33results about How to "Small working volume" patented technology

A dyeing machine (2) for dyeing a sample yarn package (9) comprises a kier (2), a spindle (7) mounted in the kier for supporting a sample yarn package, and a dye liquor circulation system (25) operable to circulate dye liquor through the sample yarn package with inside-to-out and outside-to-in flow directions, the kier and the spindle configured to accommodate a single sample yarn package with a weight less than 1.2 kg, and the machine having an operating volume such that a single sample yarn package weighing less than 1.2 kg can be dyed using a liquor ratio of substantially 1:6.

The invention provides a continuous device for preparing a benzaldehyde midbody and application thereof. The continuous device comprises a continuous lithiation reaction device and a continuous formylation device. The continuous lithiation reaction device is provided with a first feeding inlet and a first discharging outlet, the first feeding inlet is used for adding a reaction raw material and anorganic lithium reagent, and the first discharging outlet is used for continuously discharging a product system obtained after a continuous lithiation reaction; the continuous formylation device is provided with a second feeding inlet, a formylation reagent inlet and a second discharging outlet, the second feeding inlet and the first discharging outlet are communicated so that the product systemobtained after the continuous lithiation reaction can be continuously conveyed into the continuous formylation device, the formylation reagent inlet is used for adding a formylation reagent, and the second discharging outlet is used for continuously discharging the product system obtained after the continuous formylation reaction. By adopting the device, the reaction selectivity is improved, energy consumption is lowered, and meanwhile industrial production is facilitated.

An apparatus for carrying out high cycle fatigue tests of a specimen under high pressure, including: a pressure vessel; a load train including a first horn and a second horn between which a specimen is to be arranged, wherein the load train is arranged within an internal chamber of the pressure vessel; and a converter configured to apply ultrasonic waves into the load train by exciting the first horn to apply a dynamic stress to the specimen. A base part of the second horn is movably seated in the pressure vessel such that two separated chambers are formed within the pressure vessel with the first chamber for the specimen, wherein both chambers can be fed with gas and charged with different gas pressures in order to apply a static stress to the specimen.

The invention relates to an improved method which can be safely implemented for producing triallyl isocyanurate (TAIC) through the rearrangement function and under at least a temperature below 90 DEG C through triallyl cyanurate (AIC) which is catalyzed by Cu2+. According to the invention, TAC and arbitrarily selected Cu2+ catalyst and solvent are added constantly into the original reaction mixture after the beginning of previously inhibited isomerization, and the isomerization is implemented at the temperature of 90-160 DEG C, and an equal amount to the amount of the original reactants of reaction mixture is extracted continuously and purified. The isomerization is implemented in TAIC which is preferentially chosen as a reaction medium.

The invention relates to an internal combustion engine and provides a repeated pressure boosting internal combustion engine which can separately complete an energy conversion process and is high in energy utilization efficiency, low in fuel consumption rate and high in speed, torque and power. According to the main principle of the repeated pressure boosting internal combustion engine, the suction process, the compression process, the acting process and the exhaust process are separately conducted in two air cylinders which are different in size, effective pressure in the air cylinders is increased at the time of acting through self structures, as a result, the combustion process is improved, and thermal efficiency is also improved; moreover, matched with a turbocharger, a compression air cylinder 2 can suck in more air in a high speed stage to support the combustion of fuel. The repeated pressure boosting internal combustion engine has the advantages of being simple in structure, high in thermal efficiency, wide in operation adjustable range, low in oil consumption, good in acceleration performance, sufficient in power at a low speed, and strong in power at a high speed; moreover, acting frequency is doubled, the rotating speed range is substantially expanded, and therefore vibrations are reduced; due to the supercharged effect after combustion, the combustion process is improved, the fuel can be combusted more sufficiently and thoroughly, and the emission performance is better.

The invention provides an adsorption reactor for separating high-boiling-point coagulable components from mixed gas. The adsorption reactor for separating the high-boiling-point coagulable componentsfrom the mixed gas comprises a columnar reactor shell, a front ventilating opening and a rear ventilating opening, and the front ventilating opening and the rear ventilating opening are separately formed in the two ends of the shell. The adsorption reactor for separating the high-boiling-point coagulable components from the mixed gas is characterized in that an ultra-fine fiber filler and a pressing device are arranged in the adsorption reactor, and the ultra-fine fiber filler is filled in the shell; and the pressing device comprises a driving unit and a pressure plate, and the driving unit drives the pressure plate to press or loosen the ultra-fine fiber filler. The invention simultaneously provides a method for separating the high-boiling-point coagulable components from the mixed gas. The method comprises the following steps: when adsorption operation is carried out, driving the pressure plate to press the ultra-fine fiber filler by the driving unit; when desorption operation is carried out, driving the pressure plate to move reversely by the driving unit, and loosening the ultra-fine fiber filler; and carrying out coagulation treatment on the desorbed gas to obtain adsorbed matters which are separated and recycled. The adsorption reactor for separating high-boiling-point coagulable components from mixed gas has the advantages of high adsorption efficiency, long adsorbent regeneration period, convenience in regeneration and flexibility in operation.

