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{"id":1635,"date":"2025-12-26T08:13:18","date_gmt":"2025-12-26T08:13:18","guid":{"rendered":"https:\/\/khoiminh.com.vn\/?p=1635"},"modified":"2026-03-04T09:13:45","modified_gmt":"2026-03-04T09:13:45","slug":"ahu-la-gi-nguyen-ly-hoat-dong-cua-ahu-2025","status":"publish","type":"post","link":"https:\/\/khoiminh.com.vn\/en\/ahu-la-gi-nguyen-ly-hoat-dong-cua-ahu-2025\/","title":{"rendered":"What is an AHU? AHU Operating Principle 2025"},"content":{"rendered":"<p><span style=\"color: #000000;\"><span style=\"font-weight: 400;\">In <\/span><b>HVAC<\/b><span style=\"font-weight: 400;\"> (Heating, Ventilation, and Air Conditioning) systems, <\/span><b>the Air Handling Unit (AHU)<\/b><span style=\"font-weight: 400;\"> is an indispensable component. Primarily designed to condition air in buildings, factories, and industrial facilities, the AHU maintains a comfortable and safe environment for occupants. This article provides a detailed insight into <\/span><b>AHUs<\/b>, c&#7845;u t&#7841;o, nguy&ecirc;n l&yacute; ho&#7841;t &#273;&#7897;ng, c&#361;ng nh&#432; c&aacute;c l&#7907;i &iacute;ch m&agrave; thi&#7871;t b&#7883; n&agrave;y mang l&#7841;i.<\/span><h3><span style=\"color: #333399;\"><b>What is an AHU? Overview of Air Handling Units&nbsp;<\/b><\/span><\/h3><h4><span style=\"color: #333399;\"><b>Definition of AHU and its Importance in HVAC Systems<\/b><\/span><\/h4><p class=\"translation-block\"><span style=\"color: #000000\"><b>What is an AHU?<\/b><span style=\"font-weight: 400\"> It is a device integrated into <\/span><b>HVAC systems<\/b><span style=\"font-weight: 400\"> to process and supply air.  <\/span><b>This unit performs<\/b><span style=\"font-weight: 400\"> filtration, cooling or heating, and humidity control before distributing the air throughout the building's internal spaces. With its high-capacity air processing capabilities, the AHU ensures a clean and regulated indoor environment.<\/p><h4><span style=\"color: #333399;\"><b>Differences between AHUs, FCUs, and related equipment<\/b><\/span><\/h4><p class=\"translation-block\"><span style=\"color: #000000\"><span style=\"font-weight: 400\">Although AHUs and FCUs (Fan Coil Units) are both essential  <\/span><b>HVAC components<\/b><span style=\"font-weight: 400\">, they differ significantly in function. <\/span><b>AHUs<\/b><span style=\"font-weight: 400\"> are primarily designed for centralized air processing across the entire building system, whereas <\/span><b>FCUs<\/b><span style=\"font-weight: 400\"> are typically utilized for localized air distribution and temperature control within specific zones.<\/p><h3><span style=\"color: #000000;\"><b><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1648\" src=\"https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/20250808173852285c8.webp\" alt=\"20250808173852285c8\" width=\"1428\" height=\"1071\" srcset=\"https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/20250808173852285c8.webp 1428w, https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/20250808173852285c8-300x225.webp 300w, https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/20250808173852285c8-1024x768.webp 1024w, https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/20250808173852285c8-768x576.webp 768w, https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/20250808173852285c8-16x12.webp 16w, https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/20250808173852285c8-570x428.webp 570w\" sizes=\"auto, (max-width: 1428px) 100vw, 1428px\" \/><\/b><\/span><\/h3><h4><span style=\"color: #333399;\"><b>Common Applications of AHUs in Industrial and Commercial Sectors<\/b><\/span><\/h4><p class=\"translation-block\"><span style=\"color: #000000\"><b>AHUs<\/b><span style=\"font-weight: 400\"> are widely utilized in industrial facilities, commercial centers, hospitals, and office buildings. These environments require stringent air control to maintain ideal working conditions, ensuring occupant comfort and health.<\/p><h3><span style=\"color: #333399;\"><b>AHU Construction<\/b><\/span><\/h3><p><span style=\"font-weight: 400; color: #000000;\">Comprising components such as fans, AHU filters, and heat exchange systems, the AHU ensures comfort while enhancing energy efficiency. However, periodic AHU maintenance is essential to ensure stable and efficient system operation.