voltage regulation light modulation during work, and fractional energy savings is fixed, and illumination is uncontrollable, the inverted phenomenon of illumination and demand occurs.
B, electromagnetism single-circuit transformer tap SCR switching device shifter: the big heaviness of volume, sudden change formula voltage-control dimming, to the HID lamp of the city illumination phenomenon of turning off the light, light modulation can't accurately be controlled since many SCR switch have when switching common-mode lead with, so the failure rate height.
C, the stepless carbon brush switching device shifter of electromagnetism single-circuit transformer: the big heaviness of volume, mechanical carbon brush parts slide when big electric current, are subjected to the influence of electric spark, and the life-span is short, failure rate is high.
D, the servo stepless carbon brush voltage-control dimming device of electromagnetic induction transformer motor: the big heaviness of volume, efficient is low, and noise is big.
2, SCR SCR control device: Harmonics of Input is big, pollutes electrical network, and output voltage seriously distorts, produce electromagnetic interference, can't satisfy the electromagnetic compatibility requirement, can only adapt to perceptual light load simultaneously, can't adapt to the diversification illumination of present promotion and the capacitance compensation of state compulsion.
3, novel electric power electric power supply change-over device: this type of device is the conversion that realizes alternating current with power electronic device, is to belong to power quality to optimize the class device.This device advantage that content height, good output, equipment are light and handy, be easy to realize intellectuality etc. that possesses skills has been represented the developing direction of energy saving device for lighting.But such of Shi Yonging installs most of circuit topology complexity in the market, and power is little, poor reliability, and efficient is low, shock-resistant ability, it is narrow to adapt to loading range, especially can not be with capacitive and inductive load.Fail anti-Lightning Over-voltage of solving device and surge, and, bring whole high-power expansion difficulty, the problem of the big grade of local electrical stress in the course of work because IGBT integration module structure is asymmetric.
Summary of the invention
The purpose of this utility model provides that a kind of shock-resistant ability is strong, to adapt to loading range wide, can realize that the high-frequency high-power band carries the dynamic energy-saving lighting power supply device of stepless meticulous pressure regulation.
The utility model is that the technical scheme that achieves the above object is: a kind of dynamic energy-saving lighting power supply device is characterized in that: comprise excess voltage protection, power conditioning circuitry, control circuit, accessory power supply module, serial communication module and man-machine interface;
Described excess voltage protection comprises the first order protective circuit that discharge tube CR1, piezo-resistance MOV1 and MOV2 and discharge tube CR2 serial connection constitute, the serial connection branch road of capacitor C 1 and resistance R 1 and transient voltage suppress the second level protective circuit of diode TVS1 formation in parallel, and the inductance L 1 and the L2 that are connected to first order protective circuit and protective circuit two ends, the second level, and the common end grounding of piezo-resistance MOV1 and MOV2;
Described power conditioning circuitry comprises the IGBT integration module, be connected in parallel on the capacitor C i and the output protection circuit that is connected in parallel on IGBT integration module output of IGBT integration module input, capacitor C i is in parallel with transient voltage inhibition diode TVS1, the IGBT integration module is by high frequency chopping pipe T1, T2 and power frequency continued flow pipe T3, T4 constitutes, high frequency chopping pipe T1, the collector electrode of T2 is connected on the two ends of capacitor C i respectively, high frequency chopping pipe T1, the emitter of T2 connects the collector and emitter of power frequency continued flow pipe T3 and the emitter and collector of power frequency continued flow pipe T4 respectively, inverse parallel diode D1 and D2 between the collector electrode of high frequency chopping pipe T1 and T2 and emitter, just be connected to diode D3 between the emitter of the emitter of power frequency continued flow pipe T3 and high frequency chopping pipe T2, just be connected to diode D4 between the emitter of the emitter of power frequency continued flow pipe T4 and high frequency chopping pipe T1, output protection circuit comprises that transient voltage suppresses diode TVS2 and LC filter circuit, and transient voltage suppresses diode TVS2 and is connected with the emitter and collector of power frequency continued flow pipe T4;
Described accessory power supply module is connected with the power input of control circuit, control circuit comprises pulse-width modulation driver module and single-chip microcomputer, the pulse-width modulation driver module is connected with the pulse width modulation controlled end of single-chip microcomputer, the high frequency linearity pulse-width modulation output of pulse-width modulation driver module is connected with the grid of high frequency chopping pipe T1, T2 and power frequency continued flow pipe T3, T4 respectively with the linear pulse-width modulation output of power frequency, and control circuit also is connected with serial communication module and man-machine interface.
