Zane da Nazarin Ayyukan A16kw Diesel GeneratorNa'urar Rejista Amfani da Zafin Sharar gida

Daga halin da ake ciki na bincike na baya, ƙira da kwaikwayo na tsarin haɗin gwiwar da aka rarraba ya kasance ma yanayin.

1 tsarin haɗin kai

Wurin zama na tsibirin da aka zaɓa yana aiki da janareta na dizal 16kw, iskar gas ɗin injin dizal yana ɗauke da makamashi mai yawa na zafi, kuma mai shayarwar Lithium Bromide yana ɗaukar iskar gas a matsayin tushen zafi mai aiki don sanyaya ga masu amfani. Domin ƙara daidaita kewayon sanyaya kaya, da afterburning irin firiji da aka soma. An kwatanta tsarin tsarin janareta na dizal mai nauyin 16kw na tsibirin a hoto na 1.

Dangane da ka'idar ƙirar sanyaya wutar lantarki (madaidaicin chiller bisa ga janareta na diesel 16kw) , zaɓin zaɓi na chiller ana aiwatar da shi a cikin wannan takarda. Wurin zama yana da babban filin bene na kusan 4,850 M2 da janaretan dizal kw 16 wanda aka kimanta ƙarfin 350 kw. Injin dizal mai nauyin 16 kW yana samar da iskar gas a zafin jiki na kusan 450°C, kuma ƙarfin zafin da ake samu ga chiller shine kusan 420 kW. Tasiri biyu mai kama da lithium bromide mai shayar da chiller tare da 1.4 mai sanyi da ƙarfin 582kW an zaɓi. Matsakaicin nauyin sanyaya na masu amfani da tsibirin shine 120W/m2. Dangane da binciken, 120W/m2 ya dace da buƙatun masu amfani da tsibirin don ɗaukar nauyi. Don haka, lokacin da janareta na dizal 16kw ke aiki a ƙarƙashin yanayin aiki da aka ƙididdigewa, zafin dattin da ke fitowa daga iskar gas zai iya biyan bukatar firiji. Ana nuna sigogin ƙira na tsarin injin janareta dizal 16kw a cikin Table 1.

2. Tsarin lissafi

Tsarin injin injin dizal 16kw yana da sarƙaƙƙiya sosai, wanda ya haɗa da batutuwa da yawa kamar haɓaka, yanayin zafi da canja wurin zafi, don haka yana da mahimmanci a zaɓi hanyar ƙirar ƙira mai dacewa. A cikin wannan takarda, an kafa tsarin simintin gyare-gyare na 16kw mai amfani da zafi mai zafi ta hanyar yin amfani da hanyar ƙirar ƙira. Tsarin injin injin dizal mai nauyin 16kw na yin amfani da zafin jiki tsarin sanyi ne na yau da kullun, ana rarraba samfuran gwargwadon yanayin aiki da kuzari.

Bayan kayyade duk ra'ayin yin samfuri, ya kamata mu zaɓi hanyar da ta dace don kwaikwayi aikin tsarin daidai.

Wannan takarda ta fi yin nazari ne kan yadda ake fitar da wutar lantarki da kuma fitar da wutar lantarki na janareta dizal 16kw a ƙarƙashin kaya daban-daban, ba tare da la’akari da tsarin aiki na cikin gida na janareta dizal 16kw ba. Model ta amfani da matsakaicin hanyar yana tabbatar da daidaiton ƙirar janareta na diesel 16kw a matakin haɗin tsarin.

Akwai nau'ikan masu musayar zafi da yawa a cikin injin injin injin dizal 16kw, kuma akwai haɗakar matsa lamba tsakanin masu musayar zafi. Hanyar yin gyare-gyaren gargajiya ta raba tsarin bisa ga ƙirar jiki, ƙididdige matsa lamba da kwararar kowane nau'i daban bisa ga ma'auni, kuma dole ne ya gamsar da iyaka daidai yanayin ƙuntatawa. Don haka, ƙididdige ƙididdigewa ba zai yuwu ba kuma ana ƙara lokacin ƙidayar. Domin magance wannan matsala, an kafa samfurin simulation na tsarin injin janareta dizal 16kw ta amfani da zafin sharar gida ta hanyar inertia volumetric.

Dangane da hanyar inertia volumetric, yawan kwararar ruwa a cikin kowane bangare bai daidaita ba, kuma ana la'akari da kowane bangare bisa ga mahaɗin inertia volumetric. Yana la'akari da kowane bangare a matsayin tsarin juzu'i, da kuma bututu mai haɗawa tsakanin kowane bangare a matsayin tsarin juriya. Don ƙirar ƙararrawa, yin watsi da juriya na ruwa na ciki, matsa lamba a cikin ƙirar ƙarar daidai ne. Za'a iya ƙididdige matsa lamba a cikin ƙirar ƙira bisa ga bambance-bambancen ƙimar yawan taro a duka ƙarshen ƙirar ƙira da canjin yanayin zafi a cikin ƙirar ƙarar. Koyaya, bambance-bambancen matsa lamba tsakanin mashigai da fitarwa da asarar juzu'i na bangon bututu yana sa motsi ya canza, kuma ana iya ƙididdige ƙimar ƙarfin juzu'i bisa ga kiyayewar motsi.

