Which of the following gasifiers can be attached to coal based fertiliser plants? (A) Lurgi (high pressure) gasifier (B) Kopper-Totzek gasifier (C) Gasifier working at 20 atm (D) Gasifier working at 40 atm

Which of the following gasifiers can be attached to coal based fertiliser
plants?
(A) Lurgi (high pressure) gasifier
(B) Kopper-Totzek gasifier
(C) Gasifier working at 20 atm
(D) Gasifier working at 40 atm
by

1 Answer

Answer :

(B) Kopper-Totzek gasifier
by

Related questions

A coal gasifier operating at 20 atm. (e.g. Lurgi gasifier) as compared to one operating at atmospheric pressure (e.g. Kopper-Totzek or Winkler gasifier) will produce a gas having (A) Higher methane content and thus higher calorific value (B) Higher carbon monoxide content(C) Lower carbon dioxide content(D) None of these

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Last Answer : (A) Higher methane content and thus higher calorific value

Producer gas containing least amount of tar is produced by the (A) Partial combustion of coal (B) Partial combustion of large size (< 50 mm) coke (C) High pressure gasification of coal (e.g. in Lurgi gasifier) (D) Atmospheric pressure gasification of coal (e.g., in Kopper-Totzek gasifier)

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Last Answer : (B) Partial combustion of large size (< 50 mm) coke

Kopper-Totzek coal gasifier (installed in a coal based nitrogeneous fertiliser plant) employs a/an __________ bed gasifier. (A) Entrained (B) Moving (C) Fixed (D) Fluidised

Description : Kopper-Totzek coal gasifier (installed in a coal based nitrogeneous fertiliser plant) employs a/an __________ bed gasifier. (A) Entrained (B) Moving (C) Fixed (D) Fluidised

Last Answer : (A) Entrained

Lurgi gasifier (high pressure gasifier) as compared to Kopper Totzek gasifier (atmospheric pressure gasifier) produces (A) Higher amount of methane (B) Lower amount of hydrogen (C) Both (A) and (B) (D) Higher amount of both methane and hydrogen

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Kopper-Totzek coal gasifier (A) Can give ammonia synthesis gas (H2 + N2 ) (B) Is a moving bed reactor (C) Cannot use coking coal (D) Operate at very high pressure

Description : Kopper-Totzek coal gasifier (A) Can give ammonia synthesis gas (H2 + N2 ) (B) Is a moving bed reactor (C) Cannot use coking coal (D) Operate at very high pressure

Last Answer : (A) Can give ammonia synthesis gas (H2 + N2 )

High pressure coal gasification is employed in __________ process. (A) Lurgi (B) Kopper-Totzek (C) Winkler (D) None of these

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Which of the following is a single stage, fixed bed high pressure coal gasification process? (A) Winkler process (B) Kopper-Totzek process (C) Lurgi Process (D) None of these

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Kopper-Totzek coal gasifier (A) Can give ammonia synthesis gas (H2 + N2 ) (B) Is a moving bed reactor(C) Cannot use coking coal(D) Operate at very high pressure

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Last Answer : (A) Can give ammonia synthesis gas (H2 + N2 )

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Gas yield in the Kopper-Totzek coal gasifier is about __________ Nm3 /ton coal (ash = 35%). (A) 150 (B) 1500 (C) 3500 (D) 5000

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In Lurgi coal gasifier, (A) Coking coals cannot be used (B) Low carbon conversion efficiency is achieved (C) Entrainment of solids is higher (D) Larger quantity of coal can be processed

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