203results about How to "Realize the purpose of saving energy and reducing consumption" patented technology

The invention relates to the recovery method and system of submarine natural gas hydrates. The method comprises: building a recovery platform of submarine natural gas hydrates; adding heating medium into the submarine heat transfer via the heat-insulating pipe to heat and melt the submarine natural gas hydrates solid for the mixture of gas and liquid, which will be lifted to the platform and separated for natural gas; attained natural gas is used as fuel of the united recycle generating system for generation, while the left as natural gas hydrates is stored in the natural gas carrying lighter which operates the storage, transportation and distribution. The system comprises: offshore platform, gas-fueled turbine, steam turbine; three-section steam heater; submarine heat transfer; methane compressor; deep well pump; submarine swash bank; and underwater controlling the movement of platform. Said invention has simple apparatus and lower cost, which can reduce the energy consumption in exploiting submarine natural gas hydrates.

The invention relates to an energy saving system of a belt conveyor and an energy-saving control method of the energy saving system of the belt conveyor. The energy saving system of the belt conveyor comprises a system starting button, a belt conveyer, a material detection device, a signal transformer, a belt conveyer drive motor, a frequency converter and a programmable controller. The belt conveyer is provided with a conveyer belt and the belt conveyer drive motor. The material detection device is installed right belowunder the conveyer belt and connected with the programmable controller through a signal line. The system starting button is connected with the programmable controller which is connected with the belt conveyer drive motor through the frequency converter by controlling the signal line. The belt conveyer system realizes the automatic control state of ''high speed with materials and low speed without materials''. According to the energy saving system of the belt conveyor and the energy-saving control method of the energy saving system of the belt conveyor provided by the invention, the idle time and idle energy consumption of the belt conveyer can be effectively reduced, so that the system mechanical loss generated in the time is reduced, the work efficiency is remarkably improved, the electric energy loss is reduced, and the purpose of saving energy and reducing consumption is realized.

The invention relates to the technical field of resource utilization and waste heat recovery thereof, in particular to a method and a device for extracting iron from waste slag, which are applied in the industry of iron-steel, nonferrous metallurgy and the like. The method simultaneously completes two processes of melting and reducing nickel slag on one electric furnace, and comprises: putting hot-state nickel slag and a small amount of cold-state nickel slag into the electric furnace; feeding material gradually; heating the material to between 1,500 and 1,550 DEG C in the electric furnace to melt the material to a melted state and form a certain molten pool; and gradually spraying pulverized coal to reduce iron in the nickel slag and adding lime and other auxiliary material slagging at the same time so as to realize the process of reducing the iron in the nickel slag. The method fully utilizes sensible heat during the discharge of hot slag and realizes two processes of melting and reducing in one device through re-heating temperature rise, thereby having the advantages of simple process, low cost and capability of effectively utilizing waste resources to recycle iron.

The invention relates to a process for recycling wastewater containing low-boiling-point organisms such as formaldehyde and high-concentration inorganic salt. The process mainly adopts equipment such as a refining tower and a multiple-effect evaporation system, and an inorganic salt solution with high concentration and organisms such as methanol and formaldehyde in the wastewater are obtained by processing the wastewater containing low-boiling-point organisms with the concentration of 0.01-10% or higher and inorganic salts such as NaCl, Na2SO4 or NH4Cl and the like with the concentration of 1-40% or higher by using the refining tower and the multiple-effect evaporation system. In the process, preheating of raw materials and heating in the middle process are realized by utilizing waste heat of tower top steam and tower bottom material liquid in the distillation process, so as to form a thermal coupling network, and therefore the energy consumption for treating wastewater per unit mass is greatly reduced as compared with that of the conventional processes. The process has the outstanding advantages of low energy consumption, high efficiency and the like.

The invention discloses special lubricating oil of a bearing bush of a supporting roller of a rotary kiln and a manufacturing method thereof. The special lubricating oil contains the following components according to the content by mass percent: 49 to 69 percent of liquid paraffin chlorination and condensation synthetic oil, 15 to 35 percent of poly-alpha-alkene synthetic oil, 0.5 to 1.5 percent of tackifier, 2 to 4 percent of nano colloid molybdenum disulphide powder, 3.5 to 5.5 percent of organic molybdenum complex additive, 2.5 to 4.5 percent of borate complex additive, 1 to 3 percent of additive T406, 0.4 to 0.6 percent of antioxidant T203, 0.7 to 0.9 percent of antioxidant T531 and 0.6 to 0.8 percent of antioxidant T512. The invention has the favorable performances of extreme-pressure resistance, abrasion resistance, high-temperature resistance, water sprinkling resistance and oxidation resistance, can fully act as the functions of repairing the wire drawing of the bearing bush, decreasing the abrasion and lowering the temperature of the bearing bush, prolongs the use period of the bearing bush of the supporting roller and realizes the aims of energy saving and consumption reduction.

