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30results about How to "To achieve the purpose of reducing consumption" patented technology

Processing system of heating by using waste heat of hot water for slag flushing in blast furnace

The invention belongs to the technical field of recovery of waste heat in a circulating water system, relating to a processing system of heating by using waste heat of hot water for slag flushing in ablast furnace. A water inlet pipe of a cooling tower and a slag-flushing water input pipeline are respectively connected to a water outlet header pipe of a slag-flushing water hot water lift pump ofthe inventive slag-flushing water circulating system, and the slag-flushing water input pipeline enters a common heating processing system, which is characterized by that the heating processing systemcomprises a pipeline mixer, a coarse filtration equipment, a fine filtration equipment and a one-stage heat exchanger; that a water return pipe of a heating system is connected to the one-stage heatexchanger and a heating water supply pipe is connected with a heating water supply pump unit via a two-stage heat exchanger; and that the heated hot water is conveyed into the heating system by the heating water supply pipe. The inventive processing system achieves the purposes of energy conservation and consumption reduction, which is applied to heating by using the waste heat of hot water for slag flushing in the blast furnace in some regions with cold winter, and which is also applicable to a circulating system for other media that are heated necessarily due to the temperature reduction after used.
Owner:CISDI ENG CO LTD

Fan coil temperature controller adopting multiple energy saving models

The invention discloses a fan coil temperature controller adopting multiple energy saving models. The temperature controller comprises a control processing module, and a power module, a Lonworks intelligent receiving and dispatching module, a relay control module, an electricity quantity metering module, a temperature acquisition circuit, a keyboard circuit, a liquid crystal display circuit, a data storage and real-time clock circuit and an IO (Input / Output) expansion circuit which are respectively connected with the control processing module; the electricity quantity metering module comprises a voltage and current sampling circuit and an electricity acquisition circuit; the relay control module is divided into four relay output paths; one of the four paths is in normally-open / close double-contract output which can be used for controlling a two / three-wire valve; the other three paths are in normally-open contact output and are used for controlling the high / intermediate / low-level operation models of a fan. The temperature controller can be used for automatically implementing multiple flexible energy-saving control models such as temperature adjustment control according to consumption reduction indexes so as to realize the aims of reasonably utilizing energy and reducing the energy consumption.
Owner:江苏联宏智慧能源股份有限公司

Heat pipe residual heat recovery type drying machine

The invention relates to a hot tube afterheat reclaiming drier and relates to the technical field of drying device. The lower part of a drying box is connected with an auxiliary box body inside of which is provided with a middle channel and the channels on the two sides, the middle channel is communicated with the bottom of the drying box, while the upper ends of the channels on the two sides are respectively communicated with the bottoms of the left interlayer and the right interlayer of the drying box, the channels on the two sides are communicated with the lower part of the middle channel; the inside of the auxiliary box body is distributed with a heat exchanging tube two ends of which are enclosed, a part of the heat exchanging tube is distributed in the middle channel while the other part is distributed in the channels on the two sides. The heat contained in the damp gas permuted in the material reaches the auxiliary box body though the bottom of the drying box, the heat exchanger is utilized to distill heat from the damp gas, and the heat is simultaneously used for preheating the drying medium so as to further reach that the energy can be logically utilized during the whole drying craftwork process with biggest of the heat efficiency during the craftwork process, thereby reaching the purposes of energy saving and wastage reducing.
Owner:JIANGSU MUYANG GRP CO LTD

Heterogeneous catalysis ozone oxidation method for water treatment and device applied to the method

The invention relates to a heterogeneous catalysis ozone oxidation method for water treatment and a device applied to the method. The device is mainly composed of a center contact tower, 1-4 catalytic oxidation towers and 1-4 root radial flow type connecting pipes. Water to be treated enters from a water inlet manifold on the top of a central contact tower, conducts reverse contact with ozone gas flow from a bottom aeration head, and then is sent to the catalytic oxidation tower through a diversion slope and a connecting tube. An ozone gas flow enters into the catalytic oxidation tower through an aeration disc, and flows in the same direction as water, so that the solid catalyst is in a complete fluidization state. A membrane separation component and a water outlet pipe used to achieve effluent separation are arranged in the middle of the catalytic oxidation tower, and the bottom of the catalytic oxidation tower is provided with a collecting bucket and a vent nozzle. Online monitoring of dissolved ozone concentration is employed to control adding amount of ozone dosage. Pressure operation of various towers is achieved by using ventilation pressure, and exhaust gas is discharged from the discharge tube on a gas collecting hood. Compared with the prior art, the invention uses micron sized solid catalyst to continuous treatment and has the advantages of high purifying efficiency, wide applicable range, and stable and flexible operations.
Owner:佛山市南海区苏科大环境研究院

