CN107919825B - Automobile electronic regulator and working method thereof - Google Patents
Automobile electronic regulator and working method thereof Download PDFInfo
- Publication number
- CN107919825B CN107919825B CN201711214911.4A CN201711214911A CN107919825B CN 107919825 B CN107919825 B CN 107919825B CN 201711214911 A CN201711214911 A CN 201711214911A CN 107919825 B CN107919825 B CN 107919825B
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- Prior art keywords
- automobile
- ceramic
- circuit board
- thick film
- electronic regulator
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P9/00—Arrangements for controlling electric generators for the purpose of obtaining a desired output
- H02P9/14—Arrangements for controlling electric generators for the purpose of obtaining a desired output by variation of field
- H02P9/26—Arrangements for controlling electric generators for the purpose of obtaining a desired output by variation of field using discharge tubes or semiconductor devices
- H02P9/30—Arrangements for controlling electric generators for the purpose of obtaining a desired output by variation of field using discharge tubes or semiconductor devices using semiconductor devices
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K5/00—Casings; Enclosures; Supports
- H02K5/04—Casings or enclosures characterised by the shape, form or construction thereof
- H02K5/18—Casings or enclosures characterised by the shape, form or construction thereof with ribs or fins for improving heat transfer
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- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P9/00—Arrangements for controlling electric generators for the purpose of obtaining a desired output
- H02P9/006—Means for protecting the generator by using control
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- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Physics & Mathematics (AREA)
- Thermal Sciences (AREA)
- Control Of Eletrric Generators (AREA)
Abstract
The invention discloses an automobile electronic regulator and a working method thereof, and belongs to the technical field of automobile electronics. The electronic regulating circuit comprises an ASIC chip, a power tube and an auxiliary electronic component; the electronic regulating circuit is arranged on the ceramic-based thick film circuit board; the ASIC chip is an ANC8001 type multifunctional automobile voltage regulator special chip; the power tube is an IGBT power tube; an aluminum profile radiating fin is adhered to the lower portion of the ceramic-based thick film circuit board. The ceramic-based thick film circuit board is adhered on the aluminum profile radiating fin through the radiating glue. The graphene coating is coated on the surface of the aluminum profile radiating fin in an electrostatic manner. According to the invention, the IGBT power tube is used for the first time to improve the current capacity of the power tube, and the electronic regulator of the automobile is protected by matching with an ASIC chip overload protection function and a cooling working method, so that the heat dissipation problem is solved; the heat dissipation capacity of the automobile electronic regulator is improved through the aluminum profile cooling fins and the graphene coating, and the purpose of safely and reliably regulating and controlling the high-power automobile generator is achieved.
Description
Technical Field
The invention relates to the technical field of automobile electronics, in particular to a built-in automotive electronic regulator with over 5000W ultrahigh power for an automotive alternating-current generator and a working method thereof.
Background
Automotive electronic regulators are important components of automotive alternators. The automobile AC generator is driven by the engine, the output voltage fluctuates with the change of the engine speed, and the automobile electronic regulator has the function of keeping the output voltage of the AC generator constant. Because the automotive electronic regulator is installed inside the automotive alternator and is influenced by the restriction of the internal space of the alternator and the harsh high-temperature environmental conditions, the automotive electronic regulator can only meet the requirements of the automotive alternator below 5000W at present. With the increase of the vehicle-mounted configuration, the power of the automobile generator is increasing, and a reliable electronic regulator with ultrahigh power is urgently needed. However, the cooling method of the existing cooling system of the electronic regulator under the high-power working condition has the difficult problem which is not overcome yet, and the electronic regulator with ultrahigh power is difficult to realize.
Disclosure of Invention
The invention aims to overcome the power defect of the conventional automobile electronic regulator and provides an ultrahigh-power automobile electronic regulator and a working method thereof.
The invention is realized by the following technical scheme: an electronic regulator for automobile comprises an electronic regulating circuit composed of an ASIC chip, a power tube and an auxiliary electronic component; the electronic regulating circuit is arranged on the ceramic-based thick film circuit board; the ASIC chip is an ANC8001 type multifunctional automobile voltage regulator special chip; the power tube is an IGBT power tube; and an aluminum profile radiating fin is adhered to the lower part of the ceramic-based thick film circuit board.
Preferably: the ceramic-based thick film circuit board is adhered to the aluminum profile radiating fin through the radiating glue.
Preferably: the graphene coating is coated on the surface of the aluminum profile radiating fin in an electrostatic manner.
Preferably: the aluminum profile radiating fin is arranged on a die-casting plastic bracket through packaging glue; the plastic-compression casting material support is provided with a connector, and the connector of the plastic-compression casting material support is connected with the input end and the output end of the ceramic-based thick film circuit board through leads.
Preferably: the lead wire is fixed with the die-casting plastic support connector and the input end and the output end of the ceramic-based thick film circuit board through electric welding or tin soldering.
