JPH0417600A - Vehicle-mounted generator - Google Patents
Vehicle-mounted generatorInfo
- Publication number
- JPH0417600A JPH0417600A JP2118955A JP11895590A JPH0417600A JP H0417600 A JPH0417600 A JP H0417600A JP 2118955 A JP2118955 A JP 2118955A JP 11895590 A JP11895590 A JP 11895590A JP H0417600 A JPH0417600 A JP H0417600A
- Authority
- JP
- Japan
- Prior art keywords
- voltage
- low
- high voltage
- constant
- power
- 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
- 238000010248 power generation Methods 0.000 claims description 18
- 239000003990 capacitor Substances 0.000 abstract description 3
- 238000009499 grossing Methods 0.000 abstract description 3
- 238000010586 diagram Methods 0.000 description 7
- 238000006243 chemical reaction Methods 0.000 description 4
- 230000000694 effects Effects 0.000 description 2
- 240000007594 Oryza sativa Species 0.000 description 1
- 235000007164 Oryza sativa Nutrition 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 239000000835 fiber Substances 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 235000009566 rice Nutrition 0.000 description 1
Landscapes
- Control Of Eletrric Generators (AREA)
Abstract
Description
【発明の詳細な説明】
産業上の利用分野
本発明は車両に搭載されたバッテリーや複数の電気装置
に直流１２Ｖ又は直流２４ Ｖの直流低電圧電力を出力
すると共に直流及び交流の高電圧電力も同時に出力する
車載用発電装置の性能向上に関するものである。DETAILED DESCRIPTION OF THE INVENTION Field of Industrial Application The present invention outputs 12 V DC or 24 V DC low voltage power to a battery or a plurality of electrical devices mounted on a vehicle, and also outputs DC and AC high voltage power. This relates to improving the performance of an on-vehicle power generation device that outputs power at the same time.
従来の技術
従来車載用発電装置として実開昭５５−８７１８２号に
示されたものの様に、バッテリーや複数の電気装置に直
流１２ｙ又は直流２４ｙの直流低電圧電力を供給すると
共に電気ポット、電気コンロ。2. Description of the Related Art Conventional on-vehicle power generators, such as those shown in Utility Model Application Publication No. 55-87182, supply 12y or 24y DC low-voltage power to batteries and multiple electrical devices, as well as electric pots and stoves. .
電気炊飯器等に交流又は直流高電圧電力の供給を可能と
する機能を付加したものが考案されている。BACKGROUND ART Electric rice cookers and the like have been devised that have a function added to enable supply of AC or DC high voltage power.
第３図は従来の直流低電圧電力と高電圧電力を同時に出
力する車載用発電装置のシステムブロック図である。電
機子コイル１１で誘起した低圧交流出力は低圧整流器１
２て整流されて、バッテリー６や直流低電圧駆動の電気
装置７に電力を供給する。一方、電機子コイル１１に直
列接続された高圧用コイル１に誘起した高圧交流出力は
高圧整流器２で整流されて、高電圧駆動の電気装置４に
電力を供給する。このとき、界磁コイ几には低電圧側の
出力電圧を検出して出力電圧の値が常に一定となる様、
レギュレータ９によりコントロールされた界磁電流ＩＰ
を流している。FIG. 3 is a system block diagram of a conventional on-vehicle power generation device that simultaneously outputs low-voltage DC power and high-voltage power. The low voltage AC output induced by the armature coil 11 is sent to the low voltage rectifier 1.
2 and is rectified to supply power to a battery 6 or an electric device 7 driven by low voltage DC. On the other hand, the high-voltage AC output induced in the high-voltage coil 1 connected in series to the armature coil 11 is rectified by the high-voltage rectifier 2, and supplies power to the high-voltage-driven electric device 4. At this time, the field coil coil detects the output voltage on the low voltage side so that the output voltage value is always constant.
Field current IP controlled by regulator 9
is flowing.