<\/span><\/p><p><span style=\"color: #000000;\"><b><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1637\" src=\"https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/3-7.jpg\" alt=\"3 7\" width=\"1200\" height=\"800\" srcset=\"https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/3-7.jpg 1200w, https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/3-7-300x200.jpg 300w, https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/3-7-1024x683.jpg 1024w, https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/3-7-768x512.jpg 768w, https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/3-7-18x12.jpg 18w, https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/3-7-570x380.jpg 570w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/b><span style=\"color: #3366ff;\"><span style=\"font-weight: 400;\">Source <\/span><a style=\"color: #3366ff;\" href=\"https:\/\/www.youtube.com\/watch?v=wqESXBjVJcg\"><span style=\"font-weight: 400;\">https:\/\/www.youtube.com\/watch?v=wqESXBjVJcg<\/span><\/a><span style=\"font-weight: 400;\">&nbsp;<\/span><\/span><\/span><\/p><h4><span style=\"color: #333399;\"><b>Main Components of an AHU<\/b><\/span><\/h4><p class=\"translation-block\"><span style=\"color: #000000\"><span style=\"font-weight: 400\">An  <\/span><b>AHU<\/b><span style=\"font-weight: 400\"> typically consists of primary components such as <\/span><b>air filters<\/b><span style=\"font-weight: 400\">, fans, cooling or heating coils, and humidity control elements. These components operate in integration to process air, ensuring that the supply air consistently meets required standards.<\/p><h4><span style=\"color: #333399;\"><b>Functions of Individual Components in the Air Treatment Process<\/b><\/span><\/h4><ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\"><span style=\"color: #000000\"><b>AHU Air Filters<\/b><span style=\"font-weight: 400\">: Remove dust and airborne contaminants.<\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\"><span style=\"color: #000000\"><b>Cooling\/Heating Coils:<\/b><span style=\"font-weight: 400\"> Modulate air temperature to reach the desired setpoints.<\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\"><span style=\"color: #000000\"><b>Fans:<\/b><span style=\"font-weight: 400\"> Responsible for air circulation, ensuring uniform distribution of treated air to the designated areas.<\/li>\n<\/ul><p><span style=\"font-weight: 400; color: #000000;\">&nbsp;<\/span><\/p><h4><span style=\"color: #333399;\"><b>Differences Between Traditional and Modern AHUs<\/b><\/span><\/h4><p class=\"translation-block\"><span style=\"color: #000000\"><span style=\"font-weight: 400\"><\/span><b>Modern AHUs<\/b><span style=\"font-weight: 400\">  are equipped with advanced technologies, such as high-efficiency filtration systems, which enhance energy savings and environmental protection. Newer AHU models also feature improved control and automation capabilities, simplifying the AHU maintenance process.<\/p><h3><span style=\"color: #333399;\"><b>AHU Classification by Heat Transfer Medium<\/b><\/span><\/h3><p class=\"translation-block\"><span style=\"color: #000000\"><span style=\"font-weight: 400\">AHUs can be classified based on the type of medium used for air processing. The two common types are <\/span><b>Water AHUs<\/b><span style=\"font-weight: 400\"> and <\/span><b>DX (Direct Expansion) AHUs.<\/b><span style=\"font-weight: 400\">.<\/span><\/span><\/p><h4><span style=\"color: #333399;\"><b>Water AHU<\/b><\/span><\/h4><p class=\"translation-block\"><span style=\"color: #000000\"><b>A Water AHU<\/b><span style=\"font-weight: 400\"> is an air handling unit that utilizes water as the heat transfer medium. Chilled water (from a Chiller) or hot water (from a Boiler) is circulated through heat exchange coils (<\/span><b>Cooling<\/b><span style=\"font-weight: 400\"> or <\/span><b>Heating Coils<\/b><span style=\"font-weight: 400\">) inside the AHU to cool or heat the air before it is delivered to the conditioned space.