เอกสารการประชุมวิชาการและเสนอผลงานวิจัย มหาวิทยาลัยทักษิณ ครั้งที่ 19 2552 - page 248

„µ¦ž¦³»¤ª·µ„µ¦Â¨³Áœ°Ÿ¨Šµœª·‹´¥ ¤®µª·š¥µ¨´¥š´„¬·– ‡¦´ÊŠš¸É 19 ž¦³‹Îµže 2552
y = 1.3031x - 1.3487
R2 = 0.9964
-3.0
-2.0
-1.0
0.0
1.0
2.0
3.0
-1.0 -0.5 0.0 0.5 1.0 1.5 2.0 2.5 3.0
ln(V)
ln(-ln(1/(1-F(V))
¦¼žš¸É 2 ¦³Á¸¥ª·›¸šµŠ„¦µ¢Îµ®¦´„µ¦ª·Á‡¦µ³®rŪ¨r» ¨¨r¡µ¦µ¤·Á˜°¦r
3.2 „µ¦ª· Á‡¦µ³®r£¼¤·°µ„µ«¨¤
„µ¦ª· Á‡¦µ³®ro°¤¼¨¨¤Áž}œ„µ¦ª·Á‡¦µ³®r°œ»„¦¤Áª¨µ (time series) °Š„µ¦˜¦ª‹ª´ —¨¤Á¡ºÉ°Â—Š o°¤¼ ¨
™·˜·°Š o°¤¼ ¨¨¤š¸Éŗo‹µ„„µ¦˜¦ª‹ª´— – ™µœ¸œ´ÊœÇ Ÿ¨‹µ„„µ¦ª· Á‡¦µ³®r—oª¥Ãž¦Â„¦¤ WAsP 9.0 —ŠÄœ¦¼ž
£¼¤·°µ„µ«¨¤ (observed wind climate, OWC) Ž¹ÉŠÂ—Š„µ¦Â‹ŠÂ‹ŠÅª¨r» ¨¨r¨³„µ¦„¦³‹µ¥š·«šµŠ °Š¨¤Äœ¦¼ž
°ŠŸ´Š¨¤ ×¥¤¸¡µ¦µ¤·Á˜°¦r˜nµŠÇ —´Šœ¸Ê ‡nµÅª¨r »¨¨r k (Weibull-k) ®¦º °¡µ¦µ¤·Á˜°¦r¦¼ž¦nµŠ ‡nµÅª¨r »¨¨r c
(Weibull-c)®¦º°¡µ¦µ¤·Á˜°¦r¦³—´  °´˜¦µÁ¦Èª¨¤ÁŒ¨¸É¥ (mean wind speed) ¨³‡ªµ¤®œµÂœnœ„Î µ¨´ŠÁŒ¨¸É¥ (mean
power density)
3.3 ¦o°¥¨³‡ªµ¤Ÿ· —¡¨µ—´¤¼¦–r
o°¤¼¨¨¤™·˜·š¸Éŗo‹µ„„µ¦ª·Á‡¦µ³®r„µ¦Â‹„‹ŠÅª¨r» ¨¨r Ž¹ÉŠÁž}œ„µ¦ª·Á‡¦µ³®r —oª¥¦³¸¥ª·›¸ šµŠ„¦µ¢
¨³„µ¦ª·Á‡¦µ³®r£¼¤·°µ„µ«¨¤—oª¥Ãž¦Â„¦¤ WAsP 9.0 ×¥œÎ µ‡nµ¡µ¦µ¤·Á˜°¦r k-shape c-scale ¨³°´˜¦µÁ¦Èª¨¤
ÁŒ¨¸É¥¤µÁž¦¸¥Áš¸¥®µ‡nµ¦o°¥¨³‡ªµ¤Ÿ·—¡¨µ—´ ¤¼¦–r ×¥‡nµ¦o°¥¨³‡ªµ¤Ÿ·—¡¨µ—´¤¼¦–r—Š—´Š¤„µ¦—´ Šœ¸Ê
100 cal pro
cal
P P
MAE P
§ ·
u ¨ ¸
¨ ¸
© ¹
(5)
Á¤ºÉ ° MAE ‡º° ‡nµ¦o°¥¨³‡ªµ¤Ÿ·—¡¨µ—´¤¼ ¦–r
cal P ‡º° ‡nµÅª¨r»¨¨r¡µ¦µ¤·Á˜°¦rš¸É ŗo‹µ„„µ¦‡Î µœª–
pro P ‡º° ‡nµÅª¨r»¨¨r¡µ¦µ¤·Á˜°¦rš¸É ŗo‹µ„ަ„¦¤ WAsP 9.0
Ÿ¨„µ¦ª·‹´¥Â¨³°£·ž¦µ¥Ÿ¨
1. „µ¦Â‹„‹ŠÅª¨r »¨¨r
„µ¦Â‹„‹ŠÅª» ¨¨rš¸Éŗo ‹µ„„µ¦ª·Á‡¦µ³®r—oª¥¦³Á¸¥ª·›¸šµŠ„¦µ¢¡·‹µ¦–µÅ—o‹µ„¡µ¦µ¤· Á˜°¦r¦¼ž¦n µŠ
¨³¡µ¦µ¤·Á˜°¦r¦³—´¡ªnµ„µ¦Â‹„‹ŠÅª¨r» ¨¨r°Š¨¤™·˜·˜µ¤Âœªµ¥ {~Šš³Á¨ °Š°ÎµÁ£°‹³œ³ ‹´Š®ª´—Š ¨µ
š¸É¦³—´‡ªµ¤¼Š 20 m ¤¸ ‡nµ¡µ¦µ¤· Á˜°¦r¦¼ž¦nµŠ°¥¼nĜn ªŠ 1.2-2.4 ¨³¡µ¦µ¤·Á˜°¦r¦³—´¤¸‡nµ°¥¼nĜn ªŠ 2.1-4.5 m/s
°´˜¦µÁ¦Èª¨¤ÁŒ¨¸É ¥¤¸‡nµ°¥¼n ĜnªŠ 1.9-4.0 m/s š¸É¦³—´‡ªµ¤¼Š 30 m ¤¸‡nµ¡µ¦µ¤·Á˜°¦r ¦¼ž¦nµŠ°¥¼nĜnªŠ 1.5-2.6 ¨³