CN105929265A - Electrical aging device and method for electronic ballast - Google Patents
Electrical aging device and method for electronic ballast Download PDFInfo
- Publication number
- CN105929265A CN105929265A CN201610238947.5A CN201610238947A CN105929265A CN 105929265 A CN105929265 A CN 105929265A CN 201610238947 A CN201610238947 A CN 201610238947A CN 105929265 A CN105929265 A CN 105929265A
- Authority
- CN
- China
- Prior art keywords
- ballast
- output
- controller
- voltage
- circuit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R31/00—Arrangements for testing electric properties; Arrangements for locating electric faults; Arrangements for electrical testing characterised by what is being tested not provided for elsewhere
- G01R31/003—Environmental or reliability tests
Abstract
The invention discloses an electrical aging device and method for an electronic ballast, and the device comprises a controller, a numerical control voltage regulator, an output current sampling and shaping circuit, and a short circuit/current simulation control circuit. The input end of the numerical control voltage regulator is connected with the controller, and the output end of the numerical control voltage regulator is connected with the input end of the ballast. The output end of the ballast is connected with the input end of the output current sampling and shaping circuit, and the output end of the output current sampling and shaping circuit is connected with the controller. The input end of the short circuit/current simulation control circuit is connected with the controller, and the output end of the short circuit/current simulation control circuit is connected with the output end of the ballast. The output end of the ballast is connected with a high-pressure sodium lamp and a trigger. The device is used for the switching aging of the electronic ballast among a normal working state, an overvoltage/undervoltage protection state and an overcurrent protection state, so as to improve the performance stability of the electronic ballast.
Description
Technical field
The present invention relates to ballast corollary equipment technical field, be specifically related to the voltage ageing device and method of a kind of electric ballast.
Background technology
High-pressure mercury lamp is because having the advantages such as light efficiency height, life-span length, photochromic good, light peneration are strong, for the high-quality light source of the third generation,
Have been widely used in engineering reality, but high-pressure mercury lamp needs to coordinate high-frequency electronic ballast use normally to work, electricity
The quality of sub-ballast and life-span the most directly determine the life-span of whole illuminator, dispatch from the factory fraction defective for reducing and strengthen electronics town
The job stability of stream device, the electric ballast that most electric ballast manufacturer is required to for producing is carried out more or less
Senile experiment.But on the market without corresponding aging equipment or system sales, simultaneously as different manufacturers because of various factors for
The aging function of electric ballast is also not quite similar.
Summary of the invention
The technical problem to be solved in the present invention is, in view of the foregoing defects the prior art has, it is provided that a kind of electric ballast
Voltage ageing device and method, for carrying out normal operating conditions, over-and under-voltage guard mode and overcurrent protection for electric ballast
Switching between state is aging, to strengthen the stability of the electric ballast that dispatches from the factory.
The present invention solves that above-mentioned technical problem be the technical scheme is that
A kind of voltage ageing device of electric ballast, including controller, numerical control voltage regulator, output current sample and shaping circuit and
Short circuit/cross flow field simulation control circuit, the input of numerical control voltage regulator is connected with controller, the outfan of numerical control voltage regulator and ballast
Input connects, and the outfan of ballast is connected with output current sample and the input of shaping circuit, exports current sample and whole
The outfan of shape circuit is connected with controller, and short circuit/input of flow field simulation control circuit excessively is connected with controller, short circuit/cross stream mould
The outfan intending control circuit is connected with the outfan of ballast, and the outfan of ballast is connected with high-pressure mercury lamp and trigger.
Connecing technique scheme, controller includes single-chip microcomputer.
Connecing technique scheme, controller also includes input equipment and display device, is inputted single-chip microcomputer by input equipment
Operation, single-chip microcomputer is by the state during display circuit display input information and ballast ageing.
Connecing technique scheme, described controller also includes alarm, not normal when ballast carries out aging, and single-chip microcomputer is by report
Alert device sends warning.
