ALLJ
1.5 Ϭ㸸ᡴࡕศࡅࡢ࣓࢝ࢽࢬ࣒ࡘ࠸࡚
1
ᕥྑ᪉ྥࡢᡴࡕศࡅࡣ㸪ὶࡋᡴࡕࡔࡅ࡛࡞ࡃ㸪ᘬࡗᙇࡾࡸࢭࣥࢱ࣮㏉ࡋ࠾࠸࡚ࡶ2ࡘ ࡢࣥࣃࢡࢺ࣓࢝ࢽࢬ࣒ࢆే⏝ࡋ࡚࠸ࡓ㸬௨ୖࡼࡾ㸪Ꮫ⏕ࢆᑐ㇟ࡋ࡚ᚓࡽࢀࡓᮏ◊✲
ࡢ▱ぢࡣ㸪⇍⦎ࡋࡓ࡚ࡢ㔝⌫㑅ᡭᑐࡋ୍࡚⯡࡛ࡁࡿ࠸࠼ࡿ㸬
ᅗ ࣂࢵࢺ࣊ࢵࢻࡢୗྥࡁഴᩳ⾪ᧁ⥺ゅᗘࡢ┦స⏝ࡼࡗ࡚ὶࡋᡴࡕᘬࡗᙇ
ࡾࢆྍ⬟ࡍࡿࣥࣃࢡࢺࣔࢹࣝ㸬ࡇࢀࡼࡾ㸪⌮ㄽୖࡣࣂࢵࢺࡢᡴᧁ㠃ࢆࣛ
ࢺഃྥࡅࡓࣥࣃࢡࢺ࡛࠶ࡗ࡚ࡶ㸪ࣞࣇࢺ᪉ྥࢦࣟࢆᨺࡘࡇࡀྍ⬟࡞
ࡿ㸬
ὶ䛧ᡴ䛱䛾䝣䝷䜲
ᘬ䛳ᙇ䜚䛾 䝂䝻
30 10 20
40 50 -10 0 -20 -30
-40 10 20 30 40
ᅗ ⌫㠃ୖࣉࣟࢵࢺࡋࡓࣥࣃࢡࢺࡢࣂࢵࢺ࣊ࢵࢻࡢ ḟඖ᪉㸬⌫ࡢ⤒ᗘࡣỈ ᖹࣂࢵࢺゅ࡛࠶ࡾ㸪ࣉࣛࢫ࡛࠶ࢀࡤࣂࢵࢺࡢᡴᧁ㠃ࡀࣞࣇࢺഃྥ࠸ࡓࣥࣃࢡ ࢺࢆ♧ࡍ㸬⦋ᗘࡣ㖄┤ࣂࢵࢺゅ࡛࠶ࡾ㸪ࣉࣛࢫ࡛࠶ࢀࡤࣂࢵࢺ࣊ࢵࢻࡀୗྥࡁ
ഴᩳࡋ࡚࠸ࡓࡇࢆ♧ࡋ࡚࠸ࡿ㸬ࡲࡓ㸪⌫ࡢ୰ᚰࡣᖖࢢࣜࢵࣉ࢚ࣥࢻ࡞ࡾ㸪
ྛࣉࣟࢵࢺࡢەࡀࣛࢼ࣮࣭ࣇࣛୖྥࡁࡢᡴ⌫㸪ڹࡀࢦࣟୗྥࡁࡢᡴ⌫
ࢆ♧ࡍ㸬 ᘬࡗᙇࡾ
ࢭࣥࢱ࣮㏉ࡋ
ὶࡋᡴࡕ
30 10 20
40 50 -10 0 -20
-40 -30 10 20 30 40
30 10 20
40 50 -10 0 -20 -30
-40 10 20 30 40
2
2. ⌧ሙࡢᛂ⏝
ᮏ◊✲⤖ᯝࡣ㸪ࡢࡼ࠺㔝⌫ࡢ⌧ሙάࡉࢀࡿࡢࡔࢁ࠺㸽ࡇࡢၥࢆゎỴࡍࡿࡓ
ࡵ㸪ᘬࡗᙇࡾ࣭ࢭࣥࢱ࣮㏉ࡋ࣭ὶࡋᡴࡕࡑࢀࡒࢀࡢ᪉ྥ㸪㏿ᗘࡢࡁ࡞ᡴ⌫ࢆᨺࡘࡓ
ࡵࡢ᪉⟇ࢆ⪃࠼࡚࠸ࡃ㸬ࡲࡎ㸪ᡴ⌫᪉ྥูࡢࣥࣃࢡࢺ≉ᛶࢆ㸪ୖグྠᵝࡢࢹ࣮ࢱࢭࢵ
ࢺ (ࣉ࣭ࣟ♫ே㑅ᡭ) ࢆ⏝࠸᳨࡚ドࡋࡓ㸬ࣇ࢙ࢢࣛ࢘ࣥࢻᨺࡓࢀࡓヨᢏ㸪ࡘ᫂ࡽ
ኻᩋࡋࡓࢫࣥࢢࢆ㝖ࡃࡓࡵ࣊ࢵࢻ㏿ᗘ30m/s௨ୖ㸪ࡘᡴ⌫㏿ᗘ25m/s௨ୖࡢヨ ᢏࢆᡂຌヨᢏࡋ࡚ᢳฟࡋࡓ㸬ࡇࢀࡽࡢࢹ࣮ࢱࢆ㸪ࣥࣃࢡࢺࡢỈᖹ㠃ୖ࠾ࡅࡿࣂࢵ
ࢺࡢ᪉ (Ỉᖹࣂࢵࢺゅ) 㸪㖄┤㠃ୖࡢࣂࢵࢺࡢ᪉ (㖄┤ࣂࢵࢺゅ) ࡼࡗ࡚ᵓᡂࡉࢀ
ࡿࢹ࣮ࢱࡋ࡚㸪5rẖ༊ษࡽࢀࡓ 2 ḟඖᖹ㠃ୖࣉࣟࢵࢺࡋࡓ㸬࡞࠾㸪Ỉᖹࣂࢵࢺゅ
㖄┤ࣂࢵࢺゅࡣ㸪ᮏ㉁ⓗࡣ⌫ᗙᶆ⣔ୖࡢ᪉ゅ௮ಠゅࡼࡗ࡚⾲ࡉࢀࡿ⌫㠃ୖࣉ
ࣟࢵࢺࡉࢀࡿࡁࡔࡀ㸪ᮏ◊✲࡛ࡣ౽ᐅⓗ2ḟඖᖹ㠃ୖࣉࣟࢵࢺࡋ࡚࠾ࡾ㸪ྛ㡿ᇦࡢ 㠃✚ࡣ୍ᐃ࡛ࡣ࡞࠸㸬ࡑࡢୖ࡛㸪ࣇ࢙ࢢࣛ࢘ࣥࢻࢆ 30r༊ษࡾࠕᘬࡗᙇࡾࠖࠕࢭࣥࢱ
࣮㏉ࡋࠖࠕὶࡋᡴࡕࠖࡢ3᪉ྥศ㢮ࡋ㸪ࡑࢀࡒࢀᡴ⌫᪉ྥẖ5rᅄ᪉ࡢ㡿ᇦෆ࠾ࡅࡿ
