Flow Meter Types - Principle - MaxiFlo

Differential pressure devices (also known as head meters) include orifices, venturi tubes, flow tubes, flow nozzles, pitot tubes, elbow-tap meters, target meters, and variable-area meters, Fig. 2. Positive displacement meters include piston, oval-gear, nutating-disk, and rotary-vane types.

Rotary Unions & Rotary Joints - SRS

Custom Rotary Unions. Built To Your Exact Requirements. Direct Replacement Designs. Custom Flow Passage Sizes. Wide Range Of Material, Seal, & Bearing Options. Lead Times From 8-12 Weeks. View. SRS's stock and custom rotary union ( rotary joint, swivel joint) products provide reliable transfer of fluids (liquids, gases) from stationary supply ...

Numerical simulation and analysis of excited rotary valve ...

Fig. 1 Ò Rotary valve assembly drawing Fig. 2 Ò Valve port runner model view Fig. 3 ÒMesh model Fig. 4 Ò Speed vector in half open Fig. 5 Ò Pressure cloud diagram when half open 1038 J. Eng., 2020, Vol. 2020 Iss. 14, pp. 1037-1039 This is an open access article published by the IET under the Creative Commons Attribution -NonCommercial License

Patent Report: | US10046925 | Blowing device for a rotary ...

1. A blowing device for a rotary airlock (1) comprising two flushing gas streams (33, 33a), which originate from a gas supply (12), for flushing and blowing out adhering material from at least one airlock chamber (20-24) when it is located closest to a product outlet (7) of the rotary airlock (1), wherein the blowing device (30) comprises at least two blowing tubes (32, 32a) to orient the ...

Radial-arrayed rotary electrification for high performance ...

Device structure. A TEG has a multilayered structure, which consists of mainly two parts, that is, a rotator and a stator, as sketched in Fig. 1a.The rotator is a collection of radially-arrayed ...

Modeling and experimental evaluation of a rotary ...

12%A conceptual drawing of the rotary peristaltic MRF device is shown in Fig. 1. The stator consists of a coil, an iron casing, a non-magnetic support ring and a flow channel for the MRF. The flow channel is sealed at the inner surface by an elastic membrane.

US5954093A - Rotary servo valve - Google Patents

A rotary servo valve employs a double-edged blade-like valve gate mounted inside a sleeve having a plurality of valve ports circumferentially distributed around the sleeve at predetermined angular positions. The valve gate is reciprocable from a first to a second position to provide four-way fluid flow patterns to a fluidic actuating device.

Episode 43 : DESIGN of Rotary Vacuum Drum Filter

Advantages 1- The rotary vacuum drum filter is a continuous and automatic operation, so the operating cost is low. 2- The variation of the drum speed rotating can be used to control the cake thickness. 3- The process can be easily modified (pre-coating filter process). 4- Can produce relatively clean product by adding a showering device.

Rotary feeder - Wikipedia

Rotary feeders, also known as rotary airlocks or rotary valves, are commonly used in industrial and agricultural applications as a component in a bulk or specialty material handling system.Rotary feeders are primarily used for discharge of bulk solid material from hoppers/bins, receivers, and cyclones into a pressure or vacuum-driven pneumatic conveying system.

(PDF) Tape underlayment rotary-node (TURN) valves for ...

The Hyper-Quad device (Fig. 1) utilizes 16 valves: eight are used for loading of four different source reservoirs, four are used to load cells and coat surfaces, and 140 Biomed Microdevices (2010) 12:135–144 Fig. 5 Collapse of the microfluidic channel intersection due to TURN channel is loaded with water while the upper and lower input ...

Rotary Fluid Flow Device - Exponential Technologies, Inc.

The rotary fluid flow device 20 example in FIGS. 150-151 shows hybrid bearing examples K to P (FIGS. 152-163). These examples of the rotary fluid flow device 20 comprise hybrid bearings configured to resist axial, radial, and/or bending moment loads, through the combination of individual recessed bearing pockets having varying pressures.

US Patent for Rotary energy recovery device Patent (Patent ...

A rotary energy recovery device (11) wherein a multi-channel cylindrical rotor (15) revolves with its end faces (32) juxtaposed in sealing relationship with end surfaces (33) of a pair of flanking end covers (19, 21), and wherein inlet and outlet fluid passageways (27, 29) are provided in each end cover. Fluid may be directed into the rotor channels (16) and allowed to exit therefrom in an ...

Continuous-Flow Rotary Left Ventricular Assist Devices ...

years on device support, nearly 65% had undergone device replacement.11 Development of Continuous-Flow Rotary Pumps The development of continuous-flow rotary pump technol-ogy represents an innovative and novel engineering design concept for left ventricular assist devices (Fig. 1).12,13 These devices have now largely replaced the use of the ...

(PDF) Noninvasive flow estimation of a rotary ventricular ...

Noninvasive Average Flow and Differential Pressure Estimation for an Implantable Rotary Blood Pump Using Dimensional Analysis By J. Reizes A Dynamic Lumped Parameter Model of the Left Ventricular Assisted Circulation

Understanding the Principles of Continuous-Flow Rotary ...

CF rotary pump design: axial versus centrifugal pumps. There are essentially two types of CF rotary pumps in clinical use today: centrifugal flow pumps and axial flow pumps ( Fig. 7.1).The primary difference between centrifugal flow and axial flow pumps lies in the design of their rotating element, or impeller.

History of development and current state of hydrodynamic ...

A standard rotary-pulsatory flow-type device (Fig. 2) consists of a rotor 1 and a stator 2 placed in a casing 3 and built in the form of alternating coaxial cylinders with slots (perforations) or in the form concentrically arranged teeth (cogs). In the inner area of the rotor may be fixed blades or knives 4 that ensure grinding (cutting) of coarse disperse-phase fractions and improvement in ...

US Patent Application for ROTARY-TYPE THROTTLING DEVICE ...

FIG. 22 is a cross-sectional view taken along the same plane as line X-X of FIG. 3, depicting the rotary-type throttling device at the time the rotary valve is in a partly open state between its fully open state and fully closed state.

The Rotary Zone Thermal Cycler: A Low-Power System ...

Continuous flow spatial cycling is characterized by a flow-path, capillary, or microchannel that repeatedly traverses a set of constant-temperature zones, producing a fixed number of thermal cycles when a sample is pumped through the device. Oscillating flow cyclers also use fixed temperature zones, but typically rely on segmented or bolus flow ...

A ROTARY FLOW CHANNEL FOR SHEAR STRESS SENSOR …

One such device uses the face of a rotating wheel to generate a known flow with a linear velocity profile. This flow has components in the r, θ, and z direction. This is a complicated flow field even though it has a linear velocity profile.3,4 B. Motivation for Development of a Rotary Flow Channel

Why an Engineer would specify a Rotary Lobe Pump ...

Rotary lobe pumps can produce a pulsation-free flow of liquid provided that they use a convoluted style rotor with at least 4 lobes per rotor (fig. 6). Not all brands offer this so it is important to become familiar with the rotor style of the brand under consideration if pulsation is …

Rotary fluid transmission device - US11060519B1 | PatentGuru

[0020] With reference to FIGS. 1-4, a rotary fluid transmission device according to a first embodiment of the present invention comprises: a rotor 20, a drive shaft 30, a first holder 60, and a second holder 70, wherein the first holder 60 is matingly connected with the second holder 70, and the first holder 60 and the second holder 70 are ...

Catalog HY03-1800-2US Hydraulic Rotary Actuators Parker ...

A rotary actuator is the most compact device available for producing torque from hydraulic or pneumatic pressure. A ... (see Fig. 2). Theoretical torque output T, is the product of ... additional bypass flow in the shoulder area of the vane, so even D6 Catalog HY03-1800-2US

System and apparatus for modular axial field rotary energy ...

FIG. 1 is a top view of an embodiment of an axial field rotary energy device. FIG. 2 is a sectional side view of the device of FIG. 1, taken along the line 2-2 of FIG. 1. FIG. 3 is an exploded isometric view of an embodiment of the device of FIGS. 1 and 2.

Rotary degassing - GIESSEREILEXIKON.COM

Rotary degassing devices (impeller devices) are suitable for scavenging gas treatments in the crucible or in the ladle between the furnace and casting location; the basic design follows Fig. 1, (Foseco Foundry Division Vesuvius ); a rotary degassing device is shown in Fig. 2. The device is placed on the crucible or treatment container or ...

US6470921B1 - Rotary flow control device for bag filling ...

A device for controlling the flow of a particulate material from a fill tube of a container filling system is herein disclosed. The rotary flow control device of the present invention includes a stationary plate having flow openings formed therethrough and a rotating plate having similar flow openings. The stationary plate is secured to a distal end of the fill tube such that particulate ...

Fig. 2 Different types of blood pumps. a HeartMate XVE ...

Rotary left ventricular assist devices (LVADs) are commonly operated at a constant speed, attenuating blood flow pulsatility. Speed modulation of rotary LVADs has been demonstrated to improve ...

Rotary Wheel Flow Indicator - Multi-Tech Devices

Rotary Wheel Flow Indicator We are a leading Manufacturer of wheel flow indicator, wheel flow indicator -3/4", wheel flow indicator 1" bsp/npt, toughened glass wheel flow indicator and 1/2 inch pelton wheel flow indicator from Thane, India.

Variable Refrigerant Flow (VRF) Systems

the thermostat setting (Fig. 2). In a VRF system, since the speed of the compressor can be varied, the compressor does not cycle on and off, but operates continuously for longer periods (Fig. 3). The required refrigerant flow is supplied to the indoor fan coil and once the set point is reached, the refrigerant flow is adjusted to maintain the room

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