Danfoss Compressor SY240A3YA

08/05/2020

Simple estimation and measurement of indoor and outdoor wind pressure difference in fresh air system

At present, most of the fresh air systems we use follow the design philosophy of large air volume and slight positive pressure, but many people are also confused about this. How to detect the pressure in the room on site?

08/20/2020

Multi-line system characteristics and common faults

Multi-connection is commonly known as "one-to-many". A multi-connection system is an outdoor unit connected to multiple indoor units, and each indoor unit can be freely run/stopped, or grouped, or centralized.

08/29/2020

Six reasons and solutions for oily exhaust of screw air compressors

Failure factors of screw engine exhaust with oil 　　 Among the failures of screw compressors, the faults with oil in the exhaust are the most common. The main factors that cause the faults with oil in the exhaust are:

02/07/2023

How do Water Level Meters Work?

Water level meters, also called "water level indicators" or "water level sensors," are widely used in industrial boiler.

09/11/2020

High exhaust temperature is the most common failure of screw air compressors

High exhaust temperature is the most common failure of screw air compressors, and its harm is also greater. Long-term operation of equipment under high exhaust temperature conditions mainly has the following hazards:

08/24/2020

Is the owner responsible for the accidental fall of the air conditioner

A certain car sales company found the defendant Gao to repair it because the air conditioner in the 4S shop it operated failed. Because Gao couldn't complete the maintenance work alone, he invited his coworker Chen to work together.

10/15/2022

Servo Motors: Construction, Types, Advantages ＆ Applications

1. Motor—a component that converts electrical energy into rotational mechanical energy.

07/07/2020

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

09/10/2020

Copeland Special Compressor for Air Energy Water Heater and Its Application

A heat pump is a device that utilizes low-grade heat energy. The use of heat pumps to produce hot water can greatly reduce the consumption of primary energy and the CO caused by burning fossil fuels. Emissions. In China, the application and promotion of heat pump systems has entered a rapid growth track.

11/09/2022

Comparisons between the Electronic Expansion Valve and the Capillary Tube

The electronic expansion valve (EEV) and the capillary tube (CT) are both commonly used throttling devices in the refrigeration and the air conditioning systems.