comparison: www/js/global.js
www/js/global.js
- changeset 98
- 92d6bc8a4cdd
- parent 96
- 107c12c3e49d
- child 100
- 08c92cb740b9
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replaced
| 97:22c277be7e7e | 98:92d6bc8a4cdd |
|---|---|
| 81 $("#jqxWidget").css('visibility', 'visible'); | 81 $("#jqxWidget").css('visibility', 'visible'); |
| 82 }); | 82 }); |
| 83 | 83 |
| 84 | 84 |
| 85 | 85 |
| 86 function ebc_to_srm(ebc) { | |
| 87 return -1.32303E-12 * Math.pow(ebc, 4) - 0.00000000291515 * Math.pow(ebc, 3) + 0.00000818515 * Math.pow(ebc, 2) + 0.372038 * ebc + 0.596351; | |
| 88 } | |
| 89 | |
| 90 | |
| 91 | |
| 92 function srm_to_ebc(srm) | |
| 93 { | |
| 94 var ebc = 0.000000000176506 * Math.pow(srm, 4) + 0.000000154529 * Math.pow(srm, 3) - 0.000159428 * Math.pow(srm, 2) + 2.68837 * srm - 1.6004; | |
| 95 return Math.round(ebc); | |
| 96 } | |
| 97 | |
| 98 | |
| 99 | |
| 100 /* | |
| 101 * Kleurwerking naar SRM | |
| 102 */ | |
| 103 function kw_to_srm(colormethod, c) { | |
| 104 | |
| 105 if (colormethod == "Morey") | |
| 106 return 1.4922 * Math.pow(c, 0.6859); | |
| 107 if (colormethod == "Mosher") | |
| 108 return 0.3 * c + 4.7; | |
| 109 if (colormethod == "Daniels") | |
| 110 return 0.2 * c + 8.4; | |
| 111 } | |
| 112 | |
| 113 | |
| 114 | |
| 115 function kw_to_ebc(colormethod, c) { | |
| 116 return srm_to_ebc(kw_to_srm(colormethod, c)); | |
| 117 } | |
| 118 | |
| 119 | |
| 120 | |
| 86 /* | 121 /* |
| 87 * Berekeningen uit https://www.hobbybrouwen.nl/forum/index.php/topic,6079.msg69464.html#msg69464 | 122 * Berekeningen uit https://www.hobbybrouwen.nl/forum/index.php/topic,6079.msg69464.html#msg69464 |
| 88 */ | 123 */ |
| 89 function toIBU(Use, Form, SG, Volume, Amount, Boiltime, Alpha, Method) { | 124 function toIBU(Use, Form, SG, Volume, Amount, Boiltime, Alpha, Method) { |
| 90 var gravity = parseFloat(SG); | 125 var gravity = parseFloat(SG); |
| 94 var time = parseFloat(Boiltime); | 129 var time = parseFloat(Boiltime); |
| 95 var fmoment = 1.0; | 130 var fmoment = 1.0; |
| 96 var pfactor = 1.0; | 131 var pfactor = 1.0; |
| 97 var ibu = 0; | 132 var ibu = 0; |
| 98 | 133 |
| 99 console.log("toIBU("+Use+"," + Form + "," + SG + "," + Volume + "," + Amount + "," + Boiltime + "," + Alpha + "," + Method + ")"); | |
| 100 | |
| 101 if ((Use == "Dry Hop") || (Use == "Dry hop") || (Use == "Whirlpool") || (Use == "Aroma")) { | 134 if ((Use == "Dry Hop") || (Use == "Dry hop") || (Use == "Whirlpool") || (Use == "Aroma")) { |
| 102 fmoment = 0.0; | 135 fmoment = 0.0; |
| 103 } else if (Use == "Mash") { | 136 } else if (Use == "Mash") { |
| 104 fmoment += /* Settings.MashHopFactor.Value = -30% */ -30 / 100; // Brouwhulp | 137 fmoment += /* Settings.MashHopFactor.Value = -30% */ -30 / 100; // Brouwhulp |
| 105 } else if ((Use == "First Wort") || (Use == "First wort")) { | 138 } else if ((Use == "First Wort") || (Use == "First wort")) { |
