34results about How to "Increase cycle power" patented technology

The invention discloses a siphonic water-cooled screw low-temperature solution unit, which comprises a screw compressor, a built-in oil condenser, a gas-liquid separator circulation tank and a siphonic evaporator; a gas outlet of the gas-liquid separator circulation tank communicates with a gas inlet of the screw compressor through a suction pipeline; the gas-liquid separator circulation tank and a delivery valve of the built-in oil condenser communicate with the suction pipeline through an oil return system; a liquid outlet of the built-in oil condenser separately communicates with the gas-liquid separator circulation tank and the siphonic evaporator through a liquid supply system; and the liquid supply system comprises a plurality of sections of liquid supply pipelines, an oil return heat exchanger and an economizer. According to the siphonic water-cooled screw low-temperature solution unit disclosed by the invention, by installing the oil return heat exchanger and the economizer, oil return temperature of the evaporator is increased, and oil return viscosity is reduced, so that oil return of the evaporator is more smooth; meanwhile, liquid refrigerant coming out from the condenser is lowered in temperature to realize a certain supercooling degree, therefore operating efficiency of the unit is increased.

The invention discloses an efficient circulating and filtering device for chemical experiments. The efficient circulating and filtering device comprises a main tube and a vertical precipitation tube, the main tube is obliquely communicated with the vertical precipitation tube which is kept downward vertically, a water inlet of the main tube is lower than a water outlet thereof, and a first communication port is formed between the main tube and the vertical precipitation tube. A backflow tube is communicated between the vertical precipitation tube and the main tube, a second communicated port is formed between the backflow tube and the main tube and is lower than the first communication port, a third communication port is formed between the backflow tube and the vertical precipitation tube, a main filter screen is arranged at a downflow position of the first communication port, and an auxiliary filter screen is arranged at a downflow position of the third communication port. The efficient circulating and filtering device for the chemical experiments has the advantages that the backflow tube is arranged between the main tube and the vertical precipitation tube, so that solid precipitation is promoted, and most of solids are blocked on the lower side of the main filter screen; during circulation, filtering effects can be further improved through the auxiliary filter screen, so that the solids can fall into the vertical precipitation tube.

The invention relates to an integrated water treatment device, which comprises a shell unit, a dissolved oxygen aeration unit, an operation cabin unit, a filtering unit, a clean water tank unit, and asewage collection unit, wherein the shell unit is a shell of the water treatment device, and the aeration unit is used for aerating water near the outside of the water treatment device; the operationcabin unit is an operation control cabin of the water treatment device, and the filtering unit filters the water aerated by the aeration unit; the clean water tank unit is used for storing the waterfiltered by the filtering unit, and the sewage collection unit is used for storing the water backwashed by the filtering unit, wherein the operation cabin unit comprises a wet and dry pump and a waterquality sensor; when the water quality sensor detects that the turbidity of the water to be treated is greater than a set value, the device enters a rapid filtering mode, the dry and wet pump runs ata high speed, so that the water flows into the filtering unit at a high speed; when the water quality sensor detects that the turbidity of the water to be treated is less than the set value, the device enters the slow filtering mode, and the dry and wet pump runs at a low speed, so that the water flows into the filtering unit at a low speed.

The invention discloses a micro loop heat pipe and a method. The micro loop heat pipe comprises an evaporation chamber. One end of the evaporation chamber is connected with an inlet of a condensing chamber through a steam pipe. The other end of the evaporation chamber is connected with an outlet of the condensing chamber through a liquid backflow pipe. The interior of the evaporation chamber is partitioned into an evaporation space and a backflow liquid storage space communicating with the evaporation space through a thermal insulating partition plate made of a thermal insulating material. A plurality of layers of capillary cores with different hole diameters are arranged in each of the evaporation space and the backflow liquid storage space. When external heat is input through the wall surface of the evaporation space, a nano fluid working medium in the evaporation space is heated and evaporated to generate steam; and the steam enters the condensing chamber through the steam pipe andis condensed, then flows back to the backflow liquid storage space along the liquid backflow pipe, and then returns to the evaporation space through the bottom of the evaporation chamber, namely a bottom channel of the thermal insulating partition plate; and circulation is achieved in this way.

