CN204069459U - The high-power HID electric ballast that a kind of Electro Magnetic Compatibility is excellent - Google Patents
The high-power HID electric ballast that a kind of Electro Magnetic Compatibility is excellent Download PDFInfo
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- CN204069459U CN204069459U CN201420283814.6U CN201420283814U CN204069459U CN 204069459 U CN204069459 U CN 204069459U CN 201420283814 U CN201420283814 U CN 201420283814U CN 204069459 U CN204069459 U CN 204069459U
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- 229910052692 Dysprosium Inorganic materials 0.000 description 1
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- KBQHZAAAGSGFKK-UHFFFAOYSA-N dysprosium atom Chemical compound [Dy] KBQHZAAAGSGFKK-UHFFFAOYSA-N 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
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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
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- Rectifiers (AREA)
- Circuit Arrangements For Discharge Lamps (AREA)
- Supply And Distribution Of Alternating Current (AREA)
Abstract
The high-power HID electric ballast that a kind of Electro Magnetic Compatibility is excellent, comprise input ac power 1, PFC boost topological circuit 3, high voltage dc bus 5, high frequency conversion output circuit 6, HID lamp bubble 7, DC control supply 8, it is characterized in that, also comprise: a multiple filter rectification circuit 2, for input ac power is converted to DC power supply, the electromagnetic noise simultaneously between isolation processing the utility model equipment and input ac power, and its DC power supply is defeated by PFC boost topological circuit 3 and DC control supply 8; A wobble frequency control circuit 9, utilizes built-in triangular-wave generator and pfc controller, realizes wobble frequency and controls, and the DC power supply envelope boosting obtained is exported, abolishes the strong harmonic noise determining frequency pfc circuit, obtain equally distributed small noise; A high-frequency absorption loop 4, for reducing the high-frequency harmonic on high voltage dc bus 5 and DC ripple, improves the high voltage direct current source quality exported.
Description
Technical field
High-power HID electric ballast, also known as driving power, is that high-voltage gas discharging light (HID) starts and the normal important accessory worked.The utility model relates to the excellent high-power HID electric ballast of a kind of Electro Magnetic Compatibility, belong to electric lighting field, the HID lamp bubble of the different tube voltages such as high-pressure sodium lamp, Metal halogen lamp, high-pressure mercury lamp, dysprosium lamp can be matched in, throw light on for city street lamp, Highway Lighting, station, harbour, square, stadiums illumination, and industrial lighting, agricultural illumination, commercial lighting etc.
Background technology
HID is the main light source of high-power illumination in current lighting field, due to advantages such as its specular removal, high-color rendering, low colour temperatures, in today of LED light source develop rapidly, still with penetrability and comfortableness is good and emergency lighting, energy-saving illumination etc. are not replaced special benefits, become the main body that this lighting field throws light on a large scale.But HID feature needs high voltage startup and power limitation control, the ballast that must have, trigger could normal work.High-power HID electric ballast has High Power Factor, high lumen coefficient, constant power output; possess multinomial safety protection function and be convenient to control; the series of advantages such as volume is little, will progressively replace inductance type ballast traditional in the market, become the main flow of this lighting field.
Electric ballast mostly is Switching Power Supply structure, harmonic wave in circuit, noise and radiation are inevitable, therefore, electric ballast can cause electromagnetic noise to pollute to surrounding environment and network, especially great-power electronic ballast, is in operate at high frequencies, along with power increases, frequency improves, and this electromagnetic noise is polluted and can violently be strengthened; , if electric ballast in enormous quantities is got together work, this electromagnetic noise is polluted then even more serious simultaneously meanwhile, for the pollution problem of solution HID electronic ballast electromagnetic noise, is that industry is extremely paid close attention to always, also the problem of very headache.On the other hand, HID electronic ballast also can be in the environment of an electromagnetic noise pollution and work, and suppressing its pollution to maintain normal work to the impact of self, is also HID electronic ballast problems faced.
