CN2426244Y - Inner resistance self-controlled ac generator for car - Google Patents
Inner resistance self-controlled ac generator for car Download PDFInfo
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- CN2426244Y CN2426244Y CN00231193U CN00231193U CN2426244Y CN 2426244 Y CN2426244 Y CN 2426244Y CN 00231193 U CN00231193 U CN 00231193U CN 00231193 U CN00231193 U CN 00231193U CN 2426244 Y CN2426244 Y CN 2426244Y
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Abstract
The utility model relates to an inner resistance self-controlled AC generator for cars. The utility model is characterized in that the utility model is composed of two sets of stator three-phase windings A, B, and C, a bridge rectifier circuit, a bidirectional thyristor, and an electronic controller, wherein, the stator three-phase windings A, B, and C are provided with electrical angle of 120 DEG. When the utility model works with low speed, the electronic controller ca automatically make the two sets of three-phase windings of a stator are connected in series with each other by a bridge rectifier way; when the utility model works with more than moderate speed, the stator three-phase windings A, B, and C can automatically connect in series after change into six single-phase bridge rectifiers A < 1 >, A < 2 >, B < 1 >, B< 2 >, C< 1 >, and C < 2 >. The utility model has the advantages that the properties of charging with low speed are favorable, the specific power and the efficiency can be increased two times, heat loss is reduced by half, and the utility model is suitable for AC generators with brushes and without brushes.
Description
The utility model relates to a kind of AC generator for vehicle.
Traditional AC generator for vehicle structure is made up of stator, rotor and rectification three parts.Stator winding is to adopt " star " mode of connection more than 90%, and minority adopts the delta connection method; Above-mentioned traditional fixed stator three phase windings can only be worked in single output characteristic curve, guarantee to reach the rotating speed≤1000r/min of 14 volts zero peaces as emphasis, peak power output will reduce, want to improve power, have only the specification that strengthens generator, change entire machine design, add large volume, gain in weight, strengthen material consumption, improve manufacturing cost; Keep inefficient.Though early existing many both at home and abroad producers utilize the neutral diode that increases the star winding to improve the specific power of alternating current generator, also can only improve 10% to 15%, do not satisfy the requirement that increases substantially specific power.
The purpose of this utility model is to provide a kind of interior anti-autocontrol AC generator for vehicle.
The utility model is made up of two three-phase stator winding, four groups of three-phase bridge rectifier circuits, three bidirectional triode thyristors and electronic controller; Described three-phase stator winding must two leads and around, good insulation performance is arranged between the lead, sectional area is the same, and circle building, pitch and rule angle want the same, cephlad-caudal is wanted unanimity; Described two leads are formed two covers, three phase winding A respectively
1, B
1, C
1And A
2, B
2, C
2With A
1Head be numbered 1, B
1Head be numbered 2, C
1The head be numbered 3; By diode D
1, D
2, D
3, D
4, D
5, D
6Form first group of three-phase bridge rectifier circuit 14 of above-mentioned winding; D wherein
1, D
2, D
3Negative pole join, constitute the cathode output end of this device, D
1, D
2, D
3Positive pole respectively with D
4, D
5, D
6Negative pole and A
1, B
1, C
1Three phase windings 1,2,3, join D
4, D
5, D
6Positive pole join, constitute the cathode output end of this device; With A
1Tail be numbered (4), B
1Tail be numbered (5), C
1Tail be numbered (6); By diode D
7, D
8, D
9, D
10, D
11, D
12Second group of three-phase bridge rectifier circuit 15 forming above-mentioned winding; D wherein
7, D
8, D
9Negative pole join, incorporate the cathode output end that constitutes this device into, D
7, D
8, D
9Positive pole respectively with D
10, D
11, D
12Negative pole, three bidirectional triode thyristor SCR
1, SCR
2, SCR
3Negative electrode and above-mentioned three phase winding A
1, B
1, C
1Tail (4), (5), (6) join D
10, D
11, D
12Positive pole join, incorporate the cathode output end that constitutes this device into; The three phase winding A that above-mentioned another root lead is formed
2, B
2, C
2A
2The head of phase is numbered (1), B
2The head of phase is numbered (2), C
2The head of phase is numbered (3); By diode D
13, D
14, D
15, D
16, D
17, D
18The 3rd group of three-phase bridge rectifier circuit 16 forming above-mentioned winding; D wherein
13, D
14, D
15Negative pole join, incorporate the cathode output end that constitutes this device into, D
13, D
14, D
15Positive pole respectively with D
16, D
17, D
18Negative pole, three bidirectional triode thyristor SCR
1, SCR
2, SCR
3Anode, electronic controller 8 and above-mentioned A
2, B
2, C
2The head of three phase windings (1), (2), (3) join D
