Danfoss Compressor DSH105A9AAH

08/25/2020

The reason why the freezer glass door is not closed tightly

The glass door of the freezer is not closed tightly. It is common for both domestic and commercial freezers. When we are at home, we rarely pay attention to whether the door of the freezer can be closed tightly.

08/14/2020

Common failures of cold storage compressors and on-site countermeasures

The cold storage compressor is a machine used to increase gas pressure and transport gas. From the energy point of view, the cold storage compressor is a machine that converts the power energy of the prime mover into gas pressure energy.

08/25/2020

Honeywell adds new functions to ENTIS to strengthen the tank farm inventory management system

Honeywell recently announced the addition of new functions to the ENTIS inventory management system to further improve integration and safety, and help oil storage terminals achieve compliant

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.

08/18/2020

Component maintenance method of water-cooled chiller

The central air conditioner of the water-cooled chiller is an important part of the entire central air-conditioning system. In order to ensure the normal operation of the air conditioner,

07/20/2020

Performance index of electronic expansion valve:

Advantages of electronic expansion valve: The energy efficiency ratio is improved during high-frequency and low-frequency operation; the reliability of the compressor is improved, and the conditions of oil return, l

08/26/2021

What is a Knock Sensor?

Cars have an airbag that everyone doesn't want to use because it plays a role in car collisions, but the airbag is on standby all the time, with the effect of a knock sensor

06/29/2020

How the compressor works

06/24/2020

What is the reason why the freezer is not cooling

It may be that the capillary is blocked and the refrigerant flow does not enter the evaporator. It may also be that the refrigerant needs to be replenished or the refrigeration system is leaking. If the buffer tube inside the compressor ruptures, there may be loose screws or it will cause no cooling. It is also possible that the expansion valve and the discharge valve are not adjusted properly, causing cold air to leak out. Need to check one by one, and then take the medicine.

08/20/2020

How to prevent high temperature alarm of industrial chiller in summer

In the high temperature and hot summer, the frequency of use of industrial chillers is the highest in a year, and summer is also the season when industrial chillers have the most frequent high temperature alarms.