Javascript 我的HTML页面在一次、两次或三次迭代后刷新。怎么了？
我正在写一个叶片应力例程，所有输入字段都应该是数字 Claculate按钮将计算，然后有时刷新（您可以看到来自脚本的表格填写），刷新将取出表格答案和所有填写的值 当它不刷新时，我可以打印页面或更改值，然后再次点击计算。这就是HTML应用程序的意图 关于浏览器有什么我不知道的吗 我在Opera上试过，调试完成整个Calc1（）功能，然后继续跟踪到Opera代码，所以点击F8，它有时会工作有时会刷新页面。我试过Chrome Firefox在计算机上不能正常工作，必须重新加载它 感谢您提供任何可以解决此问题的反馈 这是我的密码：Javascript 我的HTML页面在一次、两次或三次迭代后刷新。怎么了？,javascript,html,Javascript,Html,我正在写一个叶片应力例程，所有输入字段都应该是数字 Claculate按钮将计算，然后有时刷新（您可以看到来自脚本的表格填写），刷新将取出表格答案和所有填写的值 当它不刷新时，我可以打印页面或更改值，然后再次点击计算。这就是HTML应用程序的意图 关于浏览器有什么我不知道的吗 我在Opera上试过，调试完成整个Calc1（）功能，然后继续跟踪到Opera代码，所以点击F8，它有时会工作有时会刷新页面。我试过Chrome Firefox在计算机上不能正常工作，必须重新加载它 感谢您提供任何可以解决
<!-- turn on quirks mode for IE -->
<!DOCTYPE html>
<html lang="en">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
<title>MixPro® BladeStress 3000 & 4000</title>
<style>
label {
display: inline-block;
width: 170px;
}
span {
line-height: 1.0;
}
</style>
</head>
<body>
<section>
<div id="header" style="position: fixed; top: 0; left: 0; width: 100%; height: 10px;">
<div style="margin-top:5px; margin-left:5px; margin-right:5px;">
<div style="width:25%; float:left; text-align:left;"><img src="/tracker/static/mixpro.jpg" alt="MixPro Logo"></div>
<div style="width:50%; float: left; text-align:center; font-family: TeXGyreChorus; font-size: 35px;">
<!-- <div><img src="/tracker/static/vortex.jpg" alt="Squirrel" style="float: left; height:110px;"></div>-->
<div><bold><br>MixPro<sup>®</sup> BladeStress 3000 & 4000</bold></div>
</div>
<div style="width:25%; float: left; text-align:right;"><img src="/tracker/static/mixpro.jpg" alt="MixPro Logo"></div>
</div>
</div>
</section>
<div style="border-style: double; margin-top:150px; margin-left:50px; margin-right:50px; line-height: 1.7;" id='maindiv'>
<form autocomplete="off" style="padding-left: 50px;">
<label for="mpower">Motor Power:</label>
<input type="text" id="mpower"><br>
<label for="slurrySG">Slurry Specific Gravity:</label>
<input type="text" id="slurrySG"><br>
<label for="HSF">Hydraulic Service Factor:</label>
<input type="text" id="HSF"><br>
<label for="TF">Turbine Factor:</label>
<input type="text" id="TF"><br>
<label for="shdia">Shaft Diameter:</label>
<input type="text" id="shdia"><br>
<label for="hubdia">Hub Diameter:</label>
<input type="text" id="hubdia"><br>
<label for="ImpellerType">Impeller Type:</label>
<select id="ImpellerType">
<option value="3300">3300</option>
<option value="3400">3400</option>
<option value="4445">4445</option>
<option value="4490">4490</option>
</select><br>
<label for="pdia">Impeller Diameter:</label>
<input type="text" id="pdia"><br>
<label for="n">Output Speed:</label>
<input type="text" id="n"><br>
<label for="ConnectionType">Connection Type:</label>
<select id="ConnectionType" onchange="ConnectionType1()">
<option value="Bolted">Bolted</option>
<option value="Welded">Welded</option>
</select><br>
<label id="learth" for="earth">Ear Thickness:</label>
<input type="text" id="earth"><br id="bearth">
<label for="bladeth">Blade Thickness:</label>
<input type="text" id="bladeth"><br>
Gusset:
<label style="margin-left:117px;" class="radio-inline">
<input type="radio" onchange="handleClick1();" name="radio1">Yes
</label>
<label class="radio-inline">
