IFM Sensor PM1505

08/11/2020

Types of refrigerants and leak detection methods

Refrigerants are also called refrigeration working fluids, commonly known as refrigerants in some areas in the south. It is a working substance that continuously circulates in the refrigeration system and realizes refrigeration through its own state changes.

09/22/2020

The development history of single screw machine

1. The history and current situation of single screw compressor 　　 In 1960, France's B. Zimmern proposed the idea of ​​a single screw compressor and obtained a patent. In 1962, the first prototype was trial-produced, and it was officially produced and put on the market by Peugeot in the early 1970s.

06/29/2020

How the compressor works

06/25/2020

Basic knowledge of air energy

At present, the most commonly used vapor compression heat pumps, compressors, evaporators, condensers, and throttle valves are the four main components. Other auxiliary components include fans, four-way valves, liquid storage tanks, gas-liquid separators, copper pipes, and Protectors and electronic control parts used to ensure the normal operation of the machine, etc. Direct-heating models also include a water flow regulating valve. Schematic diagram of commercial air source heat pump system

09/08/2020

Adsorption dryer use and industry applications

Compressed air is the power source of the pneumatic system. In modern industrial society, in addition to a certain pressure and flow rate of compressed air, each department needs to have dry compressed air to suit the different needs of different enterprises.

08/18/2020

Several issues that need attention in the cold storage verification report in the new GSP requirements

The new version of the GSP requires that pharmaceutical business and distribution companies must build a temperature and humidity monitoring system, and form a verification report after scientific testing for inspection by the drug regulatory department.

09/21/2020

Application of synthetic lubricating oil in processing and hydrocarbon gas presses

1. Hydrocarbon and process gas compressor lubricants Historically, hydrocarbon, chemical processing and inert industrial gas compressors have used traditional mineral oil-based lubricants. However, mineral oil cannot meet the needs of many modern rotary compressor designs and other complex applications. A typical gas processing application is at an outflow temperature of 80-1100C and a pressure of 7-70barg.

07/24/2020

Combined air conditioning installation operation and daily maintenance

installation:<br></br> 　　 Unit installation and construction,<br></br> 1. Preparation before installation<br></br> 　　 (1) Familiarize with and review all relevant drawings and documents, and check whether the unit placement position and basic dimensions meet the requirements.<br></br>

08/05/2020

Can you judge whether the refrigeration compressor is leaking in 5 steps

Insert the power plug of the air conditioner into the power source, and the air switch will trip immediately! Compressor leakage? Follow the following five steps to confirm the compressor leakage fault.

08/18/2020

Eight aspects allow the chiller to achieve energy saving in management

How does the chiller achieve energy saving in management, so that enterprises can save costs. In fact, there are many solutions, in addition to operation, and then in management. The following editor will give you a detailed introduction.