Bakin Karfe Shell Da Tube Heat Exchanger

Tuntube mu

samfurin bayani

bayanin

Harsashi da mai musayar zafi ya ƙunshi abubuwa kamar harsashi, bututun canja wurin zafi, farantin bututu, farantin baffle (baffle), da akwatin bututu. Harsashi yawanci silindarical ne, tare da ɗimbin bututu da aka sanya a ciki, kuma an daidaita ƙarshen dam ɗin akan farantin bututu. Akwai nau'ikan ruwa guda biyu don musayar zafi: sanyi da zafi. Ɗaya yana gudana cikin bututu kuma ana kiransa ruwan gefen bututu; Wani nau'in kwarara a wajen bututu ana kiransa ruwan gefen harsashi. Don haɓaka ƙimar canjin zafi na ruwa a wajen bututu, yawanci ana shigar da baffles da yawa a cikin harsashi. Baffles na iya ƙara saurin ruwa a gefen harsashi, yana tilasta ruwan ya ratsa cikin bututun sau da yawa bisa ga ƙayyadadden hanyar, da haɓaka ƙimar tashin ruwa. Za a iya shirya bututun musayar zafi a cikin madaidaitan triangles ko murabba'ai akan farantin bututu. Tsarin triangle daidai yake yana da ɗan ƙaramin ƙarfi, tare da babban matakin tashin hankali a cikin ruwa a waje da bututu da babban madaidaicin canjin zafi; Tsarin murabba'i yana sa tsaftacewa a waje da bututun ya dace kuma ya dace da ruwan da ke da wuyar ƙima.

Babban sigogin sarrafawa na harsashi da masu musayar zafi na bututu sune yankin dumama, yawan kwararar ruwan zafi, ƙarfin musayar zafi, da matsakaicin matsakaicin zafi.

Duk lokacin da wani ruwa ya ratsa ta cikin bututun bututu, ana kiransa da bututun wucewa; Kowanne wucewa ta cikin harsashi ana kiransa wucewar harsashi. Jadawalin yana nuna mafi sauƙin harsashi guda ɗaya da bututu guda ɗaya mai musayar zafi, wanda aka gajarta azaman Nau'in 1-1 mai musayar zafi. Don inganta saurin ruwa a cikin bututu, ana iya shigar da baffles a cikin ƙarshen akwatin bututun don raba duk bututu zuwa ƙungiyoyi da yawa. Ta wannan hanyar, ruwan kawai yana wucewa ta wani yanki na bututu kowane lokaci, don haka yana tafiya da baya da baya sau da yawa a cikin bututun bututu, wanda ake kira wucewar bututu mai yawa. Hakazalika, don ƙara saurin gudu a wajen bututun, ana kuma iya shigar da baffles na tsayi a cikin harsashi don tilasta ruwan ya wuce ta sararin harsashi sau da yawa, wanda aka sani da wucewar harsashi da yawa. Multi tube da Multi harsashi matakai za a iya amfani da tare.

1. Inganci da tanadin makamashi, ƙimar canja wurin zafi na wannan mai musayar zafi shine 6000-8000W / m2.0C.

2. An yi shi da duk bakin karfe, tare da tsawon rayuwar sabis na sama da shekaru 20.

3. Canza kwararar laminar zuwa tashin hankali yana inganta ingantaccen canjin zafi kuma yana rage juriya na thermal.

4. Saurin musayar zafi mai sauri, juriya mai zafi (400 ℃), da juriya mai ƙarfi (2.5Mpa).

5. Tsarin tsari, ƙananan ƙafar ƙafa, nauyin haske, shigarwa mai dacewa, da ajiyewa akan zuba jarurruka na aikin injiniya.

6. Zane mai sassauƙa, cikakkun ƙayyadaddun ƙayyadaddun ƙayyadaddun bayanai, ƙaƙƙarfan aiki da niyya, adana kuɗi.

7. Yana da nau'i mai yawa na yanayin aikace-aikacen kuma ya dace da babban yanayin matsa lamba da zafin jiki, da kuma musayar zafi a cikin kafofin watsa labaru daban-daban.

8. Ƙananan farashin kulawa, aiki mai sauƙi, tsawon tsaftacewa mai tsabta, da tsaftacewa mai dacewa.