Production method of rubber vulcanization accelerator DM

The invention discloses a production method of a rubber vulcanization accelerator DM, belonging to the technical field of production of rubber accelerators. The production method disclosed by the invention sequentially comprises the following steps of: a, adding 5000 L of water, 500 kg of a rubber accelerator M and 2-6 kg of a surface active agent OP-10 into a mixing tank in sequence; b, increasing the temperature to 40-55 DEG C while stirring for 1 h; c, pumping materials into an oxidization kettle through a slurry pump, simultaneously, adding 4-10 kg of sodium acetate, beginning to oxidize while the temperature in the oxidization kettle is increased to 60 DEG C, and controlling oxidization temperature at 60-80 DEG C; d, dropping hydrogen peroxide solution with the mass fraction of 7-12%, wherein the dropping speed is 100-200 L per hour, and the reaction time is 3-4 h; and e, determining reaction endpoint by using 1% cobalt oleate, if the reaction materials are not changed in colour, determining that reaction is finished, after reacting, washing by using water, whirling, drying and packaging. The production method disclosed by the invention has the advantages that little materials, the surface active agent and sodium acetate are contained in reaction water, so that the reaction water can be used repetitively; the purposes of protecting the environment and reducing consumption are achieved; the product quality achieves national primary standards; and the product yield is above 99.5%.
Owner:河南省开仑化工有限责任公司

Metal halide lamp power supply and method for lighting metal halide lamp

ActiveCN101917812ABoost power for high frequencyIncrease high pressureElectrical apparatusElectric lighting sourcesInput controlHigh pressure
The invention discloses a metal halide lamp power supply and a method for lighting a metal halide lamp. The power supply comprises a microprocessor, wherein a signal output end of the microprocessor is connected with input ends of a high-frequency high-voltage switching direct current power supply and a super-high voltage pulse power supply through a power grid input control circuit respectively;the output ends of the high-frequency high-voltage switching direct current power supply and the super-high voltage pulse power supply are connected with the metal halide lamp; a lighting current detection circuit feeds back a detected current detection signal to the microprocessor; and a voltage detection circuit feeds back a detected voltage signal to the microprocessor. The method for lightingthe metal halide lamp comprises the following steps of: preparing the high-frequency high-voltage switching direct current power supply; when the output voltage of the high-frequency high-voltage switching direct current power supply is increased to a rated value, lighting the metal halide lamp by the super-high voltage pulse power supply, wherein the high-frequency high-voltage switching direct current power supply is used as a working power supply; and cutting off the input voltage of the super-high voltage pulse power supply. By the method for lighting the metal halide lamp of the invention, the metal halide lamp can be quickly and safely lighted; and the power supply of the invention is suitable for photo-curing equipment and has the advantages of high efficiency, energy conservation,low cost and the like.
Owner:深圳优卫乐得科技有限公司

Denitrification method for corn starch wastewater of step-feeding SBR technology for partial nitrification

The invention discloses a denitrification method for corn starch wastewater of a step-feeding SBR technology for partial nitrification. The denitrification method is suitable for denitrification treatment of corn starch wastewater and similar industrial wastewater. One processing period of the step-feeding SBR technology has n(larger than or equal to 3) serially-connected A/O time frames; a properamount of high COD concentration water is introduced for increasing inflow C/N; water is centrally fed at the beginning of each A time frame; low C/N water is fed at the first time; mixed water withproper C/N is fed at the (2-n-1)th time; only a proper amount of high COD concentration water is fed at the nth time; aerobiotic nitration at each section is controlled by pH and DO and denitrification at each section is controlled by pH; a high-ammonia, high-temperature, high-pH and low-DO strategy is adopted for starting partial nitrification, and then partial nitrification and long-term stablerunning of a system can be maintained by reasonably controlling DO in virtue of self-temperature and ammonia nitrogen concentration of wastewater. According to the denitrification method, the advantages of the step-feeding SBR technology can be fully utilized, and meanwhile, effluent quality can be improved, a running control condition can be simplified, and the purposes of upgrading, saving energy and reducing consumption can be achieved.
Owner:CHANGCHUN INST OF TECH

