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1、精选优质文档-倾情为你奉上 第一阶段在线作业 窗体顶端单选题 (共13道题) 1.(2.5分) The individual phases (gas, , liquid water, and solids) should be separated from each other as early as practical. · A、liquid hydrocarbon · B、free water · C、sludge · D、
2、bubbles 我的答案:A 此题得分:2.5分 2.(2.5分) is the mainly compound in natural gas. · A、Oxygen · B、Methane · C、Ethane · D、Propane 我的答案:B 此题得分:2.5分 3.(2.5分) H2S and CO2 are very corrosive when is present. · A、liquid water
3、· B、air · C、oxygen · D、bubbles 我的答案:A 此题得分:2.5分 4.(2.5分) H2S and CO2 are short for . · A、hydrogen sulfide and carbon dioxide · B、hydrogen sulfur and carbon oxygen · C、hydrogen sulfide and carb
4、on oxygen · D、hydrogen sulfur and carbon dioxide 我的答案:A 此题得分:2.5分 5.(2.5分) Sweet gas refers to the gas containing . · A、ethane · B、CO2 · C、H2S · D、water vapor 我的答案:B 此题得分:2.5分 6.(2.5分) are built in vertical, ho
5、rizontal and spherical designs. · A、Separators · B、Heater-treaters · C、Towers · D、Meters 我的答案:A 此题得分:2.5分 7.(2.5分) The size of heat-treater is dependent upon the of oil and water to be handled. · A、pressure
6、83; B、temperature · C、volume · D、composition 我的答案:C 此题得分:2.5分 8.(2.5分) An emulsion is a combination of two immiscible . · A、solids · B、liquids · C、waters · D、gases 我的答案:B 此题得分:2.5
7、分 9.(2.5分) For the formation of a stable emulsion, the liquids must be . · A、mixed · B、dispersed · C、free · D、immiscible 我的答案:D 此题得分:2.5分 10.(2.5分) There must be sufficient to disperse one liquid as droplets in the other for the
8、 formation of a stable emulsion. · A、agitation · B、mixing · C、flowing · D、bubbles 我的答案:A 此题得分:2.5分 11.(2.5分) There must be an for the formation of a stable emulsion · A、demulsifier · B、salt
9、183; C、emulsifier · D、 water 我的答案:C 此题得分:2.5分 12.(2.5分) In W/O emulsion, is the dispersed phase. · A、demulsifier · B、oil · C、emulsifier · D、 water 我的答案:D 此题得分:2.5分 13.(2.5分) Hydrate inhibitors is u
10、sed to lower of water vapor and thus prevent hydrate formation in flow lines. · A、pressure · B、temperature · C、flow rate · D、freezing point 我的答案:D 此题得分:2.5分 多选题 (共13道题) 展开收起14.(2.5分) The non-hydrocarbons may contain . ·
11、60; A、carbon · B、oxygen · C、sulfur · D、nitrogen 我的答案:ABCD 此题得分:2.5分 15.(2.5分) The non-hydrocarbon contaminants must be removed as much as feasible for . · A、storage · B、transport · C、rei
12、njection · D、disposal 我的答案:ABCD 此题得分:2.5分 16.(2.5分) Dehydration of produced oil involves . · A、residence time · B、chemical addition · C、heat · D、electrostatic fields 我的答案:ABCD 此题得分:2.5分 17.(2.5分) Types of equip
13、ment used for removing oil and solids during produced water treatment include . · A、oil skimmer tanks · B、plate coalescers · C、air flotation tanks · D、hydrocyclones 我的答案:ABCD 此题得分:2.5分 18.(2.5分) The separation of natural gas fro
14、m liquids and/or impurities in a separator combines . · A、gravity · B、time · C、mechanical processes · D、chemicals 我的答案:ABCD 此题得分:2.5分 19.(2.5分) For separation of well-stream fluids, the operating pressure of separator is depende
15、nt upon . · A、the pressure of the gas sales line · B、the flowing pressure of the well · C、flow rate · D、operating pressure 我的答案:ABD 此题得分:2.5分 20.(2.5分) During oil treating, must be removed before selling the oil. ·
16、160; A、Liquid hydrocarbon · B、gas · C、water · D、sediment 我的答案:BCD 此题得分:2.5分 21.(2.5分) In an emulsion,the liquid that is broken up into droplets is known as the . · A、discontinuous phase · B、dispersed phase
17、3; C、internal phase · D、continuous phase 我的答案:ABC 此题得分:2.5分 22.(2.5分) Whether an emulsion is tight or loose depends on several factors,including . · A、the properties of the oil and water · B、the percentage of oil and water in the emu
