Bench Scale Triboelectrostatic Separator

  • Pocscale Testing Of A Dry Triboelectrostatic Separator

    Apr 30, 2001 The laboratory-scale batch triboelectrostatic separator TES used by NETL relied on adhering charged particles on parallel electrode surfaces and scraping them off. Therefore, its throughput will be proportional to the electrode surface area. If this laboratory device is scaled-up as is, it would suffer from low throughput capacities and high ...

  • Pocscale Testing Of A Dry Triboelectrostatic Separator

    Aug 01, 1996 Accomplishments during this reporting period include the set-up of an apparatus for assessing tribocharger performance, continued construction of the bench-scale 1 kghr triboelectrostatic separator and initial development of a fundamental model for predicting the motion of charged particles in a non-uniform electrostatic field.

  • Pocscale Testing Of A Dry Triboelectrostatic Separator

    Work accomplished during this reporting period include the construction of a Faraday Cage for measurement of particle charges Subtask 3.1, construction of a bench-scale triboelectrostatic separator Subtask 3.2 and development of a theoretical model for predicting motion of charged particles in a non-uniform electrostatic field Subtask 3.2.

  • Pocscale Testing Of A Dry Triboelectrostatic Separator

    The bench-scale test program is aimed at studying the charging mechanisms associated with coal and mineral matter and improving the triboelectrification process, while the POC test program is aimed at obtaining scale-up information. The POC tests will be conducted at a throughput of 200-250 kghr.

  • Pocscale Testing Of A Dry Triboelectrostatic Separator

    In the present work, the entrained flow separator concept will be utilized for developing a proof-of concept POC separator that can be scaled-up to commercial size units. To accomplish this, it is necessary to develop a bench-scale separator that can achieve high Btu recoveries while maintaining the high degree of separation efficiencies.

  • Pocscale Testing Of A Dry Triboelectrostatic Separator

    DOI 10.217214225 Corpus ID 22356080. POC-SCALE TESTING OF A DRY TRIBOELECTROSTATIC SEPARATOR FOR FINE COAL CLEANING inproceedingsYan1999POCSCALETO, titlePOC-SCALE TESTING OF A DRY TRIBOELECTROSTATIC SEPARATOR FOR FINE COAL CLEANING, authorE. Yan and G. Luttrell and G. Adel and R. Yoon, year1999

  • Pocscale Testing Of A Dry Triboelectrostatic Separator

    Testing has continued by batch feeding the unit while the recycle conveying problem is being solved. Good separations have been achieved while operating in this mode. Comparison tests have also been carried out using a bench-scale triboelectrostatic separator in parallel with the POC Carpco unit

  • Pocscale Testing Of A Dry Triboelectrostatic Separator

    POC-SCALE TESTING OF A DRY TRIBOELECTROSTATIC SEPARATOR FOR FINE COAL CLEANING . By E.S ... citation Abstract. It is the objective of the project to further develop the triboelectrostatic separation TES process developed at the Federal Energy Technology Center FETC and to test the process at a proof-of-concept POC scale. ... bench-scale ...

  • Pocscale Testing Of A Dry Triboelectrostatic Separator

    POC-SCALE TESTING OF A DRY TRIBOELECTROSTATIC SEPARATOR FOR FINE COAL CLEANING . By R.-H. Yoon, ... the separation performance and have permitted the POC-scale unit to achieve results in line with those obtained by the bench-scale separator. The testing phase of the project was continued at a rapid pace during this quarter. ... there was a ...

  • Chapter 3 Benchscale Triboelectrostatic

    3.3 Description of the Bench Scale Triboelectrostatic Separator The Triboelectrostatic Separator unit designed and constructed as a part of this dissertation work, may be divided into two main components 1. Feeder with the tribocharger 2. Drum Electrostatic Separator 3.3.1 Design of the Drum Electrostatic Separator Figure 3.1 shows a schematic ...

