JPH02219425A - Power device for rolling stock - Google Patents
Power device for rolling stockInfo
- Publication number
- JPH02219425A JPH02219425A JP3996089A JP3996089A JPH02219425A JP H02219425 A JPH02219425 A JP H02219425A JP 3996089 A JP3996089 A JP 3996089A JP 3996089 A JP3996089 A JP 3996089A JP H02219425 A JPH02219425 A JP H02219425A
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- generators
- generator
- rolling stock
- vehicle
- 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
- 238000005096 rolling process Methods 0.000 title abstract 6
- 230000005284 excitation Effects 0.000 claims description 13
- 238000004804 winding Methods 0.000 claims description 13
- 238000010586 diagram Methods 0.000 description 5
- 238000002485 combustion reaction Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005485 electric heating Methods 0.000 description 1
- 238000002844 melting Methods 0.000 description 1
- 230000008018 melting Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
Landscapes
- Control Of Charge By Means Of Generators (AREA)
Abstract
Description
【発明の詳細な説明】
［産業上の利用分野］
本発明は、車両のバッテリを含む電気的負荷に電力を供
給する車両用電源装置に関する。DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to a vehicle power supply device that supplies power to an electrical load including a vehicle battery.
［従来の技術］
近年、車両においては解氷用電熱装置、空調装置、ウィ
ンドガラス昇降用電動装置など、電力消費の大きな装置
類が多数装備され、必要とされる電力が増大の一途をた
どっている。そこで従来では、内燃機関により駆動され
る発電機を大型にすることで、車両の電気的負荷に供給
できる電力を増大している。[Prior Art] In recent years, vehicles have been equipped with a large number of devices that consume large amounts of power, such as electric heating devices for ice melting, air conditioning devices, and electric devices for raising and lowering windshields, and the amount of power required has continued to increase. There is. Conventionally, therefore, the electric power that can be supplied to the electrical load of the vehicle has been increased by increasing the size of the generator driven by the internal combustion engine.
［発明が解決しようとする課題］
しかし、発電機を大型にすると体積、重量が共に増すの
で、車両への取付のための部品などを新規に作製しなけ
ればならないという問題が生じる。[Problems to be Solved by the Invention] However, increasing the size of the generator increases both its volume and weight, resulting in the problem that new parts and the like must be manufactured for attachment to the vehicle.
また、車両への組み込み、取り付けに手間がかかるので
、車両組立工程の迅速化を阻害する要因ともなる。In addition, since it takes time and effort to incorporate and attach it to a vehicle, it becomes a factor that hinders speeding up of the vehicle assembly process.
そこで、本発明は発電機を大型にすることなくより大き
な電力を供給できる車両用電源装置を提供することを目
的としてなされた。Therefore, the present invention has been made with the object of providing a vehicle power supply device that can supply larger electric power without increasing the size of the generator.
［課題を解決するための手段］
本発明の要旨とするところは、
車両の機関により駆動される発電機を備え、車両のバッ
テリを含む電気的負荷に電力を供給する車両用電源装置
において、
各々が整流回路を内蔵し、各々の出力端が並列接続され
ると共に各々の固定子励磁巻線が並列接続された複数の
発電機と、
該並列接続された出力端及び固定子励磁巻線に接続され
、該出力端の直流電圧が所定電圧になるように該固定子
励磁巻線に流れる電流を制御する一つの電圧調整器と、
を備えたことを特徴とする車両用電源装置にある。[Means for Solving the Problems] The gist of the present invention is to provide a vehicle power supply device that includes a generator driven by a vehicle engine and supplies power to an electrical load including a vehicle battery. has a built-in rectifier circuit, each output terminal is connected in parallel, and each stator excitation winding is connected in parallel. and one voltage regulator that controls the current flowing through the stator excitation winding so that the DC voltage at the output end becomes a predetermined voltage.
［作用コ
以上のように構成された本発明の車両用型ｆＭ、装置に
よれば、整流回路を内蔵した？、！数の発電機の各々の
出力端が並列接続されると共に、各々発電機の固定子励
磁巻線が並列接続されている。そして、その出力端及び
固定子励磁巻線には一つの電圧調整器が接続されている
。それで、車両の機関により駆動されて各発電機が発電
すると、単一の電圧調整器が、各固定子励磁巻線に流れ
る電流を同時に制御して各発電機の出力する直流電圧を
所定電圧になるようにする。[Operations] According to the vehicle type fM device of the present invention configured as described above, a rectifier circuit is incorporated. ,! The output terminals of several generators are connected in parallel, and the stator excitation windings of each generator are connected in parallel. A voltage regulator is connected to the output end and the stator excitation winding. Therefore, when each generator generates electricity driven by the vehicle's engine, a single voltage regulator simultaneously controls the current flowing through each stator excitation winding to adjust the DC voltage output from each generator to a predetermined voltage. I will make it happen.
