Abstract: A water heating and treatment system includes a water heater, a hot water outflow line from the water heater, and a cold water supply line to supply water to the water heater. The cold water supply line includes at least one of an anti-scale device, and a UV sanitation lamp. A mixing station supplies a temperature regulated heated water to one or multiple temperature zones. A mixing station supplies heated water to at least a first temperature zone at a first hot water temperature. The water heater, the anti-scale device, the UV sanitation lamp and the mixing station are contained in a single enclosure having at least one sliding transparent wall through which components can be viewed. A plurality of pipe connections passing through a rear panel of said single enclosure are also described.

Abstract: A water heating and treatment system with UV lamp water treatment sanitation for suppression of pathogens and undesired bacterial content in a domestic water system includes a water heater, and a cold water supply line to supply water to the water heater. The cold water supply line includes a UV sanitation lamp. A single or multiple temperature regulating mixing station supplies a temperature regulated heated water to one or multiple temperature zones. A water heater controller causes an activation of the water heater sanitation loop and a water temperature of the water heater to increase momentarily to a sanitization temperature above 151° F. (66° C.) for one or more periods of at least two minutes in a sanitation loop mode. A method for treating hot water to suppress pathogens including undesired bacterial content in a domestic water system is also described.

Abstract: A water heating and treatment system with UV lamp water treatment sanitation for suppression of pathogens and undesired bacterial content in a domestic hot water system includes a water heater, and a cold water supply line to supply water to the water heater. The cold water supply line includes a UV sanitation lamp. A single or multiple temperature regulating mixing station supplies a temperature regulated heated water to one or multiple temperature zones. A three-way return water diverter valve provides a portion of a re-circulated hot water from a hot water recirculation line including a temperature sensor to the single or multiple temperature regulating mixing station and a remaining portion of the re-circulated hot water to the drain. A method for treating hot water to suppress pathogens and undesired bacterial content in a domestic hot water system is also described.

Abstract: According to one embodiment, there is provided a chemical solution supply system including: a tank configured to store a chemical solution; a first pipe connected to the tank and configured to provide the chemical solution; a first filter unit connected to the first pipe and having a first filter configured to filter the chemical solution; a second pipe connected to the first filter unit and configured to provide the chemical solution filtered by the first filter; and a detector connected to the first pipe and configured to detect foreign matter in the chemical solution in the first pipe.

Abstract: A water heating and treatment system includes a water heater, a hot water outflow line from the water heater, and a cold water supply line to supply water to the water heater. The cold water supply line includes at least one of an anti-scale device, and a UV sanitation lamp. A mixing station supplies a temperature regulated heated water to one or multiple temperature zones. The water heater, the anti-scale device, the UV sanitation lamp, and the mixing station are contained in a single enclosure having at least one transparent wall through which components can be viewed. A method for treating hot water to suppress pathogens and undesired bacterial content in a domestic water system is also described.

Abstract: An interface device between a hemodialysis machine and venous and arterial tubes includes: a first port adapted to be connected to an output port of the hemodialysis machine and a venous port to inject blood into the venous tube. The interface device includes a second port adapted to be connected to an input port of the hemodialysis machine and an arterial port for receiving blood from the patient from the arterial tube. The interface device is further adapted to selectively allow or prohibit the passage of blood between the first and second ports and the venous and arterial ports respectively.

Abstract: A water treatment apparatus management system which manages a household water treatment apparatus located at or near a place of water use, and treats water before treatment with at least one type of filter to produce treated water for the place of water use. The system includes: a filter information storage unit storing information regarding an in-service filter used in the household water treatment apparatus; an information receiver receiving information regarding performance change of the in-service filter from the household water treatment apparatus; and a water type estimation means that estimates a water type of the water before treatment based on the information regarding performance change and the information regarding the in-service filter. The information regarding the in-service filter includes reference information of performance change of the same or the same type of filter as the in-service filter for each of plural types of reference water before treatment.

