CN202685977U - Automobile dual-generator parallel power supply system - Google Patents
Automobile dual-generator parallel power supply system Download PDFInfo
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- CN202685977U CN202685977U CN2012203690895U CN201220369089U CN202685977U CN 202685977 U CN202685977 U CN 202685977U CN 2012203690895 U CN2012203690895 U CN 2012203690895U CN 201220369089 U CN201220369089 U CN 201220369089U CN 202685977 U CN202685977 U CN 202685977U
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- power takeoff
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Abstract
The utility model provides an automobile dual-generator parallel power supply system. The automobile dual-generator parallel power supply system comprises a first generator driven by an engine gear train, a gearbox, and a second generator driven by a power take-off unit, wherein the gearbox is connected with the power take-off unit; the output shaft of the power take-off unit drives the power shaft of the second generator through a transmission mechanism; and the two generators are connected in parallel through a power line to realize balanced power output. The transmission mechanism includes a power take-off unit belt pulley, a second generator belt pulley, a toothed belt connected with the power take-off unit belt pulley and the second generator belt pulley, and a belt tension adjusting mechanism for tensioning the toothed belt, wherein the transmission ratio of the power take-off unit belt pulley to the second generator belt pulley is 1:3. The gearbox is connected with the power take-off unit through a clutch. The excitation coils of the two generators are connected with a respective multifunctional regulator in series, and then are connected in parallel to realize balanced parallel power output. A protection plate is arranged below the power take-off unit to effectively protect the power take-off mechanism, and the protection plate is connected with the left and the right automobile frame and is placed horizontally. The second generator is fixed by a support mounted on the gearbox.
Description
Technical field
The utility model relates to a kind of automobile-used double-generator parallel operation system, belongs to vehicle fuel generator set technical field.
Background technology
Along with the intellectuality of military equipment, electrified development, the upper installing of tactical vehicle is standby increasing to electrical power requirements, and most of military-designed vehicle does not possess the additional power fan-out capability.Each tactical vehicle adopts the oil-fired power generating unit to satisfy upper dress electricity consumption needs substantially, and it occupies the limited equipment space of vehicle, has simultaneously the problems such as noise is large, discharging is large, cold start-up is difficult, use is inconvenient.
At present, most of equipment vehicle adopts the oil-fired power generating unit to the upper dress power devices of vehicle, and it exists discharging, noise, cold start-up difficulty, uses the problems such as inconvenient.Adopt the oil-fired power generating unit except solving the problem of the cold start-up of vehicle own, also need solve the cold start-up problem of oil-fired power generating unit; Need take out of outside the car when oil-fired power generating unit uses, also need periodic maintenance to safeguard.
Summary of the invention
The purpose of this utility model is to adopt integrated, compact design, designs a kind of automobile-used double-generator parallel operation system for improving the vehicle electrical power horsepower output, and reliable and stable electric power output is provided for the upper installing of vehicle is standby.Reach and simplify equipment, the purpose of the reliability of raising equipment, maintainability, usability.
The technical solution of the utility model: automobile-used double-generator parallel operation of the present utility model system comprises the first electrical generator that is driven by engine wheel system, if the second electrical generator by change speed gear box, power takeoff driving, change speed gear box connects power takeoff, the output shaft of power takeoff drives the dynamical axis of the second electrical generator by transmission device, two electrical generators are by power line power equalization output in parallel.
Described transmission device comprises power takeoff belt pulley, the second dynamo pulley, the odontoid belt that connects power takeoff belt pulley and the second dynamo pulley, to the belt tension regulating mechanism of odontoid belt tensioning, the transmitting ratio of power takeoff belt pulley and the second dynamo pulley is 1:3.
Be connected by power-transfer clutch between described change speed gear box and the power takeoff.
The excitation coil of described two electrical generators multifunction regulator separately of connecting respectively, then in parallel, the control signal of two multifunction regulators is taken from electrical generator B+ end simultaneously, realizes power equalization output in parallel.
The below of described power takeoff is established backplate power takeoff generation unit mechanism is carried out the actv. protection, and backplate is connected on the vehicle frame of the left and right sides, horizontal positioned.
Described the second electrical generator is fixed by support, and support is installed on the change speed gear box.
Advantage of the present utility model: the utility model compact conformation, easy to use, be easy to safeguard.Provide reliable and stable electric power output for the upper installing of vehicle is standby, improved reliability, the maintainability of equipment.The problems such as the discharging that present hydro power generation system exists is large, noise is large, cold start-up is difficult, use is inconvenient have been solved.