࣊ࢵࢻ㏿ᗘᡴ⌫㏿ᗘࡢᖹᆒ್ࢆྛ㡿ᇦࡢ௦⾲್ࡋ࡚♧ࡋࡓ㸬
ᡴ⌫᪉ྥูࡢྛ㡿ᇦ࠾ࡅࡿ࣊ࢵࢻ㏿ᗘᡴ⌫㏿ᗘࡢᖹᆒ್ࢆᅗ5-9♧ࡍ㸬ࡲࡎ㸪ᡴ
⌫᪉ྥูࡢᡴࡕศࡅྍ⬟࡞ࣥࣃࢡࢺ࢚ࣜ (ᩘ್ࡀ᭩ࡁ㎸ࡲࢀࡓ㡿ᇦ) ╔┠ࡍࡿ㸪 ᘬࡗᙇࡾ (a) ࡛ࡣ㸪ほᐹࡉࢀࡓ41ࡢ㡿ᇦࡢ࠺ࡕ㸪ࣂࢵࢺࡢᡴᧁ㠃ࢆࣛࢺഃྥࡅ࡚
ࣥࣃࢡࢺࡋ࡚࠸ࡓࡢࡣ2㡿ᇦࡢࡳ࡛࠶ࡾ㸪ከࡃࡀᡴᧁ㠃ࢆ10r௨ୖࣞࣇࢺഃྥࡅࡓࣥ
ࣃࢡࢺ࡛࠶ࡗࡓ㸬ࢭࣥࢱ࣮㏉ࡋ (b) ࡛ࡣ㸪ほᐹࡉࢀࡓ 82 ࡢ㡿ᇦࡢ࠺ࡕ㸪᭱ࡶከ࠸ 48 㡿ᇦ࡛ࣥࣃࢡࢺࢆ⾜ࡗ࡚࠸ࡓ㸬ࡇࡢ⤖ᯝࡣ㸪ࣥࣃࢡࢺࡢࣂࢵࢺࡢ᪉࠸࠺ほⅬ࡛
ࡣ㸪ࢭࣥࢱ࣮㏉ࡋࡀ᭱ࡶチᐜ⠊ᅖࡢᗈ࠸ືస࡛࠶ࡿࡇࢆ♧ࡋ࡚࠸ࡿ㸬ὶࡋᡴࡕ (c) ࡛ࡣ㸪 41ࡢ㡿ᇦ࡛ࣥࣃࢡࢺࡋ࡚࠾ࡾ㸪㡿ᇦࡢᩘ࡛ࡣᘬࡗᙇࡾ➼ࡋࡗࡓࡶࡢࡢ㸪ᘬࡗᙇࡾ
ࡣ␗࡞ࡗ࡚ࣂࢵࢺࡢᡴᧁ㠃ࢆࣞࣇࢺഃྥࡅࡓࣥࣃࢡࢺ (ࣂࢵࢺࡢᡴᧁ㠃ᡴ⌫᪉ྥࡀ
␗࡞ࡿࣥࣃࢡࢺ) ࡶከࡃࡳࡽࢀࡓ㸬ࡲࡓ㸪Ỉᖹࣂࢵࢺゅࡢ⠊ᅖ (55r㸸-30㹼25r) ࡶ㸪
ᘬࡗᙇࡾ (50r㸸-5㹼45r) ẚ࡚5rࡁࡗࡓ㸬ࡲࡓ㸪ᅗ୰ࡢ㯮Ⰽ࡛ᅖࢃࢀࡓ12ࡢ 㡿ᇦ࡛ࡣ㸪ࣇ࢙ࢢࣛ࢘ࣥࢻෆࡢ࡚ࡢ᪉ྥᡴ⌫ࡀᨺࡓࢀ࡚࠸ࡓ㸬ࡍ࡞ࢃࡕࡇࡢ⤖ᯝࡣ㸪 ࡇࡢ㡿ᇦෆ࡛⾜ࡗࡓࣥࣃࢡࢺ࡛ࡣ㸪࣮࣎ࣝࡢୖ㒊ࢆᡴᧁࡍࡿ㸪࠶ࡿ࠸ࡣୗ㒊ࢆᡴᧁࡍ
ࡿ࠸ࡗࡓ⾪ᧁ⥺ゅᗘࡢㄪ⠇ࡼࡗ࡚ᡴ⌫ࡀ3᪉ྥ࡚ᨺࡓࢀ࡚࠸ࡓࡇࢆ♧ࡋ࡚࠸
ࡿ㸬
ḟ㸪ࣥࣃࢡࢺࡢࣂࢵࢺゅᗘ㏿ᗘࡢ㛵ಀࢆほᐹࡍࡿ㸪⿕㦂⪅ࡼࡗ࡚࣊ࢵࢻ㏿
ᗘࡢ್᭱ࡀ␗࡞ࡿࡓࡵ୍ᴫࡣ࠸࠼࡞࠸ࡶࡢࡢ㸪࣊ࢵࢻ㏿ᗘࡀࡁࡗࡓࣥࣃࢡࢺࡣ㸪 ᡴࡕศࡅྍ⬟࡞ࣥࣃࢡࢺ࢚ࣜࡢ୰࡛ࡶẚ㍑ⓗᢞᡭഃ (Ỉᖹࣂࢵࢺゅ > 0r) ࡛ࡳࡽࢀ
ࡓ (ᅗ5-9, a, b, c)㸬ࡇࡢ⤖ᯝࡣ㸪ᡴ⌫ࡢ᪉ྥࢃࡽࡎ㸪Ỉᖹࣂࢵࢺゅࡢࡁ࡞ࣥࣃ
ࢡࢺ㸪ࣂࢵࢺ࣊ࢵࢻࡢຍ㏿ᮇ㛫ࡀ㛗ࡃ࡞ࡗࡓࡓࡵ㸪⤖ᯝⓗࣥࣃࢡࢺࡢ࣊ࢵࢻ
㏿ᗘࡀࡁࡃ࡞ࡗࡓ᥎ᐹࡉࢀࡿ㸬୍᪉࡛㸪࡚ࡢᡴ⌫᪉ྥࡘ࠸࡚㸪ྛ㡿ᇦ࠾ࡅࡿ࣊
ࢵࢻ㏿ᗘᡴ⌫㏿ᗘࡢ㛫ࡣ㸪᭷ព࡞┦㛵㛵ಀࡀࡳࡽࢀ࡞ࡗࡓ (ᘬ㸸r = 0.13,p > 0.4, ࢭ㸸r = 0.22,p> 0.1, ὶ㸸r = -0.19,p> 0.2)㸬ࡍ࡞ࢃࡕࡇࡢ⤖ᯝࡣ㸪࣊ࢵࢻ㏿ᗘࡢࡁ࡞
ࣥࣃࢡࢺࡀᚲࡎࡋࡶࡁ࡞ᡴ⌫㏿ᗘࡣ⤖ࡧࡘ࠸࡚࠸࡞࠸ࡇࢆ♧ࡋ࡚࠸ࡿ㸬ࡑࡢୖ࡛㸪 ᡴ⌫㏿ᗘࡀࡁࡗࡓ࣏ࣥࢺࡣ㸪ᘬࡗᙇࡾ (d) ࡽࢭࣥࢱ࣮㏉ࡋ (e)㸪ὶࡋᡴࡕ (f)
ኚࡍࡿࡘࢀ࡚㸪ࡑࢀࡒࢀࡢᡴࡕศࡅྍ⬟࡞ࣥࣃࢡࢺ࢚ࣜෆ࡛ᢞᡭഃࡽᤕᡭഃ