The invention provides an energy-saving control method and device, network equipment and a storage medium, and the method comprises the steps: the first service load of second network equipment is obtained through the first network equipment, and the first service load is the service load of communication between the second network equipment and at least one piece of terminal equipment; when the first service load is less than or equal to a first preset service load, the first network device controls the second network device to turn off the carrier wave, the second network device is an auxiliary service network device of the at least one network device, the main service network device of the at least one terminal device is a third network device, and the communication systems of the second network device and the third network device are different. When the service load of communication between the second network device and at least one terminal device is low, the carrier of the secondnetwork device is controlled to be turned off, and the purposes of energy conservation and consumption reduction are achieved. In addition, after the second network equipment carrier wave is switchedoff, the third network equipment bears the service requirement, and the service requirement of the user is guaranteed.

The invention discloses an electric power virtual energy storage control system and method. The electric power virtual energy storage control system comprises an electric power system, a power network power load control energy management system, a front communication server, a 0.4KV distribution network communication system, a 0.4KV power network, an electric energy meter, an electric energy meter electricity utilization parameter forwarding device, a power line carrier electricity utilization parameter receiving and electricity utilization load staggering peak control device and electricity utilization loads. A consumer side control device selects the staggering peak control mode of the electricity utilization loads according to electricity utilization information issued by the electric power system and the intention of an electric power consumer, so that the load control of power network peak load shifting is in the best state, the difference between the peak load and the trough load in operation of the power network is reduced, and the energy conservation and consumption reduction purpose of virtual energy storage is achieved; the electric power system issues electricity utilization information to the electric power consumer side control device according to the peak and trough time periods and electricity utilization parameters formulated through optimization of a power network load curve so as to control part of electric equipment in a staggering peak mode, the electricity consumption during the trough period of the power network is increased, and the electric power virtual energy storage control in the mode of peak load shifting is achieved.

The invention discloses a low temperature liquid gas storage device and a control method thereof. The low temperature liquid gas storage device comprises a receiving system, a storage system, an outside conveying system, a BOG reliquefaction system and a tail gas incineration system; wherein, the BOG reliquefaction system is internally provided with an ethylene compression system, a propylene refrigerating unit, an ethylene condenser, a condensate receiver, an ethylene flash tank and a cold energy recovery device. The device is characterized in that the cold energy recovery device includes an ethylene precooler and an ethylene energy-saving device, and is connected with other BOG reliquefaction fluid passages in parallel, and the ethylene precooler is connected with the ethylene energy-saving device in series. The device and the method thereof have the advantages of energy conservation and emission reduction, thus reducing the production cost.

The invention discloses an electric water heater peak shifting parameter adjusting control system and a load management method thereof. The electric water heater peak shifting parameter adjusting control system is provided with a communication module, a single-chip microcomputer, a display setting module, a temperature detection module, a fault alarming module, a watchdog circuit, an output control module, a first heating element and a second heating element. Power consumer information and historical load data are extracted; distribution weights of yearly, monthly and weekly electrical loads of power consumers at 24 periods are calculated; distribution of daily 24-period sharp-peak flat-valley electrical loads of the power consumers is predicted according to the distribution weights of the yearly, monthly and weekly electrical loads of the power consumers at 24 periods; prediction periods of the daily 24-period sharp-peak flat-valley electrical loads of the power consumers serve as electrical parameters of the virtual energy storage control technology to conduct peak shifting control over the electrical loads. The peak shifting load control over peak clipping and valley filling of a power grid is achieved; the peak segment power consumption of electric water heaters is reduced, and the valley segment power consumption is increased; the peak-valley load difference of power grid operation is reduced, and the purposes of saving energy and reducing consumption are achieved.

