The vacuum knowledge

Posted on Tue, 22 May 2018 09:01:16 +0000

First, the basic concept of vacuum Vacuum technology, the “vacuum” refers to a given space, the gas pressure is below atmospheric pressure gas state, that is to say, compared with the normal atmospheric pressure, a gas is relatively lean state. The degree of vacuum is an objective mea...

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vacuum pump used in medicinal chemistry need attention

Posted on Tue, 22 May 2018 09:00:11 +0000

1. Overview Vacuum pump is one of the most commonly used laboratory equipment, often used to require a higher degree of vacuum occasions. Vacuum pump performance is good or bad depends on the structure and oil (oil vapor pressure as low as possible), a good degree of vacuum pump able to get the 1...

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liquid ring vacuum pump use and maintenance

Posted on Tue, 22 May 2018 08:20:15 +0000

First, the device unit 1, the vacuum pump means: Vacuum pumps and compressors when the device, the device surface level is necessary, and after the corner bolt hole strong unit. To prevent debris from entering the vacuum pump when the device, when the device should be in the intake pipe on the fi...

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How to install rotary vane vacuum pump

Posted on Tue, 22 May 2018 08:19:37 +0000

When installing rotary vane vacuum pump must comply with certain rules: a small displacement pump (moving piece and set-piece) should be fixed at a fairly large base, and to take into account when installing the pump, using a process accessible in order to observe its work and replaced with new o...

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How to select the vacuum pump systems

Posted on Tue, 22 May 2018 08:15:14 +0000

Consider a vacuum system with a vacuum pump which, at first, according to the requirements of the system, followed by the performance characteristics of the pump to respond in detail to understand, compare the advantages and disadvantages of various pumps, and then decide it, so as to get the pro...

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The difference between vacuum and vacuum technology

Posted on Tue, 22 May 2018 08:14:36 +0000

Vacuum technology is the use of vacuum pumps, vacuum unit and other vacuum systems to accomplish a specific process technology, in a variety of industrial production and research work has been widely used. Such as: petroleum (vacuum distillation), chemicals, canned food, metallurgy, light bulbs a...

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The working principle of turbo molecular pump

Posted on Tue, 22 May 2018 08:13:52 +0000

Turbo molecular pump suction principle is to use the high-speed rotation of the rotor to transfer momentum to the gas molecules, and thus obtain the orientation speed, so as to be compressed, is driven towards the exhaust port for the first stage is drawn away after a vacuum pump. Molecular pumpi...

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Rotary vane vacuum pump energy-saving control device structure and applicable oil

Posted on Tue, 22 May 2018 08:12:47 +0000

Rotary vane vacuum pump energy-saving control device comprises a rotary vane vacuum pump and connected with asynchronous motor drives, rotary vane  pump connected to require sealed containers, as well as vacuum gauges, control devices and AC voltage regulation devices. The connected vacuum gauge ...

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How to deal with SK series water ring vacuum pump pollution

Posted on Tue, 22 May 2018 08:11:39 +0000

SK series liquid ring vacuum pump inexpensive, simple operation, easy maintenance, can extract corrosive, flammable gas, but also dust extraction, water gas, it is widely used in food, machinery, petroleum, ceramics , chemical, pharmaceutical, sugar refining, metallurgy, printing and dyeing indus...

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Vacuum pump observation window design and structure type

Posted on Tue, 22 May 2018 08:10:54 +0000

Vacuum pump observation window design ① perspective pump observation windows should meet the requirements of the observation site, in this condition, keep it simple and compact structure. ② for observation windows at high temperatures, do not let the seals should be considered directly affected b...

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