MOTORS AS GENERATORS FOR MICRO-HYDRO POWER Nigel Smith i106 PLELISHING bls op 19 ae tee 93-168 otha plow Ris toed HTH IIL, 1K “tree Tetralogy Deraprs Cnany 18 Gove" cher age phe An mtn generates elle pa: IDG Se Tare ge yin Peer AI “gv serv Ban Ai A this ut ot aye ape eimai! or elle in aiy ft oe hy ay elsiens, Pern, Tile on, ior Sb een vee shade photog tml ecg o ayaa sbtage weeny, kon Hs wo pt so aes pubes, Aarag cod ee hi sk alae the rh ora. TDG Publishing s the sublishing ann of the lmevmsdite Techaolys Develapinen Oru (Our mission ist build te sks and capes af paste in developing counties “rough fe deeeintion ef information in ail rms. enabling ‘hr en impreve he quay of ties and shat fears sone CONTENTS PREFACE ACKNOWLEDGEMENTS INTRODUCTION | Adarupes an disavartes Fiducton genes ‘eats Disadvaniges 2. Anducion machine consttion aad operat Consirtion Opera Induction mote aeration Supply-cunmctel inden genetoreperaion Standalone duction geal opezation 4. Selection uf a induction motor for nee genes Rawr pe Site contions Labiaion Frune ype Insulation and epee: re Eftiienty Poser alin Vole ating Spd ting deve avcangene 4. Eacition sapicieroinesoemis ‘ele an urea eaionchins in tee phase ces Capacitor connection Selection of copactors Clee of ecitan capacitans 5. Operating salage al feguicey poring wlage Operning fegncney Using ihe optaing voltage and requcoey to advange 5. The fet of oud up gener ou esis ant Inductive ta Capea aad 2. Smle-phaeonpur fem achce-thae machine 8. Gere veri Ovcrinnd Tout Overigoad 9. ino and urea syatene Fixe ood syste Marable foal systems Coat epions 10, Motor staning “Techniques for proving mua tthe 11. Generar commissioning Safes uma tagueney and user hate miaiun nus ese Ajman Cu ramun eficioncy Agpenis 1: Tae pase ca shoo Lice an pase autos ‘elas aa rc caonshipe ower ant prmee fcne -Appanlis 2 Inbtion goers icieney ‘Avpowdis 5 Single ansformer systems ‘Appondis 4 Hang te qpemtng slap of ws indnction machine ‘Appendix 5: Oversolge tp “Appontis 6 Pon fact comecem for motor sating PREFACE Mceu-hyo ica we nce of ener fursual dus a 2 flevilicaeen scherces. Ie has boon a bait alka of gr9 brbessingtwghuul Ue world and paved mar cin modemnizavion FRM Indusval develope in Eure a Ranh Anwia, tire yer fox olfee sina puleolial to must developing eocmies, with epheauns in sae lung, echaived f0O8 pressing. are the SUBDy of pow p small vale nausival acti, ‘istwok coaribaks aa wnporigackment of konwledge wit is econ aire his roa paisa. thoy fee nee ear as focal nanutacares unt valle of hydro equgmin oe stall wf LTC fave fuund tha ceeveniol generis we Gicul ty Sblabn Ur age unreabie im aevice. Mow, she other howl, ae alas ona: teva sory robusineperton, Thisbookis nk al laters aa rua develo caguers Ko sce # ska and one faruts ata eto or mura seme. ‘Te Avelopcnt a ai chil ae fru af cllakorative lHlonsseukeenTTDG stand ocagues and ends in Si Lanka, Nepal fd Indonesia. where to Geld work as been care ou, ne as been iuexellnt example of whol can be achieved by wahing te eseGss ff Ui rosario ty etd eel oui Theo of mots generals fw tl prom al rnin ben ingurant clemgn entail seeping Local capacity or ‘lage-cale yo in dowtoping vowaic. Take-up of te rchaolngy outed in this book i moe Looky ‘wl inna, communion and aganizuons ess, eng, te fall TTDG'® sungic sia of wide diseminalcn of appropnate tcchnoosies, hich cane manfacwred local atafortb'2 2st IEG “noduc Widen De aval of appopiat chnaloge rou cs “ecguing pesgramnc of wining course in micr-ky dro and aber specs ‘rc energy. Spite onus are an eldon induction genet ma hes mamuaviue of loezonie contr, Fer deus, leisy wrt 19 TDG atthe Rugby aes. 11DG Hee tai Anermedite Tecluology Developmen Coy UTC ‘geo lous, Kalla Tera, Rug CV ITH, DK ACKNOWLEMGEMENTS {would Hhs en exprese my shouks (0 the Inernedate Toctnulay Development Graup {FG} and the Ovecseas Development ‘Adniazeauen {ODA} Eagiosting Dimer fr andi publication of this as well su ofthe research ad developer work hat has nade posible, bn paricul,tei pon celogy upeeach has sale it posite fr hae day be documented an tes. uated teenie Be couse of ths work, and has hued several taining ores or cl engineers sn nan afte wn asa ike i avhaledge The Ninghan Tent Userte fn paving aor iis and ech ald nan app Twatdion. um gute olan Muctinnie, Arthur Wis, Kel bra and Bech Sin foe wating the mana and mak lable siucations. “Thacks ae uo due Brook Cromploe fer pesmision 1 publish tas mee da, he pdegraph ofa onuetaon moar Figure 1) he teximial ua Te ie! Smid Rovinghan 194 INTRODUCTION "ins seecas, micro bpdzo installations have always used svacronous oreairs produce 3c. elecocty if ce grid supply salable ‘ie, for reasns of availablity tod Tow cos. machoncs designed for tse wie pen or dil seis a ured. These machines a generally fesgned for incemitien or. under divest drive enon. Te Hale wer hat ey da aot Ist Joy, ia aombucus cperlsn, especially ‘when belt ivan bya wuter austin wulb a nwa speed considerably igher hor as wonael operating sped. Quality slimy enachines reboot arduous des, tough Ley ane less easy tuba ad ivr years, induction mato tave been allel at generators bo er ij sel Te adaction ator Ue nul Goan af electrically powered primeuover used by valustey. Indacioa pavers are somtimes referral lo as 105 ox IMAG - indacioa foonrsas genera Ja Nepal alo core Ubu ove bude imauca pavers Have been lasled wo Cie post six yearn. an ey have proven ioe ccnieciby mae vb Uh (he llable sudinas eueioss ‘Wilh cn shuns, beens uf ae abssu ua ui exe syste, a usa costa To Had be waiiaiod ca Gs, Vis wa enuraly acbigved by Yawog 2 sie swish oe gotaclor esl othe {ensslo and pcrmancay coancting lh loads 0 the sup. A ow ‘us itdstiongeusetarcoutlle (TC) hak nas boon develop, and leally marufatored TEC ac ated 1 ab! tbe smalls! of seca Tepe allow a wid vil les lobe eared and discal ae require 7 li bee asin Mat he reales haa bic nalestauding of single veep cecuis a ehudion sls, Ie without Ue zany Dachavound kapmledge Seogld 13d The lesan cans of sfandalddiplonayenicate lea closricalcnginerin books For cpissonc a sopely eliage of 240 single-phase ad 18 toe phase and a fequoney of 5H has boon assured Chega Ce ‘ak. Honever, te poncipes laugh can be appli call ees SopE!Y spesifistions