Abstract: A method for continuously washing packed red blood cells includes (1) transferring, at a first flow rate, packed red blood cells from a container to a separation device and (2) transferring, at the same time as the packed red blood cells, wash solution from a container to the separation device. The wash solution may be transferred at a second flow rate that is greater than the first flow rate. The wash solution mixes with the packed red blood cells within the inlet line of the separation device and dilutes/washes the packed red blood cells. The separation device separates the red blood cells from the wash solution and a supernatant. The method may then monitor the volume of washed red blood cells within the separation device and begin to extract the washed red blood cells into a red blood cell product container when a target volume is collected within the separation device.

Abstract: A water output device is provided. The water output device comprises a housing mechanism; a water purification mechanism, which comprises a water purifier located within the housing mechanism; a refrigeration mechanism, which comprises a compressor located within the housing mechanism; a tank assembly, which comprises a first tank mechanism configured for providing hot water, and second tank mechanism configured for providing ice water and soda water; the first tank mechanism comprises a hot water tank in communication with the water purifier; the second tank mechanism comprises a ice water tank in communication with the water purifier, a soda water tank located within the ice water tank, a water pump in communication with the ice water tank and the soda water tank respectively, and a cooling pipe spirally extended into the ice water tank.

Abstract: Graphical user interfaces for use with extracorporeal blood treatment systems may include a plurality of displayable settings cards. The plurality of settings cards may be grouped or arranged into a card set and a plurality of card subsets. Each of the card set and the plurality of card subsets may be displayable as a stack of settings cards with at least one settings card presented at the forefront of the stack to a user. Further, each settings card of the plurality of settings cards may also be displayed by itself.

Abstract: A water heating and treatment system with UV lamp and anti-scale water treatment sanitation for suppression of pathogens including undesired bacterial content in a domestic water system includes a water heater. A cold water supply line to supply water to the water heater includes an anti-scale device, and a UV sanitation lamp. A water heater sanitation loop includes a sanitation loop pump to circulate hot water within the water heater. The water heater controller causes an activation of the water heater sanitation loop and a water temperature of the water heater to increase momentarily to a sanitization temperature above 151° F. for one or more periods of at least two minutes in a sanitation loop mode. A method for treating hot water to suppress pathogens including undesired bacterial content in a domestic water system is also described.

Abstract: A well testing apparatus includes tank manifold skids connected to tanks, a pump manifold skid, and a control system. Each tank manifold skid includes first pipework, second pipework, and valves. The first pipework of each tank manifold skid cooperates with the first pipework of another tank manifold skid to enable fluid communication between the tank manifold skids. The second pipework of each tank manifold skid enables fluid communication between the first pipework and a connected tank, while the valves can control flow through the second pipework to the tank. The pump manifold skid is coupled to the tank manifold skids and includes fluid manifolds, pumps, and valves. The control system includes a control unit for remotely actuating the valves to selectively control fluid flow from a separator to the tanks via the pump manifold skid and the tank manifold skids. Additional systems, methods, and devices are also disclosed.

Abstract: A method for predicting a discharge level of an effluent from decentralized sewage treatment facilities, the method including: measuring the conductivity of an influent, the conductivity and suspended solids concentration of an effluent of a plurality of decentralized sewage treatment facilities; repeatedly measuring a pH, a concentration of COD, a concentration of ammonia nitrogen, the concentration of total phosphorus of the effluent of each of the plurality of decentralized sewage treatment facilities; calculating average values of the pH, the concentration of COD, the concentration of ammonia nitrogen, the concentration of total phosphorus; comparing the average values with a local sewage discharge standard, and determining a discharge level of the effluent; constructing a predictive model; and sampling an influent and an effluent of a sewage treatment facility, measuring the conductivity of an influent, the conductivity and suspended solids concentration of the effluent, inputting the obtained data to th

