48 results about "Cells water" patented technology

The invention belongs to the field of plant extraction, and particularly discloses a method for extracting peony fresh flower cell water from peony fresh flowers. The method includes the following steps that 1, the peony fresh flowers are picked; 2, squeezing is conducted; 3, ultrasonic rotary evaporation is conducted; 4, enzymolysis is conducted; 5, cell water juice is merged. With the picked peony fresh pedals being raw materials, a fragrance component, thermosensitive substances and other active components in the peony pedals are kept to a large degree, when the cell water is extracted, natural preservative treatment is conducted, therefore, the shelf life of the cell water is prolonged, and the pure natural activity of the cell water is improved; desensitization treatment is conductedto avoid that part of people have pollen allergy. Meanwhile, the defects are overcome that since an organic solvent is adopted for extraction, harmful substances have residues, and the organic solventneeds to be treated and recovered, environmental pollution is reduced, and energy consumption is lowered.

The present invention relates to the technical field of aromatic plant cell water extraction, and provides an aromatic plant rose cell water extraction method, wherein roses are placed in a rotary evaporator, rotary dry distillation is performed to form steam, and condensation is performed to obtain the condensate. Compared to other static vacuum dry distillation methods, the method of the present invention has the following characteristics that the rotary evaporator is used to perform dry distillation without the water adding, such that the heating is uniform, the distillation temperature is low, the distillation time is short, and the distillation efficiency is high. According to the present invention, after the roses are subjected to dry distillation dewatering, the obtained aromatic plant rose cell water has characteristics of full top note, long fragrance lasting time, simple process, mild fragrance, fragrance close to natural rose aroma, and no flocculent precipitate generation, and can be used as the raw material for production of food, cosmetics and health products; the dried rose collected after the dry distillation has bright color, does not generate yellowing or browning, and is slightly different from the color and the aroma of fresh rose so as to substantially ensure the quality; and the process is simple, the energy consumption is substantially reduced compared to the existing method, and the characteristics of environmental protection and low cost are provided.

The invention discloses a sludge dewatering additive. The sludge dewatering additive comprises raw materials with the weight ratios as follows: 20 to 70 parts of magnesium chloride, 30 to 80 parts of modified dolomite, 0 to 5 parts of calcium chloride, and 8 to 10 parts of heavy calcium carbonate. The sludge dewatering additive disclosed by the invention destroys cell water in sludge, so that after a large number of moisture contained in the cell water of the sludge is lost and the sludge is filter-pressed and then placed in a natural environment, the moisture in the cell water of the sludge can continuously evaporates; and after the sludge is naturally desiccated for 36 hours, the water content in the sludge can be reduced to around 10 percent, thereby providing a very good basis for reutilization of the sludge. Meanwhile, by using the sludge dewatering additive disclosed by the invention, heavy metal in the sludge can be solidified in the sludge, cannot be absorbed by plant roots, and cannot be diffused into soil and water. Therefore, the sludge dewatered by using the sludge dewatering additive disclosed by the invention cannot cause secondary pollution, and when the dewatered sludge is used as raw material of fertilizer, fuel or building material, secondary pollution cannot be caused.

The invention relates to a production technique of cool boiled water. The technique comprises the following steps: water pretreatment: sequentially carrying out coarse filtration, ultrafiltration, activated carbon filtration, cartridge filtration and primary reverse osmosis filtration on raw water to obtain natural-pH-value clean water with the electric conductivity of less than or equal to 50 mu s / cm; degassing: carrying out degassing treatment on the pretreated clean water to obtain degassed clean water; UHT (ultrahigh temperature) heating sterilization: introducing the degassed clean water into a UHT sterilization machine to carry out heating sterilization; filling: introducing the water subjected to UHT heating sterilization into a filling-screwing integrated machine to complete filling; and cooling: carrying out gradual cooling to obtain the cool boiled water product. The electric conductivity of the cool boiled water finished product prepared according to the production technique is less than or equal to 50 mu s / cm, and the pH value is 5.5-7.5; and the cool boiled water has favorable mouthfeel, has the sensation of boiled water, completely avoids the risk of bromates, is beneficial to microclusters to pass through cell water passages, can be easily absorbed via the human body cells, can accelerate the metabolism of the human body, and is especially suitable for industrialized large-scale production.

