124results about How to "Increase work" patented technology

The pipe-lining material includes a pipe-shaped resin absorbent material impregnated with a liquid curable resin, and a tube that covers the pipe-shaped resin absorbent material and that can be removed from the pipe-shaped resin absorbent material. The curable resin impregnated in the pipe-shaped resin absorbent material is cured in a state in which the pipe-lining material is pressed against the internal peripheral surface of the existing pipe, the tube covering the pipe-shaped resin absorbent material of the pipe-lining material is removed from the pipe-shaped resin absorbent material after the curable resin impregnated in the pipe-shaped resin absorbent material has been cured, and the surface of the pipe-shaped resin absorbent material having the cured resin is used as the internal peripheral surface of the rehabilitated existing pipe. The internal peripheral surface can be prevented from becoming rough and the coefficient of roughness of the internal peripheral surface of the rehabilitated existing pipe can be reduced because the internal peripheral surface of the existing pipe is a cured, firm resin surface.

The invention provides a compressed air energy storage system. The compressed air energy storage system comprises an energy storage assembly, an air storage device, a water pump and an energy releasing assembly; the air storage device is a closed container for prestoring water; the water pump is arranged on a pipeline of the gas storage device; the energy storage assembly comprises an electromotor and a compressed unit which is provided with at least one compressor; a rotary shaft of the compressed unit is connected with a rotary shaft of the electromotor; an air outlet of the compressed unit is connected with an air inlet of the air storage device through a valve; the energy releasing assembly comprises an electric generator and an expansion unit which is provided with at least one expansion machine; a rotary shaft of the expansion unit is connected with a rotary shaft of the electric generator; an air inlet of the expansion unit is connected with an air outlet of the gas storage device through a valve. According to the compressed air energy storage system, the expansion unit and the compressed unit work under constant pressure and the energy storage system is high in efficiency and good in safety.

The invention provides a compound red sage root freeze dried powder injection containing salvianolic acid B and its preparing process, wherein the injection comprises root of red rooted saliva, notoginseng and borneol, and is prepared through extracting root of red rooted saliva and notoginseng to obtain red sage root extract, pseudo-ginseng extract, dissolving baras camphor with right amount of ethanol, coating with beta-cyclodextrin, charging injection for water into red sage root extract, notoginseng or red sage root and notoginseng extracts for dissolving, boiling, cooling down, filtering, mixing filtrate with baras camphor beta-CD inclusion solution, charging mannitol, adding right amount of water for injection, adjusting pH, and freeze-drying. In the obtained freeze dried injection, calculated by salvianolic acid B (C36H30O16), the content of red sage root 6.25-100.00mg/g freeze-dried powder solid.

The invention discloses a system and a method for comprehensively utilizing residual heat of a compressed natural gas engine (CNGE), which relates to a novel energy-saving technology of an engine. In the method, high-pressure fuel gas output by a high-pressure gas cylinder is heated with tail gas and/or the residual heat of water in a cylinder sleeve by using a residual heat exchanger, and the high-pressure fuel gas is depressurized and treated by using two stages of expansion machine devices (a variable-expansion-ratio expansion machine serving as one stage and a fixed-expansion-ratio expansion machine serving as the other stage), so that the fuel gas pressure needed by engine combustion is reached; meanwhile, pressure energy and residual heat are utilized comprehensively by using the expansion machines, so that the output shaft power of the engine is increased, the system efficiency of the engine is increased, the driving mileage is increased, and natural gas consumption is reduced. The device disclosed by the invention is compact in structure, and is reliable in performance; 80 percent of energy consumed in a natural gas compressing process is recovered, so that the advantage of natural gas serving as engine fuel gas is improved remarkably.

The invention belongs to the technical field of secondary reheating steam turbine generating and energy saving and discloses a coal-fired secondary reheating steam turbine generator unit integrated with supercritical CO2 circulation. The unit comprises a coal-fired boiler, a secondary reheating steam turbine generator unit and a supercritical CO2 circulating generation system. Six-stage extractionsteam connected with a high pressure cylinder and an intermediate pressure cylinder is connected with steam-CO2 heat exchangers and enters corresponding feed water regenerative heaters after heatingCO2; in the CO2 circulating generation system, CO2 at an outlet of a compressor is divided into two streams, the two streams are heated by three stages of steam-CO2 heat exchangers respectively and are converged to enter a CO2 turbine for working, and CO2 exhaust enters the compressor after passing through a CO2-feed water heater and a CO2-air preheater sequentially; in a flue at the tail of the boiler, air is divided into two streams, and the two streams are preheated by the CO2-air preheater and a low-temperature air preheater respectively and are converged to enter a main air preheater. Bythe aid of the integrated system, the superheat degree of regenerative extraction steam of the secondary reheating unit and the exergy loss of air preheating are substantially reduced, the work of a steam turbine is increased, and the efficiency is improved.

