The invention discloses a multifunctional microfluidic detection chip. The detection chip comprises a chip body, on which a sample injection chamber, a sample quantitative chamber, a sample overflow chamber, a diluent storage chamber, a diluent quantitative chamber, a diluent overflow chamber, a quantitative mixing chamber, a reaction chamber and vent holes are disposed; a sample to be detected is injected into the sample injection chamber, and enters the sample quantitative chamber through a microfluidic channel, and the excess reaction sample enters the sample overflow chamber, a diluent in the diluent storage chamber enters the diluent quantitative chamber through a microfluidic channel, and the excess diluent enters the diluent overflow chamber; the reaction chamber includes one or more reaction cavities and a sample blank cavity; after the sample in the sample quantitative chamber is mixed with the diluent in the diluent quantitative chamber uniformly in the quantitative mixing chamber, mixed liquid enters the reaction cavities through microfluidic channels and reacts with a reaction reagent for detection, and enters the sample blank cavity at the same time as a sample blank for detection. The invention can effectively reduce the sample consumption, improve the accuracy of the detection results, and simultaneously detect multiple indicators.

A dilution device may include a first component and a second component. The first component may define a groove including an inlet portion and an outlet portion. The second component may define an inlet in fluid communication with the inlet portion of the first component and an outlet in fluid communication with the outlet portion of the first component. Relative rotation between the first component and the second component may cause relative movement between the outlet and the outlet portion that changes the effective length of the groove fluidly coupling the inlet and the outlet of the second component. The cross-sectional area of the groove may vary along a length of the groove to provide different flow characteristics depending on the effective length of the groove.

A beverage dispensing nozzle includes a housing having an upper end opposite a lower end, and an inlet at the upper end that is configured to be placed in communication with a source of a base liquid. The beverage dispensing nozzle further includes a chamber within the housing and in communication with the inlet. An aerator is in communication with the chamber, and the aerator includes a plate having apertures. A flavor inlet valve is in communication with a source of a flavoring and is arranged downstream of the aerator. The flavor inlet valve is configured to dispense the flavoring into the housing. The beverage dispensing nozzle additionally includes a nozzle tip arranged at the lower end of the housing.

An apparatus, system and method to capture water power from head or pressure is provided utilizing pipes, inlets and outlets. The apparatus comprises a central bore having an internal diameter suitable for a fluid flow, the fluid flow moves inside the central bore through the apparatus, and at least one outlet, the fluid flow exits the apparatus through the at least one outlet, optionally, a plurality of inlets for flowing additional fluid to the central bore mix the fluid flow with the additional fluid from the plurality of inlets. The apparatus can further mix the fluid though additional mixing devices and additional devices can be used to recapture energy such as, hydroelectric power from the fluid flow. A system and method to capture water energy from fluid flow is provided.

A lipid nanoparticles manufacturing chip includes a mixer unit for forming a mixed solution by mixing a first raw material containing an active ingredient and a second raw material containing a lipid, a dilution unit that is connected to the mixer unit and dilutes the mixed solution using a diluent solution to make a diluted mixed solution, and a concentration unit connected to the dilution unit and for obtaining a concentrated solution by concentrating lipid nanoparticles (LNP) from the diluted mixed solution.

A chemical liquid dilution system includes a first material offering device providing fluid, a second material offering device, and a mixing device. The second material offering device provides liquid. The mixing device includes a fluid mixer, a first connection port, a second connection port, and an output port. The fluid mixer has a fluid limiting channel with an interface communicating with the first connection port and another interface communicating with the second connection port and the output port. The first connection port is connected to the first material offering device. The second connection port is connected to the second material offering device. After the fluid passes through the first connection port and the fluid limiting channel, the fluid and liquid are mixed up to form a diluted chemical liquid, and the output port discharges the diluted chemical liquid. A chemical liquid dilution method is also disclosed.

A fluid dilution control system includes a processor and a plurality of sensors communicatively coupled to the processor. Each of the plurality of sensors is configured to sense a tracer component in a mixed solution of solution and motive fluid, where the tracer component is present in a pre-defined amount in the solution prior to being mixed with the motive fluid in the mixed solution. Each of the plurality of sensors senses a level of the tracer component present in the mixed solution and transmits the sensed information to the processor such that the processor compares the sensed level of each tracer component to a target level of a respective tracer component and causes a rate of dilution of one or more solutions containing the sensed tracer component to be adjusted to reach the target level of the respective tracer component.

An apparatus, system and method to capture water power from head or pressure is provided utilizing pipes, inlets and outlets. The apparatus comprises a central bore having an internal diameter suitable for a fluid flow, the fluid flow moves inside the central bore through the apparatus, and at least one outlet, the fluid flow exits the apparatus through the at least one outlet, optionally, a plurality of inlets for flowing additional fluid to the central bore mix the fluid flow with the additional fluid from the plurality of inlets. The apparatus can further mix the fluid though additional mixing devices and additional devices can be used to recapture energy such as, hydroelectric power from the fluid flow. The system and method can capture water energy from the fluid flow.

A cartridge and an associated beverage mixture dispensing system are disclosed. The cartridge is detachable from the associated beverage mixture dispensing system. The cartridge includes a casing and at least twenty ingredient reservoirs located within the casing and storing at least twenty respective ingredients. The cartridge also includes a dispensing interface for dispensing the at least twenty ingredients into the beverage mixture dispensing system. The at least twenty ingredient reservoirs include a first reservoir of a concentrated salt and a second reservoir of a concentrated food grade acid. The remaining ingredient reservoirs include additional concentrated ingredients. The beverage mixture dispensing system includes a solvent reservoir and a receiving interface for receiving the at least twenty ingredients from the cartridge. The beverage mixture dispensing system also includes a mixing area fluidly connected to the solvent reservoir and the at least twenty ingredient reservoirs.

A fluid mixing assembly includes a connecting cap, a three-way pipe and a connecting member; the connecting cap has a first connecting portion; the three-way pipe is connected to the connecting cap, and has a second connecting portion, an output portion and a cavity, wherein the second connecting portion, the output portion and the cavity communicate with each other; the connecting member is connected to the connecting cap, and has a pin-hole channel, wherein the pin-hole channel has a first end bore and a second end bore opposite to the first end bore, the first end bore communicates with the first connecting portion, and the second end bore communicates with the second connecting portion and the output portion.