JPS5917894A - Control device for proportional current control type dc motor - Google Patents
Control device for proportional current control type dc motorInfo
- Publication number
- JPS5917894A JPS5917894A JP12547282A JP12547282A JPS5917894A JP S5917894 A JPS5917894 A JP S5917894A JP 12547282 A JP12547282 A JP 12547282A JP 12547282 A JP12547282 A JP 12547282A JP S5917894 A JPS5917894 A JP S5917894A
- Authority
- JP
- Japan
- Prior art keywords
- motor
- voltage
- ripple
- control device
- power source
- 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
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02P—CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS; CONTROLLING TRANSFORMERS, REACTORS OR CHOKE COILS
- H02P7/00—Arrangements for regulating or controlling the speed or torque of electric DC motors
- H02P7/06—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current
- H02P7/18—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power
- H02P7/24—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices
- H02P7/28—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices
- H02P7/285—Arrangements for regulating or controlling the speed or torque of electric DC motors for regulating or controlling an individual dc dynamo-electric motor by varying field or armature current by master control with auxiliary power using discharge tubes or semiconductor devices using semiconductor devices controlling armature supply only
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Control Of Direct Current Motors (AREA)
Abstract
Description
【発明の詳細な説明】
本発明は、ＤＣモータ制御装置に関し、特に、比例電流
制御方式のＤＣモータ制御装置に関する。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a DC motor control device, and particularly to a DC motor control device using a proportional current control method.
一般に、低電圧バッテリによって駆動されるＤＣモータ
を含む小型力しットデツキ等のオーディオ装置にあって
は、バッテリの内部インピーダンスの故にＤＣモータの
負荷変動に基づくリップル電圧がバッテリ出力端に発生
し、かかるリップル電圧が同一バッテリにより駆動され
るアンプ、チューナ等におけるノイズ発生の原因となる
ことが知られている。Generally, in audio devices such as small power decks that include a DC motor driven by a low-voltage battery, ripple voltage is generated at the battery output terminal due to load fluctuations of the DC motor due to the internal impedance of the battery. It is known that ripple voltage causes noise generation in amplifiers, tuners, etc. that are driven by the same battery.
かかる低電圧バッテリ駆動ＤＣモータの速度制御をなす
ために、比例電流制御方式のＤＣモータ制御装置が知ら
れており、かかる制御装置の従来例について第１図を参
照して説明する。In order to control the speed of such a low-voltage battery-driven DC motor, a proportional current control type DC motor control device is known, and a conventional example of such a control device will be described with reference to FIG.
第１図に承り比例電流制卸方式のＤＣモータ制ｒｖａ装
においては、内部インピーダンスＺＯを含み直流電源１
から比制御１１ＤｃモータＭに電力が供給されるように
なっている。ＤＣモータＭの内部インピーダンスに等価
な比例抵抗ＲＴがリップル吸収用キャパシタＣｏと共に
ＤＣモータＭと並列に直流電源１の一方の出力端子Ｂ１
に接続されている。ＤＣモータＭと比例抵抗ＲＴを流れ
る電流は、■ミッタ抵抗Ｒ３、Ｒ４に各々接続したトラ
ンジスタＱｌ、Ｑ２によって制御されるようになつてお
り、トランジスタＱ＋ 、Ｑ２の導電度は各々のベース
に共通に供給される演算増幅器ＯＰ ＩＪＩらの制御信
号によって制御されるようになっている。一方、ＤＣモ
ータＭと比例抵抗ＲＴのトランジスタＱ＋ 、Ｑ２側端
子Ｊ＋ 、Ｊ２間には抵抗Ｒ１、Ｒ２からなる分圧回路
が挿入されており、該分圧回路の分圧点Ｊ３から得られ
る電圧が演惇増幅回路ＯＰの一方の入力端子に供給され
る。また、比例抵抗ＲＴの端子Ｊ１と直流電源１のアー
ス側端子Ｂ２との間には直列に接続されたバッテリ［ｒ
と定電流源１ｏが接続されている。バッテリＥｒと定電
流源１ｏとの接続点Ｊ４の電圧は演算増幅器ｏＰの他方
の入力となっている。According to Fig. 1, in the proportional current control type DC motor control RVA system, the DC power supply 1 including the internal impedance ZO
Electric power is supplied from the ratio control 11Dc motor M to the ratio control 11Dc motor M. A proportional resistance RT equivalent to the internal impedance of the DC motor M is connected to one output terminal B1 of the DC power supply 1 in parallel with the DC motor M together with a ripple absorption capacitor Co.
