Rotor Diameter
Theoretical Modeling for Predicting the Optimum Twist Angle of Cotton Fiber Movement on OE Yarn Made by Rotor Spinning Machine
... This paper presents theoretical modeling for predicting the optimum twist angle on yarn made by open end rotor spinning machine in textile industry. Fiber movement on yarn can be used for predicting the optimum ...
8
Facilitation of Wind Energy Conversion System Selection as Distributed Generation in Household/Commercial and Agricultural Sectors; Case Study of Iran
... Among the literatures published in different fields relevant to wind power utilization so far, there are some discussing economic aspects of wind energy conversion system (WECS) and output cost analysis. Some others, ...
15
Effect of Spinning Parameters on Thick, Thin Places and Neps of Rotor Spun Yarn
... Rotor spinning is a very fast rising spinning technique for the production of coarse and medium count yarns. This is so because of its higher productivity, better product quality and profitability. Considering ...
9
Predicting the Hairiness of Cotton Rotor Spinning Yarns by Artificial Intelligence
... including rotor type, rotor diameter, doffing- tube nozzle and torque-stop was studied using support vector machine (SVM) and adaptive neuro fuzzy interface system ...
7
Constraints Based Decision Support for Site Specific Preliminary Design of Wind Turbines
... The last scenario has been examined as a combination of the previous ones. Then the wind system is considered as a two-blade system with a variable speed (scenarios 3 and 5). Its nominal power is higher than that of the ...
10
Study And Design Of Multi-Blade Wind Energy Conversion System
... Savonius rotor was designed with the rotor diameter of ...and rotor height of 7 m. The rotor blade thickness was designed as 10 ...the rotor blade was E-glass fiber ...Savonius ...
24
A preliminary comparison of different turbine architectures for a 100 kW supercritical CO2 Rankine cycle turbine
... maximum rotor-inlet blade height increases as the rotational speed is ...the rotor diameter is greater than 30 mm, the stage-loading coefficient must reduce, and this is also accompanied by a ...
12
Grey Relational Analysis to Determine the Optimum Process Parameters for Open-End Spinning Yarns
... the rotor spinning system, yarn can be spun from cotton waste according to the desired end ...as rotor diameter, rotor diameter opening covering type, and opening roller rotational ...
6
The Techno-Economic Potential of Offshore Wind Energy with Optimized Future Turbine Designs in Europe
... Despite many investigations of offshore wind energy potential on different scales, there are still important points in need of being addressed or improved. Primarily, this includes the need for higher spatial and ...
25
Optimisation of Hybrid Energy System Production Parameters for Electricity Power Generation in Nigeria
... DC, Rotor diameter: 30 m, Start-up wind speed: 3 m/s, Rated wind speed: 13 m/s, Security wind speed: 60 m/s, Yawing type: electronic, Rated rotating rate: 85 r/m, Gene- rator work way: magnetic saturation, ...
14
Optimization of Air Engine Power Output for Varying Design Parameter Values
... of rotor diameter to casing diameter to be used in order to obtain the optimum ...the diameter relation to be used is the most preliminary at the same time most crucial information required ...
6
Effect of Different Vane Angles on Rotor- Casing Diameter Ratios to Optimize the Shaft Output of A Vaned Type Novel Air Turbine
... In this study a multi-vane type air turbine having casing diameter 100 mm and rotor diameter 75 mm is proposed as shown in Fig. 1: (a) and (b). The proposed air turbine is considered to work on the ...
8
An analysis of the impact of an advanced aero-hydro-servo-elastic model of dynamics on the generator-converter dynamics, for an offshore fixed 5MW PMSG wind turbine
... Power Rotor Diameter Rated wind speed 5 MW 126 m 11.4 m/s Rotor speed 12.1 rpm 1.267 rad/s Table 1: Wind turbine rated parameters a Wind speed aa Wind speed b Wind turbine speed bb Wind [r] ...
6
Initial design of 12s 10p and 12s 14p with outer rotor field excitation flux switching machine
... Abstract—This paper shows the initial design of Outer-Rotor Field Excitation Flux Switching Machine with 12slot-10 pole and 12slot-14pole as an alternative for a non-permanent magnet flux switching machine. The ...
5
Study of Effect of Injection Angles to Rotor- Casing Diameter Ratios on Performance of a Vaned Type Novel Air Turbine
... type rotor has been carried out for studying the effect of different rotor to casing diameter ratios with respect to injection angle on fixed vane angle, inlet air pressure and speed of rotation on ...
8
Design, construction, and testing of an aero-engine starter-generator for the more-electric aircraft
... The concentrated winding used in this 12-slot/8-pole machine has the very significant advantage of very compact and hence lower loss end-windings than a distributed winding counterpart. However, such windings can give ...
6
Use of electromagnetic rim driven propulsor for waterjet propulsion systems
... Centrifugal pumps were used on some early waterjet-propelled vessels, partly because they were readily available, however, they are no longer in use on modern waterjet applications [6]. Conventional axial-flow type pumps ...
18
On the theory of SODAR measurement techniques (final reporting on WP1, EU WISE project NNE5 2001 297)
... But there is another reason why strong wind speed gradients over the rotor plane are more likely in flat terrain then over hill tops. Over hill tops we find the phenomenon of speed-up. I.e., the wind speed at a ...
61
Investigation of Laminar-Turbulent Transition on a Rotating Wind Turbine Blade of Multi Megawatt Class with Thermography and a Microphone Array
... Figure 6. View from the optical camera on the spinner to the pressure side of the blade at R = 35 m. The black box contains all the data recording system including power supply. Chord there is 1.5 m. In addition, ...
22
Cobalt-Platinum Rotors for Small Synchronous Devices114-118
... For it has been shown that when a cylinder is magnetised across a diameter it forms an almost ideal two-pole rotor, whose angular position may be uniquely registered and [r] ...
5