Danfoss FC 102 Motoci masu Sauƙaƙe
Bayanin samfur
Ƙayyadaddun bayanai
- Sunan Samfura: Matsalolin Mitar Motoci (VFD)
- Marubucin: Danfoss
- Lambar Samfura: USDD.PC.403.A1.22
- Website: www.danfossdrives.com
Umarnin Amfani da samfur
Ƙarsheview
Ana amfani da Motoci masu canzawa (VFD) don sarrafa saurin injinan lantarki, suna taimakawa rage yawan kuzari da farashi a cikin hanyoyin gini daban-daban.
Shigarwa
Tuntuɓi ƙwararren ƙwararren lantarki don ingantaccen shigarwa na VFD bisa ga jagororin masana'anta da lambobin lantarki na gida.
Shirye-shirye
Saita sigogin VFD bisa ga takamaiman buƙatun motar da sarrafa saurin da ake so. Koma zuwa littafin mai amfani don cikakkun umarnin shirye-shirye.
Kulawa
Duba VFD akai-akai don kowane alamun lalacewa ko lalacewa.
Bi jadawalin kulawa da masana'anta suka bayar don tabbatar da ingantaccen aiki.
Injiniya Gobe Yana Rage Amfani da Makamashi Masu Amfani da yawa da Shirye-shiryen Amsa Aidsin
A cikin 1970, Kamfanin Karfe na Amurka ya gina babban hedkwatar da har yanzu yana kan labarun 64 sama da Pittsburgh, Pa., Skyline. An gina shi har tsawon shekaru 100, babban ginin da aka fi sani da Hasumiyar Karfe na Amurka ya kasance na musamman na gine-gine. Yana da ƙayyadaddun sawun ƙafar triangular ta amfani da ƙarfe na ƙarfe na Amurka COR-TEN® don samar da tsarin ɗamara na waje wanda ke ba da damar kowane labari ya ƙunshi kadada na sararin bene. Duk da yake gabanin lokacinsa a cikin 1970s, ginin ya faɗi a baya tare da kayan aikin injin da aka girka lokacin da farashin kilowatts na pennies kuma mai ya kasance $3 kowace ganga. Shi ya sa Winthrop Management, mai kula da kadarorin ginin, ya fara jerin sake fasalin ta hanyar amfani da injinan mitar mitar Danfoss (VFDs) don rage farashin makamashi - wanda ya haifar da sama da dala miliyan 1 a cikin tanadin makamashi da kuma kyakkyawan suna da ke jan hankalin masu haya.
"Muna amfani da Danfoss VLT® Drives a cikin ayyuka daban-daban na sake fasalin kusan shekaru 15," in ji Gary Sechler, manajan injiniya na Winthrop Management. “Bayan kowane lokaci na aikin sake fasalin, mun sami tanadin makamashi akan injinan famfo kuma magoya baya sun yi fice. Don haka za mu hau wani mataki. Kamar yadda yake a yanzu, mun girka fiye da 150 VLT® Drives - tare da ƙarin masu zuwa."
Motocin Danfoss suna fuskantar ƙalubalen sake fasalin
Hasumiyar Karfe na Amurka mai hawa 64, ƙafa 841 (256.34 m), wanda aka taɓa sani da Hasumiyar USX, yana ba da sarari sama da murabba'in murabba'in miliyan 2.3 a cikin garin Pittsburgh. Ita ce mafi tsayin gine-ginen birni kuma ɗayan manyan gine-ginen kasuwanci tsakanin Chicago da Philadelphia - tare da manyan masu haya ciki har da Karfe na Amurka da Jami'ar Pittsburgh Medical Center (UPMC), wanda ke mamaye kashi 40 na sararin samaniya.
