Our Products

Rotary Evaporator

Laboratory equipment

Jacketed Reactor

Contact Us

FOR DETERMINING AIR INJECTION RATES USING FLUENT .

FOR DETERMINING AIR INJECTION RATES USING FLUENT .

2016-3-30 · setup consisted of water tank, water pump, flow control valve, water flowmeter, water feed line, venturi tube, air hood and release valve. All experiments were carried out in a 1.8 m 3 water tank with glass-walls (0.75 m wide x 2.0 m long x 1.2 m high). The water in the experimental set-up was circulated by a water pump through a water flowmeter.

Vacuum Technology and Vacuum Design Handbook for .

Vacuum Technology and Vacuum Design Handbook for .

2015-9-17 · Vacuum Technology and Vacuum Design Handbook for Accelerator Technicians This handbook is a compilation of information gathered from over 50 years of direct hands-on experience to applicable information widely available from the vacuum technology industry.

Mechanical vacuum pumps - CERN

Mechanical vacuum pumps - CERN

2009-8-6 · diffusion pumps (Geissler 1855, Topler 1862 and Sprengel 1865), Bunsen s 1870 water jet pump and Dewar s 1892 cryogenic (liquid air-cooled charcoal) pump. Fleuss oil piston pump (1892) pump and Gaede s 1905 mercury sealed rotary vacuum and mo lecular drag pump of 1912 also played a role.

An Introduction to Vacuum Pumps - Vacaero

An Introduction to Vacuum Pumps - Vacaero

2020-8-17 · The vacuum pump functions by removing the molecules of air and other gases from the vacuum chamber (or from the outlet side of a higher vacuum pump if connected in series). While the pressure in the chamber is reduced, removing additional molecules becomes exponentially harder to .

Main principles of pumps selection. Calculation of pumps

Main principles of pumps selection. Calculation of pumps

Swiss production-engineering company ENCE was founded in 1999. It has 16 representation offices in CIS countries and offers equipment and components from production sites in Turkey and Republic of Korea. It is ready to develop and deliver different pumping equipment and pipeline fittings according to your individual performance specifications.

xample of Vacuum calculation - AVS

xample of Vacuum calculation - AVS

2018-3-27 · xample of Vacuum calculation System design - the procedure Forces - how high forces do the suction pads have to support? In orderto determine the necessaryholding forces the above masscal-culation isneeded. In addition, the suction padsmust be capable of hand-ling the acceleration forceswhich, in a fullyautomaticsystem are byno meansnegligible.

PUMP PRIMING CHAMBERS - Microsoft

PUMP PRIMING CHAMBERS - Microsoft

2016-2-12 · 2900 MacArthur Blvd. Northbrook, IL. USA 60062 (800) 323 - 5431 PUMP PRIMING CHAMBERS BULLETIN A-107_F MAY 2011 • Convenient start-up and re-start • Unique design for mounting to all horizontal pumps • Less chance of cavitation • Four sizes available to handle lifts to 6 ft. (1.8m) 1 To order Viton gasket, add suffix V to Model and Price Code Number.

PUMP PRIMING CHAMBERS - Microsoft

PUMP PRIMING CHAMBERS - Microsoft

2016-2-12 · 2900 MacArthur Blvd. Northbrook, IL. USA 60062 (800) 323 - 5431 PUMP PRIMING CHAMBERS BULLETIN A-107_F MAY 2011 • Convenient start-up and re-start • Unique design for mounting to all horizontal pumps • Less chance of cavitation • Four sizes available to handle lifts to 6 ft. (1.8m) 1 To order Viton gasket, add suffix V to Model and Price Code Number.

Fundamentals of Vacuum Technology

Fundamentals of Vacuum Technology

2008-12-11 · 1 Preface Oerlikon Leybold Vacuum, a member of the globally active industrial Oerlikon Group of companies has developed into the world market leader in the area of vacuum technology.

