DN50 Threaded Rubber Expansion Joint for ‘HVAC’
Shanghai Songjiang Vibration Absorber Group Co., Ltd. official website introduces: DN50 Threaded Rubber Flexible Joint for ‘HVAC’ information. Songjiang Group provides threaded rubber flexible joint products for HVAC systems in various public places, effectively reducing vibration and noise. The following are real photos.
Name: DN50 Threaded Rubber Expansion Joint
Model: KST-L
Caliber: DN50
Total Length: 200mm
Rubber Length: 135mm (length from rubber face to rubber face after removing threaded swivel joint)
Weight: 2 kg
Pressure: PN16
Material: Threaded part is made of stainless steel, rubber is made of natural rubber, and can also be customized with oil-resistant materials.
Application: Suitable for fan coil units, HVAC systems, etc.
Brand: Songjiang
Manufacturer: Shanghai Songjiang Vibration Absorber Group Co., Ltd.
Heating, Ventilation, and Air Conditioning Introduction: Heating, Ventilation, and Air Conditioning (HVAC) is an air conditioning system that performs functions such as heating, ventilation, and air regulation. Due to the HVAC system’s primary functions, including heating, ventilation, and air conditioning, it is abbreviated as HVAC. This abbreviation represents the comprehensive term for these three functions.
HVAC, an acronym for Heating, Ventilating, and Air Conditioning, refers to systems or related equipment responsible for heating, ventilation, and air conditioning in indoor spaces or vehicles. The design and application of HVAC systems involve thermodynamics, fluid mechanics, and fluid machinery, making it an essential branch in the field of mechanical engineering.
Sometimes, an ‘R’ is added to the HVAC acronym, representing refrigeration, resulting in HVAC&R or HVACR. Alternatively, the acronym can have an ‘R’ added while omitting the ‘V’ for ventilation, becoming HACR.
HVAC systems can control air temperature and humidity, improving indoor comfort. They play a crucial role in medium to large industrial and office buildings, such as skyscrapers. The invention and discovery of HVAC systems owe credit to scientists such as Nikola Tesla, Michael Faraday, Willis Carrier, Reuben Trane, James Joule, William Rankine, and Sadi Carnot, among others.
Components of HVAC systems were invented around the time of the Industrial Revolution, and companies and inventors worldwide continue to introduce modern and efficient methods. The three main functions of HVAC—heating, ventilation, and air conditioning—are interrelated, aiming to provide comfortable temperatures and suitable indoor air quality at reasonable installation, operation, and maintenance costs. HVAC systems offer ventilation functions, reducing air infiltration, maintaining pressure relationships between indoor and outdoor spaces or different rooms, and managing the characteristics of air entering or leaving rooms, known as indoor air distribution.
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