本日の発表 背景と目的 背景と目的

ᮏ᪥䛾Ⓨ⾲
‹⫼ᬒ䛸┠ⓗ
‹䜰䜽䝔䜱䝤䝟䞁䝍䜾䝷䝣
‹䝝䜲䝤䝸䝑䝗䝅䝭䝳䝺䞊䝅䝵䞁ᡭἲ
‹䝝䜲䝤䝸䝑䝗䝅䝭䝳䝺䞊䝅䝵䞁ᡭἲ䛻䜘䜛
䜰䜽䝔䜱䝤ไᚚ䝟䞁䝍䜾䝷䝣䛾ᛶ⬟ホ౯ヨ㦂
‹䜎䛸䜑䛸ᡂᯝ䛾ά⏝
䜰䜽䝔䜱䝤䝟䞁䝍䜾䝷䝣䛸
㞟㟁⣔䝝䜲䝤䝸䝑䝗䝅䝭䝳䝺䞊䝅䝵䞁ᡭἲ
㕲㐨ຊᏛ◊✲㒊 㞟㟁ຊᏛ◊✲ᐊ
୺௵◊✲ဨ
ᒣୗ ⩏㝯
1
2
⫼ᬒ䛸┠ⓗ
⫼ᬒ䛸┠ⓗ
㧗㏿㌴୧⏝䝟䞁䝍䜾䝷䝣䛜ලഛ䛩䜉䛝ᛶ⬟
㧗㏿㌴୧⏝䝟䞁䝍䜾䝷䝣䛜ලഛ䛩䜉䛝ᛶ⬟
㧗㏣㝶ᛶ
ప㦁㡢ᛶ
㧗㏣㝶ᛶ
ప㦁㡢ᛶ
Ẽὶ䛻᭚䛥䜜䜛㒊ᮦ䛾ᖹ⁥໬䞉⡆⣲໬
㞟㟁ᐜ㔞
ಖᏲᛶ
㞟㟁ᐜ㔞
ಖᏲᛶ
㧗㏣㝶ᶵᵓᐇ⌧䛾䛯䜑䛾✵㛫䛻ไ⣙
ಙ㢗ᛶ
ಙ㢗ᛶ䈜䝇䝖䝻䞊䜽ᣑ኱䛺䛹
3
4
⫼ᬒ䛸┠ⓗ
䜰䜽䝔䜱䝤䝟䞁䝍䜾䝷䝣㛤Ⓨ䛾┠ⓗ
㧗㏣㝶ᛶ䜢᭷䛩䜛䝟䞁䝍䜾䝷䝣䛾ᐇ⌧
䠙᥋ゐຊኚື䛾ᑠ䛥䛔䝟䞁䝍䜾䝷䝣䛾ᐇ⌧
㧗㏿㌴୧⏝䝟䞁䝍䜾䝷䝣䛜ලഛ䛩䜉䛝ᛶ⬟
㧗㏣㝶ᛶ
ไᚚ䛻䜘䜚᥋ゐຊኚື䜢పῶ䛩䜛
ప㦁㡢ᛶ
ᵓᡂ㒊ᮦ䛾㍍㔞໬
䜰䜽䝔䜱䝤ไᚚ䛻䜘䜛
ື≉ᛶྥୖ
᥋ゐຊ
Ẽὶ䛻᭚䛥䜜䜛㒊ᮦ䛾ᖹ⁥໬䞉⡆⣲໬
㧗㏣㝶ᶵᵓᐇ⌧䛾䛯䜑䛾✵㛫䛻ไ⣙
ไᚚຊ
䈜䝇䝖䝻䞊䜽ᣑ኱䛺䛹
䜰䜽䝏䝳䜶䞊䝍
5
䜰䜽䝔䜱䝤䝟䞁䝍䜾䝷䝣㛤Ⓨ㐣⛬
ᮏ᪥䛾Ⓨ⾲ෆᐜ䞉⌧ᅾ䛾฿㐩Ⅼ
䝝䜲䝤䝸䝑䝗䝅䝭䝳䝺䞊䝅䝵䞁ᡭἲ㛤Ⓨ䛾┠ⓗ
ᐇᶵ䝟䞁䝍䜾䝷䝣
䛾ᛶ⬟ホ౯᪉ἲ
ᐇ⏝໬䛻ྥ䛡䛶ᐇ᪋䛩䜉䛝㡯┠
ไᚚᡭἲ䞉ไᚚᑐ㇟䛺䛹
ᐃᖖ✵Ẽຊ䛺䛹
䠄㻼㻵㻰ไᚚ䠅
ᚄ㛫࿘ᮇ䛾᥋ゐຊኚື䛾పῶ
䠄䝣䜱䞊䝗䝣䜷䝽䞊䝗ไᚚ䠅
䝣䜵䜲䝹
䝉䞊䝣ᛶ
᳨ドヨ㦂᪉ἲ