The utility model adopts the beneficial effect after the technique scheme:
(1), power conditioning circuitry of the present utility model adopts the IGBT integration module that is made of high frequency chopping pipe T1, T2 and power frequency continued flow pipe T3, T4, can realize that high-frequency AC-AC conversion and high-frequency high-power band carry stepless meticulous pressure regulation, voltage-regulation voltage-stabilization response speed user can be provided with, the output pure sine wave, no harmonic wave, pollution-free to electric power system, can be suitable for capacitive load, inductive load can be suitable for again, all AC load can be adapted to.The utility model IGBT integration module internal structure symmetry is good, and radiator structure is more reasonable, and this kind structure I GBT integration module is easy to realize high-power expansion simultaneously, course of work electric stress is little, electromagnetic field distributes more evenly rationally, and externally EMI is little, and the expansion of IGBT integration module external function easily.
(2), the input of power conditioning circuitry of the present utility model is connected with excess voltage protection, plays two-stage lightning protection, the instantaneous surge of anti-system by voltage protection circuit, the IGBT integration module is protected, thereby is improved the functional reliability of power supply.Power conditioning circuitry of the present utility model also is provided with output protection circuit at the output of IGBT integration module; suppress diode TVS2 by the transient voltage in the output protection circuit and absorb the induction overvoltage that imports into from the output circuit; the duplicate protection of hardware circuit protection that therefore can be by being embedded in software intelligent protection in the single-chip microcomputer and excess voltage protection; improve the functional reliability of supply unit, can thoroughly solve the problem of supply unit withstand shock ability.
(3), the utility model changes the duty ratio of the pulse-width signal of IGBT integration module by single-chip microcomputer, and high frequency chopping pipe duty ratio D is changed, and realizes constant current or constant voltage, permanent power work by power conditioning circuitry.The utility model is realized intelligent work by the dynamic energy-saving lighting power supply software that is embedded in the single-chip microcomputer, can be according to user's needs, select voltage control, illumination control or power control, realize that the voltage regulation of voltage regulation under the different situations, steady light light modulation and permanent power become power control, can realize that the high-frequency high-power band carries stepless meticulous pressure regulation.
(4), the utility model dynamic energy-saving lighting power supply device adopts the design of uniphase mode blocking, can adapt to different capacity combination and serious unbalanced load, and it is little to have a volume, in light weight, the efficient height, the characteristics of not having mechanical parts and easily worn part, the supply unit life-span is long, has greatly ensured safety, the reliably working of illuminator.
Description of drawings
Below in conjunction with accompanying drawing embodiment of the present utility model is described in further detail.
Fig. 1 is the structured flowchart of the utility model dynamic energy-saving lighting power supply device.
Fig. 2 is the circuit theory diagrams of voltage protection circuit of the present utility model and power conditioning circuitry.
Fig. 3 is the circuit theory diagrams of the utility model control circuit.
Wherein: 1-excess voltage protection, 2-accessory power supply module, 3-fan; the 4-control circuit; the 41-temperature sensing circuit, 42-single-chip microcomputer, 43-A/D change-over circuit; 44-voltage sample current rectifying and wave filtering circuit; 45-current sample current rectifying and wave filtering circuit, 46-pulse-width modulation driver module, 5-serial communication module; the 6-man-machine interface, the 7-power conditioning circuitry.
Embodiment
See shown in Fig. 1,2 that dynamic energy-saving lighting power supply device of the present utility model comprises excess voltage protection 1, power conditioning circuitry 7, accessory power supply module 2, control circuit 4, serial communication module 5 and man-machine interface 6.