The invention relates to an environmental-protection and energy-conversion type diaphragm electrolysis device. The device comprises an electrolytic bath, cathode plates and anode plates, wherein the cathode plates and the anode plates are accommodated in the electrolytic bath; the device further comprises an acid mist catching device; the acid mist catching device comprises an acid mist absorption tower, a water pump and an exhaust fan; diaphragm frame sets are arranged between the cathode plates and the anode plates; acid mist collecting holes are formed in the two sides of the upper parts of the diaphragm frame sets, and form acid mist catching channels; acid mist generated on anode is caught through the exhaust fan; tower plates are arranged in the acid mist absorption tower; and the middle between the bottom end and the upper end of one side of the acid mist absorption tower is connected with the water pump to form water circulation. The environmental protection and energy conversion type diaphragm electrolysis device has the following benefits: the diaphragm frame sets are arranged to realize overall sealing of an anode room; the acid mist on the anode is effectively collected to eliminate the pollution; meanwhile, a forced catholyte circulating device realizes forced catholyte circulation to realize the purposes of eliminating the concentration polarization and improving the cathode current efficiency so as to reduce the electric consumption; and the device realizes the outer circulating cooling of the electrolytic bath, improves the cooling efficiency, and achieves the purposes of reducing the energy consumption and decreasing the cost.

The invention discloses a method for removing vanadium from titanium tetrachloride. The method comprises the following steps: AlCl3 mixed liquor is prepared in an AlCl3 preparation tank and used as the initial catalyst of the vanadium-removing reaction; crude titanitim tetrachloride is heated by a start-up preheater in the start-up initial stage and then enters a vanadium-removing reactor, after the reactor starts normally, crude titanitim tetrachloride directly passes through an overhead condenser matched with a rectifier for heat exchange; and the obtained titanitim tetrachloride without vanadium contains solid vanadium slag impurity and continuously enters a metal membrane filter for filtration, the filtered titanitim tetrachloride clear solution enters an evaporative heat exchanger to be heated to gas state, the obtained gas enters an evaporator to perform flash evaporation and then enters a rectifier in the form of steam, AlCl3 impurity in titanitim tetrachloride is removed through rectification process, and the refined titanitim tetrachloride is collected from the top of the tower. The heat source is utilized reasonably in the production process, thus greatly reducing the production cost.

The invention relates to a household electric energy management system and method based on a peak-valley time period of a power system. The technical characteristics are as follows: the household electric energy management system comprises a power grid, an interconnection interface, a household power utilization management system, a household power utilization control system, a power generation system, an energy storage system and a power utilization load. According to the system and the method, the interconnection interface of a power distribution network is connected via a distributed power supply to perform interaction between a power user and a power system, such that the requirement for management of a power demand side can be responded in real time, and the reasonable power supply of a user load at each peak-valley time period as well as the reverse power supply to the power grid is implemented.

The invention discloses a power line carrier power utilization parameter receiving control device and method. A communication module, a single-chip microcomputer, a display and button setting circuit, a power line carrier module, a fault alarm device, a watchdog circuit and an output control module are arranged, power utilization information of an electric system is received in an electric line carrier communication mode, an electric power user sets a peak shifting control mode and parameters of a load according to the demands of the electric power user, different peak shifting control schemes are adopted according to different loads at different power utilization peak and valley time quantums, the periodical work time of power utilization equipment is reasonably controlled, and therefore peak shifting load control of power grid peak clipping and valley filling is achieved. The power line carrier power utilization parameter receiving control device is used for receiving power utilization information issued by an electric power system, and the peak shifting control mode and the power utilization parameters of the power utilization equipment are selected according to the willingness of the electric power user. The load control of power grid peak clipping and valley filling reaches the optimal state. The peak and valley load difference of running of a power grid is reduced, and the purposes of saving energy and reducing consumption are achieved.

The invention belongs to the technical field of base acid production, and discloses a method for extracting L-isoleucine through whole membrane technology. The method comprises the following steps: step 1) filtering through a micro-filtration membrane and removing impurities through flocculation; step 2) filtering through an ultra-filtration membrane, step 3) concentrating through a reverse osmosis membrane; step 4) concentrating and crystallizing. The membrane technology is combined with the flocculation agent to remove the impurities, the process is simple and feasible, and the yield and the purity of the product are greatly improved.

The invention provides a high-heat-strength CaO carbon-containing pellet and its preparation method and application. The preparation method of the CaO carbon-containing pellet is: after mixing calcium-based powder, carbon-containing powder, inorganic binder and water The calcium-based carbon-containing pellets are obtained by cold pressing; the calcium-based carbon-containing pellets are optionally placed for a certain period of time, and then dried and calcined under control to obtain the CaO carbon-containing pellets. The thermal strength of the CaO carbon-containing pellets can reach up to 19Mpa at 1200°C, and can be greater than 10MPa at 1300°C; since the raw material is powder, the temperature for preparing calcium carbide is greatly reduced, and can be at 1800‑2000 ℃ to prepare calcium carbide; it solves the problem of large-scale recycling of solid waste in the coal chemical industry, and at the same time prepares high-performance and high-quality raw materials for calcium carbide production, reducing the energy consumption of calcium carbide production.