Rough and medium vacuum - CAS

Rough and medium vacuum - CAS

2014-3-25 · 1.1 Design and function The rotary vane vacuum pump is a typical example of an oil-immersed positive dis-placement pump. The central component of a rotary vane vacuum pump is the pumping system. It consists of a cylinder with ports leading to the outside. These ports are used to take in and exhaust the gases to be pumped.

Vacuum Systems - Amico

Vacuum Systems - Amico

2018-4-2 · 2. Medical-surgical vacuum sources shall consist of two or more vacuum pumps sufficient to serve the peak calculated demand with the largest single vacuum pump out of service. 3. Using the information in Table 1, follow these steps to determine the PCL requirements for the medical facility.

DESIGN OF ROTARY, TURBO-MOLECULAR AND CRYO- .

DESIGN OF ROTARY, TURBO-MOLECULAR AND CRYO- .

2014-8-25 · Roots pump For our laboratory, we design and set up an oil sealed sliding vane pump. 1.3 Theory of Operation Mechanical vacuum pumps are categorised as positive gas displacement pumps. During working the pump entrap some fixed volume of air or fluid in between a pair of blades or lobes by successive closing of outlet and inlet valves.

Page 1 Vacuum Calculations USPAS June 2002

Page 1 Vacuum Calculations USPAS June 2002

2015-3-5 · Pump L 0.1 0.15537 0.00785 1.00 Undulator L 4.9 0.00317 0.39781 0.00 Pump L 0.1 0.15537 0.00838 1.00 Undulator L 4.9 0.00317 0.39781 0.00 . design the vacuum systems for the APT RFQ and linac. Later we used it to design the vacuum systems for the Spallation Neutron Source linac. USPAS June 2002 Vacuum Calculations

Pump Formulas Imperial and SI Units

Pump Formulas Imperial and SI Units

2018-4-24 · Pump flow is taken at the largest impeller diameter For double suction impellers pump flow is divided by two . 6 Other Pump Formulas Affinity Laws Changes in Diameter Changes in Speed D = diameter, in or mm Q = flow, gpm or m3/h H = head, ft or m P = power, hp or kW

How to make sure you select the right dry vacuum pump

How to make sure you select the right dry vacuum pump

2014-9-21 · hot running type of dry vacuum pump is desirable. This will prevent corrosion of the iron body components. Also, for handling gases that can solidify at room temperature, the hot running type is also required to prevent any product solidification inside the pump. The cool running hook and claw vacuum pump design allows safe pumping of explosive and

LIQUID RING VACUUM PUMPS

LIQUID RING VACUUM PUMPS

2013-10-21 · DESIGN PRINCIPLE. Kinney ® Liquid Ring Vacuum Pumps and Systems. KLRC Series. The KLRC is a non-pulsating vacuum . pump designed to remove gases through the use of rotating impeller blades that enter and leave a ring of liquid. The impeller forces this sealing liquid to the periphery of the pump casing, where it forms a moving ring of liquid .

Dipartimento di Matematica e Fisica | Università Cattolica .

Dipartimento di Matematica e Fisica | Università Cattolica .

2012-1-20 · Dipartimento di Matematica e Fisica | Università Cattolica .

The theory and design of a centrifugal pump

The theory and design of a centrifugal pump

—INDEX— Introduction page 1 ChapterI,RelationBetweenPeripheralVelocity andHead 2 ChapterII,Design

Papermaking Best Practices With Vacuum-Dewatering .

Papermaking Best Practices With Vacuum-Dewatering .

2017-11-29 · Vacuum systems are essential for papermaking. They contribute to sheet formation and dewatering, press performance, felt conditioning, and general machine efficiency. The vacuum system includes several sub-systems for vacuum control, air/water separation, and vacuum pump .

Hydraulic Calculations

Hydraulic Calculations

2016-7-5 · Horsepower Required to Drive Pump: GPM x PSI x .0007 (this is a 'rule-of-thumb' calculation) Example: How many horsepower are needed to drive a 5 gpm pump at 1500 psi? GPM = 5 PSI = 1500 GPM x PSI x .0007 = 5 x 1500 x .0007 = 5.25 horsepower --Hydraulic Pump.jpg Pump Displacement Needed for GPM of Output Flow: 231 x GPM ÷ RPM

Current Techniques and Challenges in the Design of .

