{"id":16935,"date":"2026-04-23T06:51:22","date_gmt":"2026-04-23T06:51:22","guid":{"rendered":"https:\/\/www.dgcrane.com\/?p=16935"},"modified":"2026-04-23T07:34:51","modified_gmt":"2026-04-23T07:34:51","slug":"crane-hoist-motor-power-calculator","status":"publish","type":"post","link":"https:\/\/www.dgcrane.com\/sv\/crane-hoist-motor-power-calculator\/","title":{"rendered":"Online-verktyg f\u00f6r kraftber\u00e4kning av kranlyftsmotorer"},"content":{"rendered":"<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-1 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div id=\"crane-hoist-calculator\">\n  <div class=\"calc-container\">\n    <!-- \u8d77\u91cd\u91cf -->\n    <div class=\"calc-item\">\n      <label for=\"crane-capacity\">Lyftkapacitet (ton)<\/label>\n      <input type=\"text\" id=\"crane-capacity\" placeholder=\"t.ex. 5\">\n      <div class=\"error-msg\" id=\"error-capacity\"><\/div>\n    <\/div>\n\n    <!-- \u8d77\u5347\u901f\u5ea6 -->\n    <div class=\"calc-item\">\n      <label for=\"crane-speed\">Lyfthastighet (m\/min)<\/label>\n      <input type=\"text\" id=\"crane-speed\" placeholder=\"t.ex. 8\">\n      <div class=\"error-msg\" id=\"error-speed\"><\/div>\n    <\/div>\n\n    <!-- \u673a\u68b0\u6548\u7387 -->\n    <div class=\"calc-item\">\n      <label for=\"crane-efficiency\">Mekanisk effektivitet<\/label>\n<input type=\"text\" id=\"crane-efficiency\" placeholder=\"t.ex. 0,88\">\n      <div class=\"error-msg\" id=\"error-efficiency\"><\/div>\n    <\/div>\n\n    <!-- \u6309\u94ae -->\n    <div class=\"calc-buttons\">\n      <button id=\"crane-calculate\">Kalkylera<\/button>\n      <button id=\"crane-reset\">\u00c5terst\u00e4lla<\/button>\n    <\/div>\n\n    <!-- \u7ed3\u679c -->\n    <div class=\"calc-result-box\">\n      <div class=\"result-label\">Motoreffekt (kW)<\/div>\n      <div id=\"crane-result\">\u2014kW<\/div>\n    <\/div>\n  <\/div>\n<\/div>\n\n<style>\n\/* \u4f5c\u7528\u57df\u9650\u5b9a\uff1a\u4ec5 #crane-hoist-calculator \u5185\u751f\u6548 *\/\n#crane-hoist-calculator {\n  max-width: 545px;\n  padding: 30px;\n  background: #EAEEF7;\n  box-sizing: border-box;\n}\n#crane-hoist-calculator * {\n  margin: 0;\n  padding: 0;\n  box-sizing: border-box;\n  font-family: inherit;\n}\n#crane-hoist-calculator .calc-container {\n  display: grid;\n  gap: 20px;\n}\n#crane-hoist-calculator .calc-item {\n  position: relative;\n  display: grid;\n  gap: 10px;\n  \/* \u56fa\u5b9a\u9ad8\u5ea6\u5360\u4f4d\uff0c\u9632\u6b62\u5e03\u5c40\u8df3\u52a8 *\/\n  padding-bottom: 20px;\n}\n#crane-hoist-calculator label {\n  font-size: 14px;\n  line-height: 120%;\n  color: #4a4a4a;\n}\n#crane-hoist-calculator input {\n  height: 36px;\n  font-size: 16px;\n  padding: 2px 10px;\n  border: 1px solid #ccc;\n  background: #fff;\n  transition: all 0.2s ease;\n}\n#crane-hoist-calculator input:focus {\n  border: 2px solid #002266 !important;\n  outline: none;\n}\n\/* \u9519\u8bef\u63d0\u793a\u7edd\u5bf9\u5b9a\u4f4d\uff0c\u4e0d\u5360\u7528\u6587\u6863\u6d41\uff0c\u4e0d\u6324\u538b\u5e03\u5c40 *\/\n#crane-hoist-calculator .error-msg {\n  position: absolute;\n  left: 0;\n  bottom: 0;\n  font-size: 12px;\n  color: red;\n  display: none;\n  line-height: 1.2;\n}\n#crane-hoist-calculator input.input-error {\n  border-color: red !important;\n}\n#crane-hoist-calculator .calc-buttons {\n  display: flex;\n  gap: 20px;\n}\n#crane-hoist-calculator .calc-buttons button {\n  flex: 1;\n  height: 34px;\n  font-size: 14px;\n  border: none;\n  cursor: pointer;\n  transition: all 0.2s ease;\n}\n#crane-hoist-calculator .calc-buttons button:first-child {\n  background: #0a3487;\n  color: #fff;\n}\n#crane-hoist-calculator .calc-buttons button:last-child {\n  background: #fff;\n  color: #4a4a4a;\n}\n#crane-hoist-calculator .calc-buttons button:hover {\n  background: #F58423 !important;\n  color: #fff !important;\n}\n#crane-hoist-calculator .calc-result-box {\n  margin-top: 10px;\n}\n#crane-hoist-calculator .result-label {\n  font-size: 14px;\n  font-weight: 700;\n  color: #4a4a4a;\n  margin-bottom: 8px;\n}\n#crane-hoist-calculator #crane-result {\n  font-size: 40px;\n  line-height: 120%;\n  font-weight: 700;\n  color: #003296;\n}\n\n\/* \u79fb\u52a8\u7aef\u9002\u914d *\/\n@media (max-width: 768px) {\n  #crane-hoist-calculator {\n    padding: 20px;\n  }\n  #crane-hoist-calculator label {\n    font-size: 0.28rem;\n  }\n  #crane-hoist-calculator input {\n    height: 0.7rem;\n    font-size: 0.28rem;\n  }\n  #crane-hoist-calculator .calc-item {\n    padding-bottom: 0.4rem;\n  }\n  #crane-hoist-calculator .error-msg {\n    font-size: 0.24rem;\n  }\n  #crane-hoist-calculator .calc-buttons {\n    flex-direction: column;\n    gap: 12px;\n  }\n  #crane-hoist-calculator .calc-buttons button {\n    min-height: 0.7rem;\n    font-size: 0.28rem;\n    width: 100%;\n  }\n  #crane-hoist-calculator #crane-result {\n    font-size: 0.8rem;\n  }\n  #crane-hoist-calculator .result-label {\n    font-size: 0.28rem;\n  }\n}\n<\/style>\n\n<script>\n(function() {\n  \/\/ \u907f\u514d\u5168\u5c40\u6c61\u67d3\n  const calculator = {\n    init: function() {\n      this.bindEvents();\n    },\n    bindEvents: function() {\n      const calcBtn = document.getElementById('crane-calculate');\n      const resetBtn = document.getElementById('crane-reset');\n      const inputs = document.querySelectorAll('#crane-hoist-calculator input');\n\n      calcBtn.addEventListener('click', this.calculate.bind(this));\n      resetBtn.addEventListener('click', this.reset.bind(this));\n      inputs.forEach(input => {\n        input.addEventListener('input', () => {\n          this.clearError(input.id.replace('crane-', ''));\n        });\n      });\n    },\n    \/\/ \u8bbe\u7f6e\u9519\u8bef\n    setError: function(field, msg) {\n      const input = document.getElementById(`crane-${field}`);\n      const errorEl = document.getElementById(`error-${field}`);\n      input.classList.add('input-error');\n      errorEl.textContent = msg;\n      errorEl.style.display = 'block';\n    },\n    \/\/ \u6e05\u9664\u9519\u8bef\n    clearError: function(field) {\n      const input = document.getElementById(`crane-${field}`);\n      const errorEl = document.getElementById(`error-${field}`);\n      input.classList.remove('input-error');\n      errorEl.style.display = 'none';\n    },\n    \/\/ \u6821\u9a8c\u8f93\u5165\n    validateInput: function() {\n      let valid = true;\n      const capacity = document.getElementById('crane-capacity').value.trim();\n      const speed = document.getElementById('crane-speed').value.trim();\n      const efficiency = document.getElementById('crane-efficiency').value.trim();\n\n      \/\/ \u8d77\u91cd\u91cf\u6821\u9a8c\n      if (!capacity || isNaN(capacity) || Number(capacity) <= 0) {\n        this.setError('capacity', 'Please enter a valid positive number');\n        valid = false;\n      }\n      \/\/ \u901f\u5ea6\u6821\u9a8c\n      if (!speed || isNaN(speed) || Number(speed) <= 0) {\n        this.setError('speed', 'Please enter a valid positive number');\n        valid = false;\n      }\n      \/\/ \u6548\u7387\u6821\u9a8c\n      if (!efficiency || isNaN(efficiency) || Number(efficiency) <= 0 || Number(efficiency) > 1) {\n        this.setError('efficiency', 'Please enter a value between 0 and 1');\n        valid = false;\n      }\n      return valid;\n    },\n    \/\/ \u8ba1\u7b97\u903b\u8f91\n    calculate: function() {\n      if (!this.validateInput()) return;\n\n      const m_ton = Number(document.getElementById('crane-capacity').value);\n      