The invention discloses a zero emission system device for desulfurization wastewater evaporated by a drying tower after concentration. The zero emission system device comprises a pre-treatment unit, a membrane concentration unit and an air pre-heater bypass drying unit, wherein the pre-treatment unit is connected with the membrane concentration unit; the membrane concentration unit is connected with the air pre-heater bypass drying unit; the pre-treatment unit comprises an integrated high-efficiency sedimentation tank and a microfiltration device; the membrane concentration unit comprises a first-grade special middle-high pressure reverse osmosis membrane system and a second-grade seawater desalination reverse osmosis membrane concentration system; the air pre-heater bypass drying unit comprises a wastewater drying tower feeding box, a drying tower high-level water tank, a spray-drying tower, an air pre-heater and an SCR (Selective Catalytic Reduction) reactor. According to the device disclosed by the invention, a scheme of softening and concentration and evaporation of an air pre-heater bypass drying tower is adopted so that zero emission of the desulfurization wastewater is realized; produced fresh water is recycled and used as supplementing water of demineralized water of a boiler; evaporation is realized by adopting flue gas residual heat and an evaporation tower can be overhauled independently from a host system.

The invention belongs to the field of chemical reaction engineering and relates to a production method for isopropyl acetate, particularly an energy-saving process for preparing isopropyl acetate by reacting-distillation of methyl acetate and isopropanol. By taking methyl acetate and isopropanol as raw materials, the raw materials are prepared and recovered by reaction of a pressurized reaction rectifying tower and a normal pressure methyl acetate recovery tower, and the reaction of synthesizing isopropyl acetate in the pressurized reaction rectifying tower by virtue of a transesterification method is a pressurized reaction, so that the composition of a binary azeotrope formed by a reaction product methanol and the raw material methyl acetate is changed, the content of methyl acetate in the azeotrope is reduced, and the produced quantity at the tower top is reduced, and therefore, the equipment investment on the normal pressure methyl acetate recovery tower is reduced. The steam temperature of the binary azeotrope of methanol and methyl acetate in a rectifying section at the tower top of the pressurized reaction rectifying tower is enhanced, heat of a kettle reboiler is provided for the normal pressure methyl acetate recovery tower, and the pressurized reaction rectifying tower and the normal pressure methyl acetate recovery tower realize the purpose of saving energy and reducing consumption through heat integration.

The invention discloses a low-cost high-strength dolomite earthen-ware green body, which is obtained by sintering a base material and an additive in a polybasic compound flux system, wherein the base material comprises 25-35wt% of elutriation slurry, 10-15wt% of black clay, 0-1wt% of bentonite, 5-6wt% of pyrophyllite, 12-25wt% of low-temperature sand, 3-8wt% of lithium porcelain stone, 5-12wt% of dolomite, 6-12wt% of black talc, 6-10wt% of limestone, 8-15wt% of diopside, 0-5wt% of Yongchun coarse-grained soil, and 0-5wt% of waste porcelain powder; and the additive is a nano organic silicon solution, and the weight percentage of the additive relative to the base material is 1-3%. According to the low-cost high-strength dolomite earthen-ware green body disclosed by the invention, the addition of a polybasic compound flux especially the addition of lithium and the nano organic silicon solution greatly reduces the firing temperature; moreover, as the nano organic silicon solution forms mullite crystals at low temperature and the lithium can easily form a high-strength glass phase during low-temperature firing, the strength of the green body is improved, and the green body can be easily degraded.

The invention relates to the field of mobile communication, and discloses a method for adjusting power amplifier grid bias voltage to realize energy conservation and consumption reduction according to requirements, comprising a power supply module, a bias voltage adjusting module, a signal collecting and processing module and a power amplifying module. The method specifically comprises the following steps: supplying power supply voltages for the bias voltage adjusting module, the signal collecting and processing module and the power amplifying module by the power supply module; outputting voltage according to a bias voltage adjusting command of the signal collecting and processing module by the bias voltage adjusting module; coupling and collecting signals to be amplified by the signal collecting and processing module; calculating input power value and absolute value of difference between the voltage wave crest and the voltage wave trough and converting obtained results into the bias voltage adjusting command and transferring the bias voltage adjusting command to the bias voltage adjusting module to perform; and amplifying the power of the signals to the amplified according to the bias voltage output by the bias voltage adjusting module by the power amplifying module. The method has the advantages of fewer calculation steps, stable output and less power consumption, and has higher application value.

