[ China Agricultural Machinery Industry News ] On the 8th, Premier Li Keqiang came to Tianjin Vocational and Technical Normal University to inspect. This is a normal school for vocational education teachers in China. In 2003, some classrooms were moved from classrooms to simula…

Abstract Based on the successful application and typical failure of FISHER intelligent valve positioner of Emerson Electric Company in the United States, this paper discusses the common faults of intelligent valve positioner for reference.
Key words intelligent valve positioner diagnostic …

The monitoring system mainly monitors the incidents that may affect social public safety and property, etc., mainly for post-mortem investigation and evidence collection. In this thunderstorm season, if the front-end camera does not have a good anti-lightning surge, it will bring hidden dange…

[ China Agricultural Machinery Industry News ] China News Service, Beijing, September 25th, Chinese Minister of Agriculture Han Changfu said at the Financial Services Agriculture Modernization Summit held on the 22nd that the lack of rural financial supply is a…

Select the valve is based on operational and safety and economic rationality, the balance of comparative experience. The following preconditions must be proposed before choosing a valve:

1, physical properties

(1) material status

a. The material status of the gas ma…

Adjusting the floating mineral slurry comprises a slurry depth, PH value and the like. The temperature and water quality of the flotation slurry have obvious conditions for sorting. Before the slurry enters the flotation machine, it can be reasonably adjuste…

Starting from the aspects of noise transmission path and disturbed equipment, some methods for improving the anti-interference ability of the economical lathe CNC system are proposed, which are to suppress the noise source, block the noise transmission path, and improve the anti-interferenc…

LED lighting medium and small power driving power supply is mainly used in indoor functional lighting driving power supply field. Due to low technical difficulty and more entrants, the market share is relatively scattered. In 2015, it was a very difficult year for most LED lighting companies, a…

With the rapid increase of domestic car ownership, the development of the fast car repair chain industry is also like a duck. Managers hope to quickly register and manage the arrival of vehicles. The owner wants to know in real time the progress of his vehicle maintenance. There is an urgent …