948results about How to "To achieve the effect of energy saving and emission reduction" patented technology

The invention relates to a method for collecting ferronickel concentrate from lateritic nickel ores by a rotary kiln. The lateritic nickel ores are crushed, stirred and mixed with a carbonaceous reducing agent and a compound additive, made into pellets by a ball press or a marble machine and put into the rotary kiln for reducing and roasting; waste heat at the front part of the rotary kiln is used for carrying out the drying and preheating of the pellets; the high-temperature area of the rotary kiln is 9 to 10 meters away from a kiln outlet; the temperature of the high-temperature area is controlled to be 1000 to 1300 DEG C; roasting time is 0.5 to 2 hours; the dried pellets enter the high-temperature area of the rotary kiln for reducing and roasting; a magnetic separator with a magnetic field intensity of 3000 to 5000 gauss is adopted to sort roasted material obtained after water quenching and wet ball milling, thus obtaining high-content ferronickel concentrate; the method can realize the simultaneous recycling of nickel and iron and obtain the high-content ferronickel concentrate; the content of nickel is 5 to 13 percent and the recycling rate of nickel is 85 to 93 percent; the content of iron is 30 to 75 percent and the recycling rate of nickel is 60 to 85 percent; the reasonable utilization of the waste heat during process procedure achieves the purposes of saving energy and reducing discharge and greatly reduces pollution to the environment.

The invention discloses a monitoring method and system of an intelligent housing system and an intelligent housing system. The intelligent housing system comprises a wireless router and a household appliance. The monitoring method comprises the following steps that: a mobile terminal determines whether a first network and a preset network are identical, wherein the first network is a network connected to the mobile terminal currently and the preset network is a wireless local area communication network of the wireless router; and when the mobile terminal determines that the first network is not identical with the preset network, control data are sent to the household appliance by a cloud server. According to the invention, a problem that the energy is wasted because the household appliance at home is not turned off timely or is not adjusted to the low power consumption state when the user leaves home can be solved, thereby realizing effects of energy conservation and emission reduction.

The invention discloses a producing technique of films for aluminized anti-fake wrapping paper, sequentially comprising the following steps of: paint coating, holographic nickel plate stamping, aluminizing, rewinding, combining, peeling, and the like. The producing technique improves the transferring and temperature-proof performances of films, and polyester films can be reused for 3-5 times, thereby improving the economic benefit and achieving the energy-saving and emission-reducing effects. In addition, corresponding holographic patterns can be made based on requirements to play an anti-fake role.

The invention provides a telescopic device which comprises a first telescoping mechanism, a second telescoping mechanism, a horizontal telescoping mechanism, a mounting seat, a first mounting board and a second mounting board, wherein a first end of the first telescoping mechanism and a first end of the second telescoping mechanism are hinged with the mounting seat respectively; a second end of the first telescoping mechanism and a second end of the second telescoping mechanism are hinged with the first mounting board and the second mounting board respectively; and a first end and a second end of the horizontal telescoping mechanism are hinged with the first mounting board and the second mounting board respectively. The invention further provides a vehicle provided with the telescopic device. With the adoption of the telescopic device and the vehicle, the wheelbase and the tread of the vehicle can be adjusted respectively or simultaneously.

The invention discloses an energy-saving management system for a central air conditioner, and relates to the field of central air conditioning. The system comprises a work station, a machine room system control cabinet and an end area control cabinet; the end area control cabinet is connected to the machine room system control cabinet through a BACNET (Building Automation Control Network) protocol of an RS485(recommend standard) bus; the machine room system control cabinet is connected to the work station through a network; data in the field or in the air conditioner are acquired in real time and are fed back to a DDC (Direct Digital Control) controller by performing centralized control on the end of an air conditioning area; the optimal management of the end is realized by synchronous change of the DDC controller along with the requirement of an end load. According to the energy-saving management system for the central air conditioner, the energy consumption of the air conditioner is reduced to the great extent, and the effects of saving energy and reducing emission are achieved by adopting system energy saving; the balanced operating of each piece of equipment is guaranteed and the service life of each piece of the equipment is greatly prolonged by intelligent control and optimizing program selection.