ࢩࣇࢺࡋ࡚࠸ࡃഴྥࡀࡳࡽࢀࡓ㸬
ᅗ rẖࣂࢵࢺゅࢆ༊ษࡗࡓ㝿ࡢ࣊ࢵࢻ㏿ᗘ DEF ᡴ⌫㏿ᗘ GHI ࡢᖹᆒ್㸬ᅗ୰ࡢኴ⥺
࡛ᅖࢃࢀࡓ ࡢ㡿ᇦ࡛ࡣ㸪 ᪉ྥ࡚ᡴ⌫ࡀᨺࡓࢀ࡚࠸ࡓ㸬
• 䝦䝑䝗㏿ᗘ(m/s) • ᡴ⌫㏿ᗘ(m/s)
㻠㻜 㻟㻝 㻟㻡 㻟㻢 㻠㻞 㻟㻥 㻟㻥 㻠㻜 㻠㻞 㻟㻤 㻟㻢 㻟㻤 㻟㻤 㻟㻥 㻟㻤 㻟㻥 㻟㻥 㻟㻤 㻟㻥 㻟㻤 㻠㻞 㻠㻞 㻟㻝 㻟㻥 㻟㻥 㻠㻜 㻠㻜 㻟㻤 㻠㻜 㻟㻥 㻟㻟 㻟㻥 㻠㻞 㻠㻜 㻠㻝 㻠㻜 㻠㻝 㻟㻥
㻟㻤 㻠㻟 㻟㻥
㻟㻢 㻠㻜
㻟㻢
㻟㻢 㻟㻢 㻟㻣 㻟㻤 㻟㻡 㻟㻡 㻟㻢 㻟㻢 㻟㻤 㻟㻢 㻟㻠 㻟㻡
㻟㻢 㻟㻢 㻟㻢 㻟㻣 㻟㻢
㻟㻢 㻟㻠 㻟㻢 㻟㻢 㻟㻟 㻟㻠 㻟㻡 㻟㻡 㻟㻢
㻠㻜 㻟㻡 㻟㻡
㻟㻡 㻟㻡 㻟㻣 㻟㻡 㻟㻡 㻟㻟 㻟㻡
㻟㻡 㻟㻡
Ỉᖹ䝞䝑䝖ゅ(㼻)
㖄┤䝞䝑䝖ゅ(㼻)
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Ỉᖹ䝞䝑䝖ゅ(㼻)
㖄┤䝞䝑䝖ゅ(㼻)
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(a)ᘬ䛳ᙇ䜚 (d)ᘬ䛳ᙇ䜚
㻟㻣 㻟㻢 㻟㻟 㻟㻡 㻟㻣 㻟㻢 㻟㻡 㻟㻡 㻟㻢
㻟㻡 㻟㻡 㻟㻤 㻟㻠 㻟㻢 㻟㻡 㻟㻢 㻟㻡 㻟㻢 㻟㻟
㻟㻢 㻟㻢 㻟㻡 㻟㻡 㻟㻠 㻟㻠 㻟㻡 㻟㻢
㻟㻟 㻟㻢 㻟㻡 㻟㻡 㻟㻣 㻟㻣 㻟㻡 㻟㻠 㻟㻡 㻟㻡
㻟㻡
㻟㻠 㻟㻡 㻟㻢 㻟㻣 㻟㻠 㻟㻡 㻟㻡 㻟㻠 㻟㻡 㻟㻣
㻠㻝 㻟㻥 㻟㻥 㻟㻣 㻟㻥 㻟㻣 㻟㻥 㻟㻥 㻟㻤 㻟㻣 㻟㻞
㻟㻤 㻠㻝 㻟㻥 㻟㻥 㻟㻣 㻟㻥 㻟㻣 㻟㻣 㻟㻥 㻞㻥 㻠㻝 㻟㻥 㻟㻥 㻟㻥 㻟㻥 㻟㻤 㻟㻣 㻟㻟 㻟㻤 㻟㻥 㻠㻝 㻟㻥 㻠㻜 㻠㻜 㻟㻥 㻠㻝 㻟㻢 㻠㻞
㻠㻜 㻟㻤 㻠㻝 㻠㻜 㻟㻤 㻠㻝 㻟㻤 㻠㻝 㻟㻣 Ỉᖹ䝞䝑䝖ゅ(㼻)
㖄┤䝞䝑䝖ゅ(㼻)
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Ỉᖹ䝞䝑䝖ゅ(㼻)
㖄┤䝞䝑䝖ゅ(㼻)
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(b)䝉䞁䝍䞊㏉䛧 (e)䝉䞁䝍䞊㏉䛧
㻟㻣 㻠㻜 㻠㻜
㻟㻤 㻠㻜 㻟㻢 㻟㻥 㻟㻞 㻟㻣 㻟㻣 㻟㻤 㻟㻢 㻟㻞 㻟㻞 㻟㻝 㻟㻝 㻟㻡 㻟㻠 㻟㻣 㻟㻢 㻟㻥 㻟㻡 㻟㻡 㻟㻠 㻟㻜
