36results about How to "Increased surface area ratio" patented technology

An apparatus providing high efficiency heat exchange between two fluids is disclosed. The apparatus most commonly comprises multiple thin panels with fluid channels directing the flow of the two fluids, specifically: one or more flat panels aligned at some angle to the flow of the fluid traveling through the shortest channel of the thin panels. The panels are arranged in series and parallel, so that the hot fluid travels through multiple thin panels. The coolant is delivered to the thin panels through tubes or manifolds while the hot fluid is delivered through a duct or other piping.

Compounds having a structure according to formula I

wherein the groups R¹ and R⁴ are as defined in the specification, are useful as anti-proliferative agents.

The invention disclosed herein includes amperometric glucose sensors having electrodes formed from processes that electrodeposit platinum black in a manner that produces relatively smooth three dimensional metal architectures, ones that contribute to sensor reliability and stability. Embodiments of the invention provide analyte sensors having such uniform electrode architectures as well as methods for making and using these sensor electrodes. A number of working embodiments of the invention are shown to be useful in amperometric glucose sensors worn by diabetic individuals.

A gasket insertion method for inserting a gasket into an outer cylinder includes providing an outer cylinder having a base end opening section; providing a gasket having a recessed section that is open at a base end of the gasket and that includes a flat bottom surface; pushing the gasket into a sleeve configured to be inserted into the outer cylinder, by relatively moving an inserter in a tip end direction with respect to the sleeve while a flat tip end surface of a tip end section of the inserter abuts the bottom surface of the recessed section; inserting the sleeve into the outer cylinder through the base end opening section; and arranging the gasket inside the outer cylinder by relatively moving the sleeve in a base end direction with respect to the outer cylinder while maintaining relative axial positions of the outer cylinder, the gasket, and the inserter.

The invention discloses a domestic ozone microbubble vegetable and fruit cleaning machine. The domestic ozone microbubble vegetable and fruit cleaning machine comprises an ozone generator and a microbubble generator. The ozone generator generates ozone gas by adopting the principle of high-voltage corona, and the ozone generation concentration is strictly controlled through a precision electromagnetic valve; the microbubble generator generates microbubbles by adopting a gas dissolved and release method, the generated ozone is guided into the microbubble generator and therefore ozone microbubbles are generated. Ozone and microbubbles are combined to generate ozone microbubbles, the ozone dissolution amount in water is increased, and the ozone pesticide degradation, sterilization and disinfection capabilities are enhanced; meanwhile, in the microbubble generation process, a large number of oxyhydrogen free radicals can be generated through stimulation, the ozone oxidability is enhanced, and the good sterilization and disinfection effect is achieved.

The invention discloses a hair and skin cleaning device. The hair and skin cleaning device comprises a cleaning instrument main body, a handle and an air bubble generator, wherein the handle and the air bubble generator are connected with the cleaning instrument main body; the cleaning instrument main body is provided with a cleaning end surface which can be matched with a to-be-cleaned portion; air bubble water spraying holes capable of spraying air bubble water are formed in the cleaning end surface; and a delivering pipeline can feed air bubble water generated by the air bubble generator into the cleaning instrument main body and then the air bubble water is sprayed out by the air bubble water spraying holes. When the hair and skin cleaning device is used, the air bubble water is generated under the effect of the air bubble generator, the air bubble water is sprayed to a to-be-cleaned portion by the air bubble water spraying holes in the cleaning end surface, air bubbles in the airbubble water can be adsorbed to the hair and skin of a human body, in an air bubble rising process, dirt on the hair and skin of the human body is stripped, and thus, cleaning is finished. The provided hair and skin cleaning device is convenient to use, cleaned water can be recycled, and water can further be saved while the hair and skin are cleaned.

The invention relates to a nano polymer hydroxymethyl chitosan domestic sewage treatment agent and a treatment method, and relates to the technical field of wastewater treatment. The sewage treatmentagent comprises the following components in parts by weight: 15-25 parts of hydroxymethyl chitosan, 5-10 parts of sodium alginate, 5-10 parts of porous sponge graphene, 25-30 parts of furfural acetoneformaldehyde resin, 15-20 parts of modified alginate based fibers, and the like. According to the modified chitosan-based solution provided by the invention, the fibers are adopted as carriers for forming a modified chitosan-based solution, nano titanium dioxide is grafted on the surface for increasing the surface area ratio of the fibers, inorganic cationic poly silicon fluoride is used on the outer layer with a large surface area, and an electrostatic adsorption is carried out with the organic anionic polyalkene amide, so that the stability and the firmness of the material are ensured on the basis of the large surface area ratio. Through the method, the agent is added for carrying out multi-stage sewage treatment on the domestic sewage, the effect is obvious, and the recycling of waterresources is realized.

Geldanamycin compounds having a structure according to formula I

where Q¹, L, L¹, R⁵, R⁶, and R¹¹ are as defined herein, are useful for treating a disease or disorder ameliorated by inhibiting the function of extracellular heat shock protein-90.