<\/p><p style=\"text-align: center;\"><span style=\"color: #000000;\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-1638 size-full aligncenter\" src=\"https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/4-7.jpg\" alt=\"S&#417; &#273;&#7891; nguy&ecirc;n l&yacute; ho&#7841;t &#273;&#7897;ng c&#7911;a AHU n&#432;&#7899;c\" width=\"1200\" height=\"800\" srcset=\"https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/4-7.jpg 1200w, https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/4-7-300x200.jpg 300w, https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/4-7-1024x683.jpg 1024w, https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/4-7-768x512.jpg 768w, https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/4-7-18x12.jpg 18w, https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/4-7-570x380.jpg 570w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/>Schematic Operating Principle of Water AHUs<\/span><\/p><h4><span style=\"color: #333399;\"><b>DX AHU<\/b><\/span><\/h4><p class=\"translation-block\"><span style=\"color: #000000\"><b>A DX AHU (Direct Expansion AHU)<\/b><span style=\"font-weight: 400\"> is an air handling unit that utilizes refrigerant as the heat exchange medium. Refrigerant (such as R134a, R410A) is supplied directly from the compressor system and flows through the coils inside the AHU to cool the air.<\/p><p style=\"text-align: center;\"><span style=\"color: #000000;\"><img loading=\"lazy\" decoding=\"async\" class=\"wp-image-1639 size-full aligncenter\" src=\"https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/5-7.jpg\" alt=\"Nguy&ecirc;n l&yacute; ho&#7841;t &#273;&#7897;ng c&#7911;a AHU Gas\" width=\"1200\" height=\"800\" srcset=\"https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/5-7.jpg 1200w, https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/5-7-300x200.jpg 300w, https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/5-7-1024x683.jpg 1024w, https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/5-7-768x512.jpg 768w, https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/5-7-18x12.jpg 18w, https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/5-7-570x380.jpg 570w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/>Operating Principle of DX AHUs<\/span><\/p><p><span style=\"color: #3366ff;\"><span style=\"font-weight: 400;\">Source: <\/span><a style=\"color: #3366ff;\" href=\"https:\/\/www.youtube.com\/watch?v=gXLB14WH8x0\"><span style=\"font-weight: 400;\">intech&nbsp;<\/span><\/a><\/span><\/p><h3><span style=\"color: #333399;\"><b>AHU Operating Principle<\/b><\/span><\/h3><h4><span style=\"color: #333399;\"><b>Air treatment process from inlet to outlet<\/b><\/span><\/h4><p class=\"translation-block\"><span style=\"color: #000000\"><span style=\"font-weight: 400\">The air treatment process in <\/span><b>an AHU<\/b><span style=\"font-weight: 400\"> begins by  <\/span><b>drawing in outdoor or return air<\/b><span style=\"font-weight: 400\">. This air passes through filters to remove contaminants. Subsequently, the air is  <\/span><b>cooled or heated<\/b><span style=\"font-weight: 400\">, humidity is adjusted, and it is then distributed to various zones within the building.<\/p><h4><span style=\"color: #333399;\"><b>AHU Integration in HVAC Systems<\/b><\/span><\/h4><p class=\"translation-block\"><span style=\"color: #000000\"><b>The AHU<\/b><span style=\"font-weight: 400\"> is a central component of <\/span><b>an HVAC<\/b><span style=\"font-weight: 400\"> system, ensuring efficient air conditioning. In conjunction with other equipment like <\/span><b>FCUs<\/b><span style=\"font-weight: 400\"> and <\/span><b>chillers<\/b><span style=\"font-weight: 400\">, the AHU maintains stable temperature and humidity levels in living and working spaces.<\/p><h4><span style=\"color: #333399;\"><b>Temperature, Humidity, and Air Quality Control<\/b><\/span><\/h4><p class=\"translation-block\"><span style=\"color: #000000\"><span style=\"font-weight: 400\">Modern AHUs<\/b><span style=\"font-weight: 400\"> can automatically modulate air temperature and humidity. This creates a comfortable environment for occupants and ensures that the air consistently meets <\/span><b>standard air cleanliness levels.