<input style="margin-left:-95px;" type="radio" onchange="handleClick2();" name="radio1">No
</label>
<br>
<label style="display: none;" id="lgussth" for="gussth">Gusset Thickness:</label>
<input style="display: none;" type="text" id="gussth" name="gussth"><br style="display: none;" id="bgussth">
<label style="display: none;" id="lnguss" for="nguss">Number of Gussets:</label>
<input style="display: none;" type="text" id="nguss" name="nguss"><br style="display: none;" id="bnguss">
<button style="margin-left:170px; width:80px;" id="Calc" value="Calc" onclick="Calc1()">Calculate</button>
<button style="width:80px;"id="Print" value="Print" onclick="window.print()">Print</button>
<br>
<table style="line-height: 1.2; width:65%;">
<tr>
<th id="stresstitle" style="text-align:left"></th>
</tr>
<tr>
<td id="earstress1"></td>
<td id="earstress2" style="text-align:right"></td>
</tr>
<tr>
<td id="bladestress1"></td>
<td id="bladestress2" style="text-align:right"></td>
</tr>
<tr>
<td id="powerdraw1"></td>
<td id="powerdraw2" style="text-align:right"></td>
</tr>
<tr>
<th id="taper" style="text-align:left"></th>
</tr>
</table>
</form>
</div>
<script language='javascript'>
var gusset = false;
var bolted = true;
var inputvalid = true;
function handleClick1() {
document.getElementById("lgussth").style.display = "inline-block";
document.getElementById("gussth").style.display = "inline";
document.getElementById("bgussth").style.display = "inline";
document.getElementById("lnguss").style.display = "inline-block";
document.getElementById("nguss").style.display = "inline";
document.getElementById("bnguss").style.display = "inline";
gusset = true;
}
function handleClick2() {
document.getElementById("lnguss").style.display = "none";
document.getElementById("nguss").style.display = "none";
document.getElementById("bnguss").style.display = "none";
document.getElementById("lgussth").style.display = "none";
document.getElementById("gussth").style.display = "none";
document.getElementById("bgussth").style.display = "none";
document.getElementById("gussth").value = null;
document.getElementById("nguss").value = null;
gusset = false;
}
function ConnectionType1() {
var x = document.getElementById("ConnectionType").value;
if (x == "Bolted") {
document.getElementById("learth").style.display = "inline-block";
document.getElementById("earth").style.display = "inline";
document.getElementById("bearth").style.display = "inline";
bolted = true;
} else {
document.getElementById("learth").style.display = "none";
document.getElementById("earth").style.display = "none";
document.getElementById("bearth").style.display = "none";
bolted = false;
}
}
function Calc1() {
if (isNaN(document.getElementById("mpower").value)) {
alert("Motor Power Must be a number");
inputvalid = false;
} else {
if (document.getElementById("mpower").value == 0) {
alert("Motor Power Must not be blank");
inputvalid = false;
}
}
if (isNaN(document.getElementById("slurrySG").value)) {
alert("Slurry Specific Gravity Must be a number");
inputvalid = false;
} else {
if (document.getElementById("slurrySG").value == 0) {
alert("Slurry Specific Gravity Must not be blank");
inputvalid = false;
}
}
if (isNaN(document.getElementById("HSF").value)) {
alert("Hydraulic Service Factor Must be a number");