For specification electromagnetic environment, all developed countries and some developing countries have all formulated the EMC Standard of electrical and electronic product, and China has also put into effect the electromagnetic compatibility standard of a series of electric equipment, specifies electromagnetic compatibility test and limit value thereof.
Described Electro Magnetic Compatibility (Electro Magnetic Compatibility, be called for short EMC), it is defined as " equipment and system can normally work in electromagnetic environment and not to the ability of the electromagnetic disturbance that anything formation in environment can not be born ", namely first this equipment normally should be able to work under certain electromagnetic environment, possesses certain electromagnetic immunity (EMS), the electromagnetic disturbance that this equipment self produces simultaneously can not produce excessive impact to other electronic product, i.e. electromagnetic disturbance (EMI), the European Community issues EMC instruction in 2004, specify that all electrical and electronic products must by EMC certification, the United States Federal code CFR47/FCC Rules also proposes to be strict with to EMC, specify that all electronic products entering the U.S. all need to carry out Electro Magnetic Compatibility certification simultaneously, i.e. FCC(Federal Communications Commission, FCC) certification, and in FCC part18, clear stipulaties is proposed to electric ballast EMC certification.
High-power HID electric ballast pin enters American market, and product must by FCC certification.In order to build better electromagnetic environment, since 2013, FCC improves the EMC Standard of its product, prescribed product must detect certification by FCC18 305:2014 and FCC18 307:2014 new standard, after standard improves, except our company, current domestic manufacturers there is no one and pass through.
The HID electronic ballast that this enterprise produces is the product of stub American market, in the face of severe Market Situation, for asking Business survival and development, must change prior art as early as possible, breaks through EMC technological difficulties.
Summary of the invention
The purpose of this utility model is the EMC performance for improving high-power HID electric ballast, and passes through the FCC certification of the U.S. 2014 standard.For achieving the above object, conception of the present utility model is: adopt multiple technologies means, Optimization Design of Electronic Circuits, by reasonable disposition EMI filtering parameter, removes the common mode, the differential mode noise that exist in circuit to greatest extent; By adjustment with circuit work frequency adapt filtering parameter, reduce the noise of circuit to greatest extent; By wobble frequency mode by periodic transformation's circuit work frequency, the small noise that frequency very noisy is scattered in certain frequency scope equably will be determined in circuit, thus realize the purpose of this utility model.
The technical solution of the utility model is: the utility model comprises input ac power 1, for providing circuit power; PFC boost topological circuit 3, for changing clean DC power supply into high-voltage DC power supply; High voltage dc bus 5, for the high-voltage DC power supply of high-quality is defeated by high frequency conversion output circuit 6, the high-voltage DC power supply obtained is converted into high-frequency ac power by high frequency conversion output circuit 6, for HID lamp bubble 7 work; DC control supply 8, by the DC power supply that obtains from multiple filter rectification circuit 2 through ovennodulation, exports low-voltage dc power supply for PFC wobble frequency control circuit 9; It is characterized in that it also comprises: a multiple filter rectification circuit 2 be connected with input ac power, for input ac power is converted to DC power supply, process simultaneously electromagnetic interference between multiple isolation the utility model equipment and input ac power 1 and electromagnetic noise, produce clean DC power supply and export to PFC boost topological circuit 3 and DC control supply 8 uses; A PFC wobble frequency control circuit 9 be connected with PFC boost topological circuit 3 with DC control supply 8, the clean DC power supply envelope boosting that multiple filter rectification circuit 2 is exported by PFC boost topological circuit 3 by it exports high-voltage DC power supply, and pass to DC bus 5 by high-frequency absorption loop 4, utilize its control circuit constantly to change the switching frequency of circuit simultaneously, realize wobble frequency to control, abolish the strong harmonic noise determining frequency PFC control circuit, change over the equally distributed small noise of certain limit; A high-frequency absorption loop 4 be connected with high voltage dc bus 5 with PFC boost topological circuit 3, for reducing the high-frequency harmonic on high voltage dc bus and DC ripple composition, improves the quality of the high-voltage DC power supply that high voltage dc bus 5 exports for late-class circuit.
