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<!DOCTYPE html>
<html lang="ru">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Расчёт удобрений с учётом плотности</title>
<style>
body { font-family: Arial, sans-serif; margin: 20px; }
input { padding: 8px; margin: 5px; width: 200px; }
button { padding: 8px 12px; cursor: pointer; margin-top: 10px; }
.result { margin-top: 20px; }
</style>
</head>
<body>
<h1>Расчёт удобрений с учётом состава и плотности</h1>
<div>
<h3>Введите состав удобрений (%):</h3>
<label for="ca_content_ca">Ca в Ca(NO₃)₂·4H₂O:</label>
<input type="number" id="ca_content_ca" value="19" step="0.1"><br>
<label for="ca_content_n">N в Ca(NO₃)₂·4H₂O:</label>
<input type="number" id="ca_content_n" value="14.9" step="0.1"><br>
<label for="p_content">P в KH₂PO₄:</label>
<input type="number" id="p_content" value="22" step="0.1"><br>
<label for="k_content_kh2po4">K в KH₂PO₄:</label>
<input type="number" id="k_content_kh2po4" value="28" step="0.1"><br>
<label for="k_content_kno3">K в KNO₃:</label>
<input type="number" id="k_content_kno3" value="46" step="0.1"><br>
<label for="n_content_kno3">N в KNO₃:</label>
<input type="number" id="n_content_kno3" value="13.5" step="0.1"><br>
<label for="mg_content_mgso4">Mg в MgSO₄·7H₂O:</label>
<input type="number" id="mg_content_mgso4" value="16" step="0.1"><br>
<label for="s_content_mgso4">S в MgSO₄·7H₂O:</label>
<input type="number" id="s_content_mgso4" value="13.5" step="0.1"><br>
<label for="mg_content_mgno3">Mg в Mg(NO₃)₂:</label>
<input type="number" id="mg_content_mgno3" value="9.8" step="0.1"><br>
<label for="n_content_mgno3">N в Mg(NO₃)₂:</label>
<input type="number" id="n_content_mgno3" value="11" step="0.1"><br>
<label for="k_content_k2so4">K в K₂SO₄:</label>
<input type="number" id="k_content_k2so4" value="41.5" step="0.1"><br>
<label for="s_content_k2so4">S в K₂SO₄:</label>
<input type="number" id="s_content_k2so4" value="18" step="0.1"><br>
<label for="n_content_nh4no3">N в NH₄NO₃:</label>
<input type="number" id="n_content_nh4no3" value="34" step="0.1"><br>
<h3>Введите требуемые концентрации элементов (мг/л):</h3>
<label for="ca">Кальций (Ca):</label>
<input type="number" id="ca" value="115"><br>
<label for="p">Фосфор (P):</label>
<input type="number" id="p" value="60"><br>
<label for="k">Калий (K):</label>
<input type="number" id="k" value="149.5"><br>
<label for="mg">Магний (Mg):</label>
<input type="number" id="mg" value="42.71"><br>
<label for="s">Сера (S):</label>
<input type="number" id="s" value="74.691"><br>
<label for="n">Азот (N):</label>
<input type="number" id="n" value="110.74"><br>
<button onclick="calculate()">Рассчитать количество удобрений</button>
</div>
<div class="result" id="result"></div>
<script>
const DENSITY_DATA = {
"Ca(NO3)2*4H2O": [[5, 1.0015], [10, 1.0041], /* ... */ [605, 1.2868], /* ... */],
"KH2PO4": [[5, 1.0016], [10, 1.0051], /* ... */ [110, 1.0719]],
"KNO3": [[5, 1.0011], [10, 1.0042], /* ... */ [280, 1.1627]],
"MgSO4*7H2O": [[5, 1.0014], [10, 1.0037], /* ... */ [695, 1.2974]],
"Mg(NO3)2*6H2O": [[5, 1.0001], [10, 1.0023], /* ... */ [500, 1.2007]],
"K2SO4": [[5, 1.002], [10, 1.006], /* ... */ [110, 1.0825]],
"NH4NO3": [[5, 1.001], [10, 1.003], /* ... */ [690, 1.2528]]
};
function getDensity(fertilizer, mass) {
const data = DENSITY_DATA[fertilizer];
if (!data || mass <= 0) return 1;
for (let i = 0; i < data.length - 1; i++) {
if (mass >= data[i][0] && mass <= data[i + 1][0]) {
const [x1, y1] = data[i];
const [x2, y2] = data[i + 1];
return y1 + (mass - x1) * (y2 - y1) / (x2 - x1);
}
}
return data[data.length - 1][1]; // Последнее значение
}
function calculate() {
// Состав удобрений (% → доли)
const caContentCa = parseFloat(document.getElementById("ca_content_ca").value) / 100;
const caContentN = parseFloat(document.getElementById("ca_content_n").value) / 100;
const pContent = parseFloat(document.getElementById("p_content").value) / 100;
const kContentKH2PO4 = parseFloat(document.getElementById("k_content_kh2po4").value) / 100;
const kContentKNO3 = parseFloat(document.getElementById("k_content_kno3").value) / 100;