"Muna motsa ruwa da iska da yawa sama, ƙasa, da kewayen wannan ginin," in ji Sechler. “Ana samar da ruwa ta hanyar manyan hanyoyin ruwa guda biyu. Bugu da kari, akwai bututun ruwa guda hudu wadanda ba su da yawa, 100-HP a cikin ginin. Kowannensu yana iya hidimar ginin gaba ɗaya, idan an buƙata. Haka kuma akwai tukunyar jirgi guda biyu a hawa na sittin da huɗu da na'urori masu zafin jiki uku a hawa na sittin don samar da dumama da sanyaya. Don haka akwai dumbin fanfo da ake bukata don zagayawan ruwan cikin gida da kuma madaukin ruwan sanyi, wanda duk yana cin makamashi mai yawa.”
Aikin sake fasalin VFD na farko shine a cikin shekara ta 2000 lokacin da aka yi amfani da VLT® Drives ga injinan famfo mai 100-HP guda huɗu waɗanda ke da alhakin samar da ruwan gida na ginin.
"Tsoffin motocin sun kasance masu tafiyar matakai guda biyu kamar yadda ake amfani da su a cikin masana'antar karfe a baya," in ji Jim Rice, mai kamfanin M&R Affiliates, wakilin tallace-tallace na Danfoss wanda ke aiki tare da Sechler tun lokacin da yake jagorantar. “Ba su kasance masu sarrafa mitoci na gaskiya ba. Mun maye gurbinsu da Direbobin Danfoss VLT® HVAC guda huɗu waɗanda suka ba da 100 HP akan 460 volts kuma sun ba da farawa mai laushi na gaske.
A cewar Gary Sechler, farawa mai laushi ya kawar da lalacewa da yawa a kan motoci - kuma ya ceci makamashi. “Muna tattaunawa da manyan motoci don tura ruwa zuwa tanki mai dauke da galan 300 a hawa na sittin da hudu. Daga nan, ruwan yakan gangaro zuwa maɓuɓɓugar ruwa, magudanar ruwa, da bandakuna a ƙasan ƙasa. Biyu ne kawai daga cikin famfo guda huɗu suna gudana a kowane lokaci a cikin jerin lak ɗin gubar wanda ke musanya kowane mako. Amma tsofaffin hanyoyin sarrafa saurin mota sun daina aiki kuma an daina samun sassan. Ba ni da tarihin tanadin makamashi daga wancan lokacin. Amma na sani tare da farawa mai laushi akan VLT® Drives, sake gina motar famfo ya zama sifili.
Damar sake fasalin na gaba ta gabatar da kanta bayan jihar Pennsylvania ta zartar da doka (PA ACT 129) a cikin Nuwamba 2008 da ke buƙatar Kamfanonin Rarraba Wutar Lantarki don rage yawan amfani da wutar lantarki da buƙatun kololuwa. A cikin martani, Duquesne Light ya ba da shirin ragi don kasuwancin da ke shigar da madaidaitan faifan motsi don maye gurbin tsohuwar salon fasahar tururuwa.
"Mun yi tsalle kan wannan shirin," in ji Sechler. “Mun san abin da VLT® Drives ya yi don famfunan ruwa na gidanmu. Don haka a cikin 2010, mun kalli abin da za su iya yi don manyan injinan fan na 200- zuwa 250-HP. Wadannan magoya baya suna zagayawa da ingantacciyar iska a cikin manyan wuraren ofis a wani matsi na tsaye don gamsar da yanayin zafin jiki. Mun ƙare da neman ƙarin ƙarin motocin Danfoss guda 40 don injunan da ke tsakanin HP 30 zuwa 250 HP.
“Mun yi matukar farin ciki da tanadin makamashi, saboda motocin sun rage farashin wutar lantarki da dala 535,000 a duk shekara.
Kuma tare da waɗancan ajiyar, mun sami ramuwa wanda ya haifar da biyan kuɗi na shekara guda. Don haka a zahiri, mun ci gaba da neman ƙarin wuraren da za mu yi amfani da tuƙi.”