18、lsion · C、the type and amount of emulsifier present · D、the pressure and temperature of emulsion 我的答案:ABC 此题得分:2.5分 23.(2.5分) Refining of water-bearing crude can cause severe problems. · A、leakage · B、pollution ·
19、0; C、corrosion · D、plugging 我的答案:CD 此题得分:2.5分 24.(2.5分) Sour gas may contain . · A、sulfur compounds · B、CO2 · C、H2S · D、water vapor 我的答案:AC 此题得分:2.5分 25.(2.5分) The aim of removal of acid gases includes that . &
20、#183; A、they will cause corrosion problems · B、they will cause plugging · C、they have no heating value · D、H2S is lethal in very small quantities 我的答案:ACD 此题得分:2.5分 26.(2.5分) For gas sweetening process, which ones are right? · &
21、#160; A、In batch processes, the reactant can be regenerated. · B、The aqueous amine solutions can be regenerated. · C、The physical solvents can be regenerated with heat. · D、Direct oxidation to sulfur practically eliminates H2S emissions. 我的
22、答案:BD 此题得分:2.5分 判断题 (共14道题) 展开收起27.(2.5分) Oil is the blood of industry. · 正确 · 错误 我的答案:正确 此题得分:2.5分 28.(2.5分) Dehydration of produced oil is required to reduce the water content to a value acceptable for transportation or sales. · 正确 ·
23、; 错误 我的答案:正确 此题得分:2.5分 29.(2.5分) The major goal of oil removal from produced water is to prevent reservoir plugging. · 正确 · 错误 我的答案:正确 此题得分:2.5分 30.(2.5分) LNG is natural gas liquids. · 正确 · 错误 我的答案:错误 此题得分:2.5分 31.(2.5分) T
24、he equipment most widely used for separation of well-stream gas from free liquids is referred to as a separator. · 正确 · 错误 我的答案:正确 此题得分:2.5分 32.(2.5分) Heater-treaters can be vertical, horizontal or spherical in design. · 正确 · 错误
25、 我的答案:错误 此题得分:2.5分 33.(2.5分) In an emulsion, liquids do not mix together under normal conditions · 正确 · 错误 我的答案:正确 此题得分:2.5分 34.(2.5分) API is short for American Petroleum Institute. · 正确 · 错误 我的答案:正确 此题得分:2.5分 35.(2.5分) The visc
26、osity of crude oil decreases as the water content is increased. · 正确 · 错误 我的答案:错误 此题得分:2.5分 36.(2.5分) W/O emulsion is also called regular or normal emulsion. · 正确 · 错误 我的答案:正确 此题得分:2.5分 37.(2.5分) Degassing should be done prior t
27、o emulsion treating. · 正确 · 错误 我的答案:正确 此题得分:2.5分 38.(2.5分) Dehydration of natural gas includes: absorption and adsorption. · 正确 · 错误 我的答案:正确 此题得分:2.5分 39.(2.5分) In absorption, the desiccant is liquid. · 正确
28、3; 错误 我的答案:正确 此题得分:2.5分 40.(2.5分) In adsorption, the desiccant is liquid. · 正确 · 错误 我的答案:错误 此题得分:2.5分 窗体底端 第二阶段在线作业 窗体顶端单选题 (共13道题) 1.(2.5分) In pumping any liquid, the goal is to add energy to the liquid to cause it to move through a pipel
29、ine by overcoming the resistance of friction and changes in . · A、speed · B、flow · C、site · D、elevation 我的答案:D 此题得分:2.5分 2.(2.5分) Positive displacement pumps are used for volumes and when required pumping pressure is . ·
30、160; A、Small, moderate · B、Large, high · C、Large, moderate · D、Small, high 我的答案:D 此题得分:2.5分 3.(2.5分) In general, when large volume of liquid to be pumped and pressures are moderate, which equipment will be chosen? · A、cent
31、rifugal pumps · B、centrifugal compressors · C、positive displacement pumps · D、reciprocating compressors 我的答案:A 此题得分:2.5分 4.(2.5分) When pumps are connected in parallel, each pump operates at approximately . · A、same suction press
32、ure and different discharge pressure · B、same suction and discharge pressure · C、different suction and discharge pressure · D、different suction pressure and same discharge pressure 我的答案:B 此题得分:2.5分 5.(2.5分) In a centrifugal unit, rotates. ·
