JPH0793794B2 - Line terminal equipment - Google Patents
Line terminal equipmentInfo
- Publication number
- JPH0793794B2 JPH0793794B2 JP61205368A JP20536886A JPH0793794B2 JP H0793794 B2 JPH0793794 B2 JP H0793794B2 JP 61205368 A JP61205368 A JP 61205368A JP 20536886 A JP20536886 A JP 20536886A JP H0793794 B2 JPH0793794 B2 JP H0793794B2
- Authority
- JP
- Japan
- Prior art keywords
- power
- line
- line terminal
- power supply
- value
- 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.)
- Expired - Fee Related
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B70/00—Technologies for an efficient end-user side electric power management and consumption
- Y02B70/30—Systems integrating technologies related to power network operation and communication or information technologies for improving the carbon footprint of the management of residential or tertiary loads, i.e. smart grids as climate change mitigation technology in the buildings sector, including also the last stages of power distribution and the control, monitoring or operating management systems at local level
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y04—INFORMATION OR COMMUNICATION TECHNOLOGIES HAVING AN IMPACT ON OTHER TECHNOLOGY AREAS
- Y04S—SYSTEMS INTEGRATING TECHNOLOGIES RELATED TO POWER NETWORK OPERATION, COMMUNICATION OR INFORMATION TECHNOLOGIES FOR IMPROVING THE ELECTRICAL POWER GENERATION, TRANSMISSION, DISTRIBUTION, MANAGEMENT OR USAGE, i.e. SMART GRIDS
- Y04S20/00—Management or operation of end-user stationary applications or the last stages of power distribution; Controlling, monitoring or operating thereof
- Y04S20/20—End-user application control systems
- Y04S20/221—General power management systems
Landscapes
- Remote Monitoring And Control Of Power-Distribution Networks (AREA)
- Power Sources (AREA)
Description
【発明の詳細な説明】 〔概要〕 本発明は、電源投入指令を受けたとき、所定時間間隔の
クロックを自己の回線アドレス値分計数した後主電源を
投入する回線端末装置を提供するもので、電源盤を共有
する複数の回線端末装置の電源をリモートで一斉に投入
する場合に、過大な突入電流を防止することができる効
果がある。DETAILED DESCRIPTION OF THE INVENTION [Outline] The present invention provides a line terminal device which, when receiving a power-on command, counts a clock at a predetermined time interval by its line address value and then turns on a main power source. When the powers of a plurality of line terminal devices sharing the power board are simultaneously turned on remotely, it is possible to prevent an excessive inrush current.
本発明は、電源の投入切断がリモート制御される回線端
末装置の改良に関する。The present invention relates to an improvement of a line terminal device in which turning on / off of a power source is remotely controlled.
複数の回線端末装置が商用電源の電源盤を共用して設置
されている場合、リモート制御により電源投入を一斉に
行うと、過大な突入電流によりブレーカーが遮断するこ
とがある。When a plurality of line terminal devices are installed so as to share the power panel of the commercial power supply, if the power is simultaneously turned on by remote control, the breaker may be shut off by an excessive rush current.
このため、電源盤の容量を増加するとか、電源投入シー
ケンスを設定する等の対策が採られているが、費用がか
かるという問題点があり、これを簡易に解決する回線端
末装置が求められている。Therefore, measures such as increasing the capacity of the power board or setting a power-on sequence are taken, but there is a problem that it is expensive, and a line terminal device that easily solves this problem is demanded. There is.
第３図従来の電源リモート制御方式説明図に従い、従来
の電源リモート制御方式を説明する。FIG. 3 A conventional power source remote control system will be described with reference to a conventional power source remote control system explanatory diagram.
第３図は、１台のキーボードにより複数のディスプレイ
端末を制御するシステムを示したもので、図中、１はホ
ストコンピュータ（以下ホスト）、2,3は同一構成のデ
ィスプレイ端末、４はキーボードである。FIG. 3 shows a system for controlling a plurality of display terminals with one keyboard. In the figure, 1 is a host computer (hereinafter referred to as host), 2 and 3 are display terminals having the same configuration, and 4 is a keyboard. is there.
ディスプレイ端末2,3およびキーボード４は、マルチポ
イント方式でホスト１に接続されており、それぞれの装
置に設けられたアドレス設定盤（AD設定盤）６に基づ
き、回線アドレスを参照してホスト１と回線が接続さ
れ、１台のキーボード４よりディスプレイ端末2,3を制
御してそれぞれデータを入力するように構成されてい
る。The display terminals 2 and 3 and the keyboard 4 are connected to the host 1 by a multipoint method, and based on the address setting board (AD setting board) 6 provided in each device, the line address is referred to and the host 1 is connected. A line is connected, and the keyboard 4 controls the display terminals 2 and 3 to input data respectively.