Double-generator parallel operation of the present utility model system makes vehicle electric energy fan-out capability reach 8kW, substantially satisfies most of tactical vehicle to the demand of electric power.This system adopts integrated, compact design, does not take the vehicle outfitting space, does not affect former car carrying capacity, and is portable good, is convenient to promote.
Description of drawings
Fig. 1 is overall structure schematic diagram of the present utility model.
Fig. 2 is power takeoff generation unit part schematic diagram of the present utility model.
Fig. 3 is the left view of Fig. 2.
Fig. 4 is the electrical schematic diagram that multifunction regulator is connected with electrical generator.
Fig. 5 is double-generator parallel operation of the present utility model system electrical schematic diagram.
The specific embodiment
Such as Fig. 1, Fig. 2, Fig. 3: automobile-used double-generator parallel operation of the present utility model system comprises the first electrical generator 2 that is driven by driving engine 1 train, if the second electrical generator 5 by change speed gear box 3, power takeoff 4 drivings, change speed gear box 3 connects power takeoff 4, the output shaft of power takeoff 4 drives the dynamical axis of the second electrical generator 5 by transmission device, two electrical generators are by power cable 7 power equalization outputs in parallel.
Described transmission device comprises power takeoff belt pulley 4a, the second dynamo pulley 5a, connects the odontoid belt 6a of power takeoff belt pulley 4a and the second dynamo pulley 5a, and belt tension regulating mechanism 6b realizes degree of tension control to odontoid belt 6a.
The transmitting ratio of power takeoff belt pulley 4a and the second dynamo pulley 5a is 1:3.
Be connected by power-transfer clutch 8 between described change speed gear box 3 and the power takeoff 4,8a is the clutch operating handle.The below of power takeoff 4 is established 11 pairs of power takeoff generation unit mechanisms of backplate and is carried out the actv. protection, and backplate 11 is connected on the left and right sides vehicle frame 10, and horizontal positioned is carried out the actv. protection to power takeoff generation unit mechanism.
As shown in Figure 1, the first electrical generator 2 drives rating horsepower 28V/4kW by driving engine 1; The second electrical generator 5 drives rating horsepower 28V/4kW by change speed gear box 3 by power takeoff 4.Two generator output ends are by power cable 7 parallel connections, and its negative pole is communicated with by engine assembly, transmission assembly.Operation clutch operating handle 8a, power-transfer clutch 8 realize power takeoff work and the control that stops.
Fig. 4 is the electrical schematic diagram that multifunction regulator is connected with electrical generator.
The core of multifunction regulator is the IC control chip, and its principle of work is:
After ignition lock K connected, indicator lamp was bright, and multifunction regulator gets electric, the output duty cycle of IC control chip power ratio control pipe Q.Storage battery V(24V) provide exciting current to generator amature by the B+ end, rectifier bridge P point has signal to produce, P point voltage signal and frequency increase with generator speed, when P point signal reaches the frequency set in the IC control chip and voltage, indicator lamp extinguishes, and electrical generator (28V/4kW) becomes self-excitation by separate excitation, and electrical generator B+ terminal voltage raises with rotating speed, when electrical generator B+ terminal voltage during greater than battery tension V, electrical generator begins supplying power for outside.The IC control chip is according to load variations, and namely the output duty cycle of B+ terminal voltage power ratio control pipe Q provides the purpose that supplies exciting current thereby reach according to load for electrical generator.
Fig. 5 is double-generator parallel operation of the present utility model system electrical schematic diagram: the excitation coil of described two electrical generators multifunction regulator separately of connecting respectively, then in parallel, the control signal of two multifunction regulators is taken from electrical generator B+ end simultaneously, realizes power equalization output in parallel.
The excitation coil of the first electrical generator 2 and 5 two electrical generators of the second electrical generator multifunction regulator separately of connecting respectively, two multifunction regulators detect same point, are the variation of electrical generator B+ terminal voltage, make the control of two multifunction regulators synchronous, thereby reach two electrical generators are realized power equalization output in parallel by multifunction regulator purpose.
The utility model is arranged in two different places with the 28V/4kW car rule electrical generator of two small volumes.The first electrical generator 2 is driven by belt wheel system of engine, and the second electrical generator 5 is driven by the change speed gear box power takeoff.This electrical generator adopts high precision, lowly drifts about, the multifunction electric voltage regulator of high conformity, and power can balanced be exported when guaranteeing the power supply of two parallel operation of generators, damages because of overload to prevent a certain electrical generator.
