44results about How to "Fully cracked" patented technology

The invention relates to a high-strength high-ductility low-density steel plate of the 1200 MPa grade and a manufacturing method thereof. The high-strength high-ductility low-density steel plate is prepared from the following components according to mass percent: 0.7 to 1% of C, 13 to 20% of Mn, 8 to 11% of Al, 1 to 4% of Ni, less than 0.1% of Si, less than 0.01% of S, less than 0.01% of P, 0 to 0.1% of Ti, 0 to 0.1% of Nb and 0 to 0.15% of V; the tensile strength is 1200 to 1300 MPa, the elongation is 30 to 40%, and the density is 6.5 to 7 g / cm<3>. The manufacturing method comprises the following steps of (1) smelting molten steel according to the components, and pouring; (2) heating to 1100 to 1200 DEG C, performing hot rolling after heat preservation, and performing water cooling to theroom temperature after hot rolling is finished; (3) heating to 900 to 1100 DEG C, and performing water cooling after heat preservation; (4) performing cold rolling after pickling; and (5) heating to800 to 1000 DEG C, and performing air cooling after heat preservation. The low-density steel plate has high strength and high ductility.

The invention relates to the technical field of a clean energy source, in particular to a coal and biomass mixing process. The mixing liquification of coal, biomass and oil is creatively realized forthe first time. Firstly, coal and biomass raw materials are subjected to treatment of crushing, compression and secondary crushing; then, slurry is prepared; biomass coal oil slurry with high solid content and capability of being stably conveyed by a pump is successful obtained, so that high-viscosity waste oil which cannot be used as a coal and biomass liquification solvent in the prior art can also be utilized. Hydrogen gas is introduced into the biomass coal oil slurry for reaction, so that coal and biomass are liquified at high pressure and high temperature; then, cracking and hydrogenation reaction are further performed, so that the conversion of coal and biomass into biological oil is realized. The process provided by the invention has the advantages that the coal and biomass conversion rate can reach 90 to 99 percent; the yield of the biological oil can reach 60 to 80 percent; the residue quantity is not higher than 2.5 weight percent.

The invention relates to the technical field of clean energy, and specifically provides a multi-grade liquefying technology of coal and biomass. The technology is characterized in that the coal and the biomass raw materials are processed by crushing, compressing and crushing again, then the sizing is prepared, so that biomass diesel oil which is high in solid content and can be stably conveyed through a pump can be obtained; high-viscosity waste oil which cannot be used as a coal and biomass liquefying solvent in the prior art can be utilized. According to the technology, coal and biomass canbe liquefied under high pressure and high temperature in the existence of proper volume of water; the liquefying product is sequentially subjected to primary cracking, hydrogenation reaction and deepcracking and hydrogenation reaction under the effects of resisting hydrogen and a first catalyst and a second catalyst, so that the coal and the biomass can be converted into biomass oil, and the biomass oil can be refined; the conversion rate of the biomass and the coal is up to 95-99%; the yield of the biomass oil is up to 70-80%; and moreover, the residue content is less than 2.5%.

The invention relates to the field of bioenergy, and in particular relates to a multi-stage liquefaction process of biomass. The multi-stage liquefaction process comprises the following steps: preparing slurry containing a first catalyst and the biomass, and introducing hydrogen into the slurry to perform first-order hydrogenation reaction; and then adding a second catalyst, and introducing the hydrogen into the slurry to perform second-order hydrogenation reaction to finally produce bio-oil; wherein the pressure for the first-order hydrogenation reaction and the pressure for the second-orderhydrogenation reaction both are 13 to 25 MPa, the temperature for the first-order hydrogenation reaction is 200 to 350DEG C, and the temperature for the second-order hydrogenation reaction is 380-480DEG C. The multi-stage liquefaction process of the biomass has the advantages of high reaction efficiency, no coke production and high liquid yield.

The invention relates to the technical field of clean energy sources, and particularly provides a multi-stage liquefying technology of coal and biomass. The multi-stage liquefying technology comprisesthe following steps of firstly, compressing the coal and biomass raw materials, crushing, and crushing again; preparing into a slurry, so as to successfully obtain biomass water coal slurry which hashigh solid content and can be stably conveyed by a pump. The multi-stage liquefying technology of coal and biomass has the advantages that the coal and the biomass are hydrolyzed at high pressure andhigh temperature, and the hydrolyzed product is sequentially subject to primary cracking, hydrogenation reaction, deep cracking and hydrogenation reaction under the actions of critical hydrogen, a first catalyst and a second catalyst, so as to convert the coal and biomass into bio-oil and refine the bio-oil; the conversion rate of biomass and coal can reach 97 to 99%, the yield rate of bio-oil can reach 70 to 80%, and the amount of residues is lower than 3%.

The invention provides a one-pot liquefaction process of biomass. The slurry preparation steps comprise: sequentially carrying out drying, primary crushing, compressing and secondary crushing on vegetable oil residue, mixing the obtained vegetable oil residue, a catalyst and a vulcanizing agent to obtain a mixture, and adding the mixture to water to obtain the slurry with the vegetable oil residueconcentration of 40-50 wt%. According to the present invention, the vegetable oil residue is sequentially subjected to compressing and secondary crushing, wherein the loose vegetable oil residue is sequentially subjected to re-disposition, mechanical degeneration and other stages by compressing the biomass so as to substantially reduce the volume of the vegetable oil residue, such that the density and the specific gravity can be increased, the vegetable oil residue can be easily dispersed in the water, the vegetable oil residue content in the water can be increased, the biomass conveying amount of the pump per unit time can be increased so as to improve the efficiency of the whole biomass liquefaction process and reduce the industrial cost and the energy consumption, and the smooth operation and transportation of the pump can be achieved.

The invention relates to the field of biological energy, in particular to a process for producing fuel oil and chemical materials by utilizing biomass. The slurry is prepared by the following steps: performing drying, primary crushing, compression and secondary crushing on straws, mixing the powder, a first catalyst and a vulcanizing agent to obtain a mixture, adding the mixture into an oil product, and grinding to prepare slurry, namely the biomass slurry with the straw concentration of 30 to 60 percent by weight. The straws are initiatively subjected to the treatment process for compressingand crushing for the second time, the biomass is subjected to compression treatment, and the loose straws are subjected to the stages of ranking again, mechanical degeneration and shaping rheology, sothat the density and the specific gravity of the straws are increased, the straws are dispersed into the oil product, the content of the straws in the oil product can be increased, the concentrationof the reaction materials is increased, the quantity of conveying the biomass by the pump within unit time is increased, stable operation and conveying of the pump are guaranteed, and the conversion rate of the biomass and the yield of the oil phase are increased.