See shown in Figure 1; excess voltage protection 1 of the present utility model is connected on the input of this supply unit; excess voltage protection 1 comprises discharge tube CR1 and CR2; piezo-resistance MOV1 and MOV2; capacitor C 1; resistance R 1; inductance L 1 and L2 and transient voltage suppress diode TVS1; discharge tube CR1; the first order protective circuit that piezo-resistance MOV1 and MOV2 and discharge tube CR2 serial connection constitute; by discharge tube CR1 and CR2; piezo-resistance MOV1 and MOV2 realize the anti-lightning strike overvoltage and the anti-instantaneous surge of power supply of the first order; and the serial connection branch road of capacitor C 1 and resistance R 1 and transient voltage suppress the second level protective circuit of diode TVS1 formation in parallel; to realize partial anti-lightning strike overvoltage and the anti-instantaneous surge of power supply; inductance L 1 and L2 are connected to first order protective circuit and protective circuit two ends, the second level; and the common end grounding of piezo-resistance MOV1 and MOV2; IGBT integration module by 1 pair of power conditioning circuitry 7 of excess voltage protection is protected; transient voltage inhibition diode TVS1 of the present utility model is made up of the two-way transient voltage inhibition diode TVS of 4 instantaneous power 30KW
See Fig. 2, shown in 3, power conditioning circuitry 7 of the present utility model comprises the IGBT integration module, be attempted by the capacitor C i and the output protection circuit that is attempted by IGBT integration module output of IGBT integration module input, and direct " AC/AC " translation circuit of formation, capacitor C i is in parallel with transient voltage inhibition diode TVS1, current harmonics by capacitor C i filtering input, resistance R i is attempted by capacitor C i, when power supply is deactivated, the energy of releasing and storing among the electric capacity Ci by resistance R i. output protection circuit of the present utility model comprises that transient voltage suppresses diode TVS2 and LC filter circuit, the LC filter circuit is made of inductance L o that is connected and capacitor C o, inductance L o transmits energy, afterflow, the current harmonics of filtering IGBT integration module output, and capacitor C o is except filtering IGBT integration module output end current harmonic wave, also be that electric is to keep the continuous of load end electric current simultaneously, resistance R o is attempted by inductance L o, when power supply is deactivated, the energy of releasing and storing among the electric capacity Co by resistance R o. see shown in Figure 2, IGBT integration module of the present utility model is by high frequency chopping pipe T1, T2 and power frequency continued flow pipe T3, T4 constitutes, high frequency chopping pipe T1, the collector electrode of T2 is connected on the two ends of capacitor C i respectively, high frequency chopping pipe T1, the emitter of T2 connects the collector and emitter of power frequency continued flow pipe T3 respectively, the emitter and collector of power frequency continued flow pipe T4 is connected in parallel on the collector and emitter of power frequency continued flow pipe T3, inverse parallel diode D1 between the collector electrode of high frequency chopping pipe T1 and emitter, inverse parallel diode D2 between the collector electrode of high frequency chopping pipe T2 and emitter, the emitter forward of power frequency continued flow pipe T3 is connected to diode D3, the emitter forward of power frequency continued flow pipe T4 is connected to diode D4, respectively high frequency chopping pipe and power frequency continued flow pipe are carried out oppositely by voltage protection by each diode, make the symmetry of IGBT integration module good, radiator structure is more reasonable, and transient voltage inhibition diode TVS2 is connected with the emitter and collector of power frequency continued flow pipe T4, among the utility model embodiment, the IGBT integration module has a plurality of rated current, rated current as the IGBT integration module is 300A, 200A, 150A, 100A, 80,50A etc. giving an order at control circuit 4 makes power conditioning circuitry 7 beginning pressure regulation work, when the voltage of input is in positive half cycle, high frequency chopping pipe T1 high frequency chopping, power frequency continued flow pipe T4 opens afterflow, power frequency continued flow pipe T3 turn-offs, and this moment, high frequency chopping pipe T2 also wanted standard-sized sheet logical; When input voltage is in negative half period, high frequency chopping pipe T2 high frequency chopping, power frequency continued flow pipe T3 opens afterflow, power frequency continued flow pipe T4 turn-offs, and this moment, high frequency chopping pipe T1 also wanted standard-sized sheet logical, when there is phase difference in current/voltage, provide path to electric current, electric current can be back in the electrical network.
