{"id":31145,"date":"2026-07-24T07:33:23","date_gmt":"2026-07-23T23:33:23","guid":{"rendered":"https:\/\/shchimay.com\/operating-cost-levers-in-commercial-hvac-where-water-quality-sits-in-the-p-l-an-analysis-from-shanghai-chimay\/"},"modified":"2026-07-24T07:33:23","modified_gmt":"2026-07-23T23:33:23","slug":"operating-cost-levers-in-commercial-hvac-where-water-quality-sits-in-the-p-l-an-analysis-from-shanghai-chimay","status":"publish","type":"post","link":"https:\/\/shchimay.com\/ru\/operating-cost-levers-in-commercial-hvac-where-water-quality-sits-in-the-p-l-an-analysis-from-shanghai-chimay\/","title":{"rendered":"Operating Cost Levers in Commercial HVAC: Where Water Quality Sits in the P&#038;L \u2014 An Analysis from Shanghai ChiMay"},"content":{"rendered":"<hr \/>\n<p>title: &ldquo;Operating Cost Levers in Commercial HVAC: Where Water Quality Sits in the P&amp;L \u2014 An Analysis from Shanghai ChiMay&rdquo;<br \/>\nperspective: C-Level \/ Decision Maker<br \/>\ntheme: HVAC &amp; Data Center Cooling Water<br \/>\ndate: 2026-07-04<\/p>\n<hr \/>\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_50 counter-hierarchy ez-toc-counter ez-toc-light-blue ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title\">Table of Contents<\/p>\n<span class=\"ez-toc-title-toggle\"><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-1'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/shchimay.com\/ru\/operating-cost-levers-in-commercial-hvac-where-water-quality-sits-in-the-p-l-an-analysis-from-shanghai-chimay\/#Operating_Cost_Levers_in_Commercial_HVAC_Where_Water_Quality_Sits_in_the_P_L_%E2%80%94_An_Analysis_from_Shanghai_ChiMay\" title=\"Operating Cost Levers in Commercial HVAC: Where Water Quality Sits in the P&amp;L \u2014 An Analysis from Shanghai ChiMay\">Operating Cost Levers in Commercial HVAC: Where Water Quality Sits in the P&amp;L \u2014 An Analysis from Shanghai ChiMay<\/a><ul class='ez-toc-list-level-2'><li class='ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/shchimay.com\/ru\/operating-cost-levers-in-commercial-hvac-where-water-quality-sits-in-the-p-l-an-analysis-from-shanghai-chimay\/#Key_Takeaways\" title=\"Key Takeaways\">Key Takeaways<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/shchimay.com\/ru\/operating-cost-levers-in-commercial-hvac-where-water-quality-sits-in-the-p-l-an-analysis-from-shanghai-chimay\/#HVAC_OPEX_Has_Three_Verticals\" title=\"HVAC OPEX Has Three Verticals\">HVAC OPEX Has Three Verticals<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/shchimay.com\/ru\/operating-cost-levers-in-commercial-hvac-where-water-quality-sits-in-the-p-l-an-analysis-from-shanghai-chimay\/#P_L_Lever_1_Chiller_Efficiency_Through_Conductivity_Control\" title=\"P&amp;L Lever 1: Chiller Efficiency Through Conductivity Control\">P&amp;L Lever 1: Chiller Efficiency Through Conductivity Control<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/shchimay.com\/ru\/operating-cost-levers-in-commercial-hvac-where-water-quality-sits-in-the-p-l-an-analysis-from-shanghai-chimay\/#P_L_Lever_2_Water_Consumption_Through_CoC_Optimization\" title=\"P&amp;L Lever 2: Water Consumption Through CoC Optimization\">P&amp;L Lever 2: Water Consumption Through CoC Optimization<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/shchimay.com\/ru\/operating-cost-levers-in-commercial-hvac-where-water-quality-sits-in-the-p-l-an-analysis-from-shanghai-chimay\/#P_L_Lever_3_Chemical_Treatment_Cost\" title=\"P&amp;L Lever 3: Chemical Treatment Cost\">P&amp;L Lever 3: Chemical Treatment Cost<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/shchimay.com\/ru\/operating-cost-levers-in-commercial-hvac-where-water-quality-sits-in-the-p-l-an-analysis-from-shanghai-chimay\/#P_L_Lever_4_Unplanned_Downtime\" title=\"P&amp;L Lever 4: Unplanned Downtime\">P&amp;L Lever 4: Unplanned Downtime<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/shchimay.com\/ru\/operating-cost-levers-in-commercial-hvac-where-water-quality-sits-in-the-p-l-an-analysis-from-shanghai-chimay\/#Comparative_Snapshot_Measurement_Method_and_OPEX_Outcome\" title=\"Comparative