40results about How to "On-site layout is convenient" patented technology

The invention relates to an alternating-current controllable paralleling reactor comprising a transformer type main reactor and a step reactor. Wherein, the first coil is the main coil which connects the network directly; the second coil is the control coil outside which a break and a thyristor controller are mounted; the third coil is the compensating coil outside which a filtering compensating unit is mounted; and the transformer type main reactor and the second side-connect step reactor are both mounted in a fuel tank to form the body of controllable reactor. The alternating step controllable single-phase paralleling reactor comprises the body with high resistance, the breaker, the thyristor controller and the central controller, and it has the functions and characters which common reactors do not have, including: simply adjusting, rapid response time, non-harmonic-wave, lower noise, lower vibration, high reliability, lower consumption, and it can separate the harmonic wave to reduce the effect to electrified wire netting. The invention can be used in the electrified wire netting of extra-high voltage and long-distance power transmission.

The invention provides a stem removing machine. The machine comprises a conveying device and a tobacco stem falling box, wherein the conveying device is used for spreading materials, an outlet of theconveying device is located in the tobacco stem falling box, an inclined sliding plate is arranged below the outlet of the conveying device, a discharging end of the bottom end of the sliding plate communicates with a discharging pipe of the tobacco stem falling box, a baffle is arranged in front of the outlet of the conveying device, a visual system used for identifying stems is arranged on one side of the discharging pipe, a removing air pulse device in communication connection with the visual system is arranged below an outlet of the discharging pipe, and the removing air pulse device is used for removing the stems. The machine has the advantages of being small in size, convenient in on-site arrangement, high in automation level, high in stem processing efficiency, and capable of meeting the requirements of reducing the raw material consumption, increasing the enterprise benefit and improving the product quality of a cigarette enterprise.

The invention provides a micro-module data center used for solving the problem that an existing data center micro-module needs external circulation heat dissipation, and is low in refrigeration efficiency, large in occupied area and difficult to assemble; the micro-module data center disclosed in the invention comprises a comprehensive cabinet and at least one set of IT equipment cabinet; the comprehensive cabinet comprises a cabinet body with a containing cavity, a power supply assembly, a monitoring alarm assembly and an air conditioner; a front door body is arranged on the front side of the cabinet body, and a rear door body is arranged on the rear side of the cabinet body; a closed space is defined by the cabinet body, the front door body and rear door body; the air conditioner is arranged at the bottom of the containing cavity; a cold air channel is formed between the air conditioner and the front door body, and a hot air channel is formed between the air conditioner and the rear door body; the air conditioner can draw cold air from the air conditioner to the cold air channel, and can draw the hot air from the hot air channel to the air conditioner; and according to the micro-module data center, the isolation design of closing the cold and hot channels is adopted, so that gas mixing is avoided, the return air temperature is greatly improved, the refrigeration efficiency is improved while the PUE is reduced, the space is saved, and the rapid arrangement, the visual display and the intelligent management are achieved.

The invention discloses rotational flow dissolved air floatation sewage treatment equipment. A tank body is internally sleeved with an inner tank cylinder with the same central line; the bottom parts of the tank body and the inner tank cylinder are respectively connected with a mud discharge pipeline, wherein the adaptive part of the upper part in the tank body is provided with a residue collecting round top; the tank body side wall which is adaptive to the lowermost part of the residue collecting round top is provided with a residue discharge pipeline; the top of the tank body is provided with a tail gas pipeline; a water intake pipeline penetrates through the tank body and is connected with the adaptive part of the inner tank cylinder; a water drainage pipeline comprises a main water exhaust end opening and an end opening connected with an inlet of a dissolved air pump; the inlet of the dissolved air pump is also connected with a dissolved air source pipeline; an outlet of the air dissolved pump is connected with one end of a backflow pipeline; the other end of the backflow pipeline is connected with a releaser positioned at the adaptive part of the inner tank cylinder. The rotational flow dissolved air floatation sewage treatment equipment provided by the invention is applied to wastewater treatment for each industry, has the characteristics of high treatment efficiency, low running cost, simple structure, easiness in operation and maintenance and the like, is stable and favorable in effluent quality, is high in technology adaptability, and has good economical and social benefits.

The invention discloses a titanium concentrate ball-milling system which comprises a raw material belt hopper, a raw material belt conveyer, a raw material bucket elevator, a ball-milling system fan and a bag type deduster, wherein the raw material belt conveyer is arranged under the raw material belt hopper, the raw material belt conveyer is matched with the raw material bucket elevator, a collecting device is arranged at the joint of the raw material belt conveyer and the raw material bucket elevator, the collecting device comprises a collecting end and a collecting pipeline, one end of the collecting pipeline is connected with the collecting end while the other end of the collecting pipeline is connected with the ball-milling system fan, and the ball-milling system fan is connected with the bag type dedustor. The system disclosed by the invention reduces dust which enters air, has a good effect of collecting mineral powder, and is improved by using the existing system, so that the system has the characteristics of being low in cost and improving the enterprise revenue.

