Abstract: The present invention discloses thermophilic ethanol-resistant ?-glucosidase and an encoding gene and application thereof. The amino acid sequence of the thermophilic ethanol-resistant ?-glucosidase of the present invention is as shown in SEQ ID NO: 2, and the nucleotide sequence of the encoding gene is as shown in SEQ ID NO: 1.

Abstract: A three-dimensional simulating device for the stratum stability in natural gas hydrate exploitation includes a three-dimensional model located in an environmental control unit, an axial pressure control unit, and a post-processing unit. An inner cavity of the three-dimensional model is divided into a sealed simulating cavity and a sealed axial pressure sealing cavity by an axial pressure sealing piston arranged in the inner cavity. A vertical well and a horizontal well stretch into the simulating cavity. The axial pressure control unit, the environmental control unit, and a plurality of sensors in the three-dimensional model are electrically connected to the post-processing unit.

Abstract: A natural gas hydrate drilling simulation device, includes a hydrate rock core simulation system, a drilling system, a drilling fluid injection system and a drilling fluid treatment system. The hydrate rock core simulation system includes a hydrate formation simulation wellbore, an artificial rock core, a water bath jacket and low temperature water bath. The drilling system includes a bracket, a high pressure rotary connecting device, a hydraulic device and a drilling device. The drilling fluid injection system includes a mud tank, a drilling fluid flowmeter, mud pumps and an overflow valve. The drilling fluid treatment system includes a high pressure sand remover, a back pressure and overflow control system, a gas-liquid separator, a dyer, a gas flowmeter, a liquid flowmeter and a mud treatment tank. This natural gas hydrate drilling simulation device performs simulation experiments under a variety of downhole working condition environments.

Abstract: A method for preparation of an organohalosilane represented by formula I is disclosed. The method comprises: contacting an alcohol with metal sodium to yield a sodium alcoholate; contacting the sodium alcoholate with a halogen silane compound for an etherification reaction; and adding dropwise a fluorinating agent for a fluorination reaction. The organohalosilane is used for preparation of an electrolyte solution of a non-aqueous lithium ion battery.

Abstract: The present invention discloses a process for preparing a functionalized choline chloride ionic liquid as defined in formula (I), and thereof use in an electrochemical energy storage device, as an electrolyte solution or an additive for a lithium ion battery and a supercapacitor. The ionic liquid electrolyte material has better biocompatibility, flame retardance, high ionic conductivity, low viscosity, and wide electrochemical window. wherein R1 is selected from the group consisting of: (CH2?CH—(CH2)n)—, CN(CH2)n—, or R23Si—; R2 is selected from CH3—(CH2)m—, n is an integer selected from 1 to 3, m is an integer selected from 0 to 2; or one of R2 is (CH3)3Si—O—. Anion A in Formula I is selected from the group consisting of: Cl?, Br?, I?, BF4?, NO3?, SO42?, CF3COO?, CF3SO3?, (CF3SO2)2N?, PF6?, BF2C2O4?, or B(C2O4)2?.

Abstract: A floating eagle type wave power generating device includes an eagle-head-shaped wave absorption floating body, a ship-shaped underwater appendage and a door-shaped support arm. The eagle-head-shaped wave absorption floating body is fixedly connected with an upper end of the door-shaped support arm. A lower end of the door-shaped support arm is connected with first hinges. The first hinges are fixedly connected with the ship-shaped underwater appendage through a base. The door-shaped support arm, together with the eagle-head-shaped wave absorption floating body, can rotate around the first hinges. L-shaped underwater appendages, mounted at two ends of the ship-shaped underwater appendage, are connected with the ship-shaped underwater appendage through second hinges and can rotate around the second hinges. A main floating body is arranged above the ship-shaped underwater appendage and below the eagle-head-shaped wave absorption floating body.

Abstract: The present invention discloses thermophilic ethanol-resistant ?-glucosidase and an encoding gene and application thereof. The amino acid sequence of the thermophilic ethanol-resistant ?-glucosidase of the present invention is as shown in SEQ ID NO: 2, and the nucleotide sequence of the encoding gene is as shown in SEQ ID NO: 1.

Abstract: A simulation device of an entire natural gas hydrate exploitation process includes a high pressure reaction kettle, a gas-liquid separation device, a hydrate accumulation simulation subsystem simulating a hydrate accumulation process, a hydrate formation drilling simulation subsystem simulating a hydrate formation drilling process, a hydrate exploitation simulation subsystem simulating a hydrate decomposition and gas production process, and a produced gas collecting and processing simulation subsystem simulating a produced gas collecting and processing process. A method for simulating an entire natural gas hydrate exploitation process includes a hydrate accumulation process, a hydrate formation drilling process, a hydrate exploitation process and a produced gas collecting and processing process.