The invention discloses a plant irrigation system. The plant irrigation system comprises a water storage system, a control unit, an irrigation waterway and sensor units, wherein the water storage system is connected with an inlet and an outlet of the irrigation waterway and a tap water source, and is provided with a float valve which opens the tap water source to replenish water into the water storage system when the water level in the water storage system is lower than one set position; the control unit is used for controlling water supply and drainage according to trigger signals sent by the sensor units; the irrigation waterway comprises a plurality of basin-shaped containers, and lower ends of the containers are contacted with the water source in the irrigation waterway to supply the water to the containers; and the sensor units are positioned in the containers, and send the trigger signals to the control unit by sensing the status of water storage in the containers. A water pump is arranged at the joint of the water storage system and the inlet of the irrigation waterway, wherein when sensing the lack of water in the containers, the senor units send water supply signals to the control unit, and the control unit controls the water pump to open the irrigation waterway to supply the water; and when excessive water in the irrigation waterway flows back to the water storage system through the outlet, the control unit sends a signal to the water pump to shut off the water source.

The invention provides an ecological driving assistance system and a method for utilizing the ecological driving assistance system to assist driving. The ecological driving assistance system comprises a vehicle-mounted device and a roadside device, wherein the roadside device is arranged on a signalized intersection and transmits intersection traffic information to the vehicle-mounted device, and the vehicle-mounted device assists a driver in controlling the speed of a vehicle according to the traffic information transmitted by the roadside device. The system and method can assist the driver in enabling the vehicle to smoothly pass through the intersection in an economical operation method, promote the smoothness of traffic circulation and achieve the effect of saving energy and reducing emission.

Provided is an intelligent transportation system which can timely provide vehicle speed reference and is used for achieving that when a vehicle driver is prompted to travel to a position of a front traffic light according to a reference speed, the traffic light is precisely in a green light passage state. The intelligent transportation system comprises a traffic light control data collection module, a traffic light timing sequence module which is used for working out a timing sequence of each traffic light in a certain time in the future according to a traffic light changing rule, a computer data processing network service interface module and a mobile data communication module. Vehicle speed reference prompting is timely provided for the vehicle driver through an intelligent terminal to achieve that when the vehicle driver is prompted to travel to the position of the front traffic light according to the reference speed, the traffic light is precisely in the green light passage state, and the purpose that the vehicle driver does not need to park to wait for the red light is achieved. The intelligent transportation system can help vehicles to save fuel oil, achieves effects of energy saving and emission reduction, and meanwhile improves passing efficiency traffic light crossroads.

The invention relates to a hydrogenation process for preparing oil products from coal tar which is generated together with exhaust gas synthesized during preparation of methanol from a coke oven and coal gas. Methanol is prepared from coal gas which is the by-product of the coke oven, large amount of relief gas and nitrogen gas during the methanol preparation process, hydrogen is extracted from the relief gas and used as one of the materials for hydrogenation preparing light fule oil from tar, nitrogen is extracted as the material of a coke dry quenching unit, the heat energy generated during the coke dry quenching process is used for generating electric power. With the recycling of coke oven coal gas, the prior exhaust gas which is directly exhausted or burnt is changed into a high-value product, such as electricity, methanol, light fuel oil, advanced charcoal material, etc., at the same time, the object of energy conservation can be realized.

