Nais Relay AQV454HAX

09/03/2020

Air technology-the development of the gas industry

Chapter One Introduction <br></br> 　　 1. The main components of air:<br></br> 　　O2: 20.93%<br></br>

06/29/2020

Suggestions for troubleshooting of compressor with liquid start

09/01/2020

Analysis of heat recovery of oil-free air compressor

1.The working principle of oil-free air compressor cooling The air enters the first-stage low-pressure rotor pressurization and intercooler cooling through the filter, and then enters the second-stage high-pressure rotor pressurization and aftercooler

08/25/2020

Renovation of the small turbine of the propylene refrigeration compressor oil station of the DCC unit has achieved initial results

Recently, the technicians of the DCC device have undergone transformation. The temperature of the small turbine bearing box of the propylene compressor oil station of the device has dropped from 90-120 degrees Celsius to 70-85 degrees Celsius

07/17/2020

Five items to pay attention to when using Copeland compressors

Copeland compressors are strictly forbidden to perform pressure test under oxygen, and for nitrogen without safety valve! Improper use will cause an explosion and cause casualties. Some users have already experienced this situation. I hope that all dealers promptly remind the installation personnel and use it as a warning. They must follow the operation process.

08/24/2020

Self-taught, fixed-speed air conditioner power consumption can be easily calculated

In summer, many friends worry about the electricity cost of the air conditioner at home, turning it on for a while, turning it off for a while, turning it on for a while when it’s hot, and turning it off for a while.

06/22/2020

What to do if the air conditioner is not cooling

Air conditioning does not refrigerate mainly from the following aspects to solve: 1, regular cleaning and maintenance of air-conditioning outside machine. 2. Replace the old air conditioner that has exceeded the service life. 3. Check whether the copper pipes of the indoor and outdoor units of the air conditioner are too long. 4. Check whether the power of the air conditioner matches the indoor space. 5. Check whether the installation environment of the air conditioner is suitable. 6. Replenish refrigerant. <img src="{{media url=&quot;magefan_blog/What_to_do_if_the_air_conditioner_is_not_cooling.jpg&quot;}}" alt="" />

01/18/2023

What is Variable Valve Timing?

VVT refers to variable valve timing. It adjusts the amount of intake (or exhaust), as well as the timing and angle of solenoid valves opening and closing according to the operating conditions of the engine.

08/03/2020

Detailed explanation of some air conditioning and refrigeration methods in data center computer rooms

Option 1: Condensation and dripping<br></br> 　　 There are many reasons for the condensation and dripping of the air conditioning system during debugging and operation.

03/14/2021

Function of servo drive

Regeneration and dynamic braking function; Instant power down protection function for quick shutdown;