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[問卦] 以工程角度分析本次花蓮地震

最新2024-04-08 20:39:00
留言152則留言,145人參與討論
推噓129 ( 131219 )
大家好,希望大家平安。小弟人快到花蓮了 等下要協助受損建物判斷結構狀況然後貼紅單黃單 在休息期間,我想歸納一些本次地震的重點 (以下是簡化學理後的簡單結論) 1.這次台北反而出現比較多災情,而且台北市達到5級,離震央更近的新北反而只有4級。有一個很大原因就是因為台北發生了盆地效應,長週期地震波因為可以傳遞的比較遠,剛好在台北盆地形成類似共振的現象,因此地震波能量在台北無法往外消散,這才會導致台北的朋友感覺特別搖晃。 https://i.imgur.com/npUqH5o.jpg
[問卦] 以工程角度分析本次花蓮地震
2.其實這次部分地區震度出現6強,可能就比當年921的7級還大,因為中央氣象局109年的震度新制在5級以上改採地動速度作為震度指標,這個指標其實更能反應建築物的受損狀況。還好花蓮在耐震設計規範上,本來的譜加速度係數就比較大,所以這次的地震花蓮的建築物才能倖免。 3.從地動速度圖來看(109年震度新制在5級以上改以地動速度分級),這次的地動速度沒有到7級(其實現在新制的7級非常難達到,會比921的7級還大),而921有一些區域出現新制的7級,這也是為什麼這次災情沒有921來得嚴重 https://i.imgur.com/wPkHfyb.jpg
[問卦] 以工程角度分析本次花蓮地震
https://i.imgur.com/GquGxPQ.jpg
[問卦] 以工程角度分析本次花蓮地震
最後,由於實在要講的東西太多了,我做了一支影片,用工程的角度來分析本次的地震,有興趣更深入了解的朋友可以參考一下~ https://youtu.be/alaQugGaNMY?si=WP-bHv-5HIahaH4N
為了讓大家了解耐震設計的觀念,每推10P發到爆 感謝PTT ----- Sent from JPTT on my iPhone -- ※ 發信站: 批踢踢實業坊(ptt.cc), 來自: 42.74.113.21 (臺灣) ※ 文章網址: https://www.ptt.cc/bbs/Gossiping/M.1712204940.A.FDB.html

152 則留言

PPTer: 先推個 42.77.28.105 04/04 12:29
42.77.28.105 04/04 12:29
hatephubbing: 雨太大 114.137.24.250 04/04 12:29
114.137.24.250 04/04 12:29
lagi5487: 有心 111.82.20.176 04/04 12:30
111.82.20.176 04/04 12:30
Neptunus: 推 111.83.76.238 04/04 12:31
111.83.76.238 04/04 12:31
peter2010112: 推 49.216.52.117 04/04 12:32
49.216.52.117 04/04 12:32
azeroth: 推 給我錢! 1.172.82.21 04/04 12:33
1.172.82.21 04/04 12:33
Pi0130: 推用心 114.137.244.235 04/04 12:34
114.137.244.235 04/04 12:34
kenny613071: 讚讚 111.253.44.87 04/04 12:34
111.253.44.87 04/04 12:34
waloloo: 推推,嗯嗯跟我想的 42.79.65.28 04/04 12:35
42.79.65.28 04/04 12:35

xylinum, 1F
絕對沒有921大42.70.89.148
nisroky: 推 1.169.218.205 04/04 12:37
1.169.218.205 04/04 12:37

lucifiel1618, 2F
兩個colormap一個discrete一個cont111.254.91.208
謝謝您的建議 我會再改進

lucifiel1618, 3F
inuous看了頭好痛,調一下好嗎= =111.254.91.208
HANSTW: 推 114.44.135.25 04/04 12:38
114.44.135.25 04/04 12:38
santiago148: 推推 223.141.44.119 04/04 12:40
223.141.44.119 04/04 12:40
Forcast: 0..0 114.25.179.129 04/04 12:40
114.25.179.129 04/04 12:40
chubby31190: 推 220.142.200.172 04/04 12:42
220.142.200.172 04/04 12:42
lab214b: 感謝,學習到很多。 42.79.127.157 04/04 12:43
42.79.127.157 04/04 12:43
Truer: 推 136.23.35.39 04/04 12:43
136.23.35.39 04/04 12:43

