80results about How to "Solve energy waste" patented technology

The invention belongs to the technical field of cellulosic ethanol production process steam explosion pretreatment, and discloses a steam explosion straw material collection and energy utilization technology, comprising the concrete steps of: (1) feeding the crushed straw into a blasting vessel by mechanical means; (2) feeding high pressure steam with a pressure of 1.2-4.0 MPa into the blasting vessel; (3) keeping pressure for the blasting vessel for 10-120 min; (4) opening the blasting vessel to eject the material to achieve separation of the material and the steam; (5) feeding the steam from the step (4) into a decompression chamber, and discharging organic molecule containing steam from the top of the decompression chamber and into the a condenser; (6) feeding a liquid formed by the steam of the step (5) through the condenser to the wastewater treatment process, and feeding the exhaust gas into an absorption tower for subsequent exhaust absorption. The technology enables steam explosion byproducts to be scientifically collected and used, makes fully use of exhaust heat, and is easy to promote and use.

The invention discloses a broadband wireless access method, a broadband wireless access system and a central control system. The method includes the steps that the CCS (central control system) periodically transmits signaling signals to a relay node arranged on a high-speed moving object by the aid of an RRU (remote radio unit) and receives acknowledgement messages of the signaling signals from the relay node; and the CCS determines state information of the high-speed moving object according to the received acknowledgement messages, enables a target RRU corresponding to the state information to be on by the aid of an optical switch and enables the source RRU corresponding to the state information to be off, wherein the state information includes the current position and the current driving direction. By the aid of the broadband wireless access method and the broadband wireless access system, control, operation and maintenance processes of the system are simplified, frequency spectrum resources are reduced, energy waste is lowered, and user experience is improved.

The invention relates to a solar electric bicycle, which is used for solving the existing situations of energy shortage and environmental pollution. The solar electric bicycle comprises a bicycle body, wherein a bracket is fixedly mounted on the bicycle body; a solar battery is fixedly mounted on the bracket; the solar battery is connected to a controller through a connecting lead; the controller is connected to a ferric phosphate lithium battery through the connecting lead; the ferric phosphate lithium battery is located in the bicycle body; the solar battery is embedded in the bracket; the connecting lead is embedded in a gap between the bracket and the solar battery; glass cement is sealed in the gap between the bracket and the solar battery; the connecting lead is located in the glass cement; a piece of shockproof cotton is filled between horizontal contact surfaces of the bracket and the solar battery; a glass reinforced plastic cover is packaged outside the solar battery; a filleted corner is arranged at the front end of the bracket; and a filleted corner is also arranged at the front end of the solar battery. By the adoption of the invention, the problems of energy waste and environmental pollution can be solved, use cost of the electric bicycle is reduced greatly, and the electric bicycle and the solar battery are combined perfectly, thereby bringing a brand-new visual effect to people.

The invention relates to a PID + FF feedforward closed-loop control method based on electric compressor of pure electric vehicle, When the air conditioning system enters normal mode, according to thetemperature error value and the position PID control sub-algorithm with integral deviation, the position PID control sub-algorithm with feedforward compensation and the look-up table PID control sub-algorithm respectively calculate the rotational speed of an electric compressor, Then the three speed values are summed up to get a total speed value. Finally, when the air conditioning system is turned on or off, the position PID controller with start/close protection is used to calculate the speed value of the electric compressor by using the total speed value to adjust the speed of the compressor. The method can accurately control the heating rotational speed of the electric compressor and achieve the control effect of "variable rotational speed and fixed temperature".

The invention discloses a layout structure of a three-axis linkage manipulator, including a rotating C axis, a linear Z axis, a linear X axis, a motor, a reducer, a rotary table, a C axis reducer, a column, a linear guide rail, and an auxiliary transmission conversion lead screw , arm connection block, arm system, arm bracket, rear arm, forearm, hand claw, it is characterized in that: the present invention adopts the three-axis linkage layout that adopts three-dimensional coordinates of the present invention, designs the direct stroke of the three-dimensional space of manipulator, adopts double gear The C-axis structure of the anti-backlash reduction box, the Z-axis and X-axis of the linear guide rail and the ball screw auxiliary transmission structure, the whole machine has a compact structure and high rigidity, which ensures high precision during high-speed operation, and realizes small action stroke and short action cycle of the manipulator. , low energy consumption and high efficiency. The deficiencies of the prior art are overcome.