The beneficial effects of the utility model are: adopt multiple filter circuit, the electromagnetic disturbance that effective filtering and Isolation input AC power produce and noise; Adopt wobble frequency PFC control model, effectively reduce the harmonic noise source of circuit; By high-frequency absorption loop, significantly reduce the high-frequency harmonic on high voltage dc bus and DC ripple; The optimum organization of multiple technologies, realizes the excellent Electro Magnetic Compatibility of the excellent high-power HID electric ballast of a kind of Electro Magnetic Compatibility of the utility model effectively.The product that the utility model Technology design manufactures, 1000W high-power HID electric ballast, its EMC performance reaches domestically leading level, and first have passed conduction and the radiation FCC authentication test of authoritative institution of U.S. Northwest EMC in the near future, achieves the necessary technology qualification of products export American market.
Accompanying drawing explanation
Fig. 1 is electric theory diagram of the present utility model.
Fig. 2 is the utility model multiple filter rectification circuit principle schematic.
Fig. 3 is the utility model PFC wobble frequency control circuit electricity principle topology schematic diagram.
Embodiment
Shown in Fig. 1, the high-power HID electric ballast that a kind of Electro Magnetic Compatibility is excellent, it is by input ac power 1, multiple filter rectification circuit 2, DC control supply 8, PFC wobble frequency control circuit 9, PFC boost topological circuit 3, high-frequency absorption loop 4, high voltage dc bus 5, high frequency conversion output circuit 6 and HID lamp bubble 7 composition, input ac power 1, voltage can be 75 to 275VAC, frequency 50/60Hz, input ac power 1 is converted to DC power supply by multiple filter rectification circuit 2, process simultaneously electromagnetic interference between multiple isolation the utility model equipment and input ac power 1 and electromagnetic noise, clean DC power supply is exported to PFC boost topological circuit 3 and DC control supply 8, after DC control supply 8 is connected to multiple filter rectification circuit 2, it by clean DC power supply through switch modulation, produce the low-voltage dc power supply being used for Systematical control, for whole circuit control system, PFC boost topological circuit 3 is under the control of PFC wobble frequency control circuit 9, the clean DC power supply envelope boosting obtained from multiple filter rectification circuit 2 is exported high-voltage DC power supply, high voltage dc bus 5 is passed to through high-frequency absorption loop 4, reduce the high-frequency harmonic on high voltage dc bus 5 and DC ripple composition, high voltage dc bus 5 provides high-quality high-voltage DC power supply for high frequency conversion output circuit 6, high-quality high-voltage DC power supply is transformed to the high-frequency ac power that applicable HID normally works by high frequency conversion output circuit 6, and flows to HID lamp bubble 7 use.
Multiple filter rectification circuit shown in Fig. 2,10 is high frequency filter, 11 is safety circuit, 12 is electromagnetic interface filter, 13 is current rectifying and wave filtering circuit, and high frequency filter 10 is connected with input ac power 1, safety circuit 11, is in the utility model equipment foremost, high-frequency harmonic noise isolation for being conducted by HID is inner in HID electronic ballast of the present utility model, prevents its high-frequency harmonic noise pollution electrical network; Safety circuit 11 is for carrying out security protection to the utility model equipment; The electromagnetic interface filter 12 be connected with safety circuit 11, low-frequency noise on effective filtering circuit, input ac power after twice filtering process is flowed to current rectifying and wave filtering circuit 13 simultaneously, input AC electricity is transformed to direct current by current rectifying and wave filtering circuit 13, and again flow to DC control circuit 8 respectively after filtering process and PFC boost topological circuit 3 uses, through multiple filter rectification circuit, effectively control to reduce electromagnetic noise, export clean DC power supply.
