Block Transformer VC 10/1/18

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.

07/07/2020

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

07/27/2020

Ten reasons for the burning of air conditioning compressors

During the starting process of the air conditioner compressor, there is generally a step-down starting circuit, but the starting current will exceed several times the rated current, and the starting temperature of the air conditioner compressor motor will rise very quickly.

07/16/2020

Heating principle of drying oven

Heating principle of drying oven Everyone knows that the oven is a kind of drying equipment, so how does the oven generate a heat source to quickly achieve the drying effect? Let us take this question to consult some Lutheran.

08/02/2020

Equipment selection for cold storage design and installation temperature and size are critical

The equipment selection of the cold storage design and installation is related to the actual operation of the cold storage after the completion of the cold storage.

06/14/2020

11 common protection devices for refrigeration compressors

11 common protection devices for refrigeration compressors When the compressor is running, some abnormal conditions may occur, such as: the discharge pressure is too high, the suction pressure is too low

08/10/2021

How to Control Speed of Servo Motor & Anti-Interference Measures

A servomotor refers to the actuator to control the operation of mechanical components in the servo system and is a subsidy motor indirect transmission device.

09/09/2020

Is the scroll air compressor good

Scroll air compressors are still good, especially for users who use piston machines. Scroll air compressors are cheaper than screw air compressors. They are quite light in sound and are more suitable for enterprises or factories with small air consumption.

08/21/2020

How to clean the precision air conditioner in the standby room

The precision air conditioner in the computer room is the guarantee of constant temperature and humidity in the data center of the computer room. To ensure the reliability and economy of the operation of the computer room

09/21/2020

Calculation and determination of gas consumption

The traditional method of determining the compressed air requirements of a new plant is to add up the air consumption (m3/min) of all air-consuming equipment, and then consider adding a safety, leakage and development factor