HAWE Piston Pump R 4.2

08/17/2020

16 important factors that must be considered for cold storage installation

When installing the cold storage, the most important thing is to be able to do our most basic things well, and to be able to put ourselves in the position for the sake of our customers. So what exactly do cold storage installations do? Let's take a look!

05/14/2025

Troubleshooting a Refrigerator Compressor Running But Not Cooling: A Comprehensive Guide

The refrigerator is an essential appliance in every home, keeping our perishable food items fresh and safe for consumption. However, when the refrigerator compressor is running but the refrigerator is not cooling

08/05/2020

Refrigeration oil replacement points of screw refrigeration compressors for cold storage equipment

1. The role of lubricating oil:<br></br> 　　1) A dynamic seal is formed between the screw and the compression chamber and the male and female screws to reduce the leakage of refrigerant from the high pressure side to the low pressure side during the compression process.<br></br>

09/05/2020

What is the viscosity index requirement of air compressor oil how to choose

Air compressor oil has a good lubricating effect, which can not only improve the efficiency of air compressors, but also reduce the failure rate and reduce maintenance costs.

07/25/2023

Is Your Heat Pump Making Loud Noise? Here's What You Need to Know

Heat pumps are becoming increasingly popular as an efficient way to heat and cool homes. Not only do they provide consistent temperatures and save money on energy bills, but they also have a smaller carbon footprint than traditional HVAC systems.

07/18/2020

A coup to avoid the oil return problem of the refrigeration compressor of the piston chiller

Compressor: It is a complex machine running at high speed. Ensuring adequate lubrication of moving parts such as compressor crankshafts, bearings, connecting rods, pistons, etc. is the basic requirement for maintaining the normal operation of the machine. For this reason, compressor manufacturers require the use of specified grades of lubricating oil, and require regular inspection of the lubricating oil level and color

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.

09/08/2020

Compressed air filter classification and applicable occasions

Compressed air filter is a device for filtering and purifying compressed air. Generally, the compressed air filter element is composed of fiber media, filter mesh, sponge and other materials. The solid and liquid particles (drops) in the compressed air are intercepted by the filter material and condensed on the surface (inside and outside) of the filter element.

06/14/2020

Basic structure of piston refrigeration compressor

Piston refrigeration compressor is mainly composed of body, crankshaft, connecting rod, piston group, valve, shaft seal, oil pump, energy adjustment device, oil circulation system and other components.

06/29/2020

What is the cause of compressor pipeline vibration