2024知到网课 气藏工程（双语）智慧树答案

绪论 单元测试

1、多选题：According to the phase diagram,the gas reservoir can be devided into ( ).
A:dry gas reservoir
B:pure gas reservoir
C:condensate gas reservoir
D:wet gas reservoir
正确答案:【pure gas reservoir;condensate gas reservoir】

2、多选题：The unconventional gases include ( ).
A:tight gas
B:coalbed methane
C:gas hydrate
D:associated gas
E:shale gas
正确答案:【tight gas;coalbed methane;gas hydrate;shale gas】

第一章 单元测试

1、单选题：The constituents and their ( )in the natural gas is called the composition of natural gas.
A:volume fraction
B:mole fraction
C:proportions
D:mass fraction
正确答案:【proportions】

2、多选题：The z factor depends on ( ), can be measured in the laboratory or obtained from correlations.
A:gas composition
B:temperature
C:specific gravity
D:pressure
正确答案:【gas composition;temperature;specific gravity;pressure】

3、多选题：Several gas properties have the same values for similar gases at identical values of ( ).
A:reduced pressure
B:reduced temperature
C:critical temperature
D:critical pressure
正确答案:【reduced pressure;reduced temperature】

4、单选题：Under standard conditions, we can express the specific gravity of a gas mixture as ratio of apparent molecular weight of the gas to ( ).
A:29
B:28
C:16
D:30
正确答案:【29】

5、多选题：If a significant fraction of heavy components is present in the natural gas mixture, laboratory measurements of ( ) of the C7+ fraction are required to use mixing rules.
A:the molecular weight
B:gravity
C:mole fraction
D:critical pressure
E:critical temperature
正确答案:【the molecular weight;gravity;mole fraction】

6、单选题：The FVF of a gas is defined as the ratio of gas volume at reservoir temperature and pressure to the volume at ( ).
A:surface condition
B:standard condition
C:stock tank condition
D:reservoir condition
正确答案:【standard condition】

7、单选题：For an ideal gas, the isothermal coefficient of compressibility is the reciprocal of ( ).
A:pressure
B:z factor
C:temperature
D:molecular weight
正确答案:【pressure】

8、单选题：Under the condition that reservoir pressure is greater than the original bubblepoint pressure, the solution gas oil ratio is ( ) the solution gas oil ratio at bubblepoint.
A:greater than
B:less than
C:equal to
D:less or equal to
正确答案:【equal to】

9、多选题：The concentration of dissolved solids in water can be measured with several different units, including(  ).
A:

parts per million

B:

grams of salt per liter

C:

weight percent

D:

grams Nacl per liter

正确答案:【

parts per million

;

grams of salt per liter

;

weight percent

;

grams Nacl per liter

】

10、单选题：The effect of non-Darcy flow usually is incorporated into fluid flow equations as an additional ( )that is rate dependent.
A:skin factor
B:pressure drop
C:rate change
D:pressure change
正确答案:【skin factor】

第二章 单元测试

1、多选题：To develop analysis and design techniques for well testing, we must make several simplifying assumptions about the well and reservoir being modeled. These assumptions are introduced as needed to combine ( ).
A:an equation of state
B:an equation of fluid motion
C:an equation of well testing
D:the principle of mass conservation
正确答案:【an equation of state;an equation of fluid motion;the principle of mass conservation】

2、多选题：In a ( ) reservoir, fluid flows radially from the reservoir to the wellbore.
A:cylindrical
B:Heterogeneous-acting
C:polyhedral
D:Homogeneous-acting
正确答案:【cylindrical;Homogeneous-acting】

3、单选题：Assuming that the ( ) is zero, we can write a mass balance on the element as win–wout=qm .
A:the mass flow rate into the system
B:net generation of matter
C:pressure
D:velocity
正确答案:【net generation of matter】

4、多选题：An EOS relates volume (or density) to ( ).
A:viscosity
B:pressure
C:velocity
D:temperature
正确答案:【pressure;temperature】