const v_mmin = Number(document.getElementById('crane-speed').value);\n      const eta = Number(document.getElementById('crane-efficiency').value);\n\n      \/\/ \u5355\u4f4d\u8f6c\u6362\n      const m = m_ton * 1000;\n      const v = v_mmin \/ 60;\n      const g = 9.81;\n\n      \/\/ \u516c\u5f0f P = (m * g * v) \/ (1000 * \u03b7)\n      const power = (m * g * v) \/ (1000 * eta);\n      document.getElementById('crane-result').textContent = power.toFixed(2) + ' kW';\n    },\n    \/\/ \u91cd\u7f6e\n    reset: function() {\n      document.getElementById('crane-capacity').value = '';\n      document.getElementById('crane-speed').value = '';\n      document.getElementById('crane-efficiency').value = '';\n      document.getElementById('crane-result').textContent = '\u2014';\n      \n      \/\/ \u6e05\u9664\u6240\u6709\u9519\u8bef\n      this.clearError('capacity');\n      this.clearError('speed');\n      this.clearError('efficiency');\n    }\n  };\n\n  \/\/ \u521d\u59cb\u5316\n  calculator.init();\n})();\n<\/script>\n<\/div>\n<\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Formel f\u00f6r ber\u00e4kning av kranlyftsmotorns effekt<\/h2>\n\n\n\n<!DOCTYPE html>\n<html lang=\"zh-CN\">\n<head>\n    <meta charset=\"UTF-8\">\n    <meta name=\"viewport\" content=\"width=device-width, initial-scale=1.0\">\n    <title>\u516c\u5f0f<\/title>\n    <style>\n        \/* \u4ec5\u516c\u5f0f\u5bb9\u5668\u6837\u5f0f\uff0c\u65e0\u5168\u5c40\u63a7\u5236 *\/\n        .formula-container {\n            font-family: \"Times New Roman\", serif;\n            font-size: 20px;\n            display: flex;\n            align-items: center;\n            gap: 0.3em;\n        }\n.formula-container span{color: #000000;}\n        .formula-fraction {\n            display: inline-flex;\n            flex-direction: column;\n            align-items: center;\n        }\n        .fraction-top,\n        .fraction-bottom {\n            padding: 0 0.2em;\n        }\n        .fraction-line {\n            width: 100%;\n            height: 0.05em;\n            background-color: #000;\n        }\n\n        \/* \u79fb\u52a8\u7aef\u5355\u72ec\u9002\u914d\uff0c\u65e0\u5168\u5c40\u5f71\u54cd *\/\n        @media (max-width: 768px) {\n            .formula-container {\n                font-size: 0.3rem;\n            }\n        }\n    <\/style>\n<\/head>\n<body>\n    <div class=\"formula-container\">\n        <span>P<\/span>\n        <span>=<\/span>\n        <div class=\"formula-fraction\">\n            <div class=\"fraction-top\">m\u00b7g\u00b7v<\/div>\n            <div class=\"fraction-line\"><\/div>\n            <div class=\"fraction-bottom\">1000\u00b7\u03b7<\/div>\n        <\/div>\n    <\/div>\n<\/body>\n<\/html>\n\n\n\n<div style=\"height:10px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<ul class=\"wp-block-list\">\n<li>P: Ber\u00e4knad motoreffekt, enhet kW<\/li>\n\n\n\n<li>m: Nominell lyftvikt, enhet kg<\/li>\n\n\n\n<li>g: Gravitationsacceleration, 9,81 m\/s\u00b2<\/li>\n\n\n\n<li>v: Nominell lyfthastighet, enhet m\/s<\/li>\n\n\n\n<li>\u03b7: Total mekanisk verkningsgrad (decimal)<\/li>\n<\/ul>\n\n\n\n<div style=\"height:60px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Instruktioner f\u00f6r enhetsomvandling<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>N\u00e4r inmatningshastighetsenheten \u00e4r m\/min (meter per minut) konverteras den automatiskt till m\/s (meter per sekund) i bakgrunden.<\/li>\n\n\n\n<li>N\u00e4r den inmatade massenheten \u00e4r t (ton) konverteras den automatiskt till kg (kilogram) i bakgrunden.