The invention relates to a dry vacuum pump set for rotor performance test and a rotor performance test method for a dry vacuum pump. The dry vacuum pump set comprises a fixed module, outer covers of various specifications, shaft sleeves of various specifications and stators of various specifications; the fixed module includes a driving chamber, a driving shaft and a driven shaft; the stators, shaft sleeves and outer covers are selected according to one or more pairs of engaging rotors releasably mounted on the driving shaft and the driven shaft so that axial positioning structures and drivingchamber on the stators, the shaft sleeves, the outer covers, the driving shaft and the driven shaft form independent pump chambers corresponding to each pair of engaging rotators, and the dry vacuum pump is formed. The test method employs the dry vacuum pump set. Therefore, through quick and simple assembly of different rotor combinations on one dry vacuum pump and formation of a test system, exhaust effects of different rotor combinations in different pressure areas and an optimal scheme are achieved, and the technical problem that sample pumps in development and research stage of dry vacuumpumps experiences unnecessary material and energy waste is solved.

The invention discloses an LOHC fuel cell power generation system and method. The LOHC fuel cell power generation system is composed of a fuel cell subsystem, a high-temperature heat pump subsystem, an LOHC dehydrogenation subsystem and a Rankine cycle subsystem; the fuel cell subsystem is used for converting H2 chemical energy into electric energy; the high-temperature heat pump subsystem is used for converting the low-temperature heat energy of the fuel cell into high-temperature heat energy; the LOHC dehydrogenation subsystem is used for realizing LOHC dehydrogenation by utilizing the high-temperature heat energy; and the Rankine cycle subsystem is used for converting residual heat energy of the system into electric energy. Power generation waste heat of the fuel cell is rapidly absorbed and taken away by a working medium, efficient and stable work of the cell is ensured; one part of the heat is used for driving Rankine cycle power generation, the generated electric energy can be used for internal consumption of the system; one part of the heat is used for LOHC dehydrogenation, and generated H2 is used for the fuel cell. According to the system and the method, the problem of energy waste caused by mismatching of the working temperature of the fuel cell and the LOHC dehydrogenation temperature is solved, the adverse effect of dehydrogenation reaction energy consumption on the power generation efficiency of the fuel cell is reduced, and the overall energy utilization level is improved.

The invention discloses a vehicle fuel supply system which comprises an engine, a pressure regulator, an electric fuel pump and a fuel tank; the electric fuel pump is positioned in the fuel tank; the engine communicates with the pressure regulator; the pressure regulator communicates with the electric fuel pump through a fuel inlet tube; an energy accumulator and a rheostat are connected between the engine and the electric fuel pump; the energy accumulator is connected to the rheostat; one end of the energy accumulator communicates with the engine; and other end of the rheostat is electrically connected to the electric fuel pump to form a loop. The vehicle fuel supply system is simple in structure and is low in cost, can control fuel pump capacity of the electric fuel pump according to needs of the engine, is high in control flexibility, is good in reliability, effectively saves energy, and solves the problem that energy of the fuel supply system is wasted.

The invention provides a thermoelectric cooling module and heat dissipation device comprising same. A thermoelectric cooling module includes a base, a thermoelectric cooler and a plurality of heat exchangers. The base includes a case and a cover. The case has an inlet and an outlet. The cover covers the case. The cover and the case together define an accommodation space. The inlet and the outlet are connected with the accommodation space for a heat transfer fluid to flow in and out of the accommodation space. The thermoelectric cooler is in thermal contact with the cover for exchanging heat with the cover. The heat exchangers are disposed on and in thermal contact with the cover. The heat exchangers extend from the cover into the accommodation space for exchanging heat with the heat transfer fluid in the accommodation space.

The invention relates to a visible light positioning system for supermarket shopping guide and a navigation method using the same, which aim at solving the problems of easiness in influence by environment and waste of energy sources in the positioning process of the existing supermarket shopping guide. The navigation method is technically characterized by comprising the following steps of enabling LEDs (light emitting diode) to correspond to different encoding signals, and sending a starting signal and a closing signal for light responding to the encoding signals; respectively positioning the LEDs in different supermarket areas, enabling a data source to send an encoding signal loaded with high and low electric level information to a modulator-demodulator, and converting into decimal information for controlling an LED light source; sending the decimal information to an LED light source driving circuit, and enabling the LED light source driving circuit to drive the LED to open or close according to the high and level electric level information of the decimal information. The visible light positioning system has the beneficial effects that the influence to the signal collection by environments is very small, all LEDs can use the same illuminance intensity, the gradual increasing is not needed, and the energy source is saved.