発明が解決しようとする課題
上記従来技術に於ける車載用発電装置は、レギュレータ
９により低電圧出力の値を一定にするだけてあり、低圧
駆動の電気装置７や高圧駆動の電気装置４の負荷の大き
さやエンジン回転数が変化すると、高電圧出力電圧の値
は大幅に変動することになる。このため、高圧駆動の電
気装置４は大幅な電圧変動に耐え得るものしか使用出来
ない。Problems to be Solved by the Invention The on-vehicle power generation device in the prior art described above only uses a regulator 9 to keep the low voltage output constant, and the load of the low voltage driven electric device 7 and the high voltage driven electric device 4 is If the magnitude of the high voltage output voltage changes or the engine speed changes, the value of the high voltage output voltage will vary significantly. For this reason, only high-voltage driven electric devices 4 that can withstand large voltage fluctuations can be used.
また、低圧整流器１２の通電特電圧降下は１素子当り０
．５〜１．Ｏｖてあり、低圧電力の交流から直流へのエ
ネルギー変換効率は非常に悪く、発電装置全体の発電効
率低下の一要因となっている。In addition, the energization special voltage drop of the low voltage rectifier 12 is 0 per element.
．． 5-1. The energy conversion efficiency of low-voltage power from alternating current to direct current is very poor, and this is one of the factors that reduces the power generation efficiency of the entire power generation device.
本発明は上記課題を解決し、低圧出力電圧と高圧出力電
圧の両方を安定させる事が出来るばかりでなく、発電装
置全体の発電効率も向上させて、高性能な車載用発電装
置を提供しようとするものである。The present invention aims to solve the above-mentioned problems and provide a high-performance in-vehicle power generation device that not only can stabilize both the low-voltage output voltage and the high-voltage output voltage, but also improves the power generation efficiency of the entire power generation device. It is something to do.
課題を解決するための手段
交流高電圧を発生する発電機と、交流高電圧を直流高電
圧に変換する整流手段と、直流高電圧を検出して発生電
圧を調整する電圧調整手段と、前記直流高電圧を直流低
電圧に変換する定電圧出力機能付のＤＣ−ＤＣコンバー
タとを備え、安定した直流低電圧と、直流高電圧及び交
流高電圧とを出力するものである。Means for Solving the Problems: A generator that generates an AC high voltage; a rectifier that converts the AC high voltage into a DC high voltage; a voltage regulator that detects the DC high voltage and adjusts the generated voltage; It is equipped with a DC-DC converter with a constant voltage output function that converts high voltage into direct current low voltage, and outputs stable direct current low voltage, direct current high voltage, and alternating current high voltage.
作用
前記手段により、発電電圧は高電圧単一発電であるため
、高圧出力電圧は一定になる様にコントロールされると
共に、低圧出力電圧は定電圧出力機能付のＤＣ−ＤＣコ
ンバータの作用により一定となり、低圧駆動の電気装置
７や高圧駆動の電気装置４の負荷の大きさやエンジン回
転数が変化しても２つの出力電圧は変動がなくなる。ま
た、発電された交流出力は高電圧で整流されるため、交
流から直流へのエネルギー変換効率は大幅に改善され、
発電装置全体の発電効率が向上する。Effect: Due to the above means, the generated voltage is high voltage single generation, so the high voltage output voltage is controlled to be constant, and the low voltage output voltage is constant due to the action of the DC-DC converter with a constant voltage output function. Even if the magnitude of the load on the low-voltage driven electrical device 7 or the high-voltage driven electrical device 4 or the engine rotational speed changes, the two output voltages do not fluctuate. In addition, since the generated AC output is rectified at high voltage, the energy conversion efficiency from AC to DC is greatly improved.
The power generation efficiency of the entire power generation device is improved.
実施例 以下、本発明の一実施例を図面に従って説明する。Example An embodiment of the present invention will be described below with reference to the drawings.
第１図は本発明の一実施例による車載用発電装置のシス
テムブロック図である。高圧用コイル１により発電され
た実効値１００ｖの高圧交流出力は、高圧整流器２で整
流されて、平滑コンデンサ３て平滑された後、高電圧駆
動の電気装置４に直流高電圧電力ＤＣ１４０Ｖを供給す
る。一方、直流高電圧電力の一部を定電圧出力機能付の
ＤＣ−ＤＣコンバータ５を介して直流低電圧電力ＤＣ１
２Ｖに変換し、バッテリー６や直流低電圧駆動の電気装
置７に供給する。このさき、レギュレータ９は直流高電
圧の値を検出してその値が常に定となるようにコントロ
ールした、界磁電流ｒｐを界磁コイル８に流している。FIG. 1 is a system block diagram of an on-vehicle power generation device according to an embodiment of the present invention. A high voltage AC output with an effective value of 100V generated by the high voltage coil 1 is rectified by a high voltage rectifier 2, smoothed by a smoothing capacitor 3, and then supplies DC high voltage power of 140V to a high voltage driven electrical device 4. . On the other hand, a part of the DC high voltage power is transferred to DC low voltage power DC1 via a DC-DC converter 5 with a constant voltage output function.