33、 A、diffuser · B、housing · C、impeller · D、rod 我的答案:C 此题得分:2.5分 6.(2.5分) For tight line operation, which one is right? · A、One station pumps directly into the suction side of the pumps at the next station and no tankag
34、e is open to the suction manifold at the intermediate station. · B、One station pumps directly into the tankage at the next station and no tankage is open to the suction manifold at the intermediate station. · C、One station pumps directly into the suction side of t
35、he pumps at the next station and a small tank is open to the suction manifold at the intermediate station. · D、One station pumps directly into the tankage at the next station and a small tank is open to the suction manifold at the intermediate station. 我的答案:A 此题得分:2.5分 7.(2.5分) If
36、compressor cylinders of a single integral reciprocating compressors unit are operated in parallel, each cylinder operates with . · A、different suction and discharge pressure · B、different suction pressure and same discharge pressure · C、same suct
37、ion pressure and different discharge pressure · D、same suction and discharge pressure 我的答案:D 此题得分:2.5分 8.(2.5分) In centrifugal compressors, energy is added to the gas by impeller . · A、confining · B、rotating · C、compressing
38、3; D、burning 我的答案:B 此题得分:2.5分 9.(2.5分) In centrifugal compressors, energy is added to the gas . · A、by confining the gas and then compressing · B、by the rotation of an impeller · C、by confining the gas · D、by compre
39、ssing the gas 我的答案:B 此题得分:2.5分 10.(2.5分) Depending on the type of gas, may also be needed between compression stages to remove any liquids condensed by interstage cooling. · A、meters · B、heat exchanger · C、separators · D、tower 我
40、的答案:C 此题得分:2.5分 11.(2.5分) In liquid pipeline, Pigs and sphere travel . · A、at higher velocity than liquid in the pipeline · B、awhile, then stop · C、at lower velocity than liquid in the pipeline · D、at about constant velocity 我的答
41、案:D 此题得分:2.5分 12.(2.5分) Pipelines are often pigged first . · A、during construction · B、during ordinal operation · C、during testing following construction · D、after connection 我的答案:C 此题得分:2.5分 13.(2.5分) A pig launcher may be requ
42、ired . · A、at the end of the segment being pigged and at the end of a station · B、at the beginning of the segment being pigged and at the beginning of a station · C、at the beginning of the segment being pigged and at the end of a station · &
43、#160; D、at the end of the segment being pigged and at the beginning of a station 我的答案:C 此题得分:2.5分 多选题 (共12道题) 展开收起14.(2.5分) The size of flowlines required varies according to . · A、the capacity of the well being served · B、the temperature ·
44、 C、the length of the line · D、the pressure available at the producing well 我的答案:ACD 此题得分:2.5分 15.(2.5分) This network of crude trunk lines comprises a wide variety of pipe . · A、locations · B、sizes · C、capacities ·
45、60; D、pressures 我的答案:BC 此题得分:2.5分 16.(2.5分) Pumping station must also be spaced along the pipeline to maintain pipeline pressure at the level required to overcome . · A、friction · B、leakage · C、changes in elevation · D、other pre
46、ssure losses 我的答案:ACD 此题得分:2.5分 17.(2.5分) In selecting the station site, which should be considered? · A、Type of pump · B、Environmental protection · C、Safety considerations · D、Engineering design criteria 我的答案:BCD 此题得分:2.5分 18.(
47、2.5分) Products shipped include . · A、several grades of gasoline · B、aviation gasoline · C、diesel · D、home heating oils 我的答案:ABCD 此题得分:2.5分 19.(2.5分) Equipment in an individual station varies in both size and type, depending on .
