Use of an electric field for the removal of droplets in a gaseous fluid

The invention provides the use, a method, and an apparatus to reduce and remove liquid droplets in air, such as fog, mist, or haze, although the invention in specific embodiments might also be used to reduce and remove liquid droplets from a spray or steam.The invention of the mist and/or air borne water or other liquid droplets catching and...

Method for the removal of a gaseous fluid and arrangement therefore

The invention provides a method for the removal of a gaseous fluid comprising (a) applying an electric field between a first electrode arranged to generate a corona discharge and a second electrode, comprising a haze-permeable electrically conductive sieve of a plurality of conductive strands, (b) atomizing a liquid to providing a liquid haze...

Ammonia removal from an aqueous solution and method for the production of a fertilizer material

The invention provides method for the removal of ammonia from air and converting the ammonia in a fertilizer material, comprising (a) contacting at least part of the air with an aqueous liquid, wherein the aqueous liquid is a solvent for ammonia, to provide an ammonia containing aqueous liquid,and(b) contacting the ammonia containing aqueous...

Method and apparatus for measuring particle size at low concentration

Described is an improved method for measuring the particle size of ultrasmall particles (111) which are suspended in a fluid. Laser light (121) is scattered by the particles, and the scattered light (122) is received by a light detector (131) which provides an electrical measuring signal (Sm) which is representative of the intensity of the...

Electro spraying of titania for nitrogen oxide abatement

The invention provides a method for the production of a titania coating (80) on a surface (101) of an object (100) comprising electro spraying a titanium comprising liquid (15) to the surface (101) of the object (100) to provide a titanium comprising layer (85); and heating thetitanium comprising layer (85) thus obtained to provide the titania...

System for and method of delivering sprayed particles

A particle delivery device for producing a spray of particles in an ambient gas at an ambient pressure includes a storage volume for a liquid substance; a nozzle having an inlet and an outlet, the nozzle inlet being coupled to the storage volume in fluid communication, and an electric supply for providing an electric field between the nozzle...

Method and device for detecting and identifying bio-aerosol particles in the air

In a method for detecting and identifying bioaerosol particles in the air, the bioaerosol particles in a particle stream are selected in an ATOFMS (aerosol time-of-flight mass spectrometer) by means of fluorescence techniques, and only the selected bioaerosol particles are ionized, for instance on the basis of MALDI (matrix-assisted laser...

Process and apparatus for producing coated particles

The invention is directed to a process and apparatus for preparing coated particles, in particular a process for preparing particles that are coated with small particles using electrospraying. The coated particles produced according to the present invention find use for instance as catalysts or as pharmaceuticals. According to the invention a...

Gas purification system

The invention provides a gas purification system (10) for agricultural application comprising an elongated gas channel (100) having a rectangular cross-section, a channel height (h1), and a longitudinal axis (1); a gas transport unit (200); and a corona discharge system (300), comprising a counter electrode (340) within the elongated gas channel...

Method for the removal of smut, fine dust and exhaust gas particles, particle catch arrangement for use in this method and use of the particle catch arrangement to generate a static electric field

This inventions provides a method for the removal of smut, fine dust and exhaust gas particles from polluted air comprising providing a particle catch arrangement with a charged surface, the particle catch arrangement being arranged to generate a static electric field, wherein the electric field is at least 0.2 kV/m. The invention further...

Method of the dosed application of a liquid onto a surface

The invention relates to a method of the dosed application of a liquid onto to selected portion of the surface of a substrate (A) by means of spraying under the influence of an electric current. According to the invention the liquid is fed at a flow rate between 0.01 pl/s and 1 ml/s to a distal tip ( 3 ) of a capillary ( 1 ) having an inside...