A method is provided for treating contaminated vapors in an area below a slab of a building such that the slab is located above a first layer of gravel and a second layer of soil. The method includes providing an ozone unit, a riser pipe, and tubing. An area below the slab where contaminated vapors need treated is first detected and then a hole is formed in the slab to define an injection location. The method also includes positioning the riser pipe in the hole at the injection location and coupling the tubing between the ozone unit and the riser pipe. The method further includes dispensing ozone from the ozone unit to flow through the tubing and the riser pipe to treat contaminated vapors in the area below the slab.

A ventilation system includes a line system which is designed to guide an air stream and to provide the air stream during normal operation via an outlet of the line system for supplying a space. The ventilation system includes a generating unit which is designed to produce reactive oxygen species during a cleaning operation and to feed the same to the air stream conducted in the line system. Also disclosed are methods for operating such a ventilation system and a generating unit for such a ventilation system.

The present disclosure generally relates to an ozone sanitizing system and method. In one embodiment, a system for sanitizing various objects using ozone gas is disclosed. The system comprises an ozone generating device configured generate ozone gas for sanitizing one or more objects, and a vessel configured to couple with the ozone generating device for receiving the ozone gas to sanitize the one or more objects stored inside the vessel during an ozone sanitizing cycle. The system is configured to recirculate at least a gas mixture generated during the ozone sanitizing cycle to increase an ozone concentration inside the vessel.

A method for monitoring ozone generation in an oxygen containing gas within a chamber in an ozone generator in which ozone is generated comprising: sensing with a sensor a parameter within the chamber with time; wherein the parameter is selected from the group consisting of sound and electromagnetic radiation and estimating an amount of ozone generated with time as a function of the parameter sensed by the sensor.

The power supply unit for an ozone generating system generally has a pulsed current generator generating current pulses to be supplied to an ozone generator; and a computer adapted for obtaining an ozone yield based on a first amount of ozone to be generated by the current pulses during a first period of time and on a first amount of electricity consumed by the power supply unit during the first period of time; modifying an amplitude of the current pulses based on the ozone yield; obtaining an ozone production rate based on a second amount of ozone generated during a second given period of time; adjusting a frequency of the current pulses based on the ozone production rate; and wherein said steps are executed iteratively to enhance the ozone yield while meeting the ozone production rate.

The present invention disclosure relates to an ozone generator control system and related methods. An ozone generation system comprises a gaseous ozone module and an aqueous ozone module. Production of ozone and supply to points-of-use is controlled by a controller that is configured to receive signals, calculate demand, and control operational parameters of the ozone generation system.

The present disclosure generally relates to an ozone sanitizing system and method. In one embodiment, a system for sanitizing various objects using ozone gas is disclosed. The system comprises an ozone generating device configured to generate ozone gas for sanitizing one or more objects, and a vessel configured to couple with the ozone generating device for receiving the ozone gas to sanitize the one or more objects stored inside the vessel during an ozone sanitizing cycle. The system is configured to recirculate at least a gas mixture generated during the ozone sanitizing cycle to increase an ozone concentration inside the vessel.

Ozone generating machine (OGM) for generating ozone in a ship, comprising: an ozone generator with at least two electrodes separated by an ozonizing gap and at least a gas inlet for receiving a feed gas containing dioxygen, and a gas outlet for exhausting gas comprising ozone to an ozone circuit of the ship, a main liquid cooling circuit (CWP, CWT), with at least a cooling portion in the ozone generator, to be connected with a cooling circuit of a ship, a liquid-liquid heat exchanger (LLHEX) connected with the main liquid cooling circuit (CWP, CWT), and an electrical closed cabinet (ECB) comprising an electric current converter (ECV),
characterized in that the ozone generating machine (OGM) further comprises a closed loop cooling liquid circuit (CLC) comprising a converter liquid cooling portion (CECV) arranged to cool the electric current converter (ECV) and connected with the liquid-liquid heat exchanger (LLHEX).

An ozone generation system which is adaptable for supplying ozone to different medium and small application processes. The system has a source of feed gas, a corona discharge cell receiving the feed gas from the feed gas source and generating ozone for the application process, a flow controller measuring and managing the flow of the feed gas from the feed gas source to the corona discharge cell; and a regulator receiving gas from the corona discharge cell and sending the gas to the application process. The regulator maintains pressure in the corona discharge cell independent of the application process pressure.

Method for producing ozone in an ozone generating machine, comprising the steps of: supplying feed gas containing dioxygen at a gas inlet (O2IN) of an ozone generator (OzG), at a given feed gas flow and feed gas pressure, supplying an alternating electric current so as to create electric discharges to generate a given amount of ozone at a gas outlet (O3OUT) of the ozone generator (OzG), adjusting electric current power and at least one of a plurality of process parameters comprising, characterized in that the method comprises, during ozone production, the steps of: monitoring electric power and said at least one parameter of the plurality of process parameters, adjusting the feed gas pressure in response to the adjustment of the electric current power and said at least one process parameter.