㻠㻜 㻟㻟 㻟㻤 㻞㻤 㻟㻠 㻟㻠 㻟㻟 㻟㻣 㻟㻞 㻟㻠 㻟㻤 㻠㻞 㻟㻡 㻟㻠 㻟㻢
㻟㻢 㻟㻠 㻟㻡 㻟㻡 㻟㻠 㻟㻡 㻟㻡
㻟㻡 㻟㻢 㻟㻡 㻟㻡 㻟㻡 㻟㻣 㻟㻡 㻟㻠 㻟㻠 㻟㻡
㻟㻠 㻟㻡 㻟㻡 㻟㻢 㻟㻢 㻟㻟 㻟㻢 㻟㻟 㻟㻡
㻟㻡 㻟㻠 㻟㻠 㻟㻠 㻟㻠 㻟㻡 㻟㻣 㻟㻟
㻟㻥 㻟㻠 㻟㻠 㻟㻞 㻟㻡 㻟㻠 㻟㻡 㻟㻟
Ỉᖹ䝞䝑䝖ゅ(㼻)
㖄┤䝞䝑䝖ゅ(㼻)
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Ỉᖹ䝞䝑䝖ゅ(㼻)
㖄┤䝞䝑䝖ゅ(㼻)
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(c)ὶ䛧ᡴ䛱 (f)ὶ䛧ᡴ䛱
ࡑࢀࡒࢀࡢᡴࡕศࡅࡘ࠸࡚㸪ࡼࡾᢞᡭഃ࡛⾜ࡗࡓࣥࣃࢡࢺᡴ⌫ࡣୖ᪉ྥᨺࡓ
ࢀ (ᅗ5-9, a, b, c)㸪⾪ᧁ⥺ゅᗘ10r๓ᚋࡢࣥࣃࢡࢺࡼࡗ࡚㏿ᗘࡀ᭱࡞ࡗࡓ (ᅗ
5-11)㸬ࡇࡢゅᗘࡽእࢀࡓᩳࡵ⾪✺࡞ࡿࣥࣃࢡࢺᡴ⌫㏿ᗘࡀᑠࡉࡃ࡞ࡿࡓࡵ㸪≉
ࢭࣥࢱ࣮㏉ࡋࡸὶࡋᡴࡕ㛵ࡋ࡚ࡣ㸪ࡁ࡞࣊ࢵࢻ㏿ᗘࢆ⋓ᚓ࡛ࡁࡿࡼ࠺࡞ᢞᡭഃ࡛ࡢ
ࣥࣃࢡࢺ࡛࠶ࡗ࡚ࡶ㸪⤖ᯝⓗ㏿ᗘࡢᑠࡉ࡞ᡴ⌫ࡀࣇࣛ࡞ࡗ࡚ᨺࡓࢀࡓࡶࡢ⪃࠼
ࡽࢀࡿ㸬ࡲࡓ㸪Ỉᖹࣂࢵࢺゅࢵࣃ࣮ࢫࣥࢢ࡛࠶ࡗࡓࢲ࢘ࣥࢫࣥࢢ࡛࠶ࡗࡓࢆ
♧ࡍࢫࣥࢢゅࡢ㛵㐃ࢆࡳࡿ㸪ࣂࢵࢺࡢᡴᧁ㠃ࢆࡼࡾࣞࣇࢺഃྥࡅࡓࣥࣃࢡࢺ
ࢵࣃ࣮ࢫࣥࢢࡼࡿࣥࣃࢡࢺࢆ⾜ࡗ࡚࠸ࡓ (ᅗ5-12)㸬ࡍ࡞ࢃࡕࡇࡢ⤖ᯝࡣ㸪ࣂࢵ
ࢺ࣊ࢵࢻࢆᢞᡭഃྥࡅࡓࣥࣃࢡࢺ࡛࠶ࡗ࡚ࡶ㏿ᗘࡢࡁ࡞ᡴ⌫ࡀほᐹࡉࢀࡓᘬࡗᙇࡾ
ࡣ㸪⾪ᧁ⥺ゅᗘࡀࡁ࡞ࣥࣃࢡࢺ࡛ࡶ㸪ࡑࡢศࡁ࡞ࢵࣃ࣮ࢫࣥࢢ࡛ࣥࣃࢡࢺࡍ
ࡿࡇ࡛㸪⾪ᧁ⥺ࢫࣥࢢ㌶㐨ࡀ୍⮴ࡍࡿࡼ࠺࡞ࡼࡾṇ㠃⾪✺㏆࠸ࣥࣃࢡࢺࢆྍ⬟
ࡋ࡚࠸ࡓࡶࡢ⪃࠼ࡽࢀࡿ㸬
ࡉࡽ㸪ࡑࢀࡒࢀࡢ᪉ྥࡢᡴࡕศࡅࡘ࠸࡚㸪ྛ㡿ᇦࡢᡴ⌫ࡢᕥྑゅࢆศᯒࡋࡓࡇ
ࢁ㸪ᘬࡗᙇࡾ (d) ࢭࣥࢱ࣮㏉ࡋ (e) ࡘ࠸࡚ࡣ㸪Ỉᖹࣂࢵࢺゅࡢࡁ࡞ࣥࣃࢡࢺ
ᡴ⌫ࡢᕥྑゅࡀᑠࡉࡃ࡞ࡿഴྥࡀࡳࡽࢀࡓࡀ㸪ὶࡋᡴࡕ (f) ࡘ࠸࡚ࡣ୧⪅ࡢ㛫㛵㐃ࡣ
ࡳࡽࢀ࡞ࡗࡓ㸬ࡍ࡞ࢃࡕ㸪ᘬࡗᙇࡾࡸࢭࣥࢱ࣮㏉ࡋࢆ≺ࡗࡓ᪉ྥᡴࡕ㏉ࡍࡓࡵࡣ㸪 Ỉᖹࣂࢵࢺゅࡢࢥࣥࢺ࣮ࣟࣝࡀ᭱ࡶ㔜せ࡛࠶ࡿ㸬ࡇࢀᑐࡋ㸪ὶࡋᡴࡕ࡛ࡣỈᖹࣂࢵࢺゅ ࡔࡅ࡛࡞ࡃ㸪㖄┤ࣂࢵࢺゅ⾪ᧁ⥺ゅᗘࡢ┦స⏝ࡢࢥࣥࢺ࣮ࣟࣝࡀ㔜せ࠸࠼ࡿ㸬
௨ୖࡼࡾ㸪ᕥྑࡢᡴࡕศࡅ࠾࠸࡚㸪࣊ࢵࢻ㏿ᗘᡴ⌫㏿ᗘࢆ㧗ࡵࡿࡓࡵࡢ᪉⟇ࡣ୍
⮴ࡋ࡚࠾ࡽࡎ㸪ࡑࢀࡒࢀࡢኚᩘࡀ᭱ࡉࢀࡿ࠾࠾ࡼࡑࡢࣂࢵࢺゅᗘࡀᏑᅾࡍࡿࡇࡀ♧