It is connected to the. The current flowing through the DC motor M and the proportional resistor RT is controlled by the transistors Ql and Q2 connected to the mitter resistors R3 and R4, respectively, and the conductivity of the transistors Q+ and Q2 is common to each base. It is controlled by control signals from the supplied operational amplifier OP IJI. On the other hand, a voltage dividing circuit consisting of resistors R1 and R2 is inserted between the DC motor M and the transistor Q+ of the proportional resistor RT, the Q2 side terminal J+, and J2, and the voltage obtained from the voltage dividing point J3 of the voltage dividing circuit is inserted. is supplied to one input terminal of the differential amplifier circuit OP. Furthermore, a battery [r
and a constant current source 1o are connected. The voltage at the connection point J4 between the battery Er and the constant current source 1o serves as the other input of the operational amplifier oP.
ここで、トランジスタＱ１．Ｑ２の電流増幅率の比は１
：Ｋに定められているとし、ＯＣモータＭを流れる駆動
電流をｌａとし、分圧回路Ｒ＋。Here, transistor Q1. The ratio of current amplification factor of Q2 is 1
: K, the drive current flowing through the OC motor M is la, and the voltage dividing circuit R+.
Ｒ２を流れる電流をＩＳとすれば、トランジスタＱ２に
流れる電流は（Ｉａ ＋Ｉｓ ）／にとなる。If the current flowing through R2 is IS, then the current flowing through transistor Q2 is (Ia + Is)/.
よって比例抵抗ＲＴを流れる電流は（ｌａ＋Ｉｓ＞／に
＋Ｉｏ＋ＩＳとなる。Therefore, the current flowing through the proportional resistor RT becomes (la+Is>/+Io+IS).
上記した如き構成のＤＣモーター御回路においては、Ｄ
Ｃモータの負荷変動に応じて接続点Ｊ＋とＪ２との電位
差が変動し、これに応じて演算増幅器ＯＰの出力も変動
してトランジスタＱ＋ 、 Ｑ２が制御されてＤＣモー
タＭの速度制御がなされるのである。In the DC motor control circuit configured as described above, D
The potential difference between the connection points J+ and J2 changes according to the load fluctuation of the C motor, and the output of the operational amplifier OP also changes accordingly, controlling the transistors Q+ and Q2, thereby controlling the speed of the DC motor M. It is.
しかしながら、かかるキャパシタＣｏ１挿入する方式に
よるリップル電圧吸収方法は、基本的にはＣＲフィルタ
であることから、比例抵抗ｒｌｒが小なる場合に所望Ｏ
Ｒ時定数を得るためには巨大弓なキャパシタが必要とな
り、完全なリップル電圧吸収を成づことが困難であった
。However, since this method of absorbing ripple voltage by inserting the capacitor Co1 is basically a CR filter, when the proportional resistance rlr is small, the desired O
In order to obtain the R time constant, a gigantic capacitor is required, making it difficult to achieve complete ripple voltage absorption.
そこで、本発明は、電源出力端に生ずるリップル電圧を
充分吸収づることの出来る比例電流制御方式のＤＣモー
タ制御装置を提供することを目的とする。SUMMARY OF THE INVENTION Accordingly, an object of the present invention is to provide a proportional current control type DC motor control device that can sufficiently absorb the ripple voltage generated at the power output terminal.
本発明による比例電流制御方式ＤＣモータ制御装置にお
いては、いわゆる比例抵抗により電圧降下に位相反転け
しめた電源リップル成分を重畳するようになされている
。In the proportional current control type DC motor control device according to the present invention, a phase-inverted power supply ripple component is superimposed on the voltage drop by a so-called proportional resistance.
