46results about How to "No input" patented technology

The invention discloses an enzyme for catalyzing formaldehyde to synthesize hydroxyl acetaldehyde and an application thereof. In the invention, through site-directed mutation of BFD, a mutant of the enzyme is found; and by means of the mutant of the enzyme, high-effect polymerization of the formaldehyde is achieved; meanwhile, through F / XPK, generation of acetyl phosphoric acid from the hydroxyl acetaldehyde or 1,3-dihydroxyacetone is achieved; with combination of phosphotransacetylase (Pta), a route from the formaldehyde to acetyl coenzyme A is achieved in three steps with the enzyme, thereby creating a new formaldehyde assimilation route, namely, synthesizing the acetyl coenzyme A from the formaldehyde in three steps. The route is short and is free of carbon loss and ATP input.

The invention relates to a method for extracting lignin via paper liquor biological acidification-flocculation deposition, wherein said method comprises: the paper liquor is stored into the liquor storage; adding solid organic into biological acidification reaction container, to ferment and generate organic acid liquid, while the ferment temperature is 2-40Deg. C for 4-5 days; when the pH value of ferment liquid in the reaction container is reduced to 5-6; and the volatile fatty acid number (VFA) is 2-80mol / L at acetic acid density, to pump the acid liquid into the ferment acid liquid storage; mixing the liquor with the ferment acid liquid, depositing, and entering into the container, and discharging some; dewatering the deposit, drying to obtain the lignin.

The invention provides a device for grain drying, which mainly includes a hot air radiation bin and a heat source generator located therein, wherein the heat source generator includes a pulse burner and an infrared radiator. The grain drying device of the invention combines pulsating combustion, infrared radiation and hot air convection to simultaneously heat the grains by side-heating infrared radiation and high-frequency hot air convection with high temperature and high frequency oscillating airflow. Compared with the traditional method, the device has low fuel consumption rate and low power consumption rate, and the drying precipitation rate is increased, which greatly improves the drying efficiency.

The invention discloses a method, an intelligent gateway and a system for enabling multiple terminals to quickly log in to a website. The method comprises steps: a website access request of an internet terminal is received, wherein the website access request comprises the terminal identity of the internet terminal and a target website address; according to the terminal identity of the internet terminal, whether the internet terminal is a trusted terminal is judged; if the internet terminal is the trusted terminal, whether the target website is a trusted website is judged according to the target website address; if the accessed website is a trusted website, account password information corresponding to the target website address is queried according to the target website address; the account password information is added to the website access request; and the website access request after the account password information is added is sent to a website server. Account password filling is automatically completed for the user through the intelligent gateway, and thus, when the user accesses the internet through multiple terminals in a home network, login to the website without account input is realized.

The invention relates to a method for quickly enhancing aerobic fermentation compost temperature, which comprises the following steps: (a) preparing cocoanut active charcoal; and (b) in the early stage of the aerobic fermentation compost temperature rise period, adding the prepared cocoanut active charcoal into livestock manure at one time, thereby quickly enhancing the fermentation temperature to 80 DEG C above. The method provided by the invention fully utilizes the characteristic of high temperature rise speed of carbon, and has the advantages of short compost temperature rise fermentation time, low energy consumption and low cost.

The invention discloses a power-free aerobic biological treatment method for rural domestic sewage, belongs to sewage treatment (C02F), and mainly aims to solve the problems of large civil engineering quantity, high investment cost, huge aerobic aeration energy consumption and the like existing in the conventional domestic sewage treatment process. According to the technology, a power-free aerobic air channel comprehensive treatment system is invented by using the advantage of rich mosses and bamboo for weaving in rural areas. The method comprises the following steps: introducing sewage into a water distribution groove through a water inlet branch tube valve, and uniformly distributing the sewage at the bottom of the water distribution groove to complete primary natural aeration; introducing the sewage into an upper layer moss filling area, a middle layer moss filling area and a lower layer moss filling area of a bamboo basket in the water distribution groove in a drip irritation way, performing automatic oxygen aeration by using the power-free aerobic air channel comprehensive treatment system to complete secondary natural aeration, and gradually purifying the sewage under the actions of filtration, adsorption, degradation and the like of the mosses and microorganisms. The system has the advantages of no need of manual aeration, no power consumption, no need of building complex buildings, small engineering quantity, no equipment investment, easiness and convenience in operation and capability of realizing unmanned operation, and is suitable for treatment of medium and low-concentration domestic sewage in rural areas.

