18650电池计算器 HTML
电池计算HTML
保存为本地.html文件,输入参数即可进行计算。
<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>18650电池计算器</title>
</head>
<body>
<h1>18650电池计算器</h1>
<p>请输入以下信息:</p>
<label for="voltage">工作电压(V):</label>
<input type="number" id="voltage"><br><br>
<label for="current">电流(A):</label>
<input type="number" id="current"><br><br>
<label for="power">功率(W):</label>
<input type="number" id="power"><br><br>
<label for="time">工作时间(小时):</label>
<input type="number" id="time"><br><br>
<label for="capacity">电池容量(mAh):</label>
<input type="number" id="capacity"><br><br>
<label for="maxVoltage">电池最高电压(V):</label>
<input type="number" id="maxVoltage"><br><br>
<button onclick="calculateBattery()">计算</button><br><br>
<h2>计算公式:</h2>
<p id="calculationFormula"></p>
<h2>计算过程:</h2>
<p id="calculationProcess"></p>
<h2>推荐电池数量:</h2>
<p id="batteryInfo"></p>
<script>
function calculateBattery() {
const voltage = parseFloat(document.getElementById('voltage').value);
const current = parseFloat(document.getElementById('current').value);
const power = parseFloat(document.getElementById('power').value);
const time = parseFloat(document.getElementById('time').value);
const capacity = parseFloat(document.getElementById('capacity').value);
const maxVoltage = parseFloat(document.getElementById('maxVoltage').value);
const energy = power * time; // 计算能量消耗(Wh)
const capacityAh = capacity / 1000; // 将mAh转换为Ah
const numCellsSeries = Math.ceil(voltage / maxVoltage); // 计算需要串联的电池数量
const numCellsParallel = Math.ceil(capacityAh / 2); // 每节18650电池容量一般为2Ah,计算需要并联的电池数量
const calculationFormula = `计算公式:<br>
需要串联的电池数量 = 工作电压 / 电池最高电压<br>
需要并联的电池数量 = 电池容量 / 2`;
const calculationProcess = `计算过程:<br>
能量消耗(Wh)= ${energy}<br>
电池容量(Ah)= ${capacityAh}<br>
需要串联的电池数量 = ${numCellsSeries}<br>
需要并联的电池数量 = ${numCellsParallel}`;
const batteryInfo = `推荐电池数量:<br>
串联电池数量:${numCellsSeries} 节<br>
并联电池数量:${numCellsParallel} 节<br>
总计:${numCellsSeries * numCellsParallel} 节`;
document.getElementById('calculationFormula').innerHTML = calculationFormula;
document.getElementById('calculationProcess').innerHTML = calculationProcess;
document.getElementById('batteryInfo').innerHTML = batteryInfo;
}
</script>
</body>
</html>