Rice ta yi bayanin cewa tanadin wutar lantarki mai ban mamaki ya samo asali ne daga ilimin kimiyyar lissafi na “dokokin zumunci,” wanda ya bayyana cewa rage saurin fanfo ko injin fanfo yana rage yawan amfani da wutar lantarki sosai. Domin misaliample, amfani da VLT®
“Gina irinsu Hasumiyar Karfe ta Amurka na cinye kashi 40 cikin XNUMX na duk makamashin da ake amfani da su a Amurka Kuma akwai dama da dama na rage wannan amfani ta hanyar sarrafa injinan da ba sa bukatar gudu cikin sauri. Hasumiyar Karfe ta Amurka babban tsohon neampga abin da fasahar sarrafa mitar mitar za ta iya yi."
Stanley Aranowski, Manajan Siyarwa na Yanki, Danfoss
Tuƙi wanda zai iya rage saurin famfo da kashi 20 cikin ɗari yana haifar da yuwuwar tanadin makamashi har zuwa kashi 50.
A cikin 2011, Sechler ya shiga mataki na biyu na aikin sake fasalin. Bugu da ƙari, an yi amfani da VLT® Drives don yin famfo motoci - amma wannan lokacin don ruwan sanyi da madaukai na ruwan zafi.
Sechler ya ce "Wadannan injinan famfo sun yi ƙanƙanta fiye da waɗanda ake amfani da su don famfunan ruwa na cikin gida." "Amma akwai sauran su." Don wannan aikin, VLT® Drives an yi amfani da injinan famfo guda 40 daga 50 HP zuwa 200 HP. Kuma sake, tanadin ya kasance mai ban mamaki: farashin lantarki na shekara-shekara an rage wani $ 138,000.
A cikin 2012, wani aikin mataki na uku ya ƙara tuƙi 16 don injinan 250-HP. Bayan tsawaita shekaru uku na PA ACT 129, Mataki na huɗu na aikin a cikin 2013 ya yi amfani da kusan 40 VLT® Drives zuwa ƙaramin famfo 7.5- zuwa 60-HP da injin fan. Bayan kowane lokaci, ajiyar wutar lantarki ya kai $ 317,000 da $ 152,000 a shekara, bi da bi.
Sakamakon da ke tasiri ga layin ƙasa da suna
"A cikin 2009, yawan wutar lantarkin da muke amfani da shi ya kai awoyi kilowatts miliyan 65," in ji Sechler. “Yanzu ya ragu zuwa kilowatt miliyan 43. Bukatarmu mafi girma ita ce megawatts 16 zuwa 17; yanzu yana da megawatt 10. Wannan babban tanadi ne wanda ke tafiya daidai zuwa layin ƙasa. Gabaɗaya, kusan 150 Danfoss VLT® Drives suna samar da fiye da dala miliyan 1.1 a cikin bayanan tanadin makamashi na shekara-shekara. Ƙari ga haka, ingantattun ƙarfin kuzari yana sa kadar ta zama abin sha'awa ga masu haya. Mun kasance kusan kashi 98 cikin XNUMX, wanda ya yi kyau sosai a kasuwar gidaje ta kasuwanci ta yau.”
Don sarrafa shigarwa, kowane drive yana haɗa Apogee® FLN azaman ka'idar sadarwar zaɓaɓɓen software wanda ke haɗawa da tsarin sarrafa kansa (BAS). Ana sarrafa injin ɗin famfo ta hanyar in-gida Direct Digital Control, wanda ke auna bambancin matsa lamba a cikin famfo don daidaita saurin tuƙi. Rajistar BAS tana fitar da bayanan aiki da yawan kuzari, gami da yanayin tuƙi. Tawagar injiniyan cikin gida ta Sechler su ma suna iya bin matsayin aiki - kuma sun yi farin ciki da cewa kusan babu lokacin tuƙi tun lokacin da aka shigar da na farko shekaru 15 da suka gabata.