| 111 } | 144 } |
| 112 if (Form == "Plug" ) { | 145 if (Form == "Plug" ) { |
| 113 pfactor += /* Settings.PlugFactor.Value = 2% */ 2 / 100; | 146 pfactor += /* Settings.PlugFactor.Value = 2% */ 2 / 100; |
| 114 } | 147 } |
| 115 | 148 |
| 116 // TODO: sg = (postBoilGravity - 1.0) * batchSize / boilSize; | |
| 117 | |
| 118 if (Method == "Tinseth") { | 149 if (Method == "Tinseth") { |
| 119 /* | 150 /* http://realbeer.com/hops/research.html */ |
| 120 * http://realbeer.com/hops/research.html | |
| 121 * | |
| 122 * decimal AA rating * grams hops * 1000 | |
| 123 * mg/l of added alpha acids = ------------------------------------- | |
| 124 * volume of finished beer in liters | |
| 125 * | |
| 126 * Bigness factor = 1.65 * 0.000125^(wort gravity - 1) | |
| 127 * | |
| 128 * 1 - e^(-0.04 * time in mins) | |
| 129 * Boil Time factor = ---------------------------- | |
| 130 * 4.15 | |
| 131 * | |
| 132 * decimal alpha acid utilization = Bigness factor * Boil Time factor | |
| 133 * | |
| 134 * IBUs = decimal alpha acid utilization * mg/l of added alpha acids | |
| 135 */ | |
| 136 var AddedAlphaAcids = (alpha * mass * 1000) / liters; | 151 var AddedAlphaAcids = (alpha * mass * 1000) / liters; |
| 137 var Bigness_factor = 1.65 * Math.pow( 0.000125, gravity - 1); | 152 var Bigness_factor = 1.65 * Math.pow( 0.000125, gravity - 1); |
| 138 var BoilTime_factor = ((1 - Math.exp(-0.04 * time)) / 4.15); // Glen Tinseth | 153 var BoilTime_factor = ((1 - Math.exp(-0.04 * time)) / 4.15); |
| 139 var utiisation = Bigness_factor * BoilTime_factor; | 154 var utiisation = Bigness_factor * BoilTime_factor; |
| 140 | |
| 141 console.log(" AddedAlphaAcids:"+AddedAlphaAcids+" Bigness_factor:"+Bigness_factor+" BoilTime_factor:"+BoilTime_factor+" utilisation:"+utiisation); | |
| 142 ibu = Math.round(utiisation * AddedAlphaAcids * fmoment * pfactor * 10) / 10.0; | 155 ibu = Math.round(utiisation * AddedAlphaAcids * fmoment * pfactor * 10) / 10.0; |
| 143 } | 156 } |
| 144 if (Method == "Daniels") { | 157 if (Method == "Daniels") { |
| 145 var boilfactor; | 158 var boilfactor; |
| 146 var sgfactor; | 159 var sgfactor; |
| 163 else | 176 else |
| 164 sgfactor = (gravity - 1050) / 200; | 177 sgfactor = (gravity - 1050) / 200; |
| 165 ibu = Math.round((mass * (alpha * 100) * boilfactor * 0.1) / (liters * (1 + sgfactor)) * 10) / 10; | 178 ibu = Math.round((mass * (alpha * 100) * boilfactor * 0.1) / (liters * (1 + sgfactor)) * 10) / 10; |
| 166 } | 179 } |
| 167 | 180 |
| 168 console.log(" fmoment:"+fmoment+" pfactor:"+pfactor+" IBU:"+ibu); | 181 console.log("toIBU("+Use+"," + Form + "," + SG + "," + Volume + "," + Amount + "," + Boiltime + "," + Alpha + "," + Method + ") :" + ibu); |
| 169 return ibu; | 182 return ibu; |
| 170 } | 183 } |
| 171 | 184 |
| 172 | 185 |
| 173 | 186 |