以下、本発明によるＤＣモータ制御装置について第２図
を参照しつつ説明する。Hereinafter, a DC motor control device according to the present invention will be explained with reference to FIG.
第２図に示された本発明による比例電流制御方式のＤＣ
モータ制御装置においては比例抵抗ＲＴのアース側端子
Ｊ１に反転増幅回路２からの出力電圧が交流結合キャパ
シタｃ１を介して印加されていることの他は第１図に示
した従来例と全く同様な構成となっている。反転増幅回
路２は、トランジスタＱ３どそのコレクタ抵抗Ｒ５及び
エミッタ抵抗Ｒ６とからなる反転増幅器と、スピー１−
アップキャパシタＣ２によってバイパスされた抵抗Ｒ７
ど抵抗Ｒ８とからなる分圧回路とがらなっている。−か
かる構成の反転増幅回路２は、直流電源１の内部インピ
ーダンスＺｏ及びＤＣモータＭの負荷変動によって生ず
る電源供給端子Ｂ＋ に生ずるリップル成分を位相反転
増幅して出力し、この出力電圧は交流結合し、この出力
電圧は交流結合キャパシタＣ１を介して抵抗ＲＴの端子
Ｊ１に供給される。DC of the proportional current control method according to the present invention shown in FIG.
The motor control device is completely similar to the conventional example shown in FIG. 1, except that the output voltage from the inverting amplifier circuit 2 is applied to the ground side terminal J1 of the proportional resistor RT via the AC coupling capacitor c1. The structure is as follows. The inverting amplifier circuit 2 includes an inverting amplifier including a collector resistor R5 and an emitter resistor R6 such as a transistor Q3, and a speaker 1-.
Resistor R7 bypassed by up capacitor C2
The voltage dividing circuit is made up of a resistor R8 and a resistor R8. - The inverting amplifier circuit 2 having such a configuration amplifies the phase of the ripple component generated at the power supply terminal B+ due to the internal impedance Zo of the DC power supply 1 and the load fluctuation of the DC motor M, and outputs the amplified ripple component, and this output voltage is AC-coupled. , this output voltage is supplied to terminal J1 of resistor RT via AC coupling capacitor C1.
従って、抵抗ＲＴには、電源供給端子Ｂｉ上にリップル
成分を生ぜしめるＤＣモータＭに流れる電流中の変動成
分を杓も消すような電流が流れ、従って、電源供給端子
Ｂｉ土に生じ得るリップル電圧が充分に抑制されること
になるのである。Therefore, a current flows through the resistor RT that eliminates the fluctuation component in the current flowing through the DC motor M that causes a ripple component on the power supply terminal Bi, and therefore, the ripple voltage that may occur on the power supply terminal Bi. will be sufficiently suppressed.
上記したことから明らかなように、本発明による比例電
流制御方式ＤＣモータ制！ＩＩ装置は、大容量キレパシ
タを必要とぜずかつ電源リップル電圧を充分抑制覆るこ
とが出来、かつ回路構成も比較的簡単である。As is clear from the above, the proportional current control method DC motor system according to the present invention! The II device does not require a large capacity capacitor, can sufficiently suppress the power supply ripple voltage, and has a relatively simple circuit configuration.
また、かかるＤＣモータ制ｉ装置は小形力セラ１−デー
プレコータのキャプスタンモータの制御用としＣ特に好
適である。Further, such a DC motor control device is particularly suitable for controlling a capstan motor of a small force cellar 1-day recorder.
