JPH05240886A - Confirmation system for voltage fluctuation test - Google Patents
Confirmation system for voltage fluctuation testInfo
- Publication number
- JPH05240886A JPH05240886A JP4073104A JP7310492A JPH05240886A JP H05240886 A JPH05240886 A JP H05240886A JP 4073104 A JP4073104 A JP 4073104A JP 7310492 A JP7310492 A JP 7310492A JP H05240886 A JPH05240886 A JP H05240886A
- Authority
- JP
- Japan
- Prior art keywords
- voltage fluctuation
- output voltage
- fluctuation test
- test
- power supply
- 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
Landscapes
- Measurement Of Current Or Voltage (AREA)
- Testing Electric Properties And Detecting Electric Faults (AREA)
Abstract
Description
【０００１】[0001]
【産業上の利用分野】本発明は情報処理装置などに用い
られる電源の電圧変動試験の制御方式に関する。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a control system for a voltage fluctuation test of a power supply used in an information processing device or the like.
【０００２】[0002]
【従来の技術】従来、この種の電圧変動試験方式におい
て、電圧変動試験時の電源の出力電圧が正常か確認する
方法は人間が直接出力電圧を測定して電圧変動率から算
出した規格値と比較していた。2. Description of the Related Art Conventionally, in this type of voltage fluctuation test method, a method for confirming whether the output voltage of a power supply is normal during a voltage fluctuation test is a standard value calculated by a person directly measuring the output voltage and calculating the voltage fluctuation rate. I was comparing.
【０００３】[0003]
【発明が解決しようとする課題】従来の電圧変動試験確
認方式は、人間が直接出力電圧を測定していたため、信
頼性が十分ではなかった。また、通常、電圧測定用の端
子等は危険回避のため外部から遮断されており、電圧変
動試験時の、出力電圧の測定が容易にできず、確認に時
間がかかった。In the conventional voltage fluctuation test confirmation method, the human being directly measures the output voltage, so that the reliability is not sufficient. In addition, the terminals for voltage measurement and the like are normally shut off from the outside in order to avoid danger, and the output voltage cannot be easily measured during the voltage fluctuation test, and it takes time to confirm.
【０００４】[0004]
【課題を解決するための手段】本発明の電圧変動試験確
認方式は、電源に、電圧変動試験時の出力電圧をデジタ
ルデータへ変換する手段と、電源制御装置から送信され
た電圧変動率のデータから出力電圧変動の規格値を算出
する手段と、出力電圧値と規格値を比較して、電圧変動
試験の回路が正常動作か異常動作かを判断し、その結果
をシリアルデータバスを介して電源制御装置に報告する
マイクロプロセッサとを有している。According to the voltage fluctuation test confirmation method of the present invention, means for converting an output voltage in a voltage fluctuation test into digital data in a power supply, and voltage fluctuation rate data transmitted from a power supply control device. The method of calculating the standard value of the output voltage fluctuation from the output voltage value and the standard value are compared to determine whether the circuit of the voltage fluctuation test is operating normally or abnormally, and the result is supplied via the serial data bus to the power supply. A microprocessor reporting to the controller.
【０００５】[0005]
【実施例】次に本発明について図面を参照して説明す
る。The present invention will be described below with reference to the drawings.
【０００６】図１は本発明の一実施例を示す構成図であ
る。電源制御装置１と複数の電源２はシリアルデータバ
ス１１で接続し、電源２と論理素子７とは出力電圧線１
４により接続されている。FIG. 1 is a block diagram showing an embodiment of the present invention. The power supply control device 1 and the plurality of power supplies 2 are connected by a serial data bus 11, and the power supply 2 and the logic element 7 are connected to the output voltage line 1
Connected by four.
【０００７】電源２の内部では、マイクロプロセッサ３
がシリアルデータバス１１と接続し、更に、マイクロプ
ロセッサ３は、電圧変動試験を行う為にデジタルデータ
バス１２を介してＤ／Ａコンバータ４と接続し、また、
出力電圧値をデジタルデータに変換するためのＡ／Ｄコ
ンバータ５と接続している。Inside the power supply 2, the microprocessor 3
Is connected to the serial data bus 11, and further, the microprocessor 3 is connected to the D / A converter 4 via the digital data bus 12 in order to perform the voltage fluctuation test.
It is connected to an A / D converter 5 for converting the output voltage value into digital data.
【０００８】また、Ｄ／Ａコンバータ４は電源出力部６
と出力電圧の変動率を指示する電圧変動信号線１３を介
して接続し、Ａ／Ｄコンバータ５は出力電圧値検出のた
めに出力電圧線１４と接続している。The D / A converter 4 has a power output section 6
And the A / D converter 5 are connected to the output voltage line 14 for detecting the output voltage value.
【０００９】次に図２は本発明の動作を示す流れ図であ
る。電源２内のマイクロプロセッサ３は電源制御装置１
からシリアルデータバス１１を介して電圧変動率のデー
タと電圧変動試験の開始のデータを含んだコマンドを受
信（２１）したならば、Ｄ／Ａコンバータ４に対し、電
圧変動率を送信する。Next, FIG. 2 is a flow chart showing the operation of the present invention. The microprocessor 3 in the power supply 2 is the power supply control device 1
When the command including the voltage fluctuation rate data and the voltage fluctuation test start data is received (21) from the serial data bus 11, the voltage fluctuation rate is transmitted to the D / A converter 4.