［実施例コ 本発明の一実施例を図面に基づいて説明する。[Example code] An embodiment of the present invention will be described based on the drawings.
車両用電源装置１は、第１図に示すように、ダイオード
などで構成された周知の整流回路Ｒを内蔵した二つの発
電機３及び５と、単一の電圧調整器としてのレギュレー
タ７とから構成され、バッテリ９及び車両の電気的負荷
に電力を供給する。As shown in FIG. 1, the vehicle power supply device 1 includes two generators 3 and 5 that incorporate a well-known rectifier circuit R made up of diodes, etc., and a regulator 7 as a single voltage regulator. and supplies power to the battery 9 and the electrical loads of the vehicle.
発電機３と発電機５とは同一の発電機であって正極側出
力端（＋）及び負極側出力端（−）が並列接続され、か
つレギュレータ７及びバッテリ９に並列接続されている
。さらに、発電機３及び５の各々の回転子励磁巻線Ｌ１
及びＬ２は並列接続され、その一端が発電機３及び５の
正極側出力端（＋）に接続され、その他端がレギュレー
タ７内のスイッチング素子ＳＷに接続されている。The generator 3 and the generator 5 are the same generator, and have a positive output end (+) and a negative output end (-) connected in parallel, and are connected in parallel to a regulator 7 and a battery 9. Furthermore, the rotor excitation winding L1 of each of the generators 3 and 5
and L2 are connected in parallel, one end of which is connected to the positive output terminals (+) of the generators 3 and 5, and the other end connected to the switching element SW in the regulator 7.
レギュレータ７は、スイ・ンチング素子ＳＷやツェナダ
イオード（図示路）などにより集積回路として形成され
ている。レギュレータ７は、発電機３．５の出力端電圧
（直流電圧）が所定電圧Ｖｒｅｆ （例えば、ツェナダ
イオードのブレークオーバ電圧）未満のときにはスイッ
チング素子ＳＷを導通させ回転子励磁巻線Ｌｌ、Ｌ２に
電流を流し回転子（図示路）の回転速度の上昇とともに
発電機の出力電圧が上がるように動作し、所定電圧Ｖｒ
ｅｆ以上のときにはスイッチング素子ＳＷを遮断して回
転子励磁巻線Ｌ１．Ｌ２に電流を流さず発電機３．５の
電圧を下げるように動作して、発電機３．５の出力する
直流電圧を所定電圧Ｖ ｒｅｆに定電圧化する。The regulator 7 is formed as an integrated circuit using a switching element SW, a Zener diode (the circuit shown in the figure), and the like. When the output end voltage (DC voltage) of the generator 3.5 is less than a predetermined voltage Vref (for example, the breakover voltage of a Zener diode), the regulator 7 conducts the switching element SW to supply current to the rotor excitation windings Ll and L2. The output voltage of the generator increases as the rotational speed of the rotor (as shown in the diagram) increases, and the predetermined voltage Vr
ef or more, the switching element SW is cut off and the rotor excitation winding L1. It operates to lower the voltage of the generator 3.5 without passing any current through L2, and constantizes the DC voltage output from the generator 3.5 to a predetermined voltage V ref.
なお、本実施例では一方の発電典３の回転子は図示せぬ
車両の内燃機関により直接駆動され、他方の発電機５の
回転子はその回転軸に設けられたプーリ（図示路）に架
けられた伝動ベルト（図示路）を介して発電機３により
駆動されて、共に相等しい回転速度で運転される。In this embodiment, the rotor of one generator 3 is directly driven by the internal combustion engine of a vehicle (not shown), and the rotor of the other generator 5 is mounted on a pulley (path shown) provided on its rotating shaft. They are driven by a generator 3 via a transmission belt (path shown), and both operate at equal rotational speeds.