See shown in Fig. 1-3, accessory power supply module 2 one terminates at the input of this supply unit, the output of accessory power supply module 2 is connected with the input of control circuit 4, control circuit 4 comprises pulse-width modulation driver module 46 and single-chip microcomputer 42, provide a plurality of operating voltages by accessory power supply module 2 to each circuit in the control circuit 4, this control circuit 4 also has leakage switch K
L,, leakage switch K
LTwo ends be connected with accessory power supply module 2 outputs with K switch 1 input respectively, accessory power supply module 2 of the present utility model can adopt custom circuit to implement, the single-chip microcomputer 42 of the utility model embodiment adopts Philips-ARM-lpc2136, embedded dynamic energy-saving lighting power supply software, and pulse-width modulation driver module 46 is by four integrated chip U2, U3, U4, U5 and the photoelectrical coupler and the peripheral circuit that are connected on each integrated chip constitute, integrated chip in the present embodiment is selected M57962L for use, the linear pulse-width modulation output of the high frequency linearity pulse-width modulation output of pulse-width modulation driver module 46 and power frequency respectively with high frequency chopping pipe T1, T2 and power frequency continued flow pipe T3, the grid of T4 connects, single-chip microcomputer 42 is in conjunction with software algorithm, be that programmable logic device FPGA produces two-way high frequency linearity pulse-width modulation control signal and the linear pulse-width modulation control signal of two-way power frequency by logic control device again, make opening of high frequency linearity pulse-width signal control high frequency chopping pipe T1 and T2 and opening and turn-offing of shutoff and linear pulse-width signal control power frequency continued flow pipe T3 of power frequency and T4 by pulse-width modulation driver module 46, owing to be the copped wave of high-frequency pulse width modulation controlled, input only contains the high-frequency harmonic electric current, add the cooperation of filter circuit, make the input and output voltage electric current pure sinusoid of this supply unit, do not contain harmonic wave, pollution-free to electrical network, can be with capacitive and inductive load, adapt to polytype lighting load.Control circuit 4 of the present utility model is connected with man-machine interface 6 with serial communication module 5, this serial communication module 5 adopts the RS-232/485 interface, belong to conventional equipment, can accept SMS order or control centre's order and parameter, for example receive " time-voltage " table, upload the state of supply unit, upload electric current, voltage, temperature parameter etc.The man-machine interface 6 of present embodiment is to realize by the rear-projection LCD that film key and Chinese and English are imported, provide liquid crystal duplicate rows Chinese character to show, news Chinese percussion instrument and indicator light warning function have the good man-machine interaction function, can parameter, display message, Query Information use be set for the scene.
See shown in Fig. 1,3 that control circuit 4 of the present utility model also has the detection protective circuit, this detection protective circuit comprises failure bypass circuit, voltage sample current rectifying and wave filtering circuit 44, current sample current rectifying and wave filtering circuit 45 and temperature sensing circuit 41.See shown in Figure 1, this failure bypass circuit comprises K switch 1, K2 and K3, wherein K switch 1 and K2 are connected the input and the output of power conditioning circuitry 7 respectively, K switch 3 is connected across the input of K switch 1 and the output of K switch 2, K switch 1, K2 closure during normal energy conservation, K switch 3 disconnects, make the high frequency chopping of high frequency chopping pipe T1, the T2 of IGBT integration module in the power conditioning circuitry 7 open with power frequency continued flow pipe T3, T4 open afterflow and shutoff, supply unit is given the energy-conservation power supply of lighting load.Occur when unusual when detecting power conditioning circuitry 7, K switch 3 closures, K switch 1, K2 disconnect, and supply unit withdraws from energy-saving run, the bypass powering load, present embodiment K switch 1, K2 and K3 adopt solid-state relay.
See Fig. 1, shown in 3, the output of the input termination power conditioning circuitry 7 of voltage sample current rectifying and wave filtering circuit 44 of the present utility model, the output of the input termination switch K2 of current sample current rectifying and wave filtering circuit 45, and the output of voltage sample current rectifying and wave filtering circuit 44 and current sample current rectifying and wave filtering circuit 45 is connected with single-chip microcomputer 42 through A/D change-over circuit 43, voltage sample current rectifying and wave filtering circuit 44 and current sample current rectifying and wave filtering circuit 45 are used for the voltage and current information of real-time detection power regulating circuit 7, after the A/D conversion, be transferred to single-chip microcomputer 42, if electric current and voltage is in the operate as normal interval, single-chip microcomputer 42 is by comparing the magnitude of voltage of actual voltage value or current value or performance number and setting, current value or performance number are regulated the duty ratio of pulse-width signal, and then the output valve of adjustment power conditioning circuitry, up to meeting consumers' demand; If detecting electric current and voltage occurs unusual, then entering exception handling procedure. electric current and voltage comprises overvoltage and under-voltage unusually, overcurrent and undercurrent, corresponding exception handling procedure comprises: unusual when over-voltage and over-current occurring, control circuit 4 beginnings are adjusted to the input voltage level to output voltage gradually, control circuit 4 sends by-passing signal then, supply unit enters soft bypass condition, i.e. Closing Switch K3 just, and K switch 1 and K2 are closed simultaneously, supply unit withdraws from power save mode, through by-pass switch K3 branch road powering load, after the wait electric current and voltage recovered normal value, supply unit dropped into energy-conservation again, be that K switch 3 disconnects, supply unit enters the program control energy-saving run; Under-voltage unusual when occurring, processing mode is unusual with overvoltage; Unusual when undercurrent occurring, the situation of program acquiescence is that the rear end load is all closed down, supply unit withdraws from energy-saving run and enters resting state, i.e. Closing Switch K3 just, and K switch 1 and K2 are closed simultaneously, supply unit withdraws from power save mode, through K switch 3 branch road powering loads, meanwhile, control circuit 4 sends signal, turn-off the IGBT integration module, the not operation of response external under this state; When detecting operating current greater than the input threshold value set, this operating current user can set according to field condition, and supply unit wakes up, drops into energy-saving run again.
