JPS58201521A - Charging system diagnosing microcomputer for vehicle - Google Patents
Charging system diagnosing microcomputer for vehicleInfo
- Publication number
- JPS58201521A JPS58201521A JP8520582A JP8520582A JPS58201521A JP S58201521 A JPS58201521 A JP S58201521A JP 8520582 A JP8520582 A JP 8520582A JP 8520582 A JP8520582 A JP 8520582A JP S58201521 A JPS58201521 A JP S58201521A
- Authority
- JP
- Japan
- Prior art keywords
- charging system
- storage battery
- generator
- voltage
- information
- 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
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
【発明の詳細な説明】
この発明は、車両等に装備され、自然機関により駆動さ
れる充電発電機、該発電機の出力電圧を制御する電圧調
整装置、蓄電池及び配線等により構成される充電系に関
し、該充電系各部よりの情報に基づいて故障診断を行う
と共に蓄電池内部抵抗測定により、寿命診断して表示す
る車両用充電系診断マイクロコンピュータ装置に関する
ものである。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a charging system that includes a charging generator installed in a vehicle or the like and driven by a natural engine, a voltage regulator that controls the output voltage of the generator, a storage battery, wiring, etc. The present invention relates to a microcomputer device for diagnosing a charging system for a vehicle, which performs failure diagnosis based on information from each part of the charging system, and also diagnoses and displays the lifespan by measuring internal resistance of a storage battery.
従来、この種の装置に於ては、発電機の立上り時にラン
プ点灯させるのみで、発電機、余波整流装置、電圧調整
装置、蓄電池及び配線等により構成される充電系の異常
、例えば、励磁回路断線時無発電、無制御、整流出力端
外れが検出できない欠点を有していた。Conventionally, in this type of device, the lamp was only turned on when the generator started up, and if there was an abnormality in the charging system, which consists of the generator, aftereffect rectifier, voltage regulator, storage battery, wiring, etc., for example, the excitation circuit It had the disadvantages of no power generation when the wire was disconnected, no control, and no detection of rectified output end disconnection.
この発明は上記欠点を解消する優れた車両用充電系診断
マイクロコンピュータ装置を提供するものである。The present invention provides an excellent vehicle charging system diagnostic microcomputer device that eliminates the above-mentioned drawbacks.
以下図に示すこの発明の一実施例を説明する。An embodiment of the present invention shown in the drawings will be described below.
図において、（１）は図示しない機関により駆動される
三相交流発電機で三相星形結線された電機子コイル（１
０１）と界磁コイル（１０２）、発生電圧情報を発生す
る中性点（１０ｇ）を有している。（２）は上記発電機
（１）の交流出力を全波整流する全波整流装置、（２０
１）（２０２）（２０８）はそれぞれ第１、第２整流出
力端、接地端、（３）は上記界磁コイル（１０２）に流
れる界磁電流を制御することにより、上記発電機（１）
の出力電圧を所定値に制御する電圧調整装置で（８０１
）は初期励磁端子、（８０２）は電圧検出端子、（８０
Ｂ）は界磁コイル端子、（８０４）は接地端子である。In the figure, (1) is a three-phase AC generator driven by an engine (not shown), and the armature coil (1) is connected in a three-phase star shape.
01), a field coil (102), and a neutral point (10g) that generates generated voltage information. (2) is a full-wave rectifier that performs full-wave rectification of the AC output of the generator (1), (20
1) (202) and (208) are respectively the first and second rectified output terminals and the ground terminal, and (3) is the generator (1) by controlling the field current flowing through the field coil (102).
A voltage regulator (801) that controls the output voltage of the
) is the initial excitation terminal, (802) is the voltage detection terminal, (80
B) is a field coil terminal, and (804) is a ground terminal.
（４）は蓄電池端子電圧情報を発生する蓄電池、（５）
はキースイッチ、（＋１）は充電系情報（蓄電池（４）
端子電圧情報、発生電圧情報、発電機出力電流情報等よ
り成る）より演算して、故障診断を行うと共に蓄電池（
４）の寿命の診断を行い、後述の表示装置（７）へ伝達
する充電系診断マイクロコンピュータ、（６０１）は後
述の充放間々流センサー（９）より充放電々流入力端子
、（６０２）は後述の出方電流センサー（８）よりの出
力電流入力端子、（８０ｇ）は蓄電池（４）電圧入力端
子、（６０４）は第２整流出力端（Ｈｏｇ）電圧入力端
子、（６０５）は発電機（１）の中性点（１０１１）電
圧入力端、（６０６）は上記表示装置（７）への表示信
号出力端である。（７）は故障診断結果を表示する表示
装置であり、（７０１）は表示信号入力端である。（８
）は発電機（１）出力電流情報を発生する出力電流セン
サーで、（８０１）は出力電流出力端である。（９）は
充放電々流センサーであり、（１１０１）は充放電々流
出カ端子、α１は始動装置である。(4) is a storage battery that generates storage battery terminal voltage information; (5)
is the key switch, (+1) is the charging system information (storage battery (4)
(consisting of terminal voltage information, generated voltage information, generator output current information, etc.), performs fault diagnosis, and performs calculations on storage battery (
(601) is a charge/discharge intermittent current input terminal from a charge/discharge intermittent flow sensor (9) (described later); (602) is the output current input terminal from the output current sensor (8) (described later), (80g) is the storage battery (4) voltage input terminal, (604) is the second rectified output end (Hog) voltage input terminal, and (605) is the power generation terminal. The neutral point (1011) of the machine (1) is a voltage input terminal, and (606) is a display signal output terminal to the display device (7). (7) is a display device that displays failure diagnosis results, and (701) is a display signal input terminal. (8
) is an output current sensor that generates output current information of the generator (1), and (801) is an output current output terminal. (9) is a charging/discharging current sensor, (1101) is a charging/discharging current terminal, and α1 is a starter device.