၀ࡉࢀࡓ㸬ᚑࡗ࡚㸪ᡴ⪅ࡣ⮬㌟ࡢ┠ⓗᛂࡌ࡚ᡴᧁ࣏ࣥࢺࢆㄪ⠇ࡍࡿࡇࡀồࡵࡽࢀ
ࡿ㸬
࡞࠾㸪㖄┤ࣂࢵࢺゅࡣࣥࣃࢡࢺ࣏ࣥࢺࡢ㧗ࡉ㛵㐃ࡀࡳࡽࢀ (ᅗ 5-13)㸪పࡵࡢᢞ
⌫ࢥ࣮ࢫࣂࢵࢺ࣊ࢵࢻࢆୗྥࡁഴᩳࡉࡏ࡚ࣥࣃࢡࢺࢆ⾜ࡗ࡚࠸ࡓ㸬ࡇࡢ⤖ᯝࢆࢫ
ࣥࢢࡢࢱ࣑ࣥࢢ㉳ᅉࡍࡿỈᖹࣂࢵࢺゅేࡏࡿࡇ࡛㸪ᢞᡭ┠⥺࡛ᡴࡕศࡅࡉࡏ࡞
࠸ࡓࡵࡢ᪉⟇ࡀࡳ࠼࡚ࡃࡿ㸬ࡲࡎ㸪ᡴ⪅ᘬࡗᙇࡾࢆ⾜ࢃࡏ࡞࠸ࡼ࠺ࡍࡿࡣ㸪ࢱ࣑
ࣥࢢࢆ㐜ࡽࡏࡿࡼ࠺࡞ᢞ⌫ࡀ᭱ࡶ㔜せ࡛࠶ࡾ㸪㧗ࡵ᭷ຠ⪃࠼ࡽࢀࡿ㸬ࢭࣥࢱ࣮㏉ࡋ ࡣࣥࣃࢡࢺ࢚ࣜࡀ᭱ࡶᗈࡃ㸪ᴟ➃ࢱ࣑ࣥࢢࢆ㐜ࡽࡏࡿ᪩ࡵࡉࡏࡿࡇ௨እ㸪ᡴ ࡓࡏ࡞࠸ࡼ࠺ࡍࡿࡇࡣ㞴ࡋ࠸ࡶࡢ᥎ᐹࡉࢀࡿ㸬ὶࡋᡴࡕࡘ࠸࡚ࡣ㸪┿ࢇ୰ࡽప
ࡵࡢࢥ࣮ࢫ࡛ᡴࡕศࡅྍ⬟࡞ࣥࣃࢡࢺ࢚ࣜࡀᗈࡃ࡞ࡗ࡚࠸ࡿࡓࡵ㸪㧗ࡵࡢࢥ࣮ࢫ࡛ࢱ
࣑ࣥࢢࢆ᪩ࡵࡉࡏࡿࡼ࠺࡞ᢞ⌫ࡀ᭱ࡶ᭷ຠ⪃࠼ࡽࢀࡿ㸬ࡋࡋ࡞ࡀࡽ㸪ࡇࢀࡽࡢ⪃ᐹ ࡣࡢᡴ⌫᪉ྥࢆ⪃៖ࡋ࡚࠸࡞࠸ࡓࡵ㸪ᙜヱ᪉ྥᡴࡓࡏ࡞ࡃࡶࡢ᪉ྥ③ᡴࡉࢀࡿ
ྍ⬟ᛶࡀ࠶ࡿࡇࡽὀពࡀᚲせ࡛࠶ࡿ㸬
ᅗ rẖࣂࢵࢺゅࢆ༊ษࡗࡓ㝿ࡢᡴ⌫ࡢୖୗゅ DEF ᕥྑゅ GHI ࡢᖹᆒ್㸬ᡴ⌫ࡢᕥྑ
ゅࡣ㸪ࢭࣥࢱ࣮ࣛࣥࢆ rࡋ㸪ࣉࣛࢫࡀࣛࢺὶࡋᡴࡕ᪉ྥ㸪࣐ࢼࢫࡀࣞࣇࢺᘬࡗᙇࡾ
᪉ྥ࡛࠶ࡿ㸬ᅗ୰ࡢኴ⥺࡛ᅖࢃࢀࡓ ࡢ㡿ᇦ࡛ࡣ㸪 ᪉ྥ࡚ᡴ⌫ࡀᨺࡓࢀ࡚࠸ࡓ㸬
㻞㻢
㻞㻟 㻟㻣 㻞㻥 㻟㻞 㻞㻡 㻞㻡 㻝㻣 㻝㻣 㻞㻞 㻝㻡 㻞㻢 㻞㻟 㻞㻥
㻠㻜 㻞㻣 㻞㻝 㻞㻟 㻞㻡 㻞㻟 㻞㻞 㻞㻞 㻞㻟 㻞㻥 㻠㻞
㻞㻜 㻞㻤 㻝㻣 㻞㻞
㻞㻞 㻞㻣 㻞㻟 㻞㻝 㻟㻜 㻞㻡 㻞㻣 㻟㻥 㻟㻠 㻝㻣 㻝㻢
㻟㻟
㻢 㻙㻤㻙㻝㻟 㻝
㻣 㻝㻟 㻠 㻟 㻝 㻙㻢 㻙㻢㻙㻝㻜㻙㻠㻙㻝㻠 㻝㻟 㻡 㻙㻢 㻙㻥 㻣
㻙㻢 㻡 㻥 㻡 㻝 㻙㻟 㻙㻠 㻙㻤 㻙㻟 㻝㻜 㻤 㻢 㻙㻝 㻙㻢㻙㻝㻜 㻙㻝㻜 㻝㻝 㻝㻜 㻣 㻝 㻙㻝 㻙㻣 㻙㻢 㻙㻣㻙㻝㻠
㻡 㻙㻠 㻙㻞 㻙㻡
㻙㻞㻢 㻙㻞㻜 㻙㻞㻢
㻙㻟㻜 㻙㻝㻣 㻙㻞㻜 㻙㻞㻟 㻙㻞㻢 㻙㻟㻝 㻙㻞㻡 㻙㻟㻤 㻙㻝㻥 㻙㻞㻞 㻙㻞㻞 㻙㻞㻢 㻙㻟㻜 㻙㻟㻝 㻙㻟㻤 㻙㻠㻝 㻙㻝㻤 㻙㻞㻜 㻙㻝㻤 㻙㻞㻞 㻙㻞㻠 㻙㻞㻠 㻙㻞㻢 㻙㻟㻜
㻙㻞㻜 㻙㻞㻞 㻙㻞㻡 㻙㻟㻠 㻙㻟㻟 㻙㻝㻢 㻙㻞㻞 㻙㻟㻡 㻙㻟㻠 㻙㻠㻝 㻙㻝㻤 㻙㻠㻞
㻙㻟㻢 㻙㻟㻟
• ᡴ⌫ୖୗゅ(㼻) • ᡴ⌫ᕥྑゅ(㼻)
㻟㻟 㻠 㻙㻠 㻞㻢 㻞㻤 㻟㻡