It is converted to 2V and supplied to the battery 6 and the electric device 7 driven by low voltage DC. Before this, the regulator 9 detects the value of the DC high voltage and controls the field current rp so that the value is always constant to flow through the field coil 8.
これが特許請求の範囲で言う電圧調整手段である。This is the voltage regulating means referred to in the claims.
上記構成により高圧電圧の値は常に一定になると共に、
低圧出力電圧の値も定電圧出力機能付ＤＣ−ＤＣコンバ
ータ５により常に一定になるので、高電圧駆動の電気装
置４や直流低電圧駆動の電気装置７の負荷の大きさやエ
ンジン回転数が変化しても出力電圧の変動はない。また
、発電された交流出力は高電圧で整流されるため、交流
から直流へのエネルギー変換効率が大幅に改善され、発
電装置全体の発電効率が向上する。With the above configuration, the value of high voltage is always constant, and
Since the value of the low voltage output voltage is always kept constant by the DC-DC converter 5 with a constant voltage output function, the magnitude of the load on the high voltage driven electrical device 4 and the DC low voltage driven electrical device 7 and the engine speed do not change. There is no fluctuation in the output voltage even if the Furthermore, since the generated AC output is rectified at a high voltage, the energy conversion efficiency from AC to DC is significantly improved, and the power generation efficiency of the entire power generation device is improved.
なお、第２図は本発明を用いて第１図の直流高圧電力（
ＤＣ１４０Ｖ）をインバータ］０を通してＡ Ｃ１００
Ｖに変換し、交流高電圧駆動の電気装置４１に出力する
ことにより負荷の変動及びエンジン回転数の変動に対し
、一定電圧がっ、定周波数の交流１００Ｖを得る応用例
のシステムブロック図である。In addition, FIG. 2 shows the DC high voltage power (
DC140V) through inverter]0 AC100
This is a system block diagram of an application example in which AC 100V with a constant voltage and constant frequency is obtained in response to load fluctuations and engine speed fluctuations by converting the AC voltage into V and outputting it to an AC high voltage drive electric device 41. .
発明の効果
以上述べた通り、交流高電圧を発生する発電機と、交流
高電圧を直流高電圧に変換する整流手段と、直流高電圧
を検出して発生電圧を調整する電圧調整手段を備えると
ともに、前記直流高電圧を直流低電圧に変換する定電圧
出力機能付ＤＣ−ＤＣコンバータを備えることにより、
交流高電圧駆動の電気装置や直流低電圧駆動の電気装置
の負荷の大きさや、エンジン回転数が変化しても両者の
出力電圧の変動をな（すことができる。また、発電され
た交流出力は高電圧で整流されるため、交流から直流へ
のエネルギー変換効率が良く、発電装置全体の発電効率
が向上するので、高性能な車載用発電装置を提供するこ
とが可能となる。Effects of the Invention As described above, the present invention includes a generator that generates an AC high voltage, a rectifier that converts the AC high voltage to a DC high voltage, and a voltage regulator that detects the DC high voltage and adjusts the generated voltage. , by providing a DC-DC converter with a constant voltage output function that converts the DC high voltage to DC low voltage,
Even if the load size of AC high-voltage driven electrical equipment or DC low-voltage driven electrical equipment changes, or the engine speed changes, the output voltage of both can be changed. Since it is rectified at a high voltage, the efficiency of energy conversion from alternating current to direct current is high, and the power generation efficiency of the entire power generation device is improved, making it possible to provide a high-performance in-vehicle power generation device.