【図面の簡単な説明】
第１図は従来例を示す回路図、第２図は本発明の実施例
を示す回路図である。
主要部分の符号の説明
１・・・・・・直流電源
２・・・・・・反転増幅回路
Ｍ・・・・・・ＤＣ七−タ
ＯＰ・・・・・・演埠増幅器
Ｃ１・・・・・・交流結合キャパシタ
出願人 パイオニア株式会社
代理人 弁理士 藤村元彦BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a circuit diagram showing a conventional example, and FIG. 2 is a circuit diagram showing an embodiment of the present invention. Explanation of symbols of main parts 1...DC power supply 2...Inverting amplifier circuit M...DC 7-torer OP...Direct amplifier C1... ...AC coupling capacitor applicant Pioneer Co., Ltd. agent Patent attorney Motohiko Fujimura
Claims (1)
比例抵抗と、前記比例抵抗両端の電圧降下と該被制ｔｌ
ｌＤｃモータの両端電圧降下とを比較しつつ該被制御Ｄ
Ｃモータに駆動電流を供給する電流制御回路とを含むＤ
Ｃモータ制御装置であって、前記直流電源の出力端にお
けるリップル電圧成分を反転して増幅する反転増幅回路
と、前記反転増幅回路の出力の交流会のみを夢前記比例
抵抗の電圧降下に重畳する交流結合回路とを有すること
を特徴とするＤＣモータ制御装置。A proportional resistor connected in parallel with the controlled DC motor to the DC power source, a voltage drop across the proportional resistor, and the controlled tl.
The controlled D is compared with the voltage drop across the DC motor.
and a current control circuit that supplies a drive current to the C motor.
The C motor control device includes an inverting amplifier circuit that inverts and amplifies the ripple voltage component at the output end of the DC power source, and only an exchange of the output of the inverting amplifier circuit is superimposed on the voltage drop of the proportional resistor. A DC motor control device comprising an AC coupling circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12547282A JPS5917894A (en) | 1982-07-19 | 1982-07-19 | Control device for proportional current control type dc motor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12547282A JPS5917894A (en) | 1982-07-19 | 1982-07-19 | Control device for proportional current control type dc motor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5917894A true JPS5917894A (en) | 1984-01-30 |
Family
ID=14910926
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12547282A Pending JPS5917894A (en) | 1982-07-19 | 1982-07-19 | Control device for proportional current control type dc motor |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5917894A (en) |
Cited By (20)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1994011938A1 (en) * | 1992-11-17 | 1994-05-26 | Champlin Keith S | Method and apparatus for suppressing time-varying signals in batteries undergoing charging or discharging |
| US9851411B2 (en) | 2012-06-28 | 2017-12-26 | Keith S. Champlin | Suppressing HF cable oscillations during dynamic measurements of cells and batteries |
| US9923289B2 (en) | 2014-01-16 | 2018-03-20 | Midtronics, Inc. | Battery clamp with endoskeleton design |
| US9966676B2 (en) | 2015-09-28 | 2018-05-08 | Midtronics, Inc. | Kelvin connector adapter for storage battery |
| US10046649B2 (en) | 2012-06-28 | 2018-08-14 | Midtronics, Inc. | Hybrid and electric vehicle battery pack maintenance device |
| US10222397B2 (en) | 2014-09-26 | 2019-03-05 | Midtronics, Inc. | Cable connector for electronic battery tester |
| US10317468B2 (en) | 2015-01-26 | 2019-06-11 | Midtronics, Inc. | Alternator tester |
| US10429449B2 (en) | 2011-11-10 | 2019-10-01 | Midtronics, Inc. | Battery pack tester |
| US10473555B2 (en) | 2014-07-14 | 2019-11-12 | Midtronics, Inc. | Automotive maintenance system |
| US10843574B2 (en) | 2013-12-12 | 2020-11-24 | Midtronics, Inc. | Calibration and programming of in-vehicle battery sensors |
| US11054480B2 (en) | 2016-10-25 | 2021-07-06 | Midtronics, Inc. | Electrical load for electronic battery tester and electronic battery tester including such electrical load |
| US11325479B2 (en) | 2012-06-28 | 2022-05-10 | Midtronics, Inc. | Hybrid and electric vehicle battery maintenance device |