㻝㻣 㻞㻡 㻟㻢 㻠㻞 㻡㻜 㻢㻣 㻢 㻞㻡 㻝㻜 㻟㻝 㻟㻟 㻠㻡 㻡㻜 㻠㻣 㻢㻜 㻢㻞 㻙㻥 㻞㻝 㻝㻢 㻟㻠 㻡㻡 㻡㻟 㻣㻜 㻣㻢 㻝㻣 㻙㻡 㻝㻞
㻟㻜 㻙㻟 㻣
㻝㻞 㻝㻟 㻞㻢 㻞㻢 㻣㻞 㻝㻤 㻝㻠 㻝㻠 㻟㻥 㻙㻝 㻙㻢 㻜 㻝㻟 㻙㻞㻟 㻤 㻜 㻟 㻝㻞 㻝㻜 㻞㻡 㻞㻜 㻟㻢 㻠㻜
㻡
㻙㻝㻥 㻣 㻝㻝 㻝㻟 㻝㻤 㻞㻥 㻟㻟 㻠㻥 㻝㻜 㻝㻣 㻞㻞 㻞㻢 㻟㻠 㻢㻝
㻙㻞㻠 㻙㻠 㻢 㻢 㻝㻟 㻝㻤 㻞㻥 㻠㻜 㻟㻝 㻙㻝㻞 㻝㻤 㻝㻟 㻟㻣
㻤
㻞㻝
㻙㻢 㻙㻞 㻤 㻡 㻡 㻞㻤 㻝㻤
㻙㻞㻟 㻙㻝㻜 㻞㻡
㻠㻝 㻙㻠㻣 㻙㻝㻡㻙㻞 㻙㻠 㻠 㻞㻜 㻝㻣 㻝㻢 㻙㻞㻤
㻙㻝 㻝㻟 㻞㻢 㻞㻝 㻞㻟 㻙㻢 㻝 㻣 㻝㻤 㻞㻡 㻠㻤 㻞㻞
㻙㻝㻣 㻞㻞 㻝㻞 㻝㻢 㻝㻠 㻝㻡
㻙㻣 㻙㻟㻡
㻙㻟㻤
Ỉᖹ䝞䝑䝖ゅ(㼻)
㖄┤䝞䝑䝖ゅ(㼻)
0
10
20
30
40
50
-40 -30 -20 -10 0 10 20 30 40 50
Ỉᖹ䝞䝑䝖ゅ(㼻)
㖄┤䝞䝑䝖ゅ(㼻)
0
10
20
30
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50
-40 -30 -20 -10 0 10 20 30 40 50
(a)ᘬ䛳ᙇ䜚 (d)ᘬ䛳ᙇ䜚
Ỉᖹ䝞䝑䝖ゅ(㼻)
㖄┤䝞䝑䝖ゅ(㼻)
0
10
20
30
40
50
-40 -30 -20 -10 0 10 20 30 40 50
Ỉᖹ䝞䝑䝖ゅ(㼻)
㖄┤䝞䝑䝖ゅ(㼻)
0
10
20
30
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50
-40 -30 -20 -10 0 10 20 30 40 50
(b)䝉䞁䝍䞊㏉䛧 (e)䝉䞁䝍䞊㏉䛧
Ỉᖹ䝞䝑䝖ゅ(㼻)
㖄┤䝞䝑䝖ゅ(㼻)
0
10
20
30
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50
-40 -30 -20 -10 0 10 20 30 40 50
Ỉᖹ䝞䝑䝖ゅ(㼻)
㖄┤䝞䝑䝖ゅ(㼻)
0
10
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-40 -30 -20 -10 0 10 20 30 40 50
(c)ὶ䛧ᡴ䛱 (f)ὶ䛧ᡴ䛱
ᅗ Ỉᖹࣂࢵࢺゅࢫࣥࢢゅࡢ㛵ಀ y = 0.31 x + 4.04
r = 0.73
-15 -10 -5 0 5 10 15 20 25
