38results about How to "Easy to invest" patented technology

The invention discloses a power grid optimal planning method of a large-scale grid-connected wind farm, comprising the following steps of: step 1, obtaining net rack planning data, system operation predication data and wind power planning data; step 2, constructing a calculation model comprising a target function and a constraint condition of the model; step 3, setting calculation parameters; and step 4, inputting the net rack planning data, the system operation predication data and the wind power planning data, which are obtained by the step 1, and three parameters set by the step 3 into the calculation model constructed in the step 2; utilizing optimization algorithms including a Benders decomposition method, a branch and bound method and the like to solve through a computer. According to the method provided by the invention, a 'peak property' of wind power output is considered and the economic rationality of a power grid optimal planning scheme is ensured through allowing a wind power output peak value with a smaller probability; and the method provided by the invention comprehensively considers two aspects on newly-constructed line investment and wind power comprehensive benefits, and simultaneously ensures the line utilization rate and the wind power comprehensive benefits.

The invention discloses a window-type drainage well and a construction method of the window-type drainage well. The window-type drainage well comprises a well casing and a well base. The well casing is provided with a well wall. The well wall is provided with a drainage window. The inner wall of the drainage window is of a circular truncated cone shape. The drainage window is provided with a reducing pipe. The outer wall of the reducing pipe is matched with the inner wall of the drainage window. A cage is arranged in an inner cavity of the reducing pipe and matched with the inner wall of the reducing pipe, the cage is filled with a filtering device, and a first ring flange is arranged on the outer side of the reducing pipe. The first ring flange is connected with a second ring flange, and the second ring flange is connected with a seepage collection device. Or a blind ring flange is fixed on the first ring flange. The construction method of the window-type drainage well comprises the steps of excavating to form a well base foundation, manufacturing the well base, manufacturing the well casing, placing the cage, the filtering plate, coarse sand bags and gravel bags in the reducing pipe, wherein the coarse sand bags and the gravel bags are wrapped in geotechnical cloth, and connecting the first ring flange with the second ring flange or the blind ring flange. According to the window-type drainage well and the construction method of the window-type drainage well, a window can be blocked off, and the window-type drainage well can be further transformed into a seepage collection well; the window-type drainage well is flexible in use and capable of integrating two functions, thereby reducing investments.

The embodiment of the invention discloses a method and device for measuring the polarity of a capacitor voltage transformer by using a self-excitation method. The device is used for measuring the capacitor voltage transformer. The device includes a direct-current voltage generation device and a pointer type voltage meter, wherein, the direct-current voltage generation device is connected in parallel with the secondary side of the capacitor voltage transformer, and the pointer type voltage meter is connected in parallel with the primary side of the capacitor voltage transformer. The method includes the following steps that: the direct-current voltage generation device is controlled to be switched on, and a test channel is controlled to be switched on for the measurement of the polarity of the capacitor voltage transformer; when the direct-current voltage generation device is switched on, the deviation direction of the pointer of the pointer type voltage meter is observed and recorded; and the polarity of the capacitor voltage transformer is judged according to the deviation direction of the pointer of the pointer type voltage meter. The method and device provided by the invention have the advantages of operational simplicity, safety, reliability, high economical efficiency and operational performance.

The invention relates to a device and method for manufacturing liquefied natural gas and hydrogen-rich products out of coke oven gas. The device comprises a mixed refrigerant compressor refrigerating system, a precooling system and a liquefying cold box system. The method comprises a mixed refrigerant cycle process and a purified coke oven gas liquification and separation process. A single mixed refrigeration and single tower rectification process is adopted, and a refrigerant compressor and a rectifying tower can be adopted only; compared with a coke oven gas separation liquification device comprising two refrigerant compressors and two rectifying towers, device investment and system energy consumption are reduced, and starting and shutdown operation is convenient; in overall economic benefit, the device is suitable for a liquefying device which enables the coke oven gas pressure to be high after purification and no lower than 2.3MPa and is not large in coke oven gas treatment scale and enables the scale to be no larger than 1 million standard cubes of purified coke oven gas per day, the device investment is less, unit energy consumption is lower, and the device is simpler to operate.

