Abstract: A centrifugal separator includes a rotor arrangement and a drive arrangement. The centrifugal separator includes a generator for generating an electric current. The generator is configured for continuously generating a current during a full revolution of the rotor arrangement. The current is utilised for supplying electric current to a user of electric energy arranged in the rotor arrangement.

Abstract: The present invention relates to a centrifuge, in particular a laboratory centrifuge, comprising a rotor which is rotatably mounted in an interior of a rotor chamber and is designed to accommodate sample vessels, a drive motor to set the rotor in rotation, and a cooling device which is designed to dissipate heat from the interior of the rotor chamber via a coolant, the cooling device being designed to use an elastocaloric effect and having at least one cooling unit which comprises an elastocaloric material arranged between a counter block and a punch, the punch being designed to periodically apply a force to the elastocaloric material and then to let the elastocaloric material relax again, the cooling device being designed to transfer both heat from the elastocaloric material to the coolant and from the coolant to the elastocaloric material. The present invention also relates to a method for cooling an interior of a rotor chamber of such a centrifuge.

Abstract: A centrifuge rotor includes a rotor body having a base, a sidewall, and a top. The top defines an opening that provides access to an annulus cavity inside the rotor body. A cover is removably attachable to the rotor body to seal the annulus cavity. A drive hub extends from a portion of the base of the rotor body and couples to a drive shaft of a centrifuge motor. The rotor body is sized to receive one or more sample containers in the annulus cavity, and to constrain the one or more sample containers inside the annulus cavity between the base, the sidewall, and the top when the one or more containers are advanced radially against the sidewall.

Abstract: The invention relates to a centrifuge (10), having a drive shaft (12), a rotor (14), which is mounted on the drive shaft (12) and is axially removable in a removal direction (26), a quick closure (20), which operates between the rotor (14) and the drive shaft (12) and by means of which the rotor (14) can be fixed relative to the drive shaft (12) in the removal direction (26), a thrust bearing (44) connected to the drive shaft (12), a locking bearing (24) connected to the rotor (14), at least one blocking element (38), which, when activated, fixes the rotor (14) relative to the drive shaft (12) and operates between the locking bearing (24) of the rotor (14) and the thrust bearing (44) of the drive shaft (12). The pivot axis (38b) is aligned perpendicular to a straight line parallel to the drive shaft (12) and the blocking element (38) has a cardan shaft (38a), which is rotatable about the pivot axis (38b), and is connected to a bearing (40) via the cardan shaft (38a).

Abstract: An efficient, cost-effective, and efficacious technique for removing coal ash and other pollutants from waterways, ponds, marshes, holding tanks and other water sources and supplies. An apparatus comprising an open cage including electromagnets and/or permanent magnets and/or electrodes is supplied with electrical power to extract materials such as rare earth elements and/or heavy metals. The materials levitate to the surface, forming a slurry while leaving water substantially free of such materials.

Abstract: The present invention provides improved methods for purifying and/or removing multiply charged cations and suspended solids from water. In particular the process relates to an additive composition that has the appropriate surfactant characteristics for effectively removing multiply charged cations and suspended solids from an aqueous or oil/aqueous mixed phase via foam fractionation. According to the invention, a hydrophobically modified polymer that acts as an associative thickener is used in the presence of a source of alkalinity or anionic reactant as well as surfactant in appropriate ratios to facilitate multiply charged cation and suspended solids removal for water purification in any of a number of commercial, environmental and industrial applications.

Abstract: A UV/O3/H2O2 advanced oxidation reactor includes a water inlet pipe, a water outlet pipe, an ultraviolet reactor, an H2O2 adding device and an O3 adding device. The ultraviolet reactor has a plurality of ultraviolet lamps embedded therein, and the ultraviolet lamps are arranged at an angle with respect to partition plates. The water inlet pipe is connected to a water inlet in a lower portion of the ultraviolet reactor, and the water outlet pipe is connected to a water outlet in an upper portion of the ultraviolet reactor. The H2O2 adding device and the O3 adding device are arranged on a connecting pipe of the water inlet pipe. After raw water is pressurized, H2O2 is added into the raw water through the H2O2 adding device, then ozone is added in the raw water through a water injector, and finally the raw water enters the ultraviolet reactor.

Abstract: A UV reactor for disinfecting water and including a UV source printed circuit board assembly transfers heat to a heat sink in the form of a water facing thermal coupler. The UV source printed circuit board assembly may include a metal clad printed circuit board having a thermal contact region in thermal communication with the heat sink.

Abstract: A disinfection device for performing disinfection cycles of water from at least one water circuit of an apparatus, in particular a heating/cooling device. The disinfection device includes at least one disinfection circuit for passing through the water from the water circuit having at least one electrolysis cell designed as a flow-through cell for the in situ generation of oxidizing agents. The water circuit is connected to the disinfection circuit to form a common circuit. Electronics control the disinfection cycles. Power is supplied to the components of the provided disinfection circuits.

Abstract: A wash water processing apparatus of reusing wash water includes: a washing processing part washing a subject to be washed; a wash water accommodation part into which processed water used in a washing process in the washing processing part is once accommodated; a sterilization and purification unit causing, while acting with an ozone supply function, ozone water to be contained in the processed water flowing through the wash water accommodation part in a circular manner; and a filtration mechanism part configured to include a filter and an ion-exchange resin and sequentially filtrating the processed water to be reused as wash water in the washing processing part, as the ozone water is supplied as the processed water is mixed to dilute an ozone concentration in the wash water accommodation part. In a state where the ozone concentration is adjusted, the processed water is passed through the filter and the ion-exchange resin.