The invention provides a metal anode for an aqueous solution electrolysis system. The metal anode is characterized in that a porous metal material is adopted to serve as a matrix, and the surface of the porous metal material is loaded with a highly active catalyst. The porous metal material has a large specific surface area and is advantageous for increasing electrode active area, reducing current density and loading the catalyst. The porous metal material can be prepared by adopting a powder metallurgic method. The metal anode provided by the invention can be used for the aqueous solution electrolysis system, particularly a membrane electrolytic sodium carbonate solution system, and can be used for decreasing e oxygen evolution over potential to reduce power consumption.

The invention discloses a full-temperature range pressure swing adsorption purification method for simultaneously removing water and hydrocarbon from natural gas. The full-temperature range pressure swing adsorption purification method comprises a light hydrocarbon and water vapor concentration process and a temperature swing adsorption rectification process, wherein in the light hydrocarbon and water vapor concentration process, the adsorption pressure is 0.5-7.0MPa, the operating temperature is 50-150 DEG C and normal-atmosphere evacuation desorption is performed; unabsorbed natural gas, containing methane and the like, is discharged from the top of an adsorption tower, is used as intermediate gas for removing most of water and light hydrocarbon, and then enters the temperature swing adsorption rectification process; a natural gas product with dew point drops of water and the hydrocarbon being lower than the minimum ambient temperature of 30-50 DEG C escapes from the top of the tower; one part is used as regenerating gas for regenerating the temperature swing adsorption rectification process and then the regenerating gas and raw gas are mixed and return to the light hydrocarbon and water vapor concentration process for further recycling the natural gas, or one part is used as purging gas of the light hydrocarbon and water vapor concentration process and the purging gas and desorption gas are pressurized for processing and recycling C2+ or sent out of a boundary for processing. By the full-temperature range pressure swing adsorption purification method, the yield of methane is 90-95% or above and the yield of C2+ is higher than 90%.

The invention discloses a method, a device and a system which are used for distantly covering a base station. The method includes the following steps that: a measurement report reported by a mobile station is acquired, wherein the measurement report includes quality and strength information of downlink signals received by the mobile station; and signal strength information, quality information and time advanced (TA) value information for activating a traffic channel (TCH) are obtained according to the measurement report, and whether the information satisfies a preset time slot switch-off condition is judged, if the information satisfies the preset time slot switch-off condition, a corresponding traffic channel (TCH) time slot is switched off. According to the method, the device and the system used for distantly covering the base station of the invention, through information interaction between the base station and the mobile station, whether a corresponding time slot is switched off according to the signal strength information, quality information and time advanced (TA) value information of the traffic channel (TCH) is judged, and therefore, energy-saving and consumption-reducing properties of the base station can be realized, and the power consumption of the base station can be greatly reduced.

The invention discloses a smelting reduction furnace gas recycling system. The smelting reduction furnace gas recycling system includes a gasification flue, a cyclone dust collector, a waste heat boiler, a bag-type dust remover, and a pressure regulating valve group, wherein the cyclone dust collector, the waste heat boiler, the bag-type dust remover, and the pressure regulating valve group are sequentially connected, the outlet of the pressure regulating valve group is connected with a pulverized coal preparation device, a hot blast stove, and a drying kiln respectively, and the inlet of thegasification flue is connected with a smelting reduction furnace. Internal recycling in the entire process is achieved, high-temperature gas physical sensible heat is fully utilized, chemical heat ofthe gas is fully released, the energy consumption of the whole process is greatly reduced, and the purpose of energy saving and consumption reduction is achieved.

The invention relates to the technical field of accessory materials for wallpaper, especially to a glutinous rice adhesive subpackagable at high temperature and used for wallpaper, and a preparation method thereof. The glutinous rice adhesive which can be subpackaged and produced at high temperature and is used for pasting of wallpaper is mainly prepared from the following components by mass: 60 to 80 parts of deionized water, 8 to 15 parts of modified starch A, 4 to 10 parts of modified starch B, 3 to 8 parts of modified starch C, 4 to 10 parts of glutinous rice flour, 0.5 to 1 part of a stabilizing agent, 0.1 to 0.5 part of food-grade calcium propionate, 0.5 to 1.5 parts of sorbitol, 2 to 6 parts of a tackifier and 0.5 to 2 parts of food-grade sodium diacetate. Compared with traditional processes, the glutinous rice adhesive provided by the invention can be directly packaged at high temperature, so the step of cooling is omitted, energy loss is substantially reduced, and the usage efficiency of a reaction vessel is improved.