Connecing technique scheme, described alarm includes audion, buzzer and emitting led, and single-chip microcomputer is controlled by audion
Buzzer and emitting led.
Connecing technique scheme, described output current sample and shaping circuit include current transformer and discharge circuit, Current Mutual Inductance
Device is by sensing output electric current and then output signal amount, and semaphore does Shape correction by discharge circuit, in order to controller collection.
Connecing technique scheme, described short circuit/mistake flow field simulation control circuit includes power drive chip, multiple power resistor and multiple
Relay, multiple power resistors form many group shunt load circuit, are often all in series with a relay on group shunt load circuit,
It is connected with power drive chip by relay.
Connecing technique scheme, multiple power resistors form 6～8 groups of shunt load circuit, are often in series with on group shunt load circuit
4～6 power resistors, described power drive chip uses ULN2003 model, and power resistor uses 68 ohm, the essence of 50W
Close cement resistor, relay uses model to be HF32F-024-HS foot solid-state relay.
The voltage ageing method using the voltage ageing device of above-described electric ballast to implement, comprises the following steps:
1) ballast is positioned in constant temperature and humidity ageing test box, the input-output line of ballast is drawn, is linked into electronics town
The voltage ageing device of stream device, is set as the temperature in constant temperature and humidity ageing test box+40～+80 DEG C, start energising, arranges electricity
The duty of the voltage ageing device of sub-ballast；
2) carry out ballast under the normal operating conditions of certain time interval T 1 is aging, and output current sample and shaping circuit continue
The output electric current of detection ballast, when the output electric current of ballast is beyond prescribed limit, controller sends warning by alarm
Signal, numerical control voltage regulator output voltage reduces to the Awaiting Overhauls such as 0V, ballast；
3) carry out ballast under the underexcitation of certain time interval T 2 is aging, and output current sample and shaping circuit continue
The output electric current of detection ballast, when the output electric current of ballast is beyond prescribed limit, controller sends warning by alarm
Signal, numerical control voltage regulator output voltage reduces to the Awaiting Overhauls such as 0V, ballast；
4) carry out ballast under the over excitation of certain time interval T 3 is aging, and output current sample and shaping circuit continue
The output electric current of detection ballast, when the output electric current of ballast is beyond prescribed limit, controller sends warning by alarm
Signal, numerical control voltage regulator output voltage reduces to the Awaiting Overhauls such as 0V, ballast；
5) ballast is carried out certain time interval T 4 cross stream duty under aging, output current sample and shaping circuit continue
The output electric current of detection ballast, when the output electric current of ballast is beyond prescribed limit, controller sends warning by alarm
Signal, numerical control voltage regulator output voltage reduces to the Awaiting Overhauls such as 0V, ballast；
6) step 2 is repeated)～step 5), until meeting total ageing time T5 set.
Connect technique scheme, described step 2) in ballast carried out under the normal operating conditions of certain time interval T 1 aging be
Refer to: controller is 120V ± 12V by numerical control voltage regulator output voltage, makes ballast exist, and time T1 is 0.5～1.5 hour.
Connect technique scheme, described step 3) in ballast carried out under the underexcitation of certain time interval T 2 aging,
Specifically include step a)～c):
A) controller is by numerical control voltage regulator output voltage less than below 105V, maintains 20～40 seconds；
B) adjust output voltage and be in 120V ± 12V, maintain 20～40 seconds；
C) step a)～b) circulation are repeated, until time T2, T2 are 5～15 minutes.
Connect technique scheme, described step 4) in ballast carried out under the over excitation of certain time interval T 3 aging,
Specifically include step d)～f):
D) controller passes through numerical control voltage regulator more than output voltage 135V, maintains 20～40 seconds；
E) adjust output voltage and be in 120V ± 12V, maintain 20～40 seconds；
F) step d)～e) circulation are repeated, until time T3, T3 are 5～15 minutes.
