各种计算公式汇总 - 无图版电线电缆网DXDLW

电线电缆网 > 线缆设计|参数计算 > 各种计算公式汇总（完整版）

各种计算公式汇总 - 无图版

hongqiang --- 2008-11-30 15:36:37
1

各种计算公式汇总

各种计算公式汇总.xls

阿卜 --- 2008-11-30 19:20:06
2

介绍一下

sa571328 --- 2008-12-01 18:28:23
3

編

N:每錠導體條數

率

單向:Q=100PNd / sinA

d:導體線徑(inch)

体

tanA=Πp(2d+D) / T

A:編織角

織

D:芯線集合外徑(inch)

T:錠數

抗張強度(p)

kgf/mm²

P=F / S

F:最大拉斷力(kg)

機

PSI

P=F / S × 1428.6

S:橫截面積(mm)

械

伸長率(E)

E=(L₂－L₁) / L₁

L₁:標線長度

性

L₂:拉斷時標線間長度

能

加熱變行形

(T₁－T₂) / T₁ ≦50%

T₁:加熱前絕緣厚度

T₂:加熱后絕緣厚度

絕緣電阻

MΩ.Kft 20℃

R=實測值(MΩ)×電線實長(Kft)×溫度系數

1MΩ.Km

MΩ.Km 20℃

R=實測值(MΩ)×電線實長(Km)×溫度系數

=3.28 MΩ.Kft

電

導體電阻

MΩ/Kft 20℃

R=實測值(MΩ)/電線實長(Kft)×溫度系數

MΩ/Km 20℃

R=實測值(MΩ)/電線實長(Km)×溫度系數

氣

A:=0.153280(銅線電阻系數)

B:=0.000603(銅線電阻溫度系數)

性

導電率

×100%

R:電阻(Ω)

RW/L²+B(20℃－t)

L:導線長度(m)

能

t:測試時室內溫度(℃ )

審核:

制表:

sa571328 --- 2008-12-01 18:28:59
4

里面有很多公式，值得

李藹玲 --- 2008-12-06 14:33:20
5

謝謝!

樓主,有個問題想請教.

D=1.155√n×d

這里面的√號,是先√n,然后乘d,還是n乘d再√呢?

盼復,謝謝了.

冷凝雨 --- 2008-12-09 13:50:28
6

谢谢了，又学到了一些新知识。

wei --- 2008-12-12 19:57:12
7

怎么没有衰减计算公式啊

海顺电缆 --- 2008-12-13 14:48:04
8

不是吧

thchen --- 2008-12-14 01:11:28
9

都是什么公式？

joyink --- 2008-12-15 15:13:07
10

我想知道怎么样才能加声望和金币呢

mxdl --- 2008-12-15 16:28:29
11

t条件能不能降些啊?

能不能给我发一份啊？dandan1984yu@yahoo.com.cn

zcl1227 --- 2008-12-15 23:41:04
12

sdfdsafsdgfsdgsdsdf

蕓 --- 2008-12-17 21:54:47
13

henhao

最初的梦想 --- 2008-12-19 08:50:08
14

谢谢楼主的无私奉献

最初的梦想 --- 2008-12-19 08:51:02
15

支持楼主再把下载的公式目录列一下好吗？

haoshi --- 2008-12-22 08:52:16
16

怎么又是繁体的！

zl3204 --- 2008-12-23 12:58:22
17

支持楼主

二月鸟 --- 2008-12-24 22:46:36
18

谢谢

jennifer3 --- 2008-12-25 09:22:48
19

不知道里面都是些什么公式,我也很感兴趣啊

生活 --- 2008-12-26 13:16:49
20

天啊，这个是LTK实验室里的，谁弄出来的，这么厉害！！！

xuelijun --- 2009-01-06 20:04:40
21

我要下

wlq --- 2009-01-13 17:22:26
22

我想下,但金币不够,能发到我QQ373783766万分感谢!