従って、ディスプレイ端末2,3およびキーボード４は同
一場所に設置され、キーボード４に設けられた電源スイ
ッチ５により、ディスプレイ端末2,3の電源が投入切断
されている。Therefore, the display terminals 2 and 3 and the keyboard 4 are installed at the same place, and the power supply switch 5 provided on the keyboard 4 turns the display terminals 2 and 3 on and off.
即ち、図示のごとく、電源スイッチ５の押下信号はリモ
ート制御信号50（電源投入および切断信号）として各デ
ィスプレイ端末2,3に出力され、各ディスプレイ端末2,3
では、このリモート制御信号50により自己の主電源７を
投入切断している。That is, as shown in the figure, the push-down signal of the power switch 5 is output to each display terminal 2, 3 as a remote control signal 50 (power-on and power-off signal), and each display terminal 2, 3
Then, the main power supply 7 of its own is turned on / off by this remote control signal 50.
上記説明したように、複数の回線端末装置の電源投入切
断がリモート制御されるように構成されたシステムにお
いては、各端末装置が商用電源の電源盤17を共用してい
ると、一斉投入による過大な突入電流のためブレーカ８
が遮断することがあり、電源盤17の電源容量を増大する
とか、所定のシーケンスによって投入しなければならな
い等の問題点がある。As described above, in a system configured to remotely control power on / off of a plurality of line terminal devices, if each terminal device shares the power board 17 of the commercial power supply, it is excessive due to simultaneous power-on. Breaker 8 due to inrush current
May be cut off, and there is a problem that the power capacity of the power board 17 is increased or the power must be turned on in a predetermined sequence.
本発明は、上記問題点を簡易に解決する回線端末装置を
提供することを目的とする。An object of the present invention is to provide a line terminal device that can easily solve the above problems.
上記目的のため、本発明の回線端末装置は、第１図本発
明の原理説明図に示すように、 グループ共通の電源投入指令（54）を受信して自装置の
主電源（７）を投入する回線端末装置であって、 自装置の回線アドレス値が設定されたアドレス設定盤
（６）の値を読取る読取手段（20）と、 前記電源投入指令（54）を受信した時点から所定の時間
間隔を有するクロック（52）を計数する計数手段（21）
と、 前記計数した値と前記回線アドレス値とを比較し、一致
した時点で該主電源（７）に投入信号（53）を出力する
比較手段（22）とを備える。For the above purpose, the line terminal device of the present invention receives the power-on command (54) common to the group and turns on the main power supply (7) of its own device, as shown in FIG. 1 for explaining the principle of the present invention. Which is a line terminal device for reading, and a reading means (20) for reading the value of the address setting panel (6) on which the line address value of the own device is set, and a predetermined time from the time when the power-on command (54) is received Counting means (21) for counting clocks (52) having intervals
And a comparing means (22) which compares the counted value with the line address value and outputs a closing signal (53) to the main power supply (7) when they match.
回線接続された端末装置には、固有の回線アドレスが与
えられ、回線アドレス設定盤がそれぞれの端末装置に設
けられている。A unique line address is given to each terminal device connected to the line, and a line address setting board is provided for each terminal device.
この回線アドレス設定盤を読取り、そのアドレス値まで
所定時間間隔のクロックを計数した後電源を投入する
と、回線アドレス値に基づいたシーケンスが得られる。When this line address setting board is read, clocks at predetermined time intervals are counted up to the address value, and then the power is turned on, a sequence based on the line address value is obtained.
突入電流は数ms以内であるため、例えば10ms間隔のクロ
ックを用いると、少なくとも10ms間隔で電源が投入され
て突入電流による過電流を防止することができる。Since the inrush current is within a few ms, for example, if a clock with an interval of 10 ms is used, the power is turned on at an interval of at least 10 ms and the overcurrent due to the inrush current can be prevented.
なお、上記手段に、端末装置が電源断の状態でも動作す
るように、バッテリ等の常時電源が供給される。It should be noted that a constant power source such as a battery is supplied to the above means so that the terminal device can operate even when the power source is off.
以上により回線端末装置の台数に依存することのない簡
易な投入シーケンスで電源制御を行うことができる。As described above, power supply control can be performed with a simple turn-on sequence that does not depend on the number of line terminal devices.
本発明の実施例を第２図を参照しつつ説明する。 An embodiment of the present invention will be described with reference to FIG.
第２図（ａ）は実施例のシステム構成図、第２図（ｂ）
は実施例の電源制御部詳細ブロック図である。FIG. 2 (a) is a system configuration diagram of the embodiment, and FIG. 2 (b).