Abstract: The microfluidic chip can comprise at least one multichamber flow assembly that can comprise a plurality of microchannels. The plurality of microchannels can comprise a first microchannel that includes: a first inlet; a first outlet; and a first chamber fluidly connected to the first inlet and the first outlet. The plurality of microchannels can comprise a second microchannel that includes: a second inlet; a second outlet; and a second chamber fluidly connected to the second inlet and the second outlet. The multichamber flow assembly can comprise a porous biocompatible membrane oriented along a longitudinal interface between the first microchannel and the second microchannel, wherein the porous biocompatible membrane is permeable for movement of biomolecules from the first chamber to the second chamber through the porous biocompatible membrane.

Abstract: A method and system for buoyant separation of a target constituent of a sample, the method comprising: at a process chamber, combining a volume of substrates having a first density with the sample, thereby producing a population of target-bound complexes comprising the target constituent bound to at least a portion of the volume of substrates; within the process chamber, physically separating the population of target-bound complexes from the sample based upon interaction between the volume of substrates and an applied force; aggregating the population of target-bound complexes at a collection region of the process chamber; extracting the population of target-bound complexes from the process chamber; and processing the target constituent from the population of target-bound complexes for further analysis.

Abstract: An electronic newsletter distribution system useful in association with a water agency management platform provides information exchange for administering groundwater extraction rights in one or more trading-zones. The platform matches offers to trade utilization of groundwater extraction rights (GWRs), and intermediates transfers of the matched GWRs based one or more transfer rules. The system also facilitates trading of “sell order” and “buy order” in response to the water pricing and water offering information.

Abstract: A system for recirculating a portion of a liquid fraction of multiphase production fluid to a pump for enhanced functionality thereof. The system includes a splitter assembly that obtains the multiphase production fluid from the pump. The splitter assembly utilizes multiple internal chambers to separate gas and liquid fractions of the fluid. A portion of the liquid fraction may then be recirculated back to the pump as indicated whereas the remainder of the liquid fraction may be recombined with the gas fraction for production.

Abstract: Systems and methods are provided for optimally determining sensor or infrastructure placement in a fluid network, for determining an anomaly of interest in the fluid network, and for determining sensor coverage in a fluid network, which are based on a model of the fluid network represented by a directed graph.

Abstract: A polishing method of polishing a substrate while preventing coarse particles from being discharged onto a polishing pad is disclosed. In this polishing method, a substrate is brought into sliding contact with a polishing pad while a polishing liquid, which has passed through a filter, is supplied onto the polishing pad. The polishing method includes: passing the polishing liquid through the filter while increasing a physical quantity of the polishing liquid until the physical quantity reaches a predetermined set value, the physical quantity being one of flow rate and pressure of the polishing liquid; and polishing the substrate W on the polishing pad while supplying the polishing liquid that has passed through the filter onto the polishing pad.

Abstract: Provided is a process, including: receiving, via the network interface, from a remote user device, a command to change a state of the fluid-handling device to a target state; translating the received command into a translated command operative to cause a local controller of the fluid-handling device to drive the fluid-handling equipment to the target state, the local controller being responsive to the command and feedback from the fluid-handling device indicative of whether the fluid-handling device is in the target state; and sending the translated command to the local controller.

Abstract: Methods and systems for modeling the efficiency of fluid transfer between a wellbore and containers during a displacement operation. In one embodiment, the methods and systems may include providing a fluid transfer model based on constraints determined from data obtained from a wellbore servicing system, wherein the fluid transfer model comprises expected properties of the wellbore servicing system at one or more intervals during a fluid displacement operation, selecting containers for transferring a wellbore servicing fluid to a wellbore based on the expected properties, selecting containers for transferring a return fluid from the wellbore based on the expected properties, determining actual properties of the wellbore servicing system from data obtained from the wellbore servicing system, comparing the expected properties and the actual properties, and if the expected properties are different from the actual properties, modifying at least one of the expected properties of the wellbore servicing system.