wu07605 --- 2009-01-14 12:24:24
23

是什么哦？？

superww --- 2009-01-24 21:24:06
24

这个资料我也有的。

lyqtom --- 2009-02-13 09:57:55
25

非常感谢

lyqtom --- 2009-02-18 16:14:48
26

能不能麻烦楼主给我发一个lyqtom@yahoo.com.cn，但是存起来的时候好像材料计算综合有四个空格有到别的文件的空格，不知道有没有关系谢谢

yongyongge --- 2009-02-23 08:24:34
27

支持支持我顶哦

CF88 --- 2009-02-28 16:28:12
28

顶楼主

344676766 --- 2009-05-16 18:22:33
29

我的金币不多希望发给我一份万分感谢 lihan350@163.com

344676766 --- 2009-05-16 18:33:15
30

不好要不是太多

乘风破浪 --- 2009-06-04 19:56:58
31

谢谢了

popliang --- 2009-06-05 20:20:30
32

谢谢楼主的无私奉献

eversky --- 2009-06-06 11:46:07
33

fanyarong --- 2009-06-06 13:32:49
34

太贵了，不过还是下载了，希望物有所值

fanyarong --- 2009-06-06 13:37:47
35

下的亏大了，都是一些什么破公式啦。

南昌朋友 --- 2009-06-06 14:07:27
36

谢谢楼主的无私奉献

cjg110112 --- 2009-06-16 06:38:27
37

里面有很多公式，值得<IMG src="http://dxdlw.com/images/Emotions/28.gif" onload="javascript:if(this.width>800)this.width=800;if(this.width>800)this.height=this.height/(this.width/800);">

