Littelfuse Fuse KLKD5

09/24/2022

Piston Pump: Working Principle, Types, and Features

Piston pump is a kind of positive displacement pump. It relies on the reciprocating motion of the piston in the pump cylinder to make the working volume of the cylinder expand

08/13/2020

Lubrication method of screw chiller internal components

If the compressor lubrication system of the screw chiller is better, it can reduce the friction, friction heat and wear of the parts of the compressor, better improve the mechanical efficiency of the compressor

08/07/2020

Brief introduction of heating and cooling triple heat pump system

Everyone knows that "refrigeration" is not just a simple cooling process. Compared with natural cooling, the "refrigeration" process actually consumes a certain amount of external energy (such as electricity, heat, solar energy, etc.)

12/28/2022

Classifications of Programmable Logic Controller

The programmable logic controller (PLC) is a digital operation controller with microprocessor for automatic control, which can load control instructions into memory for storage and execution at any time.

08/11/2020

5 key points of central air conditioning installation

Central air-conditioning installation is a very high-end technology. I don't dare to install central air-conditioning without a few years of experience.

07/08/2022

Installation and Adjustment of Proportional Valves in Your Car

The proportional valve is mounted between the brake line master cylinder and the rear wheels. It's designed to adjust the pressure between the front and rear brakes, depending on how hard you're stopping.

02/05/2025

The Difference between Hermetic and Semi-Hermetic Compressors

The compressor is the primary equipment in the refrigeration system. It converts electrical energy into mechanical energy, compresses low-temperature and low-pressure refrigerant gas into high-temperature and high-pressure gas, and ensures the cycle of refrigeration.

08/20/2020

Operation procedure of chilled water system

In order to better ensure the normal refrigeration of the chiller, the general chilled water system operation should be carried out when the outdoor temperature is higher than about 30℃,

08/01/2022

Troubleshooting of Hydraulic Motor

Remove the cover, screw in the central screw hole with clean screws, and lift out the crankshaft

06/29/2020

How the compressor works