The invention discloses a centralized heating secondary side regulation and control method based on artificial intelligence and an optimization algorithm. The method comprises the specific steps of collecting historical data and carrying out data preprocessing; according to the preprocessed historical data, establishing a deep regression model for training; and acquiring real-time data, inputting the real-time data and decision variables into the model together, and carrying out decision solving through the optimization algorithm. According to the method, the deep regression and the optimization algorithm serve as a technical framework, the heat loads of a heat exchange station and all units are predicted, the secondary side water supply temperature, the circulating pump frequency and the valve opening degree of each unit serve as the decision variables, and an optimal regulation and control strategy is optimized and solved. According to the method, various environmental factors are considered, and parameter evaluation of industry experts is not needed. The optimal regulation and control strategy composed of all decision variables can be output at the same time, and accuracy, stability and energy-saving potential are considered.

The invention discloses a boiler system with multiple boilers arranged in a stacked mode. The boiler system comprises the multiple boilers with the same type specification, steam pipelines, electric steam pipeline closing and opening valves, valve controllers and a steam header pipe. Through the stacked boilers, a large-volume boiler is decomposed, and the steam quantities generated by the stacked boilers are superposed to replace the steam quantity generated by the single large boiler; each boiler is additionally provided with the corresponding electric steam valve to achieve opening and closing of the corresponding steam pipeline of the boiler, so that the steam pipeline of each boiler is connected with or disconnected from the header pipe; and according to power generating requirements, the steam load is changed by shutting down one or more boilers, and it can be ensured that all the boilers can work under the rated loads. Compared with the single large boiler, the load of the multi-boiler system is easy to adjust, boiler efficiency is high, and the total quantity of discharged pollutants is greatly reduced.

The invention relates to the technical field of leather products, in particular to a dermal surface defect detection equipment based on machine vision and deep learning, which includes a stage. One side of the upper surface of the stage is provided with a camera component through an angle adjustment mechanism, and the other is provided with an imaging display screen, a first light source is connected to both sides of the camera component through a rotating structure, a second light source is installed in the middle of the upper surface of the stage, and a transmission mechanism is installed onthe stage on both sides of the second light source. The detection technology based on machine vision and deep learning of the invention is applied to the automatic detection of the dermal surface, realizing the quasi flexible automatic production of dermal products, solving the situation of energy waste, and improving the detection reliability and labor and energy costs of detection.

The invention belongs to the technical field of automobile air conditioners, and discloses an air conditioner condenser fan control circuit and device and an automobile. The air conditioner condenserfan control circuit comprises an oscillation circuit, a rectification circuit and a rotating speed control circuit. The oscillation circuit receives a pressure electric signal output by an air conditioner refrigeration system and outputs sine alternating current to the rectification circuit according to the pressure electric signal; the rectification circuit rectifies the sine alternating currentand then outputs direct current to the rotating speed control circuit; and the rotating speed control circuit controls the rotating speed of the condenser fan according to the direct current. The rotating speed of the fan is determined according to the pressure of the air conditioner refrigeration system, so that energy saving of the condenser fan is realized; and meanwhile, the fan of the air conditioner condenser is independently controlled, so that excessive instantaneous current caused by synchronous starting of the compressor and the condenser fan is avoided, and the problems of energy waste and excessive instantaneous current of an air conditioner system loop due to synchronous working or stopping of the compressor and the condenser fan of an existing air conditioner control circuitare solved.

The invention discloses a control method of an ice storage air-conditioning system and the ice storage air-conditioning system. The method includes the steps that a duplex mode main chiller provides a secondary refrigerant solution at a first preset temperature for an ice storage tank through a first water pipe under an ice-making working condition; after ice making, the temperature of the secondary refrigerant solution is increased to a second preset temperature, and the ice storage tank outputs a secondary refrigerant solution at the second preset temperature through a second water pipe, a heat exchanger is installed on the second water pipe and cold water circularly flows between the heat exchanger and an air-conditioning terminal; and heat exchange is carried out on the secondary refrigerant solution at the second preset temperature and the cold water through the heat exchanger, and cold water at the temperature needed by the air-conditioning terminal is obtained. The ice storage air-conditioning system integrates cold storage and cold supply, the duplex mode main chiller supplies cold on the premise of making ice, the refrigerating capacity of the main chiller is effectively used for meeting the requirement of the air-conditioning terminal, and therefore the energy utilization rate of the system is increased, and the problem of energy waste in a traditional control method is solved.