lab214b, 4F
請問哪邊有歷年地震的地動加速度及地動42.79.127.157
每次地震報告底下都會附,若您要原始數據需花錢跟中央氣象局購買

lab214b, 5F
速度等原始資料?42.79.127.157
linjin2: 0218花蓮那次有到新制7級嗎 42.77.246.220 04/04 12:45
42.77.246.220 04/04 12:45
ambervert: 推推 27.242.35.242 04/04 12:45
27.242.35.242 04/04 12:45

linjin2, 6F
那時候連動都動不了直接甩飛42.77.246.220
jixiang: 推 112.78.84.131 04/04 12:45
112.78.84.131 04/04 12:45
Brioni: 桃園新竹跟台北盆地這次震度都好大,比山 219.71.2.101 04/04 12:46
219.71.2.101 04/04 12:46
livehorse: 推 36.239.51.145 04/04 12:46
36.239.51.145 04/04 12:46

Brioni, 7F
區還大219.71.2.101
weltschmerz: 不錯 終於有專業的 111.253.72.45 04/04 12:49
111.253.72.45 04/04 12:49
sen1001: 推 1.200.144.239 04/04 12:50
1.200.144.239 04/04 12:50
marktian66: 推 42.79.240.157 04/04 12:51
42.79.240.157 04/04 12:51
mandydan1222: 推 223.139.216.229 04/04 12:51
223.139.216.229 04/04 12:51
HScarlet: 推 1.172.15.224 04/04 12:52
1.172.15.224 04/04 12:52
sqr: 台北有什麼災情? 111.246.156.150 04/04 12:52
111.246.156.150 04/04 12:52
webster1112: 台灣人都該知道的知識 !!!!!! 220.141.156.128 04/04 12:52
220.141.156.128 04/04 12:52

j900414, 8F
只要花蓮地震 台北盆地裡面都會很有感49.216.160.87
EdgeFlame: 推 1.160.230.207 04/04 12:53
1.160.230.207 04/04 12:53

j900414, 9F
google 中和華陽市場倒塌49.216.160.87
x284yk6cjo5: 推 42.72.33.244 04/04 12:53
42.72.33.244 04/04 12:53
jia106: 推 114.38.36.232 04/04 12:54
114.38.36.232 04/04 12:54
ludan7972: 推 36.226.88.252 04/04 12:54
36.226.88.252 04/04 12:54

abyssa1, 10F
台北除了豆腐渣環狀線以外應該都還好吧111.249.140.46

sqr, 11F
To j900414大那不是這次的災情111.246.156.150
holdthedoor: 推 1.200.137.95 04/04 12:58
1.200.137.95 04/04 12:58
cy1o6: 推 122.121.175.151 04/04 12:58
122.121.175.151 04/04 12:58
s90002442: 推 42.73.162.154 04/04 13:01
42.73.162.154 04/04 13:01
JiananW: 推 36.237.169.63 04/04 13:02
36.237.169.63 04/04 13:02
blake: 規模的差異還會反映在強地動延時,會影響累 218.173.28.25 04/04 13:02
218.173.28.25 04/04 13:02