Snapshot: Measurement Method and OPEX Outcome\">Comparative Snapshot: Measurement Method and OPEX Outcome<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/shchimay.com\/ru\/operating-cost-levers-in-commercial-hvac-where-water-quality-sits-in-the-p-l-an-analysis-from-shanghai-chimay\/#The_Investment_Case\" title=\"The Investment Case\">The Investment Case<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/shchimay.com\/ru\/operating-cost-levers-in-commercial-hvac-where-water-quality-sits-in-the-p-l-an-analysis-from-shanghai-chimay\/#Where_Shanghai_ChiMay_Fits_the_OPEX_Case\" title=\"Where Shanghai ChiMay Fits the OPEX Case\">Where Shanghai ChiMay Fits the OPEX Case<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-11\" href=\"https:\/\/shchimay.com\/ru\/operating-cost-levers-in-commercial-hvac-where-water-quality-sits-in-the-p-l-an-analysis-from-shanghai-chimay\/#A_CFO%E2%80%99s_Checklist\" title=\"A CFO&rsquo;s Checklist\">A CFO&rsquo;s Checklist<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-12\" href=\"https:\/\/shchimay.com\/ru\/operating-cost-levers-in-commercial-hvac-where-water-quality-sits-in-the-p-l-an-analysis-from-shanghai-chimay\/#Outlook\" title=\"Outlook\">Outlook<\/a><\/li><\/ul><\/li><\/ul><\/nav><\/div>\n<h1 id=\"operating-cost-levers-in-commercial-hvac-where-water-quality-sits-in-the-pl-an-analysis-from-shanghai-chimay\"><span class=\"ez-toc-section\" id=\"Operating_Cost_Levers_in_Commercial_HVAC_Where_Water_Quality_Sits_in_the_P_L_%E2%80%94_An_Analysis_from_Shanghai_ChiMay\"><\/span>Operating Cost Levers in Commercial HVAC: Where Water Quality Sits in the P&amp;L \u2014 An Analysis from Shanghai ChiMay<span class=\"ez-toc-section-end\"><\/span><\/h1>\n<h2 id=\"key-takeaways\"><span class=\"ez-toc-section\" id=\"Key_Takeaways\"><\/span>Key Takeaways<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ul>\n<li>Commercial HVAC OPEX is dominated by three line items: <strong>energy, water, and maintenance<\/strong>. Water quality affects all three simultaneously, making it one of the highest-multiplier OPEX levers available.<\/li>\n<li>Continuous water-quality monitoring can reduce energy consumption by <strong>5\u201312%<\/strong>, water consumption by <strong>15\u201330%<\/strong>, and unplanned maintenance costs by <strong>30\u201350%<\/strong> across a commercial portfolio, relative to calendar-based or grab-sample management.<\/li>\n<li>The P&amp;L levers that matter most are chiller efficiency, chemical treatment cost, make-up water volume, and unplanned downtime \u2014 all of which respond directly to conductivity, pH, free chlorine, and flow monitoring.<\/li>\n<li>Shanghai ChiMay&rsquo;s <a href=\"\/tag\/water-quality-analyzer\" target=\"_blank\"><strong>water quality analyzer<\/strong><\/a> and <a href=\"\/tag\/control-valve\/\" target=\"_blank\"><strong>control valve<\/strong><\/a> portfolio \u2014 in-line conductivity meters, pH electrodes, residual chlorine transmitters, flow meters, and <a href=\"\/tag\/softener-valve\" target=\"_blank\"><strong>softener valve<\/strong><\/a> \/ Softening and filtering valve \u2014 provides the instrumentation infrastructure to pull these levers systematically.<\/li>\n<\/ul>\n<h2 id=\"hvac-opex-has-three-verticals\"><span class=\"ez-toc-section\" id=\"HVAC_OPEX_Has_Three_Verticals\"><\/span>HVAC OPEX Has Three Verticals<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>The cost structure of a commercial or data-center HVAC plant is usually presented as energy, water, and maintenance. Few people connect water quality to all three, but it does:<\/p>\n<ul>\n<li><strong>Energy<\/strong>: scale on chiller tubes adds 2\u20136% to energy consumption per 0.025 inches of fouling; a fouled chiller at 0.020-inch fouling factor runs roughly <strong>8\u201312% higher kWh\/ton<\/strong> than a clean unit.<\/li>\n<li><strong>Water<\/strong>: every unnecessary blowdown event, every over-dosed biocide cycle, every failed <a href=\"\/tag\/softener-regeneration\" target=\"_blank\"><strong>softener regeneration<\/strong><\/a> wastes water. Higher cycles-of-concentration (CoC) under continuous monitoring saves directly on make-up and blowdown volume.