Our Products

Rotary Evaporator

Laboratory equipment

Jacketed Reactor

Contact Us

We Cherish All Interactions

A photocatalytic impeller reactor for gas phase .

T1 - A photocatalytic impeller reactor for gas phase heterogeneous photocatalysis. AU - Tokode, Oluwatosin. AU - Prabhu, Radhakrishna. AU - Lawton, Linda A. AU - Robertson, Peter. PY - 2017/8. Y1 - 2017/8. N2 - A novel photocatalytic reactor based on a stirred tank configuration has been described.

KAUST Catalysis Center - Photocatalysis Laboratory

Gas Flow reactors Isothermal Fixed bed flow reactors are used as laboratory scale reactors for catalytic screening and kinetic studies of different solid catalysts for gas phase reactions. These are generally operated under dynamic conditions, whereby the reactants are continuously fed to the reactor and products are continuously collected for analysis.

Gas phase photocatalytic water splitting in silicon based .

Gas phase photocatalytic water splitting in silicon based µ-reactors Dionigi, Fabio Publication date: 2012 Document Version Publisher's PDF, also known as Version of record Link back to DTU Orbit Citation (APA): Dionigi, F. (2012). Gas phase photocatalytic water splitting in silicon based µ-reactors. Technical University of Denmark.

Investigation into adsorption and photocatalytic .

Investigation into adsorption and photocatalytic degradation of gaseous benzene in an annular fluidized bed photocatalytic reactor. Qijin Geng Department of Chemistry – Chemical & Environment Engineering . Degradation of volatile organic compounds in the gas phase by heterogeneous photocatalysis with titanium dioxide/ultraviolet light.

A photocatalytic impeller reactor for gas phase .

This reactor employs the use of photocatalytic impellers to aid the mass transport of gaseous organic compounds during photocatalytic reactions. Experiments involving toluene vapour photo-oxidation showed the reactor configuration is susceptible to catalyst deactivation even at low concentrations if treated for prolonged periods.

Modeling Transient Adsorption/Desorption Behavior in a Gas .

Gas phase photocatalytic fiber reactor TiO 2 Tubular photoreactor UV source Inlet: •air •acetaldehyde •controlled C and Q Outlet: (to FTIR spectroscope) Introduction Fiber reactor Comsol model Comsol model incl. adsorption/desorption Conclusions

RECOVERY OF HYDROGEN FROM HYDROGEN SULPHIDE .

photocatalysts. The photocatalytic reactor was illuminated by visible lamps with a maximum emission spectrum at 270 nm. The experimental test was performed in a laboratory. Gas samples were collected and analyzed by gas chromatography (TCD). The H 2 S gas sample is allowed to enter into the reactor. The reactor is allowed to run for recovery of

Efficient Photocatalytic Oxidation of Gaseous Toluene in a .

Conventional gas-solid photocatalytic oxidation (SPCO) of VOCs has drawbacks such as accumulation of intermediates and catalytic deactivation. In this study, gas-liquid photocatalytic oxidation (LPCO) was exploited to improve the catalytic activity and stability by continuously bubbling VOCs into wa .

TOPT-9G Gas Outside-illuminated Photocatalytic Glass .

TOPT-9G Gas Outside-illuminated Photoca talytic Glass Reactor, Educational School. TOPT-9G Gas outside-illuminated photocatalytic glass reactor used as pure gas phase photochemical . reactor,can be quartz gas reactor, also can be SS316 high-pressure reactor(TPR-HP series).. Basic configuration of TOPT-9S solid phase outside illuminated type photochemical reactor:

TOPT-9G Gas Outside-illuminated Photocatalytic Glass .

TOPT-9G Gas Outside-illuminated Photoca talytic Glass Reactor, Educational School. TOPT-9G Gas outside-illuminated photocatalytic glass reactor used as pure gas phase photochemical . reactor,can be quartz gas reactor, also can be SS316 high-pressure reactor(TPR-HP series).. Basic configuration of TOPT-9S solid phase outside illuminated type photochemical reactor:

Development of a tubular continuous flow reactor for the .

A self-made, low-cost tubular reactor for the gas-phase photocatalytic CO 2 reduction was developed. The resulting flow conditions cause an intensive interaction between the reactants in the gas-phase and the fixed bed photocatalyst. This approach is used to test the scalability of tubular reactors for the photocatalytic CO 2 reduction.

Photocatalytic Reactor for Treatment of SVE and MPE Off .

Off-gas from the SVE and MPE systems was treated using the photocatalytic oxidation system from August to October, 1999. Treatment goals for TCE were met. The vendor indicated that chloroform emissions from the scrubber could be reduced through the use of alternative photocatalysts or reactor

Removal of gas-phase benzene in an immobilized .

Removal of gas-phase benzene in an immobilized photocatalytic reactor. The photocatalytic degradation of gas-phase benzene was studied in an immobilized – annular tube reactor using titanium dioxide as the photocatalyst. The main and interaction effects due to the influence of essential process parameters such as catalyst load (5 to 20 g·m .

Photocatalytic Reaction of Gas-Phase Naphthalene on Paint .

The photocatalytic destruction of gaseous naphthalene on paint- and sunscreen-coated surfaces has been demonstrated through gas-phase experiments in batch reactors. The fast rate constants, short half-lives, and high fractional conversions demonstrate the efficiency of this process in degrading a large, semi-volatile organic compound on these .

Three‐dimensional developing flow model for photocatalytic .

M. Kask, J. Bolobajev, M. Krichevskaya, Gas-phase photocatalytic degradation of acetone and toluene, and their mixture in the presence of ozone in continuous multi-section reactor as possible air post-treatment for exhaust from pulsed corona discharge, Chemical Engineering Journal, 10.1016/j.cej.2020.125815, (125815), (2020).

