Yuken Proportional Valve EDG-01V-B-PNT11-60T

08/20/2020

Daily maintenance and maintenance methods of ground source heat pumps

At present, many office buildings and single-family villas have installed ground source heat pumps, but you should not think that you will have nothing to worry about after installation.

08/17/2023

Heat Pump: Everything You Need to Know (9 Diagrams Help Better Understand Heat Pumps)

Heat pumps are a popular choice for both heating and cooling homes and buildings. They are energy-efficient and environmentally friendly, making them a great option for those who want to reduce their carbon footprint and save money on their energy bills.

09/15/2020

The difference between micro vacuum pump and gas sampling pump

Usually we call small-volume pumps that can generate negative pressure as micro-vacuum pumps, but we must strictly distinguish them when selecting products.

07/18/2020

Working condition and adjustment of refrigeration system of low temperature chiller

Working condition and adjustment of refrigeration system of low temperature chiller Refrigerators are now widely used in the refrigeration industry, and the refrigerant is usually R22 (also R404a). In order to facilitate operation and maintenance and reduce the installation location, the refrigeration compressor, oil separator, water-cooled shell and tube condenser, filter drier

10/16/2020

What is the price of Copeland compressor

In recent years, many manufacturers have taken a fancy to the Copeland compressor market and started to become Copeland compressor distributors. The refrigeration industry has also increasingly recognized Copeland compressors, and the scope of use has become wider and wider. On the premise of focusing on quality Next, everyone will pay attention to the price of compressors. What about the price of Copeland compressors? Let's take a look.

03/21/2025

Mitsubishi vs Daikin: Top Series Comparison of Mitsubishi Power Multi and Daikin VRV Central Air Conditioners for Home Use

Now, in the world to promote environmental protection and low-carbon general trend of green living, inverter air conditioning has entered a new era.

07/04/2020

The compressor lacks oil, so the harm is so great!

The compressor lacks oil, so the harm is so great! Compressors are complex machines that operate at high speeds. Ensuring adequate lubrication of moving parts such as compressor crankshafts, bearings, connecting rods, and pistons is the basic requirement for maintaining normal operation of the machine.

09/01/2020

Out-of-print sales training manual, sentence dry goods (industry general)

Article 1: Sales log 　　 1. What is sold during the sales process? 　　 Answer: myself 　　 1. Joe Girard, the world's number one car salesperson, said: "I don't sell my Chevrolet, I sell myself";

09/08/2020

The evolution history of air compressors

The (mechanical) vacuum pump made in Germany in 1640 is the originator of modern air compressors. 　　 Around 1800, the first single-stage (reciprocating piston) air compressor was made in the UK, and its discharge pressure was 1.38MPa (gauge pressure).

06/29/2020

Suggestions for troubleshooting of compressor with liquid start