blake, 12F
積損傷程度,此效應除了結構之外,對邊坡破218.173.28.25

blake, 13F
壞、土壤液化等地工災害會有可觀影響218.173.28.25
Adrianli: 推 223.139.50.174 04/04 13:03
223.139.50.174 04/04 13:03
eg860610: 推 223.139.1.69 04/04 13:04
223.139.1.69 04/04 13:04
CharlesCL: 好 123.240.86.97 04/04 13:04
123.240.86.97 04/04 13:04
HLoSHG: 推 42.77.178.81 04/04 13:04
42.77.178.81 04/04 13:04
RX7802: 錢 223.141.160.12 04/04 13:06
223.141.160.12 04/04 13:06
mihono: 推用心 118.161.151.162 04/04 13:07
118.161.151.162 04/04 13:07
kensin7788: 推 39.15.0.49 04/04 13:07
39.15.0.49 04/04 13:07
hamydad: 推 119.14.251.35 04/04 13:08
119.14.251.35 04/04 13:08
industrialld: https://gdms.cwa.gov.tw/ 180.217.138.105 04/04 13:12
180.217.138.105 04/04 13:12
m9315030: 錢 114.34.86.171 04/04 13:14
114.34.86.171 04/04 13:14
Daput: 推 119.15.236.12 04/04 13:15
119.15.236.12 04/04 13:15
Tianmu: 好 39.15.16.207 04/04 13:15
39.15.16.207 04/04 13:15
LydiaC: 推 23.113.185.49 04/04 13:17
23.113.185.49 04/04 13:17
feng990719: 辛苦了推 111.253.198.247 04/04 13:18
111.253.198.247 04/04 13:18
joyce01415: 推用心 27.52.75.24 04/04 13:19
27.52.75.24 04/04 13:19
Dvdoer: 長姿勢了 1.174.232.153 04/04 13:21
1.174.232.153 04/04 13:21
marksanhow: 推解釋得很清楚 1.200.171.16 04/04 13:22
1.200.171.16 04/04 13:22
jspss95175: 推 223.138.30.57 04/04 13:22
223.138.30.57 04/04 13:22
charlly: 加油 39.9.66.8 04/04 13:28
39.9.66.8 04/04 13:28
young199517: 推 73.63.158.123 04/04 13:28
73.63.158.123 04/04 13:28
orz151426: 居然還做影片,人真好 42.76.146.162 04/04 13:30
42.76.146.162 04/04 13:30
Cythia520: 推!! 42.71.131.168 04/04 13:31
42.71.131.168 04/04 13:31
pay9697: 推推 114.45.44.26 04/04 13:32
114.45.44.26 04/04 13:32
bizarre0310: 推 謝謝分享 220.133.223.215 04/04 13:34
220.133.223.215 04/04 13:34
aabcd1234: 推 111.253.180.200 04/04 13:34
111.253.180.200 04/04 13:34
winxp999: 好的 223.139.220.223 04/04 13:34
223.139.220.223 04/04 13:34
barry0936717: 推 1.200.67.4 04/04 13:35
1.200.67.4 04/04 13:35
admira: 推!謝謝分享 36.234.106.246 04/04 13:35
36.234.106.246 04/04 13:35
Amiliea: 好用心,長知識了,大推! 111.240.111.59 04/04 13:36
111.240.111.59 04/04 13:36
camryvvti: 推 27.247.193.78 04/04 13:37
27.247.193.78 04/04 13:37
salerd: 錢 42.72.60.162 04/04 13:37
42.72.60.162 04/04 13:37
MrDouble: 用心推 61.31.170.34 04/04 13:39
61.31.170.34 04/04 13:39
silly741083: 推 1.175.153.229 04/04 13:40
1.175.153.229 04/04 13:40
s704901: 推 49.216.174.199 04/04 13:41
49.216.174.199 04/04 13:41
flashseal: 錢 180.217.22.72 04/04 13:42
180.217.22.72 04/04 13:42
ichan: 推 42.74.158.147 04/04 13:43
42.74.158.147 04/04 13:43

