33results about How to "Reduce carbonation" patented technology

The invention discloses an anti-carbonization concrete tubular pile and a preparation method therefor. The anti-carbonization concrete tubular pile consists of the following raw materials in parts by weight: 10-16 parts of light calcium carbonate, 1-2 parts of wool grease, 0.7-2 parts of sodium lauroyl sarcosine, 20-30 parts of potassium feldspar powder, 3-4 parts of n-methyl pyrrolidone, 500-640 parts of ordinary silicate cement, 300-400 parts of yellow ground, 200-300 parts of gravels, 7-14 parts of a polycarboxylate water reducer, 0.1-0.2 part of dibenzoyl peroxide, 5-6 parts of maleic anhydride, 2-3 parts of polyethylene glycol monoethylether, 0.7-2 parts of sp-80, 50-70 parts of waste rubber powder, 0.1-0.2 part of triethylamine, 16-20 parts of polyethylene wax and 2-4 parts of polyvinyl butyral. The anti-carbonization concrete tubular pile can reduce quantity of harmful holes and defects in a concrete structure, reduces alkalinity of hydration products and promotes low-strength hydration products to transform into high-strength hydration products.

The invention discloses a lens of a high-power light-emitting diode and a light-emitting diode composed of the lens, belonging to the technical field of photoelectric application. The white light lensof the light-emitting diode is formed by shaping the mixture of lens base material and fluorescent powder by injection-molding or die-casting or other techniques; the lens base material is any one ofpolycarbonate, polymethyl methacrylate, silica gel, Na2SiO3, CaSiO3, SiO2, Na2O-CaO-6SiO2; and the mass ratio of the lens base material and the fluorescent powder is equal to 0.1 to 1000:1. The application of the light-emitting diode of the lens lies in mixing the fluorescent powder and the lens base material and then forming instead of coating fluorescent powder resin on a chip surface layer; the fluorescent powder can be evenly distributed on the lens, the color difference of the light-emitting diode can be reduced obviously and the carbonification of heat to the fluorescent powder can be reduced.

The invention provides a processing technology for rock asphalt modified asphalt by adopting an oil grinding method. The processing technology comprises the following steps: (1) crushing, dehydratingand activating rock asphalt; (2) melting the rock asphalt treated by step (1) and matrix asphalt at low temperature of 140 DEG C to 149 DEG C, so as to obtain the rock asphalt modified asphalt; (3) cutting and grinding the rock asphalt modified asphalt prepared by step (2) at 140 DEG C to 149 DEG C until the fineness is -100 meshes or lower. A whole technological process of the rock asphalt modified asphalt is carried out under a low-temperature blending condition; the activity of the rock asphalt is preserved to the greatest extent when the rock asphalt is processed at low temperature and thecarbonization effect, caused by high temperature, on the asphalt matrix is reduced. The processing technology provided by the invention has the advantages of simple preparation technology and convenience for operation and the performance of the modified asphalt is good, so that the processing technology is suitable for being widely popularized.

The invention provides a serial-connection breath-type double-plate cabin solid carbon fuel cell stack and a power generation method thereof, belonging to the technical field of fuel cells. According to the cell stack, a plurality of groups of cell units are connected in series; each group of the cell units comprises an electrolyte cabin, a positive electrode plate cabin and a negative electrode plate cabin, wherein each positive electrode plate cabin and each negative electrode plate cabin are arranged in the electrolyte cabin; positive and negative pressure of positive electrode input gas and negative electrode input gas of the first group of the cell units and positive electrode output gas of the final group of the cell units can be provided by a breath device, and the exchanging of electrolyte in the cell is accelerated; the breath device is sufficiently utilized; a manner of setting each positive electrode plate cabin and each negative electrode plate cabin is adopted; each positive electrode plate cabin and each negative electrode plate cabin adopt a spiral pipeline design and a fuel channel is lengthened; meanwhile, the fuel concentration is matched with the surface area of an electrode so that the electrode efficiency and the fuel efficiency are improved. A positive electrode exhausting pipe of the cell stack is connected with the breath device; water steam exhausted by the positive electrode exhausting pipe can return back to a positive electrode gas inlet pipe and a negative electrode gas inlet pipe through the breath device; and extra pre-heating or heating is not needed so that energy sources are saved.

