34 results about "Hull cell" patented technology

The invention provides a method of etching a single integrated assembly on a flexible PI substrate CIGS hull cell through lasers. The method comprises the following steps: step 1, the lasers are used for etching the cell from a top electrode to the upper surface of a PI substrate to form a first channel; step 2, the first channel is coated and filed with insulating cement; step 3, the lasers are used for etching the cell from the top electrode to the upper surface of a back electrode to form a second channel; step 4, the second channel and the top electrode are coated with silver paste, and the silver paste spreads from the top of the second channel and goes beyond the top of the first channel; step 5, the lasers are used for etching the cell from the top electrode to the upper surface of a high resistance layer to form a third channel, and then intraconnection of the CIGS hull cell is completed. According to the method, intraconnection of the cell is conducted after the CIGS hull cell finishes growing, as a result, the situation that different layers of materials are required to be etched respectively after sedimentation in traditional separating type etching can be avoided, the processing efficiency of intraconnection of the cell is improved, and material cost is low.

The invention discloses a production process for electroplating grade potassium pyrophosphate. The production process comprises the following steps of taking 85 percent phosphoric acid and 48 percent potassium hydroxide as raw materials; performing a neutralization reaction in a neutralization reaction kettle, and controlling the pH value of slurry to be 8.5 to 9.5; filtering the slurry by a fine filter, then feeding the slurry into a slurry storage tank, and keeping the temperature of the slurry in the storage tank to be 70 to 90DEG C; feeding the slurry in the storage tank into an evaporation and concentration device for concentrating; then feeding a concentrated solution into a continuous crystallization device for performing continuous crystallization operation; after centrifugal treatment, returning filtrate to the evaporation and concentration device and enabling a potassium dihydrogen thophosphate crystal to enter vacuum drying equipment for performing vacuum drying treatment; conveying a dried material into an indirect heating dynamic polymerization furnace and polymerizing to form potassium pyrophosphate; cooling, breaking, screening and packaging to obtain a finished product. Compared with electroplating grade potassium pyrophosphate on the market, the electroplating grade potassium pyrophosphate obtained by the invention has the advantages of higher dissolution speed, higher purity, more excellent complexing power and better Hull cell test results.

The invention discloses a method for processing chrome-containing tanned wastewater and recycling chrome metal. The method comprises the steps of simply preprocessing the tanned wastewater to remove solid impurities; putting a chrome-containing tanned waste liquor with the solid impurities removed in a hull cell, adding a small amount of carbamide, a proper amount of boric acid and methyl alcohol to adjust pH; taking an iridium-plated DSA (Dimensionally Stable Anode) polar plate as a positive pole, taking a plated part which is deoiled and polished before the plated is plated as a negative pole, and placing the positive pole and the negative pole in an electroplating bath; connecting a pulse power supply; adjusting the space between polar plates to be 7.5cm and adjusting voltage so that the potential of the negative pole electrode is kept between -0.96V and -1.1V, and the current density is 8-35A / dm<2>; and mechanically stirring and electrolyzing. Compared with the existing alkali precipitation technology, the method provided by the invention has the advantages that the content of Cr in produced water of the chrome-containing tanned wastewater processed by the method is obviously reduced; the content of chrome in the wastewater can be greatly reduced; the metal chrome can be recycled; and the problems of a large amount of chrome-containing sludge and high treatment cost in the existing tanned wastewater alkali precipitation technology can be solved.

The invention relates to a power source compensation device and method based on a solar cell. A charging device is connected with a control circuit or a power source control system integrated in an electric appliance and is the solar cell. The method includes the following steps: the charging device is connected to an electric appliance power connector, the electric appliance carries out voltage-current scanning on the output of the charging device through a microprocessor, when the absolute value of the difference between a detected open-circuit voltage value and a set voltage value is smaller than a threshold value, the microprocessor gives a control signal to a switch power source controller to enable the switch power source controller to control a switch power source to enable the output voltage of the charging device to be output to the switch power source at the set voltage, and the switch power source charges an electric appliance electricity-storage device at a fixed voltage value. By means of the power source compensation device, the hull cell is used as the power source; in addition, the stable voltage can be output to charge the electric appliance, and the power source compensation device and method can be widely used for different electric appliances.

The invention discloses a sputtering target material preparation process based on a plasma spraying technology. The process comprises the steps that to-be-sprayed powder is processed to be within theparticle size range used for plasma spraying; the surface of a bottom board is subjected to surface treatment meeting the plasma spraying; the prepared to-be-sprayed powder is sprayed to the treated surface of the bottom board through a plasma spraying machine; and the sprayed bottom board is cleaned and detected. The sputtering target material preparation process uses the plasma spraying technology for preparing a target material, and the target material gas the high compactness (with the relative density of 93%) and high purity the same as primary powder materials; and compared with a hot pressing or sintering method, the preparation process not only can meet the preparation requirements of large-size target materials meeting the production demands of hull cells, but also can be used formanufacturing of target materials for electrode materials.