Abstract: A Lu2O3@ZnO nanocomposite includes Lu2O3 and ZnO. The nanocomposite can have an average diameter ranging from about 20 nm to about 25 nm. The nanocomposite can be used as a photocatalyst for photodegradation of organic dyes. In an embodiment, the organic dyes include textile wastewater dyes. In an embodiment, the textile wastewater dyes include methylene blue (MB).

Abstract: Automated systems to make target compounds from slide stainer waste streams inactive utilizing advanced oxidation processes are described herein. Advanced oxidation processes are promoted by UV irradiation and further accelerated by use of radical initiators, such as hydrogen peroxide. The automated systems further include mechanisms for segregating components of the waste streams.

Abstract: A rotor hub assembly for a centrifuge rotor includes a rotor hub including a head portion, an elongated shaft portion extending axially away from the head portion and a central bore extending through the head portion and the shaft portion. The head portion includes a plurality of balancing bores each configured to selectively receive at least one balancing weight for balancing the centrifuge rotor. A method for balancing a centrifuge rotor is also provided.

Abstract: A sample processing unit (SPU)-equipped drone for transporting and processing biological materials and method of using same is disclosed. In some embodiments, the presently disclosed SPU-equipped drone and method provide a drone equipped to carry an SPU and wherein the SPU may include a centrifuge arranged inside a temperature-controlled chamber and wherein the centrifuge may be used to process biological materials at the same time that the SPU-equipped drone is in flight. Further, a method of using the presently disclosed SPU-equipped drone for transporting and processing biological materials is provided.

Abstract: A frustro-conical chamber for separating particles in a fluidized bed for blood component or cell separation. The chamber is characterized by an injection-directing surface for directing inflowing fluid along a frustro-conical wall of the chamber. A dam adjacent the cell-injection port may be circumferentially disposed within the chamber and may have its maximum height adjacent an injection port, and the height may diminish away from the injection port. The injection directing surface may comprise a shelf extending into the interior of the chamber from the injection port, thereby impeding fluid flow in the direction of an outlet port.

Abstract: A sample holder for use in a centrifuge, the sample holder being generally planar and comprising: an aperture or recess for releasably retaining a sample storage member including a sample chamber adapted to contain a volume of liquid; a centre point around which the holder will rotate during use; and one or more calibration features, wherein the calibration feature(s) comprise one or more outer edges, which lie on the side of the or each calibration feature which is furthest from the centre point, and the one or more outer edges comprise a series of radially spaced-apart outer edge portions or positions which are spaced at different distances from the centre point as a function of angular position around the centre point.

Abstract: Damage caused by displacement of a rotating shaft is prevented with an acceleration sensor. A centrifuge according to the present invention includes a rotor, a driving source that rotates the rotor, a rotating shaft that links the rotor with the driving source, an acceleration sensor, and a control unit. The acceleration sensor outputs a value indicating acceleration in at least two different directions which are orthogonal to an axial direction of the rotating shaft. The control unit obtains a displacement conversion value corresponding to a value, which is obtained by dividing a value which is proportional to acceleration based on a value indicating acceleration and outputted by the acceleration sensor, by a value which is proportional to a square of an angular velocity of the rotor, and stops rotation of the rotor when the displacement conversion value satisfies a displacement determination criterion which is predetermined and indicates that displacement is large.

Abstract: A centrifugal degasser of an air-oil mixture of a turbine engine includes a hollow shaft extending along an X axis and a pinion for rotating the hollow shaft, and an annular chamber for centrifugal separation of the mixture. The chamber is arranged around the hollow shaft and forms a fluid passage area, an inlet of which is oriented axially for feeding the chamber with the mixture, and a first outlet of which is oriented radially inwards for the outlet of the de-oiled air separated from said mixture. The chamber also includes at least one second oil outlet oriented radially outwards and configured for discharging the oil separated from said mixture to the outside of the degasser. The chamber and the pinion form a single piece.

Abstract: A preparation method and an application of a tailings-based zeolite@carbon dots-titanium dioxide (CDs-TiO2) composite photocatalyst are provided, which relates to the field of solid waste utilization technologies. The preparation method includes performing an acidification treatment on tailings powder and then roasting to obtain modified tailings powder; adding the modified tailings powder and titanium dioxide into lye to obtain mixed suspension; stirring and aging the mixed suspension under ultraviolet irradiation to obtain an aged suspension, performing a hydrothermal reaction on the aged suspension to obtain a product, filtering, washing and drying the product to obtain the tailings-based zeolite@CDs-TiO2 composite photocatalyst.

Abstract: The present teachings provide a blood purification apparatus including a drain-liquid temporary chamber that stores drain liquid drained from a blood purifier that purifies blood of a patient, a first drain-liquid drain line through which the drain liquid flows into the drain-liquid temporary chamber, a second drain-liquid drain line through which the drain liquid stored in the drain-liquid temporary chamber is drained to an outside of the apparatus, a draining unit provided to the second drain-liquid drain line and that drains the drain liquid stored in the drain-liquid temporary chamber to the outside of the apparatus, a remaining-amount-detecting unit that detects an amount of drain liquid remaining in the drain-liquid temporary chamber, a judging unit that judges whether or not a reference remaining amount is reached by the drain liquid in the drain-liquid temporary chamber from a result of detection by the remaining-amount-detecting unit, and a control unit that controls the draining unit.