Ɗaukar tsawon l bututu a matsayin misali, an raba shi zuwa juzu'i na juriya da juriya, kuma an kafa samfurin inertia na girma.

1) module girma.

Matsakaicin adadin lokacin raka'a a cikin ƙirar ƙarar shine M1, kuma ƙimar kwararar kowane lokaci naúrar daga ƙirar ƙarar shine M2. Dangane da kiyayewa na Mass: Shiga cikin juzu'in juzu'i-gudanarwa daga cikin juzu'in juzu'i = haɓakar ƙararrakin ƙararraki, za'a iya ƙididdige ƙarar ƙarar module ɗin:

A cikin dabara: M shine yawan ruwa mai aiki a cikin kundin juzu'i, kg; v shine ƙarar ruwa mai aiki a cikin ƙirar ƙarar, M3; kg / m3 shine yawan ruwa mai aiki a cikin ƙirar ƙarar; M1 da M2 sune yawan kwararar ruwa a ciki da waje na ma'aunin girma, kg/s.

2) resistive module.

A cikin juzu'in juzu'i, canjin kwarara yana canzawa saboda bambancin matsa lamba da juriya na juriya na ruwa. Dangane da ka'idar kiyayewa na LINEAR MOMENTUM: Ƙarfin shiga cikin juzu'in juzu'i-lokacin da yake barin juzu'in juriya + ƙarfin ƙarfin waje = haɓaka ƙarfin ƙarfin juriya, ana iya ƙididdige yawan ruwan da ke gudana ta ɓangaren juzu'i na juriya:

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A cikin dabara: M shine yawan kwararar ruwa mai aiki ta hanyar bututu, kg / s; v shine saurin ruwan aiki, m/s; a shine yanki na giciye na bututu, m 2; l shine tsayin bututu, m; p 1 da P 2 sune matsi a bangarorin biyu na juzu'in juriya, PA; UL shine juriya na juriya na ruwa akan bangon bututu, alamar cirewa tana wakiltar juriya ta gaba zuwa magudanar ruwa, U shine kewayen bututun, U shine juriya mai juriya ta kowane yanki, = 1/2 FV 2, F shine madaidaicin juzu'i na mai musayar zafi a hanya, wanda za'a iya samu bisa ga tsarin empirical.

3 tsarin aikin bincike

A cikin wannan takarda, an kasu kashi hudu mai turbocharged 16kw dizal janareta zuwa compressor, turbine, turbine rotor, intercooler, ci da shaye bututu, gwamna, silinda da janareta, wani 16kw dizal janareta simulation model da aka gina ta amfani da matsakaicin hanya.

Tsarin injin injin dizal mai nauyin 16kw yana da adadi mai yawa na masu musayar zafi, kuma ana amfani da hanyar inertia volumetric don gina samfuran simintin kowane bangare. Matsakaicin aiki na ruwa a cikin tsarin ya ƙunshi iskar gas, Lithium Bromide Solution, ruwa, tururin ruwa da sauransu. Don tabbatar da daidaiton ƙididdige ƙididdiga, an kafa samfurin ƙididdige kaddarorin thermal na matsakaicin aiki bisa ga dabarar dacewa. Samfuran kwaikwaiyo na 16kw da lithium bromide chillers an gina su kuma an gyara su a cikin software na Matlab/Simulink. A ƙarshe, ana haɗa samfurin simulation na injin janareta dizal 16kw ta amfani da sharar gida kamar yadda aka nuna a hoto na 4.

A cikin simintin gyare-gyare, bisa ga sigogin ƙira, da farko, an saita yanayin iyaka a cikin software na kwaikwayo na Matlab/Simulink, kuma an sanya ƙimar farko na masu canjin jihar na ƙirar. Ana amfani da Algorithm na ODE45 tare da daidaiton simulation don saita lokacin simintin kamar 2000s. Tebur 2 yana nuna kwatancen tsakanin sakamakon kwaikwaiyo na tsaye-tsaye da sigogin ƙira.

Shafin 2 yana nuna cewa kuskuren dangi tsakanin ƙimar simintin simintin gyare-gyare da ƙirar ƙirar tsarin injin injin dizal na 16kw ya kasance ƙasa da 3%, wanda ya dace da daidaitaccen tsarin simintin tsarin kuma yana tabbatar da daidaito da daidaiton ƙirar simintin. Ana samun ma'auni na thermal na matsakaicin aiki a cikin tsarin ta hanyar dacewa da tsari, ana yin zato masu dacewa a cikin ƙirar ƙira, kuma kurakurai na abubuwan da aka haɗa za su girma lokacin da aka haɗa su, waɗannan sune dalilan kuskuren dangi.

Dangane da tabbataccen sakamakon kwaikwaiyo na jihar, an kimanta jimlar yawan amfani da makamashi na injin janareta dizal 16kw na tsarin yin amfani da zafin rana. Hanyar lissafi na jimlar yawan amfani da makamashi na tsarin shine tsari.

