Elastic Beam on a Winkler Foundation Móng băng trên nền đàn hồi Thiết kế móng băng / đồ án móng băng https://drive.google.com/file/d/1DhLrsDT_uGekE7vvfFP2WjXxF60sts18/view?usp=drive_web

1. BAÛNG TÍNH THIEÁT KEÁ MOÙNG BAÊNG - MOÂ HÌNH WINKLER
COÂNG TRÌNH :
HAÏNG MUÏC :
KEÁT CAÁU :
1. DÖÕ LIEÄU THIEÁT KEÁ:
- Maùc theùp: CII
- Cöôøng ñoä coá theùp, Rs: 115 (Kg / cm2)
- Cöôøng ñoä coá theùp ñai, Rs ñai: 2100 (Kg / cm2)
- Chieàu daøy lôùp beâ toâng baûo veä, Abv: 4.5 (cm)
- Ñöôøng kính theùp chuû, D: 12 (mm)
- Ñöôøng kính theùp ñai, Dai: 8 (mm)
- Soá nhaùnh theùp ñai : 2
- Maùc Beâ toâng: B20
- Cöôøng ñoä neùn beâ toâng, Rb: 2600 (Kg / cm2)
- Cöôøng ñoä keùo beâ toâng, Rk: 7.5 (Kg / cm2)
- Modun ñaøn hoài, Eb: 2700000 (T/m2)
2. ÑAËC TRÖNG HÌNH HOÏC:
- Beà roäng daàm b: 0.8 (m)
- Chieàu cao daàm h: 0.7 (m)
- Chieàu cao caùnh daàm Bs: 0.4 (m)
- Moâmen quaùn tính J: 0.01449 (m4)
- Ñoä cöùng daàm EJ: 39123 (Tm2)
3. CAÁU TAÏO LÔÙP ÑAÁT:
Lôùp hi(m) g j C(T/m2) m Es(T/m2)
1 0.5 1.82 8.4 1.03 0.2 250
2 2.5 1.993 15 2.93 0.2 302
3 1.5 1.793 8.5 1.05 0.2 283
4 1.2 1.933 29.5 0.3 0.2 336
4. DÖÕ LIEÄU TAÛI TROÏNG:
Nuùt
Toaï ñoä
Z(m)
Löïc doïc
P(T)
Momen
M(Tm)
1 0 0 0
2 1.3 60 2.8
3 6.3 70 2.9
4 10.8 75 3.2
5 15.3 75 3
6 19.8 65 3
7 24.3 60 2.7
8 29.3 55 2.5
9 30.3 0 0
https://plus.google.com/u/0/+PhongQS Page 1 of 6

2. 5. SÔ ÑOÀ TAÛI TROÏNG:
6. KEÁT QUAÛ TÍNH TOAÙN: MOÂ HÌNH WINKLER
- Ñaëc tröng cuûa daàm a: 0.2117
- Chuyeån vò ñaàu daàm Yo: 0.042408 (m)
- Goùc xoay ñaàu daàm Po: -0.00105 (Rad)
- Heä soá neàn Ks: 393 (T/m3)
Ñoaïn L ñoaïn(m) Q ñaàu(T) Q nhòp(T) Q cuoái(T) M ñaàu(Tm)M nhòp(Tm)M cuoái(Tm)
1 1.3 0 10.75 21.31 0 3.5 13.93
2 5 -38.69 0.22 38.15 16.73 -30.83 17.01
3 4.5 -31.85 2.91 38.61 19.91 -12.75 33.72
4 4.5 -36.39 -0.12 35.91 36.92 -4.13 36.19
5 4.5 -39.09 -4.16 28.97 39.19 -9.12 19.08
6 4.5 -36.03 -4.63 25.69 22.08 -23.31 0.41
7 5 -34.31 -0.02 37.99 3.11 -40.14 6.1
8 1 -17.01 -8.64 0 8.6 2.17 0
30.3
7. BIEÅU ÑOÀ LÖÏC CAÉT:
8. BIEÅU ÑOÀ MOMENT:
https://plus.google.com/u/0/+PhongQS Page 2 of 6

3. 9. GOÄP BIEÅU ÑOÀ TAÛI TROÏNG + LÖÏC CAÉT + MOMENT:
10. KEÁT QUAÛ THIEÁT KEÁ COÁT THEÙP:
- Loaïi Tieát Dieän Tính Toaùn: Tieát dieän Chöõ Nhaät
Min Max
Maët caét Toaï ñoä (m)Löïc caét (T)Moment (Tm)b (m) h (m) Abv(cm) ho (m) a z As(cm2) Choïn theùpAs choïn(cm2)m(%) m (%) m (%) Theùp ñai
1 0 0 0 0.8 0.7 4.5 0.655 0 0 0 2f12 2.26 0.04 0.05 2.71 f8a0
2 0.65 10.75 3.5 0.8 0.7 4.5 0.655 0.0099 0.01 2.07 3f12 3.39 0.06 0.05 2.71 f8a230
3 1.3 21.31 13.93 0.8 0.7 4.5 0.655 0.0392 0.04 8.35 9f12 10.18 0.19 0.05 2.71 f8a230
4 1.3 -38.69 16.73 0.8 0.7 4.5 0.655 0.0471 0.048 10.07 10f12 11.31 0.22 0.05 2.71 f8a230
5 3.8 0.22 -30.83 0.8 0.7 4.5 0.655 0.0868 0.091 18.97 18f12 20.36 0.39 0.05 2.71 f8a230
6 6.3 38.15 17.01 0.8 0.7 4.5 0.655 0.0479 0.049 10.24 10f12 11.31 0.22 0.05 2.71 f8a230
7 6.3 -31.85 19.91 0.8 0.7 4.5 0.655 0.056 0.058 12.04 12f12 13.57 0.26 0.05 2.71 f8a230
8 8.55 2.91 -12.75 0.8 0.7 4.5 0.655 0.0359 0.037 7.63 8f12 9.05 0.17 0.05 2.71 f8a230
9 10.8 38.61 33.72 0.8 0.7 4.5 0.655 0.0949 0.1 20.84 20f12 22.62 0.43 0.05 2.71 f8a230
10 10.8 -36.39 36.92 0.8 0.7 4.5 0.655 0.1039 0.11 22.94 22f12 24.88 0.47 0.05 2.71 f8a230
11 13.05 -0.12 -4.13 0.8 0.7 4.5 0.655 0.0116 0.012 2.44 3f12 3.39 0.06 0.05 2.71 f8a230
12 15.3 35.91 36.19 0.8 0.7 4.5 0.655 0.1019 0.108 22.46 21f12 23.75 0.45 0.05 2.71 f8a230
13 15.3 -39.09 39.19 0.8 0.7 4.5 0.655 0.1103 0.117 24.44 23f12 26.01 0.5 0.05 2.71 f8a230
14 17.55 -4.16 -9.12 0.8 0.7 4.5 0.655 0.0257 0.026 5.43 6f12 6.79 0.13 0.05 2.71 f8a230
15 19.8 28.97 19.08 0.8 0.7 4.5 0.655 0.0537 0.055 11.52 11f12 12.44 0.24 0.05 2.71 f8a230
16 19.8 -36.03 22.08 0.8 0.7 4.5 0.655 0.0622 0.064 13.4 13f12 14.7 0.28 0.05 2.71 f8a230
17 22.05 -4.63 -23.31 0.8 0.7 4.5 0.655 0.0656 0.068 14.17 14f12 15.83 0.3 0.05 2.71 f8a230
18 24.3 25.69 0.41 0.8 0.7 4.5 0.655 0.0012 0.001 0.24 2f12 2.26 0.04 0.05 2.71 f8a230
19 24.3 -34.31 3.11 0.8 0.7 4.5 0.655 0.0088 0.009 1.83 3f12 3.39 0.06 0.05 2.71 f8a230
20 26.8 -0.02 -40.14 0.8 0.7 4.5 0.655 0.113 0.12 25.08 23f12 26.01 0.5 0.05 2.71 f8a230
21 29.3 37.99 6.1 0.8 0.7 4.5 0.655 0.0172 0.017 3.61 4f12 4.52 0.09 0.05 2.71 f8a230