The invention discloses a novel wing icing prevention system using airborne waste heat. According to the system, the connection among a skin heat exchanger, a rotary compressor, an evaporator and an electronic expansion valve is realized through a pipeline; a liquid storage device is additionally arranged in an anti-icing cavity of each wing, and a double-skin structure is changed. According to the system disclosed by the invention, an evaporative-cycle anti-icing manner is adopted to an unmanned aerial vehicle, heat source heat of airborne electronic equipment is sufficiently absorbed by using the evaporator and the heat exchanger, is transferred to skin in a flute-shaped tube impact jet flow manner and is subjected to heat exchange with outside supercooling wet air, and the temperature of the skin is increased to the minimum anti-icing temperature, so as to reach the anti-icing effect.

The invention discloses a power generation system capable of realizing complementation between solar energy and biomass energy. The power generation system comprises a slot type solar heat collection sub-system, a biomass after-burning sub-system and a power generation sub-system, wherein the slot type solar heat collection sub-system comprises a solar heat collection field, an oil-water heat exchanger and a heat conduction oil pump, and is used for receiving and gathering solar radiation energy; supplied water is heated up to a certain temperature or is heated until becoming steam by the oil-water heat exchanger; waste heat of heat conduction oil is used for replacing part or all high-pressure cylinder extract air of a steam turbine for heating the low-temperature supplied water; the biomass after-burning sub-system comprises a biomass boiler, a superheater, a reheater and an air pre-heater, and is used for generating high-temperature flue gas and heating products at an outlet of the oil-water heat exchanger and steam at an outlet of a high-pressure cylinder into high-temperature and high-pressure steam; the power generation sub-system comprises the steam turbine and a generator set, and is used for converting received thermal energy into electric energy and outputting the electric energy. After the power generation system capable of realizing complementation between solar energy and biomass energy is adopted, the problem that a slot type solar single thermal power generation system is low in main steam parameter can be solved, the dosage of biomass is reduced, and the biomass resource collection, transportation and storage costs can be lowered.

The invention belongs to the field of energy conservation and emission reduction of thermal power units, and particularly relates to an engine-boiler coupled deep waste heat utilization system for an air cooling unit. The system mainly comprises an air pre-heater, multistage bled steam type air heaters, a feed water heater, a condensed water heater and a low-temperature economizer, the primary bled steam type air heater uses waste steam preheated air, the other bled steam type air heaters use low-level to high-level turbine bled steam preheated air, the heat absorption capacity of the preheated air in the air pre-heater is decreased, the amount of flue gas needed by the air pre-heater is also decreased, residual flue gas is led to a bypass flue parallelly connected with the air pre-heater, the feed water heater and the condensed water heater are arranged in the bypass flue and used for heating feed water and condensed water respectively, and regenerative extraction steam is squeezed out to increase power of a turbine. The system recycles high-parameter waste steam and waste heat of low-level bled steam of the air cooling unit, improves the grade of heat and has fine energy-saving effects.

The invention discloses a variable working condition active-control light-coal complementation indirect air-cooling generation system and method. The system comprises a boiler, a turbine, a generator, a high-pressure fed water heater, a low-pressure fed water heater, a deaerator, a steam extraction branch control valve, an absorption type refrigerator, an air-cooling condenser, a fed water branch control valve, a mirror field heat exchanger and a composite paraboloid light condenser. In the daytime in summer, the environmental temperature rises, the back pressure of the turbine rises, the turbine carries out low-pressure steam extraction to drive the absorption type refrigerator to cool air at the inlet of the air-cooling condenser, the back pressure of the turbine is made to reach the design valve, and the light condenser is used for replacing original low-pressure steam extraction to heat fed water. In the daytime in winter, the environmental temperature decreases, the back pressure of the turbine can keep the design value, the turbine carries out low-pressure steam extraction to continue expansion working, and the light condenser is used for replacing original low-pressure steam extraction to heat fed water. By means of the variable working condition active-control light-coal complementation indirect air-cooling generation system and method, the problem of the variable working condition operation efficiency of a traditional air-cooling unit is reduced in summer is solved, the annual average generation efficiency of the unit is improved, and efficient utilization of low-temperature solar energy is achieved.

The invention provides a compound red sage root freeze dried powder injection containing Danshensu and its preparing process, wherein the injection comprises red sage root, notoginseng and borneol. The preparing process consists of extracting root of red rooted saliva and pseudo-ginseng to obtain red sage root extract and pseudo-ginseng extract, dissolving baras camphor with right amount of ethanol, coating with beta-cyclodextrin, charging injection for water into red sage root extract, notoginseng or red sage root and notoginseng extracts for dissolving, boiling, cooling down, filtering, mixing filtrate with baras camphor beta-CD inclusion solution, charging mannitol, adding right amount of water for injection, adjusting pH, and finally freeze-drying. In the freeze dried injection, Calculated by the total amount of ginseng saponin Rg1 (C27H32O16), ginseng saponin Rb1 and notoginseng saponin R1, the total content of notoginseng active constituent is 12.5-50.0mg/g freeze-dried powder solid.