{"id":6013,"date":"2025-06-26T15:45:31","date_gmt":"2025-06-26T12:45:31","guid":{"rendered":"https:\/\/altal.ro\/?post_type=product&#038;p=6013"},"modified":"2025-07-23T01:52:00","modified_gmt":"2025-07-22T22:52:00","slug":"coupling-hdpe-33","status":"publish","type":"product","link":"https:\/\/altal.ro\/en\/coupling-hdpe-33\/","title":{"rendered":"HDPE coupling 32"},"content":{"rendered":"<p>this-toc<\/p>\n<h2>HDPE coupling 32<\/h2>\n<p><strong>HDPE 32 coupling for welding <\/strong>is used for connecting pipes with control valves. Also for connecting to fittings or in polyethylene (HDPE) pressure piping systems for water supply and geothermal wells. The couplings are made of plastic <a href=\"https:\/\/en.wikipedia.org\/wiki\/High-density_polyethylene\" target=\"_blank\" rel=\"noopener\">HDPE<\/a> prin turnare sub presiune, urmat\u0103 de prelucrare. Acest Cuplaj HDPE 32 \u00a0este fabricat din polietilen\u0103 de tipurile RE80 (MRS 8,0 MPa) \u0219i RE100 (MRS 10,0 MPa). Conectarea \u021bevilor cu Cuplaj HDPE 32 se realizeaz\u0103 \u00een dou\u0103 moduri: sudur\u0103 \u00een unghi (\u00een v\u00e2rf) sau sudur\u0103 termic\u0103 cu rezisten\u021b\u0103 electric\u0103. La sudura \u00een unghi, \u021beava \u0219i piesa sunt \u00eenc\u0103lzite cu un aparat special, apoi unite sub presiune. Sudura termic\u0103 cu rezisten\u021b\u0103 utilizeaz\u0103 fitinguri cu elemente de \u00eenc\u0103lzire integrate \u0219i echipament specializat. Destina\u021bie: utilizarea \u00een sisteme geotermale cu bucle verticale sau orizontale de colectare a c\u0103ldurii din sol.<\/p>\n<h4>Advantages of geothermal technologies<\/h4>\n<ol start=\"1\" data-spread=\"false\">\n<li><strong>Reliability and durability<\/strong>Geothermal systems operate year-round, regardless of weather conditions.<\/li>\n<li><strong>Environmental safety<\/strong>. <a href=\"https:\/\/altal.ro\/en\/heat-pump-altal\/\" target=\"_blank\" rel=\"noopener\">Heat pumps<\/a> uses heat from the earth, reducing dependence on fossil fuels.<\/li>\n<li><strong>Economic efficiency<\/strong>Significant savings are achieved on heating and cooling due to reduced operating costs.<\/li>\n<\/ol>\n<h4>How does a geothermal heat pump work?<\/h4>\n<p><a href=\"https:\/\/altal.ro\/en\/ground-water-altal\/\">Geothermal heat pump<\/a> uses electrical energy to convert the earth&#039;s heat into usable energy for heating. The system is based on a geothermal loop:<\/p>\n<ul data-spread=\"false\">\n<li><strong>Horizontal loop<\/strong>Pipes located under the soil layer, requiring a large area.<\/li>\n<li><strong>Vertical loop<\/strong>The pipes are lowered into deep wells, saving space.<\/li>\n<\/ul>\n<p>Regardless of the type of loop, the heat exchanger transfers the accumulated heat to the fluid circulating in the system. HDPE 32 coupling is intended for connecting pipes and fittings to each other.<\/p>\n<h4>System elements<\/h4>\n<ol start=\"1\" data-spread=\"false\">\n<li><strong>Ground heat exchanger<\/strong>Made of HDPE pipes, it withstands pressures of up to 20 atmospheres.<\/li>\n<li><strong>Geothermal water collector 90x32x8<\/strong>. Joins the system loops and connects to the heat pump.<\/li>\n<li><strong>HDPE coupling 32.<\/strong> Ensures tight connections between nodes.<\/li>\n<li><strong>Circulating fluid<\/strong>Most often, a mixture of ethylene glycol or propylene glycol with water.<\/li>\n<li><strong>Fittings and valves<\/strong>. Used for welding connections, flow regulation.<\/li>\n<\/ol>\n<h2>Geothermal wells: installation features<\/h2>\n<p>The wells are placed in wells with depths between 70 and 300 meters. The main types:<\/p>\n<ul data-spread=\"false\">\n<li><strong>A probe: <\/strong>\u00a0(2\u00d732 mm sau 2\u00d740 mm).<\/li>\n<li><strong>Two probes: <\/strong>\u00a0(4\u00d732 mm).<\/li>\n<\/ul>\n<p>The temperature at a depth of 150 m is stable (~15 \u00b0C), which ensures the efficient operation of the system. However, deep drilling requires significant investments.<\/p>\n<h4>Installation and design<\/h4>\n<ol start=\"1\" data-spread=\"false\">\n<li>Carrying out geological analysis of the terrain.<\/li>\n<li>Elaboration of the project depending on the type of soil.