The invention discloses a digital printing machine suitable for different kinds of ink. The digital printing machine comprises an ink supply system, a spray nozzle, a spray nozzle electromagnetic valve, a vacuum residual liquid suction assembly, a cleaning gas output assembly, a cleaning liquid output assembly, ink output assemblies, a controller and a control panel. The ink supply system comprises a spray nozzle cleaning assembly. The spray nozzle is installed on a guide rail and can moves to the part above the spray nozzle cleaning assembly along the guide rail under the drive of an executing mechanism to be cleaned. An outlet of the spray nozzle electromagnetic valve communicates with an inlet of the spray nozzle through a pipeline. An inlet of the vacuum residual liquid suction assembly communicates with an inlet of the spray nozzle electromagnetic valve through a pipeline. An outlet of the cleaning gas output assembly communicates with an inlet of the spray nozzle electromagnetic valve through a pipeline. An outlet of the cleaning liquid outlet assembly communicates with the inlet of the spray nozzle electromagnetic valve through a pipeline. The multiple ink output assemblies are composed of ink of different media, and outlets of the ink output assemblies communicate with the inlet of the spray nozzle electromagnetic valve through pipelines. The controller is connected with all electric control devices. The control panel is connected with the controller and inputs control information. According to the digital printing machine suitable for different kinds of ink, a digital printing plant can conveniently and rapidly meet the printing technology requirements of different fabrics to different kinds of ink through a single digital printing machine with least investment.

Disclosed is a biochemical comprehensive treatment method for 1, 3-propylene glycol fermentation organism waste water. The biochemical comprehensive treatment method includes concentration of fermentation organism, ATAD, UASB, alternating A/O and chemical coagulation; culturing and domesticating thermophilic bacteria inside an ATAD reactor first, then culturing and domesticating anaerobic activated sludge inside a UASB reactor, and finally culturing and domesticating aerobic activated sludge inside an alternating A/O pool. During a formal experiment, waste water is treated by the ATAD first so as to improve biochemical property of waste liquor and enable viral fermentation organism to be converted into substances with biochemical energy, ATAD effluent is treated by the UASB so as to further lower down concentration of organism, methane produced in the process is recycled, and final UASB effluent can achieve the B standard of first-class emission standards of national standard GB18918-2002 after treated by the alternating A/O technique and the chemical coagulation, thereby realizing safe emission and providing a novel degradation pathway for the 1, 3-propylene glycol fermentation organism waste water.

The invention belongs to the technical field of sodium persulfate (salt) preparation, and particularly discloses a deaminizing and dewatering technology and a special device for sodium persulfate (salt) synthetic fluid. According to main technical schemes, air heated to 80-200 DEG C by an air heater passes through an air distributor arranged in a reaction still, then heat is uniformly and quickly transferred to reaction liquid, so that ammonia and moisture in the reaction liquid are quickly evaporated, separated ammonia gas enters an ammonia recovery tower through a gas pipeline, is circularly absorbed by mother liquid containing dilute sulphuric acid to become ammonium sulfate mother liquid and then the ammonium sulfate mother liquid enters a sodium persulfate electrolysis system. The special device has the characteristics of simple structure and convenience for operation; side reactions can be reduced through deaminizing and dewatering by utilizing the device, so that the high temperature decomposition possibility of a sodium persulfate target product is greatly reduced, the yield of sodium persulfate is increased, and the economic benefit is increased.

The invention discloses a new multifunctional inorganic material capable of turning a desert into an oasis, which has the functions of sand stabilizing, heat preservation, water retaining, water permeation, freezing resistance, animal and plant friendliness and the like. The material complies with the nature, adapts to the nature, uses the nature and leaves no troubles for the nature. Thus, the material is an ideal material for controlling desertification. When the material is used, the control cost is 10 million/km<2>, which is 1/21 of the low-standard control cost of the 'Three North Shelterbelt' project and 1/99 of the high standard control cost of the 'Three North Shelterbelt' project. When the material is used, the control is so quick that flood control and water retaining functions and other functions can be realized after one month, and natural vegetation can grow in the coming year. When the material is used, about 1/5 of deserts in China can be turned into oasis after ten years if 2,000 billion is invested each year. By that time, flood, drought and sand storm would have been prevented, the 'emission load' of carbon dioxide would have been reduced greatly and the atmospheric environment would have been improved greatly.

In far end unit, multiplexer/demultiplexer of digital processing board is in charge for picking up clock signal from optical fiber as reference source for first order phase locked loop circuit. After the first order phase locked loop circuit executes phase locking, clock is distributed for each chip in digital processing board to provide synchronized signal. The synchronized signal is as reference source. After the second order phase locked loop circuit executes phase locking, the reference source is provided for analogy frequency conversion board as local oscillation. Thus, the invention makes reference source of whole system of straight through station possess relativity so as to guarantee smaller frequency error of system. Advantages are: avoiding use of costly thermostatically operated crystal oscillator, selecting number of stages of each phase locked loop circuit, crystal oscillator, and frequency of crystal oscillator freely, preventing use of oscillator in high frequency.