【００１０】Ｄ／Ａコンバータ４は電源出力部６に対
し、出力電圧を変化するよう制御（２２）し、試験を開
始する。更に、電圧変動率のデータから電圧変動試験時
の出力電圧の規格値を算出（２３）し、メモリに格納
（２４）する。また、Ａ／Ｄコンバータ５によって検出
された電圧変動試験時の出力電圧値をデジタル変換後、
デジタルデータバス１２を介してマイクロプロセッサ３
に入力（２５）し、前記メモリに格納した出力電圧の規
格値と比較（２６）する。この時、出力電圧の規格値と
Ａ／Ｄコンバータ５から入力したデジタルデータとが一
致したときは、正常試験中と判断する。The D / A converter 4 controls the power supply output section 6 to change the output voltage (22) and starts the test. Further, the standard value of the output voltage at the time of the voltage fluctuation test is calculated from the voltage fluctuation rate data (23) and stored in the memory (24). In addition, after converting the output voltage value in the voltage fluctuation test detected by the A / D converter 5 into a digital value,
Microprocessor 3 via digital data bus 12
(25) and compares (26) with the standard value of the output voltage stored in the memory. At this time, when the standard value of the output voltage matches the digital data input from the A / D converter 5, it is determined that the normal test is in progress.
【００１１】一方、出力電圧の計算値とＡ／Ｄコンバー
タ５から入力したデジタルデータが不一致のときは、電
圧変動試験が異常であり、電圧変動試験回路４が正常動
作していないと判断する。この後、マイクロプロセッサ
３は、電源制御装置１へシリアルデータバス１１を介し
て電圧変動試験の正常（２７）又は異常（２８）を報告
し、通常状態（２９）にもどる。On the other hand, when the calculated output voltage and the digital data input from the A / D converter 5 do not match, it is determined that the voltage fluctuation test is abnormal and the voltage fluctuation test circuit 4 is not operating normally. After that, the microprocessor 3 reports to the power supply control device 1 via the serial data bus 11 whether the voltage fluctuation test is normal (27) or abnormal (28), and returns to the normal state (29).
【００１２】[0012]
【発明の効果】以上説明したように本発明は電圧変動試
験時の出力電圧値と、電圧変動率から算出される出力電
圧の規格値との比較をマイクロプロセッサを用いて行う
ことにより、電圧変動試験の確認の信頼性が向上し、確
認時間が短縮するという効果を有する。As described above, according to the present invention, by comparing the output voltage value in the voltage fluctuation test with the standard value of the output voltage calculated from the voltage fluctuation rate by using the microprocessor, the voltage fluctuation This has the effect of improving the reliability of test confirmation and shortening the confirmation time.
【図１】本発明の一実施例を示す構成図FIG. 1 is a configuration diagram showing an embodiment of the present invention.
【図２】本発明の動作を示す流れ図FIG. 2 is a flowchart showing the operation of the present invention.
１ 電源制御装置 ２ 電源 ３ マイクロプロセッサ ４ Ｄ／Ａコンバータ ５ Ａ／Ｄコンバータ ６ 電源出力部 ７ 論理素子 １１ シリアルデータバス １２ デジタルデータバス １３ 電圧変動信号線 １４ 出力電圧線 1 Power Supply Control Device 2 Power Supply 3 Microprocessor 4 D / A Converter 5 A / D Converter 6 Power Supply Output Section 7 Logic Element 11 Serial Data Bus 12 Digital Data Bus 13 Voltage Fluctuation Signal Line 14 Output Voltage Line
Claims (1)
タルデータへ変換する手段と、電源制御装置から送信さ
れた電圧変動率のデータから出力電圧変動の規格値を算
出する手段と、 出力電圧値と前記規格値を比較して、電圧変動試験の回
路が正常動作か異常動作かを判断し、その結果をシリア
ルデータバスを介して前記電源制御装置に報告するマイ
クロプロセッサとを有することを特徴とした電圧変動試
験確認方式。1. A means for converting an output voltage during a voltage fluctuation test into digital data for a power supply, a means for calculating a standard value of the output voltage fluctuation from data of a voltage fluctuation rate transmitted from a power supply control device, and an output voltage. A microprocessor for comparing the value with the standard value to determine whether the circuit for voltage fluctuation test is operating normally or abnormally, and reporting the result to the power supply control device via a serial data bus. The voltage fluctuation test confirmation method.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4073104A JPH05240886A (en) | 1992-02-26 | 1992-02-26 | Confirmation system for voltage fluctuation test |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP4073104A JPH05240886A (en) | 1992-02-26 | 1992-02-26 | Confirmation system for voltage fluctuation test |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH05240886A true JPH05240886A (en) | 1993-09-21 |
Family
ID=13508668
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP4073104A Pending JPH05240886A (en) | 1992-02-26 | 1992-02-26 | Confirmation system for voltage fluctuation test |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH05240886A (en) |
-
1992
- 1992-02-26 JP JP4073104A patent/JPH05240886A/en active Pending
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