<\/li>\n<li><strong>Maintenance<\/strong>: chemistry-related failures \u2014 under-scaling pump seals, corroded copper tubes, fouled heat exchangers \u2014 account for 20\u201335% of unplanned HVAC maintenance events in commercial portfolios. Continuous water quality monitoring collapses that category.<\/li>\n<\/ul>\n<p>Understanding water quality as a three-vertical OPEX lever \u2014 not a single-vertical maintenance concern \u2014 is the conceptual shift that separates top-quartile operators from the rest.<\/p>\n<h2 id=\"pl-lever-1-chiller-efficiency-through-conductivity-control\"><span class=\"ez-toc-section\" id=\"P_L_Lever_1_Chiller_Efficiency_Through_Conductivity_Control\"><\/span>P&amp;L Lever 1: Chiller Efficiency Through Conductivity Control<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Scale formation on chiller tubes is the single most expensive consequence of poor conductivity control. A tube bundle with 0.020 inches of calcium carbonate scale requires the compressor to work roughly 8\u201312% harder to move the same amount of heat. At USD 0.10\/kWh and 8,760 annual operating hours, a 1,500-ton chiller plant consuming 1.1 MW costs approximately <strong>USD 960,000 per year in electricity<\/strong>. An 8% efficiency loss from scale is USD 77,000 per year in wasted energy \u2014 on a single plant.<\/p>\n<p>Continuous conductivity monitoring enables precise CoC control (target 5\u20137 for most commercial make-up water qualities), which keeps the tower recirculating chemistry within the solubility band and prevents scale nucleation on tube surfaces.<\/p>\n<p>The ROI math on continuous conductivity versus grab-sampling is therefore not just about sensor cost. It is about protecting the <strong>USD 800,000\u20132,000,000 annual energy bill<\/strong> attached to the chiller plant.<\/p>\n<h2 id=\"pl-lever-2-water-consumption-through-coc-optimization\"><span class=\"ez-toc-section\" id=\"P_L_Lever_2_Water_Consumption_Through_CoC_Optimization\"><\/span>P&amp;L Lever 2: Water Consumption Through CoC Optimization<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Make-up water for a 1,500-ton cooling tower at CoC 3 averages roughly 34 gpm; at CoC 6 it averages roughly 17 gpm. That difference \u2014 17 gpm \u2014 translates to approximately <strong>9 million gallons per year<\/strong> in water savings per tower. At USD 0.005\u20130.015 per gallon (commercial water + sewer), that is <strong>USD 45,000\u2013135,000 per year per tower<\/strong> in water cost avoidance.<\/p>\n<p>For a commercial portfolio with 20 towers, the aggregate water-cost case for continuous conductivity monitoring is USD 900,000\u20132.7 million annually, against a sensor instrumentation cost of roughly USD 40,000\u201380,000. This is not a close call.<\/p>\n<h2 id=\"pl-lever-3-chemical-treatment-cost\"><span class=\"ez-toc-section\" id=\"P_L_Lever_3_Chemical_Treatment_Cost\"><\/span>P&amp;L Lever 3: Chemical Treatment Cost<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Chemical treatment \u2014 scale inhibitors, corrosion inhibitors, biocides \u2014 typically runs USD 0.02\u20130.08 per gallon of make-up water in commercial HVAC. At 9 million gallons per year, that is USD 180,000\u2013720,000 in annual chemical spend per tower.<\/p>\n<p>Operators running continuous free chlorine and conductivity monitoring typically reduce bulk chemical consumption by <strong>15\u201325%<\/strong>, because they dose against real-time chemistry rather than conservative calendar schedules. The mechanism is straightforward: a residual chlorine transmitter tells the chemical pump exactly how much biocide is in the loop, so the pump dials back when the residual is already at target. Under calendar-based programs, biocide is dosed on a worst-case basis regardless of actual demand.<\/p>\n<p>Annual chemical savings of 15\u201320% on a USD 500,000 annual chemical budget \u2014 a reasonable figure for a 20-tower portfolio \u2014 is USD 75,000\u2013100,000 per year.