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罐体及管道热损耗、保温、加热电伴热计算教程

罐体及管道热损失及保温、加热计算篇
（电伴热计算公式及参数表查询）
电伴热计算公式及参数表查询
  管线散热量计算 
  1、查表计算法 
  (1) 求单位长度管道标准散热量QbΔT=Tj-T0  Tj (介质工艺温度)T0（环境最低温度）
  根据DN、ΔT、δ三个参数查“表3-1”，可得室外单位长度金属管道的标准热散失量Qb。
  表3-1：管道散热量（Qb）条件：碳钢管道、玻璃纤维保温、室外、风速9m/s。单位：w/m
保温厚度
温差ΔT
管道内径(mm/英寸)Pipeline internal diameter   DN
15
25
40
50
80
100
150
200
250
300
350
400
450
500
600
1/2"
1"
1.5"
2"
3"
4"
6"
8"
10"
12"
14"
16"
18"
20"
24"
10
20
7.2
10.1
13.6
16.4
23.0
28.8
41.1
52.6
64.7
76.1
83.3
94.6
105.9
117.2
139.7
30
11.0
15.4
20.7
24.9
35.0
43.8
62.5
80.0
98.5
115.8
126.7
143.9
161.1
178.3
212.6
40
14.9
20.8
27.9
33.7
47.3
59.2
84.5
108.2
133.2
156.6
171.3
194.6
217.9
241.1
287.4
20
20
4.6
6.2
8.0
9.5
13.0
16.0
22.5
28.5
34.9
40.9
44.7
50.7
56.7
62.6
74.6
30
7.0
9.4
12.2
14.5
19.8
24.4
34.3
43.4
52.2
62.3
68.0
77.1
86.2
95.3
113.4
40
9.5
12.7
16.5
19.6
26.7
33.0
46.3
58.7
71.9
84.2
92.0
104.3
116.6
128.9
153.4
60
14.7
19.6
25.5
30.2
41.2
50.9
71.4
90.5
110.8
129.9
141.8
160.8
179.7
198.7
236.5
25
20
4.1
5.3
6.9
8.1
10.9
13.4
18.6
23.5
28.7
33.5
36.5
41.4
46.2
51.1
60.7
30
6.2
8.1
10.4
12.3
16.6
20.3
28.3
35.7
43.6
51.0
55.6
63.0
70.3
77.7
92.4
40
8.4
11.0
14.1
16.6
22.4
27.5
38.2
48.3
59.0
69.0
75.2
85.2
95.1
105.1
124.9
60
12.9
17.0
21.8
25.6
34.5
42.4
59.0
74.5
90.9
106.3
115.9
131.3
146.7
162.0
192.6
80
17.7
23.3
29.9
35.1
47.4
58.2
81.0
102.3
124.8
146.0
159.2
180.3
201.4
222.4
264.5
100
22.8
30.1
38.6
45.4
61.2
75.2
104.5
132.0
161.1
188.5
205.5
232.8
260.0
287.2
341.5
 
浮油收集器
30
20
3.7
4.8
6.1
7.1
9.5
11.6
15.9
20.0
24.4
28.5
31.0
31.5
39.2
43.2
51.3
30
5.6
7.3
9.2
10.8
14.4
17.6
24.3
30.5
37.1
43.3
47.2
53.4
59.6
65.8
78.1
自助硬币存取款机
40
7.6
9.8
12.5
14.6
19.5
23.8
32.8
41.3
50.2
58.6
63.8
72.2
80.6
88.9
105.6
60
11.7
15.1
19.2
22.5
30.0
36.6
50.6
63.6
77.4
90.4
98.4
111.4
124.3
137.1
162.9
80
16.0
20.8
26.4
30.9
41.2
50.3
69.4
87.3
106.3
124.0
135.1
152.9
170.6
188.3
223.6
100
20.7
26.8
34.1
39.8
53.2
65.0
89.7
112.8
137.2
160.2
174.5
197.4
220.3
243.1
288.7
120
25.6
33.2
42.2
49.3
65.9
80.4
111.0
139.6
169.9
198.3
216.1
244.4
272.8
301.0
357.5
140
30.8
40.2
50.8
59.4
79.3
96.8
133.5
168.0
204.4
239.6
259.9
294.0
328.1
362.1
430.1
160
36.2
47.1
59.8
69.9
93.3
113.9
157.2
197.7
240.6
280.8
306.0
346.1
386.2
426.3
506.2
180
42.0
54.5
69.2
80.9
108.1
131.9
182.0
228.9
278.6
325.3
354.2
400.7
447.1
493.5
586.2
40
20
3.2
4.0
5.0
5.8
7.6
9.2
12.6
15.7
19.0
22.1
24.0
27.4
30.2
33.0
39.4
30
4.8
6.1
7.7
8.9
11.6
14.1
19.1
23.9
28.9
33.6
36.6
41.3
45.9
50.6
60.0
40
6.5
8.3
10.4
12.0
15.7
19.0
25.9
32.3
39.1
45.5
49.4
55.8
62.1
68.5
81.1
60
10.1
12.8
16.0
18.5
24.3
29.3
39.9
49.8
60.3
70.1
76.2
86.0
95.8
105.6
125.1
80
13.8
17.6
21.9
25.4
33.3
40.2
54.8
68.4
82.7
96.2
104.6
118.1
131.5
144.9
171.7
100
17.8
22.7
28.3
32.8
43.0
52.0
70.8
88.3
家用沼气池106.8
124.2
135.1
152.4
169.8
187.1
221.7
120
21.1
28.1
35.1
40.6
53.3
64.4
87.6
109.3
132.3
153.9
167.3
188.8
210.3
231.7
274.5
140
26.5
33.8
42.2
48.8
64.1
77.4
105.4
131.5
159.1
185.1
201.2
227.1
252.9
278.7
330.2
160
31.2
39.8
49.7
57.4
75.4
91.1
124.1
154.8
187.3
217.9
236.9
267.3
297.7
328.1
388.7
180
36.2
46.0
57.5
66.5
87.3
105.5
143.7
179.3
216.9
252.2
274.3
309.5
344.7
379.9
450.1
 
