JPH03124746U

JPH03124746U -

Info

Publication number: JPH03124746U
Application number: JP3112090U
Authority: JP
Priority date: 1990-03-28
Filing date: 1990-03-28
Publication date: 1991-12-17

Description

[Brief explanation of drawings]

第１図は本考案によるデマンド監視制御装置の
一実施例を示す構成図、第２図は本装置の基本的
制御を示すフローチヤート、第３図は可変速制御
対象負荷に制御順位を設定して入切制御対象負荷
と同様な制御をさせる方式を示す図、第４図は可
変速負荷のスケジユール制御の一例を示す図、第
５図は従来のデマンド監視制御装置におけるデマ
ンド時限と使用電力の関係を示す図。１……発振装置付電力量計、２……中央演算処
理装置、３……データ設定器、４……タイマ、５
……警報出力器、６……負荷制御器、７……入切
制御対象負荷、８……アナログ信号出力装置、９
……可変速負荷、１０……可変速制御対象負荷、
１１……演算処理装置、１２……アナログ制御量
決定器。 Fig. 1 is a block diagram showing an embodiment of the demand monitoring and control device according to the present invention, Fig. 2 is a flowchart showing the basic control of this device, and Fig. 3 is a flowchart showing the basic control of this device. Figure 4 is a diagram showing an example of schedule control for a variable speed load, and Figure 5 is a diagram showing the demand time limit and power usage in a conventional demand monitoring control device. Diagram showing relationships. 1... Electric energy meter with oscillation device, 2... Central processing unit, 3... Data setter, 4... Timer, 5
... Alarm output device, 6 ... Load controller, 7 ... Load to be controlled on/off, 8 ... Analog signal output device, 9
...Variable speed load, 10...Variable speed control target load,
11... Arithmetic processing unit, 12... Analog control amount determiner.

Claims

[Scope of Claim for Utility Model Registration] 1. An arithmetic processing device that performs comparison calculations between predicted power and contracted power, and comparison calculations between adjusted power and load capacity of a controlled load, and a load controller that outputs an on/off control signal. and an analog signal output device that outputs an analog control signal. 2. The demand monitoring and control device according to claim 1, wherein the variable speed load is controlled by an analog control signal.