The invention provides application of a traditional Chinese medicine composition prepared from processed radix aconiti carmichaeli, rhizoma zingiberis, radix glycyrrhizae preparata, poria cocos, bighead atractylodes rhizome, radix ginseng rubra, white paeony root, fructus corni, fructus amomi, herba ephedrae, herba asari, radix angelicae sinensis, rhizoma cimicifugae and radix puerariae to preparation of medicine for regulating intestinal flora balance. The invention further provides application of traditional Chinese medicine extract, which is prepared by decocting and fermenting the traditional Chinese medicine composition prepared from the processed radix aconiti carmichaeli, the rhizoma zingiberis, the radix glycyrrhizae preparata, the poria cocos, the bighead atractylodes rhizome, theradix ginseng rubra, the white paeony root, the fructus corni, the fructus amomi, the herba ephedrae, the herba asari, the radix angelicae sinensis, the rhizoma cimicifugae and the radix puerariae, to the preparation of the medicine for regulating the intestinal flora balance.

An automobile battery liquid cooling heat dissipation device based on a steam cavity heat dissipation technology comprises a heat conduction steam cavity, a liquid cooling channel and a plurality of power batteries, the liquid cooling channel is of a return bending structure, the heat conduction steam cavity tightly attached to the liquid cooling channel is arranged between bending areas of the liquid cooling channel, a plurality of battery mounting grooves are formed in the heat conduction steam cavity, and a power battery is fixed in each battery mounting groove. According to the design, the steam cavity structure is adopted for heat transfer, the steam cavity structure is good in heat dissipation performance, flexible, simple and convenient, local heat generated by the battery pack module can be rapidly taken away, high effective heat dissipation of an electric vehicle battery under the high heat flux density is achieved, meanwhile, uniform temperature distribution is kept in the running process, and the service life and the cruising ability of the automobile battery are prolonged.

The invention discloses a circulating filter type gastric lavage machine for gastroenterology, which comprises a main body of the gastric lavage machine, an operating table, a working box, a filter device, a display, a keyboard, and an indicator light. The filter device is a cycle filter device, including a main pipe and a The vertical deposition pipe is connected with a return pipe between the vertical deposition pipe and the main pipe, and the return pipe is sequentially connected with the main pipe and the vertical deposition pipe, and a filter screen is set to form a circulation loop. Thereby promoting the sedimentation of the eluate. Most of the solid eluate is blocked on the lower side of the main filter to achieve solid-liquid separation for separate detection by the user. In the circulation process, the secondary filter screen can further improve the filtering effect and ensure that the sand falls into the vertical settling pipe.

The invention discloses a chip heat exchanger and an inverter air conditioner, which belong to the technical field of chip heat dissipation. The chip heat exchanger includes a heat pipe, and further includes: an expansion plate condenser and a capillary tube; the evaporation section of the heat pipe is arranged in the air conditioner The condensing section of the heat pipe is connected to the evaporating section through the capillary, and the condensing section is connected to the expansion plate condenser, and the expansion plate condenser is connected to the It is bent and arranged below the plane where the evaporation section is located. In this solution, the expansion plate condenser is bent and arranged below the plane where the evaporating section is located, and coincides with the direction of the fan bracket in the outdoor unit of the air conditioner, which does not block the air volume and wind speed of the fan, and can also promote the cooling of the refrigerant in the expansion plate by means of the air volume Condensation heat dissipation improves heat exchange efficiency, reduces chip operating temperature, and solves the problem of slow and difficult cooling frequency increase due to poor heat dissipation of the chip on the computer board of the inverter air conditioner in the high temperature environment in summer, and the control logic is prone to error reporting.

