Danfoss Compressor SY185A9VZ

08/17/2020

Daily maintenance and cleaning methods of screw chillers

Water chillers meet the refrigeration requirements of many companies. Among them, chillers are divided into screw chillers and scroll chillers. Generally, the cooling capacity is greater than 150KW, and screw chillers are used.

01/24/2025

Application of HMI in PLC Based Industrial Control System

Programmable logic controller (PLC) plays an important role in factory automation (FA). The continuous development of technology has greatly promoted the improvement of control function and control level of the control system based on PLC

08/14/2020

Why is the central air conditioner dripping Tracing the source to solve the problem

Central air-conditioning is comfortable and convenient, which is not to be missed for people who pursue high-quality life. In the process of using the central government, it is inevitable that you will encounter some problems.

08/16/2020

What are the influencing factors of the cooling speed of the cold storage system

1. The cold storage has a large loss of cold due to poor heat insulation or sealing performance 　　 Poor thermal insulation performance is due to insufficient insulation thickness of pipes, warehouse insulation walls, etc., and poor thermal insulation and thermal insulation effects.

06/22/2020

What's the matter with air conditioning and cooling without heating

What's the matter with air conditioning and cooling without heating 1.First, it may be because the vents of the indoor unit and outdoor unit are blocked by something, or a lot of dust has accumulated on the filter inside the air conditioner; 2. It may be because the heat blown from the air conditioner is seriously lost; 3 2. It may be because the amount of refrigerant in the air conditioner is too small, which leads to a great reduction in the heat exchange efficiency, so that the air conditioner does not heat. <img src="{{media url=&quot;magefan_blog/What_s_the_matter_with_air_conditioning_and_cooling_without_heating3.jpg&quot;}}" alt="" />

09/10/2020

In the next two years, the world's bearing demand will reach 76 billion US dollars

According to the forecast analysis report of the global bearing market by the industry research company, the global demand for ball bearings, roller bearings and sliding bearings is expected to grow at an annual rate of 8.5%, reaching 76 billion US dollars by 2014, of which unloading The largest demand for ball bearings and roller bearings.

06/14/2020

Refrigeration compressor configuration application and precautions

Compressor configuration Generally speaking, semi-hermetic compressors are equipped with: oil filter, oil hole, exhaust with pressure gauge interface, suction cut-off valve, suction filter, sight glass.

07/17/2020

How to maintain the refrigeration system on a daily basis

Many users have no professional personnel or simple maintenance of the refrigeration system when using the refrigeration system, which causes the system to be directly paralyzed once the problem occurs, and can not be used directly. It also takes a lot of manpower and material resources to solve, and it is very time-consuming.

03/03/2021

Type selection calculation of servo motor

Confirmation of speed and encoder resolution. Conversion of load torque on motor shaft and calculation of acceleration and deceleration torque.

06/29/2020

Suggestions for troubleshooting of compressor with liquid start