This invention relates to a gear-type contractor, which comprises the driving part, the compressing part used for compressing coolant by the dynamic from the driving part, the gear-type swelling part used for swell the reflow coolant after flowing from compressing part and chiller; wherein the outline dimensions of the swelling part and compressing part are same. Said contractor can increase the coefficient of performance of refrigerating system, and can uses carbon dioxide to replace traditional coolant, which is benefit for environmental protection; besides, the force and force moment of the inner gear and outer gear are balance, so it can decrease the shake and noise when operating. The same size of compressing part and swelling part makes them can be assembled integrated, and the swelling plate and compressing plate can be used as one element.

The invention discloses a self-floating type impeller aerator, which comprises a buoy impeller (1), wherein the buoy impeller (1) is provided with a power device (3) through a connecting support plate (2), and comprises a sealing buoy (11) and blades (12), the power device (3) consists of a vertical motor (31), a speed reduction mechanism (32) and a rotary flange (33), the integral blade (12) is in an L shape, and is uniformly provided with a plurality of water division holes (6) and a water division groove (7), and the blades (12) are fixedly and adjustably connected with the sealing buoy (11) by virtue of the blade bottom plate (13). The aerator not only solves the problems of large size of aeration equipment and inconvenient production, transportation, assembly and use as the traditional impeller aerator uses the bearing devices, such as floating balls, to bear the power device of the aerator, but also effectively solves the problems of single type of traditional blade and unable aeration, water tillage and surging.

The present invention relates to a substrate drying chamber. The present invention includes: an upper housing; a lower housing which is coupled to the upper housing to be opened or closed; a sealing portion which is provided between coupling surfaces of the lower housing and the upper housing; a substrate mounting plate which is coupled to the bottom surface of the lower housing and on which a substrate having organic solvent formed thereon is mounted; an integrated supply/discharge port which extends from one side surface to the other side surface in the lower housing, and extends from a middle region between the one side surface and the other side surface towards the substrate mounting plate so as to provide a supply path for supercritical fluid for initial compression and a discharge path for supercritical fluid in which the organic solvent formed on the dried substrate is dissolved; and an upper supply port which is formed at the central region of the upper housing to face the substrate mounting plate so as to provide a supply path for supercritical fluid for drying.

The invention discloses a method for synthesizing 3,4-dioxymethylene mandelic acid by enhanced emulsification. According to the method, gas is introduced into a reaction system in mixed acid preparation and emulsification synthesis processes, so that a large quantity of bubbles are produced in the reaction system, the surface area of reactants is enlarged, the contact area between the reactants isincreased, and the reaction conversion rate and yield can be increased. By use of the homogenization effect of the emulsification process, 1,3-benzodioxole is uniformly dispersed in glyoxylic acid with tiny droplets, the contact efficiency of the reactants can be improved, and the product purity and yield can be increased. A product is used as an emulsifier, a stable emulsion system can be formedwhile no substances outside the reaction system are introduced, and the product separation process is simpler and easier. An emulsified solution is dispersed into tiny droplets by a loop reactor witha Venturi ejector and a circulating suspended bed reactor in the reaction process to form a microreaction system, the heat and mass transfer efficiency is improved, and the problem of production of byproducts due to non-uniform heat transfer is inhibited.

This invention relates to a gear-type contractor, which comprises the driving part, and the compressing part set above the driving part, characterized in that it uses the dynamic from the driving part to compress the coolant flow from the evaporator; and above the compressing part there is a gear-type swelling part, which will swell the reflow coolant after it flow from compressing part and chiller. Said contractor can increase the coefficient of performance of refrigerating system, and can use carbon dioxide to replace traditional coolant, which is benefit for environmental protection; besides, the force and force moment of the inner gear and outer gear of said contractor are balance, so it can decrease the shake and noise when operating.