NSK Bearing 7009 CTYNDBLP5

07/27/2020

In order to extend the life of the screw unit, these failures must be avoided

During the use of screw chillers, there are some failures, such as high pressure failure, low pressure failure, low valve temperature failure, compressor overheating failure, communication failure, etc.,

11/07/2021

The Era of Intelligent Building Management Comes with Siemens HMI + KNX

Siemens is a leading electronic and automation product manufacturer in the world. Based on its advanced human-computer communication technology and brand development concept

03/10/2021

Servo driver related parameter setting method

Position feedforward gain: set the feedforward gain of the positioning loop. The larger the set value is, the smaller the position delay isand the larger the feedforward gain of the position loop is, the high-speed response of the control system will rise, but the position of the system is unstable and prone to oscillation. When high response characteristics are not required, this parameter is usually set to 0, indicating the range of 0 ~ 100%.

07/12/2022

How to Choose an Air Compressor

Choosing an air compressor can leave you feeling lost if you don't know what to look for. That's because air compressors power a wide range of tools over a wide range of applications.

08/09/2020

Use air conditioning in winter to save electricity

Use air conditioning in winter to save electricity<br></br> Do not turn on the electric auxiliary heating function<br></br> 　　Many air conditioners have electric auxiliary heating function, so how useful is this function and does it cost electricity?

07/07/2020

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

05/19/2022

PLC Analog Input

PLC analog inputs usually use voltage signals in the range of 20 volts and current signals in mA. Each PLC manufacturer has I / O modules to process these types of signals

09/09/2020

The development prospect of air filter

The prototype of the air filter is a respiratory protection device used by people to protect the breath. According to records, as early as the first century in Rome, people used hemp masks for protection when they purified mercury.

06/30/2020

How to keep unassembled air-conditioning compressor

How to keep unassembled air-conditioning compressor No matter what brand of air-conditioning compressor maintenance and maintenance methods are roughly the same. The premise of this maintenance is after installation. And how should we keep the unassembled air-conditioning compressor?

03/23/2023

Common Faults, Reasons of Faults, and Solutions of Vacuum Pump

common faults like falling vacuum degree, abnormal operation, even being jammed, large noises and oil leakage resulting from not well-sealed pump body appears in the operation