Hitachi Compressor 453DH-75C2

08/02/2020

Treatment method after load damage of screw chiller

First of all, we must confirm whether the compressor load has been burned or the components have been worn away. If so, the refrigerant system will inevitably be contaminated. For example, residual refrigerant oil remains in the pipeline after carbonization

08/04/2020

How to avoid common problems in industrial refrigeration units<br></br>

The chiller is an indispensable part of the pharmaceutical, food, chemical and other industries. Its function is to provide chilled water to equipment or products to achieve the purpose of cooling.

08/18/2020

Solution to water leakage of fan coil ceiling

The fan-coil system is supplied with chilled water by the chiller, and the water temperature is usually only about 8°C. Therefore, the chilled water supply and return pipes, condenser pipes and condensate trays are all relatively low in temperature.

07/07/2020

Earth Hour: Hitachi Central Air Conditioner works with you to speak for the earth

08/20/2020

Cold storage maintenance costs remain high One solution is easy!

"I work as a cold storage. At the beginning of my career, I didn't know the cold storage thoroughly. I just thought the industry was profitable, so I got into the business in a muddle. When building a cold storage, I only thought about building a cold storage.

08/19/2022

Types of Linear Motors

linear motor as the name suggests, is a motor that produces linear motion. The working principle of linear motor

08/18/2020

Selection of refrigeration piping parts for chillers

The accessories of the refrigeration pipeline of the chiller mainly include various valves and connectors. According to different refrigeration systems, chillers have different requirements for piping accessories.

01/16/2021

Refrigeration compressors are divided into several categories according to the working principle

Refrigeration compressors are divided into several categories according to the working principle 　　Refrigeration compressors can be divided into two types: volume type and speed type according to their working principles.

08/16/2020

What are the influencing factors of the cooling speed of the cold storage system

1. The cold storage has a large loss of cold due to poor heat insulation or sealing performance 　　 Poor thermal insulation performance is due to insufficient insulation thickness of pipes, warehouse insulation walls, etc., and poor thermal insulation and thermal insulation effects.

08/17/2020

What are the protection devices of industrial chillers

Due to the particularity of its own equipment and the complexity of the use environment, industrial chillers must be equipped with some protective devices to protect themselves when producing industrial chillers,