Photocatalytic oxidation of H2S in the gas phase over TiO2 .

To promote the photocatalytic oxidation (PCO) of hydrogen sulfide (H 2 S) in the gas phase, TiO 2-coated glass fiber filters were packed in an annular photoreactor.Glass fibers coated with TiO 2 thin films were characterized structurally and morphologically by field emission gun scanning electron microscopy (FEG-SEM), scanning electron microscopy (SEM) coupled with energy-dispersive X-ray .

Photocatalytic degradation of H2S in the gas-phase using a .

For the photocatalytic degradation of the hydrogen sulphide (H 2 S) in the gas-phase it was developed a rectangular reactor, coated with acrylic paint supported on fiber cement material. The surface formed by the paint coverage was characterized structural and morphologically by scanning electron microscopy with energy dispersive X-ray and X-ray diffraction analysis.

Gas-Phase and Aqueous Photocatalytic Oxidation of .

Photocatalytic oxidation (PCO) of methylamine (MA) on titanium dioxide in aqueous and gaseous phases was studied. A simple batch glass reactor for aqueous PCO and an annular continuous flow reactor for the gas-phase PCO were used. Maximum aqueous PCO efficiency was achieved in alkaline media. Two mechanisms of aqueous PCO—decomposition to formate and ammonia, and oxidation of .

Demonstrating Online Monitoring of Air Pollutant .

It is a gas-phase photocatalytic reactor, equipped with a simple photocatalytic filter and a semiconductor air quality sensor, which measures electrical resistance changes. Through the use of an inexpensive analogue-to-digital converter, online monitoring of the .

uv photocatalytic reactor, uv photocatalytic reactor .

842 uv photocatalytic reactor products are offered for sale by suppliers on, of which reactors accounts for 4%, quartz tubes accounts for 1%, and gas disposal accounts for 1%. A wide variety of uv photocatalytic reactor options are available to you, There are 44 suppliers who sells uv photocatalytic reactor on, mainly .

Recent Advances in Photocatalytic Reactors.

May 24, 2015 · Paper Degradation of Reactor Catalyst Light source Operating Conditions Result Abhang et al. (2011) Phenol Three phase fluidized bed type of reactor (TPFBR) TiO2 coated on solid silica gel particles Four lamps of 8 W P = 1 atm T = 25 °C t = 2 h 95.27% within 1.5 h Shengyong et al. (2012) Hexachlorobenzene Quartz photocatalytic reactor Nano .

Efficient photocatalytic degradation of gas‐phase .

Herein, we investigated the photocatalytic degradation of gas‐phase formaldehyde (HCHO) on Pt deposited TiO2 nanowires (Pt/TiO2NW) at continuous flow. Formaldehyde is .

Photocatalytic degradation of volatile pollutants

Das J, Rene ER, Krishnan J. Photocatalytic degradation of volatile pollutants. J Environ Chem Toxicol. 2018;2(2):57-59. ABSTRACT Photocatalytic oxidation is a promising technology for the removal of gas-phase volatile organic compounds. This technique is cost-efficient, simple to

photochemical-reactor

Click "+" to select products and contact the supplier Photochemical Reactor. TOPTION photochemical reactor is is mainly applied to research gas / liquid phases, fixed / simulated visible light, could reaction vessel load TiO2, Photochemical reaction under conditions of photocatalyst,etc. Be widely used in fields of Chemosynthesis, environment protection, life science, etc.

KINETIC MODELING AND EXPERIMENTAL VALIDATION OF A .

Abstract. This work presents a modeling procedure for a tall photocatalytic fluidized bed photoreactor used for the photocatalytic oxidation of n-hexane on the anatase TiO 2 surface. The modeling strategy split the reactor into two parts: a lower dense phase, with high solids concentration behaving as a bubbling bed treated as a continuous stirred tank reactor (CSTR); and an upper lean phase .

Design of Photocatalytic Reactors | TU Delft Repositories

Moreover, the same guidelines for design and operation of two–phase slurries can be applied to bubbly slurry photocatalytic reactors. Following the analysis of photonic efficiencies in well–mixed photoreactors, we looked into the extent of diffusion limitations in unstirred photoreactors.

Magnetically Agitated Photocatalytic Reactor for .

A magnetically agitated photocatalytic reactor (MAPR) has been developed and assessed for oxidation of phenol. The MAPR uses a titanium dioxide composite photocatalyst with a ferromagnetic barium ferrite core. The catalyst motion was controlled with a dual-component magnetic field. First, a permanen .

Gas-Phase and Aqueous Photocatalytic Oxidation of .

Photocatalytic oxidation (PCO) of methylamine (MA) on titanium dioxide in aqueous and gaseous phases was studied. A simple batch glass reactor for aqueous PCO and an annular continuous flow reactor for the gas-phase PCO were used. Maximum aqueous PCO efficiency was achieved in alkaline media. Two mechanisms of aqueous PCO—decomposition to formate and ammonia, and oxidation of .

Modeling Transient Adsorption/Desorption Behavior in a Gas .

Modeling Transient Adsorption/Desorption Behavior in a Gas Phase Photocatalytic Fiber Reactor S. Denys [1], J. Van Walsem [1], [1] Sustainable Energy, Air & Water Technology, Department of Bioscience Engineering, University of Antwerp, Belgium

Gas-phase photocatalysis in μ-reactors | Request PDF

The reactor contains 1.95 g of TiO2 in contact with the air stream per liter of reactor volume and the illuminated catalyst surface area, in contact with the gas phase, per reactor volume was .