The motor load distribution is mainly determined by the regulating control regulating voltage, if two motor multifunctional voltage regulators can remain consistent, then load output just can balancedly distribute, so accomplish that two motor multifunctional voltage regulator regulating voltages are identical identical with temperature factor, select two multifunction electric voltage regulator regulating voltage differences on the technique in 0.07V, the temperature factor difference is at 1mV/ ℃.
Claims (7)
1. automobile-used double-generator parallel operation system, comprise the first electrical generator (2) that is driven by driving engine (1) train, it is characterized in that: establish the second electrical generator (5) that is driven by change speed gear box (3), power takeoff (4), change speed gear box (3) connects power takeoff (4), the output shaft of power takeoff (4) drives the dynamical axis of the second electrical generator (5) by transmission device, two electrical generators are by power line (7) power equalization output in parallel.
2. automobile-used double-generator parallel operation according to claim 1 system, it is characterized in that: described transmission device comprises power takeoff belt pulley (4a), the second dynamo pulley (5a), the odontoid belt (6a) that connects power takeoff belt pulley (4a) and the second dynamo pulley (5a), to the belt tension regulating mechanism (6b) of odontoid belt (6a) tensioning, power takeoff belt pulley (4a) is 1:3 with the transmitting ratio of the second dynamo pulley (5a).
3. automobile-used double-generator parallel operation according to claim 1 and 2 system is characterized in that: be connected by power-transfer clutch (8) between change speed gear box (3) and the power takeoff (4).
4. automobile-used double-generator parallel operation according to claim 1 and 2 system, it is characterized in that: the excitation coil of two electrical generators multifunction regulator separately of connecting respectively, then in parallel, the control signal of two multifunction regulators is taken from electrical generator B+ end simultaneously, realizes power equalization output in parallel.
5. automobile-used double-generator parallel operation according to claim 1 and 2 system; it is characterized in that: the below of power takeoff (4) is established backplate (11) power takeoff generation unit mechanism is carried out the actv. protection; backplate (11) is connected on the left and right sides vehicle frame (10), horizontal positioned.
6. automobile-used double-generator parallel operation according to claim 1 and 2 system, it is characterized in that: the second electrical generator (5) is fixing by support (9), and support (9) is installed on the change speed gear box.
7. automobile-used double-generator parallel operation according to claim 3 system, it is characterized in that: the excitation coil of two electrical generators multifunction regulator separately of connecting respectively, then in parallel, the control signal of two multifunction regulators is taken from electrical generator B+ end simultaneously, realizes power equalization output in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203690895U CN202685977U (en) | 2012-07-27 | 2012-07-27 | Automobile dual-generator parallel power supply system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012203690895U CN202685977U (en) | 2012-07-27 | 2012-07-27 | Automobile dual-generator parallel power supply system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202685977U true CN202685977U (en) | 2013-01-23 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012203690895U Expired - Lifetime CN202685977U (en) | 2012-07-27 | 2012-07-27 | Automobile dual-generator parallel power supply system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202685977U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102765330A (en) * | 2012-07-27 | 2012-11-07 | 东风汽车公司 | Double-generator parallel power supply system for vehicles |
| CN108488258A (en) * | 2018-02-07 | 2018-09-04 | 北京航天控制仪器研究所 | A kind of actuator of novel on-vehicle taking force power generation system |
-
2012
- 2012-07-27 CN CN2012203690895U patent/CN202685977U/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102765330A (en) * | 2012-07-27 | 2012-11-07 | 东风汽车公司 | Double-generator parallel power supply system for vehicles |
| CN108488258A (en) * | 2018-02-07 | 2018-09-04 | 北京航天控制仪器研究所 | A kind of actuator of novel on-vehicle taking force power generation system |
| CN108488258B (en) * | 2018-02-07 | 2020-09-18 | 北京航天控制仪器研究所 | Dragging device of vehicle-mounted power take-off power generation system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| EE01 | Entry into force of recordation of patent licensing contract |
Assignee: Dongfeng Off-road Vehicle Co.,Ltd. Assignor: Dongfeng Motor Corporation Contract record no.: 2014420000168 Denomination of utility model: Double-generator parallel power supply system for vehicles Granted publication date: 20130123 License type: Exclusive License Record date: 20140818 |
|
| LICC | Enforcement, change and cancellation of record of contracts on the licence for exploitation of a patent or utility model | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20130123 |