A cewar Manajan Tallace-tallacen Danfoss Stanley Aranowski, ci gaba da nasarar sake fasalin kuma yabo ne ga SSI, Inc., abokin sabis na Danfoss wanda ke kusa da Cranberry Township, Pa. “An yi amfani da SSI don duk masu farawa da sabis na kiran waya wanda ke ba da aikin kamar wannan matsala kyauta. Goyon bayansu da gwanintar su shine sirrin tabbatar da nasarar aikin VFD irin wannan."
Sechler kuma ya lura cewa tanadin makamashi daga VLT® Drives yana taimakawa wajen ba wa ginin kyakkyawan suna.
UPMC ta cancanci 17 na benaye da ta mamaye don takaddun shaida na LEED® na azurfa da shida don takaddun shaida na LEED® na zinare ta hanyar sabis na evolveEA, gine-gine mai dorewa da kamfanin tuntuɓar. Bugu da kari, Winthrop Management ya rattaba hannu kan Hasumiyar Karfe ta Amurka akan Kalubalen Gundumar Gine-gine na Green Building Alliance 2030 - haɗin gwiwar jama'a da masu zaman kansu don gundumar ginin Pittsburgh, wanda ke ba da Hasumiyar Karfe ta Amurka don rage yawan amfani da makamashi da kashi 50 nan da 2030. A cikin Afrilu 2015, Har ila yau, ginin ya sami nadi ta hanyar BOMA 360 Performance Programme don kyakkyawan aiki da gudanarwa, gami da amfani da makamashi da sarrafa makamashi.
"Godiya ga Danfoss VLT® Drives, mun riga mun rage amfani da makamashi da kashi 34," in ji Sechler da ƙwazo. "Jim Rice da SSI sun yi aiki tare tare da mu kowace shekara don aiwatar da shigarwa ba tare da wata matsala ba. Haɗa tanadin makamashi, inganci mai ƙarfi, da ramuwa waɗanda ke rage biya zuwa ƙasa da shekara ɗaya, ba zan iya zama mai farin ciki ba. Ƙari ga haka, masu haya suna farin ciki, kuma masu ginin suna jin daɗi. Godiya ga Danfoss VLT® Drives, Hasumiyar Karfe ta Amurka na iya tsayawa da alfahari a sararin samaniyar Pittsburgh na shekaru masu zuwa."
Ba za a iya sake buga wannan kayan ba tare da izini na farko daga Danfoss ba
Dantoss ba zai iya karɓar alhakin yuwuwar kurakurai a cikin kasida, ƙasidu da sauran bugu. Dantoss yana da haƙƙin canza samfuransa ba tare da sanarwa ba. Wannan kuma ya shafi samfuran da aka riga aka yi kan oda muddin ana iya yin irin waɗannan sauye-sauye ba tare da wasu canje-canjen da suka zama dole ba cikin ƙayyadaddun ƙayyadaddun da aka amince da su.
Duk alamun kasuwanci a cikin wannan kayan mallakar kamfanoni ne. Danfoss da alamar tambarin Danfoss alamun kasuwanci ne na Danfoss A/S. An kiyaye duk haƙƙoƙi.
© Haƙƙin mallaka Danfoss | JLB | 2015.07
FAQ
Ta yaya VFDs za su iya taimakawa rage yawan kuzari?
VFDs suna sarrafa saurin mota, suna barin injina suyi aiki a mafi kyawun matakan dangane da buƙata, don haka rage amfani da makamashi mara amfani.
Shin VFDs sun dace da kowane nau'in injina?
VFDs sun dace da mafi yawan injinan AC amma ƙila ba su dace da kowane nau'in injin ba. Tuntuɓi ƙa'idodin masana'anta don dacewa da mota.
Za a iya sake fasalin VFDs cikin tsarin da ake da su?
Ee, ana iya sake fasalin VFDs cikin tsarin da ake da su don inganta ingantaccen makamashi da rage farashin aiki.
Takardu / Albarkatu
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Danfoss FC 102 Motoci masu Sauƙaƙe [pdf] Jagoran Jagora FC 102 Matsalolin Mitar Motoci, FC 102, Motoci masu Sauƙaƙe, Motoci, Motoci |