The invention provides a parallel breath-type double-plate cabin solid carbon fuel cell stack and a power generation method thereof, belonging to the technical field of fuel cells. According to the cell stack, a plurality of groups of cell units are connected in parallel; each group of the cell units comprises an electrolyte cabin, a positive electrode plate cabin and a negative electrode plate cabin; each positive electrode plate cabin and each negative electrode plate cabin are arranged in the corresponding electrolyte cabin; positive and negative pressure of positive electrode input gas, negative electrode input gas and positive electrode output gas is provided by a breath device, and the exchanging of electrolyte in the cell is accelerated; a manner of arranging each positive electrode plate cabin and each negative electrode plate cabin is adopted; each positive electrode plate cabin and each negative electrode plate cabin adopt a spiral pipeline design and a fuel channel is lengthened; meanwhile, the fuel concentration is matched with the surface area of an electrode so that the electrode efficiency and the fuel efficiency are improved; and the structure is simple, the manufacturing is easy and the cost is relatively low. A positive electrode exhausting pipe of the cell stack is connected with the breath device; water steam exhausted by the positive electrode exhausting pipe returns back to a positive electrode gas inlet pipe and a negative electrode gas inlet pipe through the breath device, so that the utilization rate of water is improved; and extra pre-heating or heating is not needed so that energy sources are saved.

The invention discloses a concrete pipe pile which is prepared from the following raw materials in parts by weight: 500-640 parts of common silicate cement, 300-400 parts of yellow sand, 200-300 parts of gravels, 14-20 parts of aluminum phosphate, 7-15 parts of a poly carboxylic acid water reducing agent, 16-20 parts of polyethylene wax, 0.1-0.2 part of dibenzoyl peroxide, 5-6 parts of maleic anhydride, 2-3 parts of methoxy polyethylene glycol, 4-7 parts of ethyecellulose, 0.7-2 parts of sp-80, 50-70 parts of waste rubber powder and 0.1-0.2 part of triethylamine. According to the concrete pipe pile disclosed by the invention, by doping the ethoxylated rubber fiber, the inner pore structure of the concrete can be effectively improved to form a lot of closed pores to prevent pores from forming a continuous penetrating netty structure system so as to play a role of further enhancing inhibition of invasion of carbon dioxide. In addition, the content of harmful pores and defects in the concrete structure can be further reduced, the alkalinity of hydration products is reduced, and the low-strength hydration products are promoted to be converted into high-strength hydration products.

The invention discloses a positive electrode material for a metal-air battery and a preparation method for a positive electrode. The positive electrode material comprises the following constituents by weight: 2-6% of M<x>Fe<3-x>O<4>, 0.5-3% of carbon dioxide absorbent, 5-10% of active carbon, 0.5-4% of super-conductive acetylene black, 0.5-2% of expanded graphite, 10-70% of 95% ethyl alcohol and 7-80% of PTFE emulsion, wherein the x in the M<x>Fe<3-x>O<4> is less than 3, and M is one or Fe, Cu, Co and MN. By the positive electrode material, overpotential of the battery can be reduced, the service lifetime of the battery is prolonged, and electrolyte carbonation can be reduced. The positive electrode material disclosed by the invention is wide in applicability and is suitably used for coating, dip-coating and rolling methods. The battery prepared from the positive electrode material has high-power (more than 1W, a single battery) discharge performance and high battery capacity under 1A current discharge (more than 6,000mAh, a single battery).

The invention discloses a bauxite and brucite concrete tubular pipe which is prepared from the raw materials in parts by weight: 2-3 parts of dinonyl barium naphthalenesulfonate, 13-20 parts of bauxite, 1-2 parts of calcium phosphate, 0.1-0.2 part of sodium thiosulfate, 3-7 parts of brucite amianthine, 7-10 parts of n-methyl pyrrolidinone, 500-640 parts of common silicate cement, 300-400 parts of yellow sand, 200-300 parts of gravels, 7-15 parts of a polycarboxylic acid based superplasticizer, 16-20 parts of polyethylene wax, 0.1-0.2 part of dibenzoyl peroxide, 5-6 parts of maleic anhydride, 2-3 parts of polyethylene glycol monomethyl ether, 4-7 parts of ethyecellulose, 0.7-2 parts of sp-80 and 50-70 parts of waste rubber powder. By doping ethoxylated rubber fiber, the inner pore structure of the concrete can be effectively improved to form a lot of close pores so as to prevent capillary pores from forming a continuous cut-through netty structural system, thereby forming an anti-carbonizing zone which plays a reinforcing effect in inhibiting invasion of carbon dioxide.