Abstract: A natural gas hydrate drilling simulation device, includes a hydrate rock core simulation system, a drilling system, a drilling fluid injection system and a drilling fluid treatment system. The hydrate rock core simulation system includes a hydrate formation simulation wellbore, an artificial rock core, a water bath jacket and low temperature water bath. The drilling system includes a bracket, a high pressure rotary connecting device, a hydraulic device and a drilling device. The drilling fluid injection system includes a mud tank, a drilling fluid flowmeter, mud pumps and an overflow valve. The drilling fluid treatment system includes a high pressure sand remover, a back pressure and overflow control system, a gas-liquid separator, a dyer, a gas flowmeter, a liquid flowmeter and a mud treatment tank. This natural gas hydrate drilling simulation device performs simulation experiments under a variety of downhole working condition environments.

Abstract: A dry-wet combined sorting system for municipal solid waste comprising a dry type smashing and winnowing device and a wet type water sorting device. The system is compact in structure; smashing knives with different revolving speeds and the same revolving direction are provided, thereby enabling continuous processing of the system which is high in processing efficiency and simple in operation; meanwhile, multiple protection devices are provided, so that the whole system is safe and reliable; perishable organic matters, light combustible matters and inorganic matters can be separated completely; the light combustible matters are picked out by the dry type smashing and winnowing device, which ensures their low water content and facilitates their subsequent energy-oriented utilization. Therefore, the municipal solid waste is into valuable thing for it can be utilized sufficiently as a resource, and the system has very high environmental benefits and social benefits.

Abstract: A spraying device for quickly forming gas hydrates, includes a stable gas supply system, a saturated solution preparation system, a gas-liquid mixed sprayer, a temperature control system and a data collecting and processing system. Pressure atomization is achieved at a high atomization speed and the atomized fog drops are uniformly distributed within a scale range of 5-10 microns to form a gas-in-water contact mode, so as to effectively increase a gas-water contact superficial area and significantly shorten the induction time of forming the gas hydrates. The device achieves gas-liquid intensive mixing in a gas-liquid mixing cavity in a spray manner and consumes no energy, thereby reducing the total energy consumption of forming the gas hydrates and improving the energy consumption efficiency of forming the gas hydrates. The spraying device applies to thermodynamics and kinetics experiments of quick and continuous hydrate method gas separation and rapid formation of the gas hydrates.

Abstract: The invention discloses a system for squeezing, smashing and winnowing municipal solid waste (MSW). The system comprises a primary squeezing and smashing, device and a secondary smashing and winnowing device. The system of the invention has good effect m squeezing, smashing and winnowing, can greatly reduce the water content of MSW and efficiently separate the MSW into combustible matters and non-combustible matters, so as to facilitate further subsequent utilization of the municipal waste; moreover, an upper jaw of a jaw crusher is connected with a spring device, so that the squeezing pressure, smashing effect and processing capacity of the jaw crusher can be adjusted according to the amount of the MSW. In addition, the system of the invention is further provided with emergency brake switches, spring protection devices and a sieve, so as to ensure the stability and the reliability of the system.

Abstract: A device for simulating exploitation of a natural gas hydrate in a permeable boundary layer includes a high pressure reaction kettle, a formation simulation unit and an aquifer maintaining unit. A water bath jacket externally connected with constant temperature water bath is arranged on the outer wall of the high pressure reaction kettle for providing a necessary temperature condition for the high pressure reaction kettle. A simulative well at the center of the top of the high pressure reaction kettle is connected with liquid injection, gas injection, gas production and water production equipment. An aquifer interface at the bottom of the high pressure reaction kettle is connected to the aquifer maintaining unit through a pipeline. The simulation device simulates the geological environment of a hydrate reservoir, allowing comprehensive evaluation of hydrate exploitation under different formation permeability and different formation pressure gradients.

Abstract: An organohalosilane represented by formula I, where R1, R2, and R3 independently, at each occurrence, represent —(CH2)xCH3 where x is an integer from 0 to 5, or a halogen substituent where the halogen is F or Cl, and at least one substituent from R1, R2, and R3 is the halogen substituent; R4 is a C1-C5 alkoxyl or a tertiary amine represented by —NR5R6, where R5 and R6 independently, at each occurrence, represent a same or different C1-C5 alkyl; m is an integer from 1 to 20; and n is an integer from 0 to 5. The organohalosilane is used for preparation of an electrolyte solution of a non-aqueous lithium ion battery.

