47results about How to "Reduce application risk" patented technology

The invention discloses petroleum industry well drilling working underground tool. It is made up of joint, hanging plate, end cap, shunting rebel tool, impeller, shaft, cover, gland, rotor, stator, identity, and ball bearing. The invention is connected to the up of the drilling bit. While drilling, part of the drilling fluid drive impeller to make the rotor rotate by shunting rebel tool. When the flow passage of the rotor and stator are sealed, its area is the minimum. When the flow passages are circulated, the area is the maximum. High pressure pulsation jetting is formed at lower reaches to improve drilling speed. The other part of the drill fluid pass through the shunting hole to prevent drilling fluid from interrupting caused by impeller blocking to reduce tool application risk.

The invention relates to the field of recycling of autonomous underwater vehicles (short for AUV) and particularly relates to a separable floating body device used for recycling the AUV. The separable floating body device comprises a separable floating force block, a traction rope, an underwater electromagnet, emergency throwing ballast iron and a framework, wherein the separable floating force block is fixedly arranged on an end plate of the framework through an elastic tensioning rope arranged on the separable floating force block; the underwater electromagnet is arranged in the framework and fixedly arranged on a second supporting plate of the framework; the emergency throwing ballast iron is arranged outside the framework and is adsorbed on the underwater electromagnet when the underwater electromagnet is electrified to generate magnetism; a flow guide floating force material is arranged outside the framework; a groove for containing the emergency throwing ballast iron is formed in the flow guide floating force material on the outer side of the second supporting plate of the framework; the framework is internally provided with a rope hub for winding the traction rope; and one end of the traction rope is fixedly arranged on a hub shaft of the rope hub and the other end of the traction rope is connected with the separable floating force block. According to the separable floating body device, people can manually recycle the AUV on a small boat without transferring the small boat to the lower level, and the safety of people and equipment is guaranteed.

The invention discloses an audio-video information cross-network access and control method which comprises the following steps: audio-video state information of an outer network audio-video monitoring system is obtained by an outer network client in real time and sent to an inner network client via an RS (remote sensing) 232 interface; a control order is sent to the outer network client by the inner network client through the RS232 interface, obtained by the outer network client and sent to the outer network audio-video monitoring system; corresponding digital audio-video information selected by the inner network client is sent to an outer network decoder by the outer network audio-video monitoring system; the digital audio-video information is transformed to the simulated audio-video information by the outer network decoder, output to an inner network decoder and transformed to digital audio-video information; the selected corresponding audio-video information is obtained by the inner network client through the inner network decoder, thus the inner network access and control of the outer network audio-video information is realized. According to the method disclosed by the invention, the relative safety management regulation is completely fitted, the safety of an inner network is protected at the maximum degree and the application risk of the inner network is greatly reduced.

The invention discloses a low-temperature-resistant preparation composition for production of cotton, a preparation method and a using method of the low-temperature-resistant preparation composition. The low-temperature-resistant preparation composition for production of the cotton comprises a preparation I and a preparation II; the preparation I comprises a low-temperature-resistant nutrient substance, a plant nutrition promoter, an antifreezing agent, a surfactant and water; and the preparation II comprises a low-temperature-resistant nutrient substance, a plant nutrition promoter, a plant growth regulator, a surfactant and water. The preparation I is mainly used at a seedling stage, and the preparation II is mainly used at blossoming and boll-forming stages. The preparations can well prevent and retard influence and harm of low temperature to production of the cotton, solve the problem of cotton plant growth retarding, cut production and the like caused by low temperature damage in a main cotton production region, guarantee production effectiveness and stable income of cotton planters, are simple in preparation process, easy and convenient to use, environment-friendly and obvious in effect, and can be widely popularized and used in cotton regions.

The invention discloses a system for reducing carbon emission by blending combustion of ammonia gas and a control method. The system comprises an ammonia gas source, a gasification device, a hydrogen preparation device and a hearth; an ammonia gas nozzle and an ammonia-hydrogen mixed burner are arranged above the over fire air of the hearth; and the ammonia gas source is connected with the input end of the gasification device, the output end of the gasification device is divided into three paths of output, the first path of output is connected with the input end of the hydrogen preparation device, the second path of output is connected with the output end of the hydrogen preparation device and the ammonia-hydrogen mixed burner, and the third path of output is connected with the ammonia gas nozzle on the hearth. The combustion characteristic of ammonia gas is improved by doping hydrogen, the hydrogen is doped in a direct current mode, the investment cost is reduced, the application risk is reduced, emission of CO2 is reduced by doping ammonia gas into an active-service coal-fired unit to replace fire coal with the same heat value and replacing carbon-containing fuel with non-carbon fuel; and meanwhile, active-service thermal power unit resources are fully utilized, so that the survival status of a thermal power generating unit is improved.