The present invention discloses a high friction uplift-resistant concrete tubular pile. According to the present invention, with doping of the ethoxylated rubber, the internal pore structure of concrete can be effectively improved and a large number of closed pores are formed, such that the capillary pores can be prevented from formation of the continuous and penetrating network structure system, the anti-carbonation zone can be formed, and the further enhancement effect is provided for the inhibition of the intrusion of carbon dioxide; and the contents of the harmful pores and the defects in the concrete structure can be effectively reduced, the alkality of the hydration product is reduced, and the conversion of the low strength hydration product to the high strength hydration product is promoted.

The invention discloses a modified fiber concrete tubular pile. The modified fiber concrete tubular pile comprises, by weight, 0.1-0.2 parts of dimethylolpropionic acid, 7-10 parts of n-methylpyrrolidone, 10-20 parts of bone black, 500-640 parts of ordinary portland cement, 300-400 parts of yellow sand, 200-300 parts of broken stone, 7-15 parts of a polycarboxylic acid water reducer, 16-20 parts of polyethylene wax, 0.1-0.2 parts of dibenzoyl peroxide, 5-6 parts of maleic anhydride, 2-3 parts of methoxy polyethylene glycol, 4-7 parts of ethyl cellulose, 0.7-2 parts of sp-80, 50-70 parts of waste and old rubber powder, 0.1-0.2 parts of triethylamine and 2-3 parts of an IPDI trimer. The modified fiber concrete tubular pile further improves carbon dioxide intrusion inhibition, reduces harmful aperture and defect contents of a concrete structure, reduces hydration product alkalescence and promotes conversion of a low strength hydration product into a high strength hydration product.

The invention provides a parallel breath-type single-plate cabin solid carbon fuel cell stack and a power generation method thereof, belonging to the technical field of fuel cells. According to the cell stack, a plurality of groups of cell units are connected in parallel; each group of the cell units comprises an electrolyte cabin and a single plate cabin; each single plate cabin is arranged in the corresponding electrolyte cabin; electrolyte is injected into each electrolyte cabin; each single plate cabin is a positive electrode plate cabin and each electrolyte cabin is a negative electrode plate cabin; or each single plate cabin is a negative electrode plate cabin and each electrolyte cabin is a positive electrode plate cabin; positive and negative pressure of positive electrode input gas, negative electrode input gas and positive electrode output gas is provided by a breath device, and the exchanging of electrolyte in the cell is accelerated; the breath device is sufficiently utilized, and a manner of setting the single plate cabin, namely each positive electrode plate cabin or each negative electrode plate cabin is adopted, so that the use cost of the plate cabin is reduced, and furthermore, the electrolyte exchanging is accelerated; the positive electrode plate cabins or the negative electrode plate cabins adopt a spiral pipeline design and a fuel channel is lengthened; meanwhile, the fuel concentration is matched with the surface area of an electrode so that the electrode efficiency and the fuel efficiency are improved; the structure is simple, the manufacturing is easy and the cost is relatively low.

The invention provides a serial-connection breath-type plate cabin solid carbon fuel cell stack and a power generation method thereof, belonging to the technical field of fuel cells. According to the cell stack, a plurality of groups of cell units are connected in series; positive and negative pressure of positive electrode input gas and negative electrode input gas of the first group of the cell units and positive electrode output gas of the final group of the cell units can be provided by a breath device, and the exchanging of electrolyte in the cell is accelerated; each group of the cell units comprises a positive electrode plate cabin and a negative electrode plate cabin; electrolyte circulates through a connection manner of each positive electrode plate cabin and each negative electrode plate cabin, and each positive electrode plate cabin and each negative electrode plate cabin are insulated; each positive electrode plate cabin and each negative electrode plate cabin are insulated and are connected by an electrolyte cabin or an insulating plate with a communication hole, so that the number of the large-volume electrolyte cabin is reduced or the large-volume electrolyte cabin is omitted, the cost is reduced and the security coefficient is relatively high; the positive electrode plate cabins and/or the negative electrode plate cabins adopt a spiral pipeline design and a fuel channel is lengthened; and meanwhile, the fuel concentration is matched with the surface area of an electrode so that the electrode efficiency and the fuel efficiency are improved and the cost is relatively low.