The invention relates to a sludge treatment system and method, cell wall of cells in sludge is broken by high temperature and pressure, and cell water in the cells is removed, so that subsequent solid-liquid separation is easier. More importantly, by use of the principle of hydrothermal oxidation, organic matters in the sludge are oxidized in a liquid phase, high temperature and high pressure environment needed for the reaction is maintained by released heat, an efficient heat exchanger is used for preheating a starting material with a reacted material, a closed heat exchanger structure is used, heat loss, caused for the reason that a lot of water vapor is taken away by direct discharge of a gas, can be avoided, the generation of vapor is reduced, water phase change heat consumption energy is reduced, energy investment is reduced, and operating cost is saved.

The invention discloses an electrodialysis oxidation method diaphragm sheet frame sludge dewatering machine which comprises a sludge dewatering machine, wherein the sludge dewatering machine comprises a main rack, a plurality of filtering plates, an electric control box, a sludge inlet, an extruded water tube, a hydraulic device, a hydraulic rod and a water outlet, wherein the plurality of filtering plates are arranged in parallel on the main rack; the outer surfaces of the filtering plates are covered with filtering cloth; the filtering plates are provided with drainage holes, rare earth metal pieces, direct flow guide lines, side filtering plate diaphragm pieces, metal electrode plates and extruded water backflow holes. According to the sludge dewatering machine, due to the adoption of an electric dewatering technique, cell water in sludge can be extracted, and the sludge dewatering effect of a high dry diaphragm sheet frame machine is improved.

The invention relates to the technical field of seed initiation, in particular to a no-heading Chinese cabbage seed initiator, which is prepared from ascorbic acid, calcium chloride, gibberellin, polyethylene glycol, buffer agents and sterilization agents, wherein the concentration of the ascorbic acid is 20 to 200mg / L; the two optimum concentrations of the ascorbic acid in the no-heading Chinesecabbage seed initiator are respectively 50 and 80 mg / L; the buffer agents are one or several kinds of materials of glucose and fumaric acid; the sterilization agents are tetra methylthiuram disulfide.The invention also discloses an application method of the no-heading Chinese cabbage seed initiator. Through the seepage initiation effect of the ascorbic acid, the seed cell water absorption is controlled; the seed gemmation power is favorably improved; the gemmation of the no-heading Chinese cabbage seeds is promoted; the functions of preventing membrane lipid peroxidation, clearing away free radicals and maintaining cytomembrane integrality are realized; the young seedling growth is more facilitated.

Water produced in a fuel cell is managed and / or regulated by an assembly comprising at least one hydrophobic element and a hydrophilic element. The hydrophilic element is in contact with at least one first area of an outer surface of the cathode. The hydrophobic element covers the whole of a face of the hydrophilic element opposite the outer surface of the cathode and comprises at least one through opening releasing an area of said face of the hydrophilic element.

The invention discloses a fuel cell system capable of relieving cell water logging. The system comprises an electric pile for producing electricity by using an electrochemical ration between oxygen-containing gas and hydrogen-containing gas, an air supply device for supplying the humidified oxygen-containing gas for the electric pile, a hydrogen supply device for supplying the hydrogen-containing gas for the electric pile and a cooling device for carrying out heat exchange between heat generated in the power generation process and guided cooling water on the electric pile, wherein the cooling device comprises a cooling water tank, a cooling water pump and a cooling flow passage arranged in the electric pile. The system also comprises a condensing device, for condensing air tail gas, which is arranged at an air outlet of the electric pile; a gas outlet of the condensing device is communicated with the outside; and a liquid water outlet of the condensing device is connected with the cooling water tank. According to the fuel cell system, the cell water logging can be relieved effectively, and the power of the electric pile is improved.

The invention discloses a preparation method of radish pickle. The preparation method is characterized by comprising the following steps of: uniformly cutting radish into 5-8 pieces along the longitudinal section by using a knife, airing under outdoor light, removing water, adding suitable amount of condiments including salt, chicken powder, cooking wine, chilli powder and the like into the aired radish pieces, mixing uniformly, filling in a porcelain jar and compacting, pickling for 7-10 days, and then the radish pickle can be eaten. According to the invention, the radish is aired after being cut, air goes out during picking process, so that water in the radish can be reduced, the phenomena that during the pickling process, water penetrates through cells water is accumulated in the porcelain jar, and the radish easily goes bad are avoided; seasoning components are various, so that the prepared pickled radish is delicious in taste, and tasty and refreshing.

