30results about How to "Easy for daily maintenance and management" patented technology

The invention relates to a comprehensive treatment method for liquid dung of livestock and poultry and domestic wastewater in a country, and is used for solving the problems of random discharge of comprehensive wastewater by peasant household and shortage of matching treatment facilities. The comprehensive treatment method comprises steps of mixing the domestic wastewater of peasant household with excrement sewage of livestock and poultry according to weight ratio of 1:1, then pre-treating sequentially by a coarse screen, a water collecting tank and a fine screen, and treating by an anaerobic biofilter, a two-stage biological aerated filter and a constructed wetland, wherein macromolecular organic matters are degraded into micromolecular organic matters through the anaerobic biofilter, so that the biochemical degradability of the wastewater is improved; the effluent passing through the two-stage biological aerated filter flows back to the anaerobic biofilter for nitrogen removal by denitrification; two-stage aeration is mainly used for removing most organic matters, and most ammonia nitrogen is converted into nitrate nitrogen through the action of nitrobacterium; the constructed wetland is mainly used for further purification treatment on the wastewater, so that the effluent reaches the standard and is discharged.

The invention relates to the technical field of a diesel engine control system of million-grade nuclear power, and discloses a nuclear power emergency diesel engine multi-working-condition early-warning state monitoring and diagnosis analysis system and method. The method comprises the following steps: acquiring the state signal of an emergency diesel engine; periodically intercepting the state signal and converting the state signal into an angular domain signal, and defining the operation state of the emergency diesel engine in the different phases in a period; and comparing the intercepted and converted state signal with a health state model, and evaluating the operation state of the emergency diesel engine. Due to the fact that the collected state signal is converted into the angular domain signal, the operation and acting processes of the emergency diesel engine can be identified, and a health state model is built in advance to serve as a pre-warning model for comparison, so that the system and the method can find the potential faults of the emergency diesel engine in time, and the fault information can be stored in time, the safety operation of the emergency diesel engine is guaranteed, the daily management and maintenance of the emergency diesel engine is facilitated, and the labor cost is saved.

The embodiment of the invention relates to an intelligent control system of an automatic liquid soap machine. The intelligent control system comprises a cloud intelligent management platform and several automatic liquid soap machines, and the automatic liquid soap machines are in communication connection with the cloud intelligent management platform separately; each automatic liquid soap machinecomprises a box body, a liquid soap bottle, a supporting plate, a liquid outlet pipe, a liquid soap pump, a liquid outlet nozzle, a driving motor, a driving wheel, a control gear, a control shaft, anopening and closing controller and a control mainboard; a liquid outlet is formed in a front panel of each box body, and a two-dimensional code is arranged on the outer surface of the box body; each liquid soap bottle is installed at the lower portion of the inner side of the corresponding box body; each supporting plate is erected on the inner side of the corresponding box body; each liquid outlet pipe stretches into the corresponding liquid soap bottle through a liquid soap outlet, and stretches out to the upper portion of the corresponding supporting plate through an insertion port; each liquid soap pump is erected on the corresponding supporting plate and connected with the corresponding liquid outlet pipe; each liquid outlet nozzle is inserted into the corresponding liquid soap pump;each driving motor is erected on the corresponding supporting plate and is in transmission connection with the corresponding liquid soap pump, and a control switch is arranged; each driving wheel sleeves a shaft rod; each control gear is meshed with the corresponding driving wheel; each control shaft is inserted into the corresponding control gear; each opening and closing controller is in communication connection with the corresponding control shaft; each control mainboard is erected on the inner wall of a backboard of the corresponding box body. The intelligent control system can be accessedto the internet, the using frequency is remotely and precisely controlled, and maintenance in the later period is simple.

The invention relates to the technical field of aquaculture, in particular to a litopenaeus vannamei recirculating aquaculture system based on a biological floccule water treatment technology. The system comprises a culture area and an external treatment area, wherein the culture area comprises a culture pond and a water mixing pond, and the external treatment area comprises a biological flocculation pond and a physical filtering pond. According to the litopenaeus vannamei recirculating aquaculture system based on the biological floccule water treatment technology, the biological floccule water treatment process is independent from a culture water body, meanwhile, the biological flocculent water treatment technology and a circulating water treatment method are combined in technology and facility engineering, so that the daily maintenance management of the biological floccules is facilitated, and the whole system has the advantages of being convenient to manage, capable of saving energy, reducing the culture risk and improving the culture efficiency.

The invention discloses a system of utilizing GSM/GPRS/CDMA network remote transmission to control information of a heat energy meter, which comprises a meter reading terminal, a GSM/GPRS/CDMA network and a monitoring center, wherein the monitoring center comprises a monitoring end GSM/GPRS/CDMA network modem and a heating company host machine server, the meter reading terminal comprises the heat energy meter, a meter reading terminal GSM/GPRS/CDMA network modem, wherein a data transmission end port of the heat energy meter is connected with an input end port of the meter reading terminal GSM/GPRS/CDMA network modem, an output end port of the meter reading terminal GSM/GPRS/CDMA network modem is switched into the monitoring end GSM/GPRS/CDMA network modem through a GSM/GPRS/CDMA network, and an output end of the monitoring end GSM/GPRS/CDMA network modem is connected with an input end of the heating company host machine server.