inputvalid = false;
} else {
if (document.getElementById("HSF").value == 0) {
alert("Hydraulic Service Factor Must not be blank");
inputvalid = false;
}
}
if (isNaN(document.getElementById("TF").value)) {
alert("Turbine Factor Must be a number");
} else {
if (document.getElementById("TF").value == 0) {
alert("Turbine Factor Must not be blank");
}
}
if (isNaN(document.getElementById("shdia").value)) {
alert("Shaft Diameter Must be a number");
inputvalid = false;
} else {
if (document.getElementById("shdia").value == 0) {
alert("Shaft Diameter Must not be blank");
inputvalid = false;
}
}
if (isNaN(document.getElementById("hubdia").value)) {
alert("Hub Diameter Must be a number");
inputvalid = false;
} else {
if (document.getElementById("hubdia").value == 0) {
alert("Hub Diameter Must not be blank");
inputvalid = false;
}
}
if (isNaN(document.getElementById("pdia").value)) {
alert("Impeller Diameter Must be a number");
inputvalid = false;
} else {
if (document.getElementById("pdia").value == 0) {
alert("Impeller Diameter Must not be blank");
inputvalid = false;
}
}
if (isNaN(document.getElementById("n").value)) {
alert("Output Speed Must be a number");
inputvalid = false;
} else {
if (document.getElementById("n").value == 0) {
alert("Output Speed Must not be blank");
inputvalid = false;
}
}
if (document.getElementById("ConnectionType").value == "Bolted") {
if (isNaN(document.getElementById("earth").value)) {
alert("Ear Thickness Must be a number");
inputvalid = false;
} else {
if (document.getElementById("earth").value == 0) {
alert("Ear Thickness Must not be blank");
inputvalid = false;
}
}
} else {
document.getElementById("earth").value = "";
}
if (isNaN(document.getElementById("bladeth").value)) {
alert("Blade Thickness Must be a number");
inputvalid = false;
} else {
if (document.getElementById("bladeth").value == 0) {
alert("Blade Thickness Must not be blank");
inputvalid = false;
}
}
if (gusset) {
if (isNaN(document.getElementById("gussth").value)) {
alert("Gusset Thickness Must be a number");
inputvalid = false;
} else {
if (document.getElementById("gussth").value == 0) {
alert("Gusset Thickness Must not be blank");
inputvalid = false;
}
};
if (isNaN(document.getElementById("nguss").value)) {
alert("Number of Gussets Must be a number");
inputvalid = false;
} else {
if (document.getElementById("nguss").value == 0) {
alert("Number of Gussets Must not be blank");
inputvalid = false;
}
}
} else {
document.getElementById("gussth").value = "";
document.getElementById("nguss").value = "";
};
if (inputvalid) {
var hp = Number(document.getElementById("mpower").value);
var sg = Number(document.getElementById("slurrySG").value);
var hsf = Number(document.getElementById("HSF").value);
var tf = Number(document.getElementById("TF").value);
var shdia = Number(document.getElementById("shdia").value);
var hubdia = Number(document.getElementById("hubdia").value);
var imptype = document.getElementById("ImpellerType").value;
var pdia = Number(document.getElementById("pdia").value);
var n = Number(document.getElementById("n").value);
var contype = document.getElementById("ConnectionType").value;
var earth = Number(document.getElementById("earth").value);
var bladeth = Number(document.getElementById("bladeth").value);