48、 · A、the volume of fluid being handled and its properties · B、the size of the pipeline system · C、the type of monitoring and control used · D、the remoteness of the station 我的答案:ABCD 此题得分:2.5分 20.(2.5分) In a pumping station, the
49、main items are . · A、Pumps · B、drivers · C、meters · D、pipes 我的答案:AB 此题得分:2.5分 21.(2.5分) The characteristics of oil & gas pipeline systems include: · A、Lower transportation costs · B、Increa
50、se the ease of operation · C、Decrease evaporation loss · D、Decrease transportation time 我的答案:ABCD 此题得分:2.5分 22.(2.5分) adds energy to the flowing fluid to cause it to move through the pipeline. · A、Pumps · B、Compressors ·
51、160; C、Pigs · D、Meters 我的答案:AB 此题得分:2.5分 23.(2.5分) Volume that reciprocating compressor unit can compress under given conditions depends on: · A、size of cylinder · B、length of the piston stroke · C、clearance volume within
52、the cylinder · D、temperature and pressure of gas flow 我的答案:ABC 此题得分:2.5分 24.(2.5分) The type of information gathered by smart pigs includes . · A、pipeline diameter · B、bends · C、temperature and pressure · D、corr
53、osion 我的答案:ABCD 此题得分:2.5分 25.(2.5分) Pipeline pigging is done to . · A、periodically remove wax, dirt, and water from the pipeline · B、separate products to reduce the amount of interface between different types of crude oil or refined products. · C
54、、control liquids in a pipeline · D、inspect pipelines for defects 我的答案:ABCD 此题得分:2.5分 判断题 (共15道题) 展开收起26.(2.5分) Gathering lines are the first link in the transportation chain from producing well to consumer. · 正确 · 错误 我的答案:错误 此题得分:2.5分 27.(2.5分) T
55、he originating station is usually most complex. · 正确 · 错误 我的答案:正确 此题得分:2.5分 28.(2.5分) Pumps are required only at the beginning of the trunk line. · 正确 · 错误 我的答案:错误 此题得分:2.5分 29.(2.5分) Crude trunk lines operate at the same pressu
56、re as field-gathering systems. · 正确 · 错误 我的答案:错误 此题得分:2.5分 30.(2.5分) Crude trunk lines are made of steel. · 正确 · 错误 我的答案:正确 此题得分:2.5分 31.(2.5分) In general, gas pipelines operate at the same pressures as crude lines. ·
57、; 正确 · 错误 我的答案:错误 此题得分:2.5分 32.(2.5分) Much of the line pipe used today is manufactured according to specifications of API. · 正确 · 错误 我的答案:正确 此题得分:2.5分 33.(2.5分) Seamless steel pipe is made with a longitudinal weld by hot working lengths of
58、steel to produce pipe of the desired size and properties. · 正确 · 错误 我的答案:错误 此题得分:2.5分 34.(2.5分) Reciprocating compressors have more moving parts and lower mechanical efficiencies than centrifugal compressors. · 正确 · 错误 我的答案:正确 此
59、题得分:2.5分 35.(2.5分) The number of booster stations is constant in liquids pipeline systems. · 正确 · 错误 我的答案:错误 此题得分:2.5分 36.(2.5分) When pumps are connected in parallel, the total flow volume is handled by each pump. · 正确 · 错误 我的答案