The invention relates to a ventilating glass curtain wall and a working method thereof, belonging to the technical fields of building energy conservation and new energy utilization. The ventilating glass curtain wall is provided with a plant curtain between an outer layer glass curtain wall and an inner layer glass curtain wall; the lower end of the outer layer glass curtain wall is provided with a first ventilating regulator, the lower end of the inner layer glass curtain wall is provided with a second ventilating regulator, and the first ventilating regulator and the second ventilating regulator are respectively connected with a fan; the lower end of the plant curtain is connected with a drain tank, and the upper end thereof is connected with a micro-sprinkling irrigation spray head which is connected with an electronic water pump by a main water supply pipe of a micro-sprinkling irrigation system; and the electronic water pump is connected with a water storage tank which is connected with a condensate water outlet arranged at the end of an air conditioner by a condensate pipe. The ventilating glass curtain wall utilizes the photosynthesis and the transpiration straggling effect of the plant curtain to consume solar radiation, and is simultaneously assisted by ventilation strategy, so that the heat inside a hot channel can be taken away, the temperature inside an air cavity of the ventilating double-layer curtain wall is reduced, and the aim of saving the energy consumption can be achieved.

The invention provides a method for controlling the torsion of a stepless variable-speed moderate hybrid vehicle, which comprises the following steps that: an engine management system ECU calculates the torsion required by an integral vehicle according to the displacement amount of an accelerator pedal of a driver, after the torsion required by the integral vehicle is calculated, the engine management system ECU sends the torsion required by the integral vehicle to an integral vehicle controller HCU, and the integral vehicle controller HCU distributes motor torsion and engine torsion according to the condition of the current electric quantity of a battery and the running condition of an engine. Through the method, the dynamic property of the integral vehicle can be met, and the working condition of the engine is optimized by combining with the operating characteristic of CVT, so that the integral vehicle has economic consumption of fuel oil and less pollution emission, and achieves the effects of energy conservation and emission reduction.

The invention provides a method and a system for treatment and recycling of feces and waste from livestock and poultry culture. The system comprises a waste water organic matter accumulating system, an anaerobic fermentation system, a sludge return system and a waste water recycling system. The method comprises the following steps: based on the characteristic that active sludge can highly absorb organic matters in waste water, accumulating the organic matters in the waste water from livestock and poultry culture; generating methane by anaerobic fermentation of sludge enriched with high-concentration organic matters together with dried feces so as to realize the recycling of biomass energy; and further treating low-concentration waste water after enrichment of organic matters by using constructed wetland and a sterilization method to meet water quality standards and to realize zero discharge of waste water. In addition, part of sludge in a sedimentation tank and biogas residues generated by anaerobic fermentation are returned and aerated in a regeneration tank to recover the high absorption activity so as to circularly absorb the organic matters in the waste water, thereby realizing recycling of the sludge and the biogas residues. The method and the system realize the treatment and recycling of feces and waste from livestock and poultry culture as well as recycling of biomass in the waste water and zero discharge of the waste water, and have the advantages of simple structure, low investment and operation cost, high treatment efficiency and the like.

The invention relates to an energy conservation and emission reduction device for internal-combustion engine micro-hydrogen jet, which comprises an oxyhydrogen electrolysis pool, an electrolyte reservoir, a current pulse width modulation volume control and safety protection circuit, a gas washing tank, a water seal anti-backfire pot, a generator and a multiple-connected battery; the current pulse width modulation volume control and safety protection circuit and the positive and negative electrodes of a conductive electrode plate of the oxyhydrogen electrolysis pool are connected into a loop; the case of the oxyhydrogen electrolysis pool is provided with two holes, and pipelines led out of the two holes of the oxyhydrogen electrolysis pool are sequentially connected with the electrolyte reservoir, the gas washing tank, the water seal anti-backfire tank and an internal-combustion engine. The device injects the mixed oxyhydrogen gas after water electrolysis into a combustion chamber of the internal-combustion engine to accelerate fuel oil or fuel gas combustion and realizes the full combustion of the fuel oil or fuel gas, thus improving the thermal efficiency, reducing the consumption of the fuel oil or fuel gas, and reducing the emissions of greenhouse gases, harmful gases and solid particles. The device is used for various vehicles, ships, generator sets and the like which take the internal-combustion engine as power.

