33results about How to "Eliminate economic loss" patented technology

The present invention provides apparatus and a methods for collecting, transmitting and storing fugitive gas emission data. An embodiment of the invention collects fugitive gas with a sampling probe and into a emission monitoring device. The device then sends and stores fugitive gas data into a storage medium, such as a wireless data-logging adapter. The wireless-data logging adapter stores the data and wirelessly sends it to a personal digital assistant or other form of redundant memory such as a data logger. In one embodiment, the PDA can initiate commands to retrieve data from the storage medium or operate the emission gas monitoring device.

The invention discloses a temperature-sensitive material for predicting coal spontaneous combustion of goaf and preparation method and application of the temperature-sensitive material. The temperature-sensitive material is composed of a capsule containing tracer core materials, the capsule wall of the capsule is prepared from prepared raw materials obtained by evenly mixing 70 type chlorinated paraffins and 52 type chlorinated paraffins at the ratio of 3:1 to 6:1, and the tracer core materials include SF6 and industrial flavor. The temperature-sensitive material can be directly used in a goafarea, first-phase arrangement is not required, and simplicity, convenience and practicality are achieved; the chlorinated paraffins of the capsule wall have good stability and can protect a capsule core material to remain in the goaf for a long time at room temperature, the tracer core materials are easy to prepared and obtain, when residual coal in the goaf appears high-temperature hidden dangerand the ambient temperature reaches or exceeds a critical value of capsule wall softening of the capsule, thawing and rupture of the capsule wall can be detected by the human body olfaction and an SF6 detector, thus the phenomenon of coal spontaneous combustion can be predicted stably and effectively, and major accidents caused by coal spontaneous combustion are avoided; and a metal frame can prevent damage from geological problems, and the error-tolerant rate of a system is increased.

The invention discloses an auxiliary structure of an atmospheric pollution data acquisition device employing an unmanned aerial vehicle. The structure comprises a bearing table, a first servo motor, a connecting rotary table, a second servo motor, a connecting rotary seat, a third servo motor, a fourth servo motor and a protection mechanism. The bottom side of the bearing table is fixedly mounted with a plurality of mounting tables through a plurality of damping balls; the first servo motor is installed at the center of the top side of the bearing table, an adapter column is installed at the output end of the first servo motor and located below the bearing table, the connecting rotary table is installed at the bottom end of the adapter column, and the second servo motor is installed at one side of the bottom end of the connecting rotary table. According to the invention, the structure can achieve the determining of the atmospheric collection position and the observation of the driving of the unmanned aerial vehicle. The all-directional matched rotation can guarantee that the unmanned aerial vehicle can be conveniently controlled by an operator in the atmospheric pollution detection process through, and meanwhile, the data collection can be carried out on atmospheric pollution in all directions, so that the accuracy of the collected data is ensured.

The invention discloses a lubrication and cooling system of a low-temperature thermal power generation expander. The lubrication and cooling system comprises a synchronous generator, a double-screw expander connected to the synchronous generator and used for driving the synchronous generator, and a flooded evaporator. An inlet of a heat source channel of the flooded evaporator is connected to a low-temperature heat source by a pipe. An outlet of the heat source channel of the flooded evaporator is connected to a low-temperature heat source return pipe. A mixed oil power generation medium inlet of the flooded evaporator is connected to a mixed oil power generation medium by a medium pipe. A heat exchange-produced saturated gas power generation medium outlet of the flooded evaporator is connected to a power generation medium inlet of the double-screw expander by a pipe. The flooded evaporator is provided with a rich lubricating oil outlet for discharging rich lubricating oil separated from the mixed oil power generation medium. The rich lubricating oil outlet is connected to a lubricating oil inlet of the double-screw expander by a pipe and is used for lubricating a bearing of the double-screw expander. The lubrication and cooling system can greatly simplify the original screw machine lubrication and cooling system, save an equipment investment and improve low-temperature power generator operation stability.

The invention discloses a control method for barley safe storage. The control method for the barley safe storage is characterized by comprising steps of: (1) detecting germination rates of the barley: detecting a five-day germination rate of the barley, and germination rates on first day, second day and third day; (2) computing a barley safe storage index (BSI) according to the detected germination rates of the barley; (3) judging storage risk of the batch of barley according to the five-day germination rate of the barley and BSI value obtained by computing; and (4) according to the judgment result of the step (3), performing proper treatment measure on the barley with the BSI value not less than 0.20. The control method for the barley safe storage provided by the invention puts forward the BSI; therefore, the forecast on change of the five-day germination rate of the stored barley is realized by the BSI value, and a control method for the barley safe storage is built based on a forecast result, thus filling a gap in the field of industry; and according to the control method for the barley safe storage, the quality and taste of beer can be ensured from source, thus being beneficial to accepting products by customers and further expansion of market.