-40 -30 -20 -10 0 10 20 30 40 50
䝇䜲䞁䜾ゅ(㼻)
Ỉᖹ䝞䝑䝖ゅ(㼻)
ࢵࣃ࣮
ࢫࣥࢢ
ࢲ࢘ࣥ
ࢫࣥࢢ ᅗ ⾪ᧁ⥺ゅᗘᡴ⌫㏿ᗘࡢ㛵ಀ
y = -0.00 x2+ 0.01 x + 39.31 R² = 0.49
0 5 10 15 20 25 30 35 40 45 50
-40 -20 0 20 40 60 80
ᡴ⌫㏿ᗘ(m/s)
⾪ᧁ⥺ゅᗘ(㼻)
᭱ᚋ㸪ᡴ⌫᪉ྥูࡳࡓ࣊ࢵࢻ㏿ᗘᡴ⌫㏿ᗘࡢ㛵ಀࢆ㸪⣼✚☜⋡ศᕸ㸦⏕Ꮡ⋡᭤⥺㸧
ࢆ⏝࠸࡚ẚ㍑ࡋࡓ (ᅗ 5-14)㸬ࡇࡢᅗࡢ⦪㍈ࡣ㸪ᶓ㍈࡛グ㘓ࡋࡓ್௨ୖࡢヨᢏࡀヨᢏࡢ ఱ%࡛࠶ࡗࡓࢆ♧ࡋ࡚࠾ࡾ㸪50㸣࡛࠶ࢀࡤྛ᪉ྥ࠾ࡅࡿヨᢏࡢ༙ศࡀ㸪ᢡࢀ⥺ࢢࣛ
ࣇ࠾ࡅࡿᙜヱ㏿ᗘࢆୖᅇࡗ࡚࠸ࡓࡇࢆ♧ࡍ㸬࣊ࢵࢻ㏿ᗘ࣭ᡴ⌫㏿ᗘࡑࢀࡒࢀࡘ࠸࡚㸪 ᡴ⌫᪉ྥ㛫࡛⏕Ꮡ⋡᭤⥺ᕪࡀ࠶ࡿ࠺ࢆLog-rank Testࢆ⏝࠸᳨࡚ᐃࡋࡓ㸬ࡑࡢ⤖
ᯝ㸪࣊ࢵࢻ㏿ᗘࡘ࠸࡚ࡣᘬࡗᙇࡾὶࡋᡴࡕࡢ㛫᭷ពᕪࡀㄆࡵࡽࢀࡓ (p<0.05)㸬ࡲࡓ㸪 ᡴ⌫㏿ᗘࡘ࠸࡚ࡣ࡚ࡢᡴ⌫᪉ྥ㛫᭷ពᕪࡀㄆࡵࡽࢀࡓ (ᘬvsࢭ㸸p<0.05㸪ᘬvsὶ㸸 p<0.01㸪ࢭvsὶ㸸p<0.01)㸬୍᪉࡛㸪ὶࡋᡴࡕࡢᡴ⌫㏿ᗘࡣ㸪ᘬࡗᙇࡾࡸࢭࣥࢱ࣮㏉ࡋࡢ ᡴ⌫㏿ᗘࡣ␗࡞ࡾ㸪⏕Ꮡ⋡ࡀ┤⥺ⓗῶᑡࡋ࡚࠸ࡗࡓ㸬ࡇࡢࡓࡵ㸪36m/sࡢᡴ⌫㏿ᗘ
╔┠ࡍࡿ㸪ᘬࡗᙇࡾࢭࣥࢱ࣮㏉ࡋ࡛ࡣ80%๓ᚋࡢヨᢏ࡛ࡇࡢ್ࢆୖᅇࡗ࡚࠸ࡓࡀ㸪ὶ ᅗ 㖄┤ࣂࢵࢺゅࣥࣃࢡࢺ࣏ࣥࢺࡢ㧗ࡉࡢ㛵ಀ
y = -0.02 x + 1.34 r = 0.78 0
0.2 0.4 0.6 0.8 1 1.2 1.4
0 10 20 30 40 50
䜲䞁䝟䜽䝖䝫䜲䞁䝖䛾㧗䛥(m)
㖄┤䝞䝑䝖ゅ(㼻)
ࡋᡴࡕ࡛ࡣ༙ศࡢ40%⛬ᗘ࡞ࡗࡓ㸬ࡇࡢࡼ࠺㸪࣊ࢵࢻ㏿ᗘࡘ࠸࡚ࡣᡴ⌫᪉ྥ㛫࡛
ࡁ࡞ᕪࡀࡳࡽࢀ࡞ࡗࡓࡶࡢࡢ㸪ᡴ⌫㏿ᗘࡘ࠸࡚ࡣὶࡋᡴࡕࡀᘬࡗᙇࡾࡸࢭࣥࢱ࣮㏉ࡋ
ࡼࡾࡶᖜୗᅇࡗ࡚࠸ࡓ㸬ࡇࡢ⤖ᯝࡢཎᅉࡘ࠸᳨࡚ウࡍࡿࡓࡵ㸪ࡑࢀࡒࢀࡢᡴ⌫᪉
ྥࡘ࠸࡚㸪ṇ㠃⾪✺ࡼࡿࣥࣃࢡࢺࡀࡢ⛬ᗘ⾜ࢃࢀ࡚࠸ࡓࡢࢆㄪᰝࡋࡓ㸬ᅗ 5-1 ࡢࡼ࠺㸪⾪ᧁ⥺ࢫࣥࢢ㌶㐨ࡢᕪ [⾪ᧁ⥺ゅᗘ㸫ࢫࣥࢢゅ] ࢆᡴ⌫᪉ྥẖ⟬ฟࡋ ࡓࡇࢁ㸪ᘬࡗᙇࡾ࡛ࡣ-1.0s12.5r㸪ࢭࣥࢱ࣮㏉ࡋ࡛ࡣ8.4s10.0r㸪ὶࡋᡴࡕ࡛ࡣ19.3 s8.5r࡞ࡗࡓ㸬ࡇࢀࢆ㸪ᡴ⌫᪉ྥ㛫୍࡛ඖ㓄⨨ࡢศᩓศᯒࢆ⏝࠸᳨࡚ᐃࡋࡓࡇࢁ㸪
ᡴ⌫᪉ྥ㛫࡛᭷ពᕪࡀㄆࡵࡽࢀࡓ (p < 0.01)㸬ࡍ࡞ࢃࡕ㸪ᘬࡗᙇࡾࡸࢭࣥࢱ࣮㏉ࡋ࡛ࡣẚ
