SUNX Sensor NX-71D

07/07/2020

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

07/08/2025

What is an Actuator?

From electronic access control systems, vibrators on cell phones and home appliances to vehicles, industrial equipment and robots, actuators are present in almost every machine around us.

07/13/2020

Two products support half of Danfoss refrigeration business

Danfoss commercial compressor nameplate changes Danfoss piston compressors and scroll compressors have adopted a new nameplate since December 2015. At the same time, the compressor product brand and brand logo have also been adjusted.

08/15/2023

What are the Pros and Cons of Heat Pumps

Heat pumps are a popular alternative to traditional heating and cooling systems. They work by transferring heat from one location to another, providing both warmth in the winter and coolness in the summer.

12/03/2022

Classifications of Linear Guideways

As one of the most important parts of transmission system, the linear guideway has different types to meet different needs. This article will briefly introduce three classifications of linear guideways.

06/14/2020

Pharmaceutical freeze dryer composition system introduction

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07/18/2020

How to protect the refrigeration compressor

Safety operating rules for Freon refrigeration compressor units in cold storage 　Freon refrigerants are generally used in cold storage refrigeration systems, so the following is a brief introduction to some of the operating specifications of Freon refrigeration units, so that everyone will feel very simple and relaxed when using them.

07/27/2020

The working principle of screw unit and common failure analysis

1. Refrigeration cycle and pressure enthalpy diagram<br></br> 　　 The refrigeration cycle of a screw chiller can be represented by a pressure-enthalpy diagram. The main state points are shown in the diagram, which will be used in the following discussion.

08/20/2020

Precautions for water treatment of central air conditioning chillers

The central air conditioner of many units will have various problems during operation. After analysis, a considerable part of it is caused by the unreasonable design of the design department or even the design error.

08/19/2020

Factors affecting the cost of cold storage projects

With the large-scale use of cold storage projects in daily life, consumers of cold storage installations are very concerned about the cost of cold storage projects. Many consumers will ask