Connect technique scheme, described step 5) in ballast carried out certain time interval T 4 cross under stream duty aging,
Specifically include step g)～j):
G) controller control numerical control voltage regulator makes the input voltage of electric ballast be in 120V ± 12V；
H) controller drives relay adhesive, the output end current of ballast is increased 5A, maintains 15～25 seconds；
I) disconnect relay, maintain 5～15 seconds；
J) step h)～i) circulation are repeated, until time T4, T4 are 60～180 seconds.
Connect technique scheme, described step 6) in total ageing time T5 be 10～14 hours.
The method have the advantages that
Controller by numerical control voltage regulator regulate output voltage, for ballast provide voltage, by pressure regulator and short circuit/cross flow field simulation
Control circuit simulation working environment under normal operating conditions, overvoltage condition, under-voltage condition and over-current state, by several
Ceaselessly switching between state, implements aging to ballast, whether checks the duty of ballast in ageing process simultaneously
Normally, to strengthen ballast stability of dispatching from the factory.
Accompanying drawing explanation
Fig. 1 is the principle schematic of the voltage ageing device of electric ballast in the embodiment of the present invention；
Fig. 2 is short circuit in the embodiment of the present invention/mistake flow field simulation control circuit figure；
Fig. 3 is the flow chart of the voltage ageing method of electric ballast in the embodiment of the present invention；
In figure, 1-numerical control voltage regulator, 2-ballast, 3-high-pressure mercury lamp and trigger, 4-single-chip microcomputer, 5-output current sample and whole
Shape circuit, 6-short circuit/cross flow field simulation control circuit, 7-keyboard, 8-liquid crystal display circuit, 9-alarm, 10-power resistor, 11-
Relay, 12-power drive chip.
Detailed description of the invention
The present invention is described in detail with embodiment below in conjunction with the accompanying drawings.
With reference to shown in Fig. 1～Fig. 2, the voltage ageing device of the electric ballast in the embodiment that the present invention provides, including controlling
Device, numerical control voltage regulator 1, output current sample and shaping circuit 5 and short circuit/mistake flow field simulation control circuit 6, numerical control voltage regulator 1
Input be connected with controller, the outfan of numerical control voltage regulator 1 is connected with ballast 2 input, the outfan of ballast 2
It is connected with the input of output current sample and shaping circuit 5, output current sample and the outfan of shaping circuit 5 and controller
Connecting, the input of short circuit/cross flow field simulation control circuit 6 is connected with controller, short-circuit/the outfan of flow field simulation control circuit 6
Being connected with the outfan of ballast 2, the outfan of ballast 2 is connected with high-pressure mercury lamp and trigger 3；
Controller regulates output voltage by numerical control voltage regulator 1, provides voltage for ballast 2, by pressure regulator and short circuit/cross stream
Analog control circuit 6 simulates the working environment under normal operating conditions, overvoltage condition, under-voltage condition and over-current state, passes through
Ceaselessly switching between several states, implements aging to ballast 2, checks the work of ballast 2 in ageing process simultaneously
Make state the most normal, to strengthen the stability of the ballast 2 that dispatches from the factory.
Further, controller includes single-chip microcomputer 4.
Further, controller also includes input equipment (input equipment uses 4 × 4 matrix keyboards 7) and display device (display
Circuit is liquid crystal display circuit 8), by input equipment, single-chip microcomputer 4 is carried out input operation, single-chip microcomputer 4 is shown by display circuit
Show that the interactive information of the state in input information and ballast 2 ageing process and controller shows.
Further, controller also includes alarm 9, not normal when ballast 2 carries out aging, and single-chip microcomputer 4 is by alarm 9
Send warning.
Further, the voltage ageing device of described electric ballast also includes that constant temperature and humidity ageing test box, ballast 2 are arranged at
In constant temperature and humidity ageing test box, ballast 2 is implemented high temperature ageing.
Further, described alarm 9 includes audion, buzzer and emitting led, and single-chip microcomputer 4 controls honeybee by audion
Ring device and emitting led.