PFC wobble frequency control circuit 9 shown in Fig. 3, the clean DC power supply obtained from current rectifying and wave filtering circuit 13 is transformed to the control circuit of low-voltage dc power supply for whole system through switch modulation by DC control supply 8, and flow to pfc controller and triangular-wave generator respectively, PFC weave control circuit 9 is built-in with triangular-wave generator and pfc controller, triangular-wave generator obtains low-voltage direct from DC control supply 8 and controls power supply, produce triangle wave voltage, the triangle wave voltage that the operating frequency of pfc controller exports with triangular-wave generator converts, its voltage elevated frequencies improves, voltage drop low frequency declines, by the switching frequency of the continuous PFC wobble frequency control circuit 9 converted with the change of triangular-wave generator output voltage, reach the strong harmonic noise abolished and determine frequency PFC control circuit, and changed into the equally distributed small noise of certain limit, thus reach the harmonic noise intensity reducing PFC switching circuit, triangular-wave generator described in the utility model PFC wobble frequency control circuit 9, export the voltage reference signal as pfc controller operating frequency benchmark, described pfc controller realizes PFC and controls, provide the switch controlling signal of PFC topological circuit, and the electric current of Real-Time Monitoring PFC topological circuit and voltage control parameter, to ensure work and the protection of PFC.
High-frequency absorption loop 4 described in the utility model, high voltage, jumbo high-frequency absorption circuit, it release PFC topological circuit export high-voltage DC power supply in high-frequency harmonic composition, simultaneously, ripple component to greatest extent in filtering high-voltage DC power supply, is installed between PFC boost topological circuit 3 and high voltage dc bus 5.
Claims (4)
1. the high-power HID electric ballast that Electro Magnetic Compatibility is excellent, comprises input ac power (1), for providing circuit power; PFC boost topological circuit (3), for changing clean DC power supply into high-voltage DC power supply; High voltage dc bus (5), for the high-voltage DC power supply of high-quality is defeated by high frequency conversion output circuit (6), the high-voltage DC power supply obtained is converted into high-frequency ac power by high frequency conversion output circuit (6), for HID lamp bubble (7) work; DC control supply (8), the DC power supply that will obtain from multiple filter rectification circuit (2), through ovennodulation, exports low-voltage dc power supply for PFC wobble frequency control circuit (9); It is characterized in that it also comprises: a multiple filter rectification circuit (2) be connected with input ac power, for input ac power is converted to DC power supply, process simultaneously electromagnetic interference between multiple isolation the utility model equipment and input ac power (1) and electromagnetic noise, produce clean DC power supply and export to PFC boost topological circuit (3) and DC control supply (8) use; A PFC wobble frequency control circuit (9) be connected with PFC boost topological circuit (3) with DC control supply (8), the clean DC power supply envelope boosting that multiple filter rectification circuit (2) is exported by PFC boost topological circuit (3) by it, export high-voltage DC power supply, and pass to DC bus (5) by high-frequency absorption loop (4), utilize its control circuit constantly to change the switching frequency of circuit simultaneously, realize wobble frequency to control, abolish the strong harmonic noise determining frequency PFC control circuit, the equally distributed small noise of certain limit will be changed over; A high-frequency absorption loop (4) be connected with high voltage dc bus (5) with PFC boost topological circuit (3), for reducing the high-frequency harmonic on high voltage dc bus and DC ripple composition, improve the quality of the high-voltage DC power supply that high voltage dc bus (5) exports for late-class circuit.
2. the high-power HID electric ballast that a kind of Electro Magnetic Compatibility according to claim 1 is excellent, it is characterized in that: multiple filter rectification circuit (2) is by high frequency filter (10), safety circuit (11), electromagnetic interface filter (12), current rectifying and wave filtering circuit (13) forms, high frequency filter (10) and input ac power (1), safety circuit (11) is connected, be in the utility model equipment foremost, high-frequency harmonic noise isolation for being conducted by HID is inner in HID electronic ballast of the present utility model, prevent its high-frequency harmonic noise pollution electrical network, safety circuit (11) is for carrying out security protection to the utility model equipment, the electromagnetic interface filter (12) be connected with safety circuit (11), low-frequency noise on filtering circuit, input ac power after twice filtering process is flowed to current rectifying and wave filtering circuit (13) simultaneously, input AC electricity is transformed to direct current by current rectifying and wave filtering circuit (13), and again flow to DC control circuit (8) after filtering process respectively and PFC boost topological circuit (3) uses, through multiple filter rectification circuit, effectively control to reduce electromagnetic noise, export clean DC power supply.