The invention relates to the technical field of medical apparatus equipment, in particular to an independent exercising rehabilitation apparatus with the physical therapy and baby-sitter functions anda using method thereof during the middle and later treatment and rehabilitation recovery periods in a neurology department. The physical therapy and walking exercising rehabilitation apparatus for patients suffering from stroke, brain obstruction, brain bleeding, brain atrophy, brain neural damage, leg myasthenia and long illness is obtained. The apparatus is an assembly which comprises an upperunit and a lower unit, the upper unit is used for free walking rehabilitation exercising and magnetic physical therapy and has the daily life baby-sitter function, a patient can be protected by a backauxiliary type safety belt to freely walk on a circular conveyor rubber belt. Passive searing, puncturing and stroking can be performed on foot sole acupoints, a reflecting region, micro-circulationblood vessels and a neural system, and magnetic physical therapy is performed by means of different means. The bottom layer lower unit is a walking platform, after assembling, the patient can freely move in living quarters such as a courtyard, a small square, a park and the like, the running speed of the lower unit is the same as that of the upper unit, and free walking, exercising, rehabilitatingand physical therapy are synchronized.

The invention provides an equipment state real-time monitoring method and system based on a distributed scheduling task. The method comprises the steps that monitoring information of a key fault partof equipment is received and the monitoring information is transmitted to a real-time database; the scheduling center realizes task allocation and scheduling, the job actuators are distributed in different machines, and the scheduling center allocates tasks and execution time executed by the job actuators on each machine according to a configured task allocation strategy; the actuator obtains dataneeded by equipment monitoring through the real-time database, then processes the data and calculates the current running state of the equipment. According to the invention, the concurrency rate of the scheduled tasks is improved by scheduling the timed tasks and splitting the scheduled tasks into the scheduling center and the executor, the execution efficiency of timed scheduling is improved, itis ensured that the state of the equipment can be monitored in real time, state change detection of the equipment is accurate to the second level, and the real-time performance and accuracy of equipment monitoring are further improved.

The invention relates to a method for improving tissue culture seedling transplanting survival rate of oncidium, and belongs to the technical field of agricultural biology. Through selection of a planting matrix, hardening-seedling, seedling washing, fixed planting and other ways, the problems of difficulty in root growing, heavy disease in hardening-seedling and transplanting stages, low survivalrate after taking out of a bottle, weak stress resistance and others of the tissue culture seedling of oncidium can be solved; the method for improving tissue culture seedling transplanting survivalrate of oncidium can improve the transplanting survival rate; the growth recovery of the tissue culture seedling is quick; the disinfectant applied to the method is reasonable in formula, the air-drying time is suitable; the epidemic disease and soft rot in seedling stage of the oncidium can be reduced; moreover, the method is also good for root growth.

The invention provides a wireless card, a data analysis method/system, a readable storage medium and a server, wherein the wireless card is attached to an asset equipment to be monitored. The wirelesscard includes a contact sensing module for sensing and transmitting a force data signal acting on the contact sensing module, a data processing module electrically connected to the contact sensing module, configured to receive the force data signal and form a data frame for transmission according to the force data signal, wherein the frame structure of the data frame includes a first address filled with a broadcast address, a second address filled with a MAC address for defining a wireless card, and a third address filled with real-time status information for indicating the wireless card, asignal transmitting module which is electrically connected with the data processing module, and is used for transmitting data frames formed by the data processing module. The invention realizes wireless device support of a plurality of manufacturers. Wireless card has the function of alarm signal, which is convenient for management personnel to maintain and manage.

The invention provides a railway key asset management system based on a block chain technology, and relates to the technical field of railway asset management and block chains. The railway key asset management system comprises an asset standing book unit, an asset application unit, an asset self-inspection unit, an asset inspection unit, a temporary repair fault unit, a monitoring fault unit, an asset maintenance unit and an asset health condition unit. According to the system disclsoed in the invention, each railway key asset unit is used as a node in the system, and railway key asset management data is stored in a blockchain mode. The system provided by the invention realizes synchronous access of the data of the railway key assets, realizes data query, realizes sharing of various data,ensures the stability and non-tampering performance of the related data of the railway key assets, and is convenient for a user to monitor the railway key assets.

The invention discloses an integrated regional power supply and communication system. The system comprises a power supply system and a passive optical communication system.Two adjacent stages of powersupply equipment in the power supply system are connected through a cable, two adjacent stages of optical division equipment in the passive optical communication system are connected through an optical cable, and each section of cable and the corresponding optical cable are integrated in asame pipeline channel. In the invention, the passive optical communication system connected with each stage of optical division equipment through the optical cable is selected; and apassive optical communication optical cable does not generate electromagnetic interference with the cable so that the optical cable and the cable can be integrated in the same pipeline channel without influencing operation safety of the power supply system, a goal of incorporating the power supply system and the communicationsystem into an integrated electromechanical system is achieved, engineering design and installation and daily maintenance and management are facilitated, quick positioning of line faults is also facilitated, and potential safety hazards in anarea are reduced.

The invention discloses a modularized greenhouse water culture structure. The modularized greenhouse water culture structure comprises a plurality of water culture pools which are arranged in a greenhouse, wherein a nutrient solution pool is formed in the lower end of one water culture pool by digging, the nutrient solution pool communicates with the plurality of water culture pools through a liquid pump and a plurality of liquid conveying tubes, and an overflow device is arranged on each water culture pool; the overflow devices communicate with the nutrient solution pool through liquid returnpipes, each water culture pool comprises a bottom plate, and two long side plates and two short side plates which surround the bottom plate, and a plurality of support bars are disposed between everytwo long side plates which extend in the length direction. The modularized greenhouse water culture structure is constructed in a modular mode and convenient to use, and can be used repeatedly.