<\/b><span style=\"font-weight: 400\"><\/p><h3><span style=\"color: #000000;\"><b><img loading=\"lazy\" decoding=\"async\" class=\"aligncenter size-full wp-image-1640\" src=\"https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/6-5.jpg\" alt=\"6 5\" width=\"1200\" height=\"800\" srcset=\"https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/6-5.jpg 1200w, https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/6-5-300x200.jpg 300w, https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/6-5-1024x683.jpg 1024w, https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/6-5-768x512.jpg 768w, https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/6-5-18x12.jpg 18w, https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/6-5-570x380.jpg 570w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><\/b><\/span><\/h3><h3><span style=\"color: #333399;\"><b>Common AHU Types in the Market<\/b><\/span><\/h3><p><span style=\"color: #000000;\"><b>Standard AHUs and Customized AHUs<\/b><\/span><\/p><p class=\"translation-block\"><span style=\"color: #000000\"><span style=\"font-weight: 400\">Depending on application requirements, <\/span><b>AHUs<\/b><span style=\"font-weight: 400\"> can be selected as standard or customized models. Customized AHUs are suitable for large-scale projects with specific air quality requirements.<\/p><p><span style=\"color: #000000;\"><b>Comparison of Industrial and Commercial AHUs<\/b><\/span><\/p><p class=\"translation-block\"><span style=\"color: #000000\"><b>Industrial AHUs<\/b><span style=\"font-weight: 400\"> typically feature high capacity and robust designs suitable for harsh operating environments. In contrast, <\/span><b>commercial AHUs<\/b><span style=\"font-weight: 400\"> are more compact and ideal for office buildings or shopping centers.<\/p><p><span style=\"color: #000000;\"><b>Technological Advancement Trends in AHU Design<\/b><\/span><\/p><p class=\"translation-block\"><span style=\"color: #000000\"><span style=\"font-weight: 400\">Emerging technologies, such as high-efficiency <\/span><b>AHU air filters<\/b><span style=\"font-weight: 400\"> and <\/span><b>automated AHU maintenance systems<\/b><span style=\"font-weight: 400\">, are becoming increasingly prevalent, enhancing energy efficiency and reducing operating costs.<\/p><h3><span style=\"color: #333399;\"><b>Benefits of Using AHUs<\/b><\/span><\/h3><h4><span style=\"color: #333399;\"><b>Improving Energy Efficiency in HVAC Systems<\/b><\/span><\/h4><p class=\"translation-block\"><span style=\"color: #000000\"><span style=\"font-weight: 400\">Implementing <\/span><b>Air Handling Units (AHUs)<\/b><span style=\"font-weight: 400\"> is a key solution for enhancing HVAC system energy efficiency. AHUs operate by optimizing airflow and air quality control, thereby reducing the load on cooling or heating equipment. This minimizes power consumption and carbon emissions, contributing to environmental protection.<\/p><div id=\"attachment_1646\" style=\"width: 855px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-1646\" class=\"wp-image-1646 size-full\" src=\"https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/ahu-phong-sach-suntech.webp\" alt=\"L&#7907;i &Iacute;ch Khi S&#7917; D&#7909;ng AHU\" width=\"845\" height=\"600\" srcset=\"https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/ahu-phong-sach-suntech.webp 845w, https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/ahu-phong-sach-suntech-300x213.webp 300w, https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/ahu-phong-sach-suntech-768x545.webp 768w, https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/ahu-phong-sach-suntech-18x12.webp 18w, https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/ahu-phong-sach-suntech-570x405.webp 570w\" sizes=\"auto, (max-width: 845px) 100vw, 845px\" \/><p id=\"caption-attachment-1646\" class=\"wp-caption-text\"><span style=\"color: #000000;\">Benefits of Using AHUs<\/span><\/p><\/div><p class=\"translation-block\"><span style=\"color: #000000\"><span style=\"font-weight: 400\">Furthermore, modern AHUs integrate <\/span><b>Variable Frequency Drive (VFD)<\/b><span style=\"font-weight: 400\"> technology and smart sensors to automatically modulate fan speed and capacity based on real-time demand, maximizing system efficiency and eliminating energy waste.<\/p><h4><span style=\"color: #333399;\"><b>Improving Indoor Air Quality (IAQ)<\/b><\/span><\/h4><p class=\"translation-block\"><span style=\"color: #000000\"><span style=\"font-weight: 400\"><\/span><b>Indoor Air Quality (IAQ)<\/b><span style=\"font-weight: 400\"> directly impacts human health and comfort, particularly in enclosed environments such as offices, schools, hospitals, or commercial centers. AHUs play a critical role in controlling IAQ by:<\/p><ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\"><span style=\"color: #000000\"><b>Filtering dust and bacteria<\/b><span style=\"font-weight: 400\">  through various filtration stages, from pre-filters to HEPA filters.