Through the noise measurement and the analysis for the 5 kW petroleum generator set, the main noise source and some problems in exhaust muffler design were found. Control plans for the generator set, including acoustical enclosure design, ventilation design and exhaust muffler redesign, were made.
通过对5 kW汽油发电机组的噪声进行测量分析，发现原机组主要噪声源和在排气消声器设计方面存在的问题，确定以隔声罩设计、通风散热设计和排气消声器设计为主要内容的控制路线。
The gas engine factory products suitable for all kinds of gas as the driving force: natural gas pipelines, oil fields associated gas, liquefied natural gas, liquefied petroleum gas, coking coal gas, coal bed methane, gasified coal field gas, landfill and sewage treatment and other gas, Biomass gas, methanol gas, chemical exhaust and so on all kinds of combustible gases.
工厂的燃气机产品能适合各种燃气作为动力：管道天然气、油田伴生气、液化天然气、液化石油气、焦化煤气、煤层气、煤田气化气、垃圾填埋和污水处理等各种沼气、生物质气、甲醇气、化工尾气等等各种可燃气体。
At the same time, my company is Chai River Group, a trailer annex sentinel groups supporting the production supply-side, products include marine engine exhaust pipe of shielding the locking device, air filter, engine cradles, cast iron structure of the various pieces of cast steel, machine Canada Maohan pieces, stainless steel box, high-speed flywheel, high-speed coupling, and so on, dragging the seat of construction machinery and damping device, a round of tractors and other large tractors cab floor and other accessories, diesel pumps with precision stampings, Crane cab used in construction, mining equipment, cement manufacturing industry and thermal power generation by using the high wear-resistant alloys, such as casting, petroleum chemical industry using the corrosion-resistant alloy castings, machinery used by the various pieces of cast steel and cast iron casting non-ferrous metals I dragged the company into a big round of supporting the production of tractors have sold parts to Venezuela and other countries.
同时，我公司是河柴集团、一拖集团的配套附件定点生产供应方，产品包括船用发动机排气管护罩的锁紧装置、空气滤清器，发动机支架，各种铸钢铸铁结构件，机加铆焊件，不锈钢箱体，高速飞轮，高速联轴器等，一拖工程机械的座椅及减震装置、一拖大轮拖等驾驶室地板及其它附件、柴油机油泵用精密冲压件、建筑用塔吊驾驶室等，矿山设备，水泥制造业及热力发电业所用的高耐磨合金铸件等，石油化工行业所用的耐腐蚀合金铸件，机械行业所用的各种铸钢铸铁件以及有色金属铸造；我公司为一拖配套生产的大轮拖零部件已远销到委内瑞拉等国。
It targets not only will not issue a reminder of straight-run oil and oil out of the deployment into a grade of gasoline, and will not be able to use as the stability of hydrogen fuel oil and naphtha, gasoline transfer into the use of labeling, was the appearance of yellowish transparent liquid, petroleum ether slightly incense smell, can effectively improve the combustion characteristics of oil, oil-soluble properties, to avoid the formation of a number of flame and peroxide, significantly enhanced the performance of oil shock of the violence and start the car, and acceleration and power, making the color appearance of the oil reach the national standard odors were not precipitated non-hierarchical, adding finished gasoline can be increased by 3 - 18 grade, non-polluting exhaust.
它不仅可以将不达标号的直馏油和催列化的石油调配成标号汽油，而且将不能作为汽油使用的稳定氢质油和石脑油调成标号汽油使用，外观呈微黄色透明液体，略带有石油醚香气味，能够有效的改善油品的燃烧性能、油溶性能，避免形成多个火焰中心和过氧化物，明显的增强油品的抗暴震动性能和汽车的启动性，加速性及动力性，使油的外观色度气味均达到国家标准，不沉淀不分层，加入成品汽油中可提高 3--18个标号，排气无污染。
The mathematics model of exhaust gas heat loss is established by quoting the classical thermodynamics data and based on the efficiency measuring method of tube type heating furnace in petroleum chemical industry. It is easy to manage the heating furnace by computer.
根据《石油化工工艺管式加热炉效率测定法》的基本方法，引用经典热力学数据，建立加热炉排烟热损数学模型，以便于加热炉的计算机管理。
To save energy and prevent the pollution caused by the exhaust gas of automobile engines, natural gas and liquified petroleum gas are used as altemative fuels for Vehicles.
为了节约能源和减轻汽车发动机排气对环境的污染，世界各国都在寻求使用天然气和液化石油气作为代用燃料。
This paper analyzed the causes and influence factors of the jet noise emerged from petroleum and chemical plants, and investigated design methods and main technique cruces of exhaust mufflers.
分析了石化企业中常见的排气放空噪声的原理及其影响因素，探讨了排气放空消声器的设计方法及技术要点。
The characteristics and effects of new catalysts and catalytic technique debuted in the catalyst market abroad over the years were commented, including hydrodesulfurization catalyst, petroleum refining catalytic additive, catalyst for olefine polymerization, and catalyst for exhaust gas decontamination.
评述了国外催化剂市场上近年来出现的新型催化剂的特点和使用效果，包括加氢脱硫炼油催化剂、炼油催化添加剂、链烯烃聚合催化剂以及尾气净化催化剂。
According to above the evaluation that out, manage super object in fluid matter in waters in peaceful gulf petroleum, its very much the measure is to control the sea the pollution the source exhaust with enhance the sea management;
安海湾海域底质超标的石油类污染，主要治理措施是控制海上污染源排放和加强海上管理；
According to the requirements of the glass furnace, this system is proposed to use computer and PLC build up into one new control technique. Using this system, the technical requirements of varying of Petroleum, Pulverized Air and Exhaust Fume in the operation are guaranteed effectively. The system has overcome the disadvantage of the traditional control system.
本文针对玻璃熔窑运行过程中的要求，采用计算机控制技术与PLC组合成一新型的控制系统，快速准确地实现生产过程的控制，有效的保证了运行过程中重油、雾化气、助燃风及废气闸板的换向要求，以实现火焰换向的自动化控制。