Servo valve failure often in the electro-hydraulic servo system debugging or working under abnormal circumstances found. So here are sometimes system problems, including amplifiers, feedback agencies, implementing agencies and other failures, and sometimes it is indeed a servo valve problem. Therefo.......

January 4, 2016 - US researchers have for the first time incorporated photonic components into a microprocessor integrated circuit chip to explore ways to create a high-speed, low-power computer processor. The processor incorporates more than 70 million transistors and 850 photonic elements in a .......

American standard high-pressure ball valve is the 50's of this century, a valve came out in half a century time, the ball valve has developed into a major valve. Ball valve is mainly used to cut off or connect the media, but also can be used for fluid regulation and control, V-type ball valve ca.......

Emergency home or small office backup generators are available in three different types - gasoline-powered (or, in some instances, diesel-powered), lpg (liquid propane gas) or natural gas. Each has certain advantages. The only sure way to be guaranteed that oneself will have an operable gen.......

All-welded gas valve with all-welded ball valve, widely used in urban gas underground pipelines, natural gas pipelines, pressure regulating stations and other fields. In the past years, through continuous research and innovation, and product quality excellence. .......

  This active lime prodution flow come from our engineer's decades of hard work and long-term practice. It is proved that our active lime process flow is one of the most effecient lime prodcution lines in the world. Active lime is widely used in iron production. As the technology of iron .......

1, the boiler (or chiller) flow balance In the boiler room (or chiller room), the general installation of several units in parallel, due to the different resistance between the units, causing inconsistencies in the flow through the various units, the unit can not play Installed the maximum output. A.......

Heating radiator is the end of the family heating system cooling equipment, heating radiator principle is the natural convection of air, radiator heating comfort, no noise, no drying, high thermal efficiency, energy saving thermostat, each room radiator can be individually adjusted by the thermostat.......

Ground source heat pump underground heat exchanger and pile construction of the nesting process Abstract: The vertical buried geothermal heat pump has the advantages of high heat exchange efficiency, but its application is limited due to the high cost of drilling. Making full use of building pile .......

Hydraulic control valve in the construction of water supply project Water Supply and Drainage Equipment Branch Technical Committee left Asia senior hydraulic control valve researcher is composed of a main valve and its external needle valve and pilot valve combination. Hydraulic control valve is a .......

Ball valves are used in almost every process in engineering where flow control is a requirement. Its invention and development has been on for decades and even as of today, the basic design and principle of this instrument of flow control has remained the same, with the exception of different var.......

VOCs are abbreviations for volatile organic compounds. According to the WHO, volatile organic compounds (VOCs) refer to organic compounds with a boiling point of 50 ° C to 260 ° C at room temperature. VOC according to their chemical structure, can be further divided into: alkanes, aromatic h.......