127results about How to "Increase installed capacity" patented technology

The invention provides an independent micro grid optimization configuration method considering price-type demand response. The method includes steps of S1, performing discretization on 24 hours in one day and dividing the 24 hours into T periods, wherein the time length of the t period is Delta t and t is an arbitrary period, drawing a curve of regular load in a micro grid; S2, drawing a short period new energy power generation power curve, making real time electricity prices for micro grid users according to the new energy power generation power curve and the regular load curve, wherein a low electricity price is used in periods when the new energy power generation power curve is greater than the regular load curve and a high electricity price is used in periods when the new energy power generation power curve is smaller than the regular load curve; S3, establishing a demand response optimization model and guiding user electricity consumption behaviors; S4, determining a wind/light/diesel/storage micro power source power generation model and establishing a micro grid optimization configuration model by taking an annual value such as a life cycle and the like of the micro grid as a target; S5, solving the established micro grid optimization configuration model and obtaining an optimization configuration scheme. The method provided by the invention is good in economical benefits.

The invention discloses an array-type configuration method for tracking-type photovoltaic devices. The array-type configuration method includes the steps of 1), establishing three-dimensional models of the tracking-type photovoltaic devices; 2), establishing rotation transformation models; 3), determining composite rotation transformation models of photovoltaic panels; 4), selecting shadow calculation key points; 5), calculating shadow coordinates of the key points; 6), drawing annual shadow position track lines of the key points and calculating configuration spaces among neighboring photovoltaic devices; 7), acquiring array configuration results of the photovoltaic devices. Complexity in shadow calculation of the tracking-type photovoltaic devices is taken into consideration, shadow transformation matrix models under shining of the sun are structured, the annual shadow position track lines of the key points of the tracking-type photovoltaic devices are calculated and drawn, the minimum configuration spaces among the neighboring photovoltaic devices without shading of shadows are acquired, land occupation area and consumption of building materials for construction of a photovoltaic power station are reduced, and installed capacity and generating efficiency of the photovoltaic power station can be improved.

The invention discloses a multi-rotor wind generating system with connecting rods, which comprises a tower 1, wind turbines, two slewing bearings 2, a framework 4, beams 5 and the connecting rods 8. A rotary driving device A is arranged on the top of the tower; a rotary driving device B is arranged in the middle of the tower; inner rings of the slewing bearings of the rotary driving device A and the rotary driving device B are fixed on the tower; the framework is fixedly connected to the outer rings of the slewing bearings of the rotary driving device A and the rotary driving device B; one end of each beam is connected with the framework; one end of each connecting rod is connected with the middle part of each beam, and the other end of each connecting rod is connected with the framework; wind turbines are fixedly connected with the beams; each wind turbine comprises a wind wheel 6 and a cabin 7; and the power of each wind turbine is 0.5-500kW. The multi-rotor wind generating system has the advantages that: blades have long service life, the occupied area is small, installation and maintenance cost is low, the reliability is high, the application range is wide, a slewing bearing or a rotary driving device in the cabin is eliminated, the bearings bear small force, and the beams bear small force.

The invention discloses a wind power generator comprising a tower, a first wind wheel, a cabin, a first wheel hub, a first main shaft, a first generator set and a yaw driving system, wherein the first wind wheel comprises a plurality of vanes, the cabin is installed on the tower, the first wheel hub is used for installing the first wind wheel, the first main shaft extends out of one end of the cabin, the first generator set is arranged in the cabin, and the yaw driving system is arranged at the lower end of the cabin; and one end of the first main shaft is connected with the first wheel hub, and the other end of the first main shaft is connected with the first generator set through a first drive system. The wind power generator also comprises a first wind wheel, a second wheel hub, a second main shaft and a second generator set, wherein the first wind wheel comprises a plurality of vanes, the second wheel hub is used for installing the second wind wheel, the second main shaft extends out of the other end of the cabin, and the second generator set is arranged in the cabin; and one end of the second main shaft is connected with the second wheel hub, and the other end of the second main shaft is connected with the second generator set through a second drive system. The wind power generator has low cost and can effectively improve the utilization rate of wind energy.