Further, described output current sample and shaping circuit 5 include current transformer and discharge circuit, and current transformer leads to
Crossing sensing output electric current and then output signal amount, semaphore does Shape correction by discharge circuit, in order to controller collection.
Further, described short circuit/mistake flow field simulation control circuit 6 includes power drive chip 12, multiple power resistor 10 and many
Individual relay 11, multiple power resistors 10 form many group shunt load circuit, are often all in series with one on group shunt load circuit
Relay 11, is connected with power drive chip 12 by relay 11.
Further, power resistor 10 has 35, and 35 power resistors 10 form 7 groups of shunt load circuit, often organize parallel connection
Being in series with 5 power resistors 10 on load circuit, described power drive chip 12 uses ULN2003 model, power resistor 10
Using 68 ohm, the accurate cement resistor of 50W, relay 11 uses model to be HF32F-024-HS foot solid-state relay 11.
As it is shown on figure 3, use the voltage ageing method that the voltage ageing device of above-described electric ballast is implemented, including following step
Rapid:
1) (constant temperature and humidity ageing test box is LK-408G type, temperature ballast 2 to be positioned over constant temperature and humidity ageing test box
The scope that arranges is for-40 DEG C～+150 DEG C) in, the input-output line of ballast 2 to be drawn, the electricity being linked into electric ballast 2 is old
Gasifying device,
Start energising, is+60 DEG C by the design temperature in constant temperature and humidity ageing test box case, arranges the voltage ageing device of electric ballast 2
Duty；
2) carry out ballast 2 under the normal operating conditions of certain time interval T 1 is aging, output current sample and shaping circuit 5
Persistently detect the output electric current of ballast 2, and when the output electric current of ballast 2 is beyond prescribed limit (when normally working, output
Electric current is 4-5A), controller sends alarm signal by alarm 9, and numerical control voltage regulator 1 output voltage reduces to 0V, ballast
2 Awaiting Overhauls such as grade；
3) carry out ballast 2 under the underexcitation of certain time interval T 2 is aging, output current sample and shaping circuit 5
Persistently detecting the output electric current of ballast 2, when the output electric current of ballast 2 is beyond prescribed limit, controller passes through alarm
9 send alarm signal, and numerical control voltage regulator 1 output voltage reduces to 0V, ballast 2 Awaiting Overhaul such as grade；
4) carry out ballast 2 under the over excitation of certain time interval T 3 is aging, output current sample and shaping circuit 5
Persistently detecting the output electric current of ballast 2, when the output electric current of ballast 2 is beyond prescribed limit, controller passes through alarm
9 send alarm signal, and numerical control voltage regulator 1 output voltage reduces to 0V, ballast 2 Awaiting Overhaul such as grade；
5) ballast 2 is carried out certain time interval T 4 cross under stream duty aging, output current sample and shaping circuit 5
Persistently detecting the output electric current of ballast 2, when the output electric current of ballast 2 is beyond prescribed limit, controller passes through alarm
9 send alarm signal, and numerical control voltage regulator 1 output voltage reduces to 0V, ballast 2 Awaiting Overhaul such as grade；
6) step 2 is repeated)～step 5), until meeting total ageing time T5 set.
Further, described step 2) in ballast 2 carried out under the normal operating conditions of certain time interval T 1 aging refer to:
Controller is 120V ± 12V by numerical control voltage regulator 1 output voltage, makes ballast 2 exist, and time T1 is 1 hour.
Further, described step 3) in ballast 2 carried out under the underexcitation of certain time interval T 2 aging, specifically
Comprise the following steps:
A) controller is by numerical control voltage regulator 1 output voltage less than below 105V, maintains 30 seconds；
B) adjust output voltage and be in 120V ± 12V, maintain 30 seconds；
C) step a)～b) circulation are repeated, until time T2, T2 are 10 minutes.
