{"id":100060,"date":"2026-02-15T20:09:56","date_gmt":"2026-02-15T20:09:56","guid":{"rendered":"https:\/\/vibromera.eu\/?post_type=calculator&#038;p=100060"},"modified":"2026-07-11T23:32:16","modified_gmt":"2026-07-11T23:32:16","slug":"compressed-air-cost","status":"publish","type":"calculator","link":"https:\/\/vibromera.eu\/hi\/calculators\/compressed-air-cost\/","title":{"rendered":"\u0938\u0902\u092a\u0940\u0921\u093c\u093f\u0924-\u0935\u093e\u092f\u0941 \u092c\u093f\u091c\u0932\u0940 \u0932\u093e\u0917\u0924 | \u092e\u093f\u0932\u093e\u0928 \u0915\u093f\u090f \u0917\u090f \u0905\u0902\u0924\u0930\u093e\u0932 \u0921\u0947\u091f\u093e"},"content":{"rendered":"\r\n<script type=\"application\/ld+json\">{\"@context\":\"https:\/\/schema.org\",\"@type\":\"WebApplication\",\"name\":\"Compressed-Air Interval Electricity Cost Arithmetic\",\"description\":\"Calculate interval electricity cost, specific energy and cost per declared reference cubic metre from measured energy and volume over the same boundary and time interval.\",\"url\":\"https:\/\/vibromera.eu\/calculators\/compressed-air-cost\/\",\"applicationCategory\":\"Engineering Calculator\",\"operatingSystem\":\"Any\",\"offers\":{\"@type\":\"Offer\",\"price\":\"0\",\"priceCurrency\":\"EUR\"},\"creator\":{\"@type\":\"Organization\",\"name\":\"Vibromera\",\"url\":\"https:\/\/vibromera.eu\/\"},\"dateModified\":\"2026-07-12\",\"inLanguage\":\"en\",\"isAccessibleForFree\":true}<\/script>\r\n<script type=\"application\/ld+json\">{\"@context\":\"https:\/\/schema.org\",\"@type\":\"FAQPage\",\"mainEntity\":[{\"@type\":\"Question\",\"name\":\"Can rated motor power and rated FAD give true annual cost?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Not generally. Part-load controls, unloaded power, auxiliaries, pressure and the demand profile change actual energy and delivered volume. Use matched interval measurements.\"}},{\"@type\":\"Question\",\"name\":\"What boundary should electrical energy include?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"Declare it explicitly and keep it consistent: compressor package alone or the selected system boundary including dryers, cooling, pumps and other auxiliaries.\"}},{\"@type\":\"Question\",\"name\":\"Does electricity cost per reference cubic metre equal total ownership cost?\",\"acceptedAnswer\":{\"@type\":\"Answer\",\"text\":\"No. It excludes demand charges, maintenance, capital, treatment, losses and other costs unless they are separately modelled.\"}}]}<\/script>\r\n<script 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16px;font-size:13px;color:var(--vc-ink-muted)}.vc-footer a{color:var(--vc-accent);text-decoration:none}.vc-footer a:hover{text-decoration:underline}.vc-footer-links{margin-top:8px;font-size:12px}.vc-footer-links a{margin:0 8px}\r\n@media print{.vc-section-body{max-height:none!important}.vc-faq-a{max-height:none!important}.vc-results{max-height:none!important;padding:24px!important}.vc-copy-btn,.vc-section-chevron,.vc-faq-chevron,.vc-presets,.vc-promo{display:none!important}}\r\n<\/style>\r\n<div class=\"vc-calculator\" id=\"vc-air-cost\"><header class=\"vc-header\"><p class=\"vc-header-eyebrow\">Matched-interval measurement arithmetic<\/p><h1 class=\"vc-header-title\">Compressed-Air Electricity Cost per Reference Volume<\/h1><p class=\"vc-header-subtitle\">Use measured electrical energy and delivered reference volume from the same interval and declared system boundary. This page calculates electricity-only arithmetic\u2014not annual projection or total ownership cost.