Apr 27,2026
Congratulations! The official website of Shandong Zhirong Air Conditioning Equipment Co., Ltd. has been officially launched!Congratulations! The official website of Shandong Zhirong Air Conditioning Equipment Co., Ltd. has been officially launched!
Apr 27,2026
Common Issues in the Design and Selection of Air Conditioning Units
Currently, the most common forms of energy utilization include screw chillers, centrifugal chillers, VRV systems, lithium bromide absorption chillers, modular air handling units, ice storage systems, tri-generation systems, municipal energy supplies, and heat pumps. However, our primary focus lies on energy conservation and emission reduction, low operating costs, environmental benefits, and the flexibility to adapt operations based on the specific energy source and load requirements.
Apr 27,2026
Structure, Operating Principles, and Performance of Smoke Extraction Fans
In terms of their main body structure, the smoke extraction dampers within smoke extraction fans are fundamentally identical to fire dampers; however, their control boxes differ slightly. Under normal conditions, the smoke extraction damper remains in a "normally closed" state. In the event of a fire, the damper can be activated either manually—by pulling a steel cable—or automatically, via a power signal transmitted from the fire control center. Upon activation, an electromagnet engages, causing its armature hook to disengage; subsequently, driven by the force of an opening spring, the damper rapidly swings open to facilitate smoke extraction.
Apr 27,2026
Welding Insights for Stainless Steel Louvered Air Vents
How are stainless steel louvered air vents welded? What are the specific requirements? This article provides a comprehensive overview, divided into three sections: pre-weld preparation, technical welding requirements, and post-weld cleanup.
Apr 27,2026
Key Considerations for Stainless Steel Duct Installation
Thorough preparatory work is essential before installing stainless steel ducts. In this specific project, since the central air conditioning system utilizes "smart" sound-attenuating ducts, the critical work regarding the ventilation and air conditioning equipment centers primarily on the installation of these ducts. Consequently, it is imperative to fully grasp the technical characteristics of the smart sound-attenuating ducts, thoroughly review the construction drawings, and understand the interfaces and coordination requirements between this trade (ductwork installation) and other disciplines—such as civil engineering and other specialized trades. Furthermore, one must verify that the elevations, centerlines, reserved openings, and embedded components of the ductwork system comply with installation standards.
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Guanyun Street, Guangyun Sub-district, Wucheng County, Dezhou City, Shandong Province. 266 meters north of the intersection of 240 National Highway and Longxi Street.