An array linkage type solar energy two-degree-of-freedom tracking system comprises a supporting mechanism, a tracking mechanism, a linkage mechanism, and a driving device, wherein the supporting mechanism supports a battery panel tray by using a cardan joint and a vertical shaft; the tracking mechanism is connected to a transmission gear by using the linkage mechanism, the driving device is connected to the linkage mechanism, the linkage mechanism is connected to a tracking crank by using a linkage diverter and a linkage connecting rod, and performs successive disjunction distribution and winding cascading on two types of linkage nodes a and b along an azimuth angle (or altitude angle) linkage direction by using a steel wire rope, to implement power transmission between nodes in an array. According to the present invention, the quantity of driving devices and the quantity of sensors are reduced, a structure is relatively simple, and array linkage type solar energy two-degree-of-freedom tracking is implemented with low costs, so that not only a solar energy utilization ratio is improved, but also a geography adaptive capacity is enhanced, and array expansion is simpler and more convenient; and the quantity of battery panel components carried by a single tracking device is greater, and an area is larger.

The invention discloses a flexible beam multi-point driving photovoltaic tracking support and a photovoltaic device, the photovoltaic tracking support comprises a support main body and a driving assembly; the support main body comprises a plurality of stand columns which are arranged side by side at intervals, rotatable oblique beams are arranged on the stand columns, and a plurality of support cables which are arranged side by side at intervals are arranged between two adjacent oblique beams; the driving assembly comprises a driver, a transmission device and rotating devices; the rotating device is arranged between each stand column and the oblique beam on the stand column, and the driver is in transmission connection with each rotating device through the transmission device; the photovoltaic tracking support adopts support cables to form a flexible beam structure, the terrain adaptability is improved, the steel consumption is low, the installation is convenient, the overall damping ratio of the support is increased, and wind pressure resonance can be avoided; the rotating devices can form multi-point drive, free rotation of the oblique beams can be limited, the stability and torsion resistance of the support are enhanced, and it is guaranteed that all the oblique beams act consistently, the tracking precision is high, meanwhile, the multiple rotating devices can provide larger driving force, and the single-machine installation capacity is improved.

The invention discloses a multi-rotor wind power generation system with equal beam length, which comprises a lower pylon 1, a rotary bearing 3, windmills, an upper pylon 2, a rope and/or a rod 8, beams 6 and a tail vane 7, wherein the rotary bearing is arranged between the upper pylon and the lower pylon; two sides of the upper pylon are respectively connected with one ends of the beams; the outer end of the uppermost beam is connected with the top end of the upper pylon through the rope and/or the rod; the outer ends of adjacent beams are connected through the rope and/or the rod; the lengths of the beams at two sides of the upper pylon are equal; the windmills are fixedly connected with the top of the upper pylon or/and the beams; the number of the windmills on the beams at one side is greater than that of the windmills on the beams at the other side; and the tail vane is connected with the upper pylon, the beams or/and an engine room through a pin roll. The multi-rotor wind power generation system has the advantages of long service life of the vane, small occupied area, low cost for installation and maintenance, favorable reliability, wide application range, low bearing stress, automatic wind resistance and yawing and small stress of the beams; and the rotary bearing or a rotary driving device in the engine room is omitted.

The invention relates to a power distribution network renewable energy power generation cluster access planning method. An upper layer planning model and a lower layer scheduling model are adopted, and the upper layer planning model takes maximum revenue of a renewable energy power generation investor as a target; an objective function of the lower-layer scheduling model comprises a power balancedegree index, the adjustment cost of a power distribution company and the active power reduction amount of renewable energy power generation; the adjustment measures comprise the action of a tie lineswitch, the tap action of an on-load voltage regulation transformer and the active power reduction and reactive power compensation of renewable energy power generation; the C-Vine Copula model is usedfor modeling according to the timing correlation between load and renewable energy resources,, and a typical planning scene considering load and resource correlation is generated by combining a Latinhypercube sampling method.

The invention relates to a sun tracker for a solar large-scale power station, particularly a solar photovoltaic system and an installation method thereof. The solar photovoltaic system comprises a plurality of preinstallation components, a plurality of sets of base components and a set of linkage components; each preinstallation component is connected with one set of base components; and all the preinstallation components are connected with the set of linkage components. The invention adopts a preinstallation scheme: the cumbersome photovoltaic boards are firstly mounted uniformly, and people do not need to consider the influence of terrain and the like in a proper installation environment; and since the solar photovoltaic system is provided with the preinstallation components, all the components have small differences, thereby facilitating the installation. The solar photovoltaic system and the installation method thereof have the advantages of multi-unit linkage control, adjustable fixation inclination angle, small influence by the installation environment, and high installation efficiency; and the invention solves the technical problems of unadjustable fixation inclination angle and low installation efficiency of the solar photovoltaic module using single-axis control in the prior art.