The invention provides an engine cleaning method and device and relates to the technical field of vehicle maintenance. The technical problem that cleaning oil flows circularly slowly in the engine when an engine is cleaned is solved. The engine cleaning device comprises a hydraulic pump, a two-position three-way reversing valve, an old oil bucket and a receiving disc. The hydraulic pump is locatedbetween an oil pan of a cleaned vehicle and the two-position three-way reversing valve. When the two-position three-way reversing valve keeps oil way connection of the hydraulic pump and an engine oil tank of the cleaned vehicle, an engine external cleaning loop is formed. The receiving disc and an engine lubricating oil way outlet are connected for receiving waste engine oil flowing out of the engine, and the bottom of the receiving disc communicates with the old oil bucket. The hydraulic pump works to facilitate acceleration circular flowing of the cleaning oil in a vehicle lubricating oilway. The engine cleaning method and device are used for cleaning and maintenance of the vehicle engine.

The invention discloses a partial jet flow small circulating ratio pipe casing type high temperature waste heat steam boiler. The partial jet flow small circulating ratio pipe casing type high temperature waste heat steam boiler comprises a boiler cylinder and a pipe casing type evaporation heat exchanger which are vertically arranged; the boiler cylinder and the pipe casing type evaporation heat exchanger are arranged in a horizontal type; the boiler cylinder and the pipe casing type evaporation heat exchanger are connected through an ascending pipe assembly and a declining pipe assembly; the boiler cylinder is connected with a water inlet connecting opening formed in the pipe casing type evaporation heat exchanger through a high temperature high pressure water pipe; a high temperature high pressure water pump is arranged on the high temperature water pipe. The partial jet flow small circulating ratio pipe casing type high temperature waste heat steam boiler has the advantages of being small in circulating ratio, efficient and energy saving, long in service life, small in occupied space, benefited to site installation and original facility reconstruction and reasonably utilizing high temperature flue gas waste heat in the chemical engineering field.

A refined salt continuous concentration system for polyamide, comprising a refined salt preheater, a refined salt evaporator, and a refined salt stripper, the refined salt stripper is located below the refined salt preheater and above the refined salt evaporator, and the refined salt evaporator A collecting pipe extending downward is provided at the bottom of the bottom, the inner space lower part of the refined salt stripper is communicated with the inner space upper part of the refined salt evaporator through the material pipe, and the bottom of the refined salt stripper is connected with the collecting pipe through a circulation pipe, the The circulation pipe is also provided with a concentrated material discharge pipe, and a first valve is set to control the opening and closing. The material outlet of the refined salt preheater is connected with the collection pipe through the feed pipe, and is located above the downstream end of the circulation pipe. The heat medium inlet of the heater is connected with the top of the refined salt stripping tower through a steam pipe. The invention has simple structure and convenient operation, can realize continuous concentration of refined salt for polyamide, reduces the cost of concentration of refined salt, can effectively avoid crystallization and fouling, and is the guarantee for producing high-quality polyamide.

Disclosed are a chip heat exchanger and an inverter air conditioner. The chip heat exchanger comprises a heat pipe (5), an inflation plate condenser (4) and a capillary tube (3), wherein an evaporation section (51) of the heat pipe (5) is arranged below a chip (2) of an air conditioner computer board (1); a condensation section (52) of the heat pipe (5) is connected to the evaporation section (51) via the capillary tube (3); and the condensation section (52) is connected to the inflation plate condenser (4). In this way, the circulation power of a refrigerant can be improved, the heat absorption quantity of the evaporation section can be increased, and the operation temperature of the chip can be lowered.

The invention relates to a continuous reaction process of polyamide. The continuous reaction by using a reaction device comprises the following steps: 1) introducing a heating medium into a shell passof a heating system; 2) enabling the polymerization raw material to pass through a preheating system and a light component removal system, discharging the polymerization raw material into a tube passof a heating system, heating the raw material to 200-250 DEG C until the water content in the polymerization raw material is reduced to be less than or equal to 20%, and carrying out a pre-polymerization reaction; 3) discharging a material obtained by prepolymerization into a reaction system, and carrying out a reaction after prepolymerization to generate process steam; 4) feeding the process steam into a light component removal system, heating the polymerization raw material passing through the light component removal system to 180-240 DEG C and feeding the raw material into a shell pass ofa preheating system, and heating the polymerization raw material passing through the preheating system to 180-230 DEG C; 5) condensing the process steam in the shell pass of the preheating system to serve as reflux liquid, and 6) continuously discharging when the viscosity is 150-300 cp to obtain a polyamide prepolymerization product. The reaction process is simple in process and low in synthesiscost, can effectively guarantee the quality stability of polyamide, and is a guarantee for producing high-end polyamide.