The input of temperature sensing circuit 41 of the present utility model links to each other with the IGBT integration module and the fin thereof of power conditioning circuitry 7, output links to each other with the input port of single-chip microcomputer 42, when detecting temperature, temperature sensing circuit 41 surpasses first set point, when spending as 45, start the cooling of fan 3 forced-ventilateds, stop when temperature is lower than 35 fans 3 when spending; When temperature surpassed the 3rd set point, when spending as 75, control circuit 4 was given an order and is made supply unit enter soft bypass condition, K switch 3 closures, and K switch 1 and K2 do not disconnect, through K switch 3 branch road powering loads; When detecting the operating temperature environment and be reduced to second set point, when spending as 50, supply unit recovers energy-saving run automatically, but no matter at any time, in the process of supply unit continuous operation, repeatedly three time withdraw from power save mode above the 3rd set point as 75 degree and supply unit if detect temperature for three times, control circuit 4 judges that the air cooling system of supply unit is out of order, supply unit withdraws from power save mode immediately, bypass powering load, supply unit can not put into power save mode automatically.
Voltage sample current rectifying and wave filtering circuit 44 of the present utility model, current sample current rectifying and wave filtering circuit 45, temperature sensing circuit 41 and A/D change-over circuit 43 all adopt conventional circuit to realize, temperature sensing circuit 41 adopts digital temperature sensor, as DS18B20, can realize direct communication with single-chip microcomputer 42.
The utility model supply unit is connected on the transformer or switch cubicle of control lighting load, and after the output of supply unit connected lighting load, the dynamic energy-saving lighting power supply software that control circuit 4 main bases are embedded in the single-chip microcomputer 42 was realized what intellectuality was worked.The built-in user's request table of dynamic energy-saving lighting power supply software program of the present utility model---" voltage-time or time-illumination, power-time " table, automatically perform according to time and seasonal variations, and can revise preservation " voltage-time or time-illumination, power-time " table, realizing different highway sections, different places dynamic adjustments, sight are energy-conservation.When " voltage-time or time-illumination, power-time " table was set variation by the user, control circuit 4 changed the duty ratio of pulse-width signals, and high frequency chopping pipe duty ratio D is changed, 7 realization constant currents of power controlling regulating circuit or constant voltage, permanent power work.When detecting fault, control circuit 4 is given an order, and this supply unit withdraws from power save mode; bypass is powered to illuminator; guarantee the uninterrupted of lighting load power supply, realize the power supply optimization and the hommization control of low-voltage lighting distribution system, realize protection simultaneously light fixture.
