Banner Sensor PD45VP6C300Q

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.

07/02/2020

How is the compression process of the PFM compressor

How is the compression process of the PFM compressor One of the PFM compressors is a scroll compressor. How is its compression process completed? We can find the answer in this article. 　　 First of all, we must know that there are two scrolls in the upper part of the PFM compressor, a moving scroll and a static scroll.

04/17/2025

Industrial Exhaust Fan: Working Principle, Features ＆ Application

Exhaust fans are a type of ventilation equipment that can be divided into the following types according to usage scenarios and functional characteristics

09/07/2020

Analysis of common failures of motors and their solutions

As an important power provider that is indispensable in people's production and life, electric motors will generate serious heat during use, but many times do not know how to solve them.

07/07/2020

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

06/14/2020

The school is about to start

Is the campus fresh air system necessary? With the improvement of the epidemic situation in various places, schools in various places have gradually begun to "recycle mythical beasts".

08/25/2020

The cleaning and maintenance of the chiller is of great care in autumn and winter!

How to ensure the normal operation of our chiller equipment in the cold winter? Now I will explain to you the relevant precautions and maintenance methods of the chiller when the ambient temperature is harsh in winter.

07/10/2020

Hitachi

Hitachi original place：Japan Brand introduction: Hitachi was established in 1910. In the industry, it is a diversified enterprise integrating household appliances, computer products, semiconductors, industrial machinery and other products.

06/27/2022

How to Test an Encoder with a Digital Multimeter

A basic multimeter can be utilized to measure the encoder’s parameters. Bear in mind that a digital multimeter can measure the average duty cycle, frequency, peak voltage, and average voltage of an encoder.

08/05/2020

The most common refrigeration method in the market and detailed description

1. Vapor compression refrigeration cycle 　　Using the latent heat generated by the phase change of the working fluid, refrigeration is realized through a closed cycle of compression, condensation, throttling, and evaporation.