42results about How to "Efficient dilution" patented technology

Disclosed are hand-held scrubbing devices of the type having a replaceable pad. These devices have a handle which is extruded and extremely flexible. The pads are multi-layer and may be pre-impregnated with a cleaner concentrate. A shipping/docking container for use therewith is also disclosed which has the capability of reducing its overall size once the product has reached the consumer.

A method of droplet manipulation utilizing a droplet manipulation device includes activating elements of the device to bring a first droplet into proximity of a second droplet, controlling the elements of the device to alter the shape of at least one of the first and second droplets, and further controlling the elements of the device to move at least one of the first or second droplets until the droplets are in contact about an aggregate area. The elements are controlled in a manner so as to control the area of contact and the degree of mixing of the fluid between the first and second droplets. The method may be employed to move particles of a particulate suspension from the first droplet to the second droplet. The droplet manipulation device may be an electrowetting on dielectric (EWOD) device, which includes shaping electrodes activated to shape droplets, and a bridging electrode activated to join the droplets to transfer fluid between the shaped droplets

The present invention discloses a novel apparatus and methods for augmenting the power of a gas turbine engine, improving gas turbine engine operation, and reducing the response time necessary to meet changing demands of a power plant. Improvements in power augmentation and engine operation include additional heated compressed air injection from a power augmentation system and a motor-generator in selective operation with the power augmentation system.

The invention provides a scalable multiple-proportion dilution microfluidic chip. The microfluidic chip is composed of a cover sheet and a substrate, the upper layer is the cover sheet provided with asquare wave micro flow channel network structure, the lower layer is the flat substrate, and the upper-layer cover sheet and the lower-layer substrate form a closed micro flow channel network throughbonding; two sample inlets and N sample outlets located in both ends of the micro flow channel are connected with soft guide pipes outside, wherein N is an integer >= 1, and N outlets represent a dilution level of a liquid sample to be diluted; a reagent sample to be diluted and a diluent in a micro-syringe are added into the sample inlets through a micro injection pump under a constant positivepressure, respectively, and the soft guide pipes at the sample outlets are connected with a collection device of a sample after multiple-proportion dilution to form the microfluidic chip; each sampleinlet is provided with one filter tank, and the interior of each filter tank is provided with a row of same rectangular stop blocks with a certain interval; each-level dilution module is composed of amixed flow channel and a connecting flow channel, and lengths of the mixed flow channel and the connecting channel are fixed; and rectangular baffles arranged in a staggered manner are arranged at the corner of the interior of the square wave mixed flow channel in each-level dilution zone.

The invention discloses an internal plasticizing monomer-modified acrylate/inorganic nano composite emulsion and a preparation method thereof. The raw material of the internal plasticizing monomer-modified acrylate/inorganic nano composite emulsion is composed of the following components by weight percent: 30-60% of acrylate monomer, 1-10% of internal plasticizing monomer, 1-10% of inorganic nano-materials, 0.1-1% of initiator, 1-10% of emulsifier, 0.01-1% of buffer agent, 0.01-1% of lauryl mercaptan and the balance of deionized water. The internal plasticizing monomer is directly pre-emulsified together with the acrylate monomer in the preparation method; the inorganic nano-materials are directly added one time. The production process is simple in required equipment, convenient to operate, low in cost and high in safety. The acrylate emulsion is comprehensively modified by adopting the internal plasticizing monomer and the inorganic nano-materials, so that the composite emulsion has high strength after film formation, the toughness is also greatly improved. and the glossiness and the heat resistance are also greatly improved; the application scope of the emulsion is broadened.

The invention discloses an automatic biochemical analyzer and an analyzing method. The analyzer mainly structurally comprises a reagent disc, a reaction disc, a sample disc, a stirring unit, an optical detection unit, a control unit, a reagent needle, a sample needle and more than one reagent suction and diluting device; the analyzer has a function of automatically diluting the reagent gradually before the reagent is utilized; the effects of reducing the volume of the reagent and reducing the contact area between the analyzer and the inner part of the reagent needle are realized and the washing difficulty of residual reagents in the reagent needle is reduced; residues in the reagent needle are few so that crossed contamination can be reduced; the analyzer is further provided with a sample diluting unit; the sample is diluted to reduce the viscosity; sample suction errors are reduced, the sampling precision and detection precision are improved, and the sample needle is also convenient to wash. According to the automatic biochemical analyzer and the analyzing method, production, storage, transportation and dosage of the reagent are greatly reduced; the economical efficiency of a detection system is improved; meanwhile, the crossed contamination is reduced and the detection accuracy is improved.