㍑ⓗṇ㠃⾪✺㏆࠸ࣥࣃࢡࢺࢆ⾜࠼࡚࠸ࡓࡢᑐࡋ㸪ὶࡋᡴࡕ࡛ࡣࣂࢵࢺࡢࢫࣥࢢ㌶
㐨ࡼࡾࡶࡸࡸୖ㒊࣮࣎ࣝࡀ⾪✺ࡋ࡚࠾ࡾ㸪ࡇࡢࣥࣃࢡࢺ≉ᛶࡢᕪࡼࡗ࡚ᡴ⌫㏿ᗘ
ᕪࡀ⏕ࡌࡓࡶࡢ⪃࠼ࡽࢀࡿ㸬௨ୖࡢࡇࡽ㸪ࣂࢵࢺࡢᡴᧁ㠃ࢆࣛࢺഃྥࡅࡓࣥ
ࣃࢡࢺࢲ࢘ࣥࢫࣥࢢ࡞ࡗ࡚࠸ࡓ (ᅗ5-12) ⤖ᯝేࡏ࡚㸪ྠࡌ㏿ᗘࡼࡿࢫࣥ
ࢢ࡛࠶ࡗ࡚ࡶὶࡋᡴࡕ࡛ࡣ㸪ṇ㠃⾪✺ࡼࡿࣥࣃࢡࢺࢆ⾜ࢃࡏࡿࡇࡀᅔ㞴࡞ࡿࡓࡵ
㸪⤖ᯝࡋ࡚ࡢᡴᧁࡼࡾࡶᡴ⌫㏿ᗘࡀపୗࡋ࡚࠸ࡓ⪃࠼ࡽࢀࡿ㸬ࡺ࠼㸪ὶࡋᡴࡕ ࡀ㞴ࡋ࠸ࡉࢀࡿせᅉࡢ୍➃ࡣ㸪ṇ㠃⾪✺ࢆ⾜࠺ࡇࡢ㞴ࡋࡉࡀ࠶ࡿࡢ࡛ࡣ࡞࠸⪃
࠼ࡽࢀࡿ㸬ᚑࡗ࡚㸪ὶࡋᡴࡕ࡛③Ⅿ࡞ᡴ⌫ࢆᨺࡘࡓࡵࡣ㸪ࣂࢵࢺࢫࣥࢢࡢ୍㐃ࡢ㌶㐨 ࡢ୰࡛ὶࡋᡴࡕࢆ⾜࠺ࡢ࡛ࡣ࡞ࡃ㸪ὶࡋᡴࡕᅛ᭷ࡢࢫࣥࢢࡀᚲせ࡛ࡣ࡞࠸ࡢࡔࢁ࠺㸬
ᅗ ᡴ⌫᪉ྥูࡳࡓ࣊ࢵࢻ㏿ᗘᡴ⌫㏿ᗘࡢ⣼✚☜⋡ศᕸ ⏕Ꮡ⋡᭤⥺㸬⦪㍈ࡣ㸪 ᶓ㍈࡛グ㘓ࡋࡓ್௨ୖࡢヨᢏࡀ㸪᪉ྥูࡢヨᢏᩘᑐࡋ࡚ఱ࡛࠶ࡗࡓࡢࢆ
♧ࡋ࡚࠸ࡿ㸬 0%
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30 32 34 36 38 40 42
⣼✚☜⋡[⏕Ꮡ⋡](%)
䝦䝑䝗㏿ᗘ(m/s)
ᘬ䛳ᙇ䜚 䝉䞁䝍䞊㏉䛧 ὶ䛧ᡴ䛱
0%
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30 32 34 36 38 40 42 44 46
⣼✚☜⋡[⏕Ꮡ⋡](%)
ᡴ⌫㏿ᗘ(m/s)
ᘬ䛳ᙇ䜚 䝉䞁䝍䞊㏉䛧 ὶ䛧ᡴ䛱
➨
➨6❶ ⤖ㄽ
ᮏᏛㄽᩥ࡛ࡣ㸪ࠗ≺ࡗࡓ᪉ྥ㗦࠸ᡴ⌫ࢆᨺࡘࡓࡵᚲせ࡞ࣥࣃࢡࢺᢏ⾡࠘ࢆ࣓
ࣥࡢࢸ࣮࣐ࡋ࡚◊✲ࢆ⾜ࡗࡓ㸬ࡑࡢ⤖ᯝ㸪࡚ࡢ⇍⦎ࡋࡓ㔝⌫㑅ᡭᑐࡋ࡚㸪ṇ㠃⾪✺
㏆࠸ࣥࣃࢡࢺࡼࡗ࡚ప࠸ᙎ㐨࡛ᡴ⌫ࡀᨺࡓࢀࡓሙྜ㸪③Ⅿ࡞ᡴ⌫࡞ࡿࡇࡀ᫂
ࡽ࡞ࡗࡓ㸬ࡲࡓ㸪ࡑࡢ▐㛫࡛ࡳࡓሙྜࡣ㸪࣊ࢵࢻ㏿ᗘࢆ㧗ࡵࡿࡼࡾࡶ㸪ࣂࢵࢺࡢⰺ
㏆࡛࣮࣎ࣝࡢ୰ᚰࢆࣥࣃࢡࢺࡍࡿࡇࡢ᪉ࡀ㸪③Ⅿ࡞ᡴ⌫ࢆᨺࡘࡓࡵࡣ㔜せ࡛࠶ࡿ
ࡇࡀ♧ࡉࢀࡓ㸬ࡉࡽ㸪ᕥྑ᪉ྥࡢᡴࡕศࡅࡘ࠸࡚㸪ᡴ⌫ࡢᕥྑゅࡣ㸪ࣥࣃࢡࢺ
࠾ࡅࡿࣂࢵࢺࡢỈᖹ㠃ୖࡢ᪉ (Ỉᖹゅ) ࡔࡅ࡛࡞ࡃ㸪ࣂࢵࢺࡢୗྥࡁഴᩳ (㖄┤ゅ)
㸪ࣂࢵࢺࡢ▷㍈᪉ྥࡢ⾪✺ゅᗘ (⾪ᧁ⥺ゅᗘ) ࡢ┦స⏝ࡢᙳ㡪ࡶཷࡅࡿࡇࡀ᫂ࡽ
࡞ࡗࡓ㸬
ཧ ཧ⪃ᩥ⊩
࠙➨1❶ࠚ
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