䝟䞁䝍䜾䝷䝣
ຍ᣺⿦⨨
䈜ᯫ⥺䛸䛾┦஫స⏝䛺䛧
䝝䜲䝤䝸䝑䝗
䝅䝭䝳䝺䞊䝅䝵䞁ヨ㦂
6
䝯䝸䝑䝖
ᐃ⨨ヨ㦂
ప䝁䝇䝖
⌧㌴ヨ㦂
ᐇ⌧㇟䛾ᢕᥱ
䝕䝯䝸䝑䝖
ᯫ⥺䛸䛾┦஫స⏝䛺䛧ͤ
㏿ᗘ䞉㉮⾜㊥㞳䛾ไ⣙ͤͤ
㧗䝁䝇䝖
ᐃ᮲௳䛾ไ⣙
䈜䝟䞁䝍䜾䝷䝣⥲ྜヨ㦂⿦⨨䚸ຍ᣺⿦⨨䛺䛹
⌧㌴
ヨ㦂
䈜䈜㞟㟁ヨ㦂⿦⨨䠄ᐇ≀䛾ᯫ⥺䛸䛾┦஫స⏝䛒䜚䠅
ᛶ⬟ホ౯ヨ㦂䛾ຠ⋡ྥୖ䛾䛯䜑䛻䚸ᯫ⥺䞉䝟䞁䝍䜾䝷䝣䛾ືⓗ┦஫
స⏝䜢⪃៖ྍ⬟䛺ᐃ⨨ヨ㦂䝅䝇䝔䝮䛷䛒䜛䝝䜲䝤䝸䝑䝗䝅䝭䝳䝺䞊
䝅䝵䞁䠄ᯫ⥺㐠ື䝅䝭䝳䝺䞊䝅䝵䞁䛸ᐇᶵ䝟䞁䝍䜾䝷䝣䛾⤌ྜ䛫䠅䜢㛤
Ⓨ䛩䜛䚹
䈜ᚄ㛫࿘ᮇ䛾㐠ື䜢⾲⌧ྍ⬟䛺
ᯫ⥺䝰䝕䝹䛸䛾┦஫స⏝䛒䜚
7
8
䝣䜱䞊䝗䝣䜷䝽䞊䝗ไᚚ䛻䜘䜛
᥋ゐຊኚືపῶᡭἲ䛾ᴫせ
ᮏ◊✲䛻䛚䛡䜛
ไᚚຊ ᥋ゐຊ
䝝䜲䝤䝸䝑䝗䝅䝭䝳䝺䞊䝅䝵䞁ᡭἲ䛾⏝㏵
䜰䜽䝔䜱䝤䝟䞁䝍䜾䝷䝣䛾ᛶ⬟ホ౯䝅䝇䝔䝮䛸䛧䛶౑⏝
ᯫ⥺䛾ື≉ᛶ䜢⪃៖䛧䛯᮲௳ୗ䛻䛚䛡䜛
ไᚚຠᯝ䜢ホ౯ྍ⬟䛸䛩䜛䚹
ຍ᣺ኚ఩
᥋ゐຊ
᥋ゐຊ
ไᚚຊ
fA = Asin(t+I) ᣺ᖜA 䜢ㄪᩚ
఩┦I 䜢ㄪᩚ
䝍䞊䝀䝑䝖࿘Ἴᩘ:
ftarget =V/L (=2ftarget)
ไᚚຊ
䜰䜽䝏䝳䜶䞊䝍
9
10
䜰䜽䝔䜱䝤䝟䞁䝍䜾䝷䝣䛾ไᚚᅇ㊰
ไᚚຊ䛾Ỵᐃ
ไᚚ䝟䝷䝯䞊䝍䠄A, I䠅⮬ືㄪᩚ䜰䝹䝂䝸䝈䝮
x 䠖㒊ᮦୖୗኚ఩䠄=Xsint䠅
఩┦ྠᮇ
ᅇ㊰
䝃䞊䝪
䜰䞁䝥
fA 䠖ᣦ௧㟁ᅽ䠄 = Asin(t+I)䠅
ไᚚჾ
FC 䠖᥋ゐຊ」⣲᣺ᖜ
FA n V 䠖㉮⾜㏿ᗘ
FA n 1 FA n 2 FC n 1 FC n 2 w