3. the high-power HID electric ballast that a kind of Electro Magnetic Compatibility according to claim 1 is excellent, it is characterized in that: PFC wobble frequency control circuit (9), be built-in with triangular-wave generator and pfc controller, by DC control supply (8) low-voltage DC supply, triangular-wave generator obtains low-voltage dc power supply from DC control supply (8), produce triangle wave voltage, the triangle wave voltage that the operating frequency of pfc controller exports with triangular-wave generator converts, its voltage elevated frequencies improves, voltage drop low frequency declines, by the switching frequency of the continuous PFC wobble frequency control circuit (9) converted with the change of triangular-wave generator output voltage, reach the strong harmonic noise abolished and determine frequency PFC control circuit, and changed into the equally distributed small noise of certain limit, thus reach the harmonic noise intensity reducing PFC switching circuit, triangular-wave generator described in the utility model PFC wobble frequency control circuit (9) exports the voltage reference signal as pfc controller operating frequency benchmark, described pfc controller realizes PFC and controls, provide the switch controlling signal of PFC topological circuit, and the electric current of Real-Time Monitoring PFC topological circuit and voltage control parameter, to ensure work and the protection of PFC.
4. the high-power HID electric ballast that a kind of Electro Magnetic Compatibility according to claim 1 is excellent, it is characterized in that: described high-frequency absorption loop (4), high-low pressure, jumbo high-frequency absorption loop, it release PFC topological circuit export high-voltage direct current medium-high frequency harmonic components, ripple component simultaneously to greatest extent in filtering high-voltage DC power supply, is installed between PFC boost topological circuit (3) and high voltage dc bus (5).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420283814.6U CN204069459U (en) | 2014-05-30 | 2014-05-30 | The high-power HID electric ballast that a kind of Electro Magnetic Compatibility is excellent |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420283814.6U CN204069459U (en) | 2014-05-30 | 2014-05-30 | The high-power HID electric ballast that a kind of Electro Magnetic Compatibility is excellent |
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| CN204069459U true CN204069459U (en) | 2014-12-31 |
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| CN201420283814.6U Expired - Fee Related CN204069459U (en) | 2014-05-30 | 2014-05-30 | The high-power HID electric ballast that a kind of Electro Magnetic Compatibility is excellent |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105188241A (en) * | 2014-05-30 | 2015-12-23 | 湖北惠维科技股份有限公司 | Large-power HIG electronic ballast with excellent electromagnetic compatibility |
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2014
- 2014-05-30 CN CN201420283814.6U patent/CN204069459U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105188241A (en) * | 2014-05-30 | 2015-12-23 | 湖北惠维科技股份有限公司 | Large-power HIG electronic ballast with excellent electromagnetic compatibility |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Free format text: FORMER OWNER: HUBEI HUIWEI SCIENCE + TECHNOLOGY CO., LTD. Effective date: 20141223 Owner name: HUBEI HUIWEI SCIENCE + TECHNOLOGY CO., LTD. Free format text: FORMER OWNER: XIAOGAN JINENG SPECIAL LIGHTING CO., LTD. Effective date: 20141223 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20141223 Address after: 432100 No. 59 filial piety Road, industrial park, hi tech Development Zone, Hubei, Xiaogan Patentee after: Hubei Huiwei Sci&Tech Co., Ltd. Address before: Huang Hong Road Industrial Park in Xiaogan high tech Development Zone in Hubei Province, Xiaogan City, No. 9, 432100 Patentee before: Xiaogan Jineng Special Lighting Co., Ltd. Patentee before: Hubei Huiwei Sci&Tech Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 Termination date: 20190530 |
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| CF01 | Termination of patent right due to non-payment of annual fee |