million d are ach Figure 1 period o mine . Th 26 %. Du undergro savings a basis . Ov to save th base peri Redirect An addit flexibility collected redirect areas th increased target ha under th surplus a increasin CANADI TECHNO PROGRA dollar savings hieving , and shows ener of 6 months he target se ue to the ound minin are expected verall , the NR his mine an od . tion of Surp tional benefi y of the vent d shows a co surplus air hereby imp d mine prod as been set fo he curve rep air that can ng the total a IAN ENVIRO OLOGY VER AM s on an annu d in some Figure 1 gy reduction s at an On et for this o dynamic na ng operatio d to fluctuat RG1‐ECO sol average of 2 plus Air it to energy tilation syste onsistent op r to additio proving po duction . Alth or the site , th presents the be redirect airflow to the ONMENTAL RIFICATION ual basis and e instances 1 : Energy redu n data for a ntario based operation is ature of an on , energy e on a daily lution is able 28 % over the reduction is em . The data portunity to onal mining otential for hough a 26 % he total area e amount of ted ; without e mine . L N ( ETV ) 1 d s exce uction target v a d s n y y e e s a o g r % a f t The Envi Indu since Cana cred tech BEST certi verif at Ener conn usin at ea data was stati and the ECO assu valid and qual eeding , their vs . actual savin ETV Pro ironment C ustry Canad e 1998 . It ada ’ s enviro dible and i hnology perf TECH suc ification b fication of th an NRG1‐E rgy consum nected to ng spot mea ach fan and a historian . D collected istical analys validate en solution . Th O solution p urance that d , credible , engineering lity independ energy savin ngs ogram was Canada in c da and has was desig nment indu independent ormance cla ccessfully by allowi he technolog ECO custom mption of the system asurements o d run times l During a set from thes sis was perfo nergy saving his certificati provides cus the perform based upon g principles , a dent test dat ng targets . developed cooperation been oper gned to sup stry by prov t verificatio aims . In late obtained ing thirdgy and its re mer installa all site was calcu of current d logged throu test period , se sources ormed to con gs resulting ion of the N stomers with mance claim n sound scie and support ta . d by with rating pport viding on of e 2014 this ‐party esults ation . fans ulated drawn ugh a , data and nfirm from NRG1‐ h the ms are entific ed by