Bincika Halayen Canja wurin Zafin Karfe da Aikace-aikacensa a Masana'antar HVAC

Bukatar makamashi ta duniya tana karuwa da kusan kashi 1.3% a kowace shekara, kuma tanadin makamashi da rage fitar da hayaki na daya daga cikin muhimman dabarun raya kasa, don haka na'urorin ceton makamashi a fannin aikace-aikacen makamashi (juyawar zafi, adana zafi, da sauransu). amfani da zafi) yana jan hankali sosai.

Karfe kumfafasaha ce ta sarrafa kayan aiki wanda masanin kimiyar Amurka Sosnick ya gabatar a cikin 1948, wani nau'in pore da aka kirkira ta nau'in kwarangwal-nau'in ligament da raka'o'in pore da ke hade da budadden sel, kowane tantanin halitta (pore) ya hada da 12 ~ 14 pentagonal ko saman hexagonal, abu zuwaaluminum, Karfe, nickel, jan karfe, yumbu, da kuma ƙarfe na ƙarfe, wanda ke da kyawawan halaye na nau'in ƙarfe na ci gaba da ci gaba da halaye na pores mai hankali-lokaci.
Ana siffanta kumfa na ƙarfe da maɓalli masu zuwa:
1. Diamita na pore shine matsakaicin diamita na budewa da kuma jeri daga 0.1 zuwa 10 mm;
2. Diamita na kwarangwal shine matsakaicin diamita na kwarangwal na karfe;
3. Ƙirar ƙura shine adadin pores a kowace inch kuma yana da alaƙa da girman tantanin halitta, girman pore, da girman haƙarƙari;
4. porosity ε shine girman juzu'i na pores da aka samu daga ma'auni da ma'auni na samfurin, wanda ya fito daga 80% zuwa 99%, kuma za'a iya rarraba shi cikin buɗaɗɗen budewa da rufewa bisa ga ko pores suna da lalacewa ko a'a.
Saboda halaye na kwararar ruwa da musayar zafi, aikace-aikacen da ke cikin filin makamashi galibi nau'in pore ne mai buɗewa, wanda ke da ci gaba kuma ba tare da toshe ba a ciki, kuma akwai pores tsakanin ƙaƙƙarfan kwarangwal, kuma ruwan zai iya gudana. a cikin pores, tare da porosity ε> 80%, babban yanki na musamman (1000 ~ 5000 m2 / m3), babban haɓakar thermal, da kyakkyawan aikin musayar zafi, wanda shine akasari ana amfani da su a cikin mai musayar zafi, sanyaya wutar lantarki, da tantanin mai. A cikin wuraren makamashi ana amfani dashi a cikin masu musayar zafi tare da ƙarfe mai kumfa, masu tara hasken rana, masu karɓar hasken rana, masu tara zafi da sauransu.
Bisa ga tsarin halaye da kuma jiki fasali na karfe kumfa, bincika functionalized aikace-aikace na karfe kumfa a fagen HVAC, bi da bi, daga zafi canja wuri, zafi tarin, zafi ajiya 3 al'amurran da ta main aikace-aikace da kuma halaye na binciken, babban. sakamakon binciken sune kamar haka:
(1) mai zafi mai zafi da aka saka a cikin kumfa na karfe yana da matukar tasiri mai mahimmanci mai mahimmanci, wanda zai iya ƙara yawan canjin zafi ta hanyar 3 ~ 9 sau; kayayyaki daban-daban (jan karfe, aluminum, nickel) zai iya inganta haɓakar ƙarfin ƙarfafa ƙarfin zafi, kuma kayan daban-daban na iya yin canjin canjin zafi ya bambanta; karfe kumfa a cikin ka'idar canjin zafi a cikin porosity, pore density, da permeability na ma'auni na pore shine don ƙayyade canjin zafi na manyan sigogi na tasiri; ma'auni a cikin ƙimar canja wurin zafi, raguwar matsa lamba, kwararar haɗuwa da haɗin gwiwar zafi shine babban ma'auni; sigogi a cikin adadin canjin zafi, raguwar matsa lamba, kwararar ƙaƙƙarfan Haɗaɗɗen madaidaicin canjin zafi na manyan sigogi da ake buƙatar ƙaddara, shine ƙirar ƙirar zafi shine babban ma'aunin nuna alama.
(2) Ana amfani da kumfa na karfe a wuraren tattara hasken rana, saboda kumfa na karfe da aka yi amfani da shi a cikin wannan yanayin zafi mai zafi, tasirin zafi na zafi yana bayyane kuma yana da rinjaye. Sakamakon haɗuwa na zafin zafi da canja wurin zafi mai zafi a yanayin zafi mai zafi a cikin tsarin canja wuri mai zafi, da kuma ƙayyadaddun tsarin tsarin kumfa na karfe, ya sa abubuwan da ke tasiri tasiri mai tasiri na thermal conductivity na karfe kumfa da yanayin canja wurin zafi da yawa. da hadaddun. Abubuwan da aka fi amfani da su sune masu tattara hasken rana kai tsaye da masu tara hasken rana, wanda mai karɓar karɓar shine tasirin kumfa na ƙarfe akan shayar da makamashin hasken rana ya mamaye, tsakanin ƙarfe, kumfa da canja wurin zafi na ruwa a kaikaice yana rinjayar aikin mai karɓar makamashin hasken rana; volumetric mai tarawa shine amfani da kwararar iska da kwararar makamashin hasken rana cikin na'urar, lissafin lissafi da tsarin kayan aikin kumfa na karfe sun mamaye manyan abubuwan.
(3)Karfe kumfaana amfani da shi a cikin na'urorin ajiyar makamashi na thermal saboda ci gaba da tsarin da kuma babban tasiri na thermal conductivity, ta yin amfani da high thermal conductivity, high porosity da high takamaiman surface area, da kuma lokaci canza kayan aiki tare da babban zafi ajiya iya aiki, sauki tsari da kuma babu bukatar. don cinye ƙarin makamashi, da dai sauransu, fa'idodin babban matsayi na abun da ke tattare da kayan canjin lokaci mai hade, haɓaka canjin zafi na paraffin, ƙarfafa haɓakar thermal na kayan canjin lokaci, nazarin haɓakar abubuwan haɓakawa. karfen kumfa a cikin canjin lokaci na kayan haɓaka kayan haɓakar kumfa a cikin tsarin canji na zamani, canza ma'aunin poresity da pore, zaɓin kayan aiki, da dai sauransu akan tsarin hadawa na lokaci canji lokacin amsawa, rarraba zafin jiki, lokacin ajiya mai zafi da kuma lokacin da za a yi amfani da shi. Canja wurin zafi yana da tasiri mai mahimmanci akan haɓakawa na gaba na ƙirar kayan aiki don samar da ƙayyadaddun ka'idoji.