Abstract: A system includes a learning network having a signal processor configured to: receive learned signaling containing information about representative samples of conditions related to operating states of a hydrocyclone and characterized as learned samples of each condition when the learning network is trained, and raw signaling containing information about raw samples containing information about the current operation of the hydrocyclone; and determine corresponding signaling containing information about an operating state of the current operation of the hydrocyclone based upon a comparison of the learned signaling and the raw signaling.

Abstract: The present invention discloses a method for preparing a simultaneous nitrogen and phosphorus removal lightweight material and the use thereof, and belongs to the technical field of environmental functional materials and sewage treatment. In the present invention, sulfur and an iron-based component are thoroughly melted and dispersed to obtain a molten mixture, where the iron-based component is a mixture of iron sulfides with carbonates of calcium and magnesium; and the above molten mixture is subjected to a foaming treatment to form the simultaneous nitrogen and phosphorus removal lightweight material. The simultaneous nitrogen and phosphorus removal lightweight material of the present invention has characteristics of high porosity, a large specific surface area, a light weight, and a high reaction activity.

Abstract: Methods are provided for treatment of kerosene/jet fuel boiling range fractions, such as previously qualified jet fuel fractions, to allow blending of the kerosene/jet fuel boiling range fractions to produce a jet fuel boiling range blend having a breakpoint that is equal to or greater than the breakpoint of at least one of the kerosene jet fuel boiling range fractions used to form the blend. The breakpoint of the jet fuel boiling range blend can be maintained by treating at least one of the component fractions of the blend and/or by treating the blend to reduce a nitrogen content. The reduced nitrogen content can correspond to a reduced content of total nitrogen and/or a reduced content of unexpected nitrogen compounds.

Abstract: A plasmapheresis system and a method for operating a plasmapheresis system are provided by which the volume/weight of anticoagulated plasma that is collected is optimized. In one example, a nomogram is provided that utilizes the donor's hematocrit to calculate the volume/weight of raw plasma within a plasma product having the maximum volume permitted by the FDA nomogram. In a plasmapheresis procedure having multiple collection phases followed by a reinfusion cycle in which concentrated red blood cells are returned to the donor, the volume of plasma product to be collected is calculated prior to the start of each collection cycle to account for the donor's increasing hematocrit, thus resulting in a greater total volume of plasma product to be collected during the plasmapheresis procedure.

Abstract: The disclosure generally relates to methods and apparatus for the efficient quantitative recovery of valuable biological fluids from filtration systems, more particularly to efficient quantitative recovery of valuable biological fluids from high precision separation systems suitable for use in the pharmaceutical and biotechnology industries.

Abstract: The present invention relates to a sorbent manifold and related systems and methods having a plurality of passageways fluidly connectable to one or more valves and one or more sensors and components for use in a sorbent dialysis system. The sorbent manifold can control the one or more valves to direct fluid to either pass through a sorbent cartridge or bypass the sorbent cartridge based on measurements obtained from sensors.

Abstract: A multi-objective optimization method for groundwater pollution monitoring network, which mainly includes four steps: groundwater numerical value simulation, groundwater vulnerability assessment, the establishment of the monitoring network optimization model, and the solving of the optimization model. The core of the method is to establish a multi-objective optimization model aimed at establishing the least monitoring wells, monitoring the maximum pollutant concentration, and monitoring the maximum regional vulnerability value. Solving the optimization model by the algorithm and considering the relationship between the quality error and the number of monitoring wells comprehensively to determine the well number and location of the monitoring network.

Abstract: A self-cleaning, automated apparatus with a filter for fluids includes a nozzle unit assembly that has a first tube inside a second tube. Each of the tubes has a different pattern of one or more slots or holes. One tube rotates while the other is fixed, so that part of the pattern of one coincides with the other at times, resulting in a jet of cleaning fluid that removes debris from a filter. The filter is rotated so the jet can reach all parts to be cleaned. The pattern of the rotating tube may approximate a helix and the pattern of the fixed tube may approximate a line.