The invention discloses chemical co-production equipment and a method for phosphorus and coal. The equipment is characterized in that high-temperature crude synthesis gas produced in a coal gasifyingreaction is taken as a heat source for producing yellow phosphorus, so that the problem that heat at a high-temperature segment of the crude synthesis gas produced in the coal gasifying reaction cannot be used is solved; moreover, heat can be supplied to yellow phosphorus production, and the energy utilization rate is high; meanwhile, a reaction product CO produced during yellow phosphorus production and the crude synthesis gas are taken as raw materials of synthesis ammonia, so that the yield of liquid ammonia is increased, and a production process is efficient and contributes to energy saving and environment protection. The chemical co-production equipment for the phosphorus and coal comprises a raw material storing-transporting unit, a grinding unit, a pelletizing-drying unit, a reducing reaction unit, a slag cooling unit, a separating-washing unit, an air separating unit, a gasifying unit, a converting unit, a purifying unit and a synthesizing unit. The chemical co-production equipment and method have the advantages of simplified process flow, technically mature in units, energy saving, environmental friendliness and low application risk, and a beneficial technical option is provided for phosphorus and coal chemical complementation in various fields.

The invention discloses a startup preparation method of a hydrotreating device. The method is used for the starting process of the ex-situ prevulcanization type hydrotreating catalyst containing the thionyl compound. Especially in the airtight process, the constant-pressure heating section, the constant-pressure constant-temperature section and the constant-pressure heating section are arranged, so heat generated by hydrogenolysis of sulfide and/or auxiliaries in the airtight starting process is reasonably distributed and controlled, the phenomenon of centralized heat release is avoided, and the risks of over-temperature and temperature runaway are reduced. The method provided by the invention thoroughly solves the obstacles in the industrial application process of the catalyst, not only improves the use activity of the catalyst, but also eliminates the hidden danger of environmental protection caused by the leakage of the vulcanizing agent, and has a very good application prospect.

The invention discloses equipment and a method for producing yellow phosphorus from middle-low-grade phosphate ore. The yellow phosphorus production equipment can be used for preparing the yellow phosphorus from the middle-low-grade phosphate ore, further improves an energy utilization efficiency and effectively controls pollutant generation at the same time. The yellow phosphorus production equipment comprise a grinding unit, a ball making and drying unit, a reduction reaction unit, a furnace slag cooling unit and a separating and purifying unit, wherein the grinding unit comprises a grindingdevice and an air conveying device; the ball making and drying unit comprises a mixer, a ball making machine and a drying machine; the reduction reaction unit comprises a high temperature flue gas generation furnace and a reaction phosphorus furnace; the separating and purifying unit is communicated with the reaction phosphorus furnace, the high temperature flue gas generation furnace and the furnace slag cooling unit; the furnace slag cooling unit is communicated with the ball making and drying unit. The invention further discloses the method for producing the yellow phosphorus from the middle-low-grade phosphorus ore. According to the equipment, heat contained in CO and high temperature furnace slag is comprehensively utilized, and a part of fuel is supplemented at the same time, so that the energy utilization efficiency is improved.

The embodiment of the invention discloses an information processing method, which comprises the following steps of obtaining the first information for an open source application container engine (docker), wherein the first information is sent by a Kubernetes container management platform, and the first information is a first instruction or a first instruction parameter; reassembling the first information according to a preset information assembling rule to obtain a second information; adapting the second information to the service of the Kubernetes container management platform; sending the second information to the docker. The embodiment of the invention also discloses an information processing device and a computer storage medium.