FC n 1
䠄䈜」⣲᣺ᖜ䠖ಙྕ䛾᣺ᖜ䛸఩┦䛾᝟ሗ䜢ྵ䜐㔞䠅
䠖༟㉺࿘Ἴᩘ
ྠᮇ᳨Ἴ
ᅇ㊰
FA n 1 FA n , FC n 䠖nT䡚(n+1)T䛻䛚䛡䜛ไᚚຊfA䛚䜘䜃᥋ゐຊfC
䛾」⣲᣺ᖜ䈜䠄䝍䞊䝀䝑䝖࿘Ἴᩘᡂศ䠅
L䠖ᚄ㛫㛗
fC 䠖᥋ゐຊ
䈜ி㒔ᕤⱁ⧄⥔኱Ꮫ䛸䛾ඹྠ◊✲ෆᐜ䜢ྵ䜐
11
ไᚚຊ ᥋ゐຊ
fA
fC
ᣦ௧
㟁ὶ
T
T
(n-3)T
T
(n-2)T
T
(n-1)T
T䠖᫬㛫㛫㝸
nT ᫬㛫
12
ᚑ᮶ᡭἲͤ䛸䛾ẚ㍑
䠄䈜➨㻞㻤㻠ᅇ᭶౛Ⓨ⾲఍䛷⤂௓䠅
䝝䜲䝤䝸䝑䝗䝅䝭䝳䝺䞊䝅䝵䞁ᡭἲ
䠄HSᡭἲ䠅䛾ᴫせ
䝟䞁䝍䜾䝷䝣
ຍ᣺⿦⨨
20
15
⣙1/20࡟▷⦰
ᚑ᮶ᡭἲ䠖
ไᚚ䝟䝷䝯䞊䝍A䛸I䜢஺஫䛻ㄪᩚ
10
200
600
400
᫬㛫 [s]
ไᚚ䝟䝷䝯䞊䝍䛾ㄪᩚ䛻䜘䜛
᥋ゐຊኚື䛾ኚ໬ᒚṔ
ᚑ᮶ᡭἲ䜘䜚䜒䝟䝷䝯䞊䝍
ㄪᩚ㏿ᗘ䜢ྥୖ
䠄ಀᩘບ᣺䝰䝕䝹䠅
䝖䝻䝸⥺ኚ఩
䠄ᣦ௧䠅
䝖䝻䝸⥺
ኚ఩
᪂ᡭἲ䠖
ไᚚຊ䛾」⣲᣺ᖜFA䜢ㄪᩚ
5
0
ᯫ⥺䝰䝕䝹
᥋ゐຊ
ᐇᶵ䝟䞁䝍䜾䝷䝣
ᯫ⥺㐠ື
䝅䝭䝳䝺䞊䝅䝵䞁
ᯫ⥺๛ᛶ䠈k0
[kN/m]
᥋ゐຊኚື [N]
ᚑ᮶ᡭἲ
᪂ᡭἲ
10
5
0
50
㊥㞳 [m]
13
᥋ゐຊ
ᯫ⥺
䝰䝕䝹
ຍ᣺⿦⨨ฟຊ
䠄䝖䝻䝸⥺ኚ఩䠅 [mm]
ᐇᶵ
䝟䞁䝍
䜾䝷䝣
ຍ᣺
⿦⨨
୙Ᏻᐃ໬䛧䜔䛩䛔
せᅉ䠖ຍ᣺⿦⨨䛾㐜䜜䛺䛹
ᣦ௧
14
Ᏻᐃ໬ᡭἲ䛻䜘䜛
䝝䜲䝤䝸䝑䝗䝅䝭䝳䝺䞊䝅䝵䞁
༢⣧䛺䝝䜲䝤䝸䝑䝗䝅䝭䝳䝺䞊䝅䝵䞁
䝖䝻䝸⥺ኚ఩
100
ㄗᕪ
䝖䝻䝸⥺ኚ఩
ຍ᣺
⿦⨨