The invention provides a three-dimensional space omni-directional energy collecting vertical-axis high-power wind power generation system which comprises a cylindrical wind collecting tower arranged vertically. A plurality of layers of platforms are arranged in the wind collecting tower in the vertical direction. A core unit is arranged in the center of each platform. Air ducts are arranged on the periphery of each core unit in the radial direction. A plurality of stages of wind generating sets are arranged in each air duct from inside to outside. Windward ports are formed in the outermost sides of the air ducts, namely the external wall of the cylindrical wind collecting tower. Each air duct is of spiral structure and shrinks gradually from outside to inside, and wind force becomes higher inwards after wind enters the air ducts through the windward ports due to the funneling effect, so that the installed capacity of the wind generating sets gradually increases towards the core area, and the installed capacity of the core unit in the center is the maximum. According to the three-dimensional space omni-directional energy collecting vertical-axis high-power wind power generation system, the installed capacity is large, the occupied area is small, the power generation efficiency is high, a combined wind power generation mode in which wind energy is utilized most efficiently, and the maximum single-set installed capacity, the maximum integration degree and the optical cost performance are achieved is achieved, and broad application prospects are achieved.

The invention discloses a multi-rotor wind generating system capable of automatically facing wind. The multi-rotor wind generating system comprises a tower, wind turbines, an A slewing bearing 2, a B slewing bearing 3, a framework 4, beams 5 and tail vanes 8; the A slewing bearing is arranged on the top of the tower; the B slewing bearing is arranged in the middle of the tower; inner rings of theA slewing bearing and the B slewing bearing are fixed on the tower; outer rings of the A slewing bearing and the B slewing bearing are connected with the framework; one end of each beam is connected with the framework; the wind turbines are fixedly connected with the beams; each wind turbine comprises a wind wheel 6 and a cabin 7; 2 to 100 wind turbines are arranged; the lengths of the beams on two sides of the framework are different; the longer beams are provided with more wind turbines than the shorter beams; the tail vanes are connected with the framework, the beams or/and cabins through pin rolls. The multi-rotor wind generating system capable of automatically facing wind has the advantages that: blades have long service life, the occupied area is small, installation and maintenance cost is low, the reliability is high, the application range is wide, a slewing bearing or a rotary driving device in the cabin is eliminated, and the automatic wind facing and yawing are realized.

The invention relates to the technical field of solar energy utilization, in particular to a solar cell double-side solar energy receiving bracket, which achieves the maximization of illumination of a solar cell. The solar cell reflective plate and bracket comprises a double-sided solar cell, a light reflecting plate, an adjusting rod, an upper bracket, a lower bracket, adjusters and a base, wherein the upper bracket and the lower bracket form two planes, an included angle between the two planes is connected with a cross beam, the plane formed by the upper bracket is connected with the adjusting rod, and the lower bracket, the upper bracket and the adjusting rod are fixed on the base respectively; and the double-sided solar cell is connected on the upper bracket, the light reflecting plate is paved on the upper surface of the lower bracket, and a reverse part with its back to the surface where the light reflecting plate is connected with the lower bracket is connected with the adjusters. The solar cell reflective plate and bracket has the advantages of increasing installed capacity of solar energy and enabling the reverse side of the double-sided solar cell to generate power, thereby increasing utilization efficiency of solar cells.

The invention discloses fully-automatic molding machines for pulp molding and intermittent drainage vacuum devices thereof and comprises a plurality of molding machines for pulp molding and a plurality of intermittent drainage vacuum devices. The molding machines for pulp molding are fully-automatic molding machines for pulp molding, and the intermittent drainage vacuum devices are middle gas-water separation double-tank intermittent drainage vacuum devices; the positive and negative pressure pipes of the plurality of fully-automatic molding machines for pulp molding are provided with vacuum pipes which are connected with large-diameter horizontal pipes, the outlets of the large-diameter horizontal pipes are connected with gas-water separation large-diameter pipes in the middle to allow the plain boiled water to return to the middle gas-water separation large-diameter pipes in the molding vacuum pipes, gas-water separation is performed in the pipes, and the plain boiled water flows into water drainage tanks directly to allow a negative pressure storage tank to keep maximum gas storage capacity all the time; and after water is drained completely, a single drainage tank, which has a small volume, enters a water storage state with small air volume for balancing pressure, so the balancing time is reduced, the pressure drop fluctuation quantity is reduced and the molding and absorbing of paper pulp fibers are performed under a stable negative pressure.