Further, described step 4) in ballast 2 carried out under the over excitation of certain time interval T 3 aging, specifically
Comprise the following steps:
D) controller passes through numerical control voltage regulator 1 more than output voltage 135V, maintains 30 seconds；
E) adjust output voltage and be in 120V ± 12V, maintain 30 seconds；
F) step d)～e) circulation are repeated, until time T3, T3 are 10 minutes.
Further, described step 5) in ballast 2 carried out certain time interval T 4 cross under stream duty aging, specifically
Comprise the following steps:
G) controller control numerical control voltage regulator 1 makes the input voltage of electric ballast 2 be in 120V ± 12V；
H) controller drives relay 11 adhesive, the output end current of ballast 2 is increased 5A, maintains 20 seconds；
I) disconnect relay 11, maintain 10 seconds；
J) step h)～i) circulation are repeated, until time T4, T4 are 120 seconds.
Further, described step 6) in total ageing time T5 be 12 hours.
Above is only presently preferred embodiments of the present invention, the interest field that certainly can not limit the present invention with this, therefore depends on
The equivalence change that scope of the present invention patent is made, still belongs to protection scope of the present invention.
Claims (10)
1. the voltage ageing device of an electric ballast, it is characterised in that include that controller, numerical control voltage regulator, output electric current are adopted
Sample and shaping circuit and short circuit/and cross flow field simulation control circuit, the input of numerical control voltage regulator is connected with controller, numerical control voltage regulator
Outfan is connected with ballast input, and the outfan of ballast is connected with the input of output current sample and shaping circuit, defeated
The outfan going out current sample and shaping circuit is connected with controller, short circuit/cross the input of flow field simulation control circuit with controller even
Connecing, the outfan of short circuit/cross flow field simulation control circuit is connected with the outfan of ballast, the outfan of ballast and high-pressure mercury lamp and
Trigger connects.
The voltage ageing device of electric ballast the most according to claim 1, it is characterised in that controller includes single-chip microcomputer.
The voltage ageing device of electric ballast the most according to claim 2, it is characterised in that controller also includes that input sets
Standby and display device, carries out input operation by input equipment to single-chip microcomputer, single-chip microcomputer by display circuit display input information and
State during ballast ageing.
The voltage ageing device of electric ballast the most according to claim 3, it is characterised in that described controller also includes report
Alert device, not normal when ballast carries out aging, single-chip microcomputer sends warning by alarm.
The voltage ageing device of electric ballast the most according to claim 4, it is characterised in that described alarm includes three poles
Pipe, buzzer and emitting led, single-chip microcomputer controls buzzer and emitting led by audion.
The voltage ageing device of electric ballast the most according to claim 1, it is characterised in that described output current sample and
Shaping circuit includes current transformer and discharge circuit, and current transformer is by sensing output electric current and then output signal amount, signal
Amount does Shape correction by discharge circuit, in order to controller collection.
The voltage ageing device of electric ballast the most according to claim 1, it is characterised in that described short circuit/mistake flow field simulation control
Circuit processed includes power drive chip, multiple power resistor and multiple relay, and multiple power resistors form many group shunt load electricity
Road, is often all in series with a relay on group shunt load circuit, is connected with power drive chip by relay.
The voltage ageing device of electric ballast the most according to claim 7, it is characterised in that multiple power resistors form 6～8
Group shunt load circuit, is often in series with 4～6 power resistors on group shunt load circuit.