<\/p>\n<h2 id=\"pl-lever-4-unplanned-downtime\"><span class=\"ez-toc-section\" id=\"P_L_Lever_4_Unplanned_Downtime\"><\/span>P&amp;L Lever 4: Unplanned Downtime<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Unplanned chiller trips and derates are expensive beyond their immediate repair cost. An unplanned trip in a data-center environment triggers SLA credits, emergency service labor at 2\u20133\u00d7 the normal rate, and potential customer confidence impacts that are hard to quantify. In a hospital, a chilled-water failure during a summer heat wave is a clinical event.<\/p>\n<p>Field data from commercial HVAC reliability programs suggests that chemistry-related failures \u2014 scale-driven efficiency loss, corrosion-driven tube leaks, biofilm-driven condenser fouling \u2014 account for <strong>20\u201335% of unplanned maintenance events<\/strong> in buildings running calendar-based water programs. Continuous water-quality monitoring typically halves that contribution.<\/p>\n<h2 id=\"comparative-snapshot-measurement-method-and-opex-outcome\"><span class=\"ez-toc-section\" id=\"Comparative_Snapshot_Measurement_Method_and_OPEX_Outcome\"><\/span>Comparative Snapshot: Measurement Method and OPEX Outcome<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<table>\n<thead>\n<tr>\n<th>Attribute<\/th>\n<th>Quarterly Grab Sampling<\/th>\n<th>Continuous Online Monitoring<\/th>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td>Time to detect CoC drift<\/td>\n<td>60\u201390 days<\/td>\n<td>1\u201310 seconds<\/td>\n<\/tr>\n<tr>\n<td>Chemical over-dosing exposure<\/td>\n<td>High<\/td>\n<td>Low<\/td>\n<\/tr>\n<tr>\n<td>Scale fouling events per year<\/td>\n<td>2\u20134 per tower<\/td>\n<td>0\u20131 per tower<\/td>\n<\/tr>\n<tr>\n<td>Unplanned downtime (chemistry-related)<\/td>\n<td>3\u20136 events per portfolio<\/td>\n<td>0\u20132 events per portfolio<\/td>\n<\/tr>\n<tr>\n<td>Energy efficiency<\/td>\n<td>Baseline<\/td>\n<td>5\u201312% improvement<\/td>\n<\/tr>\n<tr>\n<td>WUE improvement<\/td>\n<td>Baseline<\/td>\n<td>15\u201322% improvement<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2 id=\"the-investment-case\"><span class=\"ez-toc-section\" id=\"The_Investment_Case\"><\/span>The Investment Case<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>For a commercial portfolio with 20 cooling towers (1,500 tons each) and USD 20M in combined annual HVAC OPEX, incremental instrumentation capex for continuous water-quality monitoring runs USD 400,000\u2013800,000, delivering annual OPEX savings of USD 3.6M\u20134.2M. Simple payback lands at <strong>6\u20139 weeks<\/strong> \u2014 among the fastest-payback instrumentation investments available in commercial HVAC.<\/p>\n<h2 id=\"where-shanghai-chimay-fits-the-opex-case\"><span class=\"ez-toc-section\" id=\"Where_Shanghai_ChiMay_Fits_the_OPEX_Case\"><\/span>Where Shanghai ChiMay Fits the OPEX Case<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Shanghai ChiMay&rsquo;s <a href=\"\/tag\/water-quality-analyzer\" target=\"_blank\"><strong>water quality analyzer<\/strong><\/a> family provides the sensor layer that activates every OPEX lever in the table above:<\/p>\n<ul>\n<li><strong>In-line conductivity meters and electrodes<\/strong> \u2014 CoC control, scale prevention.<\/li>\n<li><strong>In-line pH electrodes and 4-in-1 multi-parameter sensors<\/strong> \u2014 corrosion control, chiller tube protection.<\/li>\n<li><strong>Residual chlorine transmitters<\/strong> \u2014 biocide optimization, ASHRAE 188 compliance.<\/li>\n<li><strong>Paddle wheel and turbine flow meters<\/strong> \u2014 make-up and blowdown verification, water-volume accounting.<\/li>\n<li><strong><a href=\"\/tag\/softener-valve\" target=\"_blank\"><strong>softener valve<\/strong><\/a> and Softening and filtering valve<\/strong> \u2014 hardness control, chemical cost reduction.<\/li>\n<\/ul>\n<p>The shared controller architecture and Modbus RTU communications mean the instrumentation layer integrates into a BMS or DCIM platform without custom middleware, so the OPEX case is visible to operations, sustainability, and finance teams simultaneously.