The invention discloses a continuous model of a two-stage method. The first-stage frequency analysis is used for detecting periodicity in the data. In the second stage, statistical analysis is carriedout to confirm the mode detected in the first stage and determine factors related to delay. A plurality of logistic regression and binary logistic regression models are established to check the influence of various factors on average daily delay and single flight delay, and the method aims to evaluate the punctual arrival ability of an aircraft and identify flight delay by using an innovative two-stage method. According to the method, a new mathematical algorithm is used, and the phenomenon of periodic repetition can be identified in flight delay, that is, the periodic flight delay characteristic is achieved. Based on the detected recurrence phenomenon, an important variable affecting the delay may be identified. The relationship between the variables and flight delay is researched by using a statistical technology. According to the method, the flight delay trend can be displayed, and airport management personnel can be helped to formulate an effective strategy for reducing flight delay.

The invention discloses a finite element analysis system for autoclaved aerated concrete equipment state monitoring and early warning, and relates to the field of autoclaved aerated concrete equipment state monitoring and early warning systems. The device comprises a micro finite element analysis system integration box and a sensor, a mainboard, a data analysis chip, a pulse shaping chip, a lithium battery, a circuit protection module, a storage module, a logic analysis module and an I / O interface are arranged in the micro finite element analysis system integration box; the sensor is connected with the logic analysis module through an I / O interface; the sensors comprise a first temperature sensor, a current sensor, a torsion sensor, a torque sensor, a first motion sensor, a second temperature sensor, a first vibration sensor and a third temperature sensor. According to the invention, real-time monitoring of the healthy operation state of the aerated concrete production line is realized, pre-judgment intervention is realized, stable and efficient operation of the whole production line is ensured, and factory management is effectively improved.

The invention relates to a non-leakage idling resistant centrifugal pump which is suitable for liquid delivery in various fields. The technical scheme and method scheme in the invention are as follows: the centrifugal pump is in a vertical type, a power centrifugal shaft seal fits and contacts with a static ring, the edge of the centrifugal shaft seal is provided with a weight block which can be detached during operation; when the pump operates, a labyrinth seal or an auxiliary impeller dynamic seal is used to seal the pump chamber; when the pump stops, the power centrifugal shaft seal closely contacts with the static ring and the seal simultaneously, the liquid level difference is utilized and two shaft seal groups are used for sealing, thus the design is elaborate, the combination is ingenious, no barrier or leakage exist during idling and the pump has no special requirement on the installation site; and the electric motor is matched with an oversize bearing and the motor shaft and the pump shaft are in close fit through a hot jacket or a one-shaft structure, thus the performance of the pump is reliable and the energy consumption is low. The impeller and the pump shaft adopt keys and lock nuts, thus preventing the pump counter rotational impeller from falling off. The centrifugal pump in the invention has the advantages of high efficiency, no leakage, idling resistance, low maintenance cost and long service life, is simple in operation, and is energy-saving, environment-friendly and the like.

The invention discloses a special tool for removing a cotter pin on a live line and the special tool is used for removing the cotter pin which is seriously rusted on a power transmission line. The special tool comprises a hollow casing. One end of the casing is provided with limiting grooves corresponding to the upper end and the lower end of the cotter pin. A picking needle corresponding to a circular ring at the head of the cotter pin is arranged at a position corresponding to the limiting groove on the casing on the internal side of the limiting groove. The picking needle can move up and down through a spring which is arranged under the picking needle. A pair of cutting piers corresponding to open legs at the bottom of the cotter pin is arranged at a position corresponding to the limiting groove below the casing on the internal side of the limiting groove. Two pier handles of the cutting piers are connected with a rotating connector which is installed at the other end of the casing and is connected with an insulating bar through an opening and closing mechanism. The special tool for removing the cotter pin on the live line has the advantages that the cotter pin can be removed in a live state, the cotter pin is convenient to remove, the tool is simple to operate, the potential hazards are eliminated and the safe operation of equipment is guaranteed.

The invention discloses a primer combination and a kit for simultaneous detection of 93 bovine genetic defect genes and lethal haplotypes. Through use of the primer combination and the kit, casual mutation sites (SNP and insertion or deletion of short fragments) of the 93 genetic defect genes (such as PIRM syndrome, crooked tail syndrome, epidermolysis bullosa and the like) and the lethal haplotypes (HH1, HH3, HH4, HH5 and JH1) can be detected in one time, cattle with monogenic inheritance defect gene carriers and lethal haplotype carriers can be screened, and accurate guidance is provided for cattle breeding and genetic evaluation, herd selection and assortative mating, population genetic improvement, cultivation of new varieties and genetic resource protection. The primer combination and the kit have the characteristics of high throughput, low cost, high accuracy, and the like, is suitable for the varieties of beef cattle and dairy cattle, and can be widely used in the breeding and reproduction field of the cattle.