Claims (3)
1. a dynamic energy-saving lighting power supply device is characterized in that: comprise excess voltage protection, power conditioning circuitry, accessory power supply module, control circuit, serial communication module and man-machine interface;
Described excess voltage protection comprises the first order protective circuit that discharge tube CR1, piezo-resistance MOV1 and MOV2 and discharge tube CR2 serial connection constitute, the serial connection branch road of capacitor C 1 and resistance R 1 and transient voltage suppress the second level protective circuit of diode TVS1 formation in parallel, and the inductance L 1 and the L2 that are connected to first order protective circuit and protective circuit two ends, the second level, and the common end grounding of piezo-resistance MOV1 and MOV2;
Described power conditioning circuitry comprises the IGBT integration module, be connected in parallel on the capacitor C i and the output protection circuit that is connected in parallel on IGBT integration module output of IGBT integration module input, capacitor C i is in parallel with transient voltage inhibition diode TVS1, the IGBT integration module is by high frequency chopping pipe T1, T2 and power frequency continued flow pipe T3, T4 constitutes, high frequency chopping pipe T1, the collector electrode of T2 is connected on the two ends of capacitor C i respectively, high frequency chopping pipe T1, the emitter of T2 connects the collector and emitter of power frequency continued flow pipe T3 respectively, the emitter and collector of power frequency continued flow pipe T4 is connected in parallel on the collector and emitter of power frequency continued flow pipe T3, inverse parallel diode D1 and D2 between the collector electrode of high frequency chopping pipe T1 and T2 and emitter, the emitter forward of power frequency continued flow pipe T3 and T4 is serially connected with diode D3 and D4, output protection circuit comprises that transient voltage suppresses diode TVS2 and LC filter circuit, and transient voltage suppresses diode TVS2 and is connected with the emitter and collector of power frequency continued flow pipe T4;
Described accessory power supply module is connected with the power input of control circuit, control circuit comprises pulse-width modulation driver module and single-chip microcomputer, the pulse-width modulation driver module is connected with the pulse width modulation controlled end of single-chip microcomputer, the high frequency linearity pulse-width modulation output of pulse-width modulation driver module is connected with the grid of high frequency chopping pipe T1, T2 and power frequency continued flow pipe T3, T4 respectively with the linear pulse-width modulation output of power frequency, and control circuit also is connected with serial communication module and man-machine interface.
2. dynamic energy-saving lighting power supply device according to claim 1; it is characterized in that: described control circuit also has the detection protective circuit; detect protective circuit and comprise the failure bypass circuit; the voltage sample current rectifying and wave filtering circuit; current sample current rectifying and wave filtering circuit and temperature sensing circuit; described failure bypass circuit comprises K switch 1; K2 and K3; wherein K switch 1 and K2 are connected the input and the output of power conditioning circuitry respectively; K switch 3 is connected across the input of K switch 1 and the output of K switch 3; the output of the input termination power conditioning circuitry of voltage sample current rectifying and wave filtering circuit; the output of the input termination switch K2 of current sample current rectifying and wave filtering circuit; and the output of voltage sample current rectifying and wave filtering circuit and current sample current rectifying and wave filtering circuit is connected with single-chip microcomputer through the A/D change-over circuit, and the input of temperature sensing circuit is connected with power conditioning circuitry; output links to each other with the input of single-chip microcomputer.
3. dynamic energy-saving lighting power supply device according to claim 1 is characterized in that: described control circuit also has leakage switch K
L,, leakage switch K
LTwo ends be connected with accessory power supply module output with K switch 1 input respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200476101U CN201467522U (en) | 2009-07-20 | 2009-07-20 | Dynamic energy-saving illumination power supply device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200476101U CN201467522U (en) | 2009-07-20 | 2009-07-20 | Dynamic energy-saving illumination power supply device |
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| Publication Number | Publication Date |
|---|---|
| CN201467522U true CN201467522U (en) | 2010-05-12 |
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ID=42394866
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200476101U Expired - Lifetime CN201467522U (en) | 2009-07-20 | 2009-07-20 | Dynamic energy-saving illumination power supply device |
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| CN (1) | CN201467522U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102946184A (en) * | 2011-08-16 | 2013-02-27 | 惠州市科信达电子有限公司 | Digital multifunctional driver |
| CN103987156A (en) * | 2013-02-13 | 2014-08-13 | 松下电器产业株式会社 | Lighting device and lighting fixture |
| CN110474541A (en) * | 2019-07-27 | 2019-11-19 | 山东晶导微电子股份有限公司 | Power module |
-
2009
- 2009-07-20 CN CN2009200476101U patent/CN201467522U/en not_active Expired - Lifetime
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102946184A (en) * | 2011-08-16 | 2013-02-27 | 惠州市科信达电子有限公司 | Digital multifunctional driver |
| CN102946184B (en) * | 2011-08-16 | 2017-04-19 | 惠州市科信达电子有限公司 | Digital multifunctional driver |
| CN103987156A (en) * | 2013-02-13 | 2014-08-13 | 松下电器产业株式会社 | Lighting device and lighting fixture |
| CN103987156B (en) * | 2013-02-13 | 2016-08-17 | 松下知识产权经营株式会社 | Lamp device and ligthing paraphernalia |
| CN110474541A (en) * | 2019-07-27 | 2019-11-19 | 山东晶导微电子股份有限公司 | Power module |
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