この車両用電源装置１において、内燃機関により直接ま
たは間接に駆動されて発電機３及び５が発電すると、両
発電機３．５の出力電力の総和が車両用電源装置１の出
力電力となる。また、車両用電源装置１の出力電圧は所
定電圧Ｖ ｒｅｆに保たれるので、発電機３．５の出力
電流の総和が車両用電源装置１の出力電流となり、例え
ば第２図（Ａ）に示すような車両用電源装置１ならびに
発電機３及び５の回転速度−出力電流の特性を示す。In this vehicle power supply device 1, when the generators 3 and 5 generate electricity by being driven directly or indirectly by the internal combustion engine, the sum of the output power of both generators 3.5 becomes the output power of the vehicle power supply device 1. Furthermore, since the output voltage of the vehicle power supply device 1 is maintained at a predetermined voltage V ref, the sum of the output currents of the generators 3.5 becomes the output current of the vehicle power supply device 1, and for example, as shown in FIG. The characteristics of the rotational speed-output current of the vehicle power supply device 1 and the generators 3 and 5 as shown are shown.
上記したように本実施例の車両用電源装置１は、発電機
３，５二機を並列接続し、かつ単一のレギュレータ７で
発電機３，５の出力する直流電圧を所定電圧Ｖ ｒｅｆ
に保つように制御するので、定電圧の充分な電力を、車
両のバッテリ９及び電気的負荷に供給することができる
。As described above, the vehicle power supply device 1 of this embodiment connects two generators 3 and 5 in parallel, and uses a single regulator 7 to adjust the DC voltage output from the generators 3 and 5 to a predetermined voltage V ref
Since the voltage is controlled to be maintained at a constant voltage, sufficient constant voltage power can be supplied to the battery 9 of the vehicle and the electrical load.
また、大型発電機を使用しないので車両への組込み、取
り付けが容易となる。くわえて、大型発電機を使用する
ときのように取付部品を新規に作製する必要がない。Furthermore, since a large generator is not used, it is easy to assemble and attach to a vehicle. In addition, there is no need to create new attachment parts, unlike when using a large generator.
さらに、発電機３，５の各々にしギュレータを設けて出
力電圧を所定電圧Ｖ ｒｅｆに保つように制御すると、
各々のレギュレータが制御する電圧が僅かでも異なると
発振を起こすことがあるが、本実施例では単一のレギュ
レータ７で発電機３．５の出力電圧を制御するので安定
した定電圧出力が得られる。くわえて、レギュレータ７
は一つなので回路構成が簡単になり部品点数を削減でき
る。Furthermore, if a regulator is provided for each of the generators 3 and 5 and the output voltage is controlled to be maintained at a predetermined voltage V ref,
Oscillation may occur if the voltages controlled by each regulator differ even slightly, but in this embodiment, a single regulator 7 controls the output voltage of the generator 3.5, so a stable constant voltage output can be obtained. . In addition, regulator 7
Since there is only one, the circuit configuration can be simplified and the number of parts can be reduced.
なお、上記実施例では同一の発電機３．５を二接並列接
続しているが、回転速度−出力電力特性が相異なる発電
機Ａ、 Ｂを二接並列接続してもよい。このような場
合には、例えば第２図（Ｂ）に示すように、発電機Ａ、
Ｂの中速回転から高速回転にかけての領域で出力の
伸びが良い、回転速度−出力電流特性を得ることができ
る。In the above embodiment, the same generators 3.5 are connected in parallel with each other, but generators A and B having different rotational speed-output power characteristics may be connected in parallel with each other. In such a case, for example, as shown in FIG. 2(B), the generator A,
It is possible to obtain rotational speed-output current characteristics with good output growth in the region B from medium-speed rotation to high-speed rotation.
また、上記実施例では発電機３，５は共に相等しい回転
速度で回転するが、例えはプーリの大きさを変えて各々
の発電機Ｃ及びＤを異なる回転速度で運転してもよい。Further, in the above embodiment, both the generators 3 and 5 rotate at the same rotational speed, but the generators C and D may be operated at different rotational speeds by changing the size of the pulley, for example.
このような場合には、例えは第２図（Ｃ）に示すように
、発電機ＣあるいはＤの中速回転から高速回転にかけて
の領域で出力の伸びが良い、回転速度−出力電流特性を
得ることができる。In such a case, for example, as shown in Fig. 2 (C), a rotational speed-output current characteristic with good output growth in the region from medium-speed rotation to high-speed rotation of generator C or D is obtained. be able to.
またさらに、上記実施例では発電機を２機刊み合わせて
いるが、それ以上に発電機を増やしてもよいことはもち
ろんである。Furthermore, although two generators are used in the above embodiment, it goes without saying that more generators may be used.