The invention discloses a fruit-cell-water extracting method. The fruit-cell-water extracting method includes the following steps that 1) lemons are cleaned, peeled, subjected to core removing and sliced; 2) the fruits sliced in the step 1 are put into a freezer and cooled to be at the temperature of -15 DEG C to -20 DEG C; 3) the fruits frozen in the step 2 are rapidly transferred into a vacuum drying box, the temperature is increased to be 40 DEG C to 45 DEG C, moisture is collected through a water catcher, and fruit cell water is obtained. The lemon cell water obtained with the method contains multiple lemon-characteristic aromatic substances with the higher content and lemon essential oil with the higher content, it is guaranteed that natural ingredients are not wasted, and the fruit cell water can directly serve as a drinking product or a fruit additive for using, and is purely natural, environmentally friendly and healthy. The extracting method is short in extracting time, high in efficiency, easy and convenient to operate and lower in cost.

The present invention discloses an electrode type sludge pressing belt. The pressing belt is divided into an upper pressing belt and a lower pressing belt according to a filtering belt, wherein the upper pressing belt and the lower pressing belt are annular belts with track structures. An electrode strip on the upper pressing belt is connected with a vertical slide line, and the lower pressing belt is connected with flat slide lines, wherein the two flat slide lines respectively and elastically contact a positive electrode and a negative electrode of a preset 24-120 V direct current power supply. During using the pressing belt of the present invention, the upper pressing belt and the lower pressing belt synchronously perform uniform winding movements, obtain electricity after entering the pressing region, and relatively clamp the filtering belt carrying wet sludge, electrophoresis of the wet sludge is generated under a potential difference condition, and cell water in the wet sludge overflows after wall breaking, and flows toward a lower bridge plate with a negative potential, such that the wet sludge pressing and dewatering efficiency is substantially improved under the combination of the electrophoresis condition and the pressing condition.

A microbiological method of desulfurization (MDS) of hydrocarbon fuels such as coal, coal tar and petroleum uses an aqueous microbial biocatalytic agent which is not significantly reproducing but is still capable of oxidizing inorganic sulfur compounds and / or of selectively cleaving sulfur-carbon bonds in organic compounds, thereby removing sulfur with insignificant losses in fuel value. Microorganisms are selected according to the type of fuel sulfur present and the environment in which the desulfurizing process is to take place. One embodiment allows droplets of highly concentrated cell-water suspensions to pass from the top surface of the fuel through to the bottom, desulfurizing along the way and removing the sulfur products of the process as well. This MDS method can be used during hydrocarbon fuel production, storage, transport, and / or processing conditions, thereby also providing an added benefit in corrosion protection of the vessels used for these functions.

The invention discloses a method for using vitiligo autologous epidermal melanin transplantation cells to divide and activate water, comprising the following steps: using a skin puncher to take a small amount of scalp containing hair follicles from the patient's head, separating and culturing the melanocytes in the hair follicles in vitro; The cultivation, cryopreservation and recovery of melanocytes; the cultivation and expansion of melanocytes; the biological identification of the morphology and function of melanocytes and the stability of genetic traits. In the present invention, a large number of autologous melanocytes are obtained by obtaining melanocytes in autologous scalp hair follicles, cultured and expanded in vitro, and these melanocytes have normal skin melanocyte functions and can normally produce skin melanin. The lack of melanocytes in the skin lesions, so as to achieve the purpose of treating vitiligo. This treatment method is different from the traditional treatment method, autologous cells will not appear rejection, and it does not need to be treated with drugs, and there is no potential risk.

The invention discloses a storage battery heat dissipation device for a new energy automobile. The storage battery heat dissipation device comprises a shell, a condenser and a water pump, wherein a baffle is arranged at the upper end of the left side of the shell; the baffle is rotationally connected with the shell through a rotating shaft, and a sealing strip is arranged at the tail end of the baffle; heat dissipation holes are formed in the left side and the right side of the shell, and dustproof covers are arranged on the outer walls on left side and the right side of the shell; the water pump is arranged at the upper end of the inner wall of the shell, and the water pump is fixedly connected with the shell through a fixed base; a refrigerating piece is arranged on the inner wall of theright side of the shell; the refrigerating piece is fixedly connected with a ventilating fan; supporting columns are arranged at the bottom of the shell; a spring is arranged on the outer wall of each supporting column and is connected with the shell; and the other end of each spring is connected with an automobile chassis. When the device works, a cooling liquid in a water cooling pipe passes through the water pump, enters a cell water cooling pipe through the condenser, and then flows into and flows out of the water pump from the left side of the cell water cooling pipe; and the water pump,the condenser, the water cooling pipe and the cell water cooling pipe form a water cooling circulation system, so that the internal cell can be rapidly cooled.

