2013年5月7日星期二

Control valve characteristics of the development


Review control valve development history, control valve development features are as follows.
1 control valve development and industrial process control development are closely related. Example: the unbalanced force of the single-seat valve, pressure differential can not meet the industrial production process control requirements, developed with a balanced spool valve sleeve; when the control valve noise has become a major environmental pollution, many when industrial production process of high temperature, low temperature and leakage control valve with noise reduction and noise reduction trim came into being; born adapt to high and low temperatures Extended Bonnet and bellows sealing the valve cover.
Control valve development and improve product quality, reduce raw material consumption, etc., so that the control valve product varieties updates and additions, extensions, to adapt to a more and more widely. For example, the control valve varieties of single-seat valve seat valve, three-way valve, angle valve, sleeve valve, the valve body separation valve, diaphragm valve, high pressure valve, eccentric rotary valve, the the eccentric valve plate valve, butterfly valve, gate ; actuators pneumatic diaphragm actuators, pneumatic piston actuator, a fine small pneumatic diaphragm actuators, the long pneumatic actuators, electric actuators, electro-hydraulic actuator, Gear institutions; valve positioner pneumatic valve positioner, electric valve positioner, intelligent electric valve positioner.mini solenoid valve
(3) control valve development of industrial applications more convenient, flexible and reliable. Control valve design more suitable formula; installation and maintenance of the control valve becomes more convenient; control valve trim design, such as the flow path design, material selection, drop
Noise design, so that a broader industrial applications, the use of more reliable.steam solenoid valves

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