<\/p><div class=\"vc-badges\"><span class=\"vc-badge\">Measured kWh<\/span><span class=\"vc-badge\">Matched reference m\u00b3<\/span><span class=\"vc-badge\">No rated-point projection<\/span><\/div><\/header>\r\n<div class=\"vc-card\"><form class=\"vc-form\" id=\"vc-form\" autocomplete=\"off\"><div class=\"vc-form-grid\"><div class=\"vc-field\"><label class=\"vc-label\" for=\"vc-energy\">Measured electrical energy E <span class=\"vc-label-hint\">(kWh)<\/span><\/label><input class=\"vc-input\" type=\"text\" id=\"vc-energy\" inputmode=\"decimal\"><\/div><div class=\"vc-field\"><label class=\"vc-label\" for=\"vc-volume\">Delivered air volume V <span class=\"vc-label-hint\">(reference m\u00b3 over same interval)<\/span><\/label><input class=\"vc-input\" type=\"text\" id=\"vc-volume\" inputmode=\"decimal\"><\/div><div class=\"vc-field\"><label class=\"vc-label\" for=\"vc-price\">Aggregate electricity energy price <span class=\"vc-label-hint\">(currency\/kWh)<\/span><\/label><input class=\"vc-input\" type=\"text\" id=\"vc-price\" inputmode=\"decimal\"><\/div><div class=\"vc-field\"><label class=\"vc-label\" for=\"vc-currency\">Currency label<\/label><input class=\"vc-input\" type=\"text\" id=\"vc-currency\" maxlength=\"12\" placeholder=\"EUR\"><\/div><div class=\"vc-field\"><label class=\"vc-label\" for=\"vc-hours\">Measurement interval duration <span class=\"vc-label-hint\">(h, optional)<\/span><\/label><input class=\"vc-input\" type=\"text\" id=\"vc-hours\" inputmode=\"decimal\"><\/div><div class=\"vc-field\"><label class=\"vc-label\" for=\"vc-boundary\">Energy\/flow boundary and reference conditions<\/label><input class=\"vc-input\" type=\"text\" id=\"vc-boundary\" maxlength=\"200\" placeholder=\"Meter boundary; volume reference P\/T\/RH and pressure\"><\/div><\/div><p id=\"vc-error\" role=\"alert\" style=\"margin:.75rem 0 0;color:#b42318\"><\/p><div class=\"vc-warning-box\"><p style=\"margin:0\"><strong>Matched-data gate:<\/strong> E and V must cover the same timestamps and operating boundary. Volume must have a declared reference condition; energy must state whether package auxiliaries, dryers, cooling and other system loads are included. Use an aggregate tariff appropriate to the interval, or model demand\/time charges separately.<\/p><\/div><\/form>\r\n<div class=\"vc-results\" id=\"vc-results\"><div class=\"vc-results-head\"><h2 class=\"vc-results-title\">Interval electricity arithmetic<\/h2><button type=\"button\" class=\"vc-copy-btn\" id=\"vc-copy-btn\">Copy<\/button><\/div><div class=\"vc-result-grid\"><div class=\"vc-rcard vc-rcard-primary\"><div class=\"vc-rcard-label\">Electricity cost per reference m\u00b3<\/div><div class=\"vc-rcard-value\" id=\"vc-r-unitcost\">\u2014<\/div><\/div><div class=\"vc-rcard\"><div class=\"vc-rcard-label\">Specific electrical energy E\/V<\/div><div class=\"vc-rcard-value\" id=\"vc-r-sec\">\u2014<\/div><\/div><div class=\"vc-rcard\"><div class=\"vc-rcard-label\">Interval electricity cost<\/div><div class=\"vc-rcard-value\" id=\"vc-r-cost\">\u2014<\/div><\/div><div class=\"vc-rcard\"><div class=\"vc-rcard-label\">Average electrical power <span class=\"vc-label-hint\">(if duration supplied)<\/span><\/div><div class=\"vc-rcard-value\" id=\"vc-r-power\">\u2014<\/div><\/div><div class=\"vc-rcard\"><div class=\"vc-rcard-label\">Average reference flow <span class=\"vc-label-hint\">(if duration supplied)<\/span><\/div><div class=\"vc-rcard-value\" id=\"vc-r-flow\">\u2014<\/div><\/div><\/div><p id=\"vc-r-note\" style=\"margin:0;color:var(--vc-ink-secondary)\"><\/p><\/div><\/div>\r\n<div class=\"vc-section vc-open\"><button type=\"button\" class=\"vc-section-toggle\" aria-expanded=\"true\"><span class=\"vc-section-toggle-text\"><span class=\"vc-section-icon\">\ud83d\udcd8<\/span><span class=\"vc-section-title\">Equations, standards and cost boundary<\/span><\/span><\/button><div class=\"vc-section-body\"><div class=\"vc-section-inner vc-theory\"><h3>Matched interval equations<\/h3><div class=\"vc-formula-box\">SEC=E\/V [kWh\/reference m\u00b3]; &nbsp; C=E\u00b7p; &nbsp; C\/V=SEC\u00b7p<\/div><p>If interval duration t is supplied, average input power is E\/t and average reference flow is V\/t. These averages do not reconstruct part-load states, peak demand or controls.