The invention discloses a tinning operation process. The tinning operation process is characterized by comprising the following steps: 1) ensuring that the water level and temperature of each cylinder are in normal states, wearing working boots and acid-and alkali-resistant gloves or fingerstalls according to production requirements and ensuring that a swing, a circulating pump, a direct current source and a pump are in normal states; 2) scrubbing a tinning bath; 3) injecting industrial pure water accounting for 1 / 4 of a standby bath into the standby bath, slowly adding metered sulfuric acid under stirring, adding metered copper sulphate in virtue of heat released in dissolving of sulfur acid in water and carrying out stirring until complete dissolving is realized, wherein temperature should not exceed 60 DEG C; 4) adding 1 to 2 ml of hydrogen peroxide into each L of a solution obtained in the previous step and carrying out violent air pumping and stirring for one to two hours; 5) phosphor copper treatment of a positive electrode; 6) taking out a soaked positive electrode bag, draining the positive electrode bag through dripping and sleeving the bag with titanium blue; and 7) carrying out sample and analysis, adjusting the components of a reagent solution to a controlled range, carrying out electrolytic treatment with an electrolysis plank at a rate of 2.0 A / dm<2> for 2 h, then carrying out electrolysis at a rate of 0.5 A / dm<2> for 3 to 4 h and adjusting the content of a luminescence agent to a normal range by using a Hull cell before trial plating. The tinning operation process is simple and clear and can improve operation speed and electroplating effect.

The invention, belonging to lithium ion hull cell technical field, relates the method for preparation of LLTO used for solid state thin film lithium battery. The invention adopts the electron-beam vapor deposition method to prepare LLTO, comprising the following characteristics: large film deposit area, big deposition rate, and lithium ion ionic conductivity being 2*10-7S / cm. The LiCoO2 or LiMn2O4, LiPON and antiabrasion layer film, which are made with the method of radio-frequency magnetic control sputtering, and the metallic lithium anode film made with the method of vacuum heat evaporation are assembled to solid state thin film lithium battery. The specific capacity of cell is 45mAh / cm2-mum and 24mAh / cm2-mum, and the cycle index is up to 150 times. So the LLTO solid state electrolyte thin film made by the method of electron-beam evaporation can be used in solid state thin film lithium battery.

The invention discloses a Hull cell structure used for plating solution detection, comprising an outer tank, an inner tank, a first anode, a first cathode, a second anode, a second cathode, a heating rod, a motor, a stirring shaft, and a through hole and the top edge; the outer tank is located outside the inner tank, two parallel side walls of the inner tank are provided with through holes, and the other two pairs of sides of the inner tank are respectively equipped with a first anode and a first cathode, so The outer tank and the inner tank are connected through through holes, the two opposite sides of the outer tank are respectively provided with a second anode and a second cathode, the outer tank is provided with a heating rod, and the stirring shaft is installed on Inside the outer tank. The invention has a large capacity of ferrying liquid, and under the action of stirring blades, the ferrying liquids of the inner tank and the outer tank are connected with each other, thereby avoiding the impact on the experimental results caused by the rapid change of the ferrying liquid. The invention has double-layered inner tanks and outer tanks, increases the capacity of the liquid during the experiment, and can test four test pieces at the same time, thus improving the test efficiency.

The invention discloses a production process for electroplating grade potassium pyrophosphate. The production process comprises the following steps of taking 85 percent phosphoric acid and 48 percent potassium hydroxide as raw materials; performing a neutralization reaction in a neutralization reaction kettle, and controlling the pH value of slurry to be 8.5 to 9.5; filtering the slurry by a fine filter, then feeding the slurry into a slurry storage tank, and keeping the temperature of the slurry in the storage tank to be 70 to 90DEG C; feeding the slurry in the storage tank into an evaporation and concentration device for concentrating; then feeding a concentrated solution into a continuous crystallization device for performing continuous crystallization operation; after centrifugal treatment, returning filtrate to the evaporation and concentration device and enabling a potassium dihydrogen thophosphate crystal to enter vacuum drying equipment for performing vacuum drying treatment; conveying a dried material into an indirect heating dynamic polymerization furnace and polymerizing to form potassium pyrophosphate; cooling, breaking, screening and packaging to obtain a finished product. Compared with electroplating grade potassium pyrophosphate on the market, the electroplating grade potassium pyrophosphate obtained by the invention has the advantages of higher dissolution speed, higher purity, more excellent complexing power and better Hull cell test results.

The invention discloses a multifunctional Hull cell system. The system comprises a regulating cell, a Hull cell and an electrodeposition cell, wherein a cathode clamping unit is arranged in the electrodeposition cell and comprises a clamping bar, a locating plate and fixing parts; the clamping bar is provided with a straight channel; the axis of the straight channel is parallel to a cathode wall; the regulating cell, the Hull cell and the electrodeposition cell share a bottom plate; the Hull cell and the electrodeposition cell share the cathode wall; the Hull cell and the regulating cell share a short side wall; the electrodeposition cell and the regulating cell share a side wall; a row of liquid inlets is formed in bottom plates of the Hull cell and the electrodeposition cell respectively; a liquid outlet is formed in a bottom plate of the regulating cell; overflow ports are formed in the short side wall of the Hull cell and the side wall of the electrodeposition cell. The system has the advantages that the functions of the system are further perfected; not only does the system have all the functions of existing conventional Hull cells but also the system can evaluate the distribution characters of the indexes of electrodeposition layers, such as internal stress, hardness and thickness, under the process condition of being close to production; the system has a simple structure and is low in cost.