The invention relates to a green tea drying system. The green tea drying system comprises a dryer, a fan and a heat pipe exchanger, wherein the interior of the shell of the dryer comprises a first air channel, a second air channel and a floatation region, the first air channel is arranged at the lower part of the inner cavity of a shell inner body, a triangular convex edge gradually increased from an air inlet to a far end is arranged in a lower space of the first air channel, the triangular convex edge is made from a silica gel material, and under the action of air flow, the triangular convex edge forms certain oscillation; and the second air channel is arranged at one side of the first air channel, an arc-shaped plate used for changing air direction is arranged in the second air channel, and a gate used for regulating air volume is arranged between the first air channel and the second air channel. The air flow at the temperature of 60 DEG C is adopted in a drying process, green tea is uniformly dried by virtue of atmospheric flow, surface area ratio is improved, drying speed is improved, and influence on quality of tea leaves in medium temperature field is small, so that quality is improved.

The invention discloses a treating method of automobile engine lubrication oil. The treating method comprises the following steps that firstly, a pleurotus eryngii cultivation material obtained after harvesting is smashed, water is added to carry out oscillation, and supernate is taken; secondly, Tween 80 is added in the supernate and mixed evenly; thirdly, THz waves with the wavelength of 10-120 micrometers and the frequency of 0.5-2.5 THz are adopted for irradiation; fourthly, polymethacrylate is added in the mixture irradiated in the third step and mixed evenly; fifthly, THz waves with the wavelength of 10-120 micrometers and the frequency of 0.5-2.5 THz are adopted for irradiation; sixthly, THz waves are used for irradiating the automobile engine lubrication oil; seventhly, the substance obtained in the fifth step is added into the irradiated automobile engine lubrication oil, and the mixture continues to be irradiated with THz waves. By means of the method, the lubricity of the automobile engine lubrication oil can be improved; meanwhile, the automobile power can be improved, and oil saving and emission reduction can be achieved.

The invention discloses an air purifier for removing an oil paint odor. The air purifier is characterized by comprising an upper barrel and a lower barrel, wherein a lid is arranged at the top of the upper barrel; the upper barrel and the lower barrel are fixed in a butted manner; a through hole is formed in the wall of the upper barrel in a penetrating manner; the wall of the lower barrel is airtight; the bottom of the lower barrel is connected with a draught fan; a plurality of filter layers are arranged in the upper barrel, and are attached to the inner wall of the upper barrel; and a plurality of filter layers are horizontally arranged in the lower barrel, and completely shield the cross section of the lower barrel. According to the air purifier, the indoor air can be discharged only by penetrating through a citric acid cotton layer, a saline water cotton layer, an activated carbon layer and a photocatalyst layer; and the air purification effect is stable.

The invention discloses a device for controlling the heating temperature of a cylindrical workpiece. The device includes a control device body, the control device body is provided with a bracket for supporting a plurality of workpieces to be heated, the workpieces to be heated are uniformly and symmetrically distributed in a heating furnace, temperature measuring thermocouples are arranged at thecontact positions of the bracket and the workpieces to be heated, a temperature measuring camera is arranged on the inner furnace surface of the heating furnace, a left burner and a right burner are correspondingly arranged on the two side furnace surfaces of the heating furnace, and the heating furnace is electrically connected with a computer that collects heating temperature signals of the workpieces to be heated and performs heating-regulating. A traditional control method that takes the temperature in the furnace as an object is discarded, the temperature adjustment and control are carried out by directly taking the workpieces to be heated as targets, and the heating control accuracy and the effective heating rate and heating quality of the workpieces to be heated are greatly improved.

The invention discloses a sewage treatment filler and an installation device thereof. The filler material is natural material pine needles (pine leaves). The pine needles are used as the sewage treatment filler to meet the requirements of energy conservation, environmental protection and equipment cost reduction. The hidden danger of forest fire is reduced because the dried pine needles on the pine forest ground are reduced. The sewage treatment filler installation device comprises a box body, a lower net plate, the filler and an upper net plate which are welded. The lower net plate is installed on a lower net plate support. Peripheral surrounding plates, the lower net plate and a clapboard together form a hydrolytic acidification tank and a biological contact oxidation tank, namely spaces of for filling of the filler, the filler is filled in the two spaces; the upper net plate is tightly attached to the upper surface of the filler; the upper net plate is tightly pressed by an upper net plate pressing adjusting mechanism through bolts; and the filler is compacted by the pressure of the upper net plate, so that on the one hand, the filling quantity of the filler is increased, the surface area of the filler is ensured, and on the other hand, the filler is prevented from floating upward in water and moving along with water flow, and the problem of uneven density of the filler inthe spaces of for filling of the filler.

The present invention provides an intake circulatory system for a zinc air fuel cell, including a housing, a zinc air cell, an air supply system and an air collecting system. The housing is partitioned on the inside of the intake circulatory system for a zinc air fuel cell to form a first space and a second space. The zinc air cell is assembled on the inside of the housing, and includes a discharging region that is located in the first space and a charging region that is located in the second space. Moreover, the air supply system includes an air supply device and an air intake device that is in connection with the air supply device and the first space. In addition, the air collecting system includes an air collecting device that is in connection with the air intake device, and at least one air output pipe exists in between the air collecting device and the second space. Further, in accordance with the present invention, the air supply device transmits external air to the first space via the air intake device. The discharging region of the zinc air cell has a chemical reaction with oxygen from the external air to generate electricity. The charging region produces oxygen by generating electricity to perform a reduction reaction. The air collecting device absorbs oxygen and also transmits the oxygen to the air intake device. The external air and the oxygen are mixed and subsequently enter the first space. As such, the power supply efficiency of the discharging region is increased in accordance with the present invention.