<\/p>\n<h2 id=\"a-cfos-checklist\"><span class=\"ez-toc-section\" id=\"A_CFO%E2%80%99s_Checklist\"><\/span>A CFO&rsquo;s Checklist<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<ol>\n<li>Is HVAC water quality tracked against OPEX \u2014 energy, water, and maintenance \u2014 or only as a maintenance concern?<\/li>\n<li>What is the estimated scale-fouling penalty on the chiller energy bill today, and what would a 2-point CoC improvement save?<\/li>\n<li>What is the annual water cost across the cooling tower portfolio, and what percentage improvement does continuous CoC control unlock?<\/li>\n<li>Is chemical treatment dosed on a calendar schedule or a real-time residual signal?<\/li>\n<li>How many chemistry-related unplanned maintenance events occurred last year, and what was the total cost?<\/li>\n<\/ol>\n<p>If these questions are not already on the CFO&rsquo;s agenda, the OPEX case for continuous water-quality monitoring has not been made yet. Making it is the fastest path to unlocking the investment.<\/p>\n<h2 id=\"outlook\"><span class=\"ez-toc-section\" id=\"Outlook\"><\/span>Outlook<span class=\"ez-toc-section-end\"><\/span><\/h2>\n<p>Water quality is quietly becoming one of the best-understood OPEX levers in commercial HVAC, because the instrumentation now exists to measure it continuously, the BMS integration now exists to report it in real time, and the financial models now exist to quantify the energy, water, and maintenance savings in a language that finance teams understand. The operators who are already running continuous water-quality programs are pulling further ahead of those who are not. Shanghai ChiMay&rsquo;s <a href=\"\/tag\/water-quality-analyzer\" target=\"_blank\"><strong>water quality analyzer<\/strong><\/a> and <a href=\"\/tag\/control-valve\/\" target=\"_blank\"><strong>control valve<\/strong><\/a> portfolio \u2014 covering every parameter and every OPEX lever \u2014 is built for exactly this moment: when water quality becomes a first-tier financial management tool, not just a facilities engineering practice.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>title: &ldquo;Operating Cost Levers in Commercial HVAC: Where Water Quality Sits in the P&amp;L \u2014 An Analysis from Shanghai ChiMay&rdquo; perspective: C-Level \/ Decision Maker theme: HVAC &amp; Data Center Cooling Water date: 2026-07-04 Operating Cost Levers in Commercial HVAC: Where Water Quality Sits in the P&amp;L \u2014 An Analysis from Shanghai ChiMay Key Takeaways&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"_kad_post_transparent":"","_kad_post_title":"","_kad_post_layout":"","_kad_post_sidebar_id":"","_kad_post_content_style":"","_kad_post_vertical_padding":"","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false},"categories":[1],"tags":[141,134429,207,11883,147,134481,154],"translation":{"provider":"WPGlobus","version":"2.12.0","language":"ru","enabled_languages":["en","es","fr","ru","ar"],"languages":{"en":{"title":true,"content":true,"excerpt":false},"es":{"title":false,"content":false,"excerpt":false},"fr":{"title":false,"content":false,"excerpt":false},"ru":{"title":false,"content":false,"excerpt":false},"ar":{"title":false,"content":false,"excerpt":false}}},"_links":{"self":[{"href":"https:\/\/shchimay.com\/ru\/wp-json\/wp\/v2\/posts\/31145"}],"collection":[{"href":"https:\/\/shchimay.com\/ru\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/shchimay.com\/ru\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/shchimay.com\/ru\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/shchimay.com\/ru\/wp-json\/wp\/v2\/comments?post=31145"}],"version-history":[{"count":0,"href":"https:\/\/shchimay.com\/ru\/wp-json\/wp\/v2\/posts\/31145\/revisions"}],"wp:attachment":[{"href":"https:\/\/shchimay.com\/ru\/wp-json\/wp\/v2\/media?parent=31145"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/shchimay.com\/ru\/wp-json\/wp\/v2\/categories?post=31145"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/shchimay.com\/ru\/wp-json\/wp\/v2\/tags?post=31145"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}