<\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\"><span style=\"color: #000000\"><b>Modulating humidity<\/b><span style=\"font-weight: 400\"> to inhibit the growth of harmful microorganisms.<\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\"><span style=\"color: #000000\"><b>Providing the necessary fresh air supply<\/b><span style=\"font-weight: 400\"> to maintain oxygen levels and reduce concentrations of harmful gases like CO2.<\/li>\n<\/ul><p><span style=\"font-weight: 400; color: #000000;\">Consequently, this creates a cleaner environment, enhancing productivity and minimizing the risk of respiratory illnesses or allergies.<\/span><\/p><div id=\"attachment_1647\" style=\"width: 810px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-1647\" class=\"wp-image-1647 size-full\" src=\"https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/IMAGE_AHU_01.jpg\" alt=\"N&acirc;ng cao hi&#7879;u su&#7845;t n&#259;ng l&#432;&#7907;ng trong h&#7879; th&#7889;ng HVAC\" width=\"800\" height=\"600\" srcset=\"https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/IMAGE_AHU_01.jpg 800w, https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/IMAGE_AHU_01-300x225.jpg 300w, https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/IMAGE_AHU_01-768x576.jpg 768w, https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/IMAGE_AHU_01-16x12.jpg 16w, https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/IMAGE_AHU_01-570x428.jpg 570w\" sizes=\"auto, (max-width: 800px) 100vw, 800px\" \/><p id=\"caption-attachment-1647\" class=\"wp-caption-text\"><span style=\"color: #000000;\">Improving Energy Efficiency in HVAC Systems<\/span><\/p><\/div><h4><span style=\"color: #333399;\"><b>Reducing Maintenance and Operating Costs<\/b><\/span><\/h4><p><span style=\"font-weight: 400; color: #000000;\">By integrating modern design and manufacturing technologies, AHUs not only reduce operating costs but also extend the service life of the HVAC system. Key highlights include:<\/span><\/p><ul>\n<li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\"><span style=\"color: #000000\"><b>Integrated self-diagnostic systems:<\/b><span style=\"font-weight: 400\"> Early detection and alerts for potential issues, reducing downtime and major repair costs.<\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\"><span style=\"color: #000000\"><b>Durable materials:<\/b><span style=\"font-weight: 400\"> Utilization of insulated casings and corrosion-resistant components ensures long-term operational reliability.<\/li>\n<li style=\"font-weight: 400;\" aria-level=\"1\" class=\"translation-block\"><span style=\"color: #000000\"><b>Ease of maintenance:<\/b><span style=\"font-weight: 400\"> Modular designs allow for rapid assembly and disassembly, saving time and labor during cleaning or component replacement.<\/li>\n<\/ul><p><span style=\"font-weight: 400; color: #000000;\">This optimization minimizes direct costs while ensuring stable HVAC operation and enhancing overall long-term efficiency.<\/span><\/p><h3><span style=\"color: #333399;\"><b>Selecting the Right AHU<\/b><\/span><\/h3><p><span style=\"color: #000000;\"><b>AHU selection criteria based on application requirements<\/b><\/span><\/p><p class=\"translation-block\"><span style=\"color: #000000\"><span style=\"font-weight: 400\">When selecting <\/span><b>an AHU<\/b><span style=\"font-weight: 400\">, it is essential to consider the floor area, occupancy levels, and specific temperature and humidity requirements. Precise selection optimizes the system's operational performance.<\/p><p><span style=\"color: #000000;\"><b>Key Technical Specifications for Reference<\/b><\/span><\/p><p class=\"translation-block\"><span style=\"color: #000000\"><span style=\"font-weight: 400\">Parameters such as fan capacity, filtration efficiency, and cooling capacity are critical factors to evaluate during the <\/span><b>AHU<\/b><span style=\"font-weight: 400\"> selection process.<\/p><p><span style=\"color: #000000;\"><b>Reputable AHU Manufacturers in the Market<\/b><\/span><\/p><p class=\"translation-block\"><span style=\"color: #000000\"><span style=\"font-weight: 400\">Leading  <\/span><b>AHU<\/b><span style=\"font-weight: 400\"> manufacturers currently include Daikin, Trane, and Carrier, providing high-quality solutions for <\/span><b>HVAC systems<\/b><span style=\"font-weight: 400\">.