The invention discloses an engineering project risk assessment system based on big data, which is used for an engineering project investment platform and comprises a project analysis module, a server,a monitoring module, a risk assessment module and an investigation module, the project analysis module is used for receiving and analyzing the basic information of the engineering project to obtain aconstruction value of the engineering project; the monitoring module is used for monitoring transaction information of the engineering project investment platform within preset time and analyzing thetransaction information; the risk assessment module is used for performing risk assessment on the engineering project, obtaining an assessment coefficient of the engineering project in combination with the construction value, the domain attraction value, the project attraction value, the scale value, the engineering spacing and the reputation value, and assessing the engineering project from multiple dimensions, so that an assessment result has a certain reference value; and the server arranges the corresponding engineering projects according to the sequence of the evaluation coefficients from high to low, so that the user can conveniently select the proper engineering projects for investment.

A laundry treatment apparatus according to the present invention includes a casing; an outer tub disposed in the casing; a support rod connected at one end thereof to the casing; an outer tub support part, which is moved along the support rod and which supports the outer tub; at least one elastic member fixedly disposed on the support rod so as to elastically support the outer tub support part from below; a first friction part disposed above the outer tub support part so as to create frictional force between the support rod and the first friction part; and a housing defining therein a space for accommodating the first friction part, the housing being disposed at the top of the outer tub support part and being moved along with the outer tub support part when the outer tub vibrates, and the housing being independently moved alone when the outer tub support part is moved within a predetermined displacement range and being moved while pushing the first friction part when the outer tub support part is moved beyond the predetermined displacement range.

The invention discloses an underground powerhouse wire outgoing arrangement mode and structure. According to the underground powerhouse wire outgoing arrangement mode and structure, a wire outgoing vertical shaft (1) is arranged at the position, where an elevator and staircases are originally arranged, of a center control building (6) of aground switching station (2), and the space between concrete bent columns (65) at the position of the center control building (6) is increased. When the position of the wire outgoing vertical shaft (1) is far away from a side wall of a main-transformed cavern (3), a wire outgoing lower adit is used for connection. When the position of the wire outgoing vertical shaft (1) is close to the main-transformed cavern (3), the wire outgoing vertical shaft (1) moves in the excavation direction of the side boundary of the ground switching station (2) till an excavation end point at one corner of the wire outgoing vertical shaft (1) coincides with the excavated side boundary of the side wall of the main-transformed cavern (3), and rock masses between the wire outgoing vertical shaft (1) and the main-transformed cavern (3) are dug out so that a triangular prism excavated body (4) can be formed for connection. According to the underground powerhouse wire outgoing arrangement mode and structure, the wire outgoing vertical shaft is directly communicated with the main-transformed cavern and the GIS ground switching station, a wire outgoing upper adit is removed through optimization, a large amount of investment is saved, and traffic of an underground powerhouse can be more convenient and faster to use.

The present invention provides a kind of inclined drum washing machine and its control method. Said washing machine includes the following several portions: obliquely-placed external tub; drum, it is placed in the interior of said external tub and on its rear wall surface several hot air flow through holes are formed; hollow drum shaft, it is passed through the external tub, combined on the drum by adopting shaft-connection mode and can be used for transferring motor power to said drum; bearing for supporting said hollow drum shaft; sleeve-shaped bearing seat for supporting said bearing; motor; agitator and agitator shaft; driving gear; restraining device and hot air supply device.

A Timebox time trading platform is disclosed. The invention relates to a Timebox time trading platform, and aims to solve the problem that the utilization rate of spare time of college students needing a part-time job is low. The Timebox time trading platform comprises a mobile phone APP module used for integrating and utilizing idle time and providing different products and services according to the personalized needs of customers, and a database server module used for storing buyer information and seller information. The mobile phone APP module and the database server module communicate with each other. The Timebox time trading platform is applied to the field of APP software development.

An inter-city or intra-city low-altitude rail transportation network for fast physical distribution comprises stations, supporting posts, a rail, turnouts, a rail vehicle, a power supply system and a control system, wherein the rail is erected in the air through the supporting posts; the stations are arranged at end points of the rail; the stations, the rail and the turnouts form a transportation network similar to the Internet; the rail vehicle runs along the rail under the actions of the power supply system and the control system. The inter-city or intra-city low-altitude rail transportation networks for fast physical distribution can be constructed at low cost, within a short time and in batches; the physical distribution efficiency can be greatly improved, the transportation cost can be greatly reduced, and traffic accidents are avoided; the problems of inter-city or intra-city traffic congestion and environment pollution are effectively solved.