The invention discloses a frozen wall development condition judgment and early warning method based on a thermo-acoustic coupling algorithm, and the method comprises the steps: building an indoor physical test model of two-hole freezing of a water-rich sand layer at a freezing construction preparation stage, and drawing a wave velocity-temperature relation curve; utilizing the wave velocity-temperature relation curve to establish a wave velocity-temperature nonlinear relation expression; obtaining an artificial frozen soil thermo-acoustic coupling algorithm considering phase change; utilizinga thermo-acoustic coupling algorithm to solve the average wave velocity of the designed frozen wall development; calculating a quantitative relationship among different freezing frontal surfaces, non-crossed circle distances and the calculated average wave velocity; and judging and early warning the development condition of the frozen wall by comparing the actually measured and calculated frozen frontal surface and non-crossed circle distance. The method can be used for judging and early warning the abnormal development condition of the frozen wall between any two holes by utilizing the standard, and processing in time. And early prediction, process monitoring and effect evaluation of the intersection condition of the frozen wall can be realized.

A programmable signal processing module based on SiP comprises an analog-to-digital conversion unit used for converting collected analog quantity into digital quantity to be calculated and processed by a core processing chip, and the analog-to-digital conversion unit comprises a high-speed parallel ADC chip and a low-speed serial ADC chip; a core processing chip which comprises an FPGA chip and is used for completing the generation of a time sequence signal and the design of a closed-loop algorithm, calculating and processing the digital quantity converted by the analog-to-digital conversion unit and inputting the processed digital quantity into the digital-to-analog conversion unit; a digital-to-analog conversion unit which comprises a high-speed parallel DAC chip and is used for converting the digital quantity input by the core processing chip into analog quantity and outputting the analog quantity outwards; and a refreshing chip which is used for refreshing the core processing chip in real time when the single event upset occurs on the core processing chip so as to enable the core processing chip to quickly recover operation. System integration is achieved through the SIP technology, an FPGA + ADC + DAC architecture is adopted, the system is high in flexibility and integration degree, and miniaturization is achieved.

The invention discloses a start-up preparation method of a hydrocracking unit. The method is used for the start-up process of an ex-situ presulfurization type hydrotreating catalyst containing a sulfinyl compound and a small pore volume hydrocracking catalyst. Particularly, in the airtight process, a constant-pressure heating section, a constant-pressure constant-temperature section and a constant-pressure heating section are arranged, so heat generated by hydrogenolysis of sulfide and/or auxiliaries in the airtight starting process is reasonably distributed, controlled and stably released, the phenomenon of centralized heat release is avoided, and the risks of over-temperature and temperature runaway are reduced. According to the method, obstacles in the industrial application process ofthe combined catalyst are thoroughly solved, the use activity of the catalyst is improved, meanwhile, the environmental protection hidden danger of leakage of a vulcanizing agent is eliminated, and the method has a good application prospect.

The invention discloses a start-up preparation method of a hydrocracking unit. According to the method, for the start-up process, particularly the airtight process of an ex-situ prevulcanization typehydrotreating catalyst containing a carboxyl compound and a large-pore-volume hydrocracking catalyst, a constant-pressure heating section, a constant-pressure constant-temperature section and a constant-pressure heating section are arranged, so that heat generated by hydrogenolysis of sulfide and/or auxiliaries in the airtight start-up process is reasonably distributed, controlled and stably released, the phenomenon of centralized heat release is avoided, and the risks of over-temperature and temperature runaway are reduced. By the method, obstacles in the industrial application process of thecombined catalysts are thoroughly solved, the use activity of the catalysts is improved, and the environmental protection hidden danger of leakage of a vulcanizing agent is eliminated. The method hasa good application prospect.

The invention discloses a startup preparation method of a hydrotreating device. The method aims at the starting process of the ex-situ prevulcanization type hydrotreating catalyst containing the carboxyl compound. Particularly, in the airtight process, a constant-pressure heating section, a constant-pressure constant-temperature section and a constant-pressure heating section are arranged, so heatgenerated by hydrogenolysis of sulfide and/or auxiliaries in the airtight starting process is reasonably distributed and controlled, the phenomenon of centralized heat release is avoided, and the risks of over-temperature and temperature runaway are reduced. According to the method, obstacles in the industrial application process of the catalyst are thoroughly solved, the use activity of the catalyst is improved, meanwhile, the environment-friendly hidden danger of leakage of a vulcanizing agent is eliminated, and the method has a good application prospect.