The simulated tests in exhaust manifold gas and generating station coal gas have been achieved to evaluate the performance of resistance to corrosion on Fe〓Al alloys and its weldments、austenite stainless and low carbon steel.
本文还通过汽车尾汽和电厂燃煤气氛的模拟实验，研究了Fe〓Al基合金及其焊缝与对比材料A3钢、奥氏体不锈钢的耐腐蚀状况，结果表明，在两种实验条件下，Fe〓Al基合金都表现出了优异的耐腐蚀性能。
The reasons of low percentage elongation of mid Si Mo vermicular graphite cast iron exhaust tube casting in trial production were analyzed.
对试生产的中硅钼合金蠕墨铸铁排气管铸件本体伸长率不足的原因进行了显微组织分析。
It needs high quality catalytic converter and matching technology for meeting low exhaust need, so, matching technology is the key point in using catalytic converter.
国内外对发动机与催化转化净化器的匹配问题研究较少，而我国存在部分汽车在整车设计时没有考虑安装催化转化器系统，在这种状况下安装催化转化器系统势必引起汽车发动机和汽车排气系统的重新匹配问题，影响发动机经济性及排放特性。
Zhucheng Shenfeng造纸机械厂main products: water pulper equipment (low concentration of hydraulic pulper, the high concentration of hydraulic pulper, D-hydraulic pulper, to drum hydraulic pulper), Refining Relief equipment (Roll-grinding machine, single-effective fiber separator, Double-Disc refining machines, high concentration of refining, Li seminal plasma horizontal plane), filter purification equipment (dual-screen drum pulse low net sieve, flow Pressure on the screen, cylindrical screen, high-frequency vibration box sieve), deinking equipment (all closed flotation Deinking machine, the trough flotation Deinking efficient machines, exhaust-Deinking machine), washed enrichment equipment (enrichment Machine, sludge dewatering machine, washing machine, screw propeller), the paper machine and ancillary equipment (toilet paper machines, pneumatic scraper, dryer, Slitter, embossing machine, pump).
诸城市申丰造纸机械厂主要产品有：水力碎浆机设备（低浓水力碎浆机、高浓水力碎浆机、D型水力碎浆机、转鼓式水力碎浆机），磨浆疏解设备（搓磨分丝机、单效纤维分离机、双盘磨浆机、高浓磨浆机、立卧式精浆机），筛选净化设备（双筛鼓低脉冲网前筛、内流压力筛、圆筒筛、高频振框筛），，脱墨设备（全封闭浮选脱墨机、方槽式高效浮选脱墨机、抽气式脱墨机），洗涤浓缩设备（浓缩机、污泥脱水机、漂洗机、螺旋推进器），纸机及配套设备（卫生纸机、气动刮刀、烘干机、分切机、压花机、浆泵）等。
Mid-low energy disperse dyes were firstly used to PLA fiber exhaust dyeing under pH value 5～6, temperature 110℃, time 30～40 min, then over dyeing process with reactive dye was applied to cotton fiber.
PLA可生化降解，最终分解物是二氧化碳和水，在光合作用下又可生成淀粉，所以是理想的可循环使用的新型纺织材料，也是目前唯一不依赖石油资源开发的合成纤维。
A series of low Pt-Rh catalysts for automobile exhaust purification was prepared by dipping method.
采用浸渍法制备了一系列低Pt、Rh含量的Pt-Rh型汽车尾气净化催化剂。
Also, the engine used in the Volantor, called the `Rotapower, ` meets the Ultra Low Emission Vehicle standards without exhaust after treatment.
另外，飞为Rotapower，即使在排气不经处理的情况下，也已经符合极低污染车的排放标准。
The failure settings include that of the diesel engine, for example, the single cylinder no fuel oil, scavenge air box firing, cylinder air leakage, cylinder air port dirty, piston ring broken, cylinder worn, cylinder poor cooling, poor oil fog, poor combustion, too early combustion, too late combustion, maximum combustion pressure too high, maximum combustion pressure too low, exhaust gas valve leakage, exhaust valve timing too early, exhaust valve timing too late, scavenge air temperature too high, scavenge air temperature too low and so on.
其主要内容有：柴油机本身的故障设置，如单缸停油、扫气箱着火、气缸漏气、扫气口脏污、活塞环断裂、缸套过度磨损、缸套冷却不良、活塞冷却不良、燃油雾化不良、燃烧不良、燃烧太早、燃烧太晚、爆发压力过高，爆发压力过低、排气阀漏气、排气阀定时过早、排气阀定时过晚、扫气温度过高、扫气温度过低等288个故障。
As the molecular pump pumping speed for water vapor is only with the diameter cryopump pumping speed of the quarter, so molecular pump exhaust pump longer time than low temperature.