16, D
17, D
18Positive pole join, incorporate the cathode output end that constitutes this device into; With A
2Tail be numbered 4, B
2Tail be numbered 5, C
2Tail be numbered 6; By diode D
19, D
20, D
21, D
22, D
22, D
24The 4th group of three-phase bridge rectifier circuit 17 forming above-mentioned winding; D wherein
19, D
20, D
21Negative pole join, incorporate the cathode output end that constitutes this device into, D
19, D
20, D
21Positive pole respectively with D
22, D
23, D
24Negative pole and A
2, B
2, C
2The tail 4,5,6 of three phase windings joins D
22, D
23, D
24Positive pole join, incorporate the cathode output end that constitutes this device into; Above-mentioned three bidirectional triode thyristor SCR
1, SCR
2, SCR
3Trigger electrode and anode three pairs of control ends connecing electronic controller respectively; The interleave that rises to two kinds of output characteristic curves when the rotating speed of alternating current generator is put when above, and above-mentioned three pairs of control ends form and open circuit; This device also comprises a magnet exciting coil L
1, magnet exciting coil L
1Two terminate on the electronic voltage controller 7; Rectifier diode D
25, D
26, D
27, D
28, D
29, D
30, D
31, D
32, D
33Positive pole respectively with D
21, D
20, D
19, D
15, D
14, D
13, D
3, D
2, D
1Positive pole be connected D
25, D
26, D
27, D
28, D
29, D
30, D
31, D
32, D
33Negative pole and the live wire D of electronic voltage controller 7
+, sustained diode
34Negative pole and excitation winding L
1Live wire+be connected magnet exciting coil L
1-with D
34Positive pole, the F of electronic voltage controller 7 join.Electronic controller 8+(just) utmost point and binding post IG join, this device all-(bearing) utmost point bonding.
By to three-phase stator winding A
1And A
2, B
1And B
2, C
1And C
2Serial parallel conversion the time the different numbers of turn that produce, the analysis of different interior anti-output characteristic curves, through optimal design, interleave place at two output characteristic curves realizes automatic conversion, just can make above-mentioned AC generator for vehicle can not only improve the low speed charging performance, the more important thing is and realized in the rated speed scope, increasing exponentially specific power, increased exponentially efficient, significantly reduced thermal losses, under the situation that does not change radiating element and wind path, reduce temperature rise significantly, reduce the excitation loss of generator significantly, having enlarged the applicable surface of voltage regulator, is a good energy-conserving product.
The drawing explanation:
Accompanying drawing is circuit theory diagrams of the present utility model.
The utility model effect is as follows:
1, AC generator for vehicle is improved and improve the low speed charging performance, zero current turns to Speed≤1000r/min the more important thing is and can hand over the interior automobile that increases exponentially at≤6000r/min The specific power of current generator, for example: make the alternating current generator of 1500 watts of original outputs, one jumps into For exporting the alternating current generator more than 3000 watts.
2. the efficient of alternating current generator is doubled, for example generally use both at home and abroad at present The efficient of AC generator for vehicle is generally all 25% in 30%, and said apparatus can make efficient Double, reach about 60%. It is a good energy-conserving product.
With compare volume, the weight that not only can reduce alternating current generator with the power alternating current generator.Reduce copper cash consumption; And can also reduce the current density that excitation winding, three-phase stator winding and diode are in operation significantly, significantly reduce the thermal losses and the temperature rise of alternating current generator, for example: 75 ℃ of the temperature rises of former 14 volts of 500 watts of alternating current generators, and after the enforcement the art of this patent under the situation that output is pacified for 13.5 volts 85, only about 35 ℃ of temperature rises, this will slow down insulating material and oil ageing process greatly, prolong the useful life of alternating current generator.
4. reduce the exciting current of alternating current generator significantly, enlarge the scope of application of voltage regulator, the exciting current of general 14 volts of 1000 watts of brushless AC generators is all more than 5 peaces, and the exciting current after this patent enforcement, under the situation that power output doubles, exciting current is the same with prototype, is still about 2.9 peaces, the generator identical with power output compared, and reduces excitation loss nearly half.
5. because the utility model is applicable to generally use both at home and abroad at present various types of brush and brushless AC generator for vehicle are arranged, to from small-power to the high-power simplification process that excessively played.Save the effect of man-hour and material consumption.