<\/p><h3>System and compressor standards<\/h3><p><a href=\"https:\/\/www.iso.org\/standard\/46580.html\" target=\"_blank\" rel=\"noopener\">ISO 11011:2013<\/a>, confirmed in 2020 and reviewed again in 2026, sets requirements for compressed-air energy-efficiency assessments across supply, transmission and demand, from energy inputs to work performed. <a href=\"https:\/\/www.iso.org\/standard\/44769.html\" target=\"_blank\" rel=\"noopener\">ISO 1217:2009 with Amendment 1:2016<\/a> covers displacement-compressor acceptance tests for volume flow and power and is under revision.<\/p><p>The <a href=\"https:\/\/www.cagi.org\/assets\/documents\/pdfs\/handbook\/CAGI-Handbook_Chap2Mar19PostedtoWebsite.pdf\" target=\"_blank\" rel=\"noopener\">CAGI compressor handbook\/data-sheet guidance<\/a> identifies total package input power, rated capacity, operating pressure, inlet conditions and specific power together. Do not divide a shaft\/nameplate kW by an unrelated flow value.<\/p><div class=\"vc-warning-box\"><p style=\"margin:0\"><strong>Electricity-only result:<\/strong> this excludes capacity\/demand charges unless embedded in the entered aggregate price, maintenance, capital, installation, cooling\/treatment, pressure-drop and purge\/leak losses outside the declared boundary, downtime and opportunity cost. It also makes no generic claim about percentage savings or relative efficiency.<\/p><\/div><\/div><\/div><\/div>\r\n<div class=\"vc-section\"><button type=\"button\" class=\"vc-section-toggle\" aria-expanded=\"false\"><span class=\"vc-section-toggle-text\"><span class=\"vc-section-icon\">\u2753<\/span><span class=\"vc-section-title\">Frequently Asked Questions<\/span><\/span><\/button><div class=\"vc-section-body\"><div class=\"vc-section-inner\"><div class=\"vc-faq-list\" id=\"vc-faq-list\"><\/div><\/div><\/div><\/div><footer class=\"vc-footer\"><p>\u00a9 2024\u20132026 <a href=\"https:\/\/vibromera.eu\/\">Vibromera<\/a><\/p><p>Matched-interval electricity arithmetic only; not TCO or annual projection. Scientific review: July 2026.<\/p><\/footer><\/div>\r\n<script>(function(){'use strict';function $(i){return document.getElementById(i)}function positive(raw,optional){var s=String(raw).trim().replace(\/\\s+\/g,'');if(optional&&!s)return null;if(!\/^[+]?(?:\\d+(?:[.,]\\d*)?|[.,]\\d+)$\/.test(s))return NaN;var n=Number(s.replace(',','.'));return Number.isFinite(n)&&n>0?n:NaN}function nonneg(raw){var s=String(raw).trim().replace(\/\\s+\/g,'');if(!\/^[+]?(?:\\d+(?:[.,]\\d*)?|[.,]\\d+)$\/.test(s))return NaN;var n=Number(s.replace(',','.'));return Number.isFinite(n)&&n>=0?n:NaN}function f(n){if(Math.abs(n)>=1e12)return n.toExponential(9);return n.toFixed(9).replace(\/(\\.\\d*?)0+$\/,'$1').replace(\/\\.$\/,'')}function calc(){var E=positive($('vc-energy').value,false),V=positive($('vc-volume').value,false),p=nonneg($('vc-price').value),t=positive($('vc-hours').value,true),cur=$('vc-currency').value.trim(),boundary=$('vc-boundary').value.trim();if(![E,V,p].every(Number.isFinite)||(t!==null&&!Number.isFinite(t))||!cur||!boundary){$('vc-error').textContent=[$('vc-energy').value,$('vc-volume').value,$('vc-price').value,$('vc-hours').value,cur,boundary].some(function(x){return String(x).trim()})?'Enter positive finite energy\/volume, non-negative price, currency, boundary and optional positive duration.':'';$('vc-results').classList.remove('vc-visible');return}$('vc-error').textContent='';var sec=E\/V,cost=E*p,uc=cost\/V;if(![sec,cost,uc].every(Number.isFinite)){$('vc-error').textContent='The values exceed the finite calculation range.';$('vc-results').classList.remove('vc-visible');return}$('vc-r-unitcost').textContent=f(uc)+' '+cur+'\/reference