All-working-condition self-adaptive pH adjusting system

InactiveCN112023650ASolve the disadvantages of manual adjustmentSolve the problem of automatic precise matchingControlling ratio of multiple fluid flowsDispersed particle separationDatasheetData set
The invention discloses an all-working-condition self-adaptive pH adjusting method which comprises the following steps: 1, collecting data, selecting DCS historical data, exporting the DCS historicaldata to a CSV format file, and arranging the exported data according to a time sequence, 2, screening and cleaning data, 3, performing modeling analysis on the screened and cleaned data table to obtain a dynamic pH expected value model, 4, according to the flue gas mass flow monitored in real time and the number of in-operation circulating pumps, calculating the pH value of the corresponding dataset online through a dynamic pH expected value formula, and carrying out pH adjustment in real time. According to the full-working-condition self-adaptive pH adjusting method, accurate control over the desulfurization pH value under the full-load working condition can be achieved, and the defect that in traditional PID control, the set value is manually adjusted by an operator according to the real-time working condition is overcome, the problem of automatic and accurate matching of the pH value set value according to the real-time operation condition is solved, compared with a traditional PHvalue adjusting mode, limestone consumption can be reduced, and the purpose of reducing consumption is achieved.
Owner:BEIJING GUODIAN LONGYUAN ENVIRONMENTAL ENG

Air inlet cooling system and method of air separation air compressor

The invention belongs to an air compressor efficiency-improving and energy-saving system and method, and provides an air inlet cooling system and method of an air separation air compressor in order tosolve the problems of a cooling system that energy consumption of an air compressor occupies a large proportion of total energy consumption of an air separation system, consumption reduction of the air compressor is reduced, and especially the temperature of air entering the air compressor is lowered. The system comprises an air separation pre-cooling system lithium bromide unit, a surface air cooler, the air compressor and a circulating water system. A heat source inlet of the air separation pre-cooling system lithium bromide unit is connected with external heat energy, steam condensate generated by the air separation pre-cooling system lithium bromide unit enters the circulating water system through a condensate recovery device, chilled water generated by the air separation pre-coolingsystem lithium bromide unit enters the surface air cooler to serve as a cooling medium for cooling the air in the surface air cooler, chilled water having exchanged heat in the surface air cooler is recovered to the circulating water system, and cooled air enters the air compressor. The method cools the air entering the air compressor by means of the air separation pre-cooling system lithium bromide unit on the basis of the system.
Owner:陕西秦风气体股份有限公司 +1

Process flow of supercritical carbon dioxide dyeing combining with urea production system

InactiveCN101775723BIncrease productivityReduce one-time equipment investmentSolvent-treatmentTextile treatment machine arrangementsChemical industrySurplus production
The invention relates to equipment and process for chemical industry and dyeing, in particular to a process flow of supercritical carbon dioxide dyeing combining with a urea production system. In the flow, the combination of an original or a new carbon-dioxide compressor in the urea production system and a fluid source compressor set of the supercritical carbon dioxide dyeing, or the single running or stand-by or new carbon-dioxide compressor in the urea production system, or one of the combinations including the combination of the running carbon-dioxide compressor and the stand-by carbon-dioxide compressor in the system, the combination of the running carbon-dioxide compressor and the new carbon-dioxide compressor in the system, the combination of the stand-by carbon-dioxide compressor and the new carbon-dioxide compressor in the system and the combination of the running carbon-dioxide compressor, the stand-by carbon-dioxide compressor and the new carbon-dioxide compressor in the system is selected; the selected compressor set is utilized to compress surplus carbon dioxide in the urea production system; the compressed carbon dioxide is taken as a supercritical fluid source of thesupercritical carbon dioxide dyeing system and is inputted to a supercritical carbon dioxide dyeing system to complete a process flow of the supercritical carbon dioxide dyeing. In the process flow, the resources of the surplus carbon dioxide, surplus production capacity and a large number of human resources are utilized fully, the production efficiency of urea production enterprises is improved,disposable equipment investment of dyeing production is reduced, the running, maintenance and management cost of the dyeing production are reduced, and energy conservation, emission reduction and consumption reduction are realized.
Owner:SHANDONG UNIV

Fan coil thermostat with multiple energy-saving modes

The invention discloses a fan coil temperature controller adopting multiple energy saving models. The temperature controller comprises a control processing module, and a power module, a Lonworks intelligent receiving and dispatching module, a relay control module, an electricity quantity metering module, a temperature acquisition circuit, a keyboard circuit, a liquid crystal display circuit, a data storage and real-time clock circuit and an IO (Input / Output) expansion circuit which are respectively connected with the control processing module; the electricity quantity metering module comprises a voltage and current sampling circuit and an electricity acquisition circuit; the relay control module is divided into four relay output paths; one of the four paths is in normally-open / close double-contract output which can be used for controlling a two / three-wire valve; the other three paths are in normally-open contact output and are used for controlling the high / intermediate / low-level operation models of a fan. The temperature controller can be used for automatically implementing multiple flexible energy-saving control models such as temperature adjustment control according to consumption reduction indexes so as to realize the aims of reasonably utilizing energy and reducing the energy consumption.
Owner:江苏联宏智慧能源股份有限公司