9. Yin amfani da fasahar fina-finai na nano thermal yana ƙaruwa da mahimmancin canjin zafi.

10. Yana da faffadan aikace-aikace filayen da za a iya yadu amfani a filayen kamar thermal ikon, masana'antu da ma'adinai, Petrochemical masana'antu, birane tsakiya dumama, abinci da magani, makamashi lantarki, inji da haske masana'antu, da dai sauransu.

11. Bututun canja wuri mai zafi yana ɗaukar bututun jan ƙarfe tare da mirgine fins a saman waje, wanda ke da haɓakar zafin jiki mai ƙarfi da babban wurin canja wurin zafi.

12. Farantin jagora yana jagorantar ruwan gefen harsashi don ci gaba da gudana a cikin siffar zigzag a cikin ma'aunin zafi, kuma za'a iya daidaita tazara tsakanin faranti na jagora bisa ga mafi kyawun ma'auni. Tsarin yana da ƙarfi kuma yana iya saduwa da buƙatun canja wurin zafi na ruwan gefen harsashi tare da ɗimbin ɗimbin kwarara, har ma da manyan magudanar ruwa, da mitoci masu yawa.

13.Lokacin da ruwan gefen harsashi shine mai, ya dace da musayar zafi na ƙananan danko da mai mai tsabta.

ƙayyadaddun bayanai

DN	Sifen Tube	Yawan bututu	Wurin musayar zafi Na ƙididdigewa / ƙididdiga					Tsallake yanki na tashar bututun mai da saurin kwararar tashar bututun Karkashin 0.5m/sec m/hr		matsa lamba mara kyau
			Tsawon tube (m)					φ25×2.5
			1500	2000	3000	4000	6000	φ25×2
159	1	14	1.5 / 1.62	22.17	33.27			0.0044/0.0049	7.92/8.82	0.25
219	1	26	3/3.00	4/4.02	6/6.06	8/8.1		0.0082/0.0090	14.76/16.20	0.6
	2	26	3/3.00	4/4.02	6/6.06	8/8.81		0.0041/0.0045	7.38/8.01	1.0
273	1	44	5/5.08	7/5.18	10/10.26	14/13.72	21/20.63	0.0138/0.0152	24.84/27.36	1.6
	2	40	5/4.62	6/6.19	9/9.33	12/12.47	19/18.76	0.0063/0.0069	11.24/12.42	2.5
325	1	60	7/6.93	9/9.28	14/14.00	19/18.71	28/28.13	0.0188/0.0208	33.84/37.44	0.6
	2	56	6/6.47	9/8.66	13/13.05	17/17.46	36/26.26	0.0088/0.0097	15.84/17.46	1.0
400	1	119	14/13.47	18/18.41	28/27.76	37/37.10	55/55.8	0.0374/0.0412	67.32/74.16	1.6
	2	110	13/12.70	17/17.02	26/25.66	34/34.20	50/51.58	0.0173/0.0190	31.14/34.20	2.5
500	1	185			45/4.15	55/57.68	85/86.74	0.0581/0.0641	104.58/115.38
	2	180			40/41.99	55/57.68	85/86.74	0.0283/0.0312	50.94/56.16
600	1	269			60/62.7	85/83.88	125/126.13	0.0845/0.0932	152.10/167.76
	2	266			60/32.05	80/82.94	125/14.72	0.0418/0.0461	75.24/83.98
700	1	379			90/88.41	120/118.17	175/177.71	0.0091/0.1313	214.38/236.34
	2	358			85/83.51	110/111.62	165/167.85	0.0562/0.0620	101.16/111.60
800	1	511			120/119.20	160/159.16	240/239.60	0.1605/0.1770	288.90/318.60
	2	488			115/113.83	150/152.16	230/228.81	0.0767/0.0845	138.06/152.10
900	1	649			150/151.39	200/202.36	305/304.3	0.2036/0.2248	367.02/404.46
	2	630			145/146.96	195/196.44	295/295.40	0.0990/0.1091	178.20/196.38
1000	1	805			185/187.78	250/251.00	375/377.45	0.2529/0.2788	455.22/501.74
	2	792			185/184.75	245/246.95	370/371.36	0.1244/0.1374	223.92/246.96