var nguss = Number(document.getElementById("nguss").value);
var gussth = Number(document.getElementById("gussth").value);
var pguss = "";
var earlen = 0;
switch(imptype) {
case "3300":
var bladeang = 45;
var nblades = 3;
var npo = 0.3;
var c = 0.6;
var bladefac = 0.16;
if (bolted) {
if (pdia >= 90) {
var earwdth = Math.round(2 * pdia / 11 + .49) / 2;
} else {
var earwdth = Math.round(2 * pdia / 12 + .49) / 2;
}
hubear = hubdia * .85 / Math.sin(bladeang * Math.PI / 180);
if (hubear < earwdth) {
earwdth2 = hubear;
} else {
earwdth2 = earwdth;
}
}
break;
case "3400":
var bladeang = 45;
var nblades = 4;
var npo = 0.37;
var c = 0.7;
var bladefac = 0.16;
if (bolted) {
if (pdia >= 90) {
var earwdth = Math.round(2 * pdia / 11 + .49) / 2;
} else {
var earwdth = Math.round(2 * pdia / 12 + .49) / 2;
}
hubear = hubdia * .85 / Math.sin(bladeang * Math.PI / 180);
if (hubear < earwdth) {
earwdth2 = hubear;
} else {
earwdth2 = earwdth;
}
}
break;
case "4445":
var bladeang = 45;
var nblades = 4;
var npo = 1.27;
var c = 1.2107;
var bladefac = 0.19;
if (bolted) {
var earwdth = Math.round(2 * pdia * 0.095 + .49) / 2;
hubear = hubdia * .85 / Math.sin(bladeang * Math.PI / 180);
if (hubear < earwdth) {
earwdth2 = hubear;
} else {
earwdth2 = earwdth;
}
}
break;
case "4490":
var bladeang = 90;
var nblades = 4;
var npo = 3.64;
var c = 1.97;
var bladefac = 0.19;
if (bolted) {
var earwdth = Math.round(2 * pdia * 0.095 + .49) / 2;
hubear = hubdia * .85 / Math.sin(bladeang * Math.PI / 180);
if (hubear < earwdth) {
earwdth2 = hubear;
} else {
earwdth2 = earwdth;
}
}
break;
}
var bladewdth = bladefac * pdia;
if (bolted) {
earlen = earwdth + earth + .125;
}
var Fa = 0.97 * sg * c * Math.pow((n / 60), 2) * Math.pow((pdia / 12), 4) / nblades;
var Ft = 0.7705 * sg * npo * tf * Math.pow((n / 60), 2) * Math.pow((pdia / 12), 4) / nblades;
var Fra = Fa * Math.cos(bladeang * Math.PI / 180) + Ft * Math.sin(bladeang * Math.PI / 180);
var Fr = (0.8 + 0.2 * hsf) * Fra;
var Mblade = Fr * (0.4 * pdia - 0.5 * hubdia - earlen);
if (bolted) {
var Mear = Fr * (0.4 * pdia - 0.5 * hubdia);
var bladestress = 6 * Mblade / (bladewdth * Math.pow(bladeth, 2));
if (gusset) {
var gussht = Math.round(4 * pdia / 32 + .49) / 4;
var NAxis = (((earth / 2) * earwdth * earth) + ((earth + (gussht / 2)) * gussht * gussth * nguss)) / (earth * earwdth + gussht * gussth * nguss);
var MInert = (((1 / 12) * earwdth * Math.pow(earth, 3)) + (earwdth * earth * Math.pow((NAxis - (earth / 2)), 2))) + ((1 / 12) * nguss * gussth * Math.pow(gussht, 3)) + (nguss * gussth * gussht * Math.pow((NAxis - (earth + (gussht / 2))), 2));
var earstress = Mear * (earth + gussht - NAxis) / MInert;
pguss = "with Gusset(s)";
} else {
var NAxis = earth/2;
var MInert = ((1 / 12) * earwdth * Math.pow(earth, 3));
var earstress = Mear * (earth - NAxis) / MInert;
}
} else {
var NAxis = bladeth/2;
var hubear = hubdia * .85 / Math.sin(bladeang * Math.PI / 180);
if (hubear < bladewdth) {
var earwdth2 = hubear;
} else {
var earwdth2 = bladewdth;
}
var MInert = ((1 / 12) * earwdth2 * (bladeth ^ 3));
var bladestress = 6 * Mblade / (earwdth2 * Math.pow(bladeth, 2));
}
var PD = (npo * sg * tf * Math.pow((n / 60), 3) * Math.pow((pdia * 25.4 / 1000), 5)) / 0.746;
