Renewable energy desalination plant for the treatment of a fluid includes: a treatment unit equipped with first and second reverse osmosis filtration devices for desalinating of a flow of fluid to be treated, the first and second devices being connected in parallel; first pump positioned upstream of the treatment unit; means for generating electrical energy from renewable energy to supply electricity to the first pump, a supply duct which is fluidically and separately connected with the inlet of the first device and with the inlet of the second device the treatment unit, to supply the two devices with the fluid to be treated, a shut-off/regulating valve which is positioned at the fluidic connection of said supply duct with the first device, an electronic control unit electronically connected to the shut-off/regulation valve; electronic sensors connected to the electronic control unit configured to detect irradiation and/or the intensity of electric current generated.

A method of filtering a large volume of a medium using a pre-sterilizable, at least partially automated single-use filtration device which includes an unfiltrate inlet, a filtrate outlet, a main line running between the unfiltrate inlet and the filtrate outlet, filter elements arranged in the main line, a venting line and sensors for detecting specific process parameters and regulating means for adjusting specific process parameters, wherein the sensors and regulating means are connected to an external monitoring and control system which is adapted for evaluating and processing sensor data and for piloting the regulating means based on one or more control algorithms, comprises the following process steps: a) filling the single-use filtration device with medium with low flow; b) venting the single-use filtration device through the venting line; c) closing the venting line; d) rinsing the single-use filtration device, in particular the filter elements; e) filtering the medium by means of the filter elements; f) re-rinsing with high flow; and g) closing the main line; wherein the process steps f) and g) are optional.

An automated single-use filtration device, in particular for large-volume filtration processes, comprises an unfiltrate inlet, one or more filter elements, a filtrate outlet and sensors for detecting specific process parameters and regulating mechanisms for adjusting specific process parameters. The sensors and regulating mechanisms are connected to an external monitoring and control system, which is adapted for evaluating and processing sensor data and for piloting the regulating mechanisms based on one or more control algorithms.

A water purification apparatus and method for optimizing efficiency of the water purification apparatus comprising a fluid circuit including a Reverse Osmosis, RO, unit (3), providing a permeate flow, and an electrically controlled deionization unit (4) downstream the RO unit (3) receiving at least part of the permeate flow. The method comprises obtaining (S1) a value indicative of power consumption by the electrically controlled deionization unit and determining (S2) whether the obtained value indicative of the power consumption meets at least one criterion. The method further comprises controlling recirculation of reject water produced by the water purification apparatus, based on a result of the determining (S2), in order to optimize efficiency of the water purification apparatus.

The present invention concerns an electronic safety system for a RO-device (RO) which is designed to be used with at least one dialysis device (D). The system comprises the RO-device (RO), which is designed for the production of ultrapure water and which is developed with a sensor unit (S) for collecting sensor data and whereby the RO-device (RO) comprises an electronic data interface (RO-S) in order to send the sensor data collected by the sensor unit (5); and it also comprises an analysis unit (AE) which is designed to analyse a water sample with regards to safety requirements and especially with regard to contamination and to generate result data whereby the analysis unit (AE) is also developed with a analysis interface (AE-S) in order to send the generated result data in electronic form; and a network (NW) for the data exchange between the medical-technical entities, especially between the RO-device (RO) and the analysis unit (AE).

The present disclosure relates to a water purification apparatus that comprises a reverse osmosis device, RO-device, producing a purified water flow and to a corresponding method. The proposed method comprises detecting at least one fluid property of purified water in the purified water path and regulating a flow rate of water in the recirculation path to fulfill one or more predetermined criteria of the purified water in the purified water path, based on the at least one detected fluid property. The present disclosure also relates to a computer program and a computer program product implementing the method.

To solve problems of frequent occurrence and great harm of membrane fouling during MBR wastewater treatment process, the invention proposes a membrane fouling intelligent early warning method to realize online and accurate early warning of membrane fouling. This early warning method achieves accurate prediction of water permeability by constructing soft-computing model based on recurrent fuzzy neural network. The intelligent early warning of membrane fouling is achieved by the comprehensive evaluation method, which solves the problem that membrane fouling is difficult to be early warning in the MBR wastewater treatment process, improves the pretreatment ability of membrane fouling, reduces the damage caused by membrane fouling, ensures the safe operation of MBR wastewater treatment process, and promotes efficient and stable operation of MBR wastewater treatment plant.

An automated modular filtration system, particularly for low volume tangential flow filtration processes, comprises a plurality of filtration modules formed as separate assemblies and at least one control unit for jointly controlling filtration processes of individual filtration units. Each filtration module contains at least one individual filtration unit for executing a filtration process independent of the other filtration units, first input ports for receiving a first type of fluids, second input ports for receiving a second type of fluids, and exit ports for outputting unused system fluids. First type fluids are process fluids are specific to the filtration processes executed in individual filtration units. Second type fluids are system fluids not specific to filtration processes executed in the individual filtration units. The second input and exit ports establish inter-module connections so system fluids can be forwarded from one filtration module to an adjacent filtration module of the filtration system.

A water purification apparatus and method for optimizing efficiency of the water purification apparatus comprising a fluid circuit including a Reverse Osmosis, RO, unit (3), providing a permeate flow, and an electrically controlled deionization unit (4) downstream the RO unit (3) receiving at least part of the permeate flow. The method comprises obtaining (S1) a value indicative of power consumption by the electrically controlled deionization unit and determining (S2) whether the obtained value indicative of the power consumption meets at least one criterion. The method further comprises controlling recirculation of reject water produced by the water purification apparatus, based on a result of the determining (S2), in order to optimize efficiency of the water purification apparatus.

Disclosed are a hybrid system and method of waste heat utilization-based photovoltaic power generation and seawater desalination, wherein a photovoltaic power generation unit includes a linear Fresnel lens, a beam-splitting cooling tube, a solar cell, and a heat collecting tube; a seawater supply unit includes a seawater storage tank and a pre-treatment storage tank; a heat storage and temperature control unit includes a phase-change heat reservoir and heat exchangers; an electrodialysis unit includes poles, an ion-selective membrane, a desalination chamber, a concentration chamber, pole chambers, a concentrated liquid storage tank and a desalinated liquid storage tank; and an electricity storage and control unit includes a battery pack and a circuit controller. Incident sunlight achieves photovoltaic power generation by a light condensation followed by beam splitting mode; nanoparticle doped seawater absorbs long-wavelength light and transmits short-wavelength light.