Abstract: There is described an on-line device for controlling a fluid treatment process configured to inactivate a microorganism in a flow of fluid using ultraviolet radiation and a chemical disinfectant. The device includes: a memory for receiving a calculated database of dose response for the ultraviolet radiation and for the chemical disinfectant for a fluid treatment parameter; means to obtain input data about the fluid treatment parameter from the process; means to compare the input data with calculated database; and means to adjust one or more of the amount ultraviolet radiation and the chemical disinfectant added to the flow fluid in response to a difference between the input data and calculated database. There is also described a process for controlling a fluid treatment process configured to inactivate a microorganism in a flow of fluid using ultraviolet radiation and a chemical disinfectant.

Abstract: Extracorporeal blood treatment systems and methods to display graphical user interfaces displaying a plurality of fluids areas, each including a flow rate, and displaying adjustment notifications proximate one or more fluid areas. For example, when a user adjusts a flow rate to a limit, one or more notifications may be displayed proximate other flow rates that may be adjusted to modify the limit.

Abstract: Various embodiments of the invention relate to a controllable water treatment system, and more particularly, to systems, devices and methods of generating purified water with options of waste recycling and filter membrane rinse protection. The controllable water treatment system comprises a water intake tank, a pretreatment stage, a treatment stage and a purified water storage tank. Water waste output from the treatment stage may be drained or fed back into the water intake tank for recycling. Furthermore, the controllable water treatment system features rinse protection for filter membranes in the treatment stage. Before the system stop operation, water from the purified water storage tank is fed back into the filter stage to rinse the membranes for further protection. Such an application improves the lifespan of the membranes and thus the utility of the controllable water treatment system.

Abstract: A cassette holder includes an actuator assembly and a cassette plate. The actuator assembly includes an actuator (e.g., a valve actuator or a sensing actuator) and a shaft, with the shaft including a head, a base, and a perimeter groove defined between the head and the base. The cassette plate includes an opening aligned with the actuator and a keyhole at least partially aligned with the shaft. The keyhole is associated with a channel of the cassette plate, which is configured to receive at least a portion of a lever. The lever is movable between a locked position (in which the lever is primarily positioned within the channel) preventing removal of the shaft from the keyhole and an unlocked position (in which the lever is primarily positioned outside of the channel) allowing for removal of the shaft from the keyhole.

Abstract: A method for controlling treatment of an industrial water system is disclosed. The method comprises the steps of providing an apparatus for controlling delivery of at least one treatment chemical, the apparatus comprising at least one sensor and an electronic input/output device carrying out a protocol; measuring a parameter of the industrial water system using the at least one sensor; relaying the measured parameter to the electronic device; adjusting the protocol based on the measured parameter; delivering a concentrated treatment chemical into a stream of the industrial water system according to the adjusted protocol, the concentrated treatment chemical comprising an active ingredient, the active ingredient traced as necessary, the active ingredient having a concentration; repeating the measuring, the adjusting, and the delivering; and optionally repeating the steps for n-number of parameters, n-number of active ingredients, and/or n-number of concentrated treatment chemicals.

Abstract: A method for processing water and a control apparatus are provided. According to the method, a processor in communication with an apparatus for processing water may determine a water usage amount for an object; determine water usage time for the object; calculate time required for water preparation according to the water usage amount, a water preparation speed of the apparatus for processing water and a current amount of residual water; and determine time of starting water preparation according to the time required for water preparation and the water usage time.

Abstract: An apparatus for extracorporeal treatment of blood including a filtration unit, a blood withdrawal line, a blood return line, an effluent fluid line, a dilution fluid line connected to the blood withdrawal line, and a dialysis fluid line. Pumps act on the fluid lines for regulating the flow of fluid. A control unit sets initial values for a fluid flow rate(s) through the lines and periodically executes a flow rate update procedure to adjust the fluid flow rate(s) to deliver a set dose (Dset) in a reference time interval.