Provided is a device for diluting a viscous substance which is advantages in increasing frequency of contact between the viscous substance and a diluent in order to finely fragment the viscous substance, even when the viscous substance has a high viscosity, and efficiently dilute the viscous substance with the diluent. The device comprises a viscous substance supply portion 27 for supplying the viscous substance to the dilution chamber 20, a rotor 3 rotatably provided in the dilution chamber 20 and finely fragmenting the viscous substance supplied to the dilution chamber 20 by rotation to form a number of small fragments 92 of the viscous substance, and a diluent supply portion 28 for supplying a diluent such as water vapor to the dilution chamber 20 so that the diluent is contacted with the small fragments 92 formed by rotation of the rotor 3.

A method of determining a pathlength deviation of a sample (610), the method comprising: exposing the sample (610) to electromagnetic radiation at a plurality of wavenumbers, determining electromagnetic absorption in the sample (610) at the plurality of wavenumbers, determining a first wavenumber associated with a first absorption level of an absorption band and a second wavenumber associated with a second absorption level of the absorption band, wherein the second wavenumber is different from the first wavenumber, determining a difference between the first wavenumber and the second wavenumber, and determining the pathlength deviation based on the difference.

An apparatus for dilution of discharged fuel of a fuel cell is provided, which has an inlet for guiding purged hydrogen gas coming from the fuel cell, a reservoir for storing the purged hydrogen gas guided through the inlet, and a cathode exhaust gas pipe penetrating the reservoir. The cathode exhaust gas pipe has a feature that it has holes inside the reservoir and is supplied with cathode exhaust gas of the fuel cell. Also the apparatus has a feature that the cathode exhaust gas pipe sucks the purged hydrogen gas stored in the reservoir through the holes and discharges the purged hydrogen gas diluted by mixing with the cathode exhaust gas.

The invention belongs to the technical field of paint diluents, and discloses a high-flash-point environment-friendly diluent and a preparation method and application thereof. The coating diluent is prepared from the following raw materials in parts by mass: 40 to 65 parts of tripropylene glycol ether, 20 to 30 parts of cyclohexanediol monomethyl ether, 10 to 20 parts of tetrabutyl orthosilicate, 5 to 25 parts of dipropylene glycol monomethyl ether and 8 to 15 parts of acetic ester. According to the invention, the hydrogen bond accepted solvent is used so that the hydrogen bond is more easily formed between the diluent and resin in the coating, the formation of the hydrogen bond between the resin and resin molecules is avoided, the viscosity of the system can be effectively reduced, the efficient dilution effect of the diluent on the coating is realized, and the prepared diluent has a high flash point which is greater than 68 DEG C, and the diluent belongs to a non-dangerous chemical. The diluent is fresh and non-pungent in smell, healthy, safe, harmless, green, environmentally friendly, good in diluting power, wide in diluting range, capable of diluting conventional coatings in the field, high in film forming speed and compact in paint film.

The invention discloses a sewage deep sea optimization discharge response relationship determining method based on tide change. The response relationship between flow speed in an engineering sea areatide change interval and optimal sewage discharge amount is established by taking optimal sewage diluting effects, the lowest energy consumption and optimal sewage discharge efficiency as goals, sewage deep sea discharge amount is optimized and adjusted in real time by the aid of the response relationship, sewage can be highly diluted within a space-time range as narrow as possible, initial diluting effects are improved, up-to-standard discharge is finally realized, the management level of sewage deep sea discharge can be improved, and the ecological quality level of a sea area environment ismaintained.

An integrated apparatus includes: a gas-liquid separator that separates a gas and a liquid from a gas-liquid mixture fluid; a diluter disposed below the gas-liquid separator; and a communication pipe that communicates between the gas-liquid separator and the diluter, and that is disposed at a predetermined angle to a horizontal direction, and that introduces at least the liquid separated from the gas-liquid mixture fluid, into the diluter. The gas-liquid separator, the diluter, and the communication pipe are integrated.