The invention discloses a method for diagnosing a local overheating fault of a doubly fed asynchronous generator. First, vibration sensors are placed on the surface of the brush and slip ring of a laboratory doubly fed induction generator according to the brush and slip ring system vibration method principle and the vibration propagation path to sense the vibration signals of the system during operation in real time; then, a data collector collects the vibration signals detected by the vibration sensors, and uploads the vibration signals to a principal computer; and finally, the principal computer stores the vibration signals and performs calculation on the vibration signals, and judges and locates a fault by using the 937.5-1562.5Hz signals in the vibration signals. The fault diagnosis method of the invention is accurate and effective, and has high diagnosis accuracy.

The invention discloses a foam production method using a liquidizing medium and the application of the foam production method and a firefighting method. The foam production method comprises the following step: mixing a liquidizing medium with a foaming substance, so as to enable the foaming substance to produce foams. According to the foam production method disclosed by the invention, a mode thata gas generated from the liquidizing medium in situ is mixed with a foaming substance is adopted for a first time, because of a relatively large ratio of the volume of the gas generated from the liquidizing medium to the volume of the liquidizing medium, the volume of a container for storing the liquidizing medium can be greatly reduced, and a large-size air compressor or an air compressor set canbe replaced by small-size storage equipment. In addition, due to the adoption of the liquidizing medium joining in foaming, nitrogen can be released after the foams are broken and takes a combustioninhibition function into play on surfaces of combusted substances, so as to help to accelerate fire extinguishing.

A connective pneumatic conveyor comprises a feeding port; a buffer cabin is arranged below the feeding port; a connective conveying cabin body is arranged at the bottom of the buffer cabin; the buffer cabin and the connective conveying cabin body are arranged perpendicularly and communicate with each other; an accelerating gas spraying device is arranged at the gas inlet position of a channel of the connective conveying cabin body; an expanding and boosting section is arranged at the gas outlet position of the connective conveying cabin body; a loosening device is arranged in the connection position of the buffer cabin and the connective conveying cabin body, and crushed biomass and solid waste enter the buffer cabin through the feeding port and then are dispersed and enter the connective conveying cabin body under the action of a material deflector rod on the lower part of the buffer cabin; and the materials are carried under the action of high-speed gas flow at the accelerating nozzle outlet to enter the expanding and boosting section, and then are conveyed through a conveying pipeline to an existing large-sized boiler for blending combustion utilization. The connective pneumatic conveyor has the advantages of simple structure, wide conveying material adaptability, difficulty in bridging, large conveying quantity, convenience in arrangement, capability of continuously operating, convenience in disassembling, repair and maintenance, excellent operating environment and the like.

The invention relates to a construction method of an inclined cable tower construction structure system, which comprises the following steps of: 1) construction preparation; 2) arrangement of a combined support frame and a combined grid frame; 3) binding of cable tower steel bars; 4) installation of a tower cable guide pipe; 5) construction of a sliding moulding plate; 6) arrangement of a groutingguide pipe; and 7) concrete maintenance construction of the cable tower. The construction method of the inclined cable tower construction structure system has the advantages that arrangement efficiency of the combined support frame and the combined grid frame can be improved, integrity of the structure can be enhanced, and supporting quality of the sliding moulding plate can be effectively improved; positioning of the cable tower steel bars is accurate, connection is convenient, binding construction quality of longitudinal steel bars and transverse stirrups can be effectively improved, and on-site construction difficulty is reduced; and on-site arrangement of the concrete grouting guide pipe is convenient, an inclination angle of the grouting guide pipe can be dynamically adjusted according to an inclination condition of the cable tower, on-site positioning difficulty is reduced, and concrete pouring quality is improved.

The invention provides a ventilation resistance synchronous measurement system and method, the ventilation resistance synchronous measurement system comprises a synchronous measurement terminal system and a plurality of synchronous measurement subsystems, the synchronous measurement terminal system is used for calculating ventilation resistance and sending an instruction to the synchronous measurement subsystems; comprising a central data processing module, a data display operation module, a multi-mode wireless communication module and a power supply support module, and a synchronous measurement subsystem which is installed in a roadway and used for detecting roadway ventilation data and transmitting the data to a synchronous measurement terminal system, comprising a data preprocessing module, a detection control sub-module, a subsystem power supply support module, a subsystem multi-mode wireless communication module and an environment detection module, the system controls each measurement subsystem through a terminal system, underground ventilation data is automatically collected and measured, and the ventilation resistance of a mine can be accurately and rapidly obtained.

The invention discloses a foam production method using liquid nitrogen and the application of the foam production method and a firefighting method. The foam production method comprises the following step: mixing liquid nitrogen with a foaming substance, so as to enable the foaming substance to produce foams. According to the foam production method disclosed by the invention, a mode that a gas generated from liquid nitrogen in situ is mixed with a foaming substance is adopted for a first time, because of a relatively large ratio of the volume of the gas generated from the liquid nitrogen to thevolume of the liquid nitrogen, the volume of a container for storing the liquid nitrogen can be greatly reduced, and a large-size air compressor or an air compressor set can be replaced by small-sizestorage equipment. In addition, due to the adoption of the liquid nitrogen joining in foaming, nitrogen can be released after the foams are broken and takes a combustion inhibition function into playon surfaces of combusted substances, so as to help to accelerate fire extinguishing.

The invention belongs to the technical field of conveying and feeding and particularly relates to a novel feeding device comprising a shell, inspection ports, a feeding inlet, spiral conveyors, abrasion resistant layers, a bridging prevention device, driving devices, pneumatic conveying pipes, spraying openings and air inlets. The inspection ports and the feeding inlet are formed in the shell; thespiral conveyors are arranged in the shell; the abrasion resistant layers are arranged in the positions, below the spiral conveyors, in the shell; the bridging prevention device is arranged on the feeding inlet; the driving devices are arranged at one end of the shell and connected with the spiral conveyors for providing power for the spiral conveyors; the pneumatic conveying pipes are arranged at the other end of the shell and connected with the spiral conveyors through adapting openings, and receiving openings of the pneumatic conveying pipes are connected with outlets of the spiral conveyors; the spraying openings are formed in the upper portions of the pneumatic conveying pipes; and the air inlets are connected to the upper portions of the spraying openings through flexible connectors. The novel feeding device has the advantages that the structure is simple, material conveying adaptability is wide, bridging is not liable to occur, the feeding amount is stable and controllable, continuous operation can be achieved, the conveying amount is large, arrangement is convenient, and the operation environment is excellent.

The invention provides a profile controlling and water plugging device for oil-containing sludge, belongs to the technical field of oil field production-related equipment, and solves the problems thata profile controlling and water plugging agent cannot be produced on site directly, and is low in production efficiency and inconvenient to move. The profile controlling and water plugging device forthe oil-containing sludge comprises a transporting vehicle and an overall machine seat; a waste liquid box is fixed to the lower end of the transporting vehicle; the overall machine seat is detachably fixed to the transporting vehicle; a material storage tank, a control cabinet, a liquid preparation tank, a plurality of first feeding boxes, a liquid storage tank, a plurality of second feeding boxes and a sludge raw material box are fixed to the upper end of the overall machine seat; the liquid storage tank is connected to the plurality of the second feeding boxes and the liquid preparation tank is connected to the plurality of the first feeding boxes through pipelines; a hot steam filter is fixed to each exhaust hole of the liquid preparation tank and the liquid storage tank; curved capillary tubes are arranged in the liquid storage tank; the lower end of the curved capillary tube extends out of the liquid storage tank and is connected with a back suction fan; and the curved capillarytube is connected to the two hot steam filters through pipelines. The profile controlling and water plugging device for the oil-containing sludge is convenient to move; the profile controlling and water plugging agent can be treated and prepared on site; the mixing is uniform; the heat is fully utilized; and the production efficiency is accelerated.

A filter pond blow-down pipe quick sand discharge device comprises a water inlet connection pipe, a flow guide pipe and a water outlet connection pipe which are connected with a blow-down pipe. A movable pipe connector and a filter screen assembly blocking filter materials are installed between the water inlet connection pipe and the flow guide pipe, and a valve and a matched flange fastener are disposed between the flow guide pipe and the water outlet connection pipe. The filter screen assembly is a double-layer stainless steel filter screen and internally provided with a double-layer 60-mesh stainless steel filter screen, and the material of the filter screen is adjusted according to treated water quality. The device is suitable for technical improvement of raw water and reclaimed water treatment of all existing power plants adopting common filter ponds, system operation does not need to be stopped during overhaul, and operation is convenient.

The invention provides a device and method for monitoring tree root infiltrating irrigation through three-dimensional resistivity, comprising a plurality of concentric annular electrode arrays, a plurality of radial electrode arrays are arranged in the circumferential direction of the annular electrode arrays, and the annular electrode arrays and the radial electrode arrays are connected with a parallel electrical method collector through a multi-core cable. The parallel electrical method collector is connected with an electrical method control and processing platform through wireless transmission equipment. According to the device and method for monitoring tree root infiltrating irrigation through the three-dimensional resistivity, the root irrigation effect can be improved.