Stainless steel gear pump vacuum problem: The main principle of the stainless steel gear pump is the power nozzle to high-speed jet of liquid or gas to drive and accelerate the surrounding liquid, gas or solid. This movement leads to a mixture of drive and driven material. Jet speed decreases at diffuser and pressure increases. Unlike conventional pumps, stainless steel gear pumps work without moving parts. Vacuum forming of a stainless steel gear pump using steam as a motive medium is an important area of ​​application. The delivery of high-speed jet equivalent to several times the speed of sound, stainless steel gear pump can also easily handle large volumes of material in a vacuum. Because stainless steel gear pumps can only overcome extremely limited compression ratios, several stainless steel gear pumps must be installed in series when the suction pressure is low. Multistage steam injection vacuum pump suction pressure can be as low as 0.01mbar. In order to condense most of the motive water vapor and to minimize the amount of suction at the next stage, a condenser is usually placed between two stainless steel gear pumps. Depending on the application, a direct contact condenser or surface condenser is used. Stainless steel gear pump is widely used in conveying, compressing mixed gas and steam, liquid and solid equipment, gas or liquid is often used as a power medium. Stainless steel gear pumps used to generate vacuum is another very important application. In the stainless steel gear pump mainly steam as the driving force medium. In most industries, water vapor is largely produced as basic energy and is therefore very readily available. In the condensation of motive steam, wastewater is more or less generated. Although the volume is small, and even taking into account the cost of wastewater discharge, steam stainless steel gear pump is still the most economical vacuum pump, but there is always a negative impact on the vacuum stainless steel gear pump. In this case, the re-evaporation of the motive steam after condensation is used as the motive medium. Stainless steel gear pump Due to the low evaporation temperature of organic steam, in most cases, this mode of operation is more conducive to energy saving than steam operation.
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