22 29.3 -17.01 8.6 0.8 0.7 4.5 0.655 0.0242 0.025 5.11 6f12 6.79 0.13 0.05 2.71 f8a230
23 29.8 -8.64 2.17 0.8 0.7 4.5 0.655 0.0061 0.006 1.28 2f12 2.26 0.04 0.05 2.71 f8a230
24 30.3 0 0 0.8 0.7 4.5 0.655 0 0 0 2f12 2.26 0.04 0.05 2.71 f8a230
11. BIEÅU ÑOÀ TÍNH LUÙN:
- Chieàu saâu choân moùng Hm : 1.5 (m)
- Heä soá m1 : 1.1 Tra baûng
- Heä soá m2 : 1 Tra baûng
- Heä soá ktc : 1.1 Tra baûng
- Toång taûi troïng N : 460 (T)
- Toång Moment M : 20.1 (Tm)
- Cöôøng ñoä ñaát neàn Rtc : 21.71 (T/m2) Rtc = m1 * m2 / Ktc * (A * Bmong * Gama1 + B * Hm * Gama2 + D * C)
- AÙp löïc gaây luùn min Pmin : 18.48 (T/m2) Pmin = Ptc - TongM / Wmong
- AÙp löïc gaây luùn max Pmax : 18.48 (T/m2) Pmax = Ptc + TongM / Wmong
- AÙp löïc gaây luùn trung bình Ptc : 18.48 (T/m2) Ptc = TongN / Fm + 2.2 * Hm
- ÖÙng suaát gaây luùn USgl : 15.49 (T/m2) USgl = (Pmax + Pmin) / 2 - Gama * Hm
- ÖÙng suaát do troïng löôïng baûn thaân ñaát USbt : 13.89 (T/m2) USdat = hi * Gama
- Toàng ñoä luùn S: 0.0857 (m) S= Beta*Ko*USgl*hi/Es
https://plus.google.com/u/0/+PhongQS Page 3 of 6

4. 12. KEÁT QUAÛ TÍNH LUÙN:
Ñoä saâu Z(m) Z/B Ko USbti USgli(T/m2)USgli-tb b Es(T/m2) hi(m) Si(cm)
1.5 0 0 1 3.19 15.49
1.6 0.1 0.1 0.9968 3.39 15.44 15.47 0.9 302 0.1 0.46
1.7 0.2 0.2 0.9773 3.59 15.14 15.29 0.9 302 0.1 0.46
1.8 0.3 0.3 0.9368 3.79 14.51 14.83 0.9 302 0.1 0.44
1.9 0.4 0.4 0.881 3.99 13.65 14.08 0.9 302 0.1 0.42
2 0.5 0.5 0.8183 4.19 12.68 13.16 0.9 302 0.1 0.39
2.1 0.6 0.6 0.7554 4.38 11.7 12.19 0.9 302 0.1 0.36
2.2 0.7 0.7 0.696 4.58 10.78 11.24 0.9 302 0.1 0.34
2.3 0.8 0.8 0.6417 4.78 9.94 10.36 0.9 302 0.1 0.31
2.4 0.9 0.9 0.5931 4.98 9.19 9.56 0.9 302 0.1 0.29
2.5 1 1 0.5498 5.18 8.52 8.85 0.9 302 0.1 0.26
2.6 1.1 1.1 0.5114 5.38 7.92 8.22 0.9 302 0.1 0.24
2.7 1.2 1.2 0.4774 5.58 7.4 7.66 0.9 302 0.1 0.23
2.8 1.3 1.3 0.4471 5.78 6.93 7.16 0.9 302 0.1 0.21
2.9 1.4 1.4 0.42 5.98 6.51 6.72 0.9 302 0.1 0.2
3 1.5 1.5 0.3958 6.16 6.13 6.32 0.9 302 0.1 0.19
3.1 1.6 1.6 0.3741 6.34 5.8 5.96 0.9 283 0.1 0.19
3.2 1.7 1.7 0.3544 6.52 5.49 5.64 0.9 283 0.1 0.18
3.3 1.8 1.8 0.3367 6.7 5.22 5.35 0.9 283 0.1 0.17
3.4 1.9 1.9 0.3205 6.88 4.97 5.09 0.9 283 0.1 0.16