Current Techniques and Challenges in the Design of .

2012-3-13 · Screw Vacuum Pump -Design Goals Technical goals in the design of screw vacuum pumps Vacuum performance Pumping speed Ultimate pressure Energy efficiency Low maximum power consumption Low average power consumption Safe operation in different applications Controlled thermal behavior 0,00 0,50 1,00 1,50 2,00 2,50 3,00 0,01 0,1 1 10 100 1000 p in .

Vacuum pumps | Machine Design

Vacuum pumps | Machine Design

The design is available in both one and two-stage versions. Single-stage pumps provide vacuum up to 25.5 in. Hg, while two-stage units are rated to 29 in. Hg. . A rotary-screw pump's vacuum .

Back to Basics Pump Sizing - AIChE

Back to Basics Pump Sizing - AIChE

2016-12-2 · At a more-advanced stage of design, you might want to know a pump's physical size to try out on a plant layout drawing. An easy way to determine the straight-run head-loss — the most difficult part of a headloss calculation — is to use a nomogram such as Figure 3 or a table. Pipe manu-facturers (and others) produce tables and nomograms that

Air and Vacuum System - Hospital Facility Services

Air and Vacuum System - Hospital Facility Services

2017-5-1 · air or vacuum (suction) easily and effortlessly, while allowing the facility staff to focus their attention on where it should be – patient care. This is the first edition of this Design Guide that Amico Source Corporation has created and as such comments or

VACUUM SYSTEM DESIGN - CERN

VACUUM SYSTEM DESIGN - CERN

2009-4-20 · allowed to desorb into the vacuum system. 5 . PUMPING SYSTEMS To evacuate the system from atmospheric pressure a combination of a rotary pump and a turbomolecular pump can be used. If operated correctly, this combination can provide a clean, oil-free vacuum to pressures below 10-8 Torr. These pumps are also used during bakeout to

keeping life of pump - JB Industries

keeping life of pump - JB Industries

2019-8-26 · Pump maintenance is the responsibility of the owner. Cleaning and Testing Your Vacuum Pump One of the easiest ways to spot if your pump is in need of a good cleaning is to look at the sight glass. If the oil looks milky, rusty, or full of debris, then the inside of the pump is in worse shape (Figure 1). To clean, start the vacuum pump and allow

Common Pump Formula - MGNewell

Common Pump Formula - MGNewell

2016-5-23 · Greensboro Division / Corporate Headquarters 301 Citation Court Greensboro, NC 27409 Phone: 336.393.0100 / 800.334.0231 Fax: 336.393.0140 Louisville Division

Venturi Vacuum Generators - EDGE

Venturi Vacuum Generators - EDGE

When To Use A Vacuum Pump Versus A Venturi The application determines which one of the two methods is better suited. Though most applications can use vacuum from either one of the sources, one will clearly outweigh the other depending upon the design and application requirements from the point of view of cost, space, temperature etc.

LIQUID RING VACUUM PUMPS

LIQUID RING VACUUM PUMPS

2013-10-21 · DESIGN PRINCIPLE. Kinney ® Liquid Ring Vacuum Pumps and Systems. KLRC Series. The KLRC is a non-pulsating vacuum . pump designed to remove gases through the use of rotating impeller blades that enter and leave a ring of liquid. The impeller forces this sealing liquid to the periphery of the pump casing, where it forms a moving ring of liquid .

Vacuum Pump Silencers - Fluid Technology

Vacuum Pump Silencers - Fluid Technology

2013-4-1 · Vacuum Pump Liquid Separator-Silencers When a vacuum pump starts operating at normal atmospheric pressure, system pressure drop and power requirements are at their maximum. As the vacuum pump continues to evacuate the system, the inlet pressure decreases so the system pressure losses and power requirements decrease.