The invention provides a system for obtaining energy through solar energy. The system comprises at least one set of fixed energy obtaining devices with the fixed angle and at least one set of movable energy obtaining devices arranged on the rear portions of the fixed energy obtaining devices. According to the system for obtaining the energy through the solar energy, the installed capacity and the number of full capacity operation hours of an existing angle-fixed type system for obtaining energy through solar energy can be greatly improved, and the assembly structure is stable and reliable.

The invention provides a navigable wave power generation device. The navigable wave power generation device comprises a composite hull and a driving mechanism arranged on the composite hull, wherein the composite hull comprises a plurality of single hulls, and the adjacent single hulls are connected with one another. The navigable wave power generation device is characterized in that at least twosingle hulls are each provided with a wave power generation mechanism, and each wave power generation mechanism comprises a fluid chamber, an air turbine and a generator, wherein the fluid chamber islocated on the corresponding single hull; the fluid chamber comprises an inlet, an outlet and an auxiliary outlet; the inlet is positioned at the lower part of the single hull and faces the forward direction of the composite hull, the auxiliary outlet is also positioned at the lower part of the single hull but is opposite to the forward direction of the composite hull; a gate controlling the opening and closing of the auxiliary outlet is arranged on the auxiliary outlet, the outlet is connected with the air turbine, and the generator is connected with the air turbine. The navigable wave powergeneration device has the advantages of large installed capacity, high stability, high efficiency, low ocean engineering cost and low investment.

The invention discloses a vertical grinding roller sand making machine. The machine comprises a base, a lower shell on the base and an upper shell which is connected with the lower shell and provided with a feed port, wherein a discharge port is formed on one side of the lower shell; a turnplate is arranged in the lower shell, and connected with a power mechanism; a crushing roller is arranged in the upper shell; and the crushing roller and the edge of the turnplate are alternately arranged. By adopting an incomplete bed grinding principle, a material between the crushing roller and the turnplate is instantly crushed by virtue of crushing methods, such as rolling, friction, mutual cutting of materials and the like. The machine has the advantage of simple structure, high loading capacity, high finished product content, low unit energy consumption and high production efficiency.

The invention relates to a method for increasing the capacity of an installation used to carry out an industrial process in an economical and sustainable manner. Said method consists of the following steps: process variables relevant to the capacity of the installation are determined; said process variables are monitored during variable operating conditions of the installation; and a very small control reserve of the control loops of the installation is established on the basis of the monitored process variables.

The invention relates to a parasitic power generation unit of a photovoltaic power station and a power generation method. The power generation unit comprises a folding wing support attached to a main body support, the top of the main body support is provided with a photovoltaic assembly plate, and the folding wing support comprises a connection beam fixedly connected with parallel beams in the same direction in the main body support. A rotating shaft support is arranged at the end, away from the main body support, of the connection beam, a rotating shaft is arranged in the rotating shaft support, a light irradiation receiving plate is fixed to the rotating shaft, and the rotating shaft and the light irradiation receiving plate are driven by a rotating driving mechanism to rotate. When the light irradiation receiving plate rotates to be flush with the photovoltaic assembly plate or form a certain angle with the photovoltaic assembly plate, power generation is carried out to make unavailable light energy converted into available energy, so that the installed capacity of a photovoltaic power station can be greatly increased under the condition that the land area is not increased or slightly increased; and when the light irradiation receiving plate rotates to the position under the photovoltaic module plate, the light irradiation receiving plate is folded for wind sheltering, so that strong wind weather can be avoided in real time, and a wind sheltering state can be quickly entered.

The invention discloses a method for preheating mine inlet air through gob and waste roadway earth temperature. The method includes the steps that the total effective preheating area of a waste roadway and a gob which are used for preheating is counted, the total amount of air needing to be preheated by the gob and the waste roadway is calculated, and an earth temperature preheating system implementation scheme is designed; the earth temperature preheating system implementation scheme comprises selection of an earth temperature preheating system ventilating line and an earth temperature preheating system ventilator, regulation and control over air amount of an earth temperature preheating system and effect evaluation of the earth temperature preheating system. Mine natural resources are sufficiently utilized, and therefore system energy consumption is lowered. By adjusting an air inlet line of a deep gob and using earth temperature of the shallow part gob and the waste roadway for naturally increasing the temperature of a low-temperature air inlet source conveyed to the deep gob, loads of heat generating equipment and heating equipment in a mine air conditioning temperature increase technology are reduced greatly, and ventilating energy consumption and heat energy consumption are lowered.