また、直流高電圧出力をインバータを介して交流に変換
して出力することにより負荷変動やエンジン回転数に関
係なく、定電圧定周波数の交流高圧出力を得ることが可
能となる。In addition, by converting the DC high voltage output into AC through an inverter and outputting it, it is possible to obtain a constant voltage and constant frequency AC high voltage output regardless of load fluctuations or engine speed.
第１図は本発明の一実施例による車載用発電装置のシス
テムブロック図、第２図は本発明を用いた応用例による
車載用発電装置のシステムブロック図、第３図は従来の
直流低電圧電力と高電圧電力とを同時に出力する車載用
発電装置のシステムブロック図である。
１・・・・・・高圧用コイル、２・・・・・・高圧整流
器、３・・・・・・平滑コンデンサ、４．４１・・・・
・・高電圧駆動の電気装置、５・・・・・・ＤＣ−ＤＣ
コンバータ、６・・・・・・バッテリー、７・・・・・
・直流低電圧駆動の電気装置、８・・・・・・界磁コイ
ル、９・・・・・・レギュレータ、ＩＦ・・・・・・界
磁電流。
４−一一息ｔ／Ｅｋ値如電気健ｆ
５−−−Ｃ）Ｃ−ＤＣコンハ゛−タ
９−一一 ト輸レータ
ＩＦ−−一屁繊ｔム
代理人の氏名 弁理士 粟野重孝 ほか１２第
図Fig. 1 is a system block diagram of an on-vehicle power generator according to an embodiment of the present invention, Fig. 2 is a system block diagram of an on-vehicle power generator according to an application example using the present invention, and Fig. 3 is a conventional low voltage DC power generator. FIG. 2 is a system block diagram of an on-vehicle power generation device that simultaneously outputs electric power and high-voltage electric power. 1... High voltage coil, 2... High voltage rectifier, 3... Smoothing capacitor, 4.41...
...High-voltage driven electrical equipment, 5...DC-DC
Converter, 6...Battery, 7...
・Electrical device driven by DC low voltage, 8...Field coil, 9...Regulator, IF...Field current. 4-1 breath t/Ek value as electrician f 5---C) C-DC converter 9-11 transporter IF--Ichiro fiber tm agent's name Patent attorney Shigetaka Awano and others 12 Diagram
Claims (1)
電圧に変換する整流手段と、直流高電圧を検出して発生
電圧を調整する電圧調整手段と、前記直流高電圧を直流
低電圧に変換する定電圧出力機能を有するＤＣ−ＤＣコ
ンバータとを備えた車載用発電装置。A generator that generates an AC high voltage, a rectifier that converts the AC high voltage to a DC high voltage, a voltage adjustment unit that detects the DC high voltage and adjusts the generated voltage, and converts the DC high voltage to a DC low voltage. An on-vehicle power generation device equipped with a DC-DC converter having a constant voltage output function.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2118955A JPH0417600A (en) | 1990-05-08 | 1990-05-08 | Vehicle-mounted generator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2118955A JPH0417600A (en) | 1990-05-08 | 1990-05-08 | Vehicle-mounted generator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0417600A true JPH0417600A (en) | 1992-01-22 |
Family
ID=14749407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2118955A Pending JPH0417600A (en) | 1990-05-08 | 1990-05-08 | Vehicle-mounted generator |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0417600A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6133715A (en) * | 1997-11-28 | 2000-10-17 | Denso Corporation | Power source system for vehicle |
| US7615879B2 (en) * | 2005-12-16 | 2009-11-10 | Bayerische Motoren Werke Aktiengesellschaft | Method of controlling an onboard power supply system for a motor vehicle |
| JP2009291061A (en) * | 2008-05-29 | 2009-12-10 | Hamilton Sundstrand Corp | Voltage regulator |
-
1990
- 1990-05-08 JP JP2118955A patent/JPH0417600A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6133715A (en) * | 1997-11-28 | 2000-10-17 | Denso Corporation | Power source system for vehicle |
| US7615879B2 (en) * | 2005-12-16 | 2009-11-10 | Bayerische Motoren Werke Aktiengesellschaft | Method of controlling an onboard power supply system for a motor vehicle |
| JP2009291061A (en) * | 2008-05-29 | 2009-12-10 | Hamilton Sundstrand Corp | Voltage regulator |
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