The invention relates to the technical field of water purification treatment equipment and provides a treatment system for sea water desalination and water purification. The treatment system comprises a settling tank, a water tower, a fresh water tank and a purified water tank, which are orderly connected by use of pipelines; the water tower is arranged on a water tower base having a certain height; a pressure pump is arranged on the pipeline connected between the settling tank and the water tower; a water inflow chamber is arranged at the water inlet of the pipeline of the settling tank; a primary filter layer is connected to the surface of the water inflow chamber; the primary filter layer comprises a plurality of layers of filter screens dope with graphene or graphitic alkyne; the fresh water tank is provided with a secondary filter layer transversely penetrating through the middle of the fresh water tank; the secondary filter layer comprises a supporting substrate and a graphene or graphitic alkyne nano-film attached on the supporting substrate. The water purification treatment system is high in water purification treatment speed, good in water purification treatment effect, high in water purification treatment universality and low in water purification treatment cost.

A method for collecting physiological signals of a human body. The method comprises: connecting a first end of a rigid rope (12) to at least one spring (11) in a spring mattress (10), and extending a second end of the rigid rope (12) to the side edge or the outside of the spring mattress (10), the part between the two ends of the rigid rope (12) being in a tension state; collecting vibration data of the second end of the rigid rope (12) by means of a vibration collection sensor (20); and parsing out physiological signals of the human body according to the vibration data. Also disclosed are a spring mattress (10) using the method and a system for collecting physiological signals of a human body. By using the method, it is unnecessary to arrange a sensor in the spring mattress (10), so that physiological signals of the human body can be collected conveniently, and costs are reduced.

The invention provides a semi-controlled intelligent high-power arc-free DC bus contact device (DCS), which is characterized in that a controller A, a mechanical main switch (contact switch) K, a power electronic main switch (non-contact main switch) are provided. switch) T1 and its dynamic reverse bias control circuit, its dynamic reverse bias control circuit is composed of diode D, power electronic control switch (non-contact control switch) T2, voltage source E, capacitor C, K and T1 are connected in parallel DC switch dual channel, connected between the DC emergency power supply (E02) and the DC output load (OUT), through the intelligent control of A to ensure: when the emergency power supply is turned on, the non-contact switch channel is connected first and the mechanical switch channel is connected last. When exiting, the mechanical switch channel is broken first and the non-contact switch channel is then broken, so as to avoid arcing when the DC circuit is turned on and off under load, and through the timely conduction of T2 to solve the problem that the semi-controller T1 cannot turn off the DC under load.

The invention belongs to the technical field of metallurgical iron-making devices, and specifically relates to a blast-furnace slag processing system. The blast-furnace slag processing system mainly comprises a bottom filter chamber group, a horizontal flow chamber and a circulating water chamber, wherein the bottom filter chamber group is arranged closely adjacent to a casting house in the long and narrow spare space at the casting house side and is positioned above the ground level, the horizontal flow chamber and the circulating water chamber connected in series are arranged behind the bottom filter chamber group, and the horizontal flow chamber and the circulating water chamber are positioned under the ground level. The invention is characterized in that the overall system is arrangedclosely adjacent to the casting house side, thereby avoiding the long distance conveyance of the slag-water slurry; and the bottom filter chamber is positioned above the ground level, thereby fully making use of the space in the horizontal plane and the vertical plane at the casting house side. The invention has the advantages of small occupied area, simple equipment and facility, low construction investment, low operating cost, convenient operation and maintenance and environmental friendliness, and achieves the effects of environmental protection, high efficiency and energy saving. The invention can be widely used in the blast-furnace slag processing system, and can also be used in other slag-flushing processing systems.