Specific implementation method of the present utility model and step:
1. determine the number of turn and the sectional area of wire of every phase winding.
2. the coiling of three phase windings: must sectional area identical two leads and around, the number of turn, pitch, the angle that rolls off the production line want the same.
3. in rule and when wiring, will be with the positions of 12 lead-in wires, by the place that comes with rectifier bridge and bidirectional triode thyristor easy-to-connect.
4. lead and stator core, lead and lead (comprise two and around lead) between, all to keep good insulation performance.
5. the mode of connection of threephase stator winding: this is the part that important difference is arranged with traditional vehicle alternator; What adopt promptly is not " star ", neither " triangle " mode of connection; What adopt is that A, B, C, three phase windings are divided into A
1, A
2, B
1, B
2, C
1, C
2Each is two windings mutually, utilize the break-make of bidirectional triode thyristor to make two windings of each phase form the stator winding of series connection and conversion in parallel; Make its when low speed under the cooperation of rectifier bridge 14,17, bidirectional triode thyristor and electronic controller, form circuit in parallel behind three single-phase bridge rectifications; Under the cooperation of rectifier bridge 14,15,16,17, bidirectional triode thyristor and electronic controller, form circuit in parallel behind six single-phase bridge rectifications during high speed.The break-make of bidirectional triode thyristor is by electronic controller control, and electronic controller is that the frequency with generator is that signal source realizes; Its principle and the mode of connection please be seen shown in the accompanying drawing; Three-phase stator winding is divided into two and around, A wherein
1, B
1, C
11,2,3 connect first group of 14 three-phase bridge rectifier circuit, tail (4), (5), (6) connect second group of 15 three-phase bridge rectifier circuit; Another root A
2, B
2, C
2Head (1), (2), (3) connect the 3rd group of 16 three-phase bridge rectifier circuits; Tail 4,5,6 connects the 4th group of 17 three-phase bridge rectifier circuits; A
1Tail (4) and A
2Head (1) between meet bidirectional triode thyristor SCR respectively
1Negative electrode and anode, B
1Tail (5) and B
2Head (2) between meet bidirectional triode thyristor SCR respectively
2Negative electrode and anode, C
1Tail (6) and C
2Head (3) between meet bidirectional triode thyristor SCR respectively
3Negative electrode and anode.The anode of bidirectional triode thyristor and trigger electrode connect the control end of electronic controller 8 respectively; L
1Be the excitation winding of generator, 7 is electronic voltage controller, D
34Be fly-wheel diode.
After opening ignition switch, 12 volts or 24 volts power supplys of battery positive voltage are leaded up to charging indicator light and generator D
+Join, this electric current bonding behind excitation winding and voltage regulator returns battery terminal negative, and charging indicator light is bright; After the generator excitation generating, charging indicator light extinguishes automatically; The IG binding post of ignition system and generator is removed on another road, through the work of IG power supply sub-controller, makes three bidirectional triode thyristor conductings; This moment, (4) of three-phase stator winding were logical with (1), and (5) are logical with (2), and (6) are logical with (3), form A
1And A
2Series connection, B
1And B
2Series connection, C
1And C
2The circuit of parallel connection behind three single-phase bridge rectifications of series connection.Improve the low speed charging performance of generator.
When the load current of alternating current generator rises to the interleave point of two kinds of output characteristic curves, " electronic controller " cuts off three pairs of control ends automatically, bidirectional triode thyristor negative electrode and anode are turn-offed, stator two covers three phase winding AC side are separated, make number of turn minimizing 1/2 between three-phase winding wire and the line; Become circuit in parallel behind six single bridge rectifiers, the big minimizing of the interior Chinese People's Anti-Japanese Military and Political College is so the power output of alternating current generator increases exponentially.
