carrier Expansion Valve ETS100B

07/14/2020

Analysis on energy saving and consumption reduction of compressed air system

Analysis on energy saving and consumption reduction of compressed air system Compressed air is widely used in the industrial field due to its safety, environmental protection, good adjustment performance, convenient transmission, convenient centralized management and application, and good working environment applicability.

08/18/2020

How to troubleshoot the chiller refrigeration system

The intercooler of the chiller is suitable for the refrigeration system of two-stage or multi-stage compression chillers. It is connected between the low-pressure exhaust pipe and the high-pressure suction pipe to avoid excessively high exhaust temperature of the high-pressure compressor of the chiller.

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

07/30/2020

Causes and troubleshooting of industrial chillers

1. High condensing pressure (higher than the specified value) failure causes and remedies:<br></br> 　　①There is non-condensable gas in the system: release non-condensable gas.

08/21/2020

Analysis on the Prospects of Low Carbon and Energy Saving Central Air Conditioning

Speaking of central air conditioning, many people are familiar with it. Central air conditioning is installed everywhere in supermarkets, shopping malls, and companies.

01/16/2021

Refrigerator compressor maintenance case

Refrigerator compressor maintenance case Case description: The repair is a Refrigerator 220 direct-cooled refrigerator, which starts after the contact is stuck, causing the refrigerator compressor to start normally and sometimes abnormally.

07/07/2020

Earth Hour: Hitachi Central Air Conditioner works with you to speak for the earth

08/21/2020

Factors affecting heat transfer on the refrigerant side

1.Flow direction and velocity of steam In the condenser, when the refrigerant vapor contacts the low-temperature wall surface, it exotherms and condenses into a liquid film, and flows downward under the action of gravity.

05/15/2023

How to Replace AC Compressor (9 Detailed Steps + Diagrams)

The compressor is the main part of the air conditioner. Once it is broken or cannot be used, the air conditioner is equivalent to a waste, and can not cool. What should we do?

09/10/2020

Afternoon tea problems often exist in air conditioning design

The author of okmarts.com came into contact with the HVAC engineering design of some design institutes, and compared the "Code for Design of Heating, Ventilation and Air Conditioning"