The invention aims at providing a preparation method of plant cell water. The preparation method has the advantages that the preparation is performed at low temperature, the water source is pure and is free from pollution, the plant nutrient elements and trace elements are contained, the easiness in deterioration is avoided and the easiness in absorbing is realized. The preparation method comprises the following steps of cleaning: cleaning fruits and / or vegetables; juice extracting: extracting the cleaned fruits and / or vegetables, and filtering, so as to obtain primary extracting liquid; low-temperature separation: leading the primary extracting liquid into a freezing machine, and setting the temperature of the freezing machine to -1 to 10 DEG C; standing until freezing liquid formed by the standing and separating of the primary extracting liquid is completely solidified, wherein the freezing liquid contains a juice liquid layer and a cell liquid layer; collecting: collecting cell liquid ice solidified by the upper cell liquid layer from the freezing liquid; filling: filling the cell liquid obtained after the cell liquid ice is melted at room temperature; sterilizing: sending the filled cell liquid into superhigh-pressure cold sterilizing equipment to sterilize, so as to obtain a finished product of the plant cell water. The preparation method has the advantages that destroy to the nutrient components in the fruit and vegetable cell water is avoided, and the natural and pollution-free effects are realized.

The present invention relates to a sludge treatment efficiency improvement system and method, cell wall of cells in sludge is broken by high temperature and pressure, and cell water in the cells is removed, so that subsequent solid-liquid separation is easier. More importantly, by use of the principle of hydrothermal oxidation, ozone is added in an oxidizing matrix, organic matters in the sludge are thoroughly and quickly oxidized in a liquid phase, and sludge treatment efficiency is greatly improved. On the other hand, a catalyst is added into the sludge to reduce the activation energy of the reaction, so that the desired reaction temperature is reduced, energy consumption is saved, reaction speed is further accelerated, productivity is increased, and production cost is reduced.

The invention discloses a continuous electroosmosis sludge drying device which comprises a sludge storage hopper, a water storage tank, a sludge water inlet pipe, a positive electrode mechanism, a negative electrode mechanism, an insulation base plate, a pressure plug cap mechanism and a dry sludge discharge mechanism. The continuous electroosmosis sludge drying device has the advantages that direct currents can be applied to sewage by the positive electrode mechanism and the negative electrode mechanism, sludge particles, with certain applied direct-current voltages, of the sludge and water molecules are separated and shifted towards opposite polar directions, the sludge can be dewatered, and dewatering effects can be adjusted according to the intensity of the applied currents; 'free water' and 'bound water' (cell water) in the sludge can be simultaneously separated from the sludge, and accordingly the sludge can be efficiently dewatered; the 'bound water', which is difficult to be separated, in the sludge can be thoroughly separated from the sludge by means of electroosmosis, and accordingly the dryness of dewatered sludge can be greatly improved; the temperature of the sludge can be increased in dewatering procedures, bacteria which adapt to low-temperature environments can be killed, and accordingly residual medium-high temperature bacterium sterilization effects required by composting treatment can be realized.

The invention discloses a flexibly-packaged cell water-cooling module mechanism of a flexibly-packaged battery cooling system used for an electric vehicle, and aims to solve the problems of high probability of puncturing, large dimensional tolerance, complex assembling process, difficulty in dissipating single cell heat, and the like when an aluminum plastic film is used as external protection in an assembling process. The flexibly-packaged cell water-cooling module mechanism is characterized in that each flexibly-packaged cell is protected by a frame; an insulating water-cooling heat dissipation sheet is arranged on one side of each flexibly-packaged cell; capillary holes are formed in the insulating water-cooling heat dissipation sheet for performing heat exchange with the surface of the flexibly-packaged cell; a foaming plate with buffering and damping effects is arranged on the other side of the flexibly-packaged cell to eliminate expansion of the flexibly-packaged cell; a group of the flexibly-packaged cells are connected in series and in parallel to form a cycling structure of the insulating water-cooling heat dissipation sheet plus the flexibly-packaged cell plus the foaming plate and plus the insulating water-cooling heat dissipation sheet and the like; a cell tab is connected with a current converging plate through an ultrasonic wave welding way; coolant liquid and outlet are formed in end plates; and a liquid flow loop is formed in a module by the coolant. By virtue of the flexibly-packaged cell water-cooling module mechanism, a good heat dissipation effect and long service life of the battery are realized.

