ITAP Ball Valve 982 DN25

09/04/2020

Energy-saving space of screw air compressor itself

When we talk about the energy saving of screw air compressors, we often start from the outside of the air compressor, such as frequency conversion transformation, waste heat recovery, etc.

08/11/2025

Cooling Towers: Operation Methods, Maintenance ＆ Usage Precautions

Cooling towers are critical equipment used in industrial and commercial areas to cool fluids. In order to ensure its effective operation, increase its lifespan and maintain safety, correct operation methods, maintenance and upkeep knowledge, and usage precautions are crucial. In this article, we will delve into these aspects.

07/30/2020

A newly installed air conditioner trips as soon as it is plugged in. What's the matter

This question is about the first use of newly purchased appliances. This question actually asked two questions: One is that the newly installed air conditioner trips as soon as it is plugged in. Why? Second, why does it stop tripping after removing the neutral wire? The Electrician's Home will answer this question from these two aspects.

09/11/2020

Radial bearing

Radial bearing: Rolling bearing mainly used for bearing radial load, its nominal contact angle ranges from 0 degrees to 45 degrees. According to the different nominal contact angles,

07/23/2020

R410a and R22 refrigerant comparison application and installation specifications

1.Introduction to the properties of R410a refrigerant<br></br> 1. R410a is a HFCs refrigerant mixed with two working fluids of R32 and R125 at a mass fraction of 50% and 50%. It is a near-azeotropic mixture (pseudo-azeotrope), and its thermal performance is close to a single working fluid.

03/12/2024

Air Purifier: Components, and Principle of Dust Removal ＆ Purification

Air purifiers are a common household appliance in modern life. It can remove various air pollutants and effectively improve air cleanliness.

01/06/2021

Explanation of the phenomenon of natural wind when heating the central air conditioner for a period of time

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06/14/2020

Danfoss cocuses on providing energy efficient, sustainable and smart refrigeration compressors for a varied range of commercial applications such as cold rooms

08/20/2020

Aftertaste the college entrance examination how many points can you answer this set of cold storage test papers

This year's college entrance examination is over, Chinese, mathematics, science and comprehensive...These subjects rigorously and scientifically test the students' ability to take the test.

08/06/2020

How to maintain the lubrication system of the chiller

In the operation system of the chiller, more attention is paid to the refrigerant circulation system, the chilled water circulation system and the electrical control system of the refrigerator. The lubrication system is often overlooked. As everyone knows, this system is also very important to the chiller.