由于分子泵对水蒸气的抽速仅为同口径低温泵抽速的四分之一，所以分子泵的排气时间比低温泵长。
The compact balancer module, the silent chain, the stable combustion yielded by the intake and exhaust MIVEC system, and high rigidity designs for the cylinder head and cylinder block realize low vibration and noise.
紧凑型平衡器模块，齿形链，稳定的燃烧产生的进气和排气的MIVEC系统，气缸盖的高刚性设计，缸体实现了低振动和噪音。
At present, the seal-type multi-stage vacuum pump is the most widely used access technology, a pump, it can be used as a separate low-vacuum equipment to the exhaust pump, it can be used as high-vacuum exhaust pump, when the first class, formed into a high demand for multi-stage pump.
目前，油封式多级泵是国内真空获得技术中应用最广的一种泵，它可单独用作低真空设备的排气用泵，也可用作高真空排气时的前级真空泵，组成成高要求的多级泵。
On the instrument cabinet, there is power switch, start switch, stop pushbutton, main engine exhaust thermometer, lub oil pressure gauge, lub oil thermometer, cooling water thermometer, main engine revolution indicator, starting battery voltmeter, cooling water high temperature and lub oil low pressure alarm device; beside the gear box, there is working oil pressure gauge, lub oil thermometer, lub oil low pressure alarm, working oil low pressure alarm and lub oil high temperature alarm.
本船主机有机带控制报警仪表箱，仪表箱上设有电源开关、启动开关、停车按钮、主机排气温度表、滑油压力表、滑油温度表、冷却水温表、主机转速表、启动蓄电池电压表、冷却水高温及滑油低压报警装置；齿轮箱机旁配工作油压力表、滑油温度表、滑油低压报警、工作油低压报警及滑油高温报警。
The occurrence of accidents under different natural conditions was analyzed. The main causes of traffic accidents included low friction coefficient of road surface due to deficient illuminance, low visibility and accumulated mass dust and exhaust gas, and imperfect safety measures.
通过对不同自然条件下交通事故的形成过程进行分析，认为洞内照明不足、能见度低、大量尘埃和废气凝聚造成路面摩擦系数低、安全设施不完备是导致隧道交通事故的主要原因。
Said invention utilizes the change of air intake and air exhaust and fuel injection correct time of diesel engine, and uses high-temp. waste gas in the cylinder to heat previously injected diesel oil and make the diesel oil fully evaporate and uniformly mix with air before ignition, and utilizes the control of air inlet temp. and air intake and air exhaust correct time to implement homogeneous multipoint compression ignition of diesel oil, Nox discharge can be reduced by 98%, carbon smoke discharge is practically zero. At the same time its combustion chamber is made up by using heat-insulating material it can raise heat efficiency and implement low emission of HC and CO.
本发明通过改变传统柴油机的进排气及喷油正时，用缸内高温废气加热预先喷入的柴油使柴油能够在着火之前充分蒸发并与空气均匀混合；通过控制进气温度和进排气阀正时来实现柴油的均质多点压燃，Nox排放可降低98％，碳烟排放几乎为零，同时提高中低工况的热效率；燃烧室采用绝热材料，减少了不完全燃烧量，保持较低的HC和CO排放；实现柴油发动机的高效低污染燃烧。
The basic research mentality is to conduct the cycle optimization researchthrough the computer simulation of:①series solution cycle with exhaust heatrecovery generator (weak solution going into high pressure generator first)②parallel solution cycle with exhaust heat recovery (weak solution separating eachother after going through the low temperature heat exchanger)③parallel solutioncycle with exhaust heat recovery (weak solution separating each other before goinginto the low temperature heat exchanger).
研究的基本思路是通过计算机模拟进行循环优化研究，对①带排烟热回收发生器的串联溶液循环、溶液先进高压发生器的溴化锂直燃机②带排烟热回收发生器的并联溶液循环、低温溶液热交换器后分流的溴化锂直燃机③带排烟热回收发生器的并联溶液循环、低温溶液热交换器前分流的溴化锂直燃机等三种循环形式进行计算机模拟。
The water chamber takes the shape of tilting cube, in favor of uniform distribution of cooling water on tube plate surface. The tube bundle is divided into two groups of zygomorphy according to the bisection system and it has eight support clapboards. The siphonopore center of each clapboard increases a certain distance corresponding to that of two tube plates and the cooling tube takes the shape of arch. The two-way cooling water of bisection flows through the condenser in opposite direction so as to improve the distribution of heat load for tube bundle. Around the throat of condenser, the final stage low-pressure heater, air extraction tube, intake device of bypass exhaust and the like are deployed.