  • Chapter 3 Benchscale Triboelectrostatic

    charges. The triboelectrostatic separation TES process had been tested successfully on bench-scale. The results obtained at FETC showed that it was capable of cleaning the coal of more than 90 of pyritic sulfur and 70 of the ash-forming minerals from a number of eastern U.S. coals. It was necessary however, to test the process on a proof-

  • Pocscale Testing Of A Dry Triboelectrostatic Separator

    Oct 01, 1999 OSTI.GOV Technical Report POC-scale testing of a dry triboelectrostatic separator for fine coal cleaning

  • Benchscale Processing Related Abstracts

    bench-scale processing Related Abstracts. ... In addition to a lab-scale separator to perform the experiments, the triboelectric separation process could be successfully scaled up to a mid-scale belt separator, increasing the mass feed from gsec to kghour. The triboelectrostatic separation technology opens a huge potential for the ...

  • Pocscale Testing Of A Dry Triboelectrostatic

    drum-type bench-scale triboelectrostatic unit.....76 Figure 19. Schematic representation of the turbo charger used in the bench-scale TES ... Schematic representation of the plate type bench-scale TES separator incorporating the turbocharger design.....103 Figure 41. Comparison of the separation performance of the drum-type, plate-type ...

  • Pdf Pocscale Testing Of A Dry Triboelectrostatic

    Prior to the POC testing, bench-scale test work will be conducted with the objective of increasing the separation efficiency and throughput, for which changes in the basic designs for the charger and the separator may be necessary. The bench- and POC- scale test work will be carried out to evaluate various operating parameters and establish a ...

  • Pocscale Testing Of A Dry Triboelectrostatic

    Apr 30, 2001 The laboratory-scale batch triboelectrostatic separator TES used by NETL relied on adhering charged particles on parallel electrode surfaces and scraping them off. Therefore, its throughput will be proportional to the electrode surface area.

  • Pocscale Testing Of A Dry Triboelectrostatic

    bench-scale test work will be conducted with the objective of increasing the separation efficiency and throughput, for which changes in the basic designs for the charger and the separator may be necessary. The bench- and POC-scale test work will be carried out to evaluate various operating parameters and establish a reliable scale-up procedure.

  • Pocscale Testing Of A Dry Triboelectrostatic

    Bench-scale tribocharger made of Plexiglas used in conjunction with the drum-type bench-scale triboelectrostatic unit.......................................................76 Figure 19.

  • Pocscale Testing Of A Dry Triboelectrostatic

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  • Pvc Removal From Mixed Plastics By Triboelectrostatic

    Therefore, we designed a bench scale triboelectrostatic separator for PVC removal from mixed plastics polyvinyl chloridepolyethylene terephthalate, and then carried out material separation tests. In triboelectrostatic separation, PVC and PET particles are charged negatively and positively, respectively, due to the difference of the work ...

  • Pocscale Testing Of A Dry Trlboelectrostatic

    charges Subtask 3.1, construction of the a bench-scale triboelectrostatic separator Subtask 3.2 and development of a theoretical model for predicting motion of charged particles in a non-uniform electrostatic field Subtask 3.2. This model will be useful for designing the POC module. .. U

  • Pvc Removal From Mixed Plastics By Triboelectrostatic

    Jun 01, 2007 The aim of this study is to remove PVC from mixed plastics PVCPET using fluidized bed tribo charger pipe line. Hence, we designed a bench scale triboelectrostatic separator unit and thus investigated the charge polarity and charge density of PET, PVC on charging materials and various factors such as charging materials, air velocity the impact of collision or contact, mixture ratio ...

  • Triboelectrostatic Separation Of Covering Plastics In

    Dec 01, 2007 Scale-Up Tests On the basis of the systematic approach presented in this work, a scale-up triboelectrostatic separator unit has been set up on the plant site of Econics and trial runs are being performed. This apparatus has a capacity of 350 kgh. Until now, PVC grade and PVC recovery were about 98.50 and 98.40, respectively.

  • Application Of Triboelectrostatic Separation In The

    Feb 01, 2018 Materials used in the tests. The plastics mixture used in the initial study of tribo-electrostatic separation consisted of PP and HDPE. These were chosen because of the difficulty involved in separating them. PP has a density of 0.90.91