====== Grt-Bt: Fonarev, 1994 <A> ======
 
=== Details ===

<WRAP center round info 60%>
This sensor from [[:about_tpf|TPF]] collection
</WRAP>

^ Article |  |
^ Collibration |  |
^ Precision |  |
^ Ranges |  |
^ Renew sensors |  |

<use:sensors.t.grt_bt_fonarev_1994_a>
<test:sensors.t.grt_bt_fonarev_1994_a>

<WRAP center round todo 60%>
  * <del>заголовок</del>
  * краткое описание
  * статья
  * ссылка
  * карточка
  * подробное описание
  * <del>код</del>
  * тест
</WRAP>

=== Source ===
<Code linenums lang-r>
source("utilities_tpf.r");

sensors.t.grt_bt_fonarev_1994_a <- function(Grt, Bt, P, ...){
    Bt <- tpf.recalc_minaral("BT",Bt);
    Grt <- tpf.recalc_minaral("GRT",Grt);

    X <- Grt$Mg_pfu / (Grt$Mg_pfu + Grt$Mn_pfu + Grt$Fe_p2_pfu + Grt$Fe_p3_pfu);
    Z <- Bt$Mg_pfu / (Bt$Mg_pfu + Bt$Mn_pfu + Bt$Fe_p2_pfu + Bt$Fe_p3_pfu);
    XX <- (Grt$Fe_p2_pfu + Grt$Fe_p3_pfu) / Grt$Mg_pfu;
    YY <- (Bt$Fe_p2_pfu + Bt$Fe_p3_pfu) / Bt$Mg_pfu;
    K <- log((Z / (1 - Z)) * ((1 - X) / X));
    T1 <- (3947.5 + 0.012 * (P * 1000 - 6000)) / (K + 2.868) - 273;
    T2 <- ((6150 + 0.0246 * P * 1000) / (3.93 - 1.98721 * log(YY / XX))) - 273;
    TT <- (T1 + T2) / 2;
    if (TT>550.00) {
    T <- TT;
    }
    if (TT<550.00) {
    warning("  IS NOT TO BE USED FOR T<550 C");
    }
    return(data.frame(Name=paste0(Grt$Name,"-", Bt$Name),P=P,T_calc=T));
}

sensors.t.grt_bt_fonarev_1994_a.args <- function(){
    ars <- list();
    ars$minerals <- c("Grt", "Bt");
    ars$ranges <- c("P");
    return(ars);
}

#sensors.t.grt_bt_fonarev_1994_a.test <- function(){
#
#}
</Code>

{{tag> tpf Grt Bt }}