เอกสารการประชุมวิชาการและเสนอผลงานวิจัย มหาวิทยาลัยทักษิณ ครั้งที่ 19 2552 - page 1416

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(U + U )0 w
U =R 2 (2)
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U 0 ‡º ° ‡ªµ¤Á¦Èª¨¤Äœ„¦³Â°· ¦³ (m/s)
U w ‡º° ‡ªµ¤Á¦Èª¨¤®¨´ŠŸnµœ„´Š®´œ¨¤ (m/s)
In(U ) - In(U )2 1
= In(Z ) - In(Z )
2 1
D (3)
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1 Z ‡º° ¦³—´ ‡ªµ¤¼Šš¸É 1 (m)
2 Z ‡º ° ¦³—´ ‡ªµ¤¼Šš¸É 2 (m)
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m Hc
V = V + V - g H + Ir 1+oc c qc in zp Q /Q - H c m
§ ·
¨ ¸
¨ ¸
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(4)
Á¤ºÉ° I 0²
m Hc
V = V - V - g H + Ir 1+oc zp qc out c Q /Q - H c m
§ ·
¨ ¸
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(5)
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I ‡º° „¦³ÂÅ¢¢j µ (A)
Voc ‡º° ¦Š—´œªŠ‹¦Å¢¢j µÁžd— (V)
V zp ‡º ° ¦Š—´œªŠ‹¦Å¢¢j µÅ¢¢jµÁ¦· ¤ (V)
g c ‡º° ´¤ž¦³·š›·Í‡nµœo°¥ °Š H Ĝ¤„µ¦ °Š™µœ³ž¦³‹»„¦³Â-¦Š—´œ
H ༡ (1-F) ;F=Q/Qm
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m c ‡º° œ·— °ŠÁŽ¨¨rÅ¢¢jµš¸É¤¸°·š›·¡¨˜n° I-V-Q (m)
Q c ‡º° ‡nµ‡ªµ¤‹»°Šž¦³‹»Å¢¢jµÄœ –³ž¦³‹»Â¨³‡µ¥ž¦³‹» (C)
Q m ‡º° ‡nµ‡ªµ¤‹»ž¦³‹»°ŠÁŽ¨¨rÅ¢¢jµ (C)