Monthly Archives: August 2010

Check valves lifting

Check Valve – a type normally automatic safety devices to prevent backflow of the working environment in the PEX pipe when it falls below a certain pressure value. Lift check valves have a valve, reciprocating perpendicular to the direction of … Continue reading

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Valves

Valves are designed for complete coverage of the flow of the working environment and are one of the most common types of shutoff valves installed on technological and pipelines. Valves for Heating The locking element in the gate valve is … Continue reading

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Twisted exchangers

Heating surface wound heat exchangers is composed of several concentric coils, encased and contained in the respective heads. Heat carriers move along the pipe and shell side. Twisted heat exchangers are widely used in equipment for high-pressure processes, separation of … Continue reading

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Spiral heat exchangers

In the spiral heat exchanger heating surface is formed by two thin metal plates welded to the partition walls (cores) and rolled in the form of spirals. To make worksheets stiffness and strength, as well as to fix the distance … Continue reading

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Irrigation exchangers

Irrigation heat exchangers are a number located one above the other straight pipes, irrigated by water from the outside. The pipes are connected by welding or flanges with “rolls”. Irrigation heat exchangers are used mainly as a refrigerator for liquids … Continue reading

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Brazed plate heat exchangers in heating, air conditioning and ventilation (for heating)

Comfortably environmental conditions for a person intended to provide specific engineering systems, heating ventilation and air conditioning. One of the important links in such systems is often brazed plate heat exchanger. Efficiency of such heat exchanger, about 98%. In the … Continue reading

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