document.getElementById("stresstitle").innerHTML = contype + " Blade MP-"+imptype+ " Impeller "+pguss;
if (bolted) {
document.getElementById("earstress1").innerHTML = "\u03C3, Ear-root (psi)";
document.getElementById("earstress2").innerHTML = earstress.toFixed(2);
}
document.getElementById("bladestress1").innerHTML = "\u03C3, Blade at ear tip (psi)";
document.getElementById("bladestress2").innerHTML = bladestress.toFixed(2);
document.getElementById("powerdraw1").innerHTML = " Impeller Power Draw (hp)";
document.getElementById("powerdraw2").innerHTML = PD.toFixed(2);
if (bolted) {
if (earwdth > earwdth2) {
document.getElementById("taper").innerHTML = "Note: Ear Width tapered at hub weld from "+earwdth+" to "+earwdth2;
}
} else {
if (bladewdth > earwdth2) {
document.getElementById("taper").innerHTML = "Note: Blader Width tapered at hub weld from "+bladewdth+" to "+earwdth2;
}
}
};
}
</script>
</body>
</html>
MixPro®；叶片压力3000和4000
标签{
显示：内联块；
宽度：170px；
}
跨度{
线高：1.0；
}
MixPro®；叶片压力3000和4000
电机功率：
泥浆比重：
液压工作系数：
涡轮系数：
轴直径：
轮毂直径：
叶轮类型：
3300
3400
4445
4490
叶轮直径：
输出速度：
连接类型：
栓住
焊接
耳朵厚度：
叶片厚度：
角撑板：
对
不
角撑板厚度：
角撑板数量：
算计
印刷品
var-gusset=false；
var=true；
var inputvalid=true；
函数handleClick1（）{
document.getElementById（“lgussth”）.style.display=“内联块”；
document.getElementById（“gussh”）.style.display=“inline”；
document.getElementById（“bgussth”）.style.display=“inline”；
document.getElementById（“lnguss”）.style.display=“内联块”；
document.getElementById（“nguss”）.style.display=“inline”；
document.getElementById（“BNGUS”）.style.display=“inline”；
角撑板=真；
}
函数handleClick2（）{
document.getElementById（“lnguss”）.style.display=“无”；
document.getElementById（“nguss”）.style.display=“无”；
document.getElementById（“BNGUS”）.style.display=“无”；
document.getElementById（“lgussth”）.style.display=“无”；
document.getElementById（“gussh”）.style.display=“无”；
document.getElementById（“bgussth”）.style.display=“无”；
document.getElementById（“gussh”）.value=null；
document.getElementById（“nguss”）.value=null；
角撑板=假；
}
函数ConnectionType1（）{
var x=document.getElementById（“ConnectionType”）.value；
如果（x==“螺栓连接”）{
document.getElementById（“learth”）.style.display=“内联块”；
document.getElementById（“earth”）.style.display=“inline”；
document.getElementById（“bearth”）.style.display=“inline”；
螺栓连接=正确；
}否则{
document.getElementById（“learth”）.style.display=“无”；
document.getElementById（“地球”）.style.display=“无”；
document.getElementById（“bearth”）.style.display=“无”；
螺栓连接=假；
}
}
函数Calc1（）{
if（isNaN（document.getElementById（“mpower”）.value））{
警报（“电机功率必须为数字”）；
inputvalid=false；
}否则{
if（document.getElementById（“mpower”）.value==0）{
警报（“电机功率不得为空”）；
inputvalid=false；
}
}
if（isNaN（document.getElementById（“slurrySG”）.value））{
警报（“泥浆比重必须为数字”）；
inputvalid=false；
}否则{
if（document.getElementById（“slurrySG”）.value==0）{
警报（“泥浆比重不得为空”）；
inputvalid=false；
}
}
if（isNaN（document.getElementById（“HSF”）.value））{
警报（“液压工作系数必须是一个数字”）；
inputvalid=false；
}否则{
if（document.getElementById（“HSF”）.value==0）{
警报（“液压工作系数不得为空”）；
inputvalid=false；
}
}
if（isNaN（document.getElementById（“TF”）.value））{
警报（“涡轮机系数必须是一个数字”）；
}否则{
if（document.getElementById（“TF”）.value==0）{
警报（“涡轮机系数不得为空”）；
}
}
if（isNaN（document.getElementById（“shdia”）.value））{
警告（“轴直径必须是一个数字”）；
inputvalid=false；
}否则{
if（document.getElementById（“shdia”）.value=