The invention provides an intelligent property management system based on the internet of things. The intelligent property management system is characterized by comprising an automatic centralized collecting and settling management system, a public resource management system, an equipment efficiency management system, a logistics service management system, an information transmission system, a center processing system and a user terminal system. The intelligent property management system has the advantages that water, electricity, fuel gas and heating data can be directly read and collected through the internet, and automatic accounting and fee collection are achieved; public resources are managed though the internet of things, equipment energy consumption is monitored, and the effects of saving energy and reducing emission are achieved in a real sense; later service management can be further conducted through the internet of things, and services including repair work reported by home owners, life service, transaction query and the like are conducted rapidly; the property management service of the system can improve the property management work efficiency through the internet of things in combination with characteristics of the internet of things.

The invention relates to urban traffic construction, in particular to an urban public transport operation scheme optimization method. According to the technical scheme, the urban public transport operation scheme optimization method comprises the following steps of (1) carrying out data acquisition; (2) creating a database; (3) analyzing data; (4) carrying out operation optimization. According to the urban public transport operation scheme optimization method, public transport operation efficiency can be improved, the public transport service can be provided in a more effective and energy-saving mode, and therefore the customer satisfaction can be improved.

The invention relates to the field of agricultural ecological greenhouses, in particular to a new energy closed-loop type comprehensive energy-saving system applied to the agricultural ecological greenhouses. The new energy closed-loop type comprehensive energy-saving system applied to the agricultural ecological greenhouses is used for fully realizing intelligent management of greenhouses by using effective combination of an Internet of things intelligent control system, a film photovoltailc system and a high-temperature and high-efficient screw heat pump system. According to the new energy closed-loop type comprehensive energy-saving system applied to the agricultural ecological greenhouses, the technology, process and equipment for agricultural production are improved, the energy consumption, water consumption and pollution are reduced, the effects of energy conversation and emission reduction are achieved and the maximization of economic benefit and social benefit is realized.

The invention discloses a high-desalting-rate seawater desalination method based on liquefied natural gas cold energy, which comprises the following steps: sufficiently carrying out indirect heat exchange on liquefied natural gas and a gas-state secondary coolant, and sufficiently carrying out indirect heat exchange on the obtained liquid-state secondary coolant and seawater to obtain ice and concentrated seawater; (2) taking the ice obtained in the step (1), standing under atmospheric pressure until the melting rate of ice is 10-50%, recovering the liquid, and taking the residual ice for later use; (3) crushing the residual ice obtained in the step (2) to obtain ice crystal granules, centrifuging, recovering the liquid, and taking the ice crystal granules for later use; and (4) completely melting the ice crystal granules obtained in the step (3). The invention also discloses a seawater desalination plant based on liquefied natural gas cold energy. The method utilizes the cold energy released in the liquefied natural gas gasification process, comprehensively utilizes the freeze desalting, gravity desalting and centrifuging desalting techniques, has the advantages of simple steps, energy saving and environment friendliness, and enhances the seawater desalting rate on the basis of freeze desalting.

The invention discloses an energy-saving management system for an ice storage central air conditioner and relates to the field of central air conditioners. The energy-saving management system comprises a work station, a machine room system control cabinet and a tail end area control cabinet, wherein through centralized control over the tail end of an air conditioner area, data on the spot and data in the air conditioner are collected in real time and are timely fed back to a DDC (Direct Digital Controller), and the DDC changes synchronously along with the requirements of the load of the tail end so as to realize optimal management of the tail end; the highly-efficient energy-saving management system for the ice storage central air conditioner has four working modes respectively including direct refrigeration, ice storage, de-icing refrigeration and united cold supply. According to the energy-saving management system, peak-valley electricity price at night is utilized, cooling capacity is stored in a form of ice, the ice storage cooling capacity is used up during peak hour, and start-up of a host is reduced as possible or less start-up of the host is provided, so that the effect of saving resources is achieved; through intelligent control, program selection is optimized, the even running of each piece of equipment is guaranteed, and the service life of the equipment is greatly prolonged.