X shine jimlar Amfani da Makamashi na tsarin janareta na dizal 16kw, PG shine janareta dizal 16kw, kW, RC shine chiller mai ɗaukar laburare, kW, EC shine sauran amfani da makamashi na tsarin, kW; FC shine janareta na dizal mai amfani, kW; PC shine tsarin amfani da wutar lantarki, kW.

A karkashin tsarin da aka tsara yanayin aiki, da 16kw dizal janareta yana da damar 357.6 kW, da Lithium Bromide sha Chiller yana da damar 579.79 kW, da sauran makamashi amfani da tsarin ne 132 kW, da man fetur amfani da 16kw dizal janareta ne game da 1286 kW, da kayan aiki ikon amfani da famfo tsarin ne game da famfo wutar lantarki tsarin. 30kw.

Dangane da lissafin Formula (6), Jimlar Amfani da Makamashi na tsarin injin injin dizal mai nauyin 16kw ya kai kusan 0.813, kuma ingancin amfani da makamashi yana inganta sosai, wanda ya fi 0.8, kuma ya cika ka'idodin ƙira.

Nauyin janareta dizal 16kw an ƙaddara ta hanyar amfani da wutar lantarki. Canjin lodin zai haifar da canjin yanayin zafin mai da kuma yawan kwararar janareta na dizal 16kw, wanda zai shafi ƙarfin sanyaya na Lithium Bromide na shayarwar chiller a ƙasan tsarin.

Tsarin thermodynamic na tsarin yana da rikitarwa, tare da jinkirin rashin aiki. Saita duk lokacin kwaikwayo zuwa 6000s, farawa daga 2000s, ƙara canjin mataki, nauyin janareta na diesel 16kw ya ragu daga 100% zuwa 80%, kuma ana aiwatar da lissafin kwaikwaiyo mai ƙarfi.

An fara daga 2000s, an rage nauyin daga 352.3 kW zuwa 287.48 kW, yawan shaye-shaye daga 1.3187 kgs zuwa 1.1192 kgs, kuma yawan zafin jiki daga 462°C zuwa 453 °C ga janareta dizal 16kw. Gabaɗayan tsarin mayar da martani mai ƙarfi kusan 100s ne. Yawan man dizal ya ragu da kashi 20%, saurin injin dizal ya ƙaru, saurin amsawar gwamna, rage allurar mai don kiyaye kwanciyar hankali da sauri a wurin da aka saita. Rage allurar mai a injin dizal yana haifar da raguwar yawan zafin jiki da yawan kwarara.

Ƙarfin sanyaya ya ƙaru kaɗan sannan ya ragu da sauri zuwa wani barga mai ƙima, daga 579.79 kW zuwa 507.15 kW. Kamar yadda ake iya gani daga adadi na 9, adadin firjin ya ƙaru kaɗan sannan ya ragu daga 1.394 zuwa 1.402. Rage nauyin injin injin dizal mai nauyin kilo 16 ya haifar da raguwar makamashin zafi da ke shiga cikin dukkan tsarin janareta na dizal 16kw, wanda ya haifar da raguwar ƙarfin firiji na chiller, amma ƙimar refrigerating ya ƙaru kaɗan, kuma gabaɗayan aikin mai ƙarfi ya ƙare kusan 2000s.

4 KAMMALAWA

Ɗaukar wurin zama na tsibiri a matsayin misali, an yi nazarin sabuwar fasahar rejista mai ceton makamashi ta hanyar amfani da ɓataccen zafi daga samar da wutar lantarkin diesel.

1) an aiwatar da tsarin haɗaɗɗen ƙirar dizal janareta mai nauyin 16kw na tsarin yin amfani da zafin rana, kuma an ƙaddara sigogin ƙira. Ta hanyar ƙididdige ƙididdiga na ƙididdiga da ƙididdiga na tsarin, ana nazarin aikin tsarin, sa'an nan kuma an tsara tsarin sarrafawa kuma an gane ingantaccen tsarin.

2) Ana yin simintin gyare-gyare a cikin yanayin ƙira, kuma kuskuren dangi ya kasance ƙasa da 3% , wanda ya dace da buƙatun ƙira kuma ya tabbatar da daidaito da daidaito na samfurin. Dangane da sakamakon kwaikwaiyo-jihar, jimillar amfani da makamashi mai ƙarfi na tsarin shine kusan 0.813, wanda ya dace da buƙatun ƙira.

3) Ana aiwatar da simintin simintin gyare-gyare na 16kw damuwa da damuwa, wanda ke haifar da raguwar nauyin 16kw, raguwar samar da wutar lantarki, rage yawan makamashin zafi na iskar gas, rage ƙarfin sanyaya da ƙananan haɓakar haɓakar sanyaya. Sakamakon kwaikwaiyo ya nuna cewa karfin sanyaya wutar lantarki mai karfin kilo 16 ya yi kasa da na tashar wutar lantarki mai karfin kilo 16, kuma karfin wutar lantarki mai karfin kilo 16 ya yi kasa da na tashar wutar lantarkin 16kw, kuma karfin zafin da ake samu na iskar gas ya yi kasa da na injin din diesel 16kw.