Abstract: This disclosure relates to an automated and comprehensive communications and monitoring platform that enables conditions to be monitored at one or more sites, and which includes a set of tools for preventing, mitigating and/or remediating occurrences of unfavorable conditions, such as hazardous biological/chemical conditions or device failures at the sites. Historical data aggregated by the platform is utilized to predict occurrences of hazardous or unfavorable conditions. Automated remediation actions are triggered to cure or prevent the occurrences of the hazardous or unfavorable conditions.

Abstract: The invention provides a method for the continuous, microbe-reduced production and/or processing of a biopharmaceutical, biological macromolecular product from a heterogeneous cell culture-fluid mixture, comprising the steps of: (a) providing a particle-free fluid from a heterogeneous cell culture-fluid mixture containing the product, in the form of a product stream, (b) at least one filtration, providing a filtrate, (c) at least two chromatography steps for purifying the product, (d) at least one virus depletion, (e) at least one ultrafiltration and/or at least one diafiltration of the product stream of steps (b), (c) and/or (d), characterized in that the at least two chromatography steps from (c) comprise a purification via at least two chromatography columns and/or membrane adsorbers in each case and that the process is carried out in a closed and modular manner The invention further provides a corresponding modular system for carrying out said method.

Abstract: The disclosed technology relates to methods of inhibiting corrosion in reaction chambers configured for hydrothermal reaction of feeds containing a heteroatom. An embodiment of such a method comprises providing a feed stream comprising a phosphorus-containing material, an alkali metal compound, water, and a corrosion-inhibitor. The embodiment additionally includes introducing the feed stream and oxidant into a reactor chamber and oxidizing the phosphorus-containing material at an oxidation temperature greater than about 374° C. and an oxidation pressure exceeding about 25 bar, wherein the reactor chamber has inner surfaces comprising a material that corrodes when in contact with a phosphorus compound within the reactor. The embodiment additionally includes selectively reacting the corrosion-inhibitor with phosphorus within the reactor, thereby precipitating in the reactor chamber a phosphorus-containing solid inorganic compound.

Abstract: An in-situ chemical oxidation high pressure injection optimization remediation method for soil and groundwater. A field test determines the diffusion radius of the injection agent in a typical formation, the maximum single-hole grouting amount per linear meter and the injectability parameter. Density-increased supplementary investigation, soil and groundwater data analysis, is divided by spatial distribution into four concentration main partitions, eight concentration sub-partitions. By optimizing the single-hole grouting amount per linear meter, the preparation concentration of the oxidant, and the parameters of the formulation of each partition, the optimization of the dosing ratio of remediation agent of each partition is achieved. The specific construction performance is to adjust the lifting speed of the high pressure injection drill pipe during the injection process for finally achieve the purpose of reducing the dosing ratio parameters of the agent in the remediation plot.

Abstract: A ballast water treatment device includes an oxidant supply amount control device in which a storage unit stores a relationship between an absorbance of a raw water for a ballast and a dissolved organic carbon concentration thereof and another relationship between the dissolved concentration and a residual oxidant concentration required after a predetermined time from an oxidant supply, to kill organisms and to suppress their regrowth in the ballast. A calculation unit derives the required residual oxidant concentration corresponding to the absorbance measured by a meter by referring to the relationships and calculates a target oxidant supply amount using the required residual oxidant concentration. For the target, a control unit controls an oxidant supply device.

Abstract: The invention relates to a method of operating a pressurized wastewater-drainage system (1) having interconnected line sections (SA1 . . . SA9) for conducting wastewater to a transfer station (10) and a plurality of pump stations (2) connected to the line sections (SA1 . . . SA9) for collecting the wastewater, wherein at least a portion of the pump stations (2) transmits at least status information indicating its respective pump standby status to a central controller (3), wherein a group is formed from the set of pump stations (2) that are in pump standby in relation to one of the line sections (SA1 . . . SA9) such that the number of pump stations (2) of the group corresponds at least to a minimum number (p_min) of pump stations (2) associated with this line section (SA1 . . . SA9), and the pump station (2) or pump stations (2) of the group are then activated simultaneously by the central controller (3).

