Pulsejet engine

Japanese: pulsejet engine(英語表記)pulsejetengine
Pulsejet engine

...In addition, because it has no static thrust, it cannot take off under its own power and must be accelerated to supersonic cruising speed by another propulsion device, such as a booster rocket, in order to be practical.
[Pulsejet engine]
A jet engine with a simple structure (Figure 4) has a combustion chamber with a check valve just after the air intake, and a jet pipe of an appropriate length attached behind it. The air is ram-compressed at the front intake, opens the check valve, and enters the combustion chamber, where it mixes with the atomized fuel. When an appropriate amount of combustible mixture is produced, it burns at a constant volume.

*Some of the terminology that mentions "pulsejet engine" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

Japanese:

…また静止推力もないので,自力では離陸できず,超音速巡航速度までブースターロケットなど他の推進装置により加速しなければ実用できない。
[パルスジェットエンジンpulsejet engine]
 空気取入口直後に,逆止弁をもった燃焼室を設け,その後方に,適当な長さのジェットパイプをつけた簡単な構造のジェットエンジン(図4)。前方取入口でラム圧縮され逆止弁を開いて燃焼室に入った空気は,噴霧されている燃料と混合し,適当な量の可燃混合気ができると定容的に燃焼する。…

※「pulsejet engine」について言及している用語解説の一部を掲載しています。

出典|株式会社平凡社世界大百科事典 第2版について | 情報

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