JPS6216728U

JPS6216728U -

Info

Publication number: JPS6216728U
Application number: JP10803185U
Authority: JP
Priority date: 1985-07-15
Filing date: 1985-07-15
Publication date: 1987-01-31

Description

[Brief explanation of the drawing]

第１図は本考案の一実施例を示す概略構成図、
第２図は第１図の構成におけるＴ―Ｓ線図を従来
装置のそれと対比して示した線図である。１０……エンジン、１２……排気管、１４……
給気管、１６……第２ターボ過給機、１８……第
２排気ガスタービン、２０……第２空気圧縮機、
２２……第１ターボ過給機、２４……第１排気ガ
スタービン、２６……第１空気圧縮機。 FIG. 1 is a schematic configuration diagram showing an embodiment of the present invention;
FIG. 2 is a diagram showing a T-S diagram in the configuration of FIG. 1 in comparison with that of a conventional device. 10...Engine, 12...Exhaust pipe, 14...
Air supply pipe, 16... second turbo supercharger, 18... second exhaust gas turbine, 20... second air compressor,
22...first turbo supercharger, 24...first exhaust gas turbine, 26...first air compressor.

Claims

[Scope of utility model registration request]

first and second turbochargers each comprising an exhaust gas turbine driven by exhaust gas of the engine and an air compressor driven by the turbine; The air compressed by the air compressor of the second turbocharger is further compressed by the air compressor of the second turbocharger and supplied to the engine, wherein at least one of the first and second turbochargers The exhaust gas turbine is configured as a variable capacity turbine with a variable nozzle area, and the nozzle area of the variable capacity turbine is controlled so that the compressed air temperatures at the air compressor outlets of both turbochargers are approximately equal. A two-stage supercharged engine.