以上の様に構成されたこの発明装置の動作を説明する。The operation of this inventive device configured as above will be explained.
先ず、機関の始動に際して、キースイッチ（５）を閉成
すると、蓄電池（４）よりキースイッチ（５）、電圧調
整装置（３）の初期励磁端子（８０１）、電圧検出端子
（８０２）を経て、界磁コイル（１０２）、界磁ｓｔイ
ル端子（８０ｇ）、接地端子（８０４）の回路で、界磁
コイル（１Ｇりに初期励磁電流が流れ、界磁起磁力が発
生する。First, when the key switch (5) is closed when starting the engine, the energy flows from the storage battery (4) through the key switch (5), the initial excitation terminal (801) of the voltage regulator (3), and the voltage detection terminal (802). In the circuit of the field coil (102), field coil terminal (80g), and ground terminal (804), an initial excitation current flows every 1G of the field coil, and a field magnetomotive force is generated.
この時、図示していないが、充電系診断コンピュータ（
６）及び必要な場合、表示装置（７）、センサー（８）
（９）にキースイッチ（６）を介して上記蓄電池（４）
電圧が印加され、作動を開始する。At this time, although not shown, the charging system diagnostic computer (
6) and if necessary, display device (7), sensor (8)
(9) to the storage battery (4) via the key switch (6).
Voltage is applied and operation begins.
この状態で、始動装置ａ・により、機関が始動し、発電
機（１）が駆動されると、その回転数に応じて電機子コ
イル（１０１）に交流出力を誘起し、この出力は余波整
流装置（２）により余波整流される。該整流出力電圧は
、電圧調整装置（３）により、界磁コイル（１０ｇ）に
流れる界磁電流を断続制御することにより、内部固定設
定された基準電圧に制御される。In this state, when the engine is started by the starter a and the generator (1) is driven, an AC output is induced in the armature coil (101) according to the rotation speed, and this output is rectified by the aftereffects. The aftereffect is rectified by the device (2). The rectified output voltage is controlled to an internally fixed reference voltage by intermittent control of the field current flowing through the field coil (10g) by the voltage regulator (3).
上記の状態において、無発電、無制御、第１整流出力端
（２０１）外れ等の充電系異常が発生すると、充電系診
断マイクロコンピュータ（６）は、（６０２）（６０８
）（６０４）（６０５）の各々、発電機（１）出力電流
、蓄電池（４）端子電圧、第２整流出力端（２０２）電
圧、中性点（１０８）電圧入力により内部演算して故障
診断を行い又、蓄電池（４）寿命に関しては、充放電々
流センサー（９）により、始動時に内部抵抗を測定して
検出し、これを充電系マイクロコンピュータ（６）の入
力端子（６０１）に入力して演算し、その演算結果を表
示信号出力端（６０６）より表示装置（７）に伝達して
表示する。In the above state, if a charging system abnormality occurs such as no power generation, no control, or disconnection of the first rectified output terminal (201), the charging system diagnostic microcomputer (6) will
) (604) and (605), the output current of the generator (1), the terminal voltage of the storage battery (4), the voltage of the second rectified output terminal (202), and the voltage of the neutral point (108) are used for internal calculation and fault diagnosis. In addition, regarding the life of the storage battery (4), the charging/discharging current sensor (9) measures and detects the internal resistance at the time of startup, and inputs this to the input terminal (601) of the charging system microcomputer (6). The calculation result is transmitted from the display signal output terminal (606) to the display device (7) and displayed.
以上詳述した様に、この発明では、従来装置において検
出できなかった充電系異常を、上記充電系情報を充電系
診断マイクロコンピュータにより演算することにより、
検出し、蓄電池の寿命を充放電々流センサーによる内部
抵抗測定により検出するようにしているので、表示装置
により、異常内容別にメツセージ出力することも可能と
なる。As detailed above, in the present invention, charging system abnormalities that could not be detected in conventional devices can be detected by calculating the charging system information using a charging system diagnostic microcomputer.
