{"page":"<link rel=\"stylesheet\" href=\"https://lessonplanet.com/assets/packs/css/resources-572d6a42.css\" />\n<link rel=\"stylesheet\" href=\"https://lessonplanet.com/assets/packs/css/lp_boclips_stylesheets-f4d0de30.css\" media=\"all\" />\n<div data-title='How TXV works - Thermostatic expansion valve working principle, HVAC Basics vrv heat pump' data-url='/boclips/videos/65157c8b9187094798bcfc5f' data-video-url='/boclips/videos/65157c8b9187094798bcfc5f' id='bo_player_modal'>\n<div class='boclips-resource-page modal-dialog panel-container'>\n<div class='react-notifications-root'></div>\n<div class='rp-header'>\n<div class='rp-type'>\n<i aria-hidden='true' class='fai fa-regular fa-circle-play'></i>\nVideo\n</div>\n<h1 class='rp-title' id='video-title'>\nHow TXV works - Thermostatic expansion valve working principle, HVAC Basics vrv heat pump\n</h1>\n<div class='rp-actions'>\n<div class='mr-1'>\n<a class=\"btn btn-success\" data-posthog-event=\"Signup: LP Signup Activity\" data-posthog-location=\"body_link_boclips\" data-remote=\"true\" href=\"/subscription/new\"><span><span>Get Free Access</span><span class=\"\"> for 10 Days</span><span>!</span></span></a>\n</div>\n</div>\n</div>\n<div class='rp-body'>\n<div class='rp-info'>\n<div aria-label='Hide resource details' class='rp-hide-info' role='button' tabindex='0'>&times;</div>\n<i aria-label='Expand resource details' class='rp-expand-info fai fa-solid fa-up-right-and-down-left-from-center' role='button' tabindex='0'></i>\n<i aria-label='Compress resource details' class='rp-compress-info fai fa-solid fa-down-left-and-up-right-to-center' role='button' tabindex='0'></i>\n<div class='rp-rating'>\n<span class='resource-pool'>\n<span class='pool-label'>Publisher:</span>\n<span class='pool-name'>\n<span class='text'><a data-publisher-id=\"30356011\" href=\"/search?publisher_ids%5B%5D=30356011\">Curated Video</a></span>\n</span>\n</span>\n</div>\n<div class='rp-description'>\n<span class='short-description'>In this video we take a look at how the thermostatic expansion valve or TXV works in a HVAC refrigeration system and the basic working principles that allow it to meter the flow of refrigerant into the evaporator of chillers and ac units.</span>\n<span class='full-description hide'>In this video we take a look at how the thermostatic expansion valve or TXV works in a HVAC refrigeration system and the basic working principles that allow it to meter the flow of refrigerant into the evaporator of chillers and ac units.<br/></span>\n</div>\n<div class='action-container flex justify-between'>\n<button aria-expanded='false' aria-label='Read more description' class='rp-full-description' type='button'>\n<i class='fai fa-solid fa-align-left'></i>\n<span id='read_more'>Read More</span>\n</button>\n<div class='rp-report'>\n</div>\n</div>\n<div aria-labelledby='resource-details-heading' class='rp-info-section'>\n<h2 class='title' id='resource-details-heading'>Resource Details</h2>\n<div 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class='detail'>\n<dl>\n\n</dl>\n</div>\n</div>\n</div>\n<div aria-labelledby='concepts-heading' class='rp-info-section'>\n<h2 class='title' id='concepts-heading'>Concepts</h2>\n<div class='clearfix'>\n<div class='details-list concepts' data-identifier='Boclips::VideoDecorator' data-type='concepts'>thermal energy, temperature, pressure, spring, water, pull, heat transfer</div>\n<div class='concepts-toggle-buttons' data-identifier='Boclips::VideoDecorator'>\n<button aria-expanded='false' class='more btn-link' type='button'>\n<span>Show More</span>\n<i aria-hidden='true' class='fa-solid fa-caret-down ml5'></i>\n</button>\n<button aria-expanded='true' class='less btn-link' style='display: none;' type='button'>\n<span>Show Less</span>\n<i aria-hidden='true' class='fa-solid fa-caret-up ml5'></i>\n</button>\n</div>\n</div>\n</div>\n<div aria-labelledby='additional-tags-heading' class='rp-info-section'>\n<h2 class='title' id='additional-tags-heading'>Additional Tags</h2>\n<div class='clearfix'>\n<div class='details-list keyterms' data-identifier='Boclips::VideoDecorator' data-type='keyterms'>thermostatic expansion valve, thermal expansion valve, expansion valve, refrigeration, hvac, txv, tev, danfoss, ac, hvac school, hvac training, air conditioning, heat pump, chiller, ahu, compressor, vrv, vrf, hvacr, animated txv, animated expansion valve, hvac classes, hvac hacks, hvac training videos, hvac basics, central plant, cooling load, air handling unit, txv troubleshooting, engineering mindset, rtu, technician, fcu, ventilation, refrigeration cycle, hvac system, job, power head, small orifice, capillary tube, correct amount, sensing bulb, real world, valve sits, evaporator exit, superheat temperature, bulb, valve, superheat, evaporator, control, pass, liquid, refrigerant, find, flow, increase, video, type, designs</div>\n<div class='keyterms-toggle-buttons' data-identifier='Boclips::VideoDecorator'>\n<button aria-expanded='false' class='more btn-link' 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