<\/li>\n<li>Compliance with safety regulations and environmental standards.<\/li>\n<li>Using high-quality materials such as HDPE pipes.<\/li>\n<\/ol>\n<h2><strong>EARTH PROBE<\/strong><\/h2>\n<p>Sonda de p\u0103m\u00e2nt reprezint\u0103 o \u021beav\u0103 U dubl\u0103, plasat\u0103 \u00een sond\u0103. Modulul este de 1 m de sond\u0103. Ad\u00e2ncimea maxim\u0103 a unei sonde este de 100 m. Energia necesar\u0103 pompei depinde de puterea acesteia, care determin\u0103 num\u0103rul \u0219i ad\u00e2ncimea sondelor. Distan\u021ba minim\u0103 \u00eentre sonde este de 5 m. Obiectele de \u00eenc\u0103lzire trebuie s\u0103 fie la cel pu\u021bin 5-10 m distan\u021b\u0103. Capacitatea de \u00eenc\u0103lzire se calculeaz\u0103 \u00een func\u021bie de compozi\u021bia solului. \u00cenainte de foraj, este necesar\u0103 o analiz\u0103 geologic\u0103 a loca\u021biei. Harta sec\u021biunii va indica configura\u021bia de instalare \u0219i propriet\u0103\u021bile termice ale solului. Forajul este efectuat de speciali\u0219ti, care instaleaz\u0103 schimb\u0103torul de c\u0103ldur\u0103 \u0219i realizeaz\u0103 betonarea. Acest Cuplaj din polietilen\u0103 HDPE32 asigur\u0103 tranzi\u021bia \u00eentre diferite sec\u021biuni.<\/p>\n<h4>Soil types and heat transfer<\/h4>\n<table style=\"width: 61.2873%\" border=\"1\">\n<tbody>\n<tr>\n<th style=\"width: 60.4062%\">HDPE coupling 32<\/th>\n<th style=\"width: 105.407%\">Heat transfer (W\/m)<\/th>\n<\/tr>\n<tr>\n<td style=\"width: 60.4062%\">Dry sand<\/td>\n<td style=\"width: 105.407%;text-align: center\">&lt; 25<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 60.4062%\">Wet sand<\/td>\n<td style=\"width: 105.407%;text-align: center\">65-80<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 60.4062%\">Stop left<\/td>\n<td style=\"width: 105.407%;text-align: center\">60<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 60.4062%\">Clay<\/td>\n<td style=\"width: 105.407%;text-align: center\">35-50<\/td>\n<\/tr>\n<tr>\n<td style=\"width: 60.4062%\">chalk<\/td>\n<td style=\"width: 105.407%;text-align: center\">55-70<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<h2><a href=\"https:\/\/altalheat.com\/wp-content\/uploads\/2024\/12\/geotermalnyj-vodyanoj-kollektor-90x32h8.webp\" target=\"_blank\" rel=\"noopener\">CONSTRUCTION OF THE TECHNOLOGICAL SYSTEM<\/a><\/h2>\n<h2><a href=\"https:\/\/altalheat.com\/wp-content\/uploads\/2024\/12\/geotermalnyj-vodyanoj-kollektor-90x32h8.webp\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-5077\" src=\"https:\/\/altalheat.com\/wp-content\/uploads\/2024\/12\/geotermalnyj-vodyanoj-kollektor-90x32h8.webp\" alt=\"\" width=\"713\" height=\"291\" title=\"\"><\/a><\/h2>\n<p>1. conexiune flexibil\u0103; 2. termometru; 3. filtru; 4. vas de expansiune cu manometru; 5. robinet cu bil\u0103; 6. pompa de circula\u021bie; 7. \u00eemp\u0103m\u00e2ntare; 8. debitmetru (cu cadran); 9. colector de distribu\u021bie; 10. gr\u0103din\u0103 de distribu\u021bie. Umplerea cu solu\u021bie antifrig \u0219i de-aerare se face pentru fiecare circuit separat. Acest lucru se realizeaz\u0103 prin transferul unei amestec de antigel dintr-un rezervor separat, cu ajutorul unei pompe submersibile. Temperatura de \u00eenghe\u021b a solu\u021biei pentru circuitul exemplu (bucla de p\u0103m\u00e2nt), pentru pompa de c\u0103ldur\u0103 ALTAL <a href=\"https:\/\/altal.ro\/en\/ground-water-altal\/\" target=\"_blank\" rel=\"noopener\">GWHP<\/a> este de aproximativ -5 p\u00e2n\u0103 la -12 \u00b0C. Toate elementele buclei trebuie s\u0103 fie realizate din materiale anti-corozive. Dispozitivul de distribu\u021bie \u0219i colectorul pot fi fabricate din plastic sau \u021bevi din cupru, etc.