9. use the voltage ageing method that the voltage ageing device of the electric ballast described in claim 1 is implemented, it is characterised in that bag
Include following steps:
1) ballast is positioned in constant temperature and humidity ageing test box, the input-output line of ballast is drawn, is linked into electronics town
The voltage ageing device of stream device, is set as the temperature in constant temperature and humidity ageing test box+40～+80 DEG C, start energising, arranges electricity
The duty of the voltage ageing device of sub-ballast；
2) carry out ballast under the normal operating conditions of certain time interval T 1 is aging, and output current sample and shaping circuit continue
The output electric current of detection ballast, when the output electric current of ballast is beyond prescribed limit, controller sends warning by alarm
Signal, numerical control voltage regulator output voltage reduces to the Awaiting Overhauls such as 0V, ballast；
3) carry out ballast under the underexcitation of certain time interval T 2 is aging, and output current sample and shaping circuit continue
The output electric current of detection ballast, when the output electric current of ballast is beyond prescribed limit, controller sends warning by alarm
Signal, numerical control voltage regulator output voltage reduces to the Awaiting Overhauls such as 0V, ballast；
4) carry out ballast under the over excitation of certain time interval T 3 is aging, and output current sample and shaping circuit continue
The output electric current of detection ballast, when the output electric current of ballast is beyond prescribed limit, controller sends warning by alarm
Signal, numerical control voltage regulator output voltage reduces to the Awaiting Overhauls such as 0V, ballast；
5) ballast is carried out certain time interval T 4 cross stream duty under aging, output current sample and shaping circuit continue
The output electric current of detection ballast, when the output electric current of ballast is beyond prescribed limit, controller sends warning by alarm
Signal, numerical control voltage regulator output voltage reduces to the Awaiting Overhauls such as 0V, ballast；
6) step 2 is repeated)～step 5), until meeting total ageing time T5 set.
The voltage ageing method of electric ballast the most according to claim 9, it is characterised in that
Described step 2) in ballast carried out under the normal operating conditions of certain time interval T 1 aging refer to: controller is by number
Control pressure regulator output voltage is 120V ± 12V, makes ballast exist, and time T1 is 0.5～1.5 hour；
Described step 3) in ballast carried out under the underexcitation of certain time interval T 2 aging, specifically include step a)～c):
A) controller is by numerical control voltage regulator output voltage less than below 105V, maintains 20～40 seconds；
B) adjust output voltage and be in 120V ± 12V, maintain 20～40 seconds；
C) step a)～b) circulation are repeated, until time T2, T2 are 5～15 minutes；
Described step 4) in ballast carried out under the over excitation of certain time interval T 3 aging, specifically include step d)～f):
D) controller passes through numerical control voltage regulator more than output voltage 135V, maintains 20～40 seconds；
E) adjust output voltage and be in 120V ± 12V, maintain 20～40 seconds；
F) step d)～e) circulation are repeated, until time T3, T3 are 5～15 minutes；
Described step 5) in ballast carried out certain time interval T 4 cross under stream duty aging, specifically include step g)～j):
G) controller control numerical control voltage regulator makes the input voltage of electric ballast be in 120V ± 12V；
H) controller drives relay adhesive, the output end current of ballast is increased 5A, maintains 15～25 seconds；
I) disconnect relay, maintain 5～15 seconds；
J) step h)～i) circulation are repeated, until time T4, T4 are 60～180 seconds；
Described step 6) in total ageing time T5 be 10～14 hours.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610238947.5A CN105929265A (en) | 2016-04-15 | 2016-04-15 | Electrical aging device and method for electronic ballast |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610238947.5A CN105929265A (en) | 2016-04-15 | 2016-04-15 | Electrical aging device and method for electronic ballast |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105929265A true CN105929265A (en) | 2016-09-07 |
Family