| US11474153B2 (en) | 2019-11-12 | 2022-10-18 | Midtronics, Inc. | Battery pack maintenance system |
| US11486930B2 (en) | 2020-01-23 | 2022-11-01 | Midtronics, Inc. | Electronic battery tester with battery clamp storage holsters |
| US11513160B2 (en) | 2018-11-29 | 2022-11-29 | Midtronics, Inc. | Vehicle battery maintenance device |
| US11545839B2 (en) | 2019-11-05 | 2023-01-03 | Midtronics, Inc. | System for charging a series of connected batteries |
| US11650259B2 (en) | 2010-06-03 | 2023-05-16 | Midtronics, Inc. | Battery pack maintenance for electric vehicle |
| US11668779B2 (en) | 2019-11-11 | 2023-06-06 | Midtronics, Inc. | Hybrid and electric vehicle battery pack maintenance device |
| US11740294B2 (en) | 2010-06-03 | 2023-08-29 | Midtronics, Inc. | High use battery pack maintenance |
| US11973202B2 (en) | 2019-12-31 | 2024-04-30 | Midtronics, Inc. | Intelligent module interface for battery maintenance device |
-
1982
- 1982-07-19 JP JP12547282A patent/JPS5917894A/en active Pending
Cited By (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO1994011938A1 (en) * | 1992-11-17 | 1994-05-26 | Champlin Keith S | Method and apparatus for suppressing time-varying signals in batteries undergoing charging or discharging |
| US11740294B2 (en) | 2010-06-03 | 2023-08-29 | Midtronics, Inc. | High use battery pack maintenance |
| US11650259B2 (en) | 2010-06-03 | 2023-05-16 | Midtronics, Inc. | Battery pack maintenance for electric vehicle |
| US10429449B2 (en) | 2011-11-10 | 2019-10-01 | Midtronics, Inc. | Battery pack tester |
| US11548404B2 (en) | 2012-06-28 | 2023-01-10 | Midtronics, Inc. | Hybrid and electric vehicle battery pack maintenance device |
| US10046649B2 (en) | 2012-06-28 | 2018-08-14 | Midtronics, Inc. | Hybrid and electric vehicle battery pack maintenance device |
| US9851411B2 (en) | 2012-06-28 | 2017-12-26 | Keith S. Champlin | Suppressing HF cable oscillations during dynamic measurements of cells and batteries |
| US11325479B2 (en) | 2012-06-28 | 2022-05-10 | Midtronics, Inc. | Hybrid and electric vehicle battery maintenance device |
| US11926224B2 (en) | 2012-06-28 | 2024-03-12 | Midtronics, Inc. | Hybrid and electric vehicle battery pack maintenance device |
| US10843574B2 (en) | 2013-12-12 | 2020-11-24 | Midtronics, Inc. | Calibration and programming of in-vehicle battery sensors |
| US9923289B2 (en) | 2014-01-16 | 2018-03-20 | Midtronics, Inc. | Battery clamp with endoskeleton design |
| US10473555B2 (en) | 2014-07-14 | 2019-11-12 | Midtronics, Inc. | Automotive maintenance system |
| US10222397B2 (en) | 2014-09-26 | 2019-03-05 | Midtronics, Inc. | Cable connector for electronic battery tester |
| US10317468B2 (en) | 2015-01-26 | 2019-06-11 | Midtronics, Inc. | Alternator tester |
| US9966676B2 (en) | 2015-09-28 | 2018-05-08 | Midtronics, Inc. | Kelvin connector adapter for storage battery |
| US11054480B2 (en) | 2016-10-25 | 2021-07-06 | Midtronics, Inc. | Electrical load for electronic battery tester and electronic battery tester including such electrical load |
| US11513160B2 (en) | 2018-11-29 | 2022-11-29 | Midtronics, Inc. | Vehicle battery maintenance device |
| US11545839B2 (en) | 2019-11-05 | 2023-01-03 | Midtronics, Inc. | System for charging a series of connected batteries |
| US11668779B2 (en) | 2019-11-11 | 2023-06-06 | Midtronics, Inc. | Hybrid and electric vehicle battery pack maintenance device |
| US11474153B2 (en) | 2019-11-12 | 2022-10-18 | Midtronics, Inc. | Battery pack maintenance system |
| US11973202B2 (en) | 2019-12-31 | 2024-04-30 | Midtronics, Inc. | Intelligent module interface for battery maintenance device |
| US11486930B2 (en) | 2020-01-23 | 2022-11-01 | Midtronics, Inc. | Electronic battery tester with battery clamp storage holsters |
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