const nContentKNO3 = parseFloat(document.getElementById("n_content_kno3").value) / 100;
const mgContentMgSO4 = parseFloat(document.getElementById("mg_content_mgso4").value) / 100;
const sContentMgSO4 = parseFloat(document.getElementById("s_content_mgso4").value) / 100;
const mgContentMgNO3 = parseFloat(document.getElementById("mg_content_mgno3").value) / 100;
const nContentMgNO3 = parseFloat(document.getElementById("n_content_mgno3").value) / 100;
const kContentK2SO4 = parseFloat(document.getElementById("k_content_k2so4").value) / 100;
const sContentK2SO4 = parseFloat(document.getElementById("s_content_k2so4").value) / 100;
const nContentNH4NO3 = parseFloat(document.getElementById("n_content_nh4no3").value) / 100;
// Требуемые концентрации (мг/л)
const ca = parseFloat(document.getElementById("ca").value) || 0;
const p = parseFloat(document.getElementById("p").value) || 0;
const k = parseFloat(document.getElementById("k").value) || 0;
const mg = parseFloat(document.getElementById("mg").value) || 0;
const s = parseFloat(document.getElementById("s").value) || 0;
const n = parseFloat(document.getElementById("n").value) || 0;
if ([ca, p, k, mg, s, n].some(v => isNaN(v))) {
document.getElementById("result").innerHTML = "Введите все значения!";
return;
}
// 1. Ca(NO₃)₂·4H₂O
let caNO3 = ca / caContentCa;
let nFromCaNO3 = caNO3 * caContentN;
// 2. KH₂PO₄
let kh2po4 = p / pContent;
let kFromKH2PO4 = kh2po4 * kContentKH2PO4;
// 3. MgSO₄·7H₂O и Mg(NO₃)₂
let mgso4 = mg / mgContentMgSO4;
let sFromMgSO4 = mgso4 * sContentMgSO4;
let mgno3 = 0;
let nFromMgNO3 = 0;
// 4. KNO₃
let nRemaining = n - nFromCaNO3;
let kno3 = nRemaining > 0 ? nRemaining / nContentKNO3 : 0;
let kFromKNO3 = kno3 * kContentKNO3;
let nFromKNO3 = kno3 * nContentKNO3;
// 5. K₂SO₄
let kRemaining = k - kFromKH2PO4 - kFromKNO3;
let sRemaining = s - sFromMgSO4;
let k2so4FromK = kRemaining > 0 ? kRemaining / kContentK2SO4 : 0;
let k2so4FromS = sRemaining > 0 ? sRemaining / sContentK2SO4 : 0;
let k2so4 = Math.min(k2so4FromK, k2so4FromS);
let sFromK2SO4 = k2so4 * sContentK2SO4;
let kFromK2SO4 = k2so4 * kContentK2SO4;
// 6. NH₄NO₃
nRemaining = n - nFromCaNO3 - nFromKNO3 - nFromMgNO3;
let nh4no3 = nRemaining > 0 ? nRemaining / nContentNH4NO3 : 0;
// Учёт плотности (итеративно)
let totalMass = caNO3 + kh2po4 + kno3 + mgso4 + k2so4 + nh4no3;
let density = (
getDensity("Ca(NO3)2*4H2O", caNO3) +
getDensity("KH2PO4", kh2po4) +
getDensity("KNO3", kno3) +
getDensity("MgSO4*7H2O", mgso4) +
getDensity("K2SO4", k2so4) +
getDensity("NH4NO3", nh4no3)
) / 6; // Средняя плотность
let volume = 1000 * density; // Реальный объём
// Корректировка концентраций
let totalN = (nFromCaNO3 + nFromKNO3 + nh4no3 * nContentNH4NO3) / density;
let totalP = (kh2po4 * pContent) / density;
let totalK = (kFromKH2PO4 + kFromKNO3 + kFromK2SO4) / density;
let totalCa = (caNO3 * caContentCa) / density;
let totalMg = (mgso4 * mgContentMgSO4) / density;
let totalS = (sFromMgSO4 + sFromK2SO4) / density;
let resultText = `
<h3>Результаты расчёта (г/1000 л):</h3>
<p>Ca(NO₃)₂·4H₂O: ${caNO3.toFixed(2)} (Ca: ${totalCa.toFixed(2)}, N: ${nFromCaNO3.toFixed(2)})</p>
<p>KH₂PO₄: ${kh2po4.toFixed(2)} (P: ${totalP.toFixed(2)}, K: ${kFromKH2PO4.toFixed(2)})</p>
<p>KNO₃: ${kno3.toFixed(2)} (K: ${kFromKNO3.toFixed(2)}, N: ${nFromKNO3.toFixed(2)})</p>
<p>MgSO₄·7H₂O: ${mgso4.toFixed(2)} (Mg: ${totalMg.toFixed(2)}, S: ${sFromMgSO4.toFixed(2)})</p>
<p>Mg(NO₃)₂: ${mgno3.toFixed(2)} (Mg: ${(mgno3 * mgContentMgNO3).toFixed(2)}, N: ${nFromMgNO3.toFixed(2)})</p>
<p>K₂SO₄: ${k2so4.toFixed(2)} (S: ${sFromK2SO4.toFixed(2)}, K: ${kFromK2SO4.toFixed(2)})</p>
<p>NH₄NO₃: ${nh4no3.toFixed(2)} (N: ${(nh4no3 * nContentNH4NO3).toFixed(2)})</p>
<h3>Итоговые концентрации (мг/л, с учётом плотности ${density.toFixed(4)}):</h3>
<p>N: ${totalN.toFixed(2)}, P: ${totalP.toFixed(2)}, K: ${totalK.toFixed(2)}, Ca: ${totalCa.toFixed(2)}, Mg: ${totalMg.toFixed(2)}, S: ${totalS.toFixed(2)}</p>
`;
document.getElementById("result").innerHTML = resultText;
}
</script>
</body>
</html> |