ID=56838318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610238947.5A Pending CN105929265A (en) | 2016-04-15 | 2016-04-15 | Electrical aging device and method for electronic ballast |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105929265A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108172486A (en) * | 2018-01-05 | 2018-06-15 | 深圳市火龙果环保科技有限公司 | A kind of Non-polarized lamp detects seasoned system |
| CN108828349A (en) * | 2018-05-04 | 2018-11-16 | 天地融电子（天津）有限公司 | A kind of test macro |
| CN108828350A (en) * | 2018-05-04 | 2018-11-16 | 天地融电子（天津）有限公司 | A kind of test method |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2422651Y (en) * | 2000-05-24 | 2001-03-07 | 郭建 | Comprehensive testing table for fluorescent lamp |
| CN201993423U (en) * | 2011-01-06 | 2011-09-28 | 陈育展 | Constant-temperature aging system |
| CN102436193A (en) * | 2012-01-13 | 2012-05-02 | 西蒙电气（中国）有限公司 | Ballast ageing control device |
| CN203069701U (en) * | 2013-01-15 | 2013-07-17 | 福建睿能电子有限公司 | Electronic ballast reliability test device used for intelligent gas discharge lamp |
| CN103837757A (en) * | 2012-11-23 | 2014-06-04 | 海洋王（东莞）照明科技有限公司 | Ballast testing method and device |
-
2016
- 2016-04-15 CN CN201610238947.5A patent/CN105929265A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2422651Y (en) * | 2000-05-24 | 2001-03-07 | 郭建 | Comprehensive testing table for fluorescent lamp |
| CN201993423U (en) * | 2011-01-06 | 2011-09-28 | 陈育展 | Constant-temperature aging system |
| CN102436193A (en) * | 2012-01-13 | 2012-05-02 | 西蒙电气（中国）有限公司 | Ballast ageing control device |
| CN103837757A (en) * | 2012-11-23 | 2014-06-04 | 海洋王（东莞）照明科技有限公司 | Ballast testing method and device |
| CN203069701U (en) * | 2013-01-15 | 2013-07-17 | 福建睿能电子有限公司 | Electronic ballast reliability test device used for intelligent gas discharge lamp |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108172486A (en) * | 2018-01-05 | 2018-06-15 | 深圳市火龙果环保科技有限公司 | A kind of Non-polarized lamp detects seasoned system |
| CN108828349A (en) * | 2018-05-04 | 2018-11-16 | 天地融电子（天津）有限公司 | A kind of test macro |
| CN108828350A (en) * | 2018-05-04 | 2018-11-16 | 天地融电子（天津）有限公司 | A kind of test method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202049714U (en) | Light-emitting diode (LED) driving system | |
| CN105929265A (en) | Electrical aging device and method for electronic ballast | |
| CN202475895U (en) | Induction type LED (light emitting diode) illumination device | |
| CN107172755A (en) | A kind of LED light bar network current foldback circuit, driving power supply and television set | |
| CN101697653A (en) | Intelligent dimming driver for networking-type high-power packaged LEDs | |
| CN208239569U (en) | A kind of dipulse test platform | |
| CN102255336A (en) | High-efficiency and energy-saving self-circulation electronic load | |
| CN202995324U (en) | System self-repairing controller | |
| CN205643661U (en) | Undervoltage power detection device and have its air conditioner | |
| CN104332814A (en) | Automatically-regulated digital high power driving power supply adopting positive and negative feedback | |
| CN203775459U (en) | LED driver convenient to adjust output current | |
| CN101446608A (en) | Calibration device for automatic transfer switch controller | |
| CN206249034U (en) | A kind of multifunctional all control and testing board | |
| CN103841697A (en) | IC chip and control circuit of LED directly driven by electronic ballast | |
| CN204495394U (en) | A kind of control circuit based on bionical atmosphere quality monitoring device | |
| CN206370984U (en) | LED constant current driving power supply | |
| CN212675134U (en) | IH electromagnetic heating power panel test calibration system | |
| CN204044272U (en) | The device of electrical power contacts bad phenomenon in analog electronics use procedure | |
| CN202307765U (en) | Audible and visual alarm fuse device | |
| CN208386976U (en) | A kind of LED control circuit of invariable power | |
| CN106710532A (en) | Backlight drive circuit and liquid-crystal display | |
| CN209561569U (en) | A kind of power battery pack detecting prosthetic device | |
| CN203164392U (en) | LED power source intelligent detection system | |
| CN203498081U (en) | Ozone machine with self-control of ozone concentration | |
| CN209731074U (en) | A kind of liquid-crystalline glasses detection jig power-supply system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160907 |