The invention relates to a cooling device for a hydrogen cell water suction pump to pump well water to spray water to an asphalt pavement, and belongs to the technical field of new energy conservation and environment protection. A hydrogen cell is arranged in a hydrogen cell power supply box, an electrochemical reaction is carried out by the hydrogen cell and an oxidizing agent through hydrogen fuel, and chemical energy stored by the hydrogen fuel is converted into electric energy. The currents output by the hydrogen cell are input into the water suction pump through an electric lead and a wireless control switch arranged in the middle of the electric lead, power needed by the water suction pump in the operating process is supplied, when the water suction pump works, a water pumping pipe pumps the well water in a deep well, the well water is input into the water suction pump to be pressurized, and the pressurized well water is sprayed on the asphalt pavement for cooling and road protection through a high-pressure water conveying pipe and a water spray gun head. Temperature values on the asphalt pavement are displayed through a temperature meter arranged close to the asphalt pavement, and a wireless temperature sensor arranged on one side of the asphalt pavement constantly sends the continuously-changed temperature values on the asphalt pavement.

The invention relates to a method for processing unrecyclable trash and other organic-laden waste products and to a processing plant for said trash. According to the invention, a waste product containing organic components is heated in a reactor under vacuum to the boiling temperature of water so that the membranes of water-bearing cell structures are destroyed and the heavily organic-laden cell water can be removed along with the exhaust vapors.

The present invention discloses an evaporative cooling air conditioning system for photovoltaic power plant cooling and dust removing. The system comprises an evaporative cooling unit and a power drive unit. The evaporative cooling unit is connected to a photovoltaic cell water spraying unit and an air cooling unit which are arranged to face the photovoltaic cell in a photovoltaic power plant. The power drive unit is connected to an evaporative cooling unit, the air cooling unit and the photovoltaic cell. According to the evaporative cooling air conditioning system, the evaporative cooling technology is applied to the photovoltaic power plant, the effective cooling of a photovoltaic cell is realized, the dust at the surface of the photovoltaic cell can be removed, and the power generation efficiency is effectively improved.

The invention provides a lead-acid storage battery low temperature inner formation test method including the steps of: 1) adding a sulfuric acid electrolyte to the lead-acid storage battery and allowing the lead-acid storage battery to stand in a low temperature water bath tank; 2) low temperature formation: at low temperature, charging the storage battery for two times under different constant current, wherein maximum voltage of the low temperature inner formation is not more than 16.5 V; 3) normal temperature formation: performing multiple times of charging / discharging processes to the lead-acid storage battery under different constant currents to complete the low temperature inner formation of the lead-acid storage battery. The test method effectively reduces required time in the formation, is high in charge conversion efficiency, is low in single-cell water loss of the battery, can avoid problem of yellow spots on separation boards in the battery, is high in uniformity of formationof a positive electrode plate, and can reduce acid fog in a formation workshop.

The invention discloses a visual pipeline automatic alarm and control system in water supply system. The visual pipeline automatic alarm and control system in water supply system comprises a first pressure sensor, a second pressure sensor, a flow meter, an electromagnetic valve, a PLC, an Internet of things controller, a frequency converter, a water pump and a touch display screen. The water pumpis used to transport water from the water tank of the water plant to the water supply stations of various districts, at least two flow meters and at least one solenoid valve are used for being installed in a conveying pipeline between each cell water supply station and a water plant reservoir, at least two flow meters and at least one solenoid valve are used for being installed in a conveying pipeline between each cell water supply station and each user; the pressure sensor is electrically connected with PLC through a transmitter, and the flowmeter is electrically connected with the PLC through a transmitter, the Internet of things controller is electrically connected with the PLC, the touch display screen is electrically connected with the PLC, the PLC controls the power-off of the frequency converter and the working state of the electromagnetic valve through a program, and the output end of the frequency converter is connected with the water pump.

The invention discloses a control method for keeping the constant liquid level of a V-shaped filter in a filtration state and belongs to the field of V-shaped filters and automatic control in the wastewater treatment industry. By utilizing a PLC control system and combining with a pneumatic regulating butterfly valve installed on each V-shaped filter cell water outlet channel inlet pipe in a fieldand used for regulating outlet water flow of the V-shaped filter, an ultrasonic remote-transmission liquid level meter installed in each V-shaped filter cell and a lift pump set outlet water main pipe remote flow meter of a lift pump room installed in front of the V-shaped filter, control of constant liquid level keeping of the V-shaped filter in the filtration state is achieved to solve the problems that in the prior art, due to the fact that the liquid level fluctuation change of the filter is slow and the control has larger hysteresis, the liquid level of the filter fluctuates in a set large liquid level range, water channel overflow is caused, meanwhile continuous control causes frequent actions of the valve, and the service life of the valve is shortened, so that the constant liquidlevel and constant filter speed of the V-shaped filter are kept, and a filter effect is better. The control method has very good economic and social benefits and is high in practicability.