<\/p>\n<h2>HEAT COLLECTOR MANUFACTURING PROCESS<\/h2>\n<p>\u021aevile de schimb de c\u0103ldur\u0103, de 32 sau 40 mm, sunt conectate la capete din plastic prin col\u021b U \u0219i cu Cuplaj HDPE 32. Uneori, se utilizeaz\u0103 un sistem cu dou\u0103 \u021bevi. Cap\u0103tul de plastic este fixat cu o greutate de 2 metri, cum ar fi o \u021beav\u0103 betonat\u0103, pentru a ghida schimb\u0103torul de c\u0103ldur\u0103 \u00een sond\u0103. Acest Cuplaj HDPE 32 pentru sudur\u0103 este folosit pentru conectarea nodurilor prin sudur\u0103. Dup\u0103 foraj \u0219i eliminarea instrumentului de foraj \u0219i a apei, dac\u0103 solul permite, perechile de \u021bevi de schimb de c\u0103ldur\u0103 se introduc f\u0103r\u0103 tubaj de protec\u021bie. Prin intermediul tubului central, \u00eentre schimb\u0103toarele de c\u0103ldur\u0103, se pompeaz\u0103 sub presiune bentonit\u0103 sau ciment pentru umplere complet\u0103. Pentru conectarea sondelor, se folose\u0219te colector geotermal 90x32x8. Lungimea \u021bevilor din sond\u0103 este egal\u0103 cu de dou\u0103 ori ad\u00e2ncimea sondelor plus distan\u021ba fa\u021b\u0103 de pompa de c\u0103ldur\u0103. Exemplul unui sistem cu dou\u0103 \u021bevi este ilustrat \u00een schem\u0103. <a href=\"https:\/\/altalheat.com\/wp-content\/uploads\/2024\/12\/geotermalnyj-vodyanoj-kollektor-90x32x8-2.webp\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-5078\" src=\"https:\/\/altalheat.com\/wp-content\/uploads\/2024\/12\/geotermalnyj-vodyanoj-kollektor-90x32x8-2.webp\" alt=\"\" width=\"578\" height=\"393\" title=\"\"><\/a><\/p>\n<h4>Connecting system elements<\/h4>\n<p>HDPE 32 coupling is also used with the 90x32x8 geothermal water collector for connecting valves. This method ensures the tightness and durability of the connections. The use of professional equipment and qualified specialists is essential for the reliability of the system.<\/p>\n<h4>Summary<\/h4>\n<p>Geothermal technologies represent an innovative solution for ecological heating and cooling. They are reliable, economical and safe for the environment. Correct design and quality installation guarantee the longevity and efficiency of the system. By investing in geothermal equipment, you opt for a future based on renewable energy.<\/p>\n<hr \/>\n<p>\u00a0<\/p>","protected":false},"excerpt":{"rendered":"<p>Polyethylene coupling for bonding <strong>HDPE32<\/strong> for geothermal wells.<\/p>\n<p>Used in heat pump systems for connecting polyethylene pipes.<\/p>\n<p><strong> Diameter 32 mm.<\/strong><\/p>","protected":false},"featured_media":2276,"comment_status":"open","ping_status":"closed","template":"","meta":{"_acf_changed":false,"_kad_post_transparent":"default","_kad_post_title":"","_kad_post_layout":"default","_kad_post_sidebar_id":"","_kad_post_content_style":"default","_kad_post_vertical_padding":"default","_kad_post_feature":"","_kad_post_feature_position":"","_kad_post_header":false,"_kad_post_footer":false},"product_brand":[],"product_cat":[283],"product_tag":[323,215,229,318,324,190,209],"class_list":["post-6013","product","type-product","status-publish","has-post-thumbnail","product_cat-tevi-si-fitinguri-hdpe-si-ppr","product_tag-32-mm","product_tag-aprovizionare-cu-apa","product_tag-geotermala","product_tag-hdpe","product_tag-pe","product_tag-pompa-de-caldura","product_tag-racire","first","instock","sale","featured","taxable","shipping-taxable","purchasable","product-type-simple","entry","content-bg","loop-entry"],"acf":[],"_links":{"self":[{"href":"https:\/\/altal.ro\/en\/wp-json\/wp\/v2\/product\/6013","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/altal.ro\/en\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/altal.ro\/en\/wp-json\/wp\/v2\/types\/product"}],"replies":[{"embeddable":true,"href":"https:\/\/altal.ro\/en\/wp-json\/wp\/v2\/comments?post=6013"}],"version-history":[{"count":9,"href":"https:\/\/altal.ro\/en\/wp-json\/wp\/v2\/product\/6013\/revisions"}],"predecessor-version":[{"id":7594,"href":"https:\/\/altal.ro\/en\/wp-json\/wp\/v2\/product\/6013\/revisions\/7594"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/altal.ro\/en\/wp-json\/wp\/v2\/media\/2276"}],"wp:attachment":[{"href":"https:\/\/altal.ro\/en\/wp-json\/wp\/v2\/media?parent=6013"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/altal.ro\/en\/wp-json\/wp\/v2\/product_brand?post=6013"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/altal.ro\/en\/wp-json\/wp\/v2\/product_cat?post=6013"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/altal.ro\/en\/wp-json\/wp\/v2\/product_tag?post=6013"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}