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Activity to reduce unit consumption of compressed air by its supply in ...

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National Convention <strong>of</strong> Excellent Examples <strong>in</strong> Energy Conservation for Fiscal 2005<br />

2005_PCECCJ_7_Nissan_Mo<strong>to</strong>r_Co._Ltd._Oppama_Plant<br />

High pressure base<br />

Low pressure load<br />

adjustment<br />

Production<br />

<strong>in</strong>formation<br />

Operation<br />

direction<br />

Control <strong>unit</strong><br />

Convergence header<br />

Output<br />

Input<br />

Fig.11 Air feed system for each section<br />

Number control<br />

equipment<br />

Pressure sensor<br />

Press plant<br />

Body plant<br />

Assembly plant<br />

Form<strong>in</strong>g plant<br />

Compressor Production<br />

Pressure<br />

adjustment valve<br />

facility<br />

Tube end pressure<br />

detec<strong>to</strong>r<br />

Fig.12 Block chart <strong>of</strong> production <strong>in</strong>formation feed forward<br />

(3) Other Measures (Produce with M<strong>in</strong>imum Resource)<br />

In the family activity, the follow<strong>in</strong>g loss improvements were implemented as well as<br />

modification <strong>of</strong> control etc.<br />

[1] Reduction <strong>of</strong> pipe resistance<br />

・ Appropriate dehumidification performance<br />

・ Appropriate pip<strong>in</strong>g capacity and change <strong>of</strong> routes<br />

11

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