m\u00b3';$('vc-r-sec').textContent=f(sec)+' kWh\/reference m\u00b3';$('vc-r-cost').textContent=f(cost)+' '+cur;$('vc-r-power').textContent=t===null?'Not calculated':f(E\/t)+' kW average';$('vc-r-flow').textContent=t===null?'Not calculated':f(V\/t)+' reference m\u00b3\/h average';$('vc-r-note').textContent='Boundary: '+boundary+' | Electricity-only interval result; no annual or TCO projection.';$('vc-results').classList.add('vc-visible');var u=new URL(location),v={measured_energy_kwh:E,delivered_reference_volume_m3:V,energy_price_per_kwh:p,currency_label:cur,measurement_boundary_reference:boundary};if(t===null)u.searchParams.delete('interval_duration_h');else v.interval_duration_h=t;Object.keys(v).forEach(function(k){u.searchParams.set(k,v[k])});history.replaceState(null,'',u.toString())}$('vc-form').addEventListener('input',calc);$('vc-form').addEventListener('change',calc);$('vc-copy-btn').addEventListener('click',function(){if(navigator.clipboard)navigator.clipboard.writeText($('vc-results').innerText)});document.querySelectorAll('.vc-section-toggle').forEach(function(b){b.addEventListener('click',function(){var s=this.closest('.vc-section');s.classList.toggle('vc-open');this.setAttribute('aria-expanded',s.classList.contains('vc-open'))})});var qa=[['Can rated kW and rated FAD give true annual cost?','Not generally. Use matched measurements over the actual load\/control profile and declared boundary.'],['What does specific energy include?','Only the electrical energy inside the declared meter boundary divided by volume on the declared reference basis.'],['Is this total ownership cost?','No. It is electricity-energy arithmetic only; other tariff and ownership costs need separate evidence-based models.']];var l=$('vc-faq-list');qa.forEach(function(v){l.innerHTML+='<div class=\"vc-faq-item\"><button type=\"button\" class=\"vc-faq-q\">'+v[0]+'<\/button><div class=\"vc-faq-a\"><div class=\"vc-faq-a-inner\"><p>'+v[1]+'<\/p><\/div><\/div><\/div>'});l.addEventListener('click',function(e){var b=e.target.closest('.vc-faq-q');if(b)b.closest('.vc-faq-item').classList.toggle('vc-open')});var z=new URLSearchParams(location.search),map={measured_energy_kwh:'vc-energy',delivered_reference_volume_m3:'vc-volume',energy_price_per_kwh:'vc-price',currency_label:'vc-currency',interval_duration_h:'vc-hours',measurement_boundary_reference:'vc-boundary'};Object.keys(map).forEach(function(k){if(z.has(k))$(map[k]).value=z.get(k)});calc()})();<\/script>\r\n","protected":false},"excerpt":{"rendered":"<p>Calculate electricity cost and specific energy from matched measured kWh and delivered reference volume; no rated-point annual or TCO projection.<\/p>","protected":false},"featured_media":0,"template":"","meta":{"ai_generated_summary":"","footnotes":""},"categories":[],"tags":[],"class_list":["post-100060","calculator","type-calculator","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/vibromera.eu\/hi\/wp-json\/wp\/v2\/calculator\/100060","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/vibromera.eu\/hi\/wp-json\/wp\/v2\/calculator"}],"about":[{"href":"https:\/\/vibromera.eu\/hi\/wp-json\/wp\/v2\/types\/calculator"}],"version-history":[{"count":2,"href":"https:\/\/vibromera.eu\/hi\/wp-json\/wp\/v2\/calculator\/100060\/revisions"}],"predecessor-version":[{"id":102350,"href":"https:\/\/vibromera.eu\/hi\/wp-json\/wp\/v2\/calculator\/100060\/revisions\/102350"}],"wp:attachment":[{"href":"https:\/\/vibromera.eu\/hi\/wp-json\/wp\/v2\/media?parent=100060"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/vibromera.eu\/hi\/wp-json\/wp\/v2\/categories?post=100060"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/vibromera.eu\/hi\/wp-json\/wp\/v2\/tags?post=100060"}],"curies":[{"name":"\u0921\u092c\u094d\u0932\u094d\u092f\u0942\u092a\u0940","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}