Since the life of the storage battery is detected by measuring the internal resistance using a charging/discharging current sensor, it is also possible to output a message depending on the nature of the abnormality using the display device.
この結果、バッテリー上りとか過充電あるいは電気負荷
の故障を防止するとか修理時間短縮に効果がある。又、
蓄電池の寿命により、車が始動しなくなる前に交換時期
がわかる効果もある。As a result, it is effective in shortening repair time by preventing dead batteries, overcharging, and electrical load failures. or,
Depending on the lifespan of the storage battery, you can also know when it's time to replace it before the car stops starting.
尚、この発明に於ては、発生電圧情報を電機子コイル（
１０１）の中性点（１０８）より検出したが、第２整流
出力端（２０２）や上記電機子コイル（１０１）の−相
出力端子より検出しても同様の効果がある。In addition, in this invention, the generated voltage information is transmitted to the armature coil (
101), the same effect can be obtained by detecting from the second rectified output end (202) or the -phase output terminal of the armature coil (101).
図面は、この発明の一実施例を示す電気回路図である。
図中、（１）は発電機、（１０１）は電機子コイル、（
１０４）は界磁コイル、（１０８）は中性点、（２）は
余波整流装置、（２０１）は第１整流出力端、（２０２
）は第２整流出力端、（？！０８）は接地端、（３）は
電圧調整装置、（４）は蓄電池、（５）はキースイッチ
、（６）は充電系診断マイクロコンピュータ、（７）は
表示装置、（８）は出力電流センサー、（９）は充放電
々流センサー、Ｑ１始動装置である。
代理人 葛野信−The drawing is an electrical circuit diagram showing an embodiment of the present invention. In the figure, (1) is the generator, (101) is the armature coil, (
104) is a field coil, (108) is a neutral point, (2) is an aftereffect rectifier, (201) is a first rectifier output end, (202) is a
) is the second rectifier output terminal, (?!08) is the ground terminal, (3) is the voltage regulator, (4) is the storage battery, (5) is the key switch, (6) is the charging system diagnostic microcomputer, (7 ) is a display device, (8) is an output current sensor, (9) is a charging/discharging current sensor, and Q1 starting device. Agent Makoto Kuzuno
Claims (1)
機の整流出力により充電される蓄電池、上記界磁コイル
に流れる電流を制御することによって上記発電機の出力
電圧を所定値に制御する電圧調整装置、上記蓄電池の端
子電圧情報とか発生電圧情報及び発電機出力電流情報よ
り成る充電系情報により、故障診断を行うと共に、始動
装置による始動時における蓄電池内部抵抗を充放電々流
センサーにより測定して蓄電池寿命診断を行う充電系診
断マイクロコンピュータ、及び上記充電系診断マイクロ
コンピュータよりの診断結果情報を表示する表示装置を
備えた車両用充電系診断マイクロコンピュータ装置。An alternating current generator having an armature coil and a field coil, a storage battery charged by the rectified output of the generator, and a voltage that controls the output voltage of the generator to a predetermined value by controlling the current flowing through the field coil. The regulating device performs fault diagnosis using the charging system information consisting of terminal voltage information of the storage battery, generated voltage information, and generator output current information, and also measures the internal resistance of the storage battery at the time of starting by the starter device using a charging/discharging current sensor. A charging system diagnostic microcomputer device for a vehicle, comprising: a charging system diagnostic microcomputer that performs storage battery life diagnosis; and a display device that displays diagnostic result information from the charging system diagnostic microcomputer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8520582A JPS58201521A (en) | 1982-05-18 | 1982-05-18 | Charging system diagnosing microcomputer for vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8520582A JPS58201521A (en) | 1982-05-18 | 1982-05-18 | Charging system diagnosing microcomputer for vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS58201521A true JPS58201521A (en) | 1983-11-24 |
Family
ID=13852097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8520582A Pending JPS58201521A (en) | 1982-05-18 | 1982-05-18 | Charging system diagnosing microcomputer for vehicle |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS58201521A (en) |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53103128A (en) * | 1977-02-18 | 1978-09-08 | Fujitsu Ten Ltd | Inspection method of battery for automobile |
| JPS5558739A (en) * | 1978-10-24 | 1980-05-01 | Nippon Denso Co | Method of and device for controlling voltage of automotive generator |
-
1982
- 1982-05-18 JP JP8520582A patent/JPS58201521A/en active Pending
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS53103128A (en) * | 1977-02-18 | 1978-09-08 | Fujitsu Ten Ltd | Inspection method of battery for automobile |
| JPS5558739A (en) * | 1978-10-24 | 1980-05-01 | Nippon Denso Co | Method of and device for controlling voltage of automotive generator |
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