Engines Paektusan


      
Nodong engine generate 32 t of thrust (vac)



Scud-M engine ? (right)



Single second stage engine (Safir IRILV)


Chinese FG-47 motor as kick stage ?

Paektusan-1 (Nodong based)

Stage

Engines

Thrust s.l.

Isp s.l.

Thrust vac

Isp vac

Propellant

Burn time

Flow rate

Total Imp

-

-

kN

N*s/kg

kN

N*s/kg

tons

s

t/s

MN*s
1  Nodong  (1)* 284.4 2422 313.8 2672 11.15 95 0.1174 29.8
2  Scud-M 100%     157.4 2697 4.96 49 0.0583 13.4
30%     46.8 2697 121 0.0174
3

 FG-47

     9.8 2824 0.125 36 0.0035 0.356

Unha-1 (Nodong++ based)

Stage

Engines

Thrust s.l.

Isp s.l.

Thrust vac

Isp vac

Propellant

Burn time

Flow rate

Total Imp

-

-

kN

N*s/kg

kN

N*s/kg

tons

s

t/s

MN*s
1  Nodong    (1)* 284.4 2433 313.8 2672 18.79 160 0.1174 50.2
2  LRE-4      (2)     33.4 2746 3.28 270 0.0122 9.0

* Nodong (= R-18 engine)