它的特点是：水室呈倾斜立方体形状，有利于冷却水流在管板面上均匀分布；由于采用对分制，管束相应地分为左、右对称的两组，并且管束设有八块支撑隔板，每块隔板的管孔中心相对于两端管板的管孔中心依次抬高一定的距离，以使冷却管呈拱形状；对分制的两路冷却水以相反方向流过凝汽器，从而改善管束的热负荷分布；在凝汽器喉部布置了末级低压加热器，抽汽管道及旁路排汽接受装置等。
According to existing condition that the exhaust gas vented by high-pressure generator of traditional lithium bromide absorption refrigeration tandem system has a high temperature and some waste heat is wasted, shows a new-style circulation system by adding a parallel low-pressure generator to the traditional system.
针对双效溴化锂吸收式制冷机串联系统高压发生器排烟温度偏高，存在一定的余热资源浪费这一实际问题，采用并联增加一个低压发生器的方法，对原有系统进行改进，形成的一个新型循环系统。
MIXPC exhaust manifold structure、large scavenging overlap angles and inlet valve open timing ahead are three basic features of this turbocharging system. The reason why MIXPC-SCABY turbocharging system can improve engine's partial load performance much more than any other ordinary turbocharging system is because the increase of the scavenging air amount at partial load exceed much of that at rating condition. Simulation study was carried out on 16VPA6-280、8L250Z、16V280ZJA diesel engines with MIXPC-SCABY turbocharging system, the results show that Pmax、BSFC are decreased and partial load performance is improved, scavenging interference is also avoided. Besides, MIXPC-SCABY turbocharging system is easy to put into practice because of no any extra control equipment, and NOx emission can also be decreased because of its low temperature cycle.
在16VPA6-280舰用柴油机、8L250Z船用柴油机、16V280ZJA提速机车大功率柴油机上采用MIXPC-SCABY系统进行了性能模拟计算研究，计算结果表明采用MIXPC-SCABY系统，可以在保证原机机械负荷和热负荷的条件下使柴油机得到强化，使平均有效压力Pe分别增加17.5%、13.3%和10%，并可以降低NOx排放和改善低工况性能，结构上只需重新设计进气凸轮的型线，其余不作改动，具有较高的性能价格比。
Drying process is the duration of hot air flowing through material layer, where heat and quality is transmitted. upper chamber is connected by air pipe with fan inlet, in which, most part of air circulates except those with low temperature and high humidity which is drained through humidity exhaust. regulation valve and exhaust fan, In the low circulation unit, circulated air enters upper chamber first, heated by exchanger when down-streams through material layer to the lower chamber which is connected with fan inlet by side air pipes and return air pipes, most part of air circulates with little be drained.
干燥过程是热气流穿过物料层，完成热量与质量传递的过程。上腔由风管与风同入口相连，大部分气体循环，一部分温度较低含湿量较大的气体作为废气经排湿管、调节阀、排湿风机排出。下循环单元中，循环风机出来的风先进入上腔，向下经换热器加热，穿过物料层进入下腔，下腔由侧风道及回风管与风机入口相连，大部分气体循环，一部分排出。
Parkes Kuifu lubricants top ten advantages: to reduce machine wear and tear more than 90% of the good old engines; improve engine output power of 8%-22%, surging power may be unlimited; reduce fuel 6%-15%, easy to deal with high time prices; reduce automotive exhaust emissions of harmful substances more than 50%, superior environmental protection and give something back to society; lower engine noise by 10%-40%, driving fun, leisurely; inhibit wear, extend engine life; mobility superior low temperature viscosity, reduce cold start wear, cold winter (-30 ~-50) explosive; à super clean decentralization and anti-oxidation function, reduce the carbon deposition; extend the useful life of lubricants; á reduce engine repair, saving repair costs, save time costs; reduce maintenance frequency, time-saving, easy, inexpensive and hassle free.
加士孚润滑油十大优点：①减少机器磨损90%以上，发动机历久弥新；②提高发动机输出功率8%-22%，澎湃动力无限可能；③降低燃油6%-15%，轻松应对高油价时代；④降低汽车尾气中有害物质排放量50%以上，卓越环保、回馈社会；⑤降低发动机噪音10%-40%，驾乘乐趣，悠然尽释；⑥抑制磨损、延长发动机使用寿命；⑦低温粘动性优越，降低冷启动磨损，寒冷冬季(-30℃～-50℃)一触即发；⑧超级清净分散和抗氧化功能，降低积碳；延长润滑油使用寿命；⑨减少发动机维修，节约维修费用，节省时间成本；⑩减少保养次数，省时、省事、省钱、省心。