The invention discloses a fluidized bed reactor for gasifying inferior coal with high ash content and low activity. The fluidized bed reactor comprises a reactor main body, which is internally provided with a gas distribution plate, wherein the gas distribution plate divides the reactor main body into a dense phase zone and a gas chamber, a gasifying agent jet pipe and a residue discharge pipe arealso arranged on the gas distribution plate, and a powder coal inlet is formed in one position of the dense phase zone. According to the invention, by independently arranging the gasifying agent jetpipe and the residue discharge pipe, the adaptability to high-ash coal is improved; and by arranging the residual carbon combustion burner for discharging residue and circulating coke powder, the carbon conversion rate of low-activity inferior coal is greatly improved, and the efficient gasification of low-activity inferior coal is realized.

The invention discloses a concentrate powder finished product stirrer in the technical field of concentrate powder. The concentrate powder finished product stirrer comprises two groups of supporting rods, wherein a lifting machine is arranged between the two groups of supporting rods, a stirring barrel is arranged between two groups of connecting rods, the outer wall of the right side supporting rod is provided with a switch, the right side of the supporting rod is provided with a conveyor belt, the bottom of a mesh is provided with a vibration motor, a finished product outlet is arranged on the top of an inner cavity of a transferring base, the right side of the transferring base is provided with a packaging chamber, the top of the inner cavity of the packaging chamber is provided with asealing apparatus, the top of the conveyor belt is provided with a packaging box, the bottom of the conveyor belt is provided with a gravity sensing apparatus, the sealing apparatus is located on theright side of the gravity sensing apparatus, and the right wall of the packaging chamber is provided with a finished product discharging platform. The concentrate powder finished product stirrer has the advantages of simplicity, convenience, fewer procedures, small investment, clear work division, simplicity in processing and the like, no special processing is needed, and the concentrate powder finished product stirrer conforms to the characteristics of the concentrate powder.

The invention discloses a water-based electrolyte solution separation method on the basis of an alternating magnetic field. An electrolyte solution stored inside the alternating magnetic field and an electrolyte solution stored outside the alternating magnetic field are separated through a cation exchange membrane and an anion-exchange membrane, and the cation exchange membrane and the anion-exchange membrane are respectively arranged at the two ends of the alternating magnetic field. The invention further discloses a device for realizing the method. According to the invention, continuous running can be realized, high pressure and high temperature conditions are not required, the consumed energy is low, the investment is small, and environment friendliness and high efficiency are realized; calcium carbonate and other inorganic salt scaling can be effectively prevented under existence of the magnetic field, and the method and the device are particularly suitable for concentration and dilution of high-concentration water-based solutions. In-situ treatment of the electrolyte solution is realized and the characteristics of simple process, high equipment efficiency, high convenience in control and the like are realized.

The present invention provides an inclined drum washing machine with agitator. Said inclined drum washing machine includes the following several portions: plastic washing tub, drum, automatic balancer, stator, rotor, agitator and agitator shaft, roller and constraining device, said invention also provides the concrete structure of the above-mentioned every portion and its concrete action, and also provides the working principle of said washing machine and its concrete operation method.

The invention relates to a multifunctional inspection well for a connection position of a new pipe and an old pipe of municipal drainage. The multifunctional inspection well comprises an inspection well body (1), a rainwater well chamber (2), a silt well chamber (3), a sewage well chamber (4), a confluence pipeline (5), an overflow pipeline (6), a sewage inlet pipe (7), a sewage outlet pipe (8) and a flow limiting hole (9). Functional characteristics of a mud sinking well, an intersection well, a flap valve well and a branch pipe flow limiting well are integrated in one inspection well, flow limiting and collection of dry flow sewage can be achieved, elevation conflicts of the sewage pipe and the intersection pipe are coordinated, the buried depth of the downstream sewage pipe is reduced, rainwater recharged by an overflow pipeline is prevented from entering the sewage pipe in the rainy season, and centralized dredging is conducted at the position of the mud sinking groove. The multifunctional inspection well has the advantages of improving water flow hydraulic conditions, saving occupied underground space, facilitating construction, saving investment, facilitating later operation and maintenance and the like.

The invention discloses an intellectual property big data information retrieval system which comprises a user and a big data information retrieval system body, and the user is connected with the big data information retrieval system body through a service port and used for logging in the big data information retrieval system body. The big data information retrieval system is composed of a personal/enterprise evaluation module, a database module, a big data acquisition module and a big data retrieval module. According to the big data information retrieval system, the big data retrieval module,the big data acquisition module, the big data analysis module and the big data comparison module are arranged in the big data information retrieval system to complete retrieval, acquisition, analysisand comparison of big data information, so that retrieval of intellectual property big data information is realized, and the intellectual property big data is compared with original big data in the database module, so that the situation of the intellectual property big data is intuitively obtained, the investment of individuals or enterprises is facilitated, and more intuitive selection of individuals or enterprises is facilitated.