An ASIC chip controls an IGBT power tube in a PWM (pulse width modulation) mode at a fixed frequency of 125HZ, so that the IGBT power tube is enabled to work in a modulation mode at an optimized frequency, and the temperature consumption is minimum; the ASIC chip senses the temperature of the ceramic-based thick film circuit board, when the temperature of the ceramic-based thick film circuit board reaches 160 ℃, the output of the automotive electronic regulator is in a closed state, and when the temperature of the ceramic-based thick film circuit board is reduced to be lower than 160 ℃, the automotive electronic regulator starts to resume working by a duty ratio of 2% when the temperature of the ceramic-based thick film circuit board is reduced by 10 ℃.
Preferably: the ASIC chip scans the excitation circuit of the automobile generator at intervals of 0.2 second, and when the excitation circuit of the automobile generator is overloaded, the output of the automobile electronic regulator is in a closed state; when the overcurrent of the excitation circuit of the automobile generator disappears, the ASIC chip re-excites the automobile electronic regulator to start, and the automobile electronic regulator resumes working.
Compared with the prior art, the invention has the beneficial effects that: the IGBT power tube is used for improving the current capacity of the power tube for the first time, and an ASIC chip overload protection function and a cooling working method are matched to protect an automotive electronic regulator and solve the heat dissipation problem; the heat dissipation capacity of the automobile electronic regulator is improved through the aluminum profile cooling fins and the graphene coating, and the purpose of safely and reliably regulating and controlling the high-power automobile generator is achieved.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present invention;
FIG. 2 is a right side view of FIG. 1;
FIG. 3 is a pin diagram of an ASIC chip in an embodiment of the present invention;
FIG. 4 is a block diagram of an ASIC chip in an embodiment of the present invention.
In the figure: 1. an ASIC chip; 2. a power tube; 3. a ceramic-based thick film circuit board; 4. an aluminum profile cooling fin; 5. and (3) die-casting the plastic bracket.
Detailed Description
The following is a specific embodiment of the present invention, which will be further described with reference to the accompanying drawings.
As shown in fig. 1 and 2, an electronic regulator for a vehicle includes an electronic regulating circuit composed of an ASIC chip 1, a power tube 2, and auxiliary electronic components; the electronic regulating circuit is mounted on the ceramic-based thick film circuit board 3. The improvement of the embodiment is that: the ASIC chip 1 adopts an ANC8001 type multifunctional automobile voltage regulator special chip which is independently developed, and is laid out and designed with a public number BS.15550391X. In terms of the selection of the power transistor 2, IGBTIGBT is selected for the first time in this embodiment to replace the darlington MOS transistor.
Ceramic-based thick film circuit board 3 passes through the heat dissipation adhesive and attaches on aluminium alloy fin 4, and the static coating in aluminium alloy fin 4 surface has graphite alkene coating film. The aluminum profile cooling fin 4 is installed on the die-casting plastic support 5 through packaging glue, and the die-casting plastic support 5 is provided with a joint. The lead wires are fixed on the input and output ends of the connector of the die-casting plastic bracket 5 and the ceramic-based thick film circuit board 3 through electric welding or soldering.
The ASIC chip 1 adopts a chip dedicated to an ANC8001 multifunctional automobile voltage regulator, which is developed independently, and is published under the number BS.15550391X, a pin diagram of the ANC8001 ASIC chip 1 is shown in FIG. 3, and a block diagram of the ANC8001 ASIC chip 1 is shown in FIG. 4.
The working method of the automotive electronic regulator in the embodiment comprises the following steps:
the ASIC chip 1 controls the IGBT power tube in a PWM mode at a fixed frequency of 125HZ, so that the IGBT power tube is ensured to be modulated at an optimized frequency and the temperature consumption is minimum;
the ASIC chip 1 senses the temperature of the ceramic-based thick film circuit board 3, when the temperature of the ceramic-based thick film circuit board 3 reaches 160 ℃, the output of the automotive electronic regulator is in a closed state, and when the temperature of the ceramic-based thick film circuit board 3 is reduced to be lower than 160 ℃, the automotive electronic regulator is started to be opened at a duty ratio of 2 percent when the temperature of the ceramic-based thick film circuit board 3 is reduced by 10 ℃;
the ASIC chip 1 scans the excitation circuit of the automobile generator at intervals of 0.2 second, and when the excitation circuit of the automobile generator is overloaded, the output of the automobile electronic regulator is in a closed state; when the overcurrent of the excitation circuit of the automobile generator disappears, the ASIC chip 1 re-excites the automobile electronic regulator to start, and the automobile electronic regulator resumes working.