The invention provides an insulation process of a motor stator punching sheet for an electric vehicle, which comprises the steps of surface processing, protection, preheating and dip-coating curing of the motor stator punching sheet sequentially. The step of protection comprises the following sub steps that: a rotating shaft protection tool is connected at the position of a shaft hole of the motor stator punching sheet; and a hull cell protection tool is connected into a rebate of the hull cell. The hull cell protection tool comprises a protection block of a shape corresponding to that of therebate of the hull cell and at least one pin. The step of dip-coating curing sequentially comprises the following steps of: firstly, placing the motor stator punching sheet in a fluidized bed; secondly, powdering; and finally, carrying out leveling processing. An insulating layer is formed on the surface layer of the motor stator punching sheet processed by the insulation process, the motor stator punching sheet can be direct subjected to subsequent processes such as wire insertion and the like and insulation paper and bamboo sticks in a stator punching sheet slot are reduced, and thus, the weight of a motor stator is reduced. The dip-coating of insulating powder is carried out in the fluidized bed, so the automation degree is improved, uniform dip-coating is ensured, the quality of the insulating layer is assured and the demand for batch production is met.

The basic cyanide-free zincate galvanizing brightener and its composition brightener are copolymerized polymers produced by random copolymerization of compounds in the following molar ratios, the compounds and their molar ratios being: at least one nitrogen-containing Cyclic compound: at least one hydroxylamine: at least one di-tertiary amine containing acyl or sulfonyl group: epihalohydrin and / or glycerol halohydrin=0.5~5.0: 0.5~4.0: 0.5~5.0: 4.0~10.0; The preparation method is as follows: heating the nitrogen-containing heterocyclic compound, hydroxylamine, di-tertiary amine containing acyl group or sulfonyl group and an appropriate amount of water in the above formula, and adding epihalohydrin and / or glycerin halohydrin while stirring , the temperature is controlled below the reflux temperature, the time is 0.5-2 hours, then the temperature is raised to the reflux temperature, and the temperature is kept for 4-10 hours; the invention is easily soluble in water and alkaline solution, and is applied in the alkaline cyanide-free galvanizing process , The range of current density is wide, the total current of the Hull cell is 3A, the high current area does not burn, and the coating with excellent physical properties and bright mirror surface can be obtained, and the cost is low.

The invention discloses a solar film automobile energy-saving air purification system. The system comprises a power supply module and an air purification module. The power supply module comprises a solar hull cell, a photovoltaic controller, a storage battery and a power management controller. The air purification module comprises an air circulation device and an air treatment device. An automobile roof and an automobile body of an automobile are covered with the solar hull cell. The photovoltaic controller converts solar energy into electric energy to communicate with the storage battery. The storage battery can be connected with an external power source as well and can be used for standby charging under the condition that solar energy is not available. The power management controller controls the air purification system to work. By the adoption of the air purification system, the solar energy is mainly converted into the electric energy for supplying power, cleanliness and environment friendliness are achieved, water serves as a purifying medium in the air purification device and is low in price, easy to obtain and free of pollution, and therefore the air purification system is quite high in application and popularization value.

The invention relates to a power compensation device based on a solar battery. A charging device is connected with a control circuit or a power control system integrated in an electrical appliance; the charging device is a solar battery. The method includes the following steps: the charging device is connected to the power interface of the electrical appliance, and the electrical appliance performs voltage-current scanning on the output of the charging device through a microprocessor, and when the absolute value of the difference between the detected open circuit voltage value and the set voltage value is less than the threshold value , then the microprocessor gives the switching power supply controller a control signal, so that the switching power supply controller controls the switching power supply to output the output voltage of the charging device to the switching power supply at a set voltage, and the switching power supply uses a fixed voltage value to charge the electrical storage device. The device of the present invention uses a thin-film battery as a power source, and can output a stable voltage to charge electrical appliances, and is widely used in different electrical appliances.

The invention provides a method of etching a single integrated assembly on a flexible PI substrate CIGS hull cell through lasers. The method comprises the following steps: step 1, the lasers are used for etching the cell from a top electrode to the upper surface of a PI substrate to form a first channel; step 2, the first channel is coated and filed with insulating cement; step 3, the lasers are used for etching the cell from the top electrode to the upper surface of a back electrode to form a second channel; step 4, the second channel and the top electrode are coated with silver paste, and the silver paste spreads from the top of the second channel and goes beyond the top of the first channel; step 5, the lasers are used for etching the cell from the top electrode to the upper surface of a high resistance layer to form a third channel, and then intraconnection of the CIGS hull cell is completed. According to the method, intraconnection of the cell is conducted after the CIGS hull cell finishes growing, as a result, the situation that different layers of materials are required to be etched respectively after sedimentation in traditional separating type etching can be avoided, the processing efficiency of intraconnection of the cell is improved, and material cost is low.