60、:错误 此题得分:2.5分 37.(2.5分) Liquids and gases are compressible. · 正确 · 错误 我的答案:错误 此题得分:2.5分 38.(2.5分) The output from a centrifugal compressor is smoother than reciprocating compressors. · 正确 · 错误 我的答案:正确 此题得分:2.5分 39.(2.5分) Interst
61、age cooling between compression stages can be done by air cooling, by cooling with water, or by exchanging heat with inlet gas. · 正确 · 错误 我的答案:正确 此题得分:2.5分 40.(2.5分) Barrel diameter is the same as pipeline. · 正确 · 错误 我的答案:错误 此题得
62、分:2.5分 窗体底端 第三阶段在线作业 窗体顶端单选题 (共10道题) 1.(2.5分) If the refinery is supplied by tanker, days of storage is recommended. · A、30-32 · B、32-35 · C、6 · D、16-18 我的答案:B 此题得分:2.5分 2.(2.5分) Natural gas demand is highly dependen
63、t on . · A、weather · B、regulation · C、production · D、compressor 我的答案:A 此题得分:2.5分 3.(2.5分) Because LNG must be stored at very low temperatures to maintain it in a liquid state, is one of the most important elements of LNG storage
64、 design. · A、temperature · B、pressure · C、insulation · D、shape 我的答案:C 此题得分:2.5分 4.(2.5分) For fixed-roof tank, which one is right? · A、For cone-roof tanks, they dont have cylindrical shells. ·
65、B、For cone-roof tanks, the top is made in the form of a shallow cone. · C、Umbrella-roof tanks are usually constructed to diameters larger than 60ft. · D、For umbrella-roof tanks, there are column supports that must be run to the bottom of the tank. 我的答案:B 此题得分:2.5分
66、 5.(2.5分) For floating-roof tanks, they have a cover that floats on the surface of the . · A、liquid · B、pipeline · C、gas · D、shell 我的答案:A 此题得分:2.5分 6.(2.5分) The floating cover or roof is a disk structure that has sufficient to e
67、nsure that the roof will float under all expected conditions. · A、weight · B、diameter · C、buoyancy · D、pressure 我的答案:C 此题得分:2.5分 7.(2.5分) Corrosion is usually the most severe at the . · A、bottom ·
68、160; B、top · C、shell · D、interface 我的答案:A 此题得分:2.5分 8.(2.5分) It is necessary to dry natural gas pipelines, . · A、after hydrostatic testing · B、when the line is put into service · C、following pipeline constructi
69、on · D、before hydrostatic testing 我的答案:A 此题得分:2.5分 9.(2.5分) During hydrostatic testing, fill the line with water and subjecting it to a pressure to check for leaks. · A、greater than the design operating pressure · B、the same as the design operati
70、ng pressure · C、lower than the design operating pressure · D、the same as the allowable pressure 我的答案:A 此题得分:2.5分 10.(2.5分) Metering problem is more complicated in gas lines since corrections are more important. · A、temperature ·
71、 B、pressure · C、temperature and pressure · D、volume 我的答案:C 此题得分:2.5分 多选题 (共13道题) 展开收起11.(2.5分) Factors help determine the amount of storage a refinery needs for both feedstock and products include: · A、product delivery · B、refinery complexity · C、seasonal demand · D、turnarounds 我的答案:ABCD 此题得分:2.5分 12.(2.5分) At tanker terminals, the amou
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