The invention relates to a turning-over machine for large articles and a use method of the turning-over machine, is particularly suitable for turning-over of a cylinder head of a marine diesel engine, and provides a turning-over device for a cylinder head of an internal combustion engine. The turning-over device comprises a support rack and a rotary drum device, wherein the rotary drum device is placed on the support rack; the support rack comprises a base, four support lugs and rolling bearings; the support lugs with the same specification are arranged on the upper surface of the base, and form a rectangle; the rolling bearings with the same specification are movably mounted on the support lugs correspondingly; the rotary drum device comprises an upper drum body and a lower drum body which are fastened via locking bolts; platform racks used for accommodating and limiting the cylinder head to-be-turned-over are arranged in the upper drum body; fixing pins used for fixing the cylinder head to-be-turned-over are arranged on the platform racks; and support beams used for improving the rigidity of the upper drum body are arranged on two inner sides of the upper drum body.

A process is described wherein otherwise unusable by-products from a process for the manufacture of trans HCFO-1233zd(E) are converted to a valuable product by introducing them into a process for theproduction of HFC-245fa. The process includes the catalytic hydrofluorination of a reaction mixture comprising the HCFO-1233zd production by-products.

A calling method over IP supporting, includes: the MSCe sends a ringing message to the called BSC after it has detected that the connection for this call has been set up; and then the called BSC informs the called terminal to ring. A calling system over IP supporting, includes: a MSCe, a MGW and a called BSC. A MSCe includes: a module for requesting an IP address and a module for transmitting the ringing message. The present invention enables the called terminal not to ring until the connection for this call has been set up, avoids the situation that the calling party and the called party can not hear each other before the connection has been set up, and prevents the unusual call drop, so as to improve the users' pleasure. Also, present invention avoids to charge before the connection has been set up, thus reducing the users' cost.

The invention relates to the technical field of bolt fastening tools, in particular to an electrification disassembling and assembling tool for a power transmission line bolt. The electrification disassembling and assembling tool comprises an installing box, a rotating shaft, a sleeve and an insulating rod. A power source, a torsion drive device and a signal receiving circuit board capable of remotely receiving wireless signals are arranged in the installing box. The power supply input end of the torsion drive device and the power supply input end of the signal receiving circuit board are electrically connected with power supply output ends of the power source together. The signal output end of the signal receiving circuit board is electrically connected with the signal input end of a switch control module of the torsion drive device together. The electrification disassembling and assembling tool is reasonable and compact in structure and convenient to use, and operation is conducted in a labor saving manner. The electrification work can be achieved by additionally arranging the insulating rod, and therefore the bolt disassembling and assembling time can be effectively shortened, and economic losses caused by power failures are eliminated. In addition, in the whole operation process, only one operator is needed for work at the high position, meanwhile, the staying duration of the operator working at the high position is shortened, the operation risk of the operator can be reduced, and the safety coefficient is increased.

The invention discloses a temperature-sensitive material for predicting coal spontaneous combustion of goaf and preparation method and application of the temperature-sensitive material. The temperature-sensitive material is composed of a capsule containing tracer core materials, the capsule wall of the capsule is prepared from prepared raw materials obtained by evenly mixing 70 type chlorinated paraffins and 52 type chlorinated paraffins at the ratio of 3:1 to 6:1, and the tracer core materials include SF6 and industrial flavor. The temperature-sensitive material can be directly used in a goafarea, first-phase arrangement is not required, and simplicity, convenience and practicality are achieved; the chlorinated paraffins of the capsule wall have good stability and can protect a capsule core material to remain in the goaf for a long time at room temperature, the tracer core materials are easy to prepared and obtain, when residual coal in the goaf appears high-temperature hidden dangerand the ambient temperature reaches or exceeds a critical value of capsule wall softening of the capsule, thawing and rupture of the capsule wall can be detected by the human body olfaction and an SF6 detector, thus the phenomenon of coal spontaneous combustion can be predicted stably and effectively, and major accidents caused by coal spontaneous combustion are avoided; and a metal frame can prevent damage from geological problems, and the error-tolerant rate of a system is increased.