The invention relates to an environmental simulation system, which comprises a centralized cold source system, an air treatment system, a snowfall system, a radiation cell water system and a floor heating water system, wherein the centralized cold source system is connected with the air treatment system, the snowfall system, the radiation cell water system and the floor heating water system. According to the technical scheme provided by the invention, under effects of five systems, the requirement of multiple test functions can be met, influences of the environment on the comfort by a tested device can be tetsed, the heating and cooling capacity at the radiation tail end of the tested device and the energy-saving test and research on a heating product can also be tested.

The invention discloses a method for preparing pickled vegetables by ultrasonic assisted and vacuum decompression technology. The method includes desalting low salt salted vegetables, adding water andalliinase, conducting 1000W ultrasonic treatment for 10 min, taking out pickled vegetables and placing the vegetables in a vacuum pickling machine, adding marinade, treating the vegetables at 0.08-0.09 MPa for 30 min, standing for 6-12 h, taking the vegetables out and packaging to obtain a finished product. After ultrasonic treatment of the pickled vegetables, the cell water binding capacity of plant tissues of the pickled vegetables is decreased, and theplasmolysis is further improved. On one hand, the brittleness of the product is improved; on the other hand, flavor substances can enter tissue cells easily. In addition, the alliinase is added into the low salt salted vegetables for ultrasonic treatment before pickling, the crisp texture and the good special spicy taste can be formed favorably in the vegetables, the better taste can be achieved, and the method is simple in process and suitable for large-scale production.

The invention discloses a seed melon cell water production method based on mechanical wall breaking. The seed melon cell water production method based on mechanical wall breaking comprises the steps of carrying out soaking, low-position lifting, bubbling cleaning, spray cleaning, secondary online detection screening and high-position lifting on a mature seed melon after primary screening of the mature seed melon so as to lift the mature seed melon into a breaking seed extractor; carrying out three-stage mechanical wall breaking on the whole seed melon by using the breaking seed extractor, a melon rind breaker and a two-way pulping machine; realizing mechanical wall breaking of all cells in melon pulps and melon rinds so as to obtain a rind and pulp mixed juice cloudy liquid; carrying out primary solid-liquid separation on the mixed juice cloudy liquid by using a horizontal spiral centrifuge; and then pumping a separated supernatant liquid into a disc separator; pumping the seed melon supernatant liquid separated by the disc separator into an ultrafiltration apparatus to carry out cross flow filtration on the seed melon supernatant liquid to obtain an ultrafiltration supernatant liquid; filtering the ultrafiltration supernatant liquid by using a nanofiltration apparatus, wherein the filtered supernatant liquid is seed melon cell water; carrying out online sterilization on the seed melon cell water by using ultraviolet and ozone equipment so as to obtain sterile clear and transparent seed melon cell water. The seed melon cell water production method based on mechanical wall breaking, disclosed by the invention, has the advantages of simple operation and high efficiency and is suitable for mass production in production lines.

The invention discloses a potato cell water protein extraction process. The process comprises the steps that a, potato cell process water is subjected to hydrocyclone separation; b, impurities are filtered out through a screen; c, the water enters a pipeline mixer through a conveying pump and a flow measuring device; d, a flocculating agent and a coagulant aid are injected in a flocculating agent preparation tank, the temperature is raised to 35 DEG C, and the mixture is mixed to be uniform and then conveyed into the pipeline mixer through a quantitative conveying pump; e, the PH value of potato cell water feed liquid is regulated, a 6N-HCl reagent is pumped into the pipeline mixer by the quantitative pump through an acid preparation tank, and the PH value is regulated to 3; f, the potato cell water feed liquid is put in a maintaining tank for a stationary reaction and then centrifuged in a centrifugal machine under the centrifugal condition of 3,500 rpm for 10 minutes, and the obtained crude protein product is dried in an airflow dryer through a spiral feeder and then weighed, packaged and sealed; g, obtained clear liquid is discharged after the PH value is regulated. Protein in the potato protein process water can be removed efficiently at a time.