JPS6317946U

JPS6317946U -

Info

Publication number: JPS6317946U
Application number: JP11061886U
Authority: JP
Priority date: 1986-07-21
Filing date: 1986-07-21
Publication date: 1988-02-05

Description

[Brief explanation of the drawing]

第１図は本考案の基本的な実施例の概略構成図
、第２図は第１図に示された実施例の動作を説明
する信号波形図、第３図は本発明のやや具体的な
実施例の概略構成図、第４図は第３図に示された
実施例の要部信号波形図、第５図は従来の火炎検
出回路の説明図、である。図中、１０は火炎検出回路、１１は火炎検出セ
ンサ、１２は信号処理部、１３はマイクロコンピ
ユータ等の主制御回路、１４は疑似失火信号発生
回路、である。 Fig. 1 is a schematic configuration diagram of a basic embodiment of the present invention, Fig. 2 is a signal waveform diagram explaining the operation of the embodiment shown in Fig. 1, and Fig. 3 is a somewhat specific diagram of the embodiment shown in Fig. 1. FIG. 4 is a schematic diagram of the configuration of the embodiment, FIG. 4 is a signal waveform diagram of essential parts of the embodiment shown in FIG. 3, and FIG. 5 is an explanatory diagram of a conventional flame detection circuit. In the figure, 10 is a flame detection circuit, 11 is a flame detection sensor, 12 is a signal processing section, 13 is a main control circuit such as a microcomputer, and 14 is a pseudo misfire signal generation circuit.

Claims

[Claims for Utility Model Registration] The flame detection sensor comprises a flame detection sensor that detects whether or not a flame exists in the combustion section, and a signal processing section that shapes the output waveform of the flame detection sensor. A combustion control device comprising a flame detection circuit that selectively sends a flame detection signal or a flame extinction detection signal from the signal processing section to a main control circuit according to an output, wherein the flame detection signal is input to the main control circuit. a pseudo-misfire signal generation circuit that superimposes a pseudo-misfire signal on the output of the flame detection sensor; A combustion control device comprising: a determination circuit for determining whether a pseudo misfire signal is included;