P+F PEPPERL+FUCHS Encoder RHI90N-0HAABR61N-01024

03/03/2021

The key detection items of servo motor and common problems in servo motor detection

1).Servo motor detection -- cogging torque: Cogging torque is an inherent phenomenon of permanent magnet motor, which can make the motor torque fluctuate and produce vibration and noise. We measure the change of motor torque in a rotation cycle on a special test bench and analyze the distribution of cogging torque.

06/14/2020

Refrigeration compressor performance test training platform, refrigeration compressor performance test training device

KH-ZL81 refrigeration compressor performance test training device

09/06/2020

What kind of bearing cannot continue to be used and needs to be replaced with a new bearing

To determine whether the bearing can be used again, it should be decided according to the bearing damage level, mechanical performance, importance, operating conditions, inspection cycle and other related factors.

08/08/2020

Detailed explanation of multi-line air conditioning installation 3 times 5 key 8 steps specification

Detailed explanation of multi-line air conditioning installation 3 times 5 key 8 steps specification It’s not an exaggeration to say that the central air conditioner is installed with 3 points and 7 points for quality.

07/04/2020

Several common failures reported by Taikang compressor customers

No matter what product business you do, customer feedback and market research are very important. If you come up with a product, the customer's response is not good, and no matter how much effort you make, how much publicity will be useless and a waste of time.

07/27/2020

The heat is unbearable, and the car air conditioner is turned on like this to quickly cool down

It is the dog days right now. As the saying goes: "Small summer heat catches the big heat, so there is nowhere to hide." If the outdoor in summer is like a stove, then the car can definitely be regarded as an "alchemy stove".

03/13/2021

Working mode of servo driver

The working modes of servo driver are: open loop mode, voltage mode, current mode (torque mode), IR compensation mode, Hall speed mode, encoder speed mode, tachometer mode, and analog position loop mode (ANP mode). (not all of the above modes exist in all models of drives)

06/29/2020

Several causes of compressor burning

02/20/2021

Why the air conditioner does not cool

The cooling load is overloaded or the space is too large, the number of air conditioners is not correct; improper installation will cause poor air circulation, resulting in poor cooling effect; when the freon in the air conditioner is insufficient, it will cause the cooling effect of the air conditioner to deteriorate; the air conditioner is not on time Do cleaning and maintenance, etc.

09/03/2024

Applications of 15 Common Refrigerants, Must-Read for Refrigeration Professionals

The properties of refrigerants are directly related to the refrigeration effect of refrigeration equipment and even personal safety. Whether you are designing, installing, repairing or maintaining refrigeration equipment, you should know the properties and applications of these common refrigerants.