All-working-condition self-adaptive pH adjusting method

The invention discloses a full-working-condition self-adaptive pH adjusting method which comprises the steps: step 1, collecting data, selecting DCS historical data, exporting the data to a CSV format file, and arranging the exported data according to a time sequence; step 2, screening and cleaning the data; step 3, performing modeling analysis on the screened and cleaned data table to obtain a dynamic pH expected value model; and step 4, according to the flue gas mass flow monitored in real time and the number of circulating pumps in operation, calculating to obtain the pH value of the corresponding data set online through a dynamic pH expected value formula, and carrying out pH adjustment in real time. According to the full-working-condition self-adaptive pH adjusting method, accurate control over the desulfurization pH value under the full-load working condition can be achieved, and the defect that in traditional PID control, the set value is manually adjusted by an operator according to the real-time working condition is overcome; the problem of automatic and accurate matching of the pH value set value under the real-time operation working condition is solved; and compared with a traditional pH value adjusting mode, the limestone consumption can be reduced, and the purpose of reducing consumption is achieved.
Owner:BEIJING GUODIAN LONGYUAN ENVIRONMENTAL ENG

Integrated energy consumption management and control system, equipment and control method thereof

PendingCN114355795AMonitor energy usageConvenient energy billingProgramme controlComputer controlThermal monitoringAutomatic control
An integrated energy consumption management and control device disclosed by the present invention comprises a monitoring device and a control device, the monitoring device and the control device are cooperatively used, and the monitoring device comprises a central air conditioner monitor, an illumination monitor, a split air conditioner monitor, a central heating monitor, an intelligent socket monitor and an electricity consumption metering monitor. The control equipment comprises remote control, group control, timing control, automatic control of a central air conditioner and a split air conditioner, air speed control, water valve control, infrared control, illumination control and centralized heating monitoring, compared with the prior art, based on the design of the LonWorks bus integrated energy management system, the energy consumption conditions of all electric equipment in a building can be accurately monitored, and the energy utilization rate of the electric equipment in the building can be improved. The system is simple in structure, convenient for statistical analysis of energy consumption conditions and energy consumption charging, has a plurality of energy-saving control modes, can be conveniently set, provides a basis for an integrated energy management system to implement a flexible control strategy, and achieves the effects of reasonable energy consumption and energy consumption reduction.
Owner:JIANGSU ELECTRIC POWER CO

Cut stem making system capable of increasing proportion of filamentous cut stems

The invention relates to a cut stem making system capable of increasing the proportion of filamentous cut stems. An outlet of a cut stem expansion drying device is connected with a feed port of a first winnowing device, a first discharge port of the first winnowing device is connected with a feed port of a second winnowing device, and a second discharge port of the first winnowing device is connected with a stem stick receiving box; and the secondary winnowing device comprises three discharge ports, a third discharge port is connected with a crushed stem receiving box, a fourth discharge portis connected with a feed port of a cut stem perfuming device, and a fifth discharge port is connected with a slice cut stem receiving box. According to the technical scheme, the secondary winnowing device is additionally arranged in the cut stem making system, so that the proportion of filamentous cut stems is increased, the adaptability of the cut stems is improved, the uniformity of cut stem blending is improved, and then the stability of physical, chemical, combustion and other indexes of cigarettes is improved. By increasing the proportion of the filamentous cut stems, breakage of the cutstems in subsequent links can be reduced, the effective utilization rate of the cut stems in cigarettes is increased, and then the purpose of consumption reduction is achieved.
Owner:HONGYUN HONGHE TOBACCO (GRP) CO LTD

Urban power distribution network loss reduction optimization method based on load prediction model

An urban power distribution network loss reduction optimization method based on a load prediction model comprises the steps of building a mathematical model for the comprehensive optimization of powerdistribution network loss, namely, the mathematical model for the comprehensive optimization of power distribution network loss is responsible for comprehensively considering the network loss, the switching times, the energy efficiency load optimization management and reactive compensation voltage deviation indexes of a distributed power distribution network; establishing a constraint conditionsof the mathematical model for the comprehensive optimization of the urban power distribution network loss; and adopting an improved harmony search algorithm to solve the mathematical model for the comprehensive optimization of the urban power distribution network loss, wherein the solved global optimal solution is the minimum value of the loss of the power distribution network under the constraintcondition within a certain range. According to the present invention, the power personnel can adjust the power grid according to each parameter in the global optimal solution, thereby achieving the purpose of reducing the consumption of the power distribution network.
Owner:ELECTRIC POWER RESEARCH INSTITUTE OF STATE GRID NINGXIA ELECTRIC POWER COMPANY
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