Claims (1)
- Anti-autocontrol AC generator for vehicle in a kind of is characterized in that: it is made up of two cover three-phase stator winding, four groups of three-phase bridge rectifier circuits, three bidirectional triode thyristors and electronic controller; Described three-phase stator winding must two leads and the same around, mutually insulated between the lead, sectional area, and the number of turn, pitch and rule angle want the same, cephlad-caudal is wanted unanimity; Described two leads are formed two covers, three phase winding A respectively 1, B 1, C 1And A 2, B 2, C 2With A 1The head be numbered 1, B 1The head be numbered 2, C 1The head be numbered 3; By diode D 1, D 2, D 3, D 4, D 5, D 6Form first group of three-phase bridge rectifier circuit 14 of above-mentioned winding; D wherein 1, D 2, D 3Negative pole join, constitute the cathode output end of this device, D 1, D 2, D 3Positive pole respectively with D 4, D 5, D 6Negative pole and A 1, B 1, C 1Three phase windings 1,2,3, join D 4, D 5, D 6Positive pole join, constitute the cathode output end of this device; With A 1Tail be numbered (4), B 1Tail be numbered (5), C 1Tail be numbered (6); By diode D 7, D 8, D 9, D 10, D 11, D 12Second group of three-phase bridge rectifier circuit 15 forming above-mentioned winding; D wherein 7, D 8, D 9Negative pole join, incorporate the cathode output end that constitutes this device into, D 7, D 8, D 9Positive pole respectively with D 10, D 11, D 12Negative pole, three bidirectional triode thyristor SCR 1, SCR 2, SCR 3Negative electrode and above-mentioned three phase winding A 1, B 1, C 1Tail (4), (5), (6) join D 10, D 11, D 12Positive pole join, incorporate the cathode output end that constitutes this device into; The three phase winding A that above-mentioned another root lead is formed 2, B 2, C 2A 2The head of phase is numbered (1), B 2The head of phase is numbered (2), C 2The head of phase is numbered (3); By diode D 13, D 14, D 15, D 16, D 17, D 18The 3rd group of three-phase bridge rectifier circuit 16 forming above-mentioned winding; D wherein 13D 14, D 15Negative pole join, incorporate the cathode output end that constitutes this device into, D 13, D 14, D 15Positive pole respectively with D 16, D 17, D 18Negative pole, three bidirectional triode thyristor SCR 1, SCR 2, SCR 3Anode, electronic controller 8 and above-mentioned A 2, B 2, C 2The head of three phase windings (1), (2), (3) join D 16, D 17, D 18Positive pole join, incorporate the cathode output end that constitutes this device into; With A 2Tail be numbered 4, B 2Tail be numbered 5, C 2Tail be numbered 6; By diode D 19, D 20, D 21, D 22, D 23, D 24The 4th group of three-phase bridge rectifier circuit 17 forming above-mentioned winding; D in the base 19, D 20, D 21Negative pole join, incorporate the cathode output end that constitutes this device into, D 19, D 20, D 21Positive pole respectively with D 22, D 23, D 24Negative pole and A 2, B 2, C 2The tail 4,5,6 of three phase windings joins D 22, D 23, D 24Positive pole join, incorporate the cathode output end that constitutes this device into; Above-mentioned three bidirectional triode thyristor SCR 1, SCR 2, SCR 3Trigger electrode and anode three pairs of control ends connecing electronic controller respectively; The interleave that rises to two kinds of output characteristic curves when the rotating speed of alternating current generator is put when above, and above-mentioned three pairs of control ends form and open circuit; This device also comprises a magnet exciting coil L 1, magnet exciting coil L 1Two terminate on the electronic voltage controller 7; Rectifier diode D 25D 26, D 27, D 28, D 29, D 30, D 31, D 32, D 33Positive pole respectively with D 21, D 20, D 19, D 15, D 14, D 13, D 3, D 2, D 1Positive pole be connected D 25, D 26, D 27, D 28, D 29, D 30, D 31, D 32, D 33Negative pole and the live wire D of electronic voltage controller 7 +, sustained diode 34Negative pole and excitation winding L 1Live wire+be connected magnet exciting coil L 1-with D 34Positive pole, the F of electronic voltage controller 7 join.Electronic controller 8+/ (just) utmost point and binding post IG join, this device all-/(bearing) utmost point bonding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN00231193U CN2426244Y (en) | 2000-04-10 | 2000-04-10 | Inner resistance self-controlled ac generator for car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN00231193U CN2426244Y (en) | 2000-04-10 | 2000-04-10 | Inner resistance self-controlled ac generator for car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2426244Y true CN2426244Y (en) | 2001-04-04 |
Family
ID=33594139
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN00231193U Expired - Fee Related CN2426244Y (en) | 2000-04-10 | 2000-04-10 | Inner resistance self-controlled ac generator for car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2426244Y (en) |
-
2000
- 2000-04-10 CN CN00231193U patent/CN2426244Y/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: YU HUIXIONG Free format text: FORMER NAME OR ADDRESS: XIONG XIJIU |
|
| CP03 | Change of name, title or address |
Address after: 545006 Guangxi Liuzhou hi tech Zone two hi tech Pudong Automotive Air Conditioning Co., Ltd. Patentee after: Yu Huixiong Address before: 102600, Beijing, Daxing District River intersection, Xin'an, West seven, building 1-402 Patentee before: Xiong Xijiu |
|
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |