Design of a Second Generation Electrostatic Precipitator for Martian Atmospheric Dust Mitigation of ISRU Intakes James R. Phillips III, Michael R. Johansen, Jerry J. Wang, Jaysen A. Mulligan, and Carlos I. Calle NASA KSC Mailcode UB-R2, Kennedy Space Center, FL 32899, USA
electrostatic precipitator is a large steel structure with large weight, the calculation should consider into its weight as load, too. The main loads of this type electrostatic precipitator are showed in table 1. TABLE1. MAIN LOADS OF ELECTROSTATIC PRECIPITATOR Work pressure 5000Pa Snow load 500Pa Wind load 600Pa Cold top ash load 4000Pa
Lesson 4 4-2 2.0-298 Introduction As discussed in Lessons 2 and 3, finalizing the design of an electrostatic precipitator and its components involves consideration of many factors.
2.2. Divergence and Curl of Electrostatic Fields The electric field can be graphically represented using field lines. The direction of the field lines indicates the direction in which a positive test charge moves when placed in this field. The density of field lines per unit area is proportional to the strength of the electric field. Field lines
the inuence of several design parameters on cost and collection ef-ciency is examined to identify guidelines to increase the collection efciency at the lowest cost. Considering the cost associated with variation of precipitator length and width, wire-to-plate distance, and voltage applied to the wires, results show that the most cost-
Gooch, J. and Francis, N. 1975 A theoretical-based mathematical model for calculation of electrostatic precipitator performance. Symposium on Electrostatic Precipitation for the Control of Fine Particles, Pensacola Beach, FL, USA. EPA-650275016, September. Google Scholar
Equipment Options High Voltage Switch there are 3 main external switches available o Ground available for both single and double bushing.Switch will ground both the TR set and precipitator field. o Disconnect disconnects and grounds the TR set from the precipitator.TR can still be energized for troubleshooting and testing. o Splitter this switch is used when the TR set is ...
Electrostatic Precipitator Design Calculator Air Pollution Control. Solving for electrodes collecting area. Inputs gas flow rate Q particle drift velocityV d collection efficiency R unitless. Conversions gas flow rate Q 0 0. meter3second . particle drift velocityV d 0 0. metersecond . collection efficiency R 0 0 ...
Efficiency of Electrostatic Precipitator eta 1-efrac-WAQ where, is the fractional collection efficiency. W is the terminal drift velocity in ms-1. A is the total collection area in m 2. Q is the volumetric air flow rate in m 3 s-1. Types of Electrostatic Precipitator
IntroductionThe precise numerical modeling of the electrostatic field in electrical precipitation systems can provide both manufacturers and users with valuable guidelines for an optimized design, and for improved performance and dust collection efficiency.A conventional duct-type precipitator consists of a number of paths formed by parallel, grounded plates, while rows of wire-type electrodes ...
So the structure design was reasonable. e structural safety was high and the design wasconservative, so the lightweight optimization design was feasible. 4.4. Global Analysis. According to the industry habits, the load of main structure of the electrostatic precipitator was Table 4 e maximum principal stress and maximum von Mises
Form factor measurement and fault detection equipment to determine proper sizing of electrical components and efficiency of an electrostatic precipitator 22 by calculating a system form factor from either primary voltage or current. A power source 10 connects serially to an inverse parallel SCR1 and SCR2, to a current limiting reactor 16, and to a TR set comprising a transformer 18 ...
Feb 10, 2018 This work deals with the analysis and modification of operational parameters for meeting the emission standards, set by Central Pollution Control Board CPCBState Pollution Control Board SPCB from time to time of electrostatic precipitator ESP. The analysis is carried out by using standard chemical analysis supplemented by the relevant data collected from Korba East Phase Ph
the components included in the electrostatic precipitator ash in water. Electrostatic precipitator ash is mainly composed of five components Na, K, Cl-, SO 4 2-and CO 3 2-, which in solid phase leads to formation of the salts Na 2 SO 4, Na 2 CO 3, NaCl, K 2 SO 4, K 2
We report on our development of a static electrostatic precipitator design capable of removing dust particles in the limited electrostatic fields of a simulated Martian environment with removal efficiencies reaching 99. We also discuss the design of a similar precipitator in a flow for a one-tenth-scale oxygen production demonstration
Design and Analysis of an Electrostatic Precipitator for a Diesel Particulate Filter S. Manoj1, R. Giri1, S. Selvakumar1 1Rajalakshmi Engineering College, Chennai, Tamil Nadu, India Abstract Gaseous exhaust of different industries contains dust particles of different chemical precipitates that are harmful for the environment.
----- EPA-600R-04072 July 2004 Electrostatic Precipitator ESP Training Manual Prepared by Kenneth Parker and Norman Plaks Under subcontract to ARCADIS Geraghty amp Miller 4915 Prospectus Drive, Suite F Durham, NC27713 EPA Contract No. 68-C-99-201, Work Assignment 4-30 EPA Project Officer Ravi K. Srivastava National Risk Management Research Laboratory Research Triangle Park,
The electrostatic precipitator utilizes electrostatic forces to separate dust particles from the gas to be cleaned. The gas is conducted to a chamber containing curtains of vertical steel plates. These curtains divide the chamber into a number of parallel gas passages. A frame with secured wires is
DESIGN OF THE ELECTROSTATIC PRECIPITATOR Design The type of ESP used in the present study was a wire-plate. This configuration was selected because it has flat collection electrodes that are easy to clean. This is very important because the emitted gas from rubber-wood combustion contains sticky tar that requires regular cleaning.
Chapter- 1 Electrostatic Precipitator An electrostatic precipitator ESP, or electrostatic air cleaner is a particulate collection device that removes particles from a flowing gas such as air using the force of an induced electrostatic charge.
Design of High Voltage Transformer for Use in Electrostatic Precipitator Ondrej SEFL Dept. of Power Engineering, Czech Technical University, Technicka 2, 166 27 Praha, Czech Republic seondrfel.cvut.cz Abstract. This paper presents a special case of the design of a high voltage transformer, whose short-circuit reactance is known beforehand.
2 Burning Black Liquor Takes place in the furnace section Requires black liquor and air to be intermixed Black liquor sprays Forced air system Self-sustained combustion is normal Use auxiliary fuel for start-up, shut-down, and to assist marginal combustion Combustion gas flow driven by induced draft ID fan Furnace Section Basically a rectangular box with openings
Electrostatic Precipitator Parag Wanjari 21, K.M.Narkar Thermax Ltd. Enviro Division, Pune, Maharashtra, India1 Department of Mechanical Engineering, D.Y. Patil College of Engineering, Pune, Maharashtra, India2 ABSTRACT Electrostatic Precipitator is the device used for controlling air pollution. This is used for cleaning of
H.J. Hall . Design and application of high voltage power supplies in electrostatic precipitators. J. Air Poll. Control Assoc. , 312 - 318 67 Hall, H.J. Fly ash chemistry indices for resistivity and effects on electrostatic precipitator design and performance, Proc.
An electrostatic precipitator is supplied with a d-c voltage of variable level upon which is superimposed a series of voltage pulses. For each voltage pulse, the difference between a positive current-time area and a negative current-time area beneath a current-voltage curve is determined and maximized by changing the pulse amplitude, pulse width, pulse repetition frequency andor the rate of ...
Sep 22, 2016 Electrostatic precipitators This electrical equipment was first introduced by Dr.F.G. Cottel in 1906 and was first economically used in 1937 for removal of dust and ash particles with the exhaust gases of thermal power plants. 2. PRINCIPLES OF ELECTROSTATIC PRECIPITATOR Electrostatic precipitation is a method of dust collection that uses ...
The design of Electrostatic Precipitators has been mainly based on empirical knowledge of specialized manufacturers. Thanks to the advancements in computer technology and in physical processes description 1, it is now possible to conceive, optimise and design an Electrostatic Precipitator by of use physical models.
sign, Eurocode, Electrostatic precipitator In this thesis, we develop an easy-to-use configurator tool for an electrostatic precipitator ESP casing structure. Since the emergence of computers, numerous design software applications have been developed to aid with design calculations and to automate the design
An electrostatic precipitator ESP is a particle control device that uses electrical forces to move the particles out of the flowing gas stream and onto collector plates. The particles are given an electrical charge by forcing them to pass through a corona, a region in which gaseous ions flow.
precipitator is determined by a number of synergistically in-terrelated electrical, mechanical, and process factors. These along with some important basic design and application fac-tors for high voltage power supplies in precipitation were re-viewed in previous papers.1-2 In this paper, emphasis is on
Electrostatic Precipitator ESP Activated Carbon Adsorption, Bed and Injection The function of air pollution control devices generally and for the MACT EEE rule specifically is to control or remove hazardous air pollutants HAP from the off gas stream before being released to the atmosphere. The HAP to be controlled can be
Nov 09, 2019 Electrostatic Precipitator Design Formulas Calculator. Design requires accurate prediction of the collection efciency which in turn requires accurate computation of uid mechanics and particle transport parameters. The calculations are carried out for a wire to plate spacing h 0175 m length of. Https Www Ias Ac In Article Fulltext Sadh 040 03 ...
Jan 01, 1981 Designing Electrostatic Precipitators 193 pulverized fuel ash. In Fig. 3, for interest, is included a similar curve for a wet precipitator working on a metal- lurgical fuel substantially all below 1 um in size. This shows that the electrostatic precipitator can collect par- tides effectively down to the order of 0.01 urn.
18.104.22.168 Electrostatic Precipitator. The basic principle of an electrostatic precipitator ESP is to give particles an electrostatic charge and then put them in an electrostatic field that drives them to a collecting wall. A gas stream containing suspended particulates is allowed to pass between two electrodes electrically insulated from each ...
Download Full PDF Package. This paper. A short summary of this paper. 37 Full PDFs related to this paper. READ PAPER. PERFORMANCE ANALYSIS OF ELECTROSTATIC PRECIPITATOR IN THERMAL POWER PLANT. Download. PERFORMANCE ANALYSIS OF ELECTROSTATIC PRECIPITATOR IN THERMAL POWER PLANT. ... such as the flower pot design, and the second