FIG. 3 is a detailed block diagram of a power supply controller of the embodiment.
第２図（ａ）において、 11は各ディスプレイ端末18,19に設けられた電源制御部
であり、回線アドレス設定盤（AD設定盤）６を読取る読
取手段（20）と、計数手段（21）と、比較手段（22）と
を備えたもの、 10はキーボード４に設けられたノンロック型の電源スイ
ッチで、押下したとき接地されるもの、 16は、電源制御部11に電源を供給する常時電源で、バッ
テリー等で構成され、通常端末装置に設けられているも
の、 であり、その他第３図と同一符号は同一対象物を表して
いる。In FIG. 2 (a), 11 is a power supply control unit provided in each of the display terminals 18 and 19, and a reading means (20) for reading the line address setting board (AD setting board) 6 and a counting means (21). And a comparison means (22), 10 is a non-locking type power switch provided on the keyboard 4, which is grounded when pressed, 16 is a power supply for the power control unit 11 at all times A power source, which is usually provided in a terminal device, and which is composed of a battery, etc., and the same reference numerals as those in FIG. 3 denote the same objects.
第２図（ｂ）は、電源制御部11の詳細ブロック図であっ
て、 12は、10msの時間間隔を有するクロック52を発生するク
ロック発生部、 13はカウンタ、 14は比較器、 15はラッチ回路、 である。FIG. 2B is a detailed block diagram of the power supply control unit 11, in which 12 is a clock generation unit that generates a clock 52 having a time interval of 10 ms, 13 is a counter, 14 is a comparator, and 15 is a latch. The circuit is.
AD設定盤６は、複数のスイッチＳで構成され、それぞれ
接続／開放によって２進数の回線アドレスが設定される
もので、その接続／開放状態が電圧に変換（読取手段2
0）されて、比較器14の比較入力の一方に入力される。The AD setting board 6 is composed of a plurality of switches S, each of which sets a binary line address by connecting / disconnecting, and converts the connected / disconnected state into a voltage (reading means 2
0) and input to one of the comparison inputs of the comparator 14.
以下電源投入動作を説明する。The power-on operation will be described below.
キーボード４より、電源スイッチ10が押下され、電源投
入指令54が論理“0"になると、カウンタ13はリセットさ
れて、10msのクロック52の計数を開始する。When the power switch 10 is pressed by the keyboard 4 and the power-on command 54 becomes a logical "0", the counter 13 is reset and starts counting the clock 52 of 10 ms.
この計数値はAD設定盤６の値と比較器14により比較さ
れ、一致したとき電源投入信号54がラッチ回路15にラッ
チされて、主電源７に投入信号53として出力される。This count value is compared with the value of the AD setting board 6 by the comparator 14, and when they coincide with each other, the power-on signal 54 is latched by the latch circuit 15 and output to the main power source 7 as the power-on signal 53.
以上の手段を各回線端末装置に設けると、回線アドレス
に対応した時間遅れで電源が投入され、少なくとも10ms
の投入間隔が得られて、従来の一斉投入による過大な突
入電流を防止することができる。When the above means are installed in each line terminal device, the power is turned on with a time delay corresponding to the line address, and at least 10ms
It is possible to prevent the excessive rush current due to the conventional simultaneous charging.
なお、上記電源制御部11は、前述したように、バッテリ
等で構成される常時電源16によって動作するものであ
る。The power supply control unit 11 is operated by the constant power supply 16 composed of a battery or the like, as described above.
本発明は、電源投入の一斉指令を受けたとき、回線アド
レス値に対応した時間後に電源を投入する手段を回線端
末装置に設けたもので、複数の回線端末装置における電
源投入シーケンスを回線端末装置側で制御することがで
きるため、回線端末装置の数に関係なく簡易に電源投入
シーケンス制御が実現でき、且つ端末装置の増設に容易
に対処できるという効果を奏する。The present invention provides the line terminal device with means for turning on the power after a time corresponding to the line address value when a simultaneous power-on command is received. Since the control can be performed on the side, the power-on sequence control can be easily realized regardless of the number of line terminal devices, and the addition of terminal devices can be easily dealt with.