The invention discloses a variable aperture capillary core applied to a loop heat pipe system and a processing method thereof, belonging to the field of porous medium phase change heat transfer and flow. The capillary core of the invention selects powder particles with a higher melting point and fibers with a lower melting point to be mixed and sintered, and the temperature is controlled so that the fibers are completely sintered to form a capillary core skeleton. Aperture; apply the capillary core to the loop heat pipe, automatically adjust the powder particle diameter under different heat loads, adjust the suction force of the capillary core, prevent the phase change interface from going deep into the capillary core, and reduce the heat transfer heat when the capillary core is working At the same time, it can reduce the flow resistance, thereby improving the operating performance of the loop heat pipe.

The present invention relates to the technical field of soybean milk machine, in particular to a circulating grinding device, which includes a motor, a moving grinding wheel and a static grinding wheel capable of relative rotation, the moving grinding wheel is connected to the motor through a drive shaft, and there is a rotation gap between the moving grinding wheel and the static grinding wheel , the top of the static grinding wheel is provided with a hopper, the hopper is provided with a flow hole, the moving grinding wheel is in sliding connection with the drive shaft, and several blades are provided at the bottom of the moving grinding wheel. The present invention greatly improves the grinding efficiency through the design of the hopper with flow holes combined with the bottom blade of the movable grinding wheel, and the movable grinding wheel that can slide relative to the drive shaft makes the circulating grinding device of the present invention not easy to jam materials and grinds fully.

A refined salt continuous concentration process for polyamide, the concentration system used includes a refined salt preheater, a refined salt evaporator, a refined salt stripper, the refined salt stripper is located below the refined salt preheater and above the refined salt evaporator, the concentration process It is: the refined salt solution is preheated by the refined salt preheater, enters the refined salt evaporator from the feed pipe and the collecting pipe to evaporate, and obtains the gaseous material, which enters the refined salt stripping tower through the material pipe, and the macromolecular components in it are intercepted and small Molecular components and water vapor enter the refined salt preheater from the steam pipe, and the macromolecular components pass through the circulation pipe, and under the action of gravity, part returns to the refined salt evaporator to form a cycle, and part is continuously discharged through the concentrated material discharge pipe to obtain concentrated The final refined salt has a solid content of 60-90wt%. The invention has simple process and convenient operation, is used for continuously concentrating polyamide salt solution to obtain refined salt, has low cost of concentrating refined salt, and can effectively avoid crystallization and fouling, which is the guarantee for producing high-quality polyamide.

The invention discloses a continuous concentration process of refined salt for polyamide. An adopted concentration system comprises a refined salt preheater, a refined salt evaporator and a refined salt stripping tower, the refined salt stripping tower is positioned below the refined salt preheater and positioned above the refined salt evaporator; the concentration process is as follows: preheating the refined salt solution by a refined salt preheater; feeding into the refined salt evaporator for evaporation through a feeding pipe and a collecting pipe; obtaining vaporous materials, and feeding into the refined salt stripping tower through a material pipe, wherein macromolecular components are intercepted, micromolecular components and water vapor enter the refined salt preheater through asteam pipe, the macromolecular components pass through a circulating pipe, part of the macromolecular components return to the refined salt evaporator under the action of gravity to form circulation,part of the macromolecular components are continuously discharged through a concentrated material discharging pipe, concentrated refined salt is obtained, and the solid content ranges from 60 wt% to90 wt%. The process is simple in process and convenient to operate, is used for continuously concentrating the salt solution for polyamide to obtain refined salt, is low in refined salt concentrationcost, can effectively avoid the phenomena of crystallization and scaling, and is a guarantee for producing high-quality polyamide.