<\/li>\n<\/ul>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Till\u00e4mpliga produkter och omfattning<\/h2>\n\n\n\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-2 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:38%\">\n<h3 class=\"wp-block-heading\">Till\u00e4mpliga produkter<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Enbalks traverskranar<\/li>\n\n\n\n<li>Dubbelbalk \u00f6verheadkranar<\/li>\n\n\n\n<li>Enkelbalk portalkranar<\/li>\n\n\n\n<li>Dubbelbalk portalkranar<\/li>\n<\/ul>\n<\/div>\n\n\n\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:60%\">\n<h3 class=\"wp-block-heading\">Till\u00e4mplig omfattning<\/h3>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Nominell lyftkapacitet: 0,5 t ~ 200 t<\/li>\n\n\n\n<li>T\u00e4ckning av arbetsklass: A1~A6 (motsvarande M1~M6)<\/li>\n\n\n\n<li>H\u00f6jd \u2264 1000 m<\/li>\n\n\n\n<li>Omgivningstemperatur: \u2264 40 \u2103<\/li>\n\n\n\n<li>Arbetsf\u00f6rh\u00e5llanden: Allm\u00e4nna inomhusapplikationer i verkstad och utomhus, stabil n\u00e4tsp\u00e4nning<\/li>\n<\/ul>\n<\/div>\n<\/div>\n\n\n\n<h3 class=\"wp-block-heading\">Inte till\u00e4mpligt f\u00f6r<\/h3>\n\n\n\n<p>Specialkranar inklusive gjuterikranar, explosionss\u00e4kra kranar, k\u00e4rnkraftskranar och annan specialanpassad specialutrustning.<\/p>\n\n\n\n<div style=\"height:100px\" aria-hidden=\"true\" class=\"wp-block-spacer\"><\/div>\n\n\n\n<h2 class=\"wp-block-heading\">Anpassade kranl\u00f6sningar f\u00f6r din applikation<\/h2>\n\n\n\n<p>Krandesign \u00e4r ett systematiskt projekt som kr\u00e4ver omfattande \u00f6verv\u00e4ganden av arbetsf\u00f6rh\u00e5llanden, till\u00e4mpningar, milj\u00f6er och andra viktiga faktorer. F\u00f6r en s\u00e4ker, effektiv och kostnadseffektiv kranl\u00f6sning skr\u00e4ddarsydd efter dina faktiska behov, v\u00e4nligen kontakta v\u00e5ra professionella ingenj\u00f6rer f\u00f6r personlig r\u00e5dgivning och anpassning.<\/p>","protected":false},"excerpt":{"rendered":"Kranlyftmotoreffektkalkylatorn \u00e4r ett standardkompatibelt onlineverktyg f\u00f6r omedelbar lyftmotoreffekt f\u00f6r travers- och portalkranar, betrott av globala kraningenj\u00f6rer, tillverkare och internationella handelskunder. Denna kalkylator \u00e4r helt kompatibel med globala krandesignstandarder, inklusive ISO 4301, europeiska specifikationer FEM 1.001 och kinesisk nationell standard GB\/T 3811, och eliminerar komplexiteten och risken med manuell motoreffektber\u00e4kning.","protected":false},"author":2,"featured_media":16867,"parent":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"single-onlinetools.php","format":"standard","meta":{"_acf_changed":false,"rank_math_lock_modified_date":false,"pgc_sgb_lightbox_settings":"","footnotes":""},"categories":[63],"tags":[],"class_list":["post-16935","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-other"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.dgcrane.com\/sv\/wp-json\/wp\/v2\/posts\/16935"}],"collection":[{"href":"https:\/\/www.dgcrane.com\/sv\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.dgcrane.com\/sv\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.dgcrane.com\/sv\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.dgcrane.com\/sv\/wp-json\/wp\/v2\/comments?post=16935"}],"version-history":[{"count":2,"href":"https:\/\/www.dgcrane.com\/sv\/wp-json\/wp\/v2\/posts\/16935\/revisions"}],"predecessor-version":[{"id":16937,"href":"https:\/\/www.dgcrane.com\/sv\/wp-json\/wp\/v2\/posts\/16935\/revisions\/16937"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.dgcrane.com\/sv\/wp-json\/wp\/v2\/media\/16867"}],"wp:attachment":[{"href":"https:\/\/www.dgcrane.com\/sv\/wp-json\/wp\/v2\/media?parent=16935"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.dgcrane.com\/sv\/wp-json\/wp\/v2\/categories?post=16935"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.dgcrane.com\/sv\/wp-json\/wp\/v2\/tags?post=16935"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}