Advantech PLC ADAM-3017

09/26/2025

How Does an Expansion Valve Work?

The expansion valve is installed at the inlet of the evaporator. Its function is to eject the high-temperature and high-pressure liquid refrigerant from the receiver dryer from the small hole of the expansion valve.

08/04/2020

Types of surface coolers and maintenance methods

There are two types of surface coolers: one is the heat exchanger of the fan coil, its performance determines the cooling (heat) capacity of the fan coil and the influence on the air volume.

08/17/2023

Heat Pump: Everything You Need to Know (9 Diagrams Help Better Understand Heat Pumps)

Heat pumps are a popular choice for both heating and cooling homes and buildings. They are energy-efficient and environmentally friendly, making them a great option for those who want to reduce their carbon footprint and save money on their energy bills.

07/08/2022

Installation and Adjustment of Proportional Valves in Your Car

The proportional valve is mounted between the brake line master cylinder and the rear wheels. It's designed to adjust the pressure between the front and rear brakes, depending on how hard you're stopping.

08/24/2020

Problems related to refrigerant charging

Computer room air conditioning units are generally charged with refrigerant at the installation site. There are two main methods for refrigerant charging: weighing method and observation pressure method.

06/29/2020

Compression ratio of American Copeland compressor

09/08/2020

Chinese screw air compressor parts prices fall but demand increases

In the early stage of China's screw air compressor market, the price of spare parts remained at a relatively high level. The subjective factors of the screw air compressor manufacturer and the objective conditions of the market are the two reasons for this phenomenon.

09/09/2022

Permanent Magnet DC Motor: Types, Application, Selection Principle (1)

A <strong>permanent magnet DC motor</strong> (PMDC motor) is a type of DC motor that uses permanent magnets to create a magnetic field.

08/21/2020

Selection method of refrigeration host

The chillers used in the ice storage system need to adapt to the air conditioning and ice storage conditions, so they are often called dual-condition chillers. The available types are piston chillers,

08/24/2020

The cold storage is constructed in this way, and it saves nearly half of the electricity bill!

Compared with ordinary refrigerators, cold storage has a larger cooling area, and because of the large cooling area, the power consumption is relatively large. Today, the editor of okmarts.com