ᣦ௧
ไᚚჾ
0.02
0.01
0
50
100
150
㊥㞳 [m]
ͤ䝅䝭䝳䝺䞊䝅䝵䞁䛻䜘䜛᳨ウ
䠄䝟䞁䝍䜾䝷䝣䞉ຍ᣺⿦⨨䜒ᩘ್䝰䝕䝹䠅
15
ᐇᶵ
䝟䞁䝍
䜾䝷䝣
᥋ゐຊ
䈜䝤䝸䝇䝖䝹኱Ꮫᥦ᱌䛾
ෆᐜ䜢ྵ䜐
ᯫ⥺๛ᛶ
ᯫ⥺
䝰䝕䝹
䝰䝕䝹䛾᥋ゐⅬኚ఩
ᐇ᪋䛾᥋ゐⅬኚ఩
16
Ᏻᐃ໬ᡭἲ䛻䜘䜛
䝝䜲䝤䝸䝑䝗䝅䝭䝳䝺䞊䝅䝵䞁
Ᏻᐃ໬ᡭἲ䛾ຠᯝ
ㄗᕪ
ᐇᶵ
䝟䞁䝍
䜾䝷䝣
ຍ᣺
⿦⨨
ᣦ௧
᥋ゐຊ
䈜䝤䝸䝇䝖䝹኱Ꮫᥦ᱌䛾
ෆᐜ䜢ྵ䜐
ไᚚჾ
ຍ᣺⿦⨨ฟຊ
䠄䝖䝻䝸⥺ኚ఩䠅 [mm]
䝖䝻䝸⥺ኚ఩
ᯫ⥺๛ᛶ
ᯫ⥺
䝰䝕䝹
䝟䞁䝍䜾䝷䝣䛚䜘䜃ຍ᣺⿦⨨䛾
䝰䝕䝹䛾᥋ゐⅬኚ఩
බ⛠䝰䝕䝹䜢⏝䛔䛯ไᚚ䛻䜘䜚
㐜䜜䛾ᙳ㡪䜢㍍ῶ䛩䜛
ᐇ᪋䛾᥋ゐⅬኚ఩
Ᏻᐃ໬ᡭἲ䛺䛧
Ᏻᐃ໬ᡭἲ䛒䜚
0.02
0.01
0
Ᏻᐃᛶ䛜ྥୖ
50
100
㊥㞳 [m]
150
ͤ䝅䝭䝳䝺䞊䝅䝵䞁䛻䜘䜛᳨ウ
䠄䝟䞁䝍䜾䝷䝣䞉ຍ᣺⿦⨨䜒ᩘ್䝰䝕䝹䠅
17
䝅䝭䝳䝺䞊䝅䝵䞁䛸䛾ẚ㍑
䛻䜘䜛⢭ᗘ᳨ド
ヨ㦂䛾ᵝᏊ
200km/h㉮⾜┦ᙜ
20
0
-20
0
50
㊥㞳 [m]
100
⯚యኚ఩ ᥋ゐຊ
[N]
[mm]
⯚యኚ఩ ᥋ゐຊ
[N]
[mm]
HSヨ㦂䠄ᐇᶵ䝟䞁䝍䜾䝷䝣䠇ᩘ್䝰䝕䝹ᯫ⥺䠅
䝅䝭䝳䝺䞊䝅䝵䞁䠄ᩘ್䝰䝕䝹䝟䞁䝍䜾䝷䝣䠇ᩘ್䝰䝕䝹ᯫ⥺䠅
150
100
50
0
150
100
50
0
18
ຍ᣺⿦⨨
400km/h㉮⾜┦ᙜ
20
0
-20
0
50
㊥㞳 [m]
100
19
䜰䜽䝔䜱䝤䝟䞁䝍䜾䝷䝣⏝
䜰䜽䝏䝳䜶䞊䝍
20
100
ᚄ㛫ẖ䛾
᥋ゐຊ
