JPH0246002U

JPH0246002U -

Info

Publication number: JPH0246002U
Application number: JP12464088U
Authority: JP
Priority date: 1988-09-26
Filing date: 1988-09-26
Publication date: 1990-03-29

Description

[Brief explanation of drawings]

第１図は本考案による多段式空気膨張タービン
の一例を示す概略構造断面及び制御系統図、第２
図はその構造組成の側断面図、第３図は各段毎に
おける入口空気圧力の経時変化を示す図、第４図
は他の実施例を示す概略構造断面及び制御系統図
、第５図はその他の実施例における空気室内に設
置する多弁の構造を示す概観図、第６図はその一
部縦断面図、第７図は各段毎における多弁と単弁
の場合の時間の経過に伴う各弁損失量を示す図、
第８図は多弁と単弁の場合の空気流量の増加に伴
う各弁損失の変化を示す図である。第９図は従来
の空気膨張タービンを示す概略構造断面及び制御
系統図、第１０図はその入口空気圧力の経時変化
を示す図である。１……空気膨張タービン、〜……各段、６
……入口空気加減手段、―１〜３……各弁、１
１―〜……各排気圧力調整装置、１５……制
御信号切替装置。 Figure 1 is a schematic structural cross-section and control system diagram showing an example of a multi-stage air expansion turbine according to the present invention;
The figure is a side cross-sectional view of its structural composition, Figure 3 is a diagram showing the change in inlet air pressure over time for each stage, Figure 4 is a schematic structural cross-section and control system diagram showing another embodiment, and Figure 5 is a diagram showing the change in inlet air pressure over time. An overview diagram showing the structure of multiple valves installed in the air chamber in other embodiments, Figure 6 is a partial longitudinal cross-sectional view, and Figure 7 is a diagram of each valve over time in the case of multiple valves and single valves at each stage. A diagram showing the amount of loss,
FIG. 8 is a diagram showing changes in each valve loss as the air flow rate increases in the case of multiple valves and single valve. FIG. 9 is a schematic structural cross-section and control system diagram showing a conventional air expansion turbine, and FIG. 10 is a diagram showing changes in inlet air pressure over time. 1... Air expansion turbine, ~... each stage, 6
...Inlet air adjustment means, -1 to 3...Each valve, 1
1-...Each exhaust pressure adjustment device, 15...Control signal switching device.

Claims

[Scope of utility model registration request]

An air expansion turbine characterized in that a multi-valve type inlet air regulating means is provided at each stage inlet to limit the amount of inlet air to each stage based on an exhaust pressure detection signal.