50
20
2.8
3.6
4.4
5.0
6.5
7.8
10.5
13.1
15.7
18.2
19.8
22.3
24.7
27.2
32.2
30
4.3
5.4
6.7
7.7
9.9
11.9
16.0
19.9
23.9
27.7
30.1
33.9
37.6
41.4
48.5
40
5.9
7.3
9.1
10.4
13.4
16.1
21.7
26.9
32.3
37.5
40.7
45.8
50.9
56.0
66.2
60
9.0
11.3
14.0
16.0
20.7
24.8
33.4
41.4
49.9
57.8
62.7
70.6
78.5
86.3
102.1
80
12.4
15.5
19.1
22.0
28.5
34.1
45.9
56.8
68.4
79.3
86.1
96.9
107.7
118.5
140.1
100
16.0
20.1
24.7
28.4
36.7
44.0
59.2
73.4
88.3
102.4
111.1
125.1
139.1
153.0
180.9
120
19.8
24.8
高压捕鼠器30.6
35.1
45.5
54.4
73.3
90.9
109.4
126.8
137.6
154.9
172.2
189.5
224.0
140
23.8
29.9
36.8
42.3
54.7
65.6
88.2
109.3
131.6
152.5
165.5
186.4
207.2
227.9
269.4
160
28.2
35.2
43.4
49.8
64.4
77.2
103.9
128.7
154.9
179.5
194.9
219.4
243.9
268.3
317.2
180
32.5
40.7
50.2
57.6
74.6
89.4
102.3
149.0
179.4
207.9
225.6
254.0
282.4
310.7
367.2
80
20
2.3
2.8
污水处理方法
3.4
3.8
4.8
5.7
7.4
9.0
10.7
12.3
13.3
14.9
16.4
18.0
21.1
30
3.5
4.3
5.2
5.8
7.3
8.6
11.3
13.7
16.3
18.7
20.2
22.6
25.0
27.4
32.1
40
4.8
5.8
7.0
7.9
9.9
11.6
15.2
18.5
22.0
25.3
27.3
30.6
33.8
37.0
43.5
60
7.4
9.0
10.8
12.1
15.3
17.9
23.5
28.6
34.0
39.0
42.1
47.1
52.1
57.1
67.0
80
10.1
12.3
14.8
16.6
20.9
24.6
32.2
39.2
46.6
53.5
54.8
64.7
71.5
78.3
92.0
100
13.0
15.9
19.1
21.5
27.0
31.8
41.6
50.6
60.2
69.1
74.6
83.5
92.3带写字板的椅子
101.2
118.8
120
16.1
19.7
23.6
26.6
33.5
39.3
51.5
62.7
74.5
85.5
92.4
103.4
114.3
125.3
147.1
140
19.4
23.6
28.4
32.0
40.3
47.3
62.9
75.4
89.6
102.9
111.2
124.4
137.5
150.7
176.9
160
22.9
27.8
33.4
37.7
47.4
55.7
72.9
88.8
105.5
121.1
130.9
146.4
161.9
177.4
208.3
180
26.5
32.2
38.7
43.7
54.9
64.5
84.4
102.8
122.2
140.3
151.5
169.5
187.5
205.4
241.2

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