Abstract: A physically disabled patient support unit includes functional underwear, a silicone casing shell, tapered duct, ring, slide, inclined waste pump, waste storage, moving step, waste transfer station, safety belt with apparatus and multi-stage apparatus parts. The support unit provides for the transfer of urine and fecal waste of bedridden physically disabled patients to sewerage without touching. The support also has a very simple and practical use due to its various positions.

Abstract: Some embodiments provide a chemical balancing system for a pool that includes a salt chlorine generator system. The salt chlorine generator system produces chlorine through an electrolytic process at a salt chlorine generator cell in communication with a flow of water from the pool. A pH monitoring and balancing unit is coupled to the salt chlorine generator system. A power cord connects a power supply to the salt chlorine generator. A controller is in communication with both the salt chlorine generator system and the pH monitoring and balancing unit. The controller is configured to estimate a current pH value of the pool, determine how much pH balancing solution is required to re-balance the pool to a desired pH level, and dispense pH balancing solution until the pH level in the pool reaches the desired pH level.

Abstract: A dialysis system, comprising: a dialysis machine; an authentication component configured to determine that a source of a voice command received by the dialysis system is an authorized user of the dialysis system; and a processor configured to carry out a function determined based on the voice command.

Abstract: The invention relates to a method for the autonomous generation of safe self-limiting concentrations of chlorine dioxide for the treatment of process water. The method comprises a system that is self-limiting such that variations in water flow-rate and/or feed-rate of chlorite donor does not allow for increased concentrations of chlorine dioxide. The effluent concentration from the system does not exceed 3000 ppm thereby providing a means of generating chlorine dioxide for use where remote applications and/or where unskilled personnel are involved.

Abstract: An ice maker comprising a refrigeration system, a water system, and a control system. The control system includes a controller comprising a processor and a water level sensor. The water level sensor is adapted to externally sense a capacitance corresponding to a sump water level. The controller is adapted to control the operation of the refrigeration system and the operation of the water system based upon the sump water level and to detect one or more failure modes of the water system based upon the sump water level.

Abstract: A technique facilitates evaluation of a fluid, such as a fluid produced from a well. The technique utilizes a modular and mobile system for testing flows of fluid which may comprise mixtures of constituents. A modular flow meter system comprises a plurality of modules which each have a multiphase flow meter coupled into a flow circuit. The flow circuits of the plurality of modules are selectively connectable to each other via flow connectors. Additionally, portions of the flow circuits may be selectively opened and closed to enable controlled routing of the fluid being tested through the desired multiphase flow meter or meters.

Abstract: According to at least one example embodiment, a system of monitoring blood leaks during hemodialysis therapy includes a wetness sensing device and a hemodialysis machine. The wetness sensing device is configured to transmit information wirelessly, the information being indicative of an absence of a liquid or a presence of a liquid. The hemodialysis machine includes, or is coupled to, a wireless receiver having two or more antennas. Signals received at the two or more antennas are decoded at the wireless receiver. If decoded signals indicate a detected wetness, the hemodialysis machine is caused to halt blood flow in and out of the machine and generate an alarm.

Abstract: Disclosed herein is a refrigerator and a control method thereof. The refrigerator includes a purified water tank to store water, a flow sensor to detect an amount of water supplied to the purified water tank, a purified water supply valve to open/close a purified water supply flow path to guide water stored in the purified water tank to the carbonated water tank, a carbonated water discharge valve to open/close a carbonated water discharge flow path to guide the carbonated water to the outside of the refrigerator, and a controller to detect a position where water leakage occurs by sequentially opening the purified water supply valve and the carbonated water discharge valve in a water leakage mode.