P-P್ [N]
䜎䛸䜑䛸ᡂᯝ䛾ά⏝
䡚䜎䛸䜑䡚
50
100
᥋ゐຊ䠄ᶆ‽೫
150
200
ᕪ䠅⣙㻡㻜㻑ῶᑡ
250
䐟 ప㦁㡢໬䛸㧗㏣㝶໬䛾୧❧䜢ྍ⬟䛸䛩䜛䛯䜑䛾䜰䜽
䝔䜱䝤ไᚚᢏ⾡䛻䜘䜛᥋ゐຊኚືపῶᡭἲ䜢ᨵၿ䛧䚸
ไᚚ䝟䝷䝯䞊䝍䛾ㄪᩚ㏿ᗘ䛜ྥୖ䛧䛯䚹
300
ไᚚ䛒䜚
ไᚚ䛺䛧
50
0
2
1
0
-1
-2
0
150
50
100
150
200
250
300
2
$
I
50
100
150
200
250
[rad]
0
300
0
఩┦,
㏿ᗘ [km/h]
400
300
200
100
0
0
150
᣺ᖜ, A [V]
᥋ゐຊ [N]
HSᡭἲ䛻䜘䜛䜰䜽䝔䜱䝤䝟䞁䝍䜾䝷䝣
䛾ᛶ⬟ホ౯䠄㏿ᗘኚ໬䜢క䛖ሙྜ䠅
䐠 ༢⣧䛺䝰䝕䝹䛷⾲⌧䛧䛯ᯫ⥺䛸䛾┦஫స⏝䜢⪃៖䛻
ධ䜜䛯䜰䜽䝔䜱䝤ไᚚ䝟䞁䝍䜾䝷䝣䛾ᛶ⬟ホ౯䜢ྍ⬟
䛸䛩䜛ᯫ⥺䞉䝟䞁䝍䜾䝷䝣⣔䝝䜲䝤䝸䝑䝗䝅䝭䝳䝺䞊䝅䝵
䞁䝅䝇䝔䝮䜢㛤Ⓨ䛧䛯䚹
100
50
0
0
50
300km/h
100
350km/h
150
400km/h
200
55%ῶ 59%ῶ
᫬㛫 [s] 45%ῶ
250
300
21
䜎䛸䜑䛸ᡂᯝ䛾ά⏝
䡚௒ᚋ䛾ㄢ㢟䡚
䐟 䜰䜽䝔䜱䝤䝟䞁䝍䜾䝷䝣䛾䝣䜵䞊䝹䝉䞊䝣ᛶ䛺䛹䚸ᐇ⏝
䛻ྥ䛡䛯᳨ウ䜢⾜䛖䚹
䐠 䝝䜲䝤䝸䝑䝗䝅䝭䝳䝺䞊䝅䝵䞁ᡭἲ䛷౑⏝䛩䜛ᯫ⥺䝰䝕
䝹䜢㧗ᗘ໬䛧䚸ヨ㦂⢭ᗘ䜢ྥୖ䛩䜛䚹
䡚ᡂᯝ䛾ά⏝䡚
z 䜰䜽䝔䜱䝤䝟䞁䝍䜾䝷䝣
ప㦁㡢໬䛸㧗㏣㝶໬䛾୧❧䛜ྍ⬟䛺䝟䞁䝍䜾䝷䝣
z 䝝䜲䝤䝸䝑䝗䝅䝭䝳䝺䞊䝅䝵䞁䝅䝇䝔䝮
䝟䞁䝍䜾䝷䝣㛤Ⓨ䛾ຠ⋡໬
23
22