Claims (6)
1. The working method of the automotive electronic regulator comprises an electronic regulating circuit consisting of an ASIC chip (1), a power tube (2) and auxiliary electronic components; the electronic regulating circuit is arranged on the ceramic-based thick film circuit board (3); the ASIC chip (1) is an ANC8001 type multifunctional automobile voltage regulator special chip; the power tube (2) is an IGBT power tube; an aluminum profile cooling fin (4) is adhered to the lower part of the ceramic-based thick film circuit board (3);
the ASIC chip (1) controls the IGBT power tube in a PWM (pulse width modulation) mode at a 125HZ fixed frequency, so that the IGBT power tube is ensured to be modulated at an optimized frequency and the temperature consumption is minimum;
the ASIC chip (1) senses the temperature of the ceramic-based thick film circuit board (3), and when the temperature of the ceramic-based thick film circuit board (3) reaches 160 ℃, the output of the automotive electronic regulator is in a closed state; when the temperature of the ceramic-based thick film circuit board (3) is reduced to be lower than 160 ℃, the operation is started to be recovered by switching on the ceramic-based thick film circuit board (3) at a duty ratio of 2% every time the temperature is reduced by 10 ℃.
2. The operating method of an electronic regulator for an automobile according to claim 1, wherein: the ASIC chip (1) scans an excitation circuit of the automobile generator at intervals of 0.2 second, and when the excitation circuit of the automobile generator is overloaded, the output of an automobile electronic regulator is in a closed state; when the overcurrent of the excitation circuit of the automobile generator disappears, the ASIC chip (1) re-excites the automobile electronic regulator to start, and the automobile electronic regulator resumes working.
3. The operating method of an electronic regulator for an automobile according to claim 1, wherein: the ceramic-based thick film circuit board (3) is adhered to the aluminum profile cooling fin (4) through cooling glue.
4. The operating method of an electronic regulator for an automobile according to claim 1, wherein: the graphene coating is coated on the surface of the aluminum profile cooling fin (4) in an electrostatic manner.
5. The operating method of an electronic regulator for an automobile according to claim 1, wherein: the aluminum profile cooling fin (4) is arranged on a die-casting plastic bracket (5) through packaging glue; the die-casting plastic support (5) is provided with a joint, and the joint of the die-casting plastic support (5) is connected with the input end and the output end of the ceramic-based thick film circuit board (3) through lead wires.
6. The operating method of an electronic regulator for an automobile according to claim 5, wherein: the lead is fixed with the joint of the die-casting plastic bracket (5) and the input end and the output end of the ceramic-based thick film circuit board (3) through electric welding or tin soldering.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711214911.4A CN107919825B (en) | 2017-11-28 | 2017-11-28 | Automobile electronic regulator and working method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711214911.4A CN107919825B (en) | 2017-11-28 | 2017-11-28 | Automobile electronic regulator and working method thereof |
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| Publication Number | Publication Date |
|---|---|
| CN107919825A CN107919825A (en) | 2018-04-17 |
| CN107919825B true CN107919825B (en) | 2020-06-16 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201711214911.4A Active CN107919825B (en) | 2017-11-28 | 2017-11-28 | Automobile electronic regulator and working method thereof |
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Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110649567B (en) * | 2019-09-26 | 2021-05-11 | 中国科学院半导体研究所 | Voltage regulator module for automobile alternator |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201001028Y (en) * | 2006-09-29 | 2008-01-02 | Bcd半导体制造有限公司 | Single chip type switch power source and overtemperature protective circuit thereof |
| CN103458554A (en) * | 2012-05-30 | 2013-12-18 | 海洋王照明科技股份有限公司 | LED drive circuit and LED lamp |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7180204B2 (en) * | 2005-01-07 | 2007-02-20 | General Electric Company | Method and apparatus for wind turbine air gap control |
| CN102497161B (en) * | 2011-11-08 | 2014-02-19 | 浙江双友物流器械股份有限公司 | Driving device, control device and control method for high-current equipment |
| CN202713220U (en) * | 2012-03-15 | 2013-01-30 | 戚墅堰机车车辆厂工业公司 | Internal combustion locomotive voltage regulator |
| CN103683975A (en) * | 2013-12-30 | 2014-03-26 | 重庆博耐特实业（集团）有限公司 | Voltage regulator and rectifier bridge integrated structure of automobile alternating-current generator |
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- 2017-11-28 CN CN201711214911.4A patent/CN107919825B/en active Active
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201001028Y (en) * | 2006-09-29 | 2008-01-02 | Bcd半导体制造有限公司 | Single chip type switch power source and overtemperature protective circuit thereof |
| CN103458554A (en) * | 2012-05-30 | 2013-12-18 | 海洋王照明科技股份有限公司 | LED drive circuit and LED lamp |
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| CN107919825A (en) | 2018-04-17 |
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Denomination of invention: An automotive electronic regulator and its working method Effective date of registration: 20220825 Granted publication date: 20200616 Pledgee: Bank of Nanjing Co.,Ltd. Xuzhou Branch Pledgor: JIANGSU AUTONIC ELECTRONIC CO.,LTD. Registration number: Y2022320000492 |