铝镁丝 --- 2009-06-16 09:57:24
38

呵呵，下下看看啊！

海南水电工 --- 2009-06-16 21:41:02
39

wo yumena

rmx2553658 --- 2009-06-17 11:22:03
40

好贵啊。。。下载不起

生活 --- 2009-06-17 14:13:37
41

这个群里面好像早就有了啊。大家是否可以查询到的呢

ramon2010 --- 2010-06-03 23:11:38
42

hao gui

BBGGHOT --- 2010-06-10 22:25:12
43

很好，学习一下！！！

junxue --- 2012-03-31 21:10:22
44

谢谢分享

417370818 --- 2012-04-01 18:03:46
45

下来看下,不过太多金了

183986777 --- 2012-04-02 11:31:15
46

精彩

tkt123456 --- 2012-05-08 13:16:24
47

怎么是繁体字，呀呀

cx135 --- 2012-06-19 11:17:40
48

WO2012 --- 2012-07-26 19:38:22
49

上哪里找币啊

max2650 --- 2012-08-13 21:11:16
50

支持一下

6862307 --- 2012-08-13 21:30:30
51

支持楼主再把下载的公式目录列一下好吗？

lgf2005 --- 2014-11-13 21:01:38
52

价格太高了………………

电线电缆网 > 线缆设计|参数计算 > 各种计算公式汇总（完整版）

各种计算公式汇总 - 无图版

hongqiang --- 2008-11-30 15:36:371

阿卜 --- 2008-11-30 19:20:062

sa571328 --- 2008-12-01 18:28:233

sa571328 --- 2008-12-01 18:28:594

李藹玲 --- 2008-12-06 14:33:205

冷凝雨 --- 2008-12-09 13:50:286

wei --- 2008-12-12 19:57:127

海顺电缆 --- 2008-12-13 14:48:048

thchen --- 2008-12-14 01:11:289

joyink --- 2008-12-15 15:13:0710

mxdl --- 2008-12-15 16:28:2911

zcl1227 --- 2008-12-15 23:41:0412

蕓 --- 2008-12-17 21:54:4713

最初的梦想 --- 2008-12-19 08:50:0814

最初的梦想 --- 2008-12-19 08:51:0215

haoshi --- 2008-12-22 08:52:1616

zl3204 --- 2008-12-23 12:58:2217

二月鸟 --- 2008-12-24 22:46:3618

jennifer3 --- 2008-12-25 09:22:4819

生活 --- 2008-12-26 13:16:4920

xuelijun --- 2009-01-06 20:04:4021

wlq --- 2009-01-13 17:22:2622

wu07605 --- 2009-01-14 12:24:2423

superww --- 2009-01-24 21:24:0624

lyqtom --- 2009-02-13 09:57:5525

lyqtom --- 2009-02-18 16:14:4826

yongyongge --- 2009-02-23 08:24:3427

CF88 --- 2009-02-28 16:28:1228

344676766 --- 2009-05-16 18:22:3329

344676766 --- 2009-05-16 18:33:1530

乘风破浪 --- 2009-06-04 19:56:5831

popliang --- 2009-06-05 20:20:3032

eversky --- 2009-06-06 11:46:0733

fanyarong --- 2009-06-06 13:32:4934

fanyarong --- 2009-06-06 13:37:4735

南昌朋友 --- 2009-06-06 14:07:2736

cjg110112 --- 2009-06-16 06:38:2737

铝镁丝 --- 2009-06-16 09:57:2438

海南水电工 --- 2009-06-16 21:41:0239

rmx2553658 --- 2009-06-17 11:22:0340

生活 --- 2009-06-17 14:13:3741

ramon2010 --- 2010-06-03 23:11:3842

BBGGHOT --- 2010-06-10 22:25:1243

junxue --- 2012-03-31 21:10:2244

417370818 --- 2012-04-01 18:03:4645

183986777 --- 2012-04-02 11:31:1546

tkt123456 --- 2012-05-08 13:16:2447

cx135 --- 2012-06-19 11:17:4048

WO2012 --- 2012-07-26 19:38:2249

max2650 --- 2012-08-13 21:11:1650

6862307 --- 2012-08-13 21:30:3051

lgf2005 --- 2014-11-13 21:01:3852

-- 结束 --

hongqiang --- 2008-11-30 15:36:37
1

阿卜 --- 2008-11-30 19:20:06
2

sa571328 --- 2008-12-01 18:28:23
3

sa571328 --- 2008-12-01 18:28:59
4

李藹玲 --- 2008-12-06 14:33:20
5

冷凝雨 --- 2008-12-09 13:50:28
6

wei --- 2008-12-12 19:57:12
7

海顺电缆 --- 2008-12-13 14:48:04
8

thchen --- 2008-12-14 01:11:28
9

joyink --- 2008-12-15 15:13:07
10

mxdl --- 2008-12-15 16:28:29
11

zcl1227 --- 2008-12-15 23:41:04
12

蕓 --- 2008-12-17 21:54:47
13

最初的梦想 --- 2008-12-19 08:50:08
14

最初的梦想 --- 2008-12-19 08:51:02
15

haoshi --- 2008-12-22 08:52:16
16

zl3204 --- 2008-12-23 12:58:22
17

二月鸟 --- 2008-12-24 22:46:36
18

jennifer3 --- 2008-12-25 09:22:48
19

生活 --- 2008-12-26 13:16:49
20

xuelijun --- 2009-01-06 20:04:40
21

wlq --- 2009-01-13 17:22:26
22

wu07605 --- 2009-01-14 12:24:24
23

superww --- 2009-01-24 21:24:06
24

lyqtom --- 2009-02-13 09:57:55
25

lyqtom --- 2009-02-18 16:14:48
26

yongyongge --- 2009-02-23 08:24:34
27

CF88 --- 2009-02-28 16:28:12
28

344676766 --- 2009-05-16 18:22:33
29

344676766 --- 2009-05-16 18:33:15
30

乘风破浪 --- 2009-06-04 19:56:58
31

popliang --- 2009-06-05 20:20:30
32

eversky --- 2009-06-06 11:46:07
33

fanyarong --- 2009-06-06 13:32:49
34

fanyarong --- 2009-06-06 13:37:47
35

南昌朋友 --- 2009-06-06 14:07:27
36

cjg110112 --- 2009-06-16 06:38:27
37

铝镁丝 --- 2009-06-16 09:57:24
38

海南水电工 --- 2009-06-16 21:41:02
39

rmx2553658 --- 2009-06-17 11:22:03
40

生活 --- 2009-06-17 14:13:37
41

ramon2010 --- 2010-06-03 23:11:38
42

BBGGHOT --- 2010-06-10 22:25:12
43

junxue --- 2012-03-31 21:10:22
44

417370818 --- 2012-04-01 18:03:46
45

183986777 --- 2012-04-02 11:31:15
46

tkt123456 --- 2012-05-08 13:16:24
47

cx135 --- 2012-06-19 11:17:40
48

WO2012 --- 2012-07-26 19:38:22
49

max2650 --- 2012-08-13 21:11:16
50

6862307 --- 2012-08-13 21:30:30
51

lgf2005 --- 2014-11-13 21:01:38
52