Eaton Contactor ECN0101D2A

07/20/2022

Common Types of Diaphragm Pump

An oil-free lubricating pneumatic diaphragm pump belongs to the field of pneumatic machinery.

09/03/2020

Starting from the petrochemical industry, take a look at the reasons why users waste compressed air

1.How high is the cost of compressed air?<br></br> Air comes from the atmosphere, inexhaustible and inexhaustible. Many people at the industrial site believe that the use of compressed air does not require cost, and their understanding of the cost of compressed air is extremely weak, which is a major cause of on-site waste.

07/29/2020

Common sense of wire and cable calculation

What is the maximum current and power that a square wire can pass? How much wire is used for 100KW of electricity for project construction? Large wires cause waste, and small wires have more serious consequences. Here I share with you my estimation experience.

08/10/2020

How to adjust the hydraulic balance of air conditioning system

In air conditioning water systems, hydraulic imbalance is the most common problem. Due to the hydraulic imbalance, the system flow distribution is unreasonable and the heat is unreasonable, which causes a waste of energy, or to solve this problem,

08/11/2020

How to check the air tightness of refrigeration equipment correctly

The refrigeration equipment is kept under a proper vacuum for a certain period of time. Whether the reading of the vacuum pressure gauge changes to reflect and observe whether the air penetrates into the system to check the sealing performance of the system.

08/14/2020

How to pay attention to fire safety during construction and maintenance of cold storage

The serious lessons from cold storage fires in various places show that the fire accidents in New Jersey cold storage mainly occurred during the construction and maintenance of the warehouse.

06/14/2020

Overhaul of industrial refrigeration semi-closed and fully enclosed refrigeration screw compressors

Overhaul of industrial refrigeration semi-closed, fully enclosed refrigeration screw compressors, the difference between fully enclosed and semi-sealed refrigeration compressors

09/11/2022

Torque Motor: Structure, Features, Types, Application

Torque motor is a special motor with a large number of poles, which can run continuously without causing damage to the motor even when the motor is at low speed or even blocked.

06/29/2020

Compression ratio of American Copeland compressor

07/31/2020

Five common problems of refrigeration system

Trouble phenomenon: The cooling effect of the whole machine is poor, the water outlet is only slightly cool, and the pressure on the high pressure side and the low pressure side are found to be low when checked with the manifold pressure gauge (under the normal speed of the compressor