3.5 2 2 0.3058 7.05 4.74 4.85 0.9 283 0.1 0.15
3.6 2.1 2.1 0.2922 7.23 4.53 4.63 0.9 283 0.1 0.15
3.7 2.2 2.2 0.2798 7.41 4.34 4.43 0.9 283 0.1 0.14
3.8 2.3 2.3 0.2684 7.59 4.16 4.25 0.9 283 0.1 0.14
3.9 2.4 2.4 0.2579 7.77 3.99 4.08 0.9 283 0.1 0.13
4 2.5 2.5 0.2481 7.95 3.84 3.92 0.9 283 0.1 0.12
4.1 2.6 2.6 0.239 8.13 3.7 3.77 0.9 283 0.1 0.12
4.2 2.7 2.7 0.2306 8.31 3.57 3.64 0.9 283 0.1 0.12
4.3 2.8 2.8 0.2227 8.49 3.45 3.51 0.9 283 0.1 0.11
4.4 2.9 2.9 0.2153 8.67 3.34 3.39 0.9 283 0.1 0.11
4.5 3 3 0.2084 8.86 3.23 3.28 0.9 283 0.1 0.1
4.6 3.1 3.1 0.2019 9.06 3.13 3.18 0.9 336 0.1 0.09
4.7 3.2 3.2 0.1958 9.25 3.03 3.08 0.9 336 0.1 0.08
4.8 3.3 3.3 0.19 9.44 2.94 2.99 0.9 336 0.1 0.08
4.9 3.4 3.4 0.1846 9.63 2.86 2.9 0.9 336 0.1 0.08
5 3.5 3.5 0.1795 9.83 2.78 2.82 0.9 336 0.1 0.08
5.1 3.6 3.6 0.1746 10.02 2.7 2.74 0.9 336 0.1 0.07
5.2 3.7 3.7 0.17 10.21 2.63 2.67 0.9 336 0.1 0.07
5.3 3.8 3.8 0.1656 10.41 2.57 2.6 0.9 336 0.1 0.07
5.4 3.9 3.9 0.1615 10.6 2.5 2.53 0.9 336 0.1 0.07
5.5 4 4 0.1575 10.79 2.44 2.47 0.9 336 0.1 0.07
5.6 4.1 4.1 0.1538 10.99 2.38 2.41 0.9 336 0.1 0.06
5.7 4.2 4.2 0.1502 11.18 2.33 2.35 0.9 336 0.1 0.06
5.8 4.3 4.3 0.1467 11.37 2.27 2.3 0.9 336 0.1 0.06
5.9 4.4 4.4 0.1435 11.57 2.22 2.25 0.9 336 0.1 0.06
6 4.5 4.5 0.1403 11.76 2.17 2.2 0.9 336 0.1 0.06
6.1 4.6 4.6 0.1373 11.95 2.13 2.15 0.9 336 0.1 0.06
6.2 4.7 4.7 0.1344 12.15 2.08 2.11 0.9 336 0.1 0.06
6.3 4.8 4.8 0.1317 12.34 2.04 2.06 0.9 336 0.1 0.06
6.4 4.9 4.9 0.129 12.53 2 2.02 0.9 336 0.1 0.05
6.5 5 5 0.1265 12.73 1.96 1.98 0.9 336 0.1 0.05
6.6 5.1 5.1 0.124 12.92 1.92 1.94 0.9 336 0.1 0.05
6.7 5.2 5.2 0.1217 13.11 1.89 1.9 0.9 336 0.1 0.05
6.8 5.3 5.3 0.1194 13.31 1.85 1.87 0.9 336 0.1 0.05
6.9 5.4 5.4 0.1172 13.5 1.82 1.83 0.9 336 0.1 0.05
7 5.5 5.5 0.1151 13.69 1.78 1.8 0.9 336 0.1 0.05
7.1 5.6 5.6 0.1131 13.89 1.75 1.77 0.9 336 0.1 0.05
7.2 5.7 5.7 0.1111 14.08 1.72 1.74 0.9 336 0.1 0.05
Toång luùn: 5.7 8.57
https://plus.google.com/u/0/+PhongQS Page 4 of 6

5. https://plus.google.com/u/0/+PhongQS Page 5 of 6

6. https://plus.google.com/u/0/+PhongQS Page 6 of 6