The invention discloses a delay control system for a hydrogen energy vehicle. The delay control system comprises a lithium battery assembly, a vehicle controller, a hydrogen energy device, a hydrogen fuel pile delay device, a key switch and a first contactor, the lithium battery assembly comprises a lithium battery, a lithium battery management system BMS, a DC-DC DC converter, a coil and a second contactor; the DC-DC DC converter is arranged between the lithium battery and the lithium battery management system BMS; the hydrogen fuel reactor delay device comprises a hydrogen fuel reactor control system FCU, a relay, a diode and a coil. The whole system adopts an innovative design, is combined with the characteristics of a lithium battery control system, is simple in structure, convenient to implement and low in cost, and can effectively solve the problems of power consumption and shortage, energy waste, unsafety and the like after the hydrogen energy vehicle is parked.

The invention discloses a horizontal type carbon tube furnace exhaust gas residual heat recovery system and a using method thereof. At least one exhaust gas residual heat heating device (8) is arranged in the position of each horizontal type carbon tube furnace (7). The heating ends of the exhaust gas residual heat heating devices (8) are connected with the exhaust gas ends of the horizontal type carbon tube furnaces (7). A hot return water heat preservation pipeline (3) provided with a circulating water pump (2) passes through a heat utilization area (4) and then is connected with the heated ends of the multiple exhaust gas residual heat heating devices (8) in series. A first heat meter (5) is arranged in the position, in front of the first exhaust gas residual heat heating device (8), of the hot return water heat preservation pipeline (3). A second heat meter (9) is arranged in the position, behind the last exhaust gas residual heat heating device (8), of the hot return water heat preservation pipeline (3). The two ends of the hot return water heat preservation pipeline (3) are connected with the water inlet end and the water outlet end of a gas-fired hot water boiler (1) correspondingly. By means of the horizontal type carbon tube furnace exhaust gas residual heat recovery system and the using method thereof, heat pollution caused by exhaust gas burning in production workshops can be avoided effectively, and meanwhile the burning heat of combustible gas CO is recycled.

The invention specifically discloses a refrigerated box for vehicles, which includes a refrigerated box body, the refrigerated box body includes a lower box body fixedly installed on the vehicle frame and an upper box body buckled on the lower box body, the upper box body Inverter air conditioner is installed on the top. The side wall of the upper box and the side wall of the lower box are slidingly connected up and down; the upper box includes an outer liner and an inner liner, the outer liner is an aluminum guard plate, and the inner liner is PVC A plastic plate, a cavity is formed by a sealing strip between the outer liner and the inner liner; a motor is fixedly installed on the bottom of the lower box, and the output shaft of the motor is fitted with a device that can drive the upper box along the side of the lower box. A screw rod for moving up and down the wall, and the screw rod is threadedly matched with the upper box body. The modified refrigerated container can adapt to the purpose of changing the quantity and volume of goods, achieve the effect of saving electric energy, and solve the problem of energy waste in the technical background.

The invention provides a mini light-emitting diode backlight module, a manufacturing method thereof and a display device. The manufacturing method comprises the steps of providing a carbon paste solution; coating a substrate with the carbon paste solution to form a carbon paste array on the substrate, wherein the carbon paste array comprises a plurality of carbon paste contact points; transferringa plurality of mini light-emitting diodes to the substrate, wherein the plurality of mini light-emitting diodes are in one-to-one correspondence and contact with the plurality of carbon paste contactpoints; and carrying out a die bonding method, namely, low-temperature annealing treatment on the substrate. The high-conductivity carbon paste is used for replacing solder paste to serve as a die bonding raw material, high-temperature reflow soldering is not adopted, and the die bonding process is completed through low-temperature sintering, so that the die bonding process is simpler and more energy-saving, and the technical problem of energy waste caused by high-temperature reflow soldering adopted in an existing die bonding process can be solved.