なおまた、本実施例では集積回路のレギュレータ７を使
用したが、このほかに可動接点式レギュレータ（所定電
圧を闇値としてオンオフ動作するリレーなどにより発電
機の出力電圧を所定電圧に定電圧化するレギュレータ）
を使用してもよい。Furthermore, although the integrated circuit regulator 7 is used in this embodiment, a movable contact type regulator (such as a relay that operates on and off with a predetermined voltage as a dark value) can be used to constantize the output voltage of the generator to a predetermined voltage. regulator)
may be used.
［発明の効果］
以上説明したように、本発明の車両用電源装置によれば
、一つの電圧調整器によって複数の発電機が出力する直
流電圧を所定電圧に制御するので、大きな電力を出力す
るために大型の発電機を用いる必要がない。したがって
、車両への翻込み、取り付けが容易となり、取付部品を
新規に作製する必要もない。[Effects of the Invention] As explained above, according to the vehicle power supply device of the present invention, a single voltage regulator controls the DC voltages output by a plurality of generators to a predetermined voltage, so that a large amount of power can be output. Therefore, there is no need to use a large generator. Therefore, it is easy to transfer and attach to a vehicle, and there is no need to create new attachment parts.
第１図は実施例の車両用電源装置の概略的構成を示すブ
ロック図、第２図（Ａ）は車両用電源装置の回転速度−
出力電流特性を示す説明図、第２図（Ｂ）は特性の異な
る発電機を用いた他の実施例が有する上記特性を示す説
明図、第２図（Ｃ）は相異なる回転速度で発電機を運転
した他の実施例が有する上記特性を示す説明図である。
■・・・車両用電源装置
７・・・レギュレータ
Ｌｌ、Ｌ２・・・固定子励磁巻線
Ｒ・・・整流回路
３．５・・・発電機
９・・・バッテリ
第１図FIG. 1 is a block diagram showing the schematic configuration of the vehicle power supply device of the embodiment, and FIG. 2(A) shows the rotation speed of the vehicle power supply device.
An explanatory diagram showing the output current characteristics. Fig. 2 (B) is an explanatory diagram showing the above characteristics of another example using a generator with different characteristics. Fig. 2 (C) is an explanatory diagram showing the above characteristics of a generator using a generator with different characteristics. It is an explanatory view showing the above-mentioned characteristic of another example which operated. ■... Vehicle power supply device 7... Regulator Ll, L2... Stator excitation winding R... Rectifier circuit 3.5... Generator 9... Battery Figure 1
Claims (1)
テリを含む電気的負荷に電力を供給する車両用電源装置
において、 各々が整流回路を内蔵し、各々の出力端が並列接続され
ると共に各々の固定子励磁巻線が並列接続された複数の
発電機と、 該並列接続された出力端及び固定子励磁巻線に接続され
、該出力端の直流電圧が所定電圧になるように該固定子
励磁巻線に流れる電流を制御する一つの電圧調整器と、 を備えたことを特徴とする車両用電源装置。[Claims] A vehicle power supply device that includes a generator driven by a vehicle engine and supplies power to an electrical load including a vehicle battery, each of which has a built-in rectifier circuit, and each of which has an output terminal. A plurality of generators are connected in parallel and each stator excitation winding is connected in parallel, and the output end and the stator excitation winding are connected in parallel, and the DC voltage at the output end is a predetermined voltage. A power supply device for a vehicle, comprising: one voltage regulator that controls the current flowing through the stator excitation winding so that the current flows through the stator excitation winding.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3996089A JPH02219425A (en) | 1989-02-20 | 1989-02-20 | Power device for rolling stock |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3996089A JPH02219425A (en) | 1989-02-20 | 1989-02-20 | Power device for rolling stock |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02219425A true JPH02219425A (en) | 1990-09-03 |
Family
ID=12567525
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3996089A Pending JPH02219425A (en) | 1989-02-20 | 1989-02-20 | Power device for rolling stock |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02219425A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6681335B1 (en) * | 2000-06-26 | 2004-01-20 | Intel Corporation | System for controlling power plane of a printed circuit board by using a single voltage regulator to control switches during first and second power modes |
| US7182707B2 (en) | 2002-10-10 | 2007-02-27 | Denso Corporation | Belt-drive system driven by internal combustion engine mounted on automotive vehicle |
-
1989
- 1989-02-20 JP JP3996089A patent/JPH02219425A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6681335B1 (en) * | 2000-06-26 | 2004-01-20 | Intel Corporation | System for controlling power plane of a printed circuit board by using a single voltage regulator to control switches during first and second power modes |
| US7182707B2 (en) | 2002-10-10 | 2007-02-27 | Denso Corporation | Belt-drive system driven by internal combustion engine mounted on automotive vehicle |
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