Abstract: A method for manufacturing an all-glass solar heat collecting tube without a tail pipe. The bottom of one end of an inner glass tube plated by a selective absorbing coating layer is rounded, the other end is connected to a first glass outer tube. The bottom of one end of a second glass outer tube is rounded and the other end is flared. The connected inner glass tube/first glass outer tube is inserted into the second glass outer tube. A gap is formed between the first glass outer tube and the second glass outer tube to serve as an air exhausting channel. The first glass outer tube is inserted into the flared opening of the second glass outer tube. The contact point between the first glass outer tube and the second glass outer tube is heated to frit seal and butt joint.

Abstract: The invention provides an organosilicon amine electrolyte material containing a polyether chain, which has a wide range of applications, as well as an application of the electrolyte material in a lithium ion battery. The chemical structure thereof is as shown in Formula 1, wherein R1 and R2 are selected from the same or different C1-C10 alkyls; A is a polyether chain segment having the structure of (CH2)nO[(CH2)mO]x(CH2)y, where n and m are integers from 0 to 10, and x is an integer from 1 to 10; R3, R4 and R5 are selected from the same or the different C1-C10 alkyls or alkoxyl groups, or are equivalent to ANR1R2 or —O—SiR6R7R8 in structure; wherein R6, R7 and R8 are C1-C10 alkyls.

Abstract: A method for purification and conditioning of crude syngas based on properties of molten salts, includes removing particles at a high-temperature by enabling the high-temperature crude syngas produced by a gasification device to firstly pass through a high-temperature particle removal device to remove solid particles in the gas; removing hydrocarbons in the presence of oxygen by introducing an oxidant into the crude syngas after treatment, selectively removing the hydrocarbons in the crude syngas and simultaneously utilizing high temperature produced by oxidation of the hydrocarbons to crack tar; and removing gas pollutants and conditioning by introducing the obtained crude syngas into molten salts medium, removing pollutants containing sulfur and chlorine in the crude syngas, and simultaneously adjusting the H2/CO ratio of the syngas to obtain purified syngas.

Abstract: A method for purification and conditioning of crude syngas based on properties of molten salts, includes removing particles at a high-temperature by enabling the high-temperature crude syngas produced by a gasification device to firstly pass through a high-temperature particle removal device to remove solid particles in the gas; removing hydrocarbons in the presence of oxygen by introducing an oxidant into the crude syngas after treatment, selectively removing the hydrocarbons in the crude syngas and simultaneously utilizing high temperature produced by oxidation of the hydrocarbons to crack tar; and removing gas pollutants and conditioning by introducing the obtained crude syngas into molten salts medium, removing pollutants containing sulfur and chlorine in the crude syngas, and simultaneously adjusting the H2/CO ratio of the syngas to obtain purified syngas.

Abstract: A high-performance new silicon composite material for a negative electrode of a lithium ion battery and a preparation method thereof by utilizes a conductive polymer PEDOT and a water solution dispersant PSS as a coating layer of nano-Si powder and a carbon source. The Si/C composite material taking a Si-containing type lithium storage material as a main active substance is prepared by firstly polymerizing PEDOT: PSS on the surface of Si through in-situ polymerization reaction and then performing high-temperature carbonization treatment on a prepared Si/PEDOT: PSS composite under an inert atmosphere. The prepared composite material is doped with a small amount of S element. Nano-Si particles are uniformly embedded in a PEDOT: PSS polymer and a carbon matrix. A high yield is achieved by using cheap raw materials and a simple and environment-friendly process. The prepared Si/C composite material has very low initial irreversible capacity loss (2.8%) and excellent charge-discharge.

Abstract: The invention discloses a process for hydrolyzed reforming of the ligneous cellulose biomass to produce bio-gasoline, which directly transfers the hydrolyzed-material liquid obtained from ligneous cellulose biomass through hydrolyzing into aqueous catalytic reforming system, the feed subjects to aqueous catalytic reforming reaction in low-temperature reforming reactor filled with catalyst Ni/SiO2—Al2O3 and in high-temperature reforming reactor filled with catalyst Ni/HZSM-5 in turn, the reactant is condensed and phase-separated: uncondensed bio-gasoline is absorbed by absorption liquid-C6 alkane, condensed liquid is phase-separated through phase-separator, bio-gasoline is obtained in the upper layer of the phase-separator. The invention creates a new process for producing high-quality liquid fuel oil using biomass as feedstock, which can automatically layer and separate, omitting the step of rectifying and purifying product. The feedstock is cheap and broadly available.