第１図は本発明の原理説明図、 第２図（ａ）は実施例のシステム構成図、 第２図（ｂ）は電源制御部詳細ブロック図、 第３図は従来の電源リモート制御方式説明図、 である。図中、 １はホストコンピュータ、 2,3はディスプレイ端末、 ４はキーボード、 ５は電源スイッチ、 ６はアドレス設定盤（AD設定盤）、 ７は主電源、 ８はブレーカ、 10はノンロック型の電源スイッチ、 11は電源制御部、 12はクロック発生部、13はカウンタ、 14は比較器、15はラッチ回路、 16は常時電源、17は電源盤、 18,19はディスプレイ端末、 20は読取手段、21は計数手段、 22は比較手段、 50はリモート制御信号、 52はクロック、 53は投入信号、 54は電源投入指令、 である。 FIG. 1 is an explanatory view of the principle of the present invention, FIG. 2 (a) is a system configuration diagram of an embodiment, FIG. 2 (b) is a detailed block diagram of a power supply controller, and FIG. 3 is a description of a conventional power supply remote control system. Fig. In the figure, 1 is a host computer, 2 and 3 are display terminals, 4 is a keyboard, 5 is a power switch, 6 is an address setting board (AD setting board), 7 is a main power supply, 8 is a breaker, and 10 is a non-lock type. Power switch, 11 power control unit, 12 clock generation unit, 13 counter, 14 comparator, 15 latch circuit, 16 constant power supply, 17 power panel, 18, 19 display terminal, 20 reading means , 21 is a counting means, 22 is a comparing means, 50 is a remote control signal, 52 is a clock, 53 is a turn-on signal, and 54 is a power-on command.
Claims (1)
して自装置の主電源（７）を投入する回線端末装置であ
って、 自装置の回線アドレス値が設定されたアドレス設定盤
（６）の値を読取る読取手段（20）と、 前記電源投入指令（54）を受信した時点から所定の時間
間隔を有するクロック（52）を計数する計数手段（21）
と、 前記計数した値と前記回線アドレス値とを比較し、一致
した時点で該主電源（７）に投入信号（53）を出力する
比較手段（22）と を備えることを特徴とする回線端末装置。1. A line terminal device for receiving a power-on command (54) common to a group and turning on the main power supply (7) of its own device, the address setting panel (a line setting value of the own device being set. Reading means (20) for reading the value of 6), and counting means (21) for counting clocks (52) having a predetermined time interval from the time when the power-on command (54) is received.
And a comparing means (22) for comparing the counted value with the line address value and outputting a closing signal (53) to the main power source (7) when they coincide with each other. apparatus.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61205368A JPH0793794B2 (en) | 1986-09-01 | 1986-09-01 | Line terminal equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP61205368A JPH0793794B2 (en) | 1986-09-01 | 1986-09-01 | Line terminal equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS6364533A JPS6364533A (en) | 1988-03-23 |
| JPH0793794B2 true JPH0793794B2 (en) | 1995-10-09 |
Family
ID=16505688
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP61205368A Expired - Fee Related JPH0793794B2 (en) | 1986-09-01 | 1986-09-01 | Line terminal equipment |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0793794B2 (en) |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5723379A (en) * | 1980-07-15 | 1982-02-06 | Matsushita Electric Works Ltd | Sequential start system of time division multiplex transmission equipment |
-
1986
- 1986-09-01 JP JP61205368A patent/JPH0793794B2/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| JPS6364533A (en) | 1988-03-23 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4672227A (en) | Automatic transfer switch with delay | |
| US7495356B2 (en) | Dual power supply system | |
| US5629694A (en) | Computer keyboard with power control key | |
| US6115822A (en) | Power distribution unit for detecting system status | |
| JPH10161778A (en) | Uninterrupted power supply | |
| CN103809724A (en) | Equipment cabinet and power source control method thereof | |
| CN103809723A (en) | Equipment cabinet and power source control method thereof | |
| JPH01259480A (en) | Clock signal switching device for ic card | |
| CA1164102A (en) | Selection and power reset circuit | |
| JPH0793794B2 (en) | Line terminal equipment | |
| US6880015B1 (en) | Agile mode for Modbus network protocol | |
| KR19990025979A (en) | Reset device using switching | |
| JPS62100143A (en) | Non-interruption electric source | |
| JP2821358B2 (en) | Tabletop | |
| JP2847957B2 (en) | Extension system | |
| KR0129491Y1 (en) | Power switching circuit | |
| JPS58154026A (en) | Error processing system of information processor | |
| SU1686430A1 (en) | Signal shaper as power is switched on/off | |
| JPH0520767B2 (en) | ||
| KR20040001727A (en) | Computer system | |
| JP2775536B2 (en) | Power supply device and power supply control method | |
| JPS61278785A (en) | Electronic timer | |
| KR19990047479A (en) | Power-Down Mode Switching Circuit | |
| JPH07194135A (en) | Controller for inverter | |
| SU1649624A1 (en) | Device for controlling three groups of secondary power supplies |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| LAPS | Cancellation because of no payment of annual fees |