<\/span><\/span><\/p><div id=\"attachment_1643\" style=\"width: 1210px\" class=\"wp-caption aligncenter\"><img loading=\"lazy\" decoding=\"async\" aria-describedby=\"caption-attachment-1643\" class=\"wp-image-1643 size-full\" src=\"https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/9-3.jpg\" alt=\"AHU uy t&iacute;n hi&#7879;n nay bao g&#7891;m Daikin, Trane v&agrave; Carrier\" width=\"1200\" height=\"800\" srcset=\"https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/9-3.jpg 1200w, https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/9-3-300x200.jpg 300w, https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/9-3-1024x683.jpg 1024w, https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/9-3-768x512.jpg 768w, https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/9-3-18x12.jpg 18w, https:\/\/khoiminh.com.vn\/wp-content\/uploads\/2025\/12\/9-3-570x380.jpg 570w\" sizes=\"auto, (max-width: 1200px) 100vw, 1200px\" \/><p id=\"caption-attachment-1643\" class=\"wp-caption-text\"><span style=\"color: #000000;\">Leading AHU manufacturers currently include Daikin, Trane, and Carrier.<\/span><\/p><\/div><h3><span style=\"color: #000000;\"><b><\/b><span style=\"color: #333399;\"><b>Key Considerations for AHU Operation and Maintenance<\/b><\/span><\/span><\/h3><p><span style=\"color: #000000;\"><b>Scheduled Maintenance Programs<\/b><\/span><\/p><p class=\"translation-block\"><span style=\"color: #000000\"><b>Periodic AHU maintenance<\/b><span style=\"font-weight: 400\"> is a critical factor in extending equipment service life and maintaining optimal performance.<\/p><p><span style=\"color: #000000;\"><b>Common Issues and Troubleshooting<\/b><\/span><\/p><p class=\"translation-block\"><span style=\"color: #000000\"><span style=\"font-weight: 400\"><\/span><b>Common AHU operational issues<\/b><span style=\"font-weight: 400\"> include filter clogging, unstable fan operation, or electrical faults. Proper maintenance minimizes these occurrences.<\/p><p><span style=\"color: #000000;\"><b>Impact of Maintenance on AHU Service Life and Efficiency<\/b><\/span><\/p><p class=\"translation-block\"><span style=\"color: #000000\"><span style=\"font-weight: 400\">Proper maintenance sustains  <\/span><b>AHU<\/b><span style=\"font-weight: 400\"> operational efficiency, extends equipment lifespan, and minimizes repair and replacement costs.<\/p><h3><span style=\"color: #333399;\"><b>Conclusion<\/b><\/span><\/h3><p class=\"translation-block\"><span style=\"color: #000000\"><b>AHUs<\/b><span style=\"font-weight: 400\"> are an indispensable part of <\/span><b>HVAC systems<\/b><span style=\"font-weight: 400\"> , ensuring indoor air remains in optimal condition regarding temperature, humidity, and cleanliness. Understanding <\/span><b>AHUs<\/b><span style=\"font-weight: 400\">, their operation, and their benefits facilitates informed equipment selection for your projects. Do not forget to <\/span><a style=\"color: #000000\" href=\"https:\/\/khoiminh.com.vn\/en\/service\/dich-vu-bao-tri-bao-duong-he-thong-hvac\/\" target=\"_self\"><b>perform regular AHU maintenance <\/b><\/b><span style=\"font-weight: 400\">  at<\/span> <a style=\"color: #000000\" href=\"https:\/\/khoiminh.com.vn\/en\/\" target=\"_self\"><b>Khoi Minh<\/b><\/a><span style=\"font-weight: 400\">  to ensure performance and extend system service life!<\/p><\/p>","protected":false},"excerpt":{"rendered":"<p>In HVAC (Heating, Ventilation, and Air Conditioning) systems, the Air Handling Unit (AHU) is an indispensable component. With the primary purpose of conditioning the air in buildings, factories, or industrial facilities, the AHU helps maintain a comfortable and safe environment [...]<\/p>","protected":false},"author":2,"featured_media":1648,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[78],"tags":[],"class_list":["post-1635","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tin-tuc"],"yoast_head":"<!-- This site is optimized with the Yoast SEO Premium plugin v24.8 (Yoast SEO v24.8) - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>AHU L\u00e0 G\u00ec? Nguy\u00ean L\u00fd Ho\u1ea1t \u0110\u1ed9ng C\u1ee7a AHU 2025 - Kh\u1edfi Minh<\/title>\n<meta name=\"description\" content=\"ahu l\u00e0 g\u00ec? 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