zongxian, 14F
39.1.27.211
civila: 推 114.45.159.128 04/04 13:45
114.45.159.128 04/04 13:45
dnkofe: 推 111.83.87.251 04/04 13:45
111.83.87.251 04/04 13:45
arue: 推 69.181.9.164 04/04 13:46
69.181.9.164 04/04 13:46
lukeatlee: 推專業分享 49.216.81.70 04/04 13:47
49.216.81.70 04/04 13:47
Keng: ⊙▽⊙b 106.64.160.210 04/04 13:48
106.64.160.210 04/04 13:48
FiveGHz: 推 114.26.141.246 04/04 13:49
114.26.141.246 04/04 13:49
ChEnnnL: 先推再說 111.82.123.114 04/04 13:50
111.82.123.114 04/04 13:50
z635066: 推 114.26.209.202 04/04 13:50
114.26.209.202 04/04 13:50
Semaj543: 推 61.224.198.211 04/04 13:51
61.224.198.211 04/04 13:51
justtakethat: 已訂閱 59.115.39.83 04/04 13:52
59.115.39.83 04/04 13:52
HDcubed: 推 125.231.106.152 04/04 13:53
125.231.106.152 04/04 13:53
davidoslo: 推 96.39.225.10 04/04 13:54
96.39.225.10 04/04 13:54
Freyas: 推專業 42.71.243.157 04/04 13:55
42.71.243.157 04/04 13:55
eyecake: 推 180.217.47.109 04/04 13:55
180.217.47.109 04/04 13:55 推 angels999 118.231.177.99 04/04 13:55
cmid05: 推 223.139.155.72 04/04 13:57
223.139.155.72 04/04 13:57
milling: 推 223.143.212.96 04/04 13:58
223.143.212.96 04/04 13:58
myayay: 推 1.200.136.88 04/04 13:58
1.200.136.88 04/04 13:58
bart102617: 推 42.73.240.183 04/04 13:59
42.73.240.183 04/04 13:59
ckid: 推用心 42.74.182.125 04/04 13:59
42.74.182.125 04/04 13:59
desan534t: 推 218.172.10.184 04/04 14:00
218.172.10.184 04/04 14:00
jqb560: 用心推 111.82.118.199 04/04 14:01
111.82.118.199 04/04 14:01
amigowei: 辛苦了 122.116.216.99 04/04 14:10
122.116.216.99 04/04 14:10
suger77: 推 42.75.94.148 04/04 14:13
42.75.94.148 04/04 14:13
mobinyu: 推 114.137.193.67 04/04 14:16
114.137.193.67 04/04 14:16
LanPaTeitoku: 推 111.83.83.183 04/04 14:19
111.83.83.183 04/04 14:19
impixels: 政治角度,垃圾花蓮王 49.158.194.85 04/04 14:20
49.158.194.85 04/04 14:20
@ 以上底色標記100位,每人10P(稅後)發送完成! by PTT Star 3.7.0

angus449, 15F
101.137.223.219

davi0621, 16F
114.44.204.107

jay0215, 17F
錢錢118.167.217.98

kuanao, 18F
36.228.28.95

sakiakun, 19F
36.228.20.43

wahaha99, 20F
推專業118.169.32.156

xup6s061, 21F
223.141.96.43

arepee, 22F
114.137.31.182

demon159000, 23F
阿所以重災區還是在中部啊223.141.187.67

demon159000, 24F
台中也是盆地啊223.141.187.67

asole, 25F
用心!114.34.93.59

n64tw, 26F
先推60.250.152.209

canis831025, 27F
推專業111.249.137.218

colamaz, 28F
123.50.51.212

JF5385, 29F
42.73.225.159

alice0107, 30F
推推 好清楚49.216.90.116

gyarados, 31F
所以台灣說震度7.2 但日本卻報7.7嗎?27.51.65.56

magon, 32F
有專業推49.216.80.198

whiter11, 33F
1.164.34.5

a29966259, 34F
推推101.12.21.199

jellyQQ, 35F
推專業42.76.62.221

pheadra, 36F
推 辛苦了114.46.163.87

blessingcat, 37F
推專業!42.78.221.244

ptthoshi, 38F
專業推推推49.216.90.197

nil113, 39F
推推101.10.1.251