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Çѱ¹¼öÀÚ¿øÇÐȸ / v.41, no.3, 2008³â, pp.265-276
ºñµ¿Áú¼º Markov ¸ðÇü¿¡ ÀÇÇÑ ½Ã°£°­¼ö·® ¸ðÀÇ ¹ß»ý°ú õÀÌÈ®·üÀ» ÀÌ¿ëÇÑ °­¿ìÀÇ ½Ã°£ºÐÆ÷ À¯µµ
( Simulation of Hourly Precipitation using Nonhomogeneous Markov Chain Model and Derivation of Rainfall Mass Curve using Transition Probability )
ÃÖº´±Ô;¿Àż®;¹Ú·¡°Ç;¹®¿µÀÏ; ¼­¿ï½Ã¸³´ëÇб³ °ø°ú´ëÇÐ Åä¸ñ°øÇаú;¼­¿ï½Ã¸³´ëÇб³ °ø°ú´ëÇÐ Åä¸ñ°øÇаú;(ÁÖ) »ï¾È ¼ö·ÂºÎ;¼­¿ï½Ã¸³´ëÇб³ °ø°ú´ëÇÐ Åä¸ñ°øÇаú;
 
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¼ö°ø±¸Á¶¹°ÀÇ ¼³°è¸¦ À§Çؼ­´Â ÃæºÐÇÑ ±â°£ÀÇ °üÃøÀÚ·á°¡ ÇÊ¿äÇÏÁö¸¸, ¿ì¸®³ª¶óÀÇ ¼ö¹®ÀÚ·á´Â ´ëºÎºÐ ÃæºÐÇÑ ¼öÀÇ °üÃøÀڷḦ º¸À¯Çϰí ÀÖÁö ¸øÇÏ´Â ½ÇÁ¤ÀÌ´Ù. µû¶ó¼­ º» ¿¬±¸¿¡¼­´Â ÇٹеµÇÔ¼ö¸¦ ÀÌ¿ëÇÑ ºñµ¿Áú¼º Markov ¸ðÇüÀ» ÅëÇØ ½Ã°£°­¼ö·® ÀڷḦ ¸ðÀÇÇÏ¿´´Ù. ù ¹øÂ°·Î ½Ã°£°­¼ö·® ÀÚ·á¿¡ º¯µ¿ÇٹеµÇÔ¼ö¸¦ ÀÌ¿ëÇÏ¿© õÀÌÈ®·üÀ» »êÁ¤ÇÏ¿´À¸¸ç, µÎ ¹øÂ°·Î ³­¼ö¿Í õÀÌÈ®·üÀ» ÅëÇØ °­¼ö°¡ ¹ß»ýÇÏ´Â ½Ã°£À» °áÁ¤ÇÏ¿´´Ù. ¼¼ ¹øÂ°·Î °­¼ö°¡ ¹ß»ýÇÑ ½Ã°£ÀÇ °­¼ö·®ÀÇ Å©±â¸¦ ÇٹеµÇÔ¼ö¸¦ ÅëÇØ ÃßÁ¤ÇÏ¿´´Ù. ºÐ¼®°á°ú¿¡¼­ ¸ðÀÇµÈ ½Ã°£°­¼ö·®Àº °üÃø½Ã°£°­¼ö·®°ú ºñ½ÁÇÑ Åë°èÀû Ư¼ºÀ» º¸À̰í ÀÖ´Â °ÍÀ¸·Î ³ªÅ¸³µ´Ù. ¶ÇÇÑ, ½Ã°£°­¼ö·®ÀÇ ¸ðÀǹ߻ýÀ» À§ÇÏ¿© »êÁ¤ÇÑ ÃµÀÌÈ®·üÀ» ÀÌ¿ëÇØ °­¼öÀÇ ¹«Â÷¿ø½Ã°£ºÐÆ÷°î¼±À» À¯µµÇÏ¿´´Ù.
The observed data of enough period need for design of hydrological works. But, most hydrological data aren't enough. Therefore in this paper, hourly precipitation generated by nonhomogeneous Markov chain model using variable Kernel density function. First, the Kernel estimator is used to estimate the transition probabilities. Second, wet hours are decided by transition probabilities and random numbers. Third, the amount of precipitation of each hours is calculated by the Kernel density function that estimated from observed data. At the results, observed precipitation data and generated precipitation data have similar statistic. Also, rainfall mass curve is derived by calculated transition probabilities for generation of hourly precipitation.
 
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ÇٹеµÇÔ¼ö;¸¶ÄÚÇÁ ¸ðÇü;½Ã°£°­¼ö·®;Kernel density function;Markov model;hourly precipitation;
 
Çѱ¹¼öÀÚ¿øÇÐȸ³í¹®Áý / v.41, no.3, 2008³â, pp.265-276
Çѱ¹¼öÀÚ¿øÇÐȸ
ISSN : 1226-6280
UCI : G100:I100-KOI(KISTI1.1003/JNL.JAKO200814256113767)
¾ð¾î : Çѱ¹¾î
³í¹® Á¦°ø : KISTI Çѱ¹°úÇбâ¼úÁ¤º¸¿¬±¸¿ø
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