The invention discloses an automatic speed-cutting contact device for high-speed rail, which comprises a main support body, and a contact line for electricity transmission of the high-speed train is hoisted on the main support body, and a shunt line is connected in parallel near the turning position of the rail on the contact line. The current transmitted by the automatic speed-cutting contact device for high-speed rail to the pantograph of the train is smaller; at the same time, the current transmitted to the traction motors by a traction transformer in the train after transforming voltage isalso smaller; at the same time, based on the nominal (constant) torque of each traction motor, the received current of each traction motor is decreased by 50% compared with the received current of each traction motor before the parallel connection of the contact line. Because the received current value of the motor is reduced by half, the output power of the motor is also reduced by half, and therevolving speed is also reduced by half.

The invention discloses a bamboo forest shed making method. The method comprises the steps that bamboo trees in a required region of a bamboo forest are used as supporting pillars, the bamboo trees in the region are bound and connected through connecting rods at the same height to form a roof support, and shed cloth is laid on the roof support to form a roof; surrounding shed cloth is connected to the ground along the edge of the roof by one circle, one position is provided with a door, and then a single-roof bamboo forest shed is formed; or the roof is used as the first roof, the bamboo trees in the region are bound and connected through connecting rods in a projection mode at the same height ranging from 5 cm to 50 cm below the roof to form another roof support, shed cloth is laid on the second roof support to form a second roof, surrounding shed cloth is connected to the ground along the edge of the first roof by one circle, one position is provided with a door, and then a double-roof bamboo forest shed is formed. By means of the bamboo forest shed making method, operation is easy and convenient, cost is low, there is no need to fell or damage the bamboo trees, the made bamboo forest shed has the functions of resisting rain and snow in a large area, shading sunlight, adjusting and controlling the temperature and humidity in the shed and the like, and a new approach is opened up for development of diversified operation of planting and breeding in the bamboo forest.

This invention relates to lubricating oil water content tester of towboat rudder quant device. It includes water content sensor module, intelligence transmitter module. The sensor includes that standard signal generated by signal generator is attenuated through bacillary probe and changed into electrical signal that opposite to water content of the testing oil. The bacillary probe is connected to linear circuit through amplifier circuit and rectification filter circuit. The intelligence module includes temperature compensating circuit, the circuit is separately connected to LCD display, RS232 interface, operation keyboard through A / D switching and CPU. The volume of the device is small, precision is high, reliability is good, and it is convenient to carry. The bind that normal lubricating oil water content test must done in lab is conquered, the test can be done at any time at spot. It is propitious to towboat rudder quant device lubricating oil system and any other oil water content detecting system, and it can also be extended to diesel oil water content detecting, so it has wide market development prospect.

The invention relates to an offshore exploration mechanical device, in particular to a carrying type deep sea core drilling machine which can be carried on a manned submersible vehicle or an underwater robot to obtain deep sea rock and ore samples. The carrying type deep sea core drilling machine comprises a drilling machine main shaft, a bearing pedestal, a drilling tool, a hydraulic motor and a linkage base. The drilling machine main shaft is installed on the bearing pedestal. One end of the drilling machine main shaft is connected with the drilling tool, and the other end of the drilling machine main shaft is connected with an output shaft of the hydraulic motor. The hydraulic motor is installed in the linkage base. One end of the linkage base is fixed to the bearing pedestal, and the other end of the linkage base is fixed to a mechanical arm of the manned submersible vehicle or the underwater robot. A pressure compensation device is arranged on the bearing pedestal. The carrying type deep sea core drilling machine has the advantages of being compact in structure, light in weight, high in reliability and safety and the like; the various requirements under severe working conditions of deep sea core sampling can be met, the samples can be conveniently and reliably provided for the scientific research on deep sea ore resources, and the carrying type deep sea core drilling machine is suitable for underwater core drilling.

The invention relates to a turning-over machine for large articles and a use method of the turning-over machine, is particularly suitable for turning-over of a cylinder head of a marine diesel engine, and provides a turning-over device for a cylinder head of an internal combustion engine. The turning-over device comprises a support rack and a rotary drum device, wherein the rotary drum device is placed on the support rack; the support rack comprises a base, four support lugs and rolling bearings; the support lugs with the same specification are arranged on the upper surface of the base, and form a rectangle; the rolling bearings with the same specification are movably mounted on the support lugs correspondingly; the rotary drum device comprises an upper drum body and a lower drum body which are fastened via locking bolts; platform racks used for accommodating and limiting the cylinder head to-be-turned-over are arranged in the